/* roulang page: index */
:root{
  --ink-900:#061018;
  --ink-800:#0A1B24;
  --ink-700:#102B34;
  --teal-400:#2FE0C4;
  --teal-500:#17C3A8;
  --teal-600:#0E8E7C;
  --coral-400:#FF7A59;
  --coral-600:#D9542F;
  --paper:#F4F7F6;
  --paper-2:#EAF1EE;
  --white:#FFFFFF;
  --text-dark:#0B1B20;
  --text-muted:#526562;
  --text-light:#E6F2EF;
  --text-light-muted:#9FB3AE;
  --line-dark:rgba(255,255,255,.12);
  --line-light:#DDE7E3;
  --card-border:#E3ECE8;
  --r-4:4px;--r-8:8px;--r-12:12px;--r-14:14px;--r-16:16px;--r-24:24px;
  --shadow-card:0 8px 24px rgba(6,16,24,.06);
  --shadow-card-hover:0 14px 34px rgba(6,16,24,.12);
  --shadow-dark:0 20px 50px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(47,224,196,.4),0 8px 32px rgba(47,224,196,.28);
  --glow-hover:0 0 0 1px rgba(47,224,196,.5),0 12px 40px rgba(47,224,196,.38);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-num:"DIN Alternate","Bahnschrift","Inter",var(--font-cn);
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
a:hover{color:var(--teal-600)}
button{font-family:inherit}
h1,h2,h3,h4,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--teal-400);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--paper{background:var(--paper)}
.section--paper2{background:var(--paper-2)}
.section--dark{
  background:
    radial-gradient(110% 80% at 20% 0%,rgba(47,224,196,.10),transparent 55%),
    linear-gradient(180deg,#07151D,#061018);
  color:var(--text-light);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.12em;color:var(--teal-600);
  font-weight:600;text-transform:none;margin-bottom:14px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal-500)}
.section--dark .eyebrow{color:var(--teal-400)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(26px,3vw,38px);font-weight:700;line-height:1.25;letter-spacing:.005em}
.section-head .head-note{font-size:14px;color:var(--text-muted);margin-top:10px;max-width:640px}
.section--dark .head-note{color:var(--text-light-muted)}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--teal-600);
  border:0;background:none;padding:6px 0;transition:gap var(--ease),color var(--ease);
}
.section--dark .link-more{color:var(--teal-400)}
.link-more:hover{gap:12px;color:var(--teal-500)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:10px;
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
  min-height:44px;
}
.btn-primary{
  background:linear-gradient(135deg,#2FE0C4,#17C3A8);
  color:#04120F;box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--glow-hover);color:#04120F}
.btn-primary:active{transform:translateY(0)}
.btn-primary[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-ghost{
  background:transparent;border:1px solid rgba(255,255,255,.24);color:#E9F4F1;
}
.btn-ghost:hover{border-color:var(--teal-400);background:rgba(47,224,196,.08);color:#E9F4F1}
.btn-outline{
  background:#fff;border:1px solid rgba(11,27,32,.18);color:#0B1B20;
}
.btn-outline:hover{border-color:var(--teal-500);background:rgba(47,224,196,.08);color:#0B1B20}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ===== 顶部倒计时 ===== */
.countdown-bar{
  background:var(--ink-900);
  border-bottom:1px solid transparent;
  border-image:linear-gradient(90deg,var(--teal-500),var(--coral-400)) 1;
  color:var(--text-light);
}
.cd-inner{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:44px;font-size:13px;
}
.cd-left{display:flex;align-items:center;gap:8px;color:var(--text-light-muted)}
.cd-dot{
  width:8px;height:8px;border-radius:50%;background:var(--teal-400);
  box-shadow:0 0 0 0 rgba(47,224,196,.5);animation:cd-pulse 2.2s infinite;
}
@keyframes cd-pulse{
  0%{box-shadow:0 0 0 0 rgba(47,224,196,.5)}
  70%{box-shadow:0 0 0 8px rgba(47,224,196,0)}
  100%{box-shadow:0 0 0 0 rgba(47,224,196,0)}
}
.cd-timer{display:flex;align-items:center;gap:14px;font-family:var(--font-num);font-variant-numeric:tabular-nums}
.cd-unit{display:inline-flex;align-items:baseline;gap:3px}
.cd-unit b{font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em}
.cd-unit i{font-style:normal;font-size:11px;color:var(--text-light-muted)}
.cd-static{font-family:var(--font-num);font-size:14px;color:#fff}
.countdown-bar.is-ended .cd-timer{color:var(--coral-400);font-family:var(--font-cn);font-size:13px}
.cd-link{display:inline-flex;align-items:center;gap:6px;color:var(--teal-400);font-size:13px;white-space:nowrap}
.cd-link:hover{color:var(--teal-500)}

/* ===== 吸顶导航 ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(6,16,24,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:32px;height:32px;flex:0 0 auto;color:var(--teal-400)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:20px;font-weight:800;color:#fff;letter-spacing:.01em}
.brand-sub{font-size:10px;font-weight:500;letter-spacing:.18em;color:var(--teal-400)}
.primary-nav{display:flex;align-items:center;gap:28px;height:100%}
.nav-item{position:relative;height:100%;display:flex;align-items:center}
.nav-link{
  display:inline-flex;align-items:center;gap:6px;height:100%;
  font-size:14px;font-weight:500;color:var(--text-light);
  position:relative;padding:0 2px;transition:color var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:20px;height:2px;border-radius:2px;
  background:var(--teal-400);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--teal-400)}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--teal-400)}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-caret{width:10px;height:10px;stroke:currentColor;fill:none;stroke-width:2;transition:transform var(--ease)}
.nav-item:hover .nav-caret{transform:rotate(180deg)}

/* Mega Menu */
.nav-mega{
  position:absolute;top:calc(100% - 8px);left:50%;transform:translate(-50%,10px);
  width:min(760px,calc(100vw - 48px));
  background:rgba(10,30,38,.78);
  backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-dark);
  border-radius:16px;padding:24px;
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity 160ms ease,transform 160ms ease,visibility 160ms ease;
}
.nav-item:hover .nav-mega,.nav-item:focus-within .nav-mega{
  opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0);
  transition:opacity 120ms ease,transform 120ms ease,visibility 120ms ease;
}
.mega-grid{display:grid;grid-template-columns:1.2fr 1fr .9fr;gap:24px}
.mega-title{font-size:11px;letter-spacing:.16em;color:var(--text-light-muted);margin-bottom:12px}
.mega-list li+li{margin-top:2px}
.mega-link{
  display:block;padding:8px 10px;border-radius:8px;transition:background var(--ease);
}
.mega-link strong{display:block;font-size:14px;font-weight:600;color:var(--text-light)}
.mega-link span{display:block;font-size:12px;color:var(--text-light-muted);line-height:1.6}
.mega-link:hover{background:rgba(47,224,196,.08);color:inherit}
.mega-link:hover strong{color:var(--teal-400)}
.mega-news li+li{margin-top:10px}
.mega-news time{display:block;font-size:11px;color:var(--teal-400);font-family:var(--font-num)}
.mega-news a{font-size:14px;color:var(--text-light);line-height:1.5;display:block}
.mega-news a:hover{color:var(--teal-400)}
.mega-card{
  position:relative;display:block;border-radius:10px;overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 300ms ease}
.mega-card:hover img{transform:scale(1.03)}
.mega-card-tag{
  position:absolute;left:10px;right:10px;bottom:10px;
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-size:12px;color:#fff;
}
.mega-foot{
  margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:flex-end;
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;border:1px solid transparent;background:transparent;
  color:var(--text-light);cursor:pointer;transition:background var(--ease),color var(--ease);
}
.icon-btn:hover{background:rgba(47,224,196,.08);color:var(--teal-400)}
.icon-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round}
.menu-toggle{display:none}
.mobile-drawer{
  position:fixed;inset:0;z-index:200;display:none;
}
.mobile-drawer.is-open{display:block}
.drawer-mask{position:absolute;inset:0;background:rgba(6,16,24,.6)}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:88vw;max-width:380px;
  background:var(--ink-800);border-left:1px solid rgba(255,255,255,.12);
  padding:20px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;border-radius:10px;font-size:15px;color:var(--text-light);
  min-height:44px;border:1px solid rgba(255,255,255,.08);
}
.drawer-link:hover{background:rgba(47,224,196,.08);color:var(--teal-400)}
.drawer-link.is-active{color:var(--teal-400);border-color:rgba(47,224,196,.4)}
.drawer-foot{margin-top:auto;padding-top:20px}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;color:var(--text-light);
  padding:88px 0 96px;
  background:
    radial-gradient(120% 90% at 20% 0%,rgba(47,224,196,.16),transparent 55%),
    linear-gradient(180deg,#07151D,#061018);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:radial-gradient(80% 70% at 30% 20%,#000,transparent 80%);
  -webkit-mask-image:radial-gradient(80% 70% at 30% 20%,#000,transparent 80%);
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:7fr 5fr;
  gap:48px;align-items:center;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.1em;color:var(--teal-400);
  background:rgba(47,224,196,.08);border:1px solid rgba(47,224,196,.24);
  padding:6px 14px;border-radius:999px;margin-bottom:20px;
}
.hero-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal-400)}
.hero h1{
  font-size:clamp(34px,4.4vw,58px);font-weight:800;line-height:1.15;
  letter-spacing:.01em;color:#fff;
}
.hero-sub{
  margin-top:20px;font-size:19px;line-height:1.8;color:var(--text-light-muted);max-width:560px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--text-light);
  padding:8px 16px;border-radius:999px;
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);
}
.pill svg{width:14px;height:14px;stroke:var(--teal-400);fill:none;stroke-width:2}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:20px;
  border:1px solid rgba(255,255,255,.14);
}
.hero-badge{
  position:absolute;top:-18px;right:-10px;width:56px;height:56px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#2FE0C4,#17C3A8);color:#04120F;
  box-shadow:0 12px 30px rgba(47,224,196,.32);
}
.hero-badge svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.hero-glass{
  position:absolute;left:-16px;bottom:-22px;
  min-width:230px;padding:14px 16px;border-radius:16px;
  background:rgba(10,30,38,.55);
  backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-dark);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.hero-glass strong{display:block;font-size:14px;color:#fff;font-weight:700}
.hero-glass span{display:block;font-size:12px;color:var(--text-light-muted);margin-top:2px}
.hero-glass svg{width:18px;height:18px;stroke:var(--teal-400);fill:none;stroke-width:2;flex:0 0 auto}

/* ===== Bento ===== */
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.bento-item{
  position:relative;overflow:hidden;border-radius:var(--r-16);
  background:#fff;border:1px solid var(--card-border);box-shadow:var(--shadow-card);
  padding:26px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  display:flex;flex-direction:column;gap:10px;
}
.bento-item:hover{transform:translateY(-4px);border-color:rgba(47,224,196,.35);box-shadow:var(--shadow-card-hover)}
.bento-item--wide{
  grid-column:span 2;grid-row:span 1;
  justify-content:flex-end;min-height:260px;
  color:#fff;border-color:rgba(255,255,255,.12);
  padding:32px;background:var(--ink-800);
}
.bento-item--wide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,16,24,.35),rgba(6,16,24,.82));
  z-index:0;
}
.bento-item--wide img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-1;
}
.bento-item--wide > *{position:relative;z-index:1}
.bento-num{font-family:var(--font-num);font-size:12px;color:var(--teal-500);letter-spacing:.14em}
.bento-item--wide .bento-num{color:var(--teal-400)}
.bento-icon{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:rgba(47,224,196,.10);color:var(--teal-600);margin-bottom:4px}
.bento-item--wide .bento-icon{background:rgba(47,224,196,.16);color:var(--teal-400)}
.bento-icon svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.bento-item h3{font-size:20px;font-weight:600;line-height:1.4}
.bento-item p{font-size:14px;line-height:1.75;color:var(--text-muted)}
.bento-item--wide p{color:rgba(230,242,239,.82)}

/* ===== 栏目入口 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cat-card{
  position:relative;display:block;border-radius:var(--r-16);overflow:hidden;
  border:1px solid var(--card-border);background:#fff;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(47,224,196,.35);box-shadow:var(--shadow-card-hover);color:inherit}
.cat-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.cat-body{padding:18px 20px 22px}
.cat-body h3{font-size:18px;font-weight:600;line-height:1.4;margin-bottom:8px}
.cat-body p{font-size:13.5px;line-height:1.7;color:var(--text-muted);min-height:46px}
.cat-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--teal-600);margin-top:12px;transition:gap var(--ease)}
.cat-card:hover .cat-more{gap:12px}

/* ===== 图墙 ===== */
.gallery{display:grid;grid-template-columns:repeat(12,1fr);gap:16px}
.g-item{
  position:relative;overflow:hidden;border-radius:14px;background:var(--ink-700);
  border:1px solid rgba(255,255,255,.10);
}
.g-item img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease}
.g-item::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.55) 80%);
  opacity:.65;transition:opacity 300ms ease;
}
.g-item:hover img{transform:scale(1.04)}
.g-item:hover::after{opacity:.85}
.g-item figcaption{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:2;
  font-size:13px;color:#fff;transition:transform 300ms ease;
}
.g-item:hover figcaption{transform:translateY(-6px)}
.g-1{grid-column:span 7;aspect-ratio:16/9}
.g-2{grid-column:span 5;aspect-ratio:16/9}
.g-3,.g-4,.g-5{grid-column:span 4;aspect-ratio:4/3}
.g-6{grid-column:span 12;aspect-ratio:21/9}

/* ===== 报名 / 资料 CTA ===== */
.lead-panel{
  display:grid;grid-template-columns:6fr 6fr;gap:48px;
  border-radius:var(--r-24);padding:48px;
  background:
    radial-gradient(110% 120% at 0% 0%,rgba(47,224,196,.16),transparent 60%),
    linear-gradient(140deg,#0A1B24,#061018);
  color:var(--text-light);
  box-shadow:var(--shadow-dark);
  border:1px solid rgba(255,255,255,.10);
}
.lead-panel h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;color:#fff}
.lead-panel .lead-desc{margin-top:14px;font-size:15px;line-height:1.85;color:var(--text-light-muted)}
.lead-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.lead-points li{display:flex;gap:10px;font-size:13.5px;color:var(--text-light-muted);line-height:1.7}
.lead-points svg{width:18px;height:18px;flex:0 0 auto;margin-top:3px;stroke:var(--teal-400);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.lead-form{
  background:rgba(10,30,38,.55);
  backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  border-radius:16px;padding:26px;
  display:flex;flex-direction:column;gap:16px;
}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;color:var(--text-light-muted)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.16);
  color:#fff;font-size:15px;font-family:inherit;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{height:auto;min-height:88px;padding:12px 14px;line-height:1.7;resize:vertical}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--teal-400) 50%),linear-gradient(135deg,var(--teal-400) 50%,transparent 50%);background-position:calc(100% - 18px) 22px,calc(100% - 13px) 22px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field select option{background:#0A1B24;color:#fff}
.field input::placeholder,.field textarea::placeholder{color:rgba(159,179,174,.7)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--teal-400);
  box-shadow:0 0 0 3px rgba(47,224,196,.18);
  background:rgba(255,255,255,.06);
}
.field.has-error input,.field.has-error select{border-color:var(--coral-400)}
.err{font-size:12px;color:var(--coral-400);display:none}
.field.has-error .err{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;min-height:44px;padding-top:4px}
.check-row input{width:18px;height:18px;margin-top:4px;accent-color:var(--teal-500);flex:0 0 auto}
.check-row label{font-size:13px;color:var(--text-light-muted);line-height:1.65}
.check-row a{color:var(--teal-400);text-decoration:underline}
.form-note{font-size:12px;color:rgba(159,179,174,.85);line-height:1.7}
.form-success{
  display:none;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;padding:36px 16px;color:#fff;
}
.form-success svg{width:44px;height:44px;stroke:var(--teal-400);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.lead-form.is-success form{display:none}
.lead-form.is-success .form-success{display:flex}

