/* roulang page: index */
:root{
  --bg:#070C18;
  --bg-alt:#0B1224;
  --bg-soft:#0E1730;
  --glow-1:#2FD8FF;
  --glow-2:#3B82F6;
  --amber:#FFB03A;
  --amber-2:#FF9F1C;
  --text:#EAF1FF;
  --text-2:#9FB0CC;
  --text-3:#6C7C99;
  --line:rgba(255,255,255,.10);
  --glass-line:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.04);
  --ok:#38D39F;
  --warn:#FF7A6B;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --pill:999px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --container:1200px;
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",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:1.85;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(760px 420px at 12% -6%,rgba(47,216,255,.14),transparent 62%),
    radial-gradient(680px 420px at 92% 4%,rgba(59,130,246,.16),transparent 60%),
    linear-gradient(180deg,#070C18 0%,#080E1C 40%,#070C18 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 22%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 22%,#000 0%,transparent 78%);
}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:var(--glow-1);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:#7BE7FF;}
h1,h2,h3,h4{margin:0;color:var(--text);font-family:var(--font);letter-spacing:-.3px;line-height:1.25;}
h1{font-size:48px;font-weight:700;}
h2{font-size:34px;font-weight:700;}
h3{font-size:22px;font-weight:600;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--glow-1);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(47,216,255,.3);color:#fff;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:2;}
.site-header,.site-main,.site-footer{position:relative;z-index:2;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,12,24,.35);
  border-bottom:1px solid transparent;
  transition:background .28s ease,border-color .28s ease,backdrop-filter .28s ease;
}
.site-header.scrolled{
  background:rgba(8,13,26,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  min-height:72px;
  gap:18px;
}
.nav-side{display:flex;align-items:center;gap:26px;}
.nav-left{justify-self:start;}
.nav-right{justify-self:end;}
.nav-link{
  position:relative;
  padding:8px 2px;
  font-size:15px;
  font-weight:500;
  color:var(--text-2);
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2));
  transform:scaleX(0);
  transform-origin:center;
  transition:transform .22s ease;
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--text);}
.nav-link.active::after{transform:scaleX(1);}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  padding:6px 10px;
  color:var(--text);
}
.brand:hover{color:#fff;}
.brand-mark{
  width:22px;height:22px;
  display:inline-block;
  border-radius:6px 2px 6px 2px;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 18px rgba(47,216,255,.5);
  transform:rotate(45deg);
}
.brand-text{
  font-size:20px;
  font-weight:700;
  letter-spacing:.5px;
  text-shadow:0 0 22px rgba(47,216,255,.35);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.3px;
  cursor:pointer;
  text-align:center;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn i{font-size:14px;}
.btn-primary{
  background:linear-gradient(120deg,var(--glow-1),var(--glow-2));
  color:#04101F;
  box-shadow:0 8px 24px rgba(47,216,255,.35);
}
.btn-primary:hover{color:#04101F;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(47,216,255,.35),0 14px 38px rgba(47,216,255,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(47,216,255,.32);}
.btn-amber{
  background:linear-gradient(120deg,#FFC86A,var(--amber-2));
  color:#1A1200;
  box-shadow:0 8px 26px rgba(255,176,58,.34);
}
.btn-amber:hover{color:#1A1200;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,176,58,.5),0 14px 34px rgba(255,176,58,.42);}
.btn-ghost{
  background:rgba(255,255,255,.035);
  border-color:var(--glass-line);
  color:var(--text);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.btn-ghost:hover{color:var(--text);background:rgba(47,216,255,.1);border-color:rgba(47,216,255,.5);transform:translateY(-2px);}
.btn-nav{min-height:42px;padding:0 20px;font-size:14px;}
.menu-toggle{
  display:none;
  justify-self:end;
  width:46px;height:46px;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid var(--glass-line);
  border-radius:12px;
  color:var(--text);
  font-size:18px;
  cursor:pointer;
}
.mobile-drawer{
  position:fixed;
  inset:72px 0 0 0;
  z-index:55;
  background:rgba(7,12,24,.97);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  padding:28px 24px 40px;
  overflow-y:auto;
  transform:translateY(-12px);
  opacity:0;
  visibility:hidden;
  transition:opacity .24s ease,transform .24s ease,visibility .24s ease;
}
.drawer-open .mobile-drawer{opacity:1;visibility:visible;transform:translateY(0);}
.mobile-drawer a{
  display:block;
  padding:16px 4px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:hover{color:var(--glow-1);}
.mobile-drawer .btn{display:flex;margin-top:24px;width:100%;color:#1A1200;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:96px 0 104px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(115deg,rgba(7,12,24,.94) 0%,rgba(7,12,24,.78) 46%,rgba(7,12,24,.92) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.92;
}
.hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(620px 340px at 18% 30%,rgba(47,216,255,.2),transparent 66%);
}
.hero-inner{
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:56px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:var(--pill);
  border:1px solid rgba(47,216,255,.35);
  background:rgba(47,216,255,.08);
  color:#9BE7FF;
  font-size:13px;
  font-weight:600;
  letter-spacing:.5px;
  margin-bottom:22px;
}
.hero h1{margin-bottom:20px;}
.hero-sub{
  font-size:18px;
  color:var(--text-2);
  max-width:520px;
  margin-bottom:30px;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-bottom:34px;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:18px 0;
}
.stat{
  flex:1 1 0;
  min-width:120px;
  padding:0 20px;
  border-left:1px solid var(--line);
}
.stat:first-child{border-left:none;padding-left:0;}
.stat-num{
  display:block;
  font-size:26px;
  font-weight:700;
  color:var(--glow-1);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.5px;
  line-height:1.3;
}
.stat-num.is-amber{color:var(--amber);}
.stat-label{font-size:13px;color:var(--text-3);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;
  border-radius:var(--radius-lg);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow);
}
.hero-float{
  position:absolute;
  left:-22px;
  bottom:26px;
  padding:14px 18px;
  border-radius:var(--radius-md);
  background:rgba(11,18,36,.86);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow);
  max-width:230px;
}
.hero-float strong{display:block;font-size:15px;color:var(--text);}
.hero-float span{font-size:13px;color:var(--text-3);}

/* ---------- Sections ---------- */
.section{padding:110px 0;}
.section-alt{background:linear-gradient(180deg,rgba(14,23,48,.65),rgba(7,12,24,0));}
.section-head{max-width:720px;margin-bottom:52px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  letter-spacing:2px;
  color:var(--glow-1);
  text-transform:uppercase;
  margin-bottom:14px;
}
.section-head p{margin-top:16px;color:var(--text-2);font-size:16px;}
.section-head h2{margin-top:0;}

.card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 12px 34px rgba(0,0,0,.28);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,216,255,.4);
  box-shadow:0 0 0 1px rgba(47,216,255,.3),0 14px 44px rgba(47,216,255,.18);
}

/* ---------- Highlights ---------- */
.highlight-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.highlight-card{padding:28px 24px;}
.highlight-icon{
  width:46px;height:46px;
  display:flex;align-items:center;justify-content:center;
  border-radius:13px;
  background:linear-gradient(135deg,rgba(47,216,255,.22),rgba(59,130,246,.16));
  border:1px solid rgba(47,216,255,.3);
  color:var(--glow-1);
  font-size:18px;
  margin-bottom:18px;
}
.highlight-card h3{font-size:18px;margin-bottom:10px;}
.highlight-card p{color:var(--text-2);font-size:14.5px;}

/* ---------- Timeline ---------- */
.timeline{max-width:940px;margin:0 auto;}
.tl-item{
  display:grid;
  grid-template-columns:110px 30px 1fr;
  align-items:start;
  padding-bottom:20px;
}
.tl-time{
  text-align:right;
  padding:16px 0 0;
  font-size:15px;
  font-weight:700;
  color:var(--glow-1);
  font-variant-numeric:tabular-nums;
}
.tl-rail{position:relative;display:flex;justify-content:center;align-self:stretch;}
.tl-rail::before{
  content:"";
  position:absolute;
  top:24px;bottom:-20px;left:50%;
  width:1px;
  transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(47,216,255,.55),rgba(47,216,255,.05));
}
.tl-item:last-child .tl-rail::before{display:none;}
.tl-dot{
  width:12px;height:12px;
  margin-top:20px;
  border-radius:50%;
  background:var(--glow-1);
  box-shadow:0 0 0 4px rgba(47,216,255,.14),0 0 16px rgba(47,216,255,.85);
  position:relative;
  z-index:1;
}
.tl-card{
  padding:18px 24px;
  border-radius:var(--radius-md);
  background:var(--glass);
  border:1px solid var(--glass-line);
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.tl-card:hover{
  transform:translateX(4px);
  border-color:rgba(47,216,255,.42);
  box-shadow:0 0 0 1px rgba(47,216,255,.22),0 12px 30px rgba(47,216,255,.14);
}
.tl-card h3{font-size:18px;margin-bottom:6px;}
.tl-card p{color:var(--text-2);font-size:14.5px;}
.tl-tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- Badges ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:var(--pill);
  font-size:12px;
  font-weight:600;
  letter-spacing:.5px;
  background:rgba(47,216,255,.1);
  border:1px solid rgba(47,216,255,.28);
  color:#9BE7FF;
  white-space:nowrap;
}
.badge-amber{background:rgba(255,176,58,.12);border-color:rgba(255,176,58,.36);color:#FFD08A;}

/* ---------- Speakers ---------- */
.speaker-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.speaker-card{overflow:hidden;padding:0;}
.speaker-photo{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
}
.speaker-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.speaker-card:hover .speaker-photo img{transform:scale(1.05);}
.speaker-photo::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,12,24,0) 40%,rgba(7,12,24,.82) 100%);
}
.speaker-body{padding:20px 22px 24px;}
.speaker-body h3{font-size:18px;margin-bottom:6px;}
.speaker-role{font-size:13.5px;color:var(--text-3);margin-bottom:12px;}
.speaker-topic{font-size:14.5px;color:var(--text-2);}