/* ===== 最新信息 ===== */
.filter-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.filter-pill{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  font-size:13px;font-weight:500;color:var(--text-dark);background:#fff;
  border:1px solid var(--line-light);transition:all var(--ease);min-height:36px;
}
.filter-pill:hover{border-color:var(--teal-500);color:var(--teal-600)}
.filter-pill.is-active{background:linear-gradient(135deg,#2FE0C4,#17C3A8);border-color:transparent;color:#04120F;font-weight:700}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  position:relative;display:flex;flex-direction:column;gap:12px;
  background:#fff;border:1px solid var(--card-border);border-radius:14px;
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  overflow:hidden;
}
.news-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--teal-500);opacity:.9;
}
.news-card.is-coral::before{background:var(--coral-400)}
.news-card:hover{transform:translateY(-4px);border-color:rgba(47,224,196,.45);box-shadow:var(--shadow-card-hover);color:inherit}
.news-badge{
  align-self:flex-start;font-size:11px;font-weight:600;color:var(--teal-600);
  background:rgba(47,224,196,.10);border-radius:6px;padding:4px 10px;
}
.news-card h3{
  font-size:18px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:14px;line-height:1.7;color:var(--text-muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12px;color:var(--text-muted);border-top:1px solid var(--line-light);
}
.news-foot svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;transition:transform var(--ease)}
.news-card:hover .news-foot svg{transform:translateX(4px);stroke:var(--teal-600)}
.news-empty{
  grid-column:1/-1;border:1px dashed var(--line-light);border-radius:16px;
  padding:48px 24px;text-align:center;background:#fff;
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.news-empty svg{width:40px;height:40px;stroke:var(--text-muted);fill:none;stroke-width:1.6}
.news-empty strong{font-size:16px;font-weight:600}
.news-empty p{font-size:14px;color:var(--text-muted)}

/* ===== FAQ ===== */
.faq{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{
  background:#fff;border:1px solid var(--card-border);border-radius:12px;
  padding:20px 24px;transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);
}
.faq details:hover{background:#F7FBF9}
.faq details[open]{border-color:var(--teal-500);background:#fff;box-shadow:var(--shadow-card)}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15.5px;font-weight:600;line-height:1.6;cursor:pointer;list-style:none;
  min-height:26px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary svg{
  width:20px;height:20px;flex:0 0 auto;stroke:var(--text-muted);fill:none;stroke-width:2;
  transition:transform 200ms ease,stroke 200ms ease;
}
.faq details[open] summary svg{transform:rotate(45deg);stroke:var(--teal-600)}
.faq .faq-answer{
  margin-top:12px;font-size:14.5px;line-height:1.9;color:var(--text-muted);
}

/* ===== CTA 带 ===== */
.cta-band{
  border-radius:24px;padding:48px;
  background:
    radial-gradient(100% 140% at 100% 0%,rgba(47,224,196,.18),transparent 60%),
    linear-gradient(140deg,#0A1B24,#061018);
  color:var(--text-light);border:1px solid rgba(255,255,255,.10);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-dark);
}
.cta-band h2{font-size:28px;font-weight:700;line-height:1.3;color:#fff}
.cta-band p{font-size:15px;color:var(--text-light-muted);margin-top:10px;max-width:640px}

/* ===== 页脚 ===== */
.site-footer{
  position:relative;background:var(--ink-900);color:var(--text-light-muted);
  padding:64px 0 32px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,224,196,.55),rgba(255,122,89,.45),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-main{font-size:18px}
.footer-desc{font-size:13px;line-height:1.85;max-width:300px;color:var(--text-light-muted)}
.footer-meta{margin-top:16px;font-size:12px;line-height:1.9;color:rgba(159,179,174,.8)}
.footer-col p.footer-title{font-size:13px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.footer-col li+li{margin-top:10px}
.footer-col a{font-size:13px;color:var(--text-light-muted);transition:color var(--ease)}
.footer-col a:hover{color:var(--teal-400)}
.footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(159,179,174,.85);
}
.footer-bottom a:hover{color:var(--teal-400)}

/* ===== 响应式 ===== */
@media (min-width:1440px){
  .container{max-width:1240px}
  .hero{min-height:620px}
}
@media (max-width:1439px){
  .container{max-width:1160px}
}
@media (max-width:1199px){
  .container{max-width:100%;padding:0 32px}
  .primary-nav{gap:20px}
}
@media (max-width:1023px){
  .primary-nav,.header-actions .btn-primary{display:none}
  .menu-toggle{display:inline-flex}
  .nav-wrap{height:64px}
  .section{padding:72px 0}
  .hero{padding:64px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-sub{max-width:100%}
  .hero-visual{max-width:560px}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-item--wide{grid-column:span 2}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .lead-panel{grid-template-columns:1fr;gap:32px;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .gallery{gap:14px}
  .g-1,.g-2{grid-column:span 6}
  .g-3,.g-4,.g-5{grid-column:span 6}
  .g-6{grid-column:span 12;aspect-ratio:16/9}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .hero h1{font-size:clamp(30px,7vw,38px)}
  .hero-sub{font-size:16px;line-height:1.8}
  .hero-pills{gap:8px}
  .pill{font-size:12px;padding:7px 12px}
  .bento{grid-template-columns:1fr}
  .bento-item--wide{grid-column:span 1;min-height:220px}
  .cat-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .g-1,.g-2,.g-3,.g-4,.g-5{grid-column:span 12;aspect-ratio:16/9}
  .g-item:hover img{transform:none}
  .g-item:hover figcaption{transform:none}
  .cta-band{padding:32px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .countdown-bar .cd-left span{display:none}
  .cd-inner{min-height:48px}
  .section-head{gap:12px}
  .lead-form{padding:20px}
}
@media (max-width:559px){
  .hero{padding:48px 0 56px}
  .hero h1{font-size:30px}
  .hero-cta .btn{width:100%}
  .section{padding:48px 0}
  .section-head h2{font-size:24px}
  .hero-glass{position:static;margin-top:16px;width:100%}
  .hero-badge{right:8px;top:8px;width:48px;height:48px;border-radius:14px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .lead-panel{padding:24px}
  .cta-band{padding:28px}
  .news-card{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --ink-900:#061018;
  --ink-800:#0A1B24;
  --ink-700:#102B34;
  --teal-400:#2FE0C4;
  --teal-500:#17C3A8;
  --teal-600:#0E8E7C;
  --coral-400:#FF7A59;
  --coral-600:#D9542F;
  --paper:#F4F7F6;
  --paper-2:#EAF1EE;
  --white:#FFFFFF;
  --text-dark:#0B1B20;
  --text-muted:#526562;
  --text-light:#E6F2EF;
  --text-light-muted:#9FB3AE;
  --line-dark:rgba(255,255,255,.12);
  --line-light:#DDE7E3;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:24px;
  --shadow-card:0 8px 24px rgba(6,16,24,.06);
  --shadow-dark:0 20px 50px rgba(0,0,0,.35);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-num:"DIN Alternate","Bahnschrift","Inter",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
:focus-visible{outline:2px solid var(--teal-400);outline-offset:2px;border-radius:4px}
::selection{background:rgba(47,224,196,.3)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--teal-400),var(--teal-500));
  color:#04120F;
  box-shadow:0 0 0 1px rgba(47,224,196,.4),0 8px 32px rgba(47,224,196,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(47,224,196,.5),0 12px 40px rgba(47,224,196,.38)}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(47,224,196,.4),0 4px 14px rgba(47,224,196,.24)}
.btn-outline{background:transparent;border-color:rgba(11,27,32,.18);color:var(--text-dark)}
.btn-outline:hover{border-color:var(--teal-500);background:rgba(47,224,196,.08);color:var(--teal-600)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--teal-600);transition:color .18s}
.text-link svg{transition:transform .18s}
.text-link:hover{color:var(--teal-500)}
.text-link:hover svg{transform:translateX(4px)}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(6,16,24,.9);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line-dark);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-light);flex:0 0 auto}
.brand-mark{width:30px;height:30px;color:var(--teal-400);flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:20px;font-weight:800;letter-spacing:.01em}
.brand-sub{font-size:10px;font-weight:500;letter-spacing:.18em;color:var(--text-light-muted)}
.primary-nav{display:flex;align-items:center;gap:26px;margin-left:14px}
.nav-item{position:relative;display:flex;align-items:center}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:4px;
  padding:26px 0;font-size:14px;font-weight:500;color:var(--text-light-muted);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;
  background:var(--teal-400);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .18s ease;
}
.nav-link:hover,.nav-link.is-active{color:var(--teal-400)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-caret{width:12px;height:12px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;opacity:.7}
.nav-mega{
  position:absolute;top:100%;left:-24px;
  width:min(760px,calc(100vw - 48px));
  padding:24px;border-radius:16px;
  background:rgba(10,30,38,.94);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow-dark),inset 0 1px 0 rgba(255,255,255,.08);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .16s ease,transform .16s ease,visibility .16s;
  z-index:120;
}
.nav-item:hover .nav-mega,.nav-item:focus-within .nav-mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1.2fr 1fr .9fr;gap:24px}
.mega-title{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--text-light-muted);margin-bottom:12px}
.mega-list li + li{margin-top:4px}
.mega-link{display:block;padding:8px 10px;border-radius:8px;transition:background .18s ease,transform .18s ease}
.mega-link strong{display:block;font-size:14px;font-weight:600;color:var(--text-light)}
.mega-link span{display:block;font-size:12px;color:var(--text-light-muted);line-height:1.6}
.mega-link:hover{background:rgba(47,224,196,.1);transform:translateX(2px)}
.mega-link:hover strong{color:var(--teal-400)}
.mega-news li{padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.1)}
.mega-news li:last-child{border-bottom:0}
.mega-news time{display:block;font-size:11px;color:var(--teal-400);font-family:var(--font-num);letter-spacing:.06em;margin-bottom:2px}
.mega-news a{font-size:13.5px;color:var(--text-light);line-height:1.5;display:block;transition:color .18s}
.mega-news a:hover{color:var(--teal-400)}
.mega-card{display:block;position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line-dark)}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease}
.mega-card:hover img{transform:scale(1.04)}
.mega-card-tag{
  position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:space-between;
  padding:8px 10px;font-size:12px;color:var(--text-light);
  background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.92));
}
.mega-foot{margin-top:18px;padding-top:14px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:flex-end}
.mega-foot .text-link{color:var(--teal-400)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;color:var(--text-light);border:1px solid transparent;
  transition:background .18s ease,color .18s ease;
}
.icon-btn svg{width:19px;height:19px;stroke:currentColor;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.icon-btn:hover{background:rgba(47,224,196,.1);color:var(--teal-400)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:8px;border:1px solid var(--line-dark);
  background:transparent;color:var(--text-light);align-items:center;justify-content:center;cursor:pointer;
  transition:background .18s ease,border-color .18s ease;
}
.nav-toggle:hover{background:rgba(47,224,196,.1);border-color:rgba(47,224,196,.4)}
.nav-toggle svg{width:20px;height:20px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,9,13,.6);backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s;z-index:200;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:88vw;max-width:380px;
  background:var(--ink-800);border-left:1px solid var(--line-dark);
  transform:translateX(100%);transition:transform .26s ease;z-index:210;
  display:flex;flex-direction:column;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line-dark)}
.drawer-head span{font-size:15px;font-weight:700;color:var(--text-light)}
.drawer-close{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--line-dark);border-radius:8px;color:var(--text-light);font-size:20px;line-height:1;cursor:pointer}
.drawer-close:hover{border-color:rgba(47,224,196,.5);color:var(--teal-400)}
.drawer-nav{padding:14px 12px;overflow-y:auto;flex:1}
.drawer-nav a{display:flex;align-items:center;min-height:48px;padding:0 12px;border-radius:8px;font-size:15px;color:var(--text-light);transition:background .18s,color .18s}
.drawer-nav a:hover,.drawer-nav a.is-active{background:rgba(47,224,196,.1);color:var(--teal-400)}
.drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line-dark)}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;
  padding:36px 0 56px;
  background:linear-gradient(180deg,#07151D,#061018);
  color:var(--text-light);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(circle at 18% 0%,rgba(47,224,196,.18),transparent 55%);
  pointer-events:none;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.6;pointer-events:none;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 80%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 80%);
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-light-muted);margin-bottom:26px}
.breadcrumb a{color:var(--text-light-muted);transition:color .18s}
.breadcrumb a:hover{color:var(--teal-400)}
.breadcrumb .sep{color:rgba(255,255,255,.28)}
.breadcrumb .current{color:var(--text-light);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cat-badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:11px;font-weight:600;letter-spacing:.06em;
  color:var(--teal-400);background:rgba(47,224,196,.12);
  border:1px solid rgba(47,224,196,.32);
}
.cat-badge .dot{width:5px;height:5px;border-radius:50%;background:var(--coral-400)}
.article-hero h1{
  font-size:clamp(30px,4vw,46px);font-weight:800;line-height:1.25;letter-spacing:.01em;
  margin:18px 0 22px;max-width:900px;color:#F6FBFA;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--text-light-muted)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item svg{width:14px;height:14px;stroke:var(--teal-400);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.meta-dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.3)}

/* ============ 文章主体 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 280px;
  gap:56px;align-items:start;
  padding:56px 0 72px;
}
.article-main{max-width:760px;min-width:0}
.article-body{font-size:17px;line-height:2;color:var(--text-dark);word-break:break-word}
.article-body > * + *{margin-top:18px}
.article-body h2{
  position:relative;font-size:26px;font-weight:700;line-height:1.4;color:var(--text-dark);
  padding-left:16px;margin-top:40px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--teal-400),var(--teal-600));
}
.article-body h3{font-size:20px;font-weight:600;line-height:1.5;margin-top:30px;color:var(--text-dark)}
.article-body p{font-size:17px;line-height:2}
.article-body ul,.article-body ol{padding-left:1.4em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:8px 0}
.article-body li::marker{color:var(--teal-500)}
.article-body a{color:var(--teal-600);text-decoration:underline;text-underline-offset:3px;transition:color .18s}
.article-body a:hover{color:var(--teal-500)}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--paper-2);border-left:3px solid var(--teal-500);
  border-radius:0 12px 12px 0;color:var(--text-muted);
}
.article-body blockquote p{margin:0;font-size:16px}
.article-body img{border-radius:12px;margin:28px auto;max-width:100%;height:auto}
.article-body figure{margin:28px 0}
.article-body figcaption,.article-body .caption{
  font-size:13px;color:var(--text-muted);text-align:center;margin-top:10px;line-height:1.7;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:14px;min-width:520px;
}
.article-body .table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--line-light);border-radius:12px}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line-light);text-align:left;line-height:1.7}
.article-body th{background:var(--paper-2);font-weight:700;color:var(--text-dark)}
.article-body hr{border:0;border-top:1px solid var(--line-light);margin:32px 0}

.article-empty{
  padding:56px 28px;text-align:center;background:var(--white);
  border:1px dashed var(--line-light);border-radius:16px;
}
.article-empty svg{width:44px;height:44px;stroke:var(--teal-500);stroke-width:1.4;fill:none;margin:0 auto 16px;stroke-linecap:round;stroke-linejoin:round}
.article-empty h2{font-size:20px;font-weight:700;margin-bottom:8px;padding:0}
.article-empty h2::before{display:none}
.article-empty p{font-size:14px;color:var(--text-muted);margin-bottom:22px}

.article-actions{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;
  margin-top:48px;padding-top:28px;border-top:1px solid var(--line-light);
}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;min-width:0}
.side-panel{background:var(--white);border:1px solid var(--line-light);border-radius:14px;padding:20px;box-shadow:var(--shadow-card)}
.side-title{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--text-muted);margin-bottom:14px}
#tocList{display:flex;flex-direction:column;gap:4px}
#tocList a{
  display:block;font-size:13px;line-height:1.6;color:var(--text-muted);
  padding:6px 0 6px 10px;border-left:2px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
#tocList a:hover,#tocList a.is-current{color:var(--teal-600);border-left-color:var(--teal-400)}
.side-links li + li{margin-top:4px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 12px;border-radius:8px;font-size:13.5px;color:var(--text-dark);
  background:var(--paper);transition:background .18s,color .18s,transform .18s;
}
.side-links a svg{width:14px;height:14px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;opacity:.5;transition:transform .18s,opacity .18s}
.side-links a:hover{background:rgba(47,224,196,.12);color:var(--teal-600)}
.side-links a:hover svg{transform:translateX(3px);opacity:1}

/* ============ 相关推荐 ============ */
.related{padding:0 0 80px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.related-head h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.3}
.related-head p{font-size:14px;color:var(--text-muted);margin-top:6px}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.rel-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--white);border:1px solid #E3ECE8;border-radius:14px;
  padding:24px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(47,224,196,.7);box-shadow:0 14px 34px rgba(6,16,24,.1)}
.rel-card .rel-tag{font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--teal-600);background:rgba(47,224,196,.12);border-radius:999px;padding:3px 10px;align-self:flex-start}
.rel-card h3{font-size:18px;font-weight:600;line-height:1.5;color:var(--text-dark)}
.rel-card p{font-size:14px;line-height:1.75;color:var(--text-muted)}
.rel-card .rel-link{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--teal-600)}
.rel-card .rel-link svg{width:14px;height:14px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s}
.rel-card:hover .rel-link svg{transform:translateX(4px)}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--ink-900);color:var(--text-light-muted);padding-top:1px}
.site-footer::before{content:"";display:block;height:1px;background:linear-gradient(90deg,transparent,var(--teal-500),var(--coral-400),transparent)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding:64px 0 32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--text-light);margin-bottom:16px}
.footer-brand .brand-mark{width:28px;height:28px;color:var(--teal-400)}
.footer-desc{font-size:13px;line-height:1.85;color:var(--text-light-muted);max-width:34ch}
.footer-meta{font-size:12px;line-height:1.8;color:rgba(159,179,174,.75);margin-top:12px}
.footer-title{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--text-light);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:13.5px;color:var(--text-light-muted);transition:color .18s}
.footer-col ul a:hover{color:var(--teal-400)}
.footer-col ul li:not(:has(a)){font-size:13.5px;color:var(--text-light-muted)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:22px 0 32px;border-top:1px solid var(--line-dark);
  font-size:12px;color:rgba(159,179,174,.8);
}
.footer-bottom a{color:rgba(159,179,174,.9);transition:color .18s}
.footer-bottom a:hover{color:var(--teal-400)}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .container{padding:0 32px;max-width:100%}
  .article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:40px}
  .primary-nav{gap:20px}
}
@media (max-width:1100px){
  .article-side{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .article-main{max-width:760px;margin:0 auto}
}
@media (max-width:1023px){
  .container{padding:0 20px}
  .primary-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn{display:none}
  .header-inner{height:64px;gap:12px}
  .brand-mark{width:26px;height:26px}
  .brand-main{font-size:18px}
  .article-hero{padding:26px 0 44px}
  .article-layout{padding:44px 0 56px}
  .related{padding-bottom:64px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 24px}
}
@media (max-width:767px){
  body{font-size:15px;line-height:1.85}
  .article-body,.article-body p{font-size:16px;line-height:1.95}
  .article-body h2{font-size:22px}
  .article-body h3{font-size:18px}
  .article-hero h1{font-size:clamp(26px,6vw,32px)}
  .breadcrumb{font-size:12px;margin-bottom:20px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .article-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:559px){
  .container{padding:0 16px}
  .article-hero{padding:20px 0 36px}
  .article-hero h1{font-size:26px}
  .article-layout{padding:32px 0 44px}
  .article-body h2{margin-top:32px;font-size:21px}
  .side-panel{padding:16px}
  .rel-card{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --ink-900:#061018;
  --ink-800:#0A1B24;
  --ink-700:#102B34;
  --teal-400:#2FE0C4;
  --teal-500:#17C3A8;
  --teal-600:#0E8E7C;
  --coral-400:#FF7A59;
  --coral-600:#D9542F;
  --paper:#F4F7F6;
  --paper-2:#EAF1EE;
  --white:#FFFFFF;
  --text-dark:#0B1B20;
  --text-muted:#526562;
  --text-light:#E6F2EF;
  --text-light-muted:#9FB3AE;
  --line-dark:rgba(255,255,255,.12);
  --line-light:#DDE7E3;
  --radius-s:8px;
  --radius-m:12px;
  --radius-l:16px;
  --radius-xl:24px;
  --shadow-light:0 8px 24px rgba(6,16,24,.06);
  --shadow-light-lg:0 18px 40px rgba(6,16,24,.10);
  --shadow-dark:0 20px 50px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(47,224,196,.4),0 8px 32px rgba(47,224,196,.28);
  --glow-hover:0 0 0 1px rgba(47,224,196,.5),0 12px 40px rgba(47,224,196,.38);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-num:"DIN Alternate","Bahnschrift","Inter",sans-serif;
  --container:1200px;
  --section-y:96px;
}

*,
*::before,
*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}

body.no-scroll{overflow:hidden}

img{max-width:100%;display:block;border:0}

a{color:inherit;text-decoration:none}

button{font-family:inherit;cursor:pointer}

input,select,textarea{font-family:inherit;font-size:16px}

h1,h2,h3,h4,p,ul,ol,figure{margin:0}

ul,ol{padding:0;list-style:none}

:focus-visible{outline:2px solid var(--teal-400);outline-offset:2px}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

.section{padding:var(--section-y) 0}
.section--paper{background:var(--paper)}
.section--paper2{background:var(--paper-2)}
.section--white{background:var(--white)}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
  flex-wrap:wrap;
}

.section-head h2{
  font-size:clamp(26px,3vw,38px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
}

.section-head .section-note{
  margin-top:10px;
  font-size:14px;
  color:var(--text-muted);
  max-width:640px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.12em;
  color:var(--teal-400);
  font-weight:600;
}

.eyebrow .dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--teal-400);
  box-shadow:0 0 0 4px rgba(47,224,196,.18);
}

.eyebrow--dark{color:var(--teal-600)}
.eyebrow--dark .dot{background:var(--teal-500);box-shadow:0 0 0 4px rgba(23,195,168,.16)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 26px;
  border-radius:10px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}

.btn-primary{
  background:linear-gradient(135deg,var(--teal-400),var(--teal-500));
  color:#04120F;
  box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--glow-hover)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--glow)}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

.btn-ghost{
  background:transparent;
  border-color:rgba(255,255,255,.24);
  color:#E9F4F1;
}
.btn-ghost:hover{border-color:var(--teal-400);background:rgba(47,224,196,.08)}

.btn-ghost-dark{
  background:transparent;
  border-color:rgba(11,27,32,.18);
  color:var(--text-dark);
}
.btn-ghost-dark:hover{border-color:var(--teal-500);background:rgba(47,224,196,.08)}

.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px}

.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--teal-600);
}
.text-link svg{transition:transform .18s ease}
.text-link:hover svg{transform:translateX(4px)}
.text-link--light{color:var(--teal-400)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(6,16,24,.86);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.08);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
}

.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--teal-400);
  flex-shrink:0;
}

.brand-mark{width:30px;height:30px;flex-shrink:0}

.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{
  font-size:20px;
  font-weight:800;
  color:var(--text-light);
  letter-spacing:.01em;
}
.brand-sub{
  font-size:10px;
  font-weight:500;
  letter-spacing:.18em;
  color:var(--text-light-muted);
}

.primary-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}

.nav-item{position:relative}

.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:10px 14px;
  font-size:14px;
  font-weight:500;
  color:var(--text-light);
  border-radius:8px;
  transition:color .18s ease,background .18s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--teal-400);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--teal-400)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--teal-400)}
.nav-link.is-active::after{transform:scaleX(1)}

.nav-caret{
  width:12px;height:12px;
  fill:none;stroke:currentColor;stroke-width:1.6;
  stroke-linecap:round;stroke-linejoin:round;
  transition:transform .18s ease;
}
.nav-item:hover .nav-caret,
.nav-item:focus-within .nav-caret{transform:rotate(180deg)}

/* Mega menu */
.nav-mega{
  position:absolute;
  top:calc(100% + 14px);
  left:-180px;
  width:min(760px,calc(100vw - 48px));
  padding:24px;
  border-radius:16px;
  background:rgba(10,30,38,.55);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow-dark),inset 0 1px 0 rgba(255,255,255,.08);
  opacity:0;
  visibility:hidden;
  transform:translateY(8px);
  transition:opacity .2s ease .06s,transform .2s ease .06s,visibility .2s;
  z-index:120;
}
.nav-item:hover .nav-mega,
.nav-item:focus-within .nav-mega{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
  transition-delay:0s;
}

.mega-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr .9fr;
  gap:24px;
}

.mega-title{
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--text-light-muted);
  margin-bottom:12px;
}

.mega-list li + li{margin-top:4px}

.mega-link{
  display:block;
  padding:8px 10px;
  border-radius:8px;
  transition:background .18s ease;
}
.mega-link strong{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text-light);
}
.mega-link span{
  display:block;
  font-size:12px;
  color:var(--text-light-muted);
  line-height:1.6;
}
.mega-link:hover{background:rgba(47,224,196,.08)}
.mega-link:hover strong{color:var(--teal-400)}

.mega-news li{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:8px 10px;
  border-radius:8px;
  transition:background .18s ease;
}
.mega-news li:hover{background:rgba(47,224,196,.08)}
.mega-news time{
  font-family:var(--font-num);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--teal-400);
}
.mega-news a{
  font-size:14px;
  line-height:1.5;
  color:var(--text-light);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mega-news li:hover a{color:var(--teal-400)}

.mega-card{
  position:relative;
  display:block;
  border-radius:10px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
}
.mega-card img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .3s ease;
}
.mega-card:hover img{transform:scale(1.03)}
.mega-card-tag{
  position:absolute;
  left:0;right:0;bottom:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  padding:10px 12px;
  font-size:12px;
  color:var(--text-light);
  background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.88));
}

.mega-foot{
  margin-top:20px;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;
  justify-content:flex-end;
}

.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}

.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:8px;
  color:var(--text-light);
  transition:background .18s ease,color .18s ease;
}
.icon-btn svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.icon-btn:hover{background:rgba(47,224,196,.12);color:var(--teal-400)}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  background:transparent;
  border:1px solid rgba(255,255,255,.16);
  border-radius:10px;
  color:var(--text-light);
}
.nav-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(3,10,14,.6);
  z-index:190;
}
.drawer-mask[hidden]{display:none}

.mobile-drawer{
  position:fixed;
  top:0;right:0;
  width:88vw;
  max-width:380px;
  height:100%;
  background:var(--ink-800);
  border-left:1px solid rgba(255,255,255,.1);
  z-index:200;
  display:flex;
  flex-direction:column;
  padding:20px;
  transform:translateX(100%);
  visibility:hidden;
  transition:transform .26s ease,visibility .26s;
}
.mobile-drawer.is-open{transform:translateX(0);visibility:visible}

.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-bottom:16px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.drawer-close{
  width:44px;height:44px;
  border-radius:10px;
  background:transparent;
  border:1px solid rgba(255,255,255,.16);
  color:var(--text-light);
  font-size:20px;
  line-height:1;
}
.drawer-nav{
  display:flex;
  flex-direction:column;
  padding:12px 0;
  flex:1;
  overflow-y:auto;
}
.drawer-nav a{
  display:flex;
  align-items:center;
  min-height:52px;
  padding:0 12px;
  font-size:15px;
  color:var(--text-light);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.drawer-nav a.is-active{color:var(--teal-400)}
.drawer-nav a:hover{background:rgba(47,224,196,.08)}
.drawer-cta{width:100%;margin-top:12px}

/* ---------- Hero ---------- */
.category-hero{
  position:relative;
  overflow:hidden;
  padding:40px 0 96px;
  color:var(--text-light);
  background:
    radial-gradient(50% 45% at 18% 0%,rgba(47,224,196,.16),transparent 58%),
    linear-gradient(180deg,#07151D,#061018);
}
.category-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-mask-image:radial-gradient(90% 70% at 50% 20%,#000,transparent 85%);
  mask-image:radial-gradient(90% 70% at 50% 20%,#000,transparent 85%);
  pointer-events:none;
}

.breadcrumb{
  position:relative;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-light-muted);
  margin-bottom:36px;
}
.breadcrumb a{color:var(--text-light-muted);transition:color .18s ease}
.breadcrumb a:hover{color:var(--teal-400)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--text-light)}

.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
}

.hero-text .eyebrow{margin-bottom:18px}

.hero-text h1{
  font-size:clamp(34px,4.2vw,54px);
  font-weight:800;
  line-height:1.16;
  letter-spacing:.01em;
  margin-bottom:18px;
}

.hero-sub{
  font-size:19px;
  line-height:1.7;
  color:var(--text-light);
  max-width:520px;
  margin-bottom:16px;
}

.hero-desc{
  font-size:15px;
  line-height:1.9;
  color:var(--text-light-muted);
  max-width:560px;
  margin-bottom:30px;
}

.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:28px;
}

.pill-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  font-size:13px;
  color:var(--text-light-muted);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.03);
  transition:color .18s ease,border-color .18s ease,background .18s ease;
}
.pill:hover{color:var(--teal-400);border-color:rgba(47,224,196,.5);background:rgba(47,224,196,.08)}
.pill svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

.hero-visual{
  position:relative;
}

.hero-visual .visual-frame{
  position:relative;
  border-radius:20px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.14);
  box-shadow:var(--shadow-dark);
}
.hero-visual img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}

.visual-badge{
  position:absolute;
  top:-18px;
  right:18px;
  width:56px;height:56px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#04120F;
  background:linear-gradient(135deg,var(--teal-400),var(--teal-500));
  box-shadow:var(--glow);
}
.visual-badge svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

.visual-card{
  position:absolute;
  left:-18px;
  bottom:-24px;
  width:min(270px,88%);
  padding:16px 18px;
  border-radius:16px;
  background:rgba(10,30,38,.55);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow-dark),inset 0 1px 0 rgba(255,255,255,.08);
}
.visual-card .vc-label{
  font-size:11px;
  letter-spacing:.14em;
  color:var(--teal-400);
  margin-bottom:6px;
}
.visual-card .vc-text{
  font-size:13px;
  line-height:1.6;
  color:var(--text-light);
}
.visual-card .vc-arrow{
  display:inline-flex;
  align-items:center;
  gap:5px;
  margin-top:10px;
  font-size:12px;
  color:var(--teal-400);
}
.visual-card .vc-arrow svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}
.visual-card:hover .vc-arrow svg{transform:translateX(4px)}

/* ---------- Spotlight ---------- */
.spotlight{
  display:grid;
  grid-template-columns:1.55fr 1fr;
  gap:24px;
  align-items:start;
}