/* ---------- Tickets ---------- */
.ticket-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
  align-items:stretch;
}
.ticket-card{
  position:relative;
  padding:32px 28px;
  display:flex;
  flex-direction:column;
}
.ticket-card.featured{
  border-color:rgba(255,176,58,.5);
  box-shadow:0 0 0 1px rgba(255,176,58,.28),0 22px 54px rgba(255,176,58,.16);
  background:linear-gradient(180deg,rgba(255,176,58,.07),rgba(255,255,255,.03));
}
.ticket-flag{
  position:absolute;
  top:-13px;
  left:28px;
  padding:4px 14px;
  border-radius:var(--pill);
  background:linear-gradient(120deg,#FFC86A,var(--amber-2));
  color:#1A1200;
  font-size:12px;
  font-weight:700;
  letter-spacing:.6px;
  box-shadow:0 6px 18px rgba(255,176,58,.4);
}
.ticket-name{font-size:20px;font-weight:700;margin-bottom:6px;}
.ticket-desc{font-size:14px;color:var(--text-3);margin-bottom:20px;}
.ticket-price{
  display:flex;
  align-items:baseline;
  gap:6px;
  padding-bottom:20px;
  margin-bottom:20px;
  border-bottom:1px solid var(--line);
}
.ticket-price strong{
  font-size:38px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  letter-spacing:-1px;
  color:var(--text);
  line-height:1.1;
}
.ticket-card.featured .ticket-price strong{color:var(--amber);}
.ticket-price span{font-size:14px;color:var(--text-3);}
.ticket-list{flex:1;margin-bottom:26px;display:grid;gap:12px;}
.ticket-list li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.7;
}
.ticket-list li i{color:var(--glow-1);font-size:13px;margin-top:6px;}
.ticket-card.featured .ticket-list li i{color:var(--amber);}
.ticket-card .btn{width:100%;}

/* ---------- Signup / CTA ---------- */
.signup{
  position:relative;
  padding:96px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(120deg,rgba(7,12,24,.95),rgba(11,18,36,.9)),
    url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
}
.signup-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.signup-copy h2{margin-bottom:18px;}
.signup-copy p{color:var(--text-2);margin-bottom:24px;}
.signup-points{display:grid;gap:12px;}
.signup-points li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.signup-points li i{color:var(--amber);margin-top:7px;font-size:13px;}
.signup-form{
  padding:32px;
  border-radius:var(--radius-lg);
  background:rgba(11,18,36,.78);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;color:var(--text-3);margin-bottom:8px;letter-spacing:.4px;}
.field input,.field select{
  width:100%;
  min-height:48px;
  padding:0 16px;
  border-radius:var(--radius-sm);
  background:rgba(7,12,24,.7);
  border:1px solid var(--glass-line);
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#9FB0CC 50%),linear-gradient(135deg,#9FB0CC 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field input::placeholder{color:#5C6C88;}
.field input:focus,.field select:focus{
  outline:none;
  border-color:rgba(47,216,255,.65);
  box-shadow:0 0 0 3px rgba(47,216,255,.16);
}
.signup-form .btn{width:100%;margin-top:8px;}
.form-tip{
  display:none;
  margin-top:14px;
  padding:12px 16px;
  border-radius:var(--radius-sm);
  background:rgba(56,211,159,.1);
  border:1px solid rgba(56,211,159,.35);
  color:#8FE9C6;
  font-size:14px;
}
.form-tip.show{display:block;}
.form-note{margin-top:14px;font-size:13px;color:var(--text-3);}

/* ---------- News / CMS ---------- */
.news-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.news-card{
  display:flex;
  flex-direction:column;
  overflow:hidden;
  color:var(--text);
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{
  color:var(--text);
  transform:translateY(-4px);
  border-color:rgba(47,216,255,.4);
  box-shadow:0 0 0 1px rgba(47,216,255,.28),0 14px 44px rgba(47,216,255,.16);
}
.news-thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  background:linear-gradient(135deg,rgba(47,216,255,.16),rgba(59,130,246,.1));
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-title{
  font-size:18px;
  font-weight:600;
  line-height:1.55;
  margin-bottom:12px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-excerpt{
  color:var(--text-2);
  font-size:14.5px;
  margin-bottom:18px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  flex:1;
}
.news-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:16px;
  border-top:1px solid var(--line);
}
.news-date{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.empty-state{
  grid-column:1 / -1;
  padding:56px 24px;
  text-align:center;
  border:1px dashed var(--glass-line);
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.02);
  color:var(--text-3);
}
.empty-state i{display:block;font-size:26px;color:rgba(47,216,255,.5);margin-bottom:14px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  border:1px solid var(--glass-line);
  border-radius:var(--radius-md);
  background:var(--glass);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.faq-item:hover{border-color:rgba(47,216,255,.3);}
.faq-item.open{
  border-color:rgba(47,216,255,.5);
  background:rgba(47,216,255,.05);
  box-shadow:0 0 0 1px rgba(47,216,255,.18),0 12px 34px rgba(47,216,255,.12);
}
.faq-q{
  width:100%;
  min-height:60px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 22px;
  background:none;
  border:none;
  color:var(--text);
  font-size:16px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--glass-line);
  color:var(--text-2);
  font-size:12px;
  transition:transform .25s ease,color .25s ease,border-color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(135deg);color:var(--glow-1);border-color:rgba(47,216,255,.5);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-item.open .faq-a{max-height:340px;}
.faq-a p{padding:0 22px 22px;color:var(--text-2);font-size:15px;}

/* ---------- Footer ---------- */
.site-footer{
  background:#05090F;
  border-top:1px solid var(--line);
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:44px;
  padding-bottom:52px;
}
.footer-brand .brand{margin-bottom:18px;padding:0;}
.footer-brand p{color:var(--text-3);font-size:14.5px;max-width:320px;}
.footer-title{font-size:14px;font-weight:700;letter-spacing:1px;color:var(--text);margin-bottom:18px;}
.footer-links{display:grid;gap:12px;}
.footer-links a{font-size:14.5px;color:var(--text-3);}
.footer-links a:hover{color:var(--glow-1);}
.footer-links li{line-height:1.6;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--glow-1);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  h1{font-size:38px;}
  h2{font-size:29px;}
  .nav-side{gap:18px;}
  .nav-link{font-size:14px;}
  .hero{padding:76px 0 84px;}
  .hero-inner{grid-template-columns:1fr;gap:44px;}
  .hero-visual{order:-1;}
  .hero-float{left:16px;bottom:-18px;}
  .section{padding:84px 0;}
  .highlight-grid{grid-template-columns:repeat(2,1fr);}
  .speaker-grid{grid-template-columns:repeat(2,1fr);}
  .ticket-grid{grid-template-columns:1fr;gap:22px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .signup-grid{grid-template-columns:1fr;gap:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:860px){
  .nav-side,.nav-right .btn-nav{display:none;}
  .nav-wrap{grid-template-columns:1fr auto 1fr;}
  .menu-toggle{display:inline-flex;}
  .nav-left{display:none;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  h1{font-size:32px;}
  h2{font-size:26px;}
  h3{font-size:20px;}
  body{font-size:15px;}
  .hero{padding:56px 0 72px;}
  .hero-sub{font-size:16px;}
  .hero-stats{flex-wrap:wrap;gap:14px 0;}
  .stat{flex:1 1 46%;min-width:0;padding:0 14px;}
  .stat:nth-child(odd){border-left:none;padding-left:0;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:36px;}
  .highlight-grid{grid-template-columns:1fr;}
  .speaker-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:78px 22px 1fr;}
  .tl-time{font-size:14px;padding-right:10px;}
  .tl-card{padding:16px 18px;}
  .signup{padding:64px 0;}
  .signup-form{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .ticket-card{padding:26px 22px;}
}
@media (max-width:520px){
  h1{font-size:28px;letter-spacing:-.3px;}
  .hero-tag{font-size:12px;}
  .stat-num{font-size:22px;}
  .tl-item{grid-template-columns:66px 18px 1fr;}
  .tl-time{font-size:13px;}
  .tl-card h3{font-size:16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --bg:#070C18;
  --bg-2:#0B1224;
  --bg-3:#0E1730;
  --glow-1:#2FD8FF;
  --glow-2:#3B82F6;
  --amber:#FFB03A;
  --text:#EAF1FF;
  --muted:#9FB0CC;
  --weak:#6C7C99;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.04);
  --glass-line:rgba(255,255,255,.16);
  --ok:#38D39F;
  --warn:#FF7A6B;
  --r-lg:18px;
  --r-md:12px;
  --r-pill:999px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ---------- 基础 ---------- */
*,*::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:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(900px 620px at 10% -12%, rgba(47,216,255,.16), transparent 65%),
    radial-gradient(820px 520px at 92% -4%, rgba(59,130,246,.15), transparent 62%),
    radial-gradient(720px 520px at 50% 108%, rgba(255,176,58,.07), transparent 70%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 60% at 50% 20%, #000 0%, transparent 100%);
  -webkit-mask-image:radial-gradient(70% 60% at 50% 20%, #000 0%, transparent 100%);
}
img{max-width:100%;display:block;height:auto}
a{color:var(--glow-1);text-decoration:none;transition:color .18s ease,border-color .18s ease,background-color .18s ease,box-shadow .18s ease,opacity .18s ease}
a:hover{color:#8CEAFF}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--glow-1);
  outline-offset:3px;
  border-radius:6px;
}
h1,h2,h3,h4{margin:0;font-family:var(--font);color:var(--text);letter-spacing:-.4px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
  position:relative;
  z-index:1;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  line-height:1;
  text-align:center;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(0) scale(.99)}
.btn-glow{
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  color:#04121F;
  box-shadow:0 8px 24px rgba(47,216,255,.35);
}
.btn-glow:hover{
  color:#04121F;
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(47,216,255,.5),0 14px 34px rgba(47,216,255,.42);
}
.btn-amber{
  background:linear-gradient(135deg,#FFC96B,var(--amber));
  color:#25190A;
  box-shadow:0 8px 24px rgba(255,176,58,.32);
}
.btn-amber:hover{
  color:#25190A;
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,176,58,.45),0 14px 34px rgba(255,176,58,.42);
}
.btn-ghost{
  background:var(--glass);
  border-color:var(--glass-line);
  color:var(--text);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{
  color:var(--text);
  background:rgba(47,216,255,.12);
  border-color:rgba(47,216,255,.5);
  transform:translateY(-2px);
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,12,24,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(6,10,20,.94);
  box-shadow:0 14px 40px rgba(0,0,0,.5);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  height:72px;
}
.nav-side{display:flex;align-items:center;gap:6px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 14px;
  font-size:15px;
  color:var(--muted);
  border-radius:var(--r-pill);
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(47,216,255,.08)}
.nav-link.active{color:var(--text)}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:6px;
  transform:translateX(-50%);
  width:18px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 12px rgba(47,216,255,.7);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
  color:var(--text);
}
.brand:hover{color:var(--text)}
.brand-mark{
  width:22px;
  height:22px;
  border-radius:6px;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 18px rgba(47,216,255,.55);
  clip-path:polygon(20% 0,100% 0,80% 100%,0 100%);
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.6px}
.nav-toggle{
  display:none;
  width:46px;
  height:46px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--glass-line);
  background:var(--glass);
  border-radius:var(--r-md);
  color:var(--text);
  order:-1;
}
.nav-toggle i{font-size:17px}
.scroll-progress{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:transparent;overflow:hidden}
.scroll-progress span{
  display:block;
  height:100%;
  width:0;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2),var(--amber));
  box-shadow:0 0 12px rgba(47,216,255,.65);
  transition:width .1s linear;
}
.mobile-drawer{
  position:fixed;
  top:72px;
  left:0;
  right:0;
  bottom:0;
  z-index:55;
  padding:22px 20px 40px;
  background:rgba(6,10,20,.98);
  backdrop-filter:blur(16px);
  border-top:1px solid var(--line);
  overflow-y:auto;
  opacity:0;
  visibility:hidden;
  transform:translateY(-12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:none}
.mobile-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:56px;
  padding:0 16px;
  margin-bottom:10px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--glass);
  color:var(--text);
  font-size:16px;
}
.mobile-link:hover{color:#8CEAFF;border-color:rgba(47,216,255,.45);background:rgba(47,216,255,.1)}
.mobile-drawer .btn{width:100%;margin-top:14px}