.spotlight-main{
  display:grid;
  gap:24px;
}

.feature-card{
  display:grid;
  grid-template-columns:1fr 220px;
  gap:0;
  background:var(--white);
  border:1px solid #E3ECE8;
  border-radius:var(--radius-l);
  overflow:hidden;
  box-shadow:var(--shadow-light);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.feature-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,196,.55);
  box-shadow:var(--shadow-light-lg);
}

.feature-body{
  padding:28px;
  display:flex;
  flex-direction:column;
  gap:14px;
}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  align-self:flex-start;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:11px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--teal-600);
  background:rgba(23,195,168,.1);
  border:1px solid rgba(23,195,168,.24);
}
.tag--coral{
  color:var(--coral-600);
  background:rgba(255,122,89,.1);
  border-color:rgba(255,122,89,.26);
}

.feature-card h3{
  font-size:22px;
  font-weight:600;
  line-height:1.4;
}
.feature-card p{
  font-size:14px;
  line-height:1.85;
  color:var(--text-muted);
}
.feature-meta{
  margin-top:auto;
  padding-top:6px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12px;
  color:var(--text-muted);
  font-family:var(--font-num);
  letter-spacing:.04em;
}
.feature-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-family:var(--font);
  font-size:13px;
  font-weight:600;
  color:var(--teal-600);
}
.feature-link svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}
.feature-card:hover .feature-link svg{transform:translateX(4px)}

.feature-thumb{
  position:relative;
  overflow:hidden;
}
.feature-thumb img{
  width:100%;height:100%;
  min-height:190px;
  object-fit:cover;
  transition:transform .4s ease;
}
.feature-card:hover .feature-thumb img{transform:scale(1.04)}

.side-panel{
  background:var(--white);
  border:1px solid #E3ECE8;
  border-radius:var(--radius-l);
  padding:26px;
  box-shadow:var(--shadow-light);
}
.side-panel h3{
  font-size:18px;
  font-weight:600;
  margin-bottom:6px;
}
.side-panel .side-note{
  font-size:13px;
  color:var(--text-muted);
  margin-bottom:18px;
}

.side-list li + li{margin-top:10px}

.side-item{
  display:block;
  padding:14px 16px;
  border-radius:var(--radius-m);
  border:1px solid var(--line-light);
  border-left:4px solid var(--teal-500);
  background:var(--paper);
  transition:background .18s ease,border-color .18s ease,transform .18s ease;
}
.side-item:nth-child(2){border-left-color:var(--coral-400)}
.side-item strong{
  display:block;
  font-size:15px;
  font-weight:600;
  color:var(--text-dark);
  margin-bottom:4px;
}
.side-item span{
  display:block;
  font-size:13px;
  line-height:1.7;
  color:var(--text-muted);
}
.side-item:hover{
  background:var(--white);
  border-color:rgba(47,224,196,.5);
  border-left-color:var(--teal-500);
  transform:translateX(3px);
}

/* ---------- Timeline ---------- */
.timeline{
  position:relative;
  max-width:900px;
  margin:0 auto;
  padding-left:76px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:23px;
  top:10px;
  bottom:10px;
  width:2px;
  background:linear-gradient(180deg,var(--teal-400),rgba(47,224,196,.12));
}

.tl-item{
  position:relative;
  padding-bottom:32px;
}
.tl-item:last-child{padding-bottom:0}

.tl-index{
  position:absolute;
  left:-76px;
  top:0;
  width:48px;height:48px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--white);
  border:1px solid rgba(47,224,196,.45);
  color:var(--teal-600);
  font-family:var(--font-num);
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  box-shadow:0 0 0 6px rgba(47,224,196,.08);
}

.tl-body{
  background:var(--white);
  border:1px solid #E3ECE8;
  border-radius:var(--radius-m);
  padding:22px 24px;
  box-shadow:var(--shadow-light);
  transition:border-color .18s ease,transform .18s ease;
}
.tl-body:hover{border-color:rgba(47,224,196,.55);transform:translateY(-3px)}
.tl-body h3{
  font-size:19px;
  font-weight:600;
  margin-bottom:8px;
}
.tl-body p{
  font-size:14px;
  line-height:1.85;
  color:var(--text-muted);
}

/* ---------- Topic duo ---------- */
.topic-duo{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}

.topic-card{
  position:relative;
  display:block;
  border-radius:var(--radius-l);
  overflow:hidden;
  border:1px solid #E3ECE8;
  background:var(--ink-800);
  box-shadow:var(--shadow-light);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-light-lg);border-color:rgba(47,224,196,.5)}

.topic-card img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  opacity:.62;
  transition:transform .4s ease,opacity .3s ease;
}
.topic-card:hover img{transform:scale(1.04);opacity:.72}

.topic-content{
  position:absolute;
  inset:auto 0 0 0;
  padding:26px;
  background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.92));
}
.topic-content .tag{
  background:rgba(255,255,255,.12);
  border-color:rgba(255,255,255,.24);
  color:var(--teal-400);
  margin-bottom:12px;
}
.topic-content h3{
  font-size:22px;
  font-weight:600;
  color:var(--text-light);
  margin-bottom:8px;
}
.topic-content p{
  font-size:13px;
  line-height:1.75;
  color:var(--text-light-muted);
  margin-bottom:14px;
}
.topic-content .topic-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--teal-400);
}
.topic-content .topic-link svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}
.topic-card:hover .topic-link svg{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq{
  max-width:900px;
  margin:0 auto;
}

.faq details{
  background:var(--white);
  border:1px solid var(--line-light);
  border-radius:var(--radius-m);
  padding:0;
  margin-bottom:12px;
  transition:border-color .18s ease,background .18s ease;
}
.faq details:hover{background:#F7FBF9}
.faq details[open]{
  border-color:rgba(47,224,196,.6);
  background:var(--white);
}

.faq summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  min-height:44px;
  cursor:pointer;
  font-size:16px;
  font-weight:600;
  color:var(--text-dark);
  list-style:none;
}
.faq summary::-webkit-details-marker{display:none}

.faq .faq-icon{
  position:relative;
  flex-shrink:0;
  width:20px;height:20px;
  transition:transform .2s ease,color .2s ease;
  color:var(--text-muted);
}
.faq .faq-icon::before,
.faq .faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  background:currentColor;
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq .faq-icon::before{width:14px;height:2px}
.faq .faq-icon::after{width:2px;height:14px;transition:opacity .2s ease}
.faq details[open] .faq-icon{transform:rotate(45deg);color:var(--teal-500)}

.faq .faq-answer{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.9;
  color:var(--text-muted);
  margin-top:-4px;
}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-xl);
  padding:48px;
  color:var(--text-light);
  background:
    radial-gradient(60% 90% at 88% 10%,rgba(47,224,196,.2),transparent 55%),
    linear-gradient(135deg,#0A1B24,#061018);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--shadow-dark);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:24px 24px;
  pointer-events:none;
  -webkit-mask-image:radial-gradient(70% 100% at 90% 0%,#000,transparent 80%);
  mask-image:radial-gradient(70% 100% at 90% 0%,#000,transparent 80%);
}
.cta-band > *{position:relative;z-index:1}

.cta-band h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:700;
  line-height:1.3;
  margin-bottom:10px;
}
.cta-band p{
  font-size:15px;
  color:var(--text-light-muted);
  max-width:560px;
}

/* ---------- Footer ---------- */
.site-footer{
  position:relative;
  background:var(--ink-900);
  color:var(--text-light-muted);
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,var(--teal-500),var(--coral-400)) 1;
  padding-top:64px;
}

.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:32px;
}

.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--teal-400);
  margin-bottom:16px;
}

.footer-desc{
  font-size:13px;
  line-height:1.9;
  color:var(--text-light-muted);
  margin-bottom:12px;
}

.footer-meta{
  font-size:12px;
  line-height:1.8;
  color:rgba(159,179,174,.72);
}

.footer-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--text-light);
  margin-bottom:16px;
}

.footer-col ul li{
  font-size:13px;
  line-height:1.8;
  margin-bottom:10px;
  color:var(--text-light-muted);
}
.footer-col ul li a{transition:color .18s ease}
.footer-col ul li a:hover{color:var(--teal-400)}

.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 32px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:12px;
  color:rgba(159,179,174,.8);
}
.footer-bottom a{transition:color .18s ease}
.footer-bottom a:hover{color:var(--teal-400)}

/* ---------- Responsive ---------- */
@media (min-width:1440px){
  :root{--container:1240px}
}

@media (max-width:1199px){
  :root{--container:1160px}
  .nav-mega{left:-220px}
}

@media (max-width:1099px){
  .spotlight{grid-template-columns:1fr}
  .hero-grid{gap:40px}
}

@media (max-width:1023px){
  :root{--section-y:72px}
  .container{padding:0 20px}
  .primary-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{height:64px}
  .brand-main{font-size:18px}
  .brand-sub{font-size:9px}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-visual{order:2}
  .visual-card{left:0;bottom:-18px}
  .hero-sub{max-width:none}
  .hero-desc{max-width:none}
  .category-hero{padding:32px 0 80px}
  .feature-card{grid-template-columns:1fr 200px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}

@media (max-width:767px){
  :root{--section-y:56px}
  body{font-size:15px;line-height:1.85}
  .hero-text h1{font-size:34px}
  .hero-sub{font-size:17px}
  .hero-grid{gap:36px}
  .feature-card{grid-template-columns:1fr}
  .feature-thumb{order:-1}
  .feature-thumb img{min-height:0;aspect-ratio:16/10}
  .feature-body{padding:22px}
  .topic-duo{grid-template-columns:1fr}
  .timeline{padding-left:60px}
  .timeline::before{left:19px}
  .tl-index{left:-60px;width:40px;height:40px;font-size:13px}
  .tl-body{padding:18px 20px}
  .cta-band{padding:32px 24px}
  .cta-band .btn{width:100%}
  .side-panel{padding:22px}
  .section-head{margin-bottom:24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
}

@media (max-width:559px){
  :root{--section-y:48px}
  .container{padding:0 16px}
  .hero-text h1{font-size:30px}
  .hero-sub{font-size:16px}
  .hero-actions .btn{width:100%}
  .pill{height:34px;padding:0 14px;font-size:12px}
  .faq summary{padding:16px 18px;font-size:15px}
  .faq .faq-answer{padding:0 18px 18px;font-size:14px}
  .cta-band{padding:26px 18px;border-radius:18px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .visual-badge{width:46px;height:46px;top:-14px;right:12px}
  .visual-badge svg{width:22px;height:22px}
}

@media (prefers-reduced-motion:reduce){
  *,
  *::before,
  *::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category2 */
:root{
    --ink-900:#061018;
    --ink-800:#0A1B24;
    --ink-700:#102B34;
    --teal-400:#2FE0C4;
    --teal-500:#17C3A8;
    --teal-600:#0E8E7C;
    --coral-400:#FF7A59;
    --coral-600:#D9542F;
    --paper:#F4F7F6;
    --paper-2:#EAF1EE;
    --white:#FFFFFF;
    --text-dark:#0B1B20;
    --text-muted:#526562;
    --text-light:#E6F2EF;
    --text-light-muted:#9FB3AE;
    --line-dark:rgba(255,255,255,.12);
    --line-light:#DDE7E3;
    --card-border:#E3ECE8;
    --radius-xs:4px;
    --radius-sm:8px;
    --radius-md:12px;
    --radius-lg:16px;
    --radius-xl:24px;
    --pill:999px;
    --shadow-light:0 8px 24px rgba(6,16,24,.06);
    --shadow-light-hover:0 16px 36px rgba(6,16,24,.10);
    --shadow-dark:0 20px 50px rgba(0,0,0,.35);
    --container:1200px;
    --section-y:96px;
    --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
    --font-num:"DIN Alternate","Bahnschrift","Inter",sans-serif;
    --ease:cubic-bezier(.22,.61,.36,1);
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.9;
    color:var(--text-dark);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
  }
  body.drawer-open{overflow:hidden}
  h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
  ul,ol{padding:0;list-style:none}
  img{max-width:100%;display:block;object-fit:cover}
  a{color:inherit;text-decoration:none;transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease)}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
  svg{flex:none}
  table{border-collapse:collapse;width:100%}
  a:focus-visible,
  button:focus-visible,
  summary:focus-visible,
  .btn:focus-visible{
    outline:2px solid var(--teal-400);
    outline-offset:2px;
    border-radius:6px;
  }

  .container{
    width:100%;
    max-width:var(--container);
    margin:0 auto;
    padding:0 24px;
  }

  /* ---------- 通用按钮 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:50px;
    padding:0 26px;
    border-radius:10px;
    font-size:15px;
    font-weight:700;
    letter-spacing:.02em;
    border:1px solid transparent;
    transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
    white-space:nowrap;
  }
  .btn-primary{
    background:linear-gradient(135deg,#2FE0C4,#17C3A8);
    color:#04120F;
    box-shadow:0 0 0 1px rgba(47,224,196,.4),0 8px 32px rgba(47,224,196,.28);
  }
  .btn-primary:hover{
    transform:translateY(-2px);
    box-shadow:0 0 0 1px rgba(47,224,196,.5),0 12px 40px rgba(47,224,196,.38);
  }
  .btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(47,224,196,.4),0 6px 20px rgba(47,224,196,.24)}
  .btn-ghost{
    background:transparent;
    border-color:rgba(255,255,255,.24);
    color:var(--text-light);
  }
  .btn-ghost:hover{border-color:var(--teal-400);background:rgba(47,224,196,.08)}
  .btn-outline{
    background:transparent;
    border-color:rgba(11,27,32,.18);
    color:var(--text-dark);
  }
  .btn-outline:hover{border-color:var(--teal-500);background:rgba(47,224,196,.08)}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:8px}
  .btn-block{width:100%}
  .btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

  .text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:14px;
    font-weight:600;
    color:var(--teal-600);
  }
  .text-link svg{transition:transform .18s var(--ease)}
  .text-link:hover{color:var(--teal-500)}
  .text-link:hover svg{transform:translateX(4px)}
  .text-link.on-dark{color:var(--teal-400)}

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:100;
    background:rgba(6,16,24,.86);
    -webkit-backdrop-filter:blur(16px) saturate(140%);
    backdrop-filter:blur(16px) saturate(140%);
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    height:72px;
  }
  .brand{display:inline-flex;align-items:center;gap:10px;color:var(--teal-400)}
  .brand-mark{width:30px;height:30px}
  .brand-text{display:flex;flex-direction:column;line-height:1.15}
  .brand-main{
    font-size:20px;
    font-weight:800;
    color:#FFFFFF;
    letter-spacing:.01em;
  }
  .brand-sub{
    font-size:10px;
    font-weight:500;
    letter-spacing:.18em;
    color:var(--text-light-muted);
    margin-top:2px;
  }
  .primary-nav{
    display:flex;
    align-items:center;
    gap:28px;
    margin-left:auto;
  }
  .nav-item{position:relative}
  .nav-link{
    position:relative;
    display:inline-flex;
    align-items:center;
    gap:4px;
    padding:8px 0;
    font-size:14px;
    font-weight:500;
    color:var(--text-light);
    line-height:1.4;
  }
  .nav-link::after{
    content:"";
    position:absolute;
    left:0;
    bottom:0;
    width:100%;
    height:2px;
    border-radius:2px;
    background:var(--teal-400);
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform .18s var(--ease);
  }
  .nav-link:hover{color:var(--teal-400)}
  .nav-link:hover::after{transform:scaleX(1)}
  .nav-link.is-active{color:var(--teal-400)}
  .nav-link.is-active::after{transform:scaleX(1)}
  .nav-caret{width:12px;height:12px;stroke:currentColor;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s var(--ease)}
  .nav-item.has-mega:hover .nav-caret,
  .nav-item.has-mega:focus-within .nav-caret{transform:rotate(180deg)}

  .nav-mega{
    position:absolute;
    top:calc(100% + 14px);
    left:50%;
    width:min(760px,calc(100vw - 48px));
    padding:24px;
    border-radius:var(--radius-lg);
    background:rgba(10,30,38,.55);
    -webkit-backdrop-filter:blur(14px) saturate(140%);
    backdrop-filter:blur(14px) saturate(140%);
    border:1px solid rgba(255,255,255,.12);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-dark);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translate(-50%,8px);
    transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  }
  .nav-item.has-mega:hover .nav-mega,
  .nav-item.has-mega:focus-within .nav-mega{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:translate(-50%,0);
  }
  .mega-grid{
    display:grid;
    grid-template-columns:1.2fr 1fr .9fr;
    gap:24px;
  }
  .mega-title{
    font-size:12px;
    font-weight:700;
    letter-spacing:.1em;
    color:var(--text-light-muted);
    margin-bottom:12px;
  }
  .mega-list li + li{margin-top:4px}
  .mega-link{
    display:block;
    padding:8px 10px;
    border-radius:var(--radius-sm);
    transition:background-color .18s var(--ease);
  }
  .mega-link strong{display:block;font-size:14px;font-weight:600;color:var(--text-light)}
  .mega-link span{display:block;font-size:12px;color:var(--text-light-muted);margin-top:2px}
  .mega-link:hover{background:rgba(47,224,196,.08)}
  .mega-link:hover strong{color:var(--teal-400)}
  .mega-news li{padding:8px 0;border-bottom:1px solid rgba(255,255,255,.07)}
  .mega-news li:last-child{border-bottom:0}
  .mega-news time{display:block;font-size:11px;color:var(--teal-400);font-family:var(--font-num)}
  .mega-news a{
    display:block;
    font-size:14px;
    color:var(--text-light);
    line-height:1.5;
    margin-top:2px;
    overflow:hidden;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
  }
  .mega-news a:hover{color:var(--teal-400)}
  .mega-card{
    position:relative;
    display:block;
    border-radius:10px;
    overflow:hidden;
    border:1px solid rgba(255,255,255,.12);
  }
  .mega-card img{width:100%;aspect-ratio:16/10;height:auto;transition:transform .3s var(--ease)}
  .mega-card:hover img{transform:scale(1.03)}
  .mega-card-tag{
    position:absolute;
    left:0;right:0;bottom:0;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:8px;
    padding:8px 10px;
    font-size:12px;
    color:var(--text-light);
    background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.88));
  }
  .mega-foot{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:12px;
    margin-top:20px;
    padding-top:16px;
    border-top:1px solid rgba(255,255,255,.1);
    font-size:12px;
    color:var(--text-light-muted);
  }

  .nav-actions{display:flex;align-items:center;gap:12px}
  .icon-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:40px;height:40px;
    border-radius:8px;
    color:var(--text-light);
    transition:background-color .18s var(--ease),color .18s var(--ease);
  }
  .icon-btn:hover{background:rgba(47,224,196,.08);color:var(--teal-400)}
  .menu-toggle{
    display:none;
    align-items:center;
    justify-content:center;
    width:44px;height:44px;
    border-radius:8px;
    color:var(--text-light);
    border:1px solid rgba(255,255,255,.14);
  }
  .menu-toggle:hover{color:var(--teal-400);border-color:rgba(47,224,196,.5)}

  /* ---------- 移动抽屉 ---------- */
  .mobile-drawer{
    position:fixed;
    top:0;right:0;
    width:88vw;
    max-width:380px;
    height:100%;
    background:var(--ink-900);
    border-left:1px solid rgba(255,255,255,.1);
    transform:translateX(100%);
    transition:transform .26s var(--ease);
    z-index:120;
    display:flex;
    flex-direction:column;
    overflow-y:auto;
    padding:20px 20px 28px;
  }
  body.drawer-open .mobile-drawer{transform:translateX(0)}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1)}
  .drawer-close{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:8px;color:var(--text-light);
    border:1px solid rgba(255,255,255,.14);
  }
  .drawer-close:hover{color:var(--teal-400);border-color:rgba(47,224,196,.5)}
  .drawer-nav{padding:12px 0;display:flex;flex-direction:column}
  .drawer-nav > a,
  .drawer-acc-btn{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    min-height:52px;
    padding:6px 4px;
    font-size:16px;
    color:var(--text-light);
    border-bottom:1px solid rgba(255,255,255,.07);
    text-align:left;
  }
  .drawer-nav a.is-active{color:var(--teal-400)}
  .drawer-acc-btn svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;transition:transform .18s var(--ease)}
  .drawer-acc-btn[aria-expanded="true"] svg{transform:rotate(180deg)}
  .drawer-sub{padding:8px 0 8px 12px}
  .drawer-sub a{display:block;min-height:44px;line-height:44px;font-size:14px;color:var(--text-light-muted)}
  .drawer-sub a:hover{color:var(--teal-400)}
  .drawer-cta{margin-top:auto;padding-top:20px}
  .drawer-note{font-size:12px;color:var(--text-light-muted);margin-top:12px;line-height:1.7}
  .drawer-mask{
    position:fixed;inset:0;background:rgba(4,10,14,.6);
    opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;
    z-index:110;
  }
  body.drawer-open .drawer-mask{opacity:1;visibility:visible}

  /* ---------- 分类 Hero（居中变体） ---------- */
  .category-hero{
    position:relative;
    padding:84px 0 76px;
    text-align:center;
    color:var(--text-light);
    background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
    overflow:hidden;
  }
  .category-hero::before{
    content:"";
    position:absolute;
    inset:0;
    background:
      radial-gradient(circle at 50% -10%,rgba(47,224,196,.22),rgba(47,224,196,0) 55%),
      linear-gradient(180deg,rgba(6,16,24,.9),rgba(6,16,24,.84));
  }
  .category-hero::after{
    content:"";
    position:absolute;
    inset:0;
    background-image:
      linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
      linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
    background-size:24px 24px;
    opacity:.5;
    pointer-events:none;
  }
  .category-hero .container{position:relative;z-index:2}
  .breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:center;
    gap:8px;
    font-size:13px;
    color:rgba(230,242,239,.7);
    margin-bottom:20px;
  }
  .breadcrumb a{color:rgba(230,242,239,.7)}
  .breadcrumb a:hover{color:var(--teal-400)}
  .breadcrumb .sep{opacity:.5}
  .breadcrumb .current{color:var(--teal-400)}
  .hero-tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    font-weight:600;
    letter-spacing:.12em;
    color:var(--teal-400);
    margin-bottom:18px;
  }
  .hero-tag::before{
    content:"";
    width:6px;height:6px;border-radius:50%;
    background:var(--teal-400);
    box-shadow:0 0 0 4px rgba(47,224,196,.16);
  }
  .category-hero h1{
    font-size:clamp(34px,4.4vw,54px);
    font-weight:800;
    line-height:1.15;
    letter-spacing:.01em;
    color:#FFFFFF;
    max-width:900px;
    margin:0 auto;
  }
  .hero-sub{
    margin:18px auto 0;
    font-size:18px;
    line-height:1.75;
    color:var(--teal-400);
    max-width:640px;
  }
  .hero-desc{
    margin:14px auto 0;
    max-width:780px;
    font-size:15px;
    line-height:1.9;
    color:var(--text-light-muted);
  }
  .hero-anchors{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    gap:10px;
    margin-top:28px;
  }
  .anchor-pill{
    display:inline-flex;
    align-items:center;
    min-height:40px;
    padding:0 18px;
    border-radius:var(--pill);
    font-size:13px;
    font-weight:500;
    color:var(--text-light);
    border:1px solid rgba(255,255,255,.18);
    background:rgba(255,255,255,.04);
    transition:border-color .18s var(--ease),background-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
  }
  .anchor-pill:hover{
    color:var(--teal-400);
    border-color:rgba(47,224,196,.6);
    background:rgba(47,224,196,.1);
    transform:translateY(-2px);
  }
  .hero-stats{
    display:flex;
    flex-wrap:wrap;
    justify-content:center;
    gap:12px;
    margin-top:26px;
  }
  .hero-stat{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:8px 16px;
    border-radius:var(--pill);
    font-size:13px;
    color:var(--text-light);
    background:rgba(10,30,38,.55);
    border:1px solid rgba(255,255,255,.12);
  }
  .hero-stat svg{width:16px;height:16px;stroke:var(--teal-400);fill:none;stroke-width:1.8}

  /* ---------- 板块基础 ---------- */
  .section{padding:var(--section-y) 0}
  .section-light{background:var(--paper)}
  .section-white{background:var(--white)}
  .section-soft{background:var(--paper-2)}
  .section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    margin-bottom:32px;
  }
  .section-head.center{
    flex-direction:column;
    align-items:center;
    text-align:center;
    gap:12px;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    font-weight:700;
    letter-spacing:.14em;
    color:var(--teal-600);
    margin-bottom:12px;
  }
  .eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--teal-500)}
  .section-head.center .eyebrow::before{display:none}
  .section-title{
    font-size:clamp(26px,3vw,36px);
    font-weight:700;
    line-height:1.25;
    color:var(--text-dark);
    letter-spacing:.01em;
  }
  .section-desc{
    margin-top:12px;
    font-size:15px;
    line-height:1.9;
    color:var(--text-muted);
    max-width:640px;
  }
  .section-head.center .section-desc{margin-left:auto;margin-right:auto}

  /* ---------- 功能矩阵 2×3 ---------- */
  .matrix-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  .matrix-card{
    position:relative;
    display:flex;
    flex-direction:column;
    padding:28px;
    background:var(--white);
    border:1px solid var(--card-border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-light);
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
    overflow:hidden;
  }
  .matrix-card::before{
    content:"";
    position:absolute;
    left:0;top:0;
    width:100%;height:3px;
    background:linear-gradient(90deg,var(--teal-400),rgba(47,224,196,0));
    opacity:0;
    transition:opacity .2s var(--ease);
  }
  .matrix-card:hover{
    transform:translateY(-4px);
    border-color:rgba(47,224,196,.35);
    box-shadow:var(--shadow-light-hover);
  }
  .matrix-card:hover::before{opacity:1}
  .matrix-num{
    font-family:var(--font-num);
    font-size:12px;
    font-weight:700;
    letter-spacing:.16em;
    color:var(--teal-600);
  }
  .matrix-icon{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:44px;height:44px;
    border-radius:12px;
    margin:14px 0 16px;
    color:var(--teal-600);
    background:rgba(47,224,196,.12);
    border:1px solid rgba(47,224,196,.22);
  }
  .matrix-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
  .matrix-card h3{
    font-size:20px;
    font-weight:600;
    line-height:1.4;
    color:var(--text-dark);
  }
  .matrix-card p{
    margin-top:10px;
    font-size:14px;
    line-height:1.85;
    color:var(--text-muted);
  }
  .matrix-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
  .tag{
    display:inline-flex;
    align-items:center;
    min-height:26px;
    padding:0 10px;
    border-radius:var(--pill);
    font-size:12px;
    color:var(--teal-600);
    background:rgba(47,224,196,.1);
    border:1px solid rgba(47,224,196,.24);
  }
  .tag-coral{
    color:var(--coral-600);
    background:rgba(255,122,89,.1);
    border-color:rgba(255,122,89,.3);
  }

  /* ---------- 流程 ---------- */
  .flow-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:24px;
    margin-top:8px;
  }
  .flow-step{
    position:relative;
    padding:26px 22px;
    background:var(--white);
    border:1px solid var(--card-border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-light);
    transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .flow-step:hover{transform:translateY(-4px);border-color:rgba(47,224,196,.35);box-shadow:var(--shadow-light-hover)}
  .flow-step::after{
    content:"";
    position:absolute;
    top:52px;
    right:-24px;
    width:24px;
    height:2px;
    background:linear-gradient(90deg,rgba(47,224,196,.6),rgba(47,224,196,.05));
  }
  .flow-step:last-child::after{display:none}
  .flow-badge{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:36px;height:36px;
    border-radius:50%;
    font-family:var(--font-num);
    font-size:14px;
    font-weight:700;
    color:#04120F;
    background:linear-gradient(135deg,#2FE0C4,#17C3A8);
    box-shadow:0 0 0 1px rgba(47,224,196,.35),0 6px 18px rgba(47,224,196,.22);
  }
  .flow-step h3{
    margin-top:16px;
    font-size:19px;
    font-weight:600;
    color:var(--text-dark);
  }
  .flow-step p{
    margin-top:8px;
    font-size:14px;
    line-height:1.85;
    color:var(--text-muted);
  }

  /* ---------- 对比表 ---------- */
  .table-card{
    background:var(--white);
    border:1px solid var(--card-border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-light);
    padding:8px;
    overflow:hidden;
  }
  .table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--radius-md)}
  .compare-table{min-width:760px;width:100%;font-size:14px}
  .compare-table th,
  .compare-table td{
    padding:16px 18px;
    text-align:left;
    border:1px solid var(--line-light);
    vertical-align:top;
    line-height:1.75;
  }
  .compare-table thead th{
    background:var(--paper-2);
    font-size:13px;
    font-weight:700;
    letter-spacing:.04em;
    color:var(--text-dark);
    white-space:nowrap;
  }
  .compare-table tbody th{
    font-weight:600;
    color:var(--text-dark);
    background:#FBFDFC;
    white-space:nowrap;
  }
  .compare-table td{color:var(--text-muted)}
  .compare-table tbody tr:hover td,
  .compare-table tbody tr:hover th{background:rgba(47,224,196,.06)}
  .table-note{margin-top:14px;font-size:13px;color:var(--text-muted)}

  /* ---------- 资料与入口列表 ---------- */
  .resource-layout{
    display:grid;
    grid-template-columns:5fr 7fr;
    gap:40px;
    align-items:start;
  }
  .resource-media{
    position:relative;
    border-radius:var(--radius-xl);
    overflow:hidden;
    border:1px solid var(--card-border);
    box-shadow:var(--shadow-light);
  }
  .resource-media img{width:100%;aspect-ratio:4/3;height:auto}
  .resource-media figcaption{
    position:absolute;
    left:0;right:0;bottom:0;
    padding:14px 16px;
    font-size:13px;
    color:var(--text-light);
    background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.86));
  }
  .resource-list{
    background:var(--white);
    border:1px solid var(--card-border);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-light);
    overflow:hidden;
  }
  .resource-item{
    display:flex;
    align-items:center;
    gap:16px;
    padding:20px 24px;
    border-bottom:1px solid var(--line-light);
    transition:background-color .18s var(--ease);
  }
  .resource-item:last-child{border-bottom:0}
  .resource-item:hover{background:#F7FBF9}
  .resource-index{
    font-family:var(--font-num);
    font-size:12px;
    font-weight:700;
    letter-spacing:.12em;
    color:var(--teal-600);
    min-width:26px;
  }
  .resource-body{flex:1;min-width:0}
  .resource-body strong{
    display:block;
    font-size:16px;
    font-weight:600;
    color:var(--text-dark);
  }
  .resource-body span{
    display:block;
    margin-top:4px;
    font-size:13px;
    line-height:1.8;
    color:var(--text-muted);
  }
  .resource-arrow{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    width:36px;height:36px;
    border-radius:50%;
    color:var(--teal-600);
    border:1px solid rgba(47,224,196,.3);
    background:rgba(47,224,196,.08);
    transition:transform .18s var(--ease),background-color .18s var(--ease);
  }
  .resource-arrow svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
  .resource-item:hover .resource-arrow{transform:translateX(4px);background:rgba(47,224,196,.18)}