/* ---------- 面包屑 & 文章头 ---------- */
.article-hero{
  position:relative;
  padding:52px 0 30px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.article-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.2;
}
.article-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,12,24,.5) 0%,rgba(7,12,24,.94) 100%);
}
.article-hero .container{position:relative;z-index:1}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:13.5px;
  color:var(--weak);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--glow-1)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .current{color:var(--weak);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  letter-spacing:.5px;
  color:#9BE9FF;
  border:1px solid rgba(47,216,255,.35);
  background:rgba(47,216,255,.1);
}
.article-head h1{
  font-size:40px;
  line-height:1.3;
  font-weight:700;
  letter-spacing:-.5px;
  margin:16px 0 20px;
  max-width:920px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 24px;
  font-size:14px;
  color:var(--weak);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--glow-1);font-size:13px}
.article-meta .meta-strong{color:var(--text);font-weight:600}

/* ---------- 正文 ---------- */
.article-shell{padding:56px 0 0;position:relative;z-index:1}
.article-body{
  max-width:820px;
  margin:0 auto;
  font-size:16.5px;
  line-height:1.92;
  color:#DAE4F7;
  word-wrap:break-word;
}
.article-body > * + *{margin-top:20px}
.article-body h2{
  font-size:26px;
  line-height:1.45;
  margin-top:46px;
  padding-left:16px;
  position:relative;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:7px;
  bottom:7px;
  width:3px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 14px rgba(47,216,255,.6);
}
.article-body h3{font-size:20px;line-height:1.5;margin-top:32px;color:#F2F7FF}
.article-body h4{font-size:17px;margin-top:24px;color:#F2F7FF}
.article-body p{margin:0}
.article-body a{color:var(--glow-1);border-bottom:1px solid rgba(47,216,255,.4)}
.article-body a:hover{border-bottom-color:var(--glow-1)}
.article-body strong{color:#FFFFFF}
.article-body ul,.article-body ol{padding-left:22px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:8px 0}
.article-body li::marker{color:var(--glow-1)}
.article-body img{
  max-width:100%;
  margin:26px auto;
  border-radius:var(--r-md);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow);
}
.article-body blockquote{
  margin:28px 0;
  padding:18px 24px;
  border-left:3px solid var(--glow-1);
  border-radius:0 var(--r-md) var(--r-md) 0;
  background:linear-gradient(90deg,rgba(47,216,255,.13),rgba(47,216,255,0));
  color:#C7D7F2;
}
.article-body blockquote p{margin:0}
.article-body pre{
  margin:26px 0;
  padding:18px 20px;
  background:#050B17;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:auto;
  font-size:14px;
  line-height:1.7;
  color:#C9F5FF;
}
.article-body code{
  font-family:var(--mono);
  font-size:.92em;
  padding:2px 6px;
  border-radius:6px;
  background:rgba(47,216,255,.12);
  color:#9BE9FF;
}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}
.article-body th{color:#FFFFFF;background:rgba(255,255,255,.05);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}

.article-foot{
  max-width:820px;
  margin:44px auto 0;
  padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  flex-wrap:wrap;
}
.tag-list{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tag-list .label{font-size:13px;color:var(--weak);margin-right:2px}
.tag{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:0 14px;
  border-radius:var(--r-pill);
  font-size:13px;
  color:var(--muted);
  border:1px solid var(--line);
  background:var(--glass);
}
.tag:hover{color:#9BE9FF;border-color:rgba(47,216,255,.5);background:rgba(47,216,255,.1)}
.share{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--weak)}
.share-btn{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--glass);
  color:var(--muted);
}
.share-btn:hover{
  color:var(--glow-1);
  border-color:rgba(47,216,255,.5);
  transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(47,216,255,.2);
}
.empty-state{
  max-width:820px;
  margin:0 auto;
  text-align:center;
  padding:72px 26px;
  border:1px dashed rgba(255,255,255,.22);
  border-radius:var(--r-lg);
  background:var(--glass);
  backdrop-filter:blur(12px);
}
.empty-state i{font-size:34px;color:var(--glow-1);margin-bottom:18px}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px}
.article-back{
  max-width:820px;
  margin:34px auto 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  color:var(--weak);
  font-size:14px;
}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:14.5px}
.link-arrow:hover{color:var(--glow-1)}
.link-arrow i{font-size:12px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;position:relative;z-index:1}
.section-tight{padding:64px 0}
.section-head{max-width:720px;margin-bottom:38px}
.section-head .eyebrow{font-size:13px;letter-spacing:1.6px;color:var(--glow-1);margin-bottom:12px;font-weight:600}
.section-head h2{font-size:34px;line-height:1.35;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:15.5px}

/* ---------- 卡片 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.card{
  display:flex;
  flex-direction:column;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-lg);
  overflow:hidden;
  backdrop-filter:blur(14px);
  box-shadow:0 18px 50px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,216,255,.45);
  box-shadow:0 0 0 1px rgba(47,216,255,.32),0 16px 44px rgba(47,216,255,.18);
}
.card-thumb{aspect-ratio:16/10;overflow:hidden;background:#0A1120}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card-thumb img{transform:scale(1.05)}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-title{font-size:18px;font-weight:600;line-height:1.55}
.card:hover .card-title{color:#9BE9FF}
.card-text{
  font-size:14.5px;
  line-height:1.8;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--weak);
}
.badge-sm{
  display:inline-flex;
  align-items:center;
  font-size:12px;
  padding:4px 10px;
  border-radius:var(--r-pill);
  color:#9BE9FF;
  background:rgba(47,216,255,.1);
  border:1px solid rgba(47,216,255,.28);
}