  /* ---------- FAQ ---------- */
  .faq{max-width:900px;margin:0 auto}
  .faq-item{
    background:var(--white);
    border:1px solid var(--card-border);
    border-radius:var(--radius-md);
    box-shadow:var(--shadow-light);
    transition:border-color .18s var(--ease),background-color .18s var(--ease);
  }
  .faq-item + .faq-item{margin-top:12px}
  .faq-item:hover{background:#F7FBF9}
  .faq-item[open]{border-color:rgba(47,224,196,.6);background:var(--white)}
  .faq-item summary{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    min-height:56px;
    padding:18px 22px;
    cursor:pointer;
    list-style:none;
    font-size:16px;
    font-weight:600;
    line-height:1.5;
    color:var(--text-dark);
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-icon{
    position:relative;
    width:20px;height:20px;
    flex:none;
    transition:transform .2s var(--ease);
  }
  .faq-icon::before,
  .faq-icon::after{
    content:"";
    position:absolute;
    left:50%;top:50%;
    background:var(--teal-600);
    border-radius:2px;
    transform:translate(-50%,-50%);
    transition:background-color .18s var(--ease);
  }
  .faq-icon::before{width:14px;height:2px}
  .faq-icon::after{width:2px;height:14px}
  .faq-item[open] .faq-icon{transform:rotate(45deg)}
  .faq-item[open] .faq-icon::before,
  .faq-item[open] .faq-icon::after{background:var(--teal-500)}
  .faq-answer{
    padding:0 22px 20px;
    font-size:15px;
    line-height:1.9;
    color:var(--text-muted);
  }
  .faq-answer p + p{margin-top:12px}

  /* ---------- CTA 带 ---------- */
  .cta-band{
    position:relative;
    padding:48px;
    border-radius:var(--radius-xl);
    background:
      radial-gradient(circle at 12% 0%,rgba(47,224,196,.22),rgba(47,224,196,0) 55%),
      linear-gradient(140deg,#0A1B24,#061018 70%);
    border:1px solid rgba(255,255,255,.12);
    box-shadow:var(--shadow-dark);
    overflow:hidden;
    color:var(--text-light);
  }
  .cta-band::after{
    content:"";
    position:absolute;
    right:-60px;bottom:-80px;
    width:280px;height:280px;
    border-radius:50%;
    border:1px solid rgba(47,224,196,.18);
    box-shadow:0 0 0 40px rgba(47,224,196,.05);
    pointer-events:none;
  }
  .cta-inner{
    position:relative;
    z-index:2;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:32px;
  }
  .cta-band h2{
    font-size:clamp(24px,2.6vw,30px);
    font-weight:700;
    line-height:1.3;
    color:#FFFFFF;
  }
  .cta-band p{
    margin-top:10px;
    font-size:15px;
    line-height:1.85;
    color:var(--text-light-muted);
    max-width:620px;
  }
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:none}

  /* ---------- 页脚 ---------- */
  .site-footer{
    position:relative;
    background:var(--ink-900);
    color:var(--text-light);
    padding:0;
    background-image:
      radial-gradient(circle at 80% 0%,rgba(47,224,196,.1),rgba(47,224,196,0) 45%);
  }
  .site-footer::before{
    content:"";
    position:absolute;
    top:0;left:0;right:0;
    height:1px;
    background:linear-gradient(90deg,rgba(47,224,196,0),rgba(47,224,196,.7),rgba(255,122,89,.55),rgba(47,224,196,0));
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:32px;
    padding:64px 0 40px;
  }
  .footer-brand{display:flex;align-items:center;gap:10px;color:var(--teal-400);margin-bottom:16px}
  .footer-desc{
    font-size:13px;
    line-height:1.9;
    color:var(--text-light-muted);
    max-width:320px;
  }
  .footer-meta{
    margin-top:14px;
    font-size:12px;
    line-height:1.8;
    color:rgba(159,179,174,.8);
  }
  .footer-title{
    font-size:13px;
    font-weight:700;
    letter-spacing:.08em;
    color:#FFFFFF;
    margin-bottom:16px;
  }
  .footer-col ul li{
    font-size:13px;
    line-height:1.8;
    color:var(--text-light-muted);
    padding:5px 0;
  }
  .footer-col ul li a{color:var(--text-light-muted)}
  .footer-col ul li a:hover{color:var(--teal-400)}
  .footer-bottom{
    display:flex;
    align-items:center;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:12px;
    padding:20px 0 28px;
    border-top:1px solid rgba(255,255,255,.1);
    font-size:12px;
    color:rgba(159,179,174,.85);
  }
  .footer-bottom a{color:rgba(159,179,174,.85)}
  .footer-bottom a:hover{color:var(--teal-400)}

  /* ---------- 响应式 ---------- */
  @media (max-width:1439px){
    :root{--container:1160px}
  }
  @media (max-width:1199px){
    :root{--container:100%}
    .container{padding:0 32px}
    .matrix-grid{gap:20px}
    .resource-layout{gap:28px}
  }
  @media (max-width:1023px){
    :root{--section-y:72px}
    .primary-nav{display:none}
    .menu-toggle{display:inline-flex}
    .nav-actions .btn{display:none}
    .header-inner{height:64px}
    .matrix-grid{grid-template-columns:repeat(2,1fr)}
    .flow-grid{grid-template-columns:repeat(2,1fr)}
    .flow-step::after{display:none}
    .resource-layout{grid-template-columns:1fr}
    .resource-media img{aspect-ratio:16/9}
    .category-hero{padding:64px 0 60px}
    .cta-inner{flex-direction:column;align-items:flex-start}
    .cta-actions{width:100%}
    .section-head{flex-direction:column;align-items:flex-start;gap:12px}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 32px}
  }
  @media (max-width:767px){
    :root{--section-y:56px}
    .container{padding:0 20px}
    .matrix-grid{grid-template-columns:1fr}
    .flow-grid{grid-template-columns:1fr}
    .hero-sub{font-size:16px}
    .hero-desc{font-size:14px}
    .hero-anchors{gap:8px}
    .anchor-pill{font-size:12px;padding:0 14px;min-height:38px}
    .matrix-card{padding:22px}
    .cta-band{padding:32px 24px}
    .cta-actions .btn{flex:1 1 100%}
    .faq-item summary{font-size:15px;padding:16px 18px}
    .faq-answer{padding:0 18px 18px;font-size:14px}
    .resource-item{padding:16px 18px}
    .footer-grid{grid-template-columns:1fr;gap:24px}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  }
  @media (max-width:559px){
    :root{--section-y:48px}
    .container{padding:0 16px}
    .brand-main{font-size:18px}
    .brand-sub{font-size:9px;letter-spacing:.14em}
    .category-hero h1{font-size:30px}
    .hero-stats{gap:8px}
    .hero-stat{font-size:12px;padding:7px 12px}
    .btn{height:48px;padding:0 20px;font-size:14px}
    .section-title{font-size:24px}
    .compare-table th,.compare-table td{padding:12px 14px}
  }

  @media (prefers-reduced-motion:reduce){
    *,*::before,*::after{
      animation-duration:.001ms !important;
      animation-iteration-count:1 !important;
      transition-duration:.001ms !important;
      scroll-behavior:auto !important;
    }
    .matrix-card:hover,.flow-step:hover,.anchor-pill:hover,.btn-primary:hover{transform:none}
  }

/* roulang page: category3 */
:root{
  --ink-900:#061018;
  --ink-800:#0A1B24;
  --ink-700:#102B34;
  --teal-400:#2FE0C4;
  --teal-500:#17C3A8;
  --teal-600:#0E8E7C;
  --coral-400:#FF7A59;
  --coral-600:#D9542F;
  --paper:#F4F7F6;
  --paper-2:#EAF1EE;
  --white:#FFFFFF;
  --text-dark:#0B1B20;
  --text-muted:#526562;
  --text-light:#E6F2EF;
  --text-light-muted:#9FB3AE;
  --line-dark:rgba(255,255,255,.12);
  --line-light:#DDE7E3;
  --card-border:#E3ECE8;
  --r-4:4px;
  --r-8:8px;
  --r-10:10px;
  --r-12:12px;
  --r-14:14px;
  --r-16:16px;
  --r-20:20px;
  --r-24:24px;
  --shadow-light:0 8px 24px rgba(6,16,24,.06);
  --shadow-light-hover:0 14px 32px rgba(6,16,24,.10);
  --shadow-dark:0 20px 50px rgba(0,0,0,.35);
  --container:1200px;
  --section-y:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-num:"DIN Alternate","Bahnschrift","Inter",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--teal-400);outline-offset:2px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--section-y) 0;}
.section-paper{background:var(--paper);}
.section-paper2{background:var(--paper-2);}
.section-ink{
  background:
    radial-gradient(20% 0%, rgba(47,224,196,.16), transparent 55%),
    linear-gradient(180deg,#07151D,#061018);
  color:var(--text-light);
  position:relative;
  overflow:hidden;
}
.section-ink::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:24px 24px;
  pointer-events:none;
  opacity:.55;
}
.section-ink > .container{position:relative;z-index:1;}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:36px;
}
.section-head h2{
  font-size:clamp(26px,3vw,38px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
  margin-top:12px;
}
.section-note{
  font-size:14px;
  line-height:1.8;
  color:var(--text-muted);
  max-width:420px;
}
.section-ink .section-note{color:var(--text-light-muted);}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--teal-600);
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--teal-500);
  flex:none;
}
.section-ink .eyebrow,.hero-event .eyebrow{color:var(--teal-400);}
.section-ink .eyebrow::before,.hero-event .eyebrow::before{background:var(--teal-400);}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 26px;
  border-radius:var(--r-10);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  line-height:1;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background-color .18s ease, border-color .18s ease, color .18s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:var(--r-8);}
.btn-primary{
  background:linear-gradient(135deg,#2FE0C4,#17C3A8);
  color:#04120F;
  box-shadow:0 0 0 1px rgba(47,224,196,.4), 0 8px 32px rgba(47,224,196,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(47,224,196,.5), 0 12px 40px rgba(47,224,196,.38);}
.btn-primary:active{transform:translateY(0);}
.btn-primary:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:0 0 0 1px rgba(47,224,196,.25);}
.btn-ghost{
  background:transparent;
  border-color:rgba(255,255,255,.24);
  color:#E9F4F1;
}
.btn-ghost:hover{border-color:var(--teal-400);background:rgba(47,224,196,.08);}
.btn-ghost-light{
  background:transparent;
  border-color:rgba(11,27,32,.18);
  color:var(--text-dark);
}
.btn-ghost-light:hover{border-color:var(--teal-500);background:rgba(47,224,196,.08);}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--teal-600);
  transition:color .18s ease;
}
.text-link svg{transition:transform .18s ease;}
.text-link:hover{color:var(--teal-500);}
.text-link:hover svg{transform:translateX(4px);}
.section-ink .text-link{color:var(--teal-400);}

/* 头部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(6,16,24,.86);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-light);
  flex:none;
}
.brand-mark{color:var(--teal-400);flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:20px;font-weight:800;letter-spacing:.01em;}
.brand-sub{font-size:10px;font-weight:500;letter-spacing:.18em;color:var(--text-light-muted);margin-top:4px;}

.primary-nav{
  display:flex;
  align-items:center;
  gap:28px;
  margin-left:auto;
}
.nav-item{position:relative;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:8px 0;
  font-size:14px;
  font-weight:500;
  color:var(--text-light);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--teal-400);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--teal-400);}
.nav-link:hover::after,
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--teal-400);}
.nav-caret{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease;}
.nav-item:hover .nav-caret{transform:rotate(180deg);}

.nav-mega{
  position:absolute;
  top:calc(100% + 14px);
  left:50%;
  transform:translate(-50%,8px);
  width:min(760px, calc(100vw - 48px));
  padding:24px;
  border-radius:var(--r-16);
  background:rgba(10,30,38,.92);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08), var(--shadow-dark);
  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity .18s ease, transform .18s ease, visibility .18s;
  z-index:20;
}
.nav-item:hover .nav-mega,
.nav-item:focus-within .nav-mega,
.nav-item.is-open .nav-mega{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transform:translate(-50%,0);
}
.mega-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr .9fr;
  gap:24px;
}
.mega-title{
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--text-light-muted);
  margin-bottom:12px;
}
.mega-list{display:flex;flex-direction:column;gap:4px;}
.mega-link{
  display:block;
  padding:8px 10px;
  border-radius:var(--r-8);
  transition:background-color .18s ease;
}
.mega-link strong{display:block;font-size:14px;font-weight:600;color:var(--text-light);}
.mega-link span{display:block;font-size:12px;color:var(--text-light-muted);line-height:1.6;}
.mega-link:hover{background:rgba(47,224,196,.08);}
.mega-link:hover strong{color:var(--teal-400);}
.mega-news{display:flex;flex-direction:column;gap:12px;}
.mega-news li{display:flex;flex-direction:column;gap:2px;}
.mega-news time{font-size:11px;color:var(--teal-400);letter-spacing:.06em;}
.mega-news a{font-size:13.5px;line-height:1.6;color:var(--text-light);transition:color .18s ease;}
.mega-news a:hover{color:var(--teal-400);}
.mega-card{
  display:block;
  position:relative;
  border-radius:var(--r-10);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .25s ease;}
.mega-card:hover img{transform:scale(1.03);}
.mega-card-tag{
  position:absolute;
  left:0;right:0;bottom:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  padding:10px 12px;
  font-size:12px;
  color:var(--text-light);
  background:linear-gradient(180deg, rgba(6,16,24,0), rgba(6,16,24,.9));
}
.mega-foot{
  display:flex;
  justify-content:flex-end;
  margin-top:18px;
  padding-top:16px;
  border-top:1px solid rgba(255,255,255,.1);
}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:var(--r-8);
  color:var(--text-light);
  transition:background-color .18s ease, color .18s ease;
}
.icon-btn:hover{background:rgba(47,224,196,.12);color:var(--teal-400);}
.icon-btn svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:var(--r-8);
  border:1px solid rgba(255,255,255,.16);
  background:transparent;
  color:var(--text-light);
  cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}

/* 移动抽屉 */
.drawer-scrim{
  position:fixed;
  inset:0;
  background:rgba(6,16,24,.6);
  opacity:0;
  visibility:hidden;
  transition:opacity .22s ease, visibility .22s;
  z-index:110;
}
.drawer-scrim.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  height:100%;
  width:88vw;
  max-width:380px;
  background:var(--ink-900);
  border-left:1px solid rgba(255,255,255,.1);
  transform:translateX(100%);
  transition:transform .26s ease;
  z-index:120;
  display:flex;
  flex-direction:column;
  padding:18px 20px 24px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-8);
  border:1px solid rgba(255,255,255,.16);
  background:transparent;
  color:var(--text-light);
  cursor:pointer;
}
.drawer-close svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav > a,.drawer-nav summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 6px;
  font-size:15px;
  font-weight:600;
  color:var(--text-light);
  border-bottom:1px solid rgba(255,255,255,.08);
  cursor:pointer;
}
.drawer-nav > a.is-active{color:var(--teal-400);}
.drawer-nav details summary::-webkit-details-marker{display:none;}
.drawer-sub{display:flex;flex-direction:column;padding:6px 0 10px;}
.drawer-sub a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 6px 0 18px;
  font-size:14px;
  color:var(--text-light-muted);
}
.drawer-sub a:hover{color:var(--teal-400);}
.drawer-cta{margin-top:auto;padding-top:24px;}
.drawer-cta .btn{width:100%;}

/* 分类 Hero */
.category-hero{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(20% 0%, rgba(47,224,196,.16), transparent 55%),
    linear-gradient(180deg,#07151D,#061018);
  color:var(--text-light);
  padding:64px 0 80px;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.32;
}
.category-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(6,16,24,.72), rgba(6,16,24,.94));
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  max-width:920px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-light-muted);
  margin-bottom:26px;
  flex-wrap:wrap;
}
.breadcrumb a{transition:color .18s ease;}
.breadcrumb a:hover{color:var(--teal-400);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--text-light);}
.category-hero h1{
  font-size:clamp(34px,4.4vw,58px);
  font-weight:800;
  line-height:1.15;
  letter-spacing:.01em;
  margin:14px 0 0;
}
.hero-lead{
  font-size:18px;
  line-height:1.85;
  color:var(--text-light-muted);
  margin-top:18px;
  max-width:760px;
}

/* 倒计时（本页内嵌，非全站头部） */
.countdown-bar{
  display:inline-flex;
  align-items:center;
  gap:22px;
  flex-wrap:wrap;
  margin-top:32px;
  padding:14px 22px;
  border-radius:var(--r-16);
  background:rgba(10,30,38,.55);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.cd-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-light-muted);
}
.cd-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--coral-400);
  box-shadow:0 0 0 0 rgba(255,122,89,.6);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,122,89,.55);}
  70%{box-shadow:0 0 0 10px rgba(255,122,89,0);}
  100%{box-shadow:0 0 0 0 rgba(255,122,89,0);}
}
.cd-units{display:none;align-items:center;gap:14px;}
.countdown-bar.is-live .cd-units{display:flex;}
.cd-unit{display:flex;align-items:baseline;gap:4px;}
.cd-unit b{
  font-family:var(--font-num);
  font-size:22px;
  font-weight:700;
  color:var(--teal-400);
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
}
.cd-unit em{font-style:normal;font-size:11px;color:var(--text-light-muted);}
.cd-static{
  font-family:var(--font-num);
  font-size:16px;
  color:var(--text-light);
  letter-spacing:.04em;
}
.countdown-bar.is-live .cd-static{display:none;}
.cd-end{
  display:none;
  font-size:14px;
  font-weight:600;
  color:var(--coral-400);
}
.countdown-bar.is-over .cd-label,
.countdown-bar.is-over .cd-units,
.countdown-bar.is-over .cd-static{display:none;}
.countdown-bar.is-over .cd-end{display:inline-flex;}
.cd-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--teal-400);
}
.cd-link svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease;}
.cd-link:hover svg{transform:translateX(4px);}

.anchor-pills{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.anchor-pills a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:0 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:500;
  color:var(--text-light);
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.04);
  transition:border-color .18s ease, background-color .18s ease, color .18s ease;
}
.anchor-pills a:hover{
  border-color:var(--teal-400);
  background:rgba(47,224,196,.12);
  color:var(--teal-400);
}

/* 日程 */
.schedule{display:flex;flex-direction:column;gap:14px;}
.schedule-row{
  display:grid;
  grid-template-columns:112px minmax(0,1fr) auto auto auto;
  align-items:center;
  gap:20px;
  padding:22px 24px;
  background:var(--white);
  border:1px solid var(--card-border);
  border-radius:var(--r-14);
  box-shadow:var(--shadow-light);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.schedule-row:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,196,.55);
  box-shadow:var(--shadow-light-hover);
}
.schedule-date{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding-right:20px;
  border-right:1px solid var(--line-light);
}
.schedule-date b{
  font-family:var(--font-num);
  font-size:24px;
  font-weight:700;
  color:var(--ink-800);
  letter-spacing:.02em;
  line-height:1.2;
}
.schedule-date span{font-size:12px;color:var(--text-muted);}
.schedule-main h3{
  font-size:20px;
  font-weight:600;
  line-height:1.4;
}
.schedule-main p{
  font-size:14px;
  line-height:1.75;
  color:var(--text-muted);
  margin-top:4px;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:500;
  color:var(--text-muted);
  background:var(--paper-2);
  border:1px solid var(--line-light);
  white-space:nowrap;
}
.status{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  font-weight:600;
  white-space:nowrap;
}
.status::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--teal-500);
}
.status-open{color:var(--teal-600);}
.status-soon{color:var(--coral-600);}
.status-soon::before{background:var(--coral-400);}

/* 图墙 */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:16px;
}
.gallery-item{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-14);
  border:1px solid rgba(255,255,255,.12);
  margin:0;
}
.gallery-item img{
  width:100%;
  height:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .3s ease;
}
.gallery-item:nth-child(1){grid-column:span 7;}
.gallery-item:nth-child(2){grid-column:span 5;}
.gallery-item:nth-child(3){grid-column:span 6;}
.gallery-item:nth-child(4){grid-column:span 6;}
.gallery-item::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(6,16,24,0), rgba(6,16,24,.72));
  opacity:.35;
  transition:opacity .25s ease;
}
.gallery-item:hover::after{opacity:.55;}
.gallery-item:hover img{transform:scale(1.04);}
.gallery-item figcaption{
  position:absolute;
  left:16px;
  right:16px;
  bottom:14px;
  z-index:2;
  font-size:13px;
  font-weight:500;
  color:#fff;
  transition:transform .25s ease;
}
.gallery-item:hover figcaption{transform:translateY(-6px);}

/* 报名表单 */
.lead-panel{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  padding:48px;
  border-radius:var(--r-24);
  background:
    radial-gradient(60% 0%, rgba(47,224,196,.16), transparent 60%),
    linear-gradient(150deg,#0A1B24,#061018 70%);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--shadow-dark);
  color:var(--text-light);
}
.lead-copy h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:700;
  line-height:1.3;
  margin-top:12px;
}
.lead-copy p.lead-desc{
  font-size:15px;
  line-height:1.9;
  color:var(--text-light-muted);
  margin-top:14px;
}
.lead-points{display:flex;flex-direction:column;gap:12px;margin-top:24px;}
.lead-points li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  line-height:1.7;
  color:var(--text-light-muted);
}
.lead-points svg{
  width:16px;height:16px;
  flex:none;
  margin-top:3px;
  fill:none;
  stroke:var(--teal-400);
  stroke-width:2.2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.glass-form{
  padding:24px;
  border-radius:var(--r-16);
  background:rgba(10,30,38,.55);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--text-light);
  margin-bottom:8px;
}
.field label .req{color:var(--coral-400);margin-left:2px;}
.field input,
.field select,
.field textarea{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  border-radius:var(--r-10);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.04);
  color:var(--text-light);
  transition:border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
  appearance:none;
}
.field textarea{min-height:88px;resize:vertical;line-height:1.7;}
.field select{
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5 6 8.5l4-4' fill='none' stroke='%239FB3AE' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:12px;
  padding-right:38px;
}
.field select option{background:#0A1B24;color:#E6F2EF;}
.field input::placeholder,
.field textarea::placeholder{color:rgba(159,179,174,.72);}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--teal-400);
  box-shadow:0 0 0 3px rgba(47,224,196,.18);
  background:rgba(255,255,255,.06);
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea{border-color:var(--coral-400);}
.field-error{
  display:none;
  margin-top:6px;
  font-size:12px;
  color:var(--coral-400);
  line-height:1.6;
}
.field.has-error .field-error{display:block;}
.checkbox-row{
  display:flex;
  align-items:flex-start;
  gap:10px;
  padding:6px 0 2px;
  font-size:13px;
  line-height:1.7;
  color:var(--text-light-muted);
  cursor:pointer;
  min-height:44px;
}
.checkbox-row input{
  width:18px;height:18px;
  margin:3px 0 0;
  flex:none;
  accent-color:var(--teal-500);
  cursor:pointer;
}
.checkbox-row a{color:var(--teal-400);text-decoration:underline;}
.form-note{
  font-size:12px;
  line-height:1.7;
  color:var(--text-light-muted);
  margin-top:10px;
}
.form-submit{margin-top:18px;}
.form-submit .btn{width:100%;}
.btn.is-loading{pointer-events:none;opacity:.75;}
.spinner{
  width:16px;height:16px;
  border-radius:50%;
  border:2px solid rgba(4,18,15,.3);
  border-top-color:#04120F;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}
.form-success{
  display:none;
  text-align:center;
  padding:32px 20px;
}
.form-success.is-visible{display:block;}
.form-success svg{
  width:44px;height:44px;
  margin:0 auto 14px;
  fill:none;
  stroke:var(--teal-400);
  stroke-width:2;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.form-success h3{font-size:18px;font-weight:600;color:var(--text-light);}
.form-success p{font-size:13.5px;line-height:1.8;color:var(--text-light-muted);margin-top:8px;}

/* FAQ */
.faq{max-width:900px;display:flex;flex-direction:column;gap:12px;}
.faq details{
  background:var(--white);
  border:1px solid var(--card-border);
  border-radius:var(--r-12);
  padding:20px 24px;
  transition:border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
}
.faq details:hover{background:#F7FBF9;box-shadow:var(--shadow-light);}
.faq details[open]{
  border-color:rgba(47,224,196,.6);
  background:var(--white);
  box-shadow:var(--shadow-light);
}
.faq summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  cursor:pointer;
  list-style:none;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary h3{
  font-size:16px;
  font-weight:600;
  line-height:1.5;
  color:var(--text-dark);
}
.faq .plus{
  position:relative;
  width:20px;height:20px;
  flex:none;
  transition:transform .22s ease;
}
.faq .plus::before,
.faq .plus::after{
  content:"";
  position:absolute;
  background:var(--text-muted);
  border-radius:2px;
  transition:background-color .22s ease;
}
.faq .plus::before{left:0;right:0;top:9px;height:2px;}
.faq .plus::after{top:0;bottom:0;left:9px;width:2px;}
.faq details[open] .plus{transform:rotate(45deg);}
.faq details[open] .plus::before,
.faq details[open] .plus::after{background:var(--teal-500);}
.faq-answer{
  margin-top:12px;
  font-size:14.5px;
  line-height:1.9;
  color:var(--text-muted);
}

/* CTA 带 */
.cta-band{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:48px;
  border-radius:var(--r-24);
  background:
    radial-gradient(70% 120%, rgba(47,224,196,.22), transparent 60%),
    linear-gradient(135deg,#0A1B24,#061018);
  border:1px solid rgba(255,255,255,.1);
  color:var(--text-light);
  box-shadow:var(--shadow-dark);
  position:relative;
  overflow:hidden;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(circle at 12px 12px, rgba(47,224,196,.10) 1.4px, transparent 1.6px);
  background-size:26px 26px;
  opacity:.5;
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{
  font-size:clamp(22px,2.6vw,28px);
  font-weight:700;
  line-height:1.35;
}
.cta-band p{
  font-size:15px;
  line-height:1.8;
  color:var(--text-light-muted);
  margin-top:10px;
  max-width:620px;
}
.cta-band .btn{flex:none;}

/* 页脚 */
.site-footer{
  position:relative;
  background:var(--ink-900);
  color:var(--text-light);
  padding:64px 0 32px;
  overflow:hidden;
}
.site-footer::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:1px;
  background:linear-gradient(90deg, transparent, var(--teal-400), var(--coral-400), transparent);
  opacity:.7;
}
.site-footer::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(circle at 10px 10px, rgba(255,255,255,.03) 1.2px, transparent 1.4px);
  background-size:22px 22px;
  pointer-events:none;
  opacity:.7;
}
.site-footer > .container{position:relative;z-index:1;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{color:var(--teal-400);}
.footer-desc{
  font-size:13.5px;
  line-height:1.9;
  color:var(--text-light-muted);
  max-width:340px;
}
.footer-meta{
  font-size:12px;
  line-height:1.8;
  color:rgba(159,179,174,.8);
  margin-top:12px;
}
.footer-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--text-light);
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul li{font-size:13.5px;line-height:1.7;color:var(--text-light-muted);}
.footer-col ul a{transition:color .18s ease;}
.footer-col ul a:hover{color:var(--teal-400);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-top:48px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.1);
  font-size:12px;
  color:var(--text-light-muted);
}
.footer-bottom a{transition:color .18s ease;}
.footer-bottom a:hover{color:var(--teal-400);}

/* 响应式 */
@media (min-width:1440px){
  :root{--container:1240px;}
}
@media (max-width:1439px) and (min-width:1200px){
  :root{--container:1160px;}
}
@media (max-width:1199px){
  :root{--container:100%;}
  .container{padding:0 32px;}
  .primary-nav{gap:20px;}
}
@media (max-width:1023px){
  :root{--section-y:72px;}
  .container{padding:0 20px;}
  .primary-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;gap:12px;}
  .brand-main{font-size:18px;}
  .category-hero{padding:52px 0 64px;}
  .hero-lead{font-size:16px;}
  .lead-panel{grid-template-columns:1fr;gap:32px;padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .schedule-row{grid-template-columns:100px minmax(0,1fr) auto;gap:16px;row-gap:12px;}
  .schedule-row .status{grid-column:2;}
  .schedule-row .text-link{grid-column:3;justify-self:end;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;}
}
@media (max-width:1023px) and (min-width:768px){
  .gallery-item:nth-child(1),
  .gallery-item:nth-child(2){grid-column:span 6;}
}
@media (max-width:767px){
  :root{--section-y:56px;}
  .header-actions .btn-sm{display:none;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .section-note{max-width:none;}
  .category-hero{padding:44px 0 52px;}
  .hero-lead{font-size:15.5px;}
  .countdown-bar{gap:14px;padding:12px 16px;width:100%;}
  .cd-unit b{font-size:20px;}
  .gallery-grid{gap:12px;}
  .gallery-item:nth-child(1),
  .gallery-item:nth-child(2),
  .gallery-item:nth-child(3),
  .gallery-item:nth-child(4){grid-column:span 12;}
  .gallery-item img{aspect-ratio:16/9;}
  .schedule-row{grid-template-columns:1fr;gap:12px;padding:20px;}
  .schedule-date{
    flex-direction:row;
    align-items:baseline;
    gap:8px;
    padding-right:0;
    border-right:none;
    padding-bottom:10px;
    border-bottom:1px solid var(--line-light);
  }
  .schedule-row .status{grid-column:auto;}
  .schedule-row .text-link{grid-column:auto;justify-self:start;}
  .faq details{padding:18px 20px;}
  .cta-band{padding:28px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .lead-panel{padding:28px 20px;}
  .glass-form{padding:20px;}
}
@media (max-width:559px){
  :root{--section-y:48px;}
  .container{padding:0 16px;}
  .category-hero h1{font-size:30px;}
  .lead-panel{border-radius:var(--r-16);}
  .anchor-pills a{min-height:38px;padding:0 13px;font-size:12.5px;}
  .btn{width:100%;}
  .drawer-cta .btn{width:100%;}
  .header-actions .icon-btn{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