/* ---------- 报名 CTA ---------- */
.cta-band{padding:0 0 96px;position:relative;z-index:1}
.cta-inner{
  display:grid;
  grid-template-columns:1.45fr 1fr;
  align-items:center;
  gap:32px;
  padding:44px 40px;
  border-radius:var(--r-lg);
  border:1px solid var(--glass-line);
  background:
    radial-gradient(620px 320px at 10% 15%, rgba(47,216,255,.2), transparent 70%),
    radial-gradient(520px 300px at 96% 90%, rgba(255,176,58,.14), transparent 70%),
    linear-gradient(135deg,rgba(14,23,48,.92),rgba(7,12,24,.94));
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px);
}
.cta-inner .eyebrow{font-size:13px;letter-spacing:1.6px;color:var(--amber);font-weight:600;margin-bottom:12px}
.cta-inner h2{font-size:30px;line-height:1.4;margin-bottom:12px}
.cta-inner p{color:var(--muted);font-size:15px;max-width:620px}
.cta-actions{display:flex;gap:14px;justify-content:flex-end;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:1;
  padding:72px 0 28px;
  background:#050912;
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:14.5px;line-height:1.85;margin-top:16px;max-width:330px}
.footer-title{font-size:13px;letter-spacing:1px;color:var(--weak);margin-bottom:16px;font-weight:600}
.footer-links li{margin-bottom:11px}
.footer-links a{color:var(--muted);font-size:14.5px;border-bottom:1px solid transparent}
.footer-links a:hover{color:var(--glow-1);border-bottom-color:rgba(47,216,255,.5)}
.footer-bottom{
  margin-top:50px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  color:var(--weak);
  font-size:13.5px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .container{padding:0 24px}
  .nav-side{display:none}
  .header-inner{display:flex;justify-content:space-between;position:relative;height:68px}
  .nav-toggle{display:inline-flex}
  .brand{position:absolute;left:50%;transform:translateX(-50%)}
  .mobile-drawer{top:68px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1 / -1}
  .section{padding:72px 0}
  .cta-inner{grid-template-columns:1fr;padding:36px 28px}
  .cta-actions{justify-content:flex-start}
  .article-head h1{font-size:32px}
  .section-head h2{font-size:28px}
  .cta-inner h2{font-size:24px}
}
@media (max-width:767px){
  body{font-size:15.5px}
  .container{padding:0 20px}
  .section{padding:64px 0}
  .section-tight{padding:48px 0}
  .article-hero{padding:38px 0 24px}
  .article-head h1{font-size:26px;line-height:1.4;margin:14px 0 16px}
  .breadcrumb{font-size:12.5px;margin-bottom:16px}
  .breadcrumb .current{max-width:150px}
  .article-shell{padding:40px 0 0}
  .article-body{font-size:16px;line-height:1.9}
  .article-body h2{font-size:21px;margin-top:36px}
  .article-body h3{font-size:18px}
  .card-grid{grid-template-columns:1fr;gap:20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;font-size:12.5px}
  .cta-band{padding:0 0 64px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .section-head h2{font-size:23px}
  .cta-inner h2{font-size:21px}
  .article-foot{flex-direction:column;align-items:flex-start}
  .btn{width:auto}
}
@media (max-width:520px){
  .article-head h1{font-size:23px}
  .article-meta{font-size:13px;gap:8px 16px}
  .article-body blockquote{padding:16px 18px}
  .article-body pre{padding:14px;font-size:13px}
  .empty-state{padding:52px 18px}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --bg:#070C18;
  --bg-2:#0B1224;
  --bg-3:#0E1730;
  --glow-1:#2FD8FF;
  --glow-2:#3B82F6;
  --amber:#FFB03A;
  --amber-soft:#FFD08A;
  --text:#EAF1FF;
  --text-2:#9FB0CC;
  --text-3:#6C7C99;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.04);
  --glass-2:rgba(255,255,255,.06);
  --success:#38D39F;
  --warn:#FF7A6B;
  --radius-lg:18px;
  --radius-md:12px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --shadow-glow:0 0 0 1px rgba(47,216,255,.35),0 12px 40px rgba(47,216,255,.18);
  --font:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --container:1200px;
  --nav-h:72px;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--glow-1);text-decoration:none;transition:color .18s ease,opacity .18s ease,background .18s ease,border-color .18s ease}
a:hover{color:#7FE7FF}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--glow-1);outline-offset:3px;border-radius:6px}
::selection{background:rgba(47,216,255,.32);color:#fff}

/* ============ 容器与栅格覆盖 ============ */
.grid-container,.container{
  width:100%;
  max-width:var(--container);
  margin-left:auto;
  margin-right:auto;
  padding-left:32px;
  padding-right:32px;
}
.grid-x.grid-margin-x{margin-left:-14px;margin-right:-14px}
.grid-x.grid-margin-x>.cell{padding-left:14px;padding-right:14px}
.cell{min-width:0}

/* ============ 通用排版 ============ */
.section{padding:96px 0;position:relative}
.section--tight{padding:72px 0}
.section--alt{background:var(--bg-2)}
.section--deep{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-3) 100%)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head h2{font-size:34px;line-height:1.28;font-weight:700;letter-spacing:-.5px;color:var(--text)}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:1.4px;font-weight:600;
  color:var(--glow-1);text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--glow-1),transparent)}
.text-2{color:var(--text-2)}
.mt-0{margin-top:0}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:linear-gradient(120deg,var(--amber) 0%,var(--amber-soft) 100%);
  color:#1B1200;
  box-shadow:0 8px 24px rgba(255,176,58,.32);
}
.btn-primary:hover{color:#1B1200;transform:translateY(-2px);box-shadow:0 14px 36px rgba(255,176,58,.46)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(255,176,58,.3)}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:var(--line-strong);
  color:var(--text);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{color:var(--text);border-color:rgba(47,216,255,.55);background:rgba(47,216,255,.10);transform:translateY(-2px)}
.btn-glow{
  background:linear-gradient(120deg,var(--glow-1) 0%,var(--glow-2) 100%);
  color:#04121F;
  box-shadow:0 8px 24px rgba(47,216,255,.35);
}
.btn-glow:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 14px 40px rgba(47,216,255,.5)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px}
.btn:focus-visible{outline:2px solid var(--glow-1);outline-offset:3px}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;letter-spacing:.5px;
  background:rgba(47,216,255,.12);color:var(--glow-1);
  border:1px solid rgba(47,216,255,.28);
}
.badge-amber{background:rgba(255,176,58,.14);color:var(--amber);border-color:rgba(255,176,58,.32)}
.badge-plain{background:rgba(255,255,255,.05);color:var(--text-2);border-color:var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .3s ease,backdrop-filter .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,12,24,.82);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
  box-shadow:0 12px 40px rgba(0,0,0,.4);
}
.nav-wrap{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  height:var(--nav-h);gap:16px;
}
.nav-side{display:flex;align-items:center;gap:4px;flex:1 1 0;min-width:0}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:40px;
  padding:0 14px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:500;color:var(--text-2);white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{color:var(--text);font-weight:600}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 12px rgba(47,216,255,.85);
}
.brand{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 10px;border-radius:var(--radius-md);
}
.brand-mark{
  width:22px;height:22px;flex:0 0 22px;
  background:linear-gradient(135deg,var(--glow-1) 0%,var(--glow-2) 100%);
  clip-path:polygon(0 0,68% 0,100% 32%,100% 100%,32% 100%,0 68%);
  box-shadow:0 0 18px rgba(47,216,255,.6);
}
.brand-text{font-size:20px;font-weight:700;letter-spacing:.5px;color:var(--text)}
.brand:hover .brand-text{color:#fff}

.btn-nav{height:40px;padding:0 20px;font-size:14px;margin-left:10px}

.nav-toggle{
  display:none;width:46px;height:46px;border-radius:var(--radius-sm);
  border:1px solid var(--line-strong);background:rgba(255,255,255,.04);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-drawer{
  position:fixed;inset:0;z-index:75;
  background:rgba(7,12,24,.98);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  padding:96px 24px 40px;
  display:flex;flex-direction:column;gap:10px;
  transform:translateY(-100%);
  transition:transform .34s cubic-bezier(.4,0,.2,1);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateY(0)}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 18px;border-radius:var(--radius-md);
  border:1px solid var(--line);color:var(--text);
  font-size:16px;font-weight:600;
}
.drawer-link:hover{background:rgba(255,255,255,.05);color:#fff}
.drawer-link.active{color:var(--glow-1);border-color:rgba(47,216,255,.4);background:rgba(47,216,255,.08)}
.drawer-link i{font-size:13px;color:var(--text-3)}
.mobile-drawer .btn{margin-top:14px}

/* ============ 面包屑 ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3)}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--glow-1)}
.crumb .sep{color:var(--text-3);opacity:.6}
.crumb .current{color:var(--glow-1)}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:64px 0 88px;
  background:
    radial-gradient(900px 420px at 12% 8%,rgba(47,216,255,.16),transparent 62%),
    radial-gradient(760px 420px at 88% 78%,rgba(59,130,246,.18),transparent 66%),
    var(--bg);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(760px 460px at 45% 30%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(760px 460px at 45% 30%,#000 0%,transparent 78%);
}
.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:.20;filter:saturate(.7);
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,24,.62) 0%,rgba(7,12,24,.86) 62%,var(--bg) 100%);
}
.hero-inner{position:relative;z-index:2}
.page-hero .crumb{margin-bottom:28px}
.hero-title{
  margin-top:18px;
  font-size:48px;line-height:1.2;font-weight:700;letter-spacing:-.5px;
  max-width:900px;
}
.hero-sub{
  margin-top:20px;font-size:18px;line-height:1.7;color:var(--text-2);max-width:720px;
}
.hero-lead{
  margin-top:22px;font-size:15px;color:var(--text-3);max-width:700px;line-height:1.9;
}
.stat-bar{
  display:flex;flex-wrap:wrap;align-items:stretch;
  margin-top:44px;padding:22px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stat{padding:0 32px;border-left:1px solid var(--line)}
.stat:first-child{padding-left:0;border-left:0}
.stat-num{
  font-size:28px;font-weight:700;color:var(--text);line-height:1.2;
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.stat-num em{font-style:normal;font-size:15px;color:var(--glow-1);margin-left:3px}
.stat-label{font-size:13px;color:var(--text-3);margin-top:6px;letter-spacing:.5px}

/* ============ 时间线 ============ */
.timeline-wrap{position:relative}
.tl-group + .tl-group{margin-top:64px}
.tl-day{
  display:inline-flex;align-items:center;gap:12px;
  padding:9px 18px;border-radius:var(--radius-pill);
  background:rgba(47,216,255,.08);
  border:1px solid rgba(47,216,255,.28);
  font-size:14px;font-weight:600;color:var(--glow-1);letter-spacing:.5px;
}
.tl-day span{color:var(--text-2);font-weight:500}
.tl-day:hover{border-color:rgba(47,216,255,.5)}
.tl-list{position:relative;margin-top:28px}
.tl-list::before{
  content:"";position:absolute;left:76px;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,rgba(47,216,255,.65),rgba(59,130,246,.28),rgba(59,130,246,.05));
}
.tl-item{
  position:relative;display:grid;grid-template-columns:76px 1fr;gap:24px;
  padding:10px 0;
}
.tl-time{
  padding-right:14px;padding-top:20px;text-align:right;
  font-size:14px;font-weight:600;color:var(--text-2);
  font-variant-numeric:tabular-nums;line-height:1.6;letter-spacing:.2px;
}
.tl-body{
  position:relative;
  padding:22px 26px;
  background:var(--glass);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.tl-body::before{
  content:"";position:absolute;left:-30px;top:26px;
  width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--glow-1);
  box-shadow:0 0 14px rgba(47,216,255,.85);
}
.tl-body:hover{
  transform:translateX(4px);
  border-color:rgba(47,216,255,.45);
  background:var(--glass-2);
  box-shadow:var(--shadow-glow);
}
.tl-body h3{font-size:19px;font-weight:600;line-height:1.5;color:var(--text)}
.tl-body p{margin-top:10px;font-size:15px;color:var(--text-2);line-height:1.8}
.tl-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:14px;font-size:13px;color:var(--text-3)}
.tl-meta i{color:var(--glow-1);margin-right:6px;font-size:12px}
.tl-item--key .tl-body{
  border-color:rgba(255,176,58,.36);
  background:linear-gradient(120deg,rgba(255,176,58,.10),rgba(255,255,255,.03));
}
.tl-item--key .tl-body::before{border-color:var(--amber);box-shadow:0 0 14px rgba(255,176,58,.8)}
.tl-item--key .tl-time{color:var(--amber)}