/* roulang page: category4 */
:root{
  --ink-900:#061018;
  --ink-800:#0A1B24;
  --ink-700:#102B34;
  --teal-400:#2FE0C4;
  --teal-500:#17C3A8;
  --teal-600:#0E8E7C;
  --coral-400:#FF7A59;
  --coral-600:#D9542F;
  --paper:#F4F7F6;
  --paper-2:#EAF1EE;
  --white:#FFFFFF;
  --text-dark:#0B1B20;
  --text-muted:#526562;
  --text-light:#E6F2EF;
  --text-light-muted:#9FB3AE;
  --line-dark:rgba(255,255,255,.12);
  --line-light:#DDE7E3;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:24px;
  --r-pill:999px;
  --shadow-card:0 8px 24px rgba(6,16,24,.06);
  --shadow-card-hover:0 16px 36px rgba(6,16,24,.10);
  --shadow-dark:0 20px 50px rgba(0,0,0,.35);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  --font-num:"DIN Alternate","Bahnschrift","Inter",sans-serif;
  --container:1200px;
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,form{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--teal-400);outline-offset:2px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.container.narrow{max-width:900px}
.section{padding:var(--sec-y) 0}
.section-paper{background:var(--paper)}
.section-white{background:var(--white)}
.section-mist{background:var(--paper-2)}
.section-dark{background:var(--ink-900);color:var(--text-light)}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.sec-title{
  font-size:clamp(26px,3vw,38px);
  font-weight:700;
  line-height:1.25;
  letter-spacing:.01em;
}
.sec-desc{
  margin-top:12px;
  font-size:14px;
  line-height:1.85;
  color:var(--text-muted);
  max-width:720px;
}
.sec-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--teal-600);
  white-space:nowrap;
}
.sec-link svg{transition:transform .18s ease}
.sec-link:hover{color:var(--teal-500)}
.sec-link:hover svg{transform:translateX(4px)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--teal-600);
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--teal-400);
  box-shadow:0 0 0 4px rgba(47,224,196,.16);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:10px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
  cursor:pointer;
}
.btn-primary{
  background:linear-gradient(135deg,#2FE0C4,#17C3A8);
  color:#04120F;
  box-shadow:0 0 0 1px rgba(47,224,196,.4),0 8px 32px rgba(47,224,196,.28);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(47,224,196,.5),0 12px 40px rgba(47,224,196,.38);
}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(47,224,196,.4),0 6px 20px rgba(47,224,196,.26)}
.btn-ghost{
  background:transparent;
  border-color:rgba(11,27,32,.18);
  color:var(--text-dark);
}
.btn-ghost:hover{
  border-color:var(--teal-500);
  background:rgba(47,224,196,.08);
  transform:translateY(-2px);
}
.btn-ghost-light{
  background:transparent;
  border-color:rgba(255,255,255,.24);
  color:var(--text-light);
}
.btn-ghost-light:hover{
  border-color:var(--teal-400);
  background:rgba(47,224,196,.10);
  transform:translateY(-2px);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;border-radius:8px}
.btn-block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(6,16,24,.88);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--teal-400);
  flex-shrink:0;
}
.brand-mark{width:30px;height:30px;flex-shrink:0}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:20px;font-weight:800;color:#F1FBF8;letter-spacing:.02em}
.brand-sub{font-size:10px;font-weight:500;letter-spacing:.18em;color:var(--text-light-muted)}
.primary-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:12px;
}
.nav-item{position:relative}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:10px 14px;
  font-size:14px;
  font-weight:500;
  color:rgba(230,242,239,.78);
  border-radius:8px;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--teal-400);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease;
}
.nav-link:hover{color:var(--teal-400)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--teal-400)}
.nav-caret{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s ease}
.nav-item:hover .nav-caret{transform:rotate(180deg)}
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:8px;
  color:rgba(230,242,239,.8);
}
.icon-btn:hover{background:rgba(47,224,196,.10);color:var(--teal-400)}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  color:var(--text-light);
  border:1px solid rgba(255,255,255,.14);
}
.menu-toggle:hover{background:rgba(47,224,196,.10);color:var(--teal-400)}

/* Mega Menu */
.nav-mega{
  position:absolute;
  top:calc(100% + 12px);
  left:50%;
  width:min(760px,calc(100vw - 48px));
  padding:24px;
  border-radius:var(--r-lg);
  background:rgba(10,30,38,.94);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 24px 60px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.08);
  opacity:0;
  visibility:hidden;
  transform:translate(-50%,-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.nav-item:hover .nav-mega,
.nav-item:focus-within .nav-mega{
  opacity:1;
  visibility:visible;
  transform:translate(-50%,0);
}
.mega-grid{
  display:grid;
  grid-template-columns:1.2fr 1fr .9fr;
  gap:24px;
}
.mega-title{
  font-size:11px;
  font-weight:700;
  letter-spacing:.16em;
  color:var(--text-light-muted);
  margin-bottom:10px;
}
.mega-list li + li{margin-top:2px}
.mega-link{
  display:block;
  padding:8px 10px;
  border-radius:8px;
}
.mega-link:hover{background:rgba(47,224,196,.08)}
.mega-link strong{
  display:block;
  font-size:14px;
  font-weight:600;
  color:#EAF6F3;
}
.mega-link span{
  display:block;
  font-size:12px;
  color:var(--text-light-muted);
  line-height:1.6;
}
.mega-news li{
  padding:8px 0;
  border-bottom:1px dashed rgba(255,255,255,.10);
}
.mega-news li:last-child{border-bottom:0}
.mega-news time{
  display:block;
  font-size:11px;
  color:var(--teal-400);
  letter-spacing:.06em;
}
.mega-news a{
  display:block;
  font-size:14px;
  color:#DCEEEA;
  line-height:1.55;
}
.mega-news a:hover{color:var(--teal-400)}
.mega-card{
  display:block;
  position:relative;
  border-radius:10px;
  overflow:hidden;
}
.mega-card img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .3s ease;
}
.mega-card:hover img{transform:scale(1.03)}
.mega-card-tag{
  position:absolute;
  left:0;right:0;bottom:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  padding:10px 12px;
  font-size:12px;
  color:#EAF6F3;
  background:linear-gradient(180deg,rgba(6,16,24,0),rgba(6,16,24,.85));
}
.mega-foot{
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.10);
  text-align:right;
}
.mega-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  font-weight:600;
  color:var(--teal-400);
}
.mega-more:hover{color:#7DF0DE}

/* 移动抽屉 */
.drawer{
  position:fixed;
  top:0;right:0;
  z-index:200;
  width:88vw;
  max-width:380px;
  height:100%;
  background:var(--ink-800);
  border-left:1px solid rgba(255,255,255,.10);
  transform:translateX(100%);
  transition:transform .28s ease;
  display:flex;
  flex-direction:column;
  padding:20px 20px 28px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-bottom:16px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.drawer-close{
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  color:var(--text-light);
  border:1px solid rgba(255,255,255,.14);
}
.drawer-close:hover{background:rgba(47,224,196,.10);color:var(--teal-400)}
.drawer-nav{padding:18px 0;flex:1}
.drawer-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 4px;
  font-size:15px;
  color:#DCEEEA;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.drawer-nav a:hover,.drawer-nav a.is-active{color:var(--teal-400)}
.drawer-foot{padding-top:12px}
.drawer-mask{
  position:fixed;
  inset:0;
  z-index:150;
  background:rgba(3,10,14,.6);
  opacity:0;
  visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
}
.drawer-mask.is-on{opacity:1;visibility:visible}
body.no-scroll{overflow:hidden}

/* ---------- 分类 Hero ---------- */
.category-hero{
  position:relative;
  background:linear-gradient(180deg,#07151D,#061018);
  color:var(--text-light);
  padding:48px 0 56px;
  overflow:hidden;
}
.category-hero .hero-bg{
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  opacity:.34;
}
.category-hero .hero-veil{
  position:absolute;
  inset:0;
  background:
    radial-gradient(60% 90% at 12% 0%,rgba(47,224,196,.20),rgba(6,16,24,0) 60%),
    linear-gradient(180deg,rgba(6,16,24,.72),rgba(6,16,24,.94));
}
.category-hero .hero-grid-lines{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.6;
}
.category-hero .container{position:relative;z-index:2}
.crumbs{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-light-muted);
}
.crumbs a:hover{color:var(--teal-400)}
.crumbs .sep{opacity:.5}
.crumbs .current{color:#DCEEEA;max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-title{
  margin-top:18px;
  font-size:clamp(34px,4.4vw,52px);
  font-weight:800;
  line-height:1.15;
  letter-spacing:.01em;
}
.hero-title .accent{color:var(--teal-400)}
.hero-lead{
  margin-top:16px;
  max-width:900px;
  font-size:16px;
  line-height:1.9;
  color:rgba(230,242,239,.82);
}
.hero-tools{
  margin-top:28px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px;
}
.faq-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:min(560px,100%);
  padding:6px;
  border-radius:var(--r-md);
  background:rgba(10,30,38,.55);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.faq-search .search-ico{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  color:var(--teal-400);
  flex-shrink:0;
}
.faq-search input{
  flex:1;
  min-width:0;
  height:40px;
  background:transparent;
  border:0;
  outline:none;
  font-size:14px;
  color:#EAF6F3;
}
.faq-search input::placeholder{color:rgba(159,179,174,.9)}
.faq-search .btn{min-height:40px;padding:0 18px;font-size:14px;border-radius:8px}
.anchor-pills{
  margin-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.pill{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 18px;
  border-radius:var(--r-pill);
  font-size:13px;
  font-weight:500;
  color:var(--text-light);
  border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.04);
}
.pill:hover{
  border-color:var(--teal-400);
  background:rgba(47,224,196,.12);
  color:#BFF8EE;
  transform:translateY(-1px);
}

/* ---------- 查找路径 ---------- */
.path-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.path-card{
  position:relative;
  padding:28px;
  background:var(--white);
  border:1px solid #E3ECE8;
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.path-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,196,.35);
  box-shadow:var(--shadow-card-hover);
}
.path-num{
  font-family:var(--font-num);
  font-size:12px;
  letter-spacing:.14em;
  color:var(--teal-600);
}
.path-ico{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  margin:14px 0 16px;
  border-radius:12px;
  color:var(--teal-600);
  background:rgba(47,224,196,.12);
}
.path-card h3{
  font-size:20px;
  font-weight:600;
  line-height:1.4;
  margin-bottom:10px;
}
.path-card p{
  font-size:14px;
  line-height:1.85;
  color:var(--text-muted);
}

/* ---------- FAQ ---------- */
.faq-group + .faq-group{margin-top:40px}
.faq-group-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:18px;
}
.faq-group-head h2{
  font-size:22px;
  font-weight:700;
  line-height:1.4;
}
.faq-group-head .bar{
  width:4px;height:22px;
  border-radius:2px;
  background:linear-gradient(180deg,var(--teal-400),var(--teal-600));
}
.faq-group-head .count{
  font-family:var(--font-num);
  font-size:12px;
  color:var(--text-muted);
  padding:2px 10px;
  border-radius:var(--r-pill);
  background:rgba(11,27,32,.06);
}
.faq-list{
  max-width:900px;
  display:grid;
  gap:12px;
}
.faq-item{
  background:var(--white);
  border:1px solid var(--line-light);
  border-radius:var(--r-md);
  transition:border-color .18s ease,background-color .18s ease,box-shadow .18s ease;
  scroll-margin-top:96px;
}
.faq-item:hover{background:#F7FBF9;border-color:#CFE3DB}
.faq-item[open]{
  border-color:var(--teal-500);
  background:var(--white);
  box-shadow:0 10px 26px rgba(6,16,24,.06);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px;
  cursor:pointer;
  list-style:none;
  min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q{
  font-size:16px;
  font-weight:600;
  line-height:1.5;
  color:var(--text-dark);
}
.faq-icon{
  flex-shrink:0;
  width:20px;height:20px;
  color:var(--text-muted);
  transition:transform .2s ease,color .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--teal-500)}
.faq-a{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.9;
  color:var(--text-muted);
  margin-top:-2px;
}
.faq-a p + p{margin-top:10px}
.faq-empty{
  max-width:900px;
  margin-top:8px;
  padding:40px 24px;
  text-align:center;
  border:1px dashed #BFD6CE;
  border-radius:var(--r-lg);
  background:var(--white);
  color:var(--text-muted);
  font-size:14px;
}
.faq-empty svg{color:var(--teal-600);margin:0 auto 10px}

/* ---------- 联系支持 ---------- */
.contact-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.contact-card{
  padding:28px;
  background:var(--white);
  border:1px solid #E3ECE8;
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.contact-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,196,.35);
  box-shadow:var(--shadow-card-hover);
}
.contact-ico{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:12px;
  color:var(--teal-600);
  background:rgba(47,224,196,.12);
  margin-bottom:16px;
}
.contact-card h3{
  font-size:18px;
  font-weight:600;
  line-height:1.4;
  margin-bottom:8px;
}
.contact-card p{
  font-size:14px;
  line-height:1.85;
  color:var(--text-muted);
}
.contact-meta{
  margin-top:14px;
  padding-top:14px;
  border-top:1px dashed var(--line-light);
  font-size:13px;
  color:var(--text-dark);
}
.contact-meta span{color:var(--text-muted)}

/* ---------- CTA ---------- */
.cta-band-wrap{padding:0 0 var(--sec-y)}
.cta-band{
  position:relative;
  overflow:hidden;
  padding:48px;
  border-radius:var(--r-xl);
  color:var(--text-light);
  background:
    radial-gradient(70% 120% at 8% 0%,rgba(47,224,196,.22),rgba(6,16,24,0) 62%),
    linear-gradient(135deg,#0A1B24,#061018);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow-dark);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-60px;bottom:-80px;
  width:280px;height:280px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,224,196,.20),rgba(47,224,196,0) 70%);
  pointer-events:none;
}
.cta-band > div{position:relative;z-index:2}
.cta-band h2{
  font-size:clamp(22px,2.6vw,28px);
  font-weight:700;
  line-height:1.3;
}
.cta-band p{
  margin-top:10px;
  font-size:15px;
  line-height:1.8;
  color:rgba(230,242,239,.78);
  max-width:560px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  flex-shrink:0;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-900);
  color:var(--text-light);
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(47,224,196,.6),rgba(255,122,89,.45),rgba(47,224,196,0)) 1;
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(circle at 8px 8px,rgba(47,224,196,.06) 1.4px,transparent 1.5px);
  background-size:22px 22px;
  opacity:.6;
  pointer-events:none;
}
.footer-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
  padding:64px 0 32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;color:var(--teal-400)}
.footer-brand .brand-text{display:flex;flex-direction:column;line-height:1.15}
.footer-desc{
  margin-top:16px;
  font-size:13px;
  line-height:1.9;
  color:var(--text-light-muted);
  max-width:340px;
}
.footer-meta{
  margin-top:12px;
  font-size:12px;
  color:rgba(159,179,174,.75);
}
.footer-title{
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
  color:#CBE7E0;
  margin-bottom:14px;
}
.footer-col ul li{
  font-size:13px;
  color:var(--text-light-muted);
  line-height:1.9;
}
.footer-col ul li + li{margin-top:8px}
.footer-col ul a:hover{color:var(--teal-400)}
.footer-bottom{
  position:relative;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:12px;
  color:rgba(159,179,174,.85);
}
.footer-bottom a:hover{color:var(--teal-400)}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  :root{--container:1160px}
}
@media (max-width:1199px){
  :root{--container:100%}
  .container{padding:0 32px}
  .primary-nav{margin-left:0}
  .nav-link{padding:10px 10px;font-size:13.5px}
}
@media (max-width:1023px){
  :root{--sec-y:72px}
  .primary-nav{display:none}
  .menu-toggle{display:inline-flex}
  .header-inner{height:64px;gap:16px}
  .brand-main{font-size:18px}
  .path-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 24px}
}
@media (max-width:767px){
  :root{--sec-y:56px}
  .container{padding:0 20px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .category-hero{padding:36px 0 44px}
  .hero-lead{font-size:15px}
  .hero-tools{flex-direction:column;align-items:stretch}
  .faq-search{width:100%}
  .path-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .faq-item summary{padding:16px 18px}
  .faq-a{padding:0 18px 18px;font-size:14px}
  .cta-band{padding:28px;border-radius:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:559px){
  :root{--sec-y:48px}
  .container{padding:0 16px}
  .hero-title{font-size:30px}
  .hero-title .accent{display:inline}
  .pill{font-size:12.5px;padding:0 14px}
  .header-actions .btn-sm{padding:0 12px;font-size:13px}
  .brand-sub{font-size:9px;letter-spacing:.14em}
  .faq-group-head h2{font-size:19px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}