/* ============ 玻璃卡片 ============ */
.glass-card{
  height:100%;display:flex;flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  overflow:hidden;
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.glass-card:hover{transform:translateY(-4px);border-color:rgba(47,216,255,.42);box-shadow:var(--shadow-glow)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-3)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.glass-card:hover .card-media img{transform:scale(1.05)}
.card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,12,24,.05) 30%,rgba(7,12,24,.72) 100%)}
.card-media .badge{position:absolute;left:16px;top:16px;z-index:2}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.card-body h3{font-size:18px;font-weight:600;line-height:1.55;color:var(--text)}
.card-body p{font-size:14px;color:var(--text-2);line-height:1.8}
.card-meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--text-3);padding-top:8px;border-top:1px solid var(--line)}
.card-meta i{color:var(--glow-1);margin-right:6px;font-size:12px}

/* ============ 指标卡 ============ */
.metric-card{
  height:100%;padding:26px 24px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:rgba(47,216,255,.42);box-shadow:var(--shadow-glow)}
.metric-num{
  font-size:38px;font-weight:700;line-height:1.1;letter-spacing:-1px;
  background:linear-gradient(120deg,var(--glow-1),var(--glow-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.metric-num small{font-size:15px;font-weight:600;margin-left:4px;-webkit-text-fill-color:var(--text-2)}
.metric-card h3{margin-top:14px;font-size:17px;font-weight:600;color:var(--text)}
.metric-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.8}
.metric-icon{
  width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(47,216,255,.12);border:1px solid rgba(47,216,255,.26);
  color:var(--glow-1);font-size:17px;margin-bottom:18px;
}

/* ============ 图文说明块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(47,216,255,.10),rgba(7,12,24,.5))}
.split h2{font-size:32px;line-height:1.32;font-weight:700;letter-spacing:-.5px}
.split p{margin-top:18px;color:var(--text-2);font-size:15px}
.check-list{margin-top:24px;display:grid;gap:14px}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--text-2);line-height:1.75}
.check-list i{color:var(--success);margin-top:6px;font-size:14px;flex:0 0 auto}

/* ============ FAQ ============ */
.faq{display:grid;gap:14px;max-width:940px}
.faq-item{
  background:var(--glass);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item.is-open{border-color:rgba(47,216,255,.45);background:rgba(47,216,255,.06)}
.faq-q{
  width:100%;min-height:60px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:16px 22px;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-q:hover{color:#fff}
.faq-icon{
  position:relative;flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line-strong);transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--text-2);
  transform:translate(-50%,-50%);transition:background .25s ease;
}
.faq-icon::before{width:10px;height:1.5px}
.faq-icon::after{width:1.5px;height:10px}
.faq-item.is-open .faq-icon{transform:rotate(135deg);border-color:rgba(47,216,255,.6);background:rgba(47,216,255,.12)}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--glow-1)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s ease;
}
.faq-a p{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.85}
.faq-a p strong{color:var(--text)}

/* ============ CTA 与表单 ============ */
.cta-section{position:relative;padding:96px 0;background:linear-gradient(160deg,#0B1224 0%,#0E1730 60%,#070C18 100%);overflow:hidden}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(720px 380px at 82% 18%,rgba(255,176,58,.14),transparent 68%),
             radial-gradient(600px 360px at 8% 88%,rgba(47,216,255,.16),transparent 70%);
  pointer-events:none;
}
.cta-panel{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:start;
  padding:48px;border-radius:24px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-strong);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  box-shadow:var(--shadow);
}
.cta-copy h2{font-size:34px;line-height:1.28;font-weight:700;letter-spacing:-.5px;margin-top:18px}
.cta-copy p{margin-top:16px;color:var(--text-2);font-size:15px}
.cta-list{margin-top:24px;display:grid;gap:12px}
.cta-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2)}
.cta-list i{color:var(--amber);margin-top:6px;font-size:13px}

.signup-form{display:grid;gap:18px}
.field{display:grid;gap:8px}
.field label{font-size:13px;color:var(--text-2);letter-spacing:.4px}
.field input,.field select{
  height:50px;padding:0 16px;border-radius:var(--radius-md);
  background:rgba(7,12,24,.66);color:var(--text);
  border:1px solid var(--line-strong);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
}
.field select{
  background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);
  background-position:calc(100% - 20px) 22px,calc(100% - 14px) 22px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--glow-1);
  box-shadow:0 0 0 3px rgba(47,216,255,.18);
  background:rgba(7,12,24,.85);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-note{font-size:13px;color:var(--text-3);line-height:1.7}
.form-note i{color:var(--success);margin-right:6px}
.form-msg{
  display:none;align-items:center;gap:8px;
  padding:12px 16px;border-radius:var(--radius-md);
  background:rgba(56,211,159,.12);border:1px solid rgba(56,211,159,.35);
  color:var(--success);font-size:14px;
}
.form-msg.is-visible{display:flex}

/* ============ 页脚 ============ */
.site-footer{
  background:#050912;
  border-top:1px solid var(--line);
  padding:72px 0 28px;
  position:relative;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{position:static;transform:none;padding:0}
.footer-brand p{margin-top:18px;font-size:14px;color:var(--text-3);line-height:1.85;max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:var(--text);letter-spacing:.5px;margin-bottom:18px}
.footer-links{display:grid;gap:12px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--glow-1)}
.footer-bottom{
  margin-top:52px;padding-top:24px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-side{display:none}
  .nav-toggle{display:flex}
  .nav-wrap{justify-content:space-between}
  .brand{position:static;transform:none;padding:0}
  .brand-text{font-size:19px}
  .hero-title{font-size:38px}
  .section-head h2,.split h2,.cta-copy h2{font-size:28px}
  .cta-panel{grid-template-columns:1fr;gap:36px;padding:34px}
  .split{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .footer-brand{grid-column:1 / -1}
}

@media (max-width:767px){
  body{font-size:15px}
  .grid-container,.container{padding-left:20px;padding-right:20px}
  .section{padding:64px 0}
  .section--tight{padding:52px 0}
  .page-hero{padding:40px 0 64px}
  .hero-title{font-size:30px;line-height:1.28}
  .hero-sub{font-size:16px;margin-top:16px}
  .hero-lead{font-size:14px;margin-top:16px}
  .stat-bar{margin-top:32px;padding:18px 0;gap:8px 0}
  .stat{padding:0 18px;min-width:50%}
  .stat:nth-child(3){padding-left:0;border-left:0}
  .stat-num{font-size:23px}
  .btn-row{gap:12px;margin-top:26px}
  .btn-row .btn{width:100%}
  .section-head{margin-bottom:32px}
  .section-head h2,.split h2,.cta-copy h2{font-size:24px}
  .tl-group + .tl-group{margin-top:44px}
  .tl-list::before{left:5px;top:6px}
  .tl-item{grid-template-columns:1fr;gap:8px;padding-left:26px;padding-top:14px}
  .tl-time{text-align:left;padding:0;font-size:13px;color:var(--glow-1)}
  .tl-body{padding:18px 18px}
  .tl-body::before{left:-27px;top:24px}
  .tl-body h3{font-size:17px}
  .card-body{padding:20px}
  .metric-card{padding:22px 20px}
  .metric-num{font-size:30px}
  .field-row{grid-template-columns:1fr}
  .cta-panel{padding:24px 20px;border-radius:18px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
  .crumb{font-size:13px}
}

@media (max-width:520px){
  .hero-title{font-size:26px}
  .stat{min-width:100%;padding:6px 0;border-left:0}
  .btn{width:100%}
  .btn-nav{width:auto;margin-left:0}
}

/* roulang page: category2 */
:root{
  --bg:#070C18;
  --bg-2:#0B1224;
  --bg-3:#0E1730;
  --glow-1:#2FD8FF;
  --glow-2:#3B82F6;
  --amber:#FFB03A;
  --amber-2:#FF8A2B;
  --text:#EAF1FF;
  --text-2:#9FB0CC;
  --text-3:#6C7C99;
  --border:rgba(255,255,255,0.10);
  --border-glass:rgba(255,255,255,0.16);
  --success:#38D39F;
  --warn:#FF7A6B;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow-card:0 20px 60px rgba(0,0,0,0.45);
  --shadow-glow:0 0 0 1px rgba(47,216,255,0.35), 0 12px 40px rgba(47,216,255,0.18);
  --font:"-apple-system","PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --container:1200px;
  --section-pad:110px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(47,216,255,0.10), transparent 62%),
    radial-gradient(760px 520px at 92% 4%, rgba(59,130,246,0.12), transparent 64%),
    radial-gradient(600px 400px at 50% 110%, rgba(255,176,58,0.05), transparent 70%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:0.35;
  background-image:
    linear-gradient(rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size:64px 64px;
}
main,header,footer{position:relative;z-index:1}

img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:2px solid var(--glow-1);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-pad) 0;position:relative}
.section-alt{background:linear-gradient(180deg, rgba(14,23,48,0.85), rgba(11,18,36,0.6))}
.section-tight{padding:76px 0}

.skip-link{
  position:absolute;left:-9999px;top:0;background:var(--glow-1);color:#04121F;
  padding:10px 18px;border-radius:0 0 10px 0;z-index:200;font-weight:600;
}
.skip-link:focus{left:0}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:linear-gradient(180deg, rgba(7,12,24,0.92), rgba(7,12,24,0.55));
  transition:background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.site-header.is-scrolled{
  background:rgba(7,12,24,0.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 1px 0 rgba(255,255,255,0.08), 0 18px 42px rgba(0,0,0,0.38);
}
.header-inner{
  max-width:1320px;margin:0 auto;padding:0 28px;
  height:72px;display:grid;grid-template-columns:1fr auto 1fr;
  align-items:center;gap:18px;position:relative;
}
.nav-side{display:flex;align-items:center;gap:4px}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:42px;padding:0 14px;border-radius:10px;
  color:var(--text-2);font-size:15px;font-weight:500;
  transition:color .18s ease, background .18s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,0.05)}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2));
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-link.active{color:var(--text)}
.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{text-shadow:0 0 18px rgba(47,216,255,0.35)}

.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center}
.brand-mark{
  width:26px;height:26px;display:inline-block;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  clip-path:polygon(24% 0,100% 0,100% 76%,76% 100%,0 100%,0 24%);
  box-shadow:0 0 20px rgba(47,216,255,0.55);
}
.brand-text{
  font-size:20px;font-weight:700;letter-spacing:0.6px;
  color:var(--text);text-shadow:0 0 26px rgba(47,216,255,0.28);
}
.nav-cta{height:40px;padding:0 20px;font-size:14px}

.nav-toggle{
  display:none;position:absolute;right:22px;top:50%;transform:translateY(-50%);
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--border-glass);background:rgba(255,255,255,0.05);
  color:var(--text);align-items:center;justify-content:center;font-size:17px;
}
.mobile-drawer{
  position:fixed;left:0;right:0;top:72px;
  background:rgba(8,13,26,0.98);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
  padding:18px 22px 26px;
  transform:translateY(-120%);
  transition:transform .3s ease;
  z-index:79;
}
.mobile-drawer.is-open{transform:translateY(0)}
.mobile-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 4px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid rgba(255,255,255,0.07);
}
.mobile-drawer a:hover,.mobile-drawer a.active{color:var(--text)}
.mobile-drawer .drawer-cta{
  margin-top:18px;justify-content:center;border-bottom:0;
  background:linear-gradient(135deg,var(--amber),var(--amber-2));
  color:#1A1206;font-weight:700;border-radius:999px;height:48px;
}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--amber),var(--amber-2));
  color:#1A1206;
  box-shadow:0 8px 24px rgba(255,176,58,0.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(255,176,58,0.46)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(255,176,58,0.3)}
.btn-glow{
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  color:#04121F;
  box-shadow:0 8px 26px rgba(47,216,255,0.35);
}
.btn-glow:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(47,216,255,0.5)}
.btn-ghost{
  background:rgba(255,255,255,0.04);
  border-color:var(--border-glass);
  color:var(--text);
}
.btn-ghost:hover{
  background:rgba(47,216,255,0.10);
  border-color:rgba(47,216,255,0.5);
  transform:translateY(-2px);
}
.btn-block{width:100%}

/* ============ HERO ============ */
.page-hero{position:relative;padding:88px 0 76px;overflow:hidden;border-bottom:1px solid var(--border)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center right;
  opacity:0.30;
  filter:saturate(0.9);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(100deg, rgba(7,12,24,0.96) 8%, rgba(7,12,24,0.78) 46%, rgba(7,12,24,0.42) 100%),
    radial-gradient(600px 340px at 78% 20%, rgba(47,216,255,0.20), transparent 68%);
}
.hero-inner{position:relative;z-index:2;max-width:920px}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--text-3);margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2);transition:color .18s ease}
.breadcrumb a:hover{color:var(--glow-1)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  border:1px solid rgba(47,216,255,0.32);
  background:rgba(47,216,255,0.08);
  color:var(--glow-1);font-size:12.5px;font-weight:600;letter-spacing:0.6px;
  margin-bottom:22px;
}
.page-hero h1{
  font-size:48px;line-height:1.2;font-weight:700;letter-spacing:-0.5px;
  margin-bottom:20px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--glow-1),#8FD4FF 60%,var(--glow-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--text-2);max-width:640px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px}

.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;border-top:1px solid var(--border);padding-top:26px;
}
.stat{padding:0 24px;position:relative}
.stat:first-child{padding-left:0}
.stat:not(:first-child)::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:1px;
  background:linear-gradient(180deg,transparent,rgba(255,255,255,0.18),transparent);
}
.stat-num{
  font-size:32px;font-weight:700;letter-spacing:-0.5px;
  color:var(--text);font-variant-numeric:tabular-nums;
}
.stat-num span{font-size:15px;font-weight:500;color:var(--text-2);margin-left:4px}
.stat-label{font-size:13.5px;color:var(--text-3);margin-top:4px}

/* ============ SECTION HEAD ============ */
.section-head{max-width:720px;margin-bottom:54px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:1px;
  color:var(--glow-1);margin-bottom:14px;
}
.section-tag::before{
  content:"";width:22px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),transparent);
}
.section-head h2{font-size:34px;line-height:1.28;font-weight:700;letter-spacing:-0.4px;margin-bottom:16px}
.section-head p{color:var(--text-2);font-size:16px}

/* ============ GLASS CARD ============ */
.glass{
  background:rgba(255,255,255,0.04);
  border:1px solid var(--border-glass);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.06), var(--shadow-card);
  transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.glass:hover{
  transform:translateY(-4px);
  border-color:rgba(47,216,255,0.34);
  box-shadow:var(--shadow-glow), var(--shadow-card);
}

/* ============ SPEAKER GRID ============ */
.speaker-grid{margin-top:-14px}
.speaker-grid .cell{margin-bottom:28px}
.speaker-card{overflow:hidden;height:100%;display:flex;flex-direction:column}
.speaker-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.speaker-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.speaker-card:hover .speaker-media img{transform:scale(1.05)}
.speaker-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,12,24,0.08) 30%, rgba(7,12,24,0.86) 100%);
}
.speaker-role{
  position:absolute;left:14px;bottom:12px;z-index:2;
  font-size:12.5px;color:var(--text);
  background:rgba(7,12,24,0.7);
  border:1px solid var(--border-glass);
  padding:5px 12px;border-radius:999px;
  backdrop-filter:blur(6px);
}
.speaker-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.speaker-name{font-size:19px;font-weight:600;display:flex;align-items:center;gap:10px}
.speaker-name .dot{
  width:7px;height:7px;border-radius:50%;background:var(--glow-1);
  box-shadow:0 0 12px rgba(47,216,255,0.8);
}
.speaker-title{font-size:13.5px;color:var(--text-3);margin-top:4px}
.topic{
  display:inline-flex;align-items:center;gap:6px;
  margin:16px 0 12px;padding:6px 12px;border-radius:8px;
  font-size:12.5px;font-weight:600;letter-spacing:0.3px;
  color:var(--amber);
  background:rgba(255,176,58,0.10);
  border:1px solid rgba(255,176,58,0.26);
  align-self:flex-start;
}
.speaker-desc{font-size:14.5px;color:var(--text-2);line-height:1.8;flex:1}
.speaker-meta{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px;color:var(--text-3);
}
.speaker-meta i{color:var(--glow-1);margin-right:6px}

/* ============ ROUNDTABLE ============ */
.roundtable-grid .cell{margin-bottom:26px}
.round-card{padding:28px;height:100%;display:flex;gap:22px;align-items:flex-start}
.round-index{
  flex:0 0 54px;height:54px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;font-variant-numeric:tabular-nums;
  color:#04121F;background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  box-shadow:0 10px 28px rgba(47,216,255,0.32);
}
.round-main h3{font-size:20px;font-weight:600;margin-bottom:8px}
.round-main p{font-size:14.5px;color:var(--text-2)}
.round-people{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;
}
.chip{
  font-size:12.5px;color:var(--text-2);
  padding:5px 12px;border-radius:999px;
  border:1px solid var(--border-glass);
  background:rgba(255,255,255,0.04);
}
.chip.hot{color:var(--amber);border-color:rgba(255,176,58,0.3);background:rgba(255,176,58,0.08)}

/* ============ TIMELINE ============ */
.timeline-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start;
}
.timeline{position:relative;padding-left:6px}
.timeline::before{
  content:"";position:absolute;left:15px;top:10px;bottom:14px;width:1px;
  background:linear-gradient(180deg, rgba(47,216,255,0.7), rgba(47,216,255,0.05));
}
.tl-item{position:relative;padding:0 0 30px 48px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:6px;top:6px;width:19px;height:19px;border-radius:50%;
  background:#0B1224;border:1px solid rgba(47,216,255,0.7);
  box-shadow:0 0 16px rgba(47,216,255,0.55);
}
.tl-dot::after{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--glow-1)}
.tl-time{
  font-size:13px;font-weight:700;letter-spacing:0.6px;
  color:var(--glow-1);font-variant-numeric:tabular-nums;margin-bottom:6px;
}
.tl-card{
  padding:18px 22px;border-radius:var(--radius-md);
  border:1px solid var(--border-glass);background:rgba(255,255,255,0.035);
  transition:border-color .25s ease, background .25s ease, transform .25s ease;
}
.tl-card:hover{border-color:rgba(47,216,255,0.4);background:rgba(47,216,255,0.06);transform:translateX(4px)}
.tl-card h3{font-size:17px;font-weight:600;margin-bottom:6px}
.tl-card p{font-size:14px;color:var(--text-2)}

.note-panel{padding:30px}
.note-panel h3{font-size:20px;font-weight:600;margin-bottom:14px}
.note-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--border);
  font-size:14.5px;color:var(--text-2);
}
.note-list li:last-child{border-bottom:0;padding-bottom:0}
.note-list i{color:var(--glow-1);margin-top:6px}

/* ============ HIGHLIGHTS (图文交错) ============ */
.feature-row{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.feature-row.reverse .feature-media{order:2}
.feature-row.reverse .feature-text{order:1}
.feature-media{
  border-radius:var(--radius-lg);overflow:hidden;position:relative;
  border:1px solid var(--border-glass);
  box-shadow:var(--shadow-card);
}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.feature-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,12,24,0.05), rgba(7,12,24,0.55));
}
.feature-text h2{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-0.4px;margin-bottom:16px}
.feature-text p{color:var(--text-2);margin-bottom:20px}
.feature-points li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;font-size:15px;color:var(--text);
}
.feature-points i{color:var(--glow-1);margin-top:6px}

/* ============ FAQ ============ */
.accordion{background:transparent;border:0;margin:0}
.accordion .accordion-item{
  border:1px solid var(--border-glass);
  background:rgba(255,255,255,0.04);
  border-radius:var(--radius-md);
  margin-bottom:14px;overflow:hidden;
  backdrop-filter:blur(14px);
  transition:border-color .25s ease, box-shadow .25s ease;
}
.accordion .accordion-item.is-active{
  border-color:rgba(47,216,255,0.45);
  box-shadow:0 0 0 1px rgba(47,216,255,0.16), 0 14px 40px rgba(47,216,255,0.12);
}
.accordion .accordion-title{
  border:0;background:transparent;
  padding:20px 58px 20px 24px;
  color:var(--text);font-size:16.5px;font-weight:600;
  position:relative;line-height:1.5;
}
.accordion .accordion-title::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:20px;color:var(--glow-1);transition:transform .25s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{content:"–"}
.accordion .accordion-content{
  border:0;background:transparent;
  padding:0 24px 22px;color:var(--text-2);font-size:14.8px;line-height:1.85;
}

/* ============ CTA / FORM ============ */
.cta-panel{
  display:grid;grid-template-columns:1.05fr 0.95fr;gap:52px;align-items:center;
  padding:52px;border-radius:24px;
  border:1px solid var(--border-glass);
  background:
    radial-gradient(560px 300px at 12% 10%, rgba(47,216,255,0.16), transparent 66%),
    linear-gradient(140deg, rgba(14,23,48,0.95), rgba(9,14,28,0.95));
  box-shadow:var(--shadow-card);
}
.cta-panel h2{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-0.4px;margin-bottom:16px}
.cta-panel > div > p{color:var(--text-2);margin-bottom:24px}
.cta-facts{display:flex;flex-wrap:wrap;gap:12px}
.cta-facts span{
  font-size:13px;color:var(--text-2);
  padding:7px 14px;border-radius:999px;
  border:1px solid var(--border-glass);background:rgba(255,255,255,0.04);
}
.signup-form{padding:30px;border-radius:var(--radius-lg);border:1px solid var(--border-glass);background:rgba(255,255,255,0.05);backdrop-filter:blur(16px)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:0.3px}
.field input,.field select{
  width:100%;height:48px;padding:0 16px;border-radius:12px;
  background:rgba(7,12,24,0.7);
  border:1px solid var(--border-glass);
  color:var(--text);font-size:15px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--glow-1);
  box-shadow:0 0 0 3px rgba(47,216,255,0.16), 0 0 22px rgba(47,216,255,0.18);
}
.form-hint{font-size:12.5px;color:var(--text-3);margin-top:14px;text-align:center}
.form-msg{
  display:none;margin-top:14px;padding:12px 16px;border-radius:12px;
  font-size:14px;border:1px solid rgba(56,211,159,0.4);
  background:rgba(56,211,159,0.10);color:var(--success);
}
.form-msg.show{display:block}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:0;
  background:#05090F;
  border-top:1px solid var(--border);
  padding:72px 0 30px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:18px;justify-self:flex-start}
.footer-brand p{font-size:14.5px;color:var(--text-3);max-width:320px;line-height:1.8}
.footer-title{font-size:13px;font-weight:600;letter-spacing:1.2px;color:var(--text-2);margin-bottom:18px}
.footer-links li{margin-bottom:12px}
.footer-links a{font-size:14.5px;color:var(--text-3);transition:color .18s ease, padding-left .18s ease}
.footer-links a:hover{color:var(--glow-1);padding-left:4px}
.footer-bottom{
  border-top:1px solid var(--border);padding-top:24px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ============ RESPONSIVE ============ */
@media screen and (max-width:1199px){
  .page-hero h1{font-size:40px}
  .feature-row{gap:38px}
  .cta-panel{padding:40px;gap:36px}
}
@media screen and (max-width:1023px){
  :root{--section-pad:88px}
  .nav-side{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{grid-template-columns:1fr;justify-items:center}
  .brand{justify-self:center}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 0}
  .stat:nth-child(3)::before{display:none}
  .stat{padding:0 18px}
  .stat:first-child,.stat:nth-child(3){padding-left:0}
  .timeline-wrap{grid-template-columns:1fr;gap:30px}
  .feature-row{grid-template-columns:1fr;gap:28px}
  .feature-row.reverse .feature-media{order:1}
  .feature-row.reverse .feature-text{order:2}
  .cta-panel{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media screen and (max-width:767px){
  :root{--section-pad:64px}
  body{font-size:15px;line-height:1.8}
  .container{padding:0 20px}
  .page-hero{padding:56px 0 54px}
  .page-hero h1{font-size:32px}
  .hero-sub{font-size:15.5px}
  .hero-actions{flex-direction:column;gap:12px}
  .hero-actions .btn{width:100%}
  .hero-stats{grid-template-columns:1fr;gap:20px;padding-top:22px}
  .stat{padding:0}
  .stat:not(:first-child)::before{display:none}
  .stat-num{font-size:26px}
  .section-head h2{font-size:26px}
  .section-head{margin-bottom:34px}
  .feature-text h2{font-size:24px}
  .cta-panel h2{font-size:24px}
  .round-card{flex-direction:column;gap:16px;padding:24px}
  .glass:hover,.tl-card:hover{transform:none}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media screen and (max-width:520px){
  .page-hero h1{font-size:27px;letter-spacing:-0.2px}
  .brand-text{font-size:18px}
  .nav-toggle{right:14px}
  .accordion .accordion-title{font-size:15.5px;padding:18px 50px 18px 18px}
  .accordion .accordion-title::after{right:18px}
  .accordion .accordion-content{padding:0 18px 18px}
  .signup-form{padding:22px}
}

/* roulang page: category3 */
:root{
  --bg:#070C18;
  --bg-alt:#0B1224;
  --bg-soft:#0E1730;
  --brand:#2FD8FF;
  --brand-2:#3B82F6;
  --accent:#FFB03A;
  --ok:#38D39F;
  --warn:#FF7A6B;
  --text:#EAF1FF;
  --text-2:#9FB0CC;
  --text-3:#6C7C99;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.04);
  --glass-border:rgba(255,255,255,.16);
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(47,216,255,.35),0 12px 40px rgba(47,216,255,.18);
  --container:1200px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -8%,rgba(47,216,255,.14),transparent 62%),
    radial-gradient(760px 480px at 92% 6%,rgba(59,130,246,.12),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:#8EEBFF;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{font-family:var(--font);color:var(--text);margin:0;line-height:1.25;letter-spacing:-.4px;}
p{margin:0;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.grid-x{display:flex;flex-flow:row wrap;}

/* ============ 通用组件 ============ */
.glass{
  background:var(--glass);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow);
}
.lift{transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;}
.lift:hover{transform:translateY(-4px);box-shadow:var(--glow);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.2px;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,#FFC15E,#FF8A2B);
  color:#1C1204;
  box-shadow:0 8px 24px rgba(255,176,58,.32);
}
.btn-primary:hover{color:#1C1204;transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,176,58,.45);filter:brightness(1.04);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(255,176,58,.3);}
.btn-glow{
  background:linear-gradient(135deg,#2FD8FF,#3B82F6);
  color:#04121F;
  box-shadow:0 8px 24px rgba(47,216,255,.35);
}
.btn-glow:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 14px 38px rgba(47,216,255,.48);}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:var(--glass-border);
  color:var(--text);
}
.btn-ghost:hover{color:#fff;background:rgba(47,216,255,.10);border-color:rgba(47,216,255,.45);transform:translateY(-2px);}
.btn-block{width:100%;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:1.4px;font-weight:600;
  color:var(--brand);padding:7px 15px;border-radius:999px;
  background:rgba(47,216,255,.08);border:1px solid rgba(47,216,255,.28);
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.5px;color:var(--text-2);
  padding:4px 12px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
}
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:52px;}
.section-head h2{font-size:34px;font-weight:700;margin:18px 0 14px;}
.section-head p{color:var(--text-2);font-size:16px;line-height:1.9;}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(7,12,24,.68);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.scrolled{
  background:rgba(7,12,24,.94);
  border-bottom-color:var(--line);
  box-shadow:0 14px 40px rgba(0,0,0,.45);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  height:72px;
  max-width:var(--container);margin:0 auto;padding:0 32px;
}
.nav-side{display:flex;align-items:center;gap:26px;flex:1 1 0;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:12px 2px;font-size:15px;color:var(--text-2);
  transition:color .18s ease;
}
.nav-link::after{
  content:"";position:absolute;left:50%;bottom:6px;
  width:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#2FD8FF,#3B82F6);
  transform:translateX(-50%);transition:width .22s ease;
  box-shadow:0 0 10px rgba(47,216,255,.8);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{width:18px;}
.nav-link.active{color:#fff;font-weight:600;}
.nav-link.active::after{width:22px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff;}
.brand:hover{color:#fff;}
.brand-mark{
  width:26px;height:26px;flex:0 0 auto;border-radius:8px;
  background:linear-gradient(135deg,#2FD8FF,#3B82F6 60%,#FFB03A);
  clip-path:polygon(24% 0,100% 0,100% 76%,76% 100%,0 100%,0 24%);
  box-shadow:0 0 18px rgba(47,216,255,.55);
}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.6px;}
.nav-cta{height:40px;padding:0 20px;font-size:14px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--glass-border);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* 移动端抽屉 */
.nav-drawer{
  position:fixed;inset:0;z-index:130;
  background:rgba(7,12,24,.98);
  backdrop-filter:blur(16px);
  padding:22px 24px 40px;
  display:flex;flex-direction:column;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity .24s ease,transform .24s ease,visibility .24s;
}
.nav-drawer.open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.05);
  border:1px solid var(--glass-border);color:var(--text);font-size:18px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-top:8px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 4px;font-size:17px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:#fff;font-weight:600;}
.drawer-nav a i{font-size:13px;color:var(--text-3);}

/* ============ 分类页头 ============ */
.page-hero{position:relative;overflow:hidden;padding:112px 0 88px;background:var(--bg);}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(70% 60% at 50% 30%,#000 20%,transparent 85%);
  -webkit-mask-image:radial-gradient(70% 60% at 50% 30%,#000 20%,transparent 85%);
}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(7,12,24,.62),rgba(7,12,24,.94)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.55;
}
.hero-inner{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-bottom:24px;flex-wrap:wrap;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb i{font-size:10px;color:var(--text-3);}
.page-hero h1{font-size:48px;font-weight:700;line-height:1.2;letter-spacing:-.6px;margin:20px 0 20px;max-width:900px;}
.hero-lead{font-size:17px;color:var(--text-2);max-width:720px;line-height:1.9;}
.stat-bar{
  display:flex;flex-wrap:wrap;margin:40px 0 36px;
  border:1px solid var(--line);border-radius:16px;
  background:rgba(255,255,255,.03);overflow:hidden;
}
.stat{flex:1 1 0;min-width:150px;padding:18px 24px;border-right:1px solid var(--line);}
.stat:last-child{border-right:none;}
.stat b{display:block;font-size:24px;font-weight:700;color:#fff;letter-spacing:-.5px;font-variant-numeric:tabular-nums;}
.stat span{font-size:13px;color:var(--text-3);}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}

/* ============ 票种卡 ============ */
.ticket-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.ticket-card{
  position:relative;display:flex;flex-direction:column;
  padding:30px 26px;border-radius:var(--radius-lg);
}
.ticket-card.is-featured{
  border-color:rgba(255,176,58,.55);
  box-shadow:0 0 0 1px rgba(255,176,58,.35),0 26px 62px rgba(0,0,0,.5);
  background:linear-gradient(180deg,rgba(255,176,58,.08),rgba(255,255,255,.03) 42%);
}
.ticket-badge{
  position:absolute;top:-13px;left:26px;
  font-size:12px;letter-spacing:.6px;font-weight:600;color:#1C1204;
  padding:5px 14px;border-radius:999px;
  background:linear-gradient(135deg,#FFC15E,#FF8A2B);
  box-shadow:0 8px 20px rgba(255,176,58,.35);
}
.ticket-card h3{font-size:22px;font-weight:600;margin-bottom:10px;}
.ticket-desc{font-size:14px;color:var(--text-2);line-height:1.8;min-height:52px;}
.ticket-price{
  display:flex;align-items:baseline;gap:4px;
  font-size:38px;font-weight:700;color:#fff;letter-spacing:-1px;
  font-variant-numeric:tabular-nums;margin:18px 0 6px;
}
.ticket-price .cur{font-size:18px;font-weight:600;color:var(--accent);}
.ticket-price .unit{font-size:14px;font-weight:400;color:var(--text-3);letter-spacing:0;}
.ticket-note{font-size:12px;color:var(--text-3);margin-bottom:20px;}
.ticket-list{flex:1;display:flex;flex-direction:column;gap:11px;margin-bottom:24px;padding-top:20px;border-top:1px solid var(--line);}
.ticket-list li{position:relative;padding-left:24px;font-size:14px;color:var(--text-2);line-height:1.7;}
.ticket-list li::before{
  content:"";position:absolute;left:0;top:8px;
  width:14px;height:14px;border-radius:4px;
  background:linear-gradient(135deg,rgba(47,216,255,.9),rgba(59,130,246,.9));
  box-shadow:0 0 12px rgba(47,216,255,.45);
}
.ticket-list li.dim::before{background:rgba(255,255,255,.14);box-shadow:none;}
.ticket-list li.dim{color:var(--text-3);}

/* ============ 图文交错 ============ */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:72px;}
.feature-row:last-child{margin-bottom:0;}
.feature-row.reverse .feature-media{order:2;}
.feature-media img{
  width:100%;border-radius:var(--radius-lg);
  border:1px solid var(--glass-border);
  box-shadow:var(--shadow);
}
.feature-body h3{font-size:24px;font-weight:600;margin-bottom:14px;}
.feature-body > p{color:var(--text-2);font-size:15.5px;line-height:1.9;margin-bottom:22px;}
.check-list{display:flex;flex-direction:column;gap:12px;}
.check-list li{position:relative;padding-left:28px;font-size:15px;color:var(--text-2);}
.check-list li i{position:absolute;left:0;top:5px;color:var(--brand);font-size:13px;}
.check-list li strong{color:var(--text);font-weight:600;}

/* ============ 增值服务 ============ */
.extra-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.extra-card{padding:26px 24px;border-radius:var(--radius-md);}
.extra-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(47,216,255,.18),rgba(59,130,246,.14));
  border:1px solid rgba(47,216,255,.3);color:var(--brand);font-size:18px;margin-bottom:18px;
}
.extra-card h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.extra-card p{font-size:14px;color:var(--text-2);line-height:1.8;}
.extra-price{margin-top:16px;font-size:15px;color:var(--accent);font-weight:600;font-variant-numeric:tabular-nums;}

/* ============ 流程时间线 ============ */
.steps{position:relative;padding-left:4px;}
.steps::before{
  content:"";position:absolute;left:19px;top:14px;bottom:14px;width:1px;
  background:linear-gradient(180deg,rgba(47,216,255,.65),rgba(47,216,255,.05));
}
.step{position:relative;padding:0 0 34px 62px;}
.step:last-child{padding-bottom:0;}
.step::before{
  content:"";position:absolute;left:12px;top:8px;width:15px;height:15px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(47,216,255,.14),0 0 18px rgba(47,216,255,.8);
}
.step-time{font-size:13px;letter-spacing:.6px;color:var(--accent);font-weight:600;}
.step h3{font-size:20px;font-weight:600;margin:6px 0 8px;}
.step p{font-size:15px;color:var(--text-2);max-width:660px;}

/* ============ 评价 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote-card{padding:28px 26px;border-radius:var(--radius-md);display:flex;flex-direction:column;gap:16px;}
.quote-card p{font-size:15px;color:var(--text-2);line-height:1.9;}
.quote-person{display:flex;align-items:center;gap:12px;padding-top:16px;border-top:1px solid var(--line);}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(135deg,#2FD8FF,#3B82F6);
  display:flex;align-items:center;justify-content:center;
  color:#04121F;font-weight:700;font-size:15px;
}
.quote-person b{display:block;font-size:14px;color:var(--text);font-weight:600;}
.quote-person span{font-size:12.5px;color:var(--text-3);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-item{
  border:1px solid var(--glass-border);
  background:var(--glass);
  border-radius:var(--radius-md);
  margin-bottom:14px;overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-left:3px solid var(--brand);background:rgba(47,216,255,.06);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--brand);line-height:1;
  transition:transform .22s ease,color .22s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--accent);}
.faq-answer{padding:0 24px 22px;font-size:15px;color:var(--text-2);line-height:1.9;}

/* ============ 报名表单 ============ */
.signup-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:start;}
.signup-copy h2{font-size:32px;font-weight:700;margin:18px 0 16px;}
.signup-copy p{color:var(--text-2);font-size:15.5px;margin-bottom:22px;}
.signup-points{display:flex;flex-direction:column;gap:12px;}
.signup-points li{position:relative;padding-left:26px;font-size:14.5px;color:var(--text-2);}
.signup-points li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 10px rgba(47,216,255,.8);
}
.signup-form{padding:32px;border-radius:var(--radius-lg);}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;}
.field.full{grid-column:1 / -1;}
.field label{font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:.3px;}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 16px;
  background:rgba(7,12,24,.7);
  border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--text);font-size:15px;line-height:1.6;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.field textarea{min-height:96px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(47,216,255,.16);
  background:rgba(7,12,24,.9);
}
.field select option{background:#0B1224;color:var(--text);}
.form-foot{grid-column:1 / -1;display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px;}
.form-hint{font-size:13px;color:var(--text-3);}
.form-msg{
  grid-column:1 / -1;display:none;align-items:center;gap:10px;
  font-size:14px;color:var(--ok);
  background:rgba(56,211,159,.08);border:1px solid rgba(56,211,159,.3);
  padding:12px 16px;border-radius:var(--radius-sm);
}
.form-msg.is-visible{display:flex;}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;
  padding:72px 0;
  background:linear-gradient(120deg,rgba(14,23,48,.95),rgba(7,12,24,.98));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,216,255,.22),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:30px;font-weight:700;margin-bottom:10px;}
.cta-inner p{color:var(--text-2);font-size:15px;}

/* ============ 页脚 ============ */
.site-footer{
  background:#050A14;
  border-top:1px solid var(--line);
  padding:72px 0 28px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{color:var(--text-2);font-size:14.5px;line-height:1.9;margin-top:16px;max-width:340px;}
.footer-title{font-size:14px;font-weight:600;color:var(--text);letter-spacing:.6px;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{color:var(--text-2);font-size:14.5px;}
.footer-links a:hover{color:var(--brand);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .ticket-grid{grid-template-columns:repeat(2,1fr);}
  .extra-grid{grid-template-columns:repeat(2,1fr);}
  .quote-grid{grid-template-columns:1fr;}
}
@media (max-width:1023px){
  .nav-side{display:none;}
  .nav-inner{display:grid;grid-template-columns:44px 1fr 44px;height:66px;padding:0 20px;}
  .nav-toggle{display:flex;grid-column:1;justify-self:start;}
  .brand{grid-column:2;justify-self:center;}
  .section{padding:76px 0;}
  .section-head h2{font-size:29px;}
  .page-hero{padding:88px 0 68px;}
  .page-hero h1{font-size:38px;}
  .signup-wrap{grid-template-columns:1fr;gap:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767px){
  body{font-size:15px;line-height:1.85;}
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .section-head{margin-bottom:36px;}
  .section-head h2{font-size:26px;}
  .page-hero{padding:72px 0 56px;}
  .page-hero h1{font-size:31px;letter-spacing:-.3px;}
  .hero-lead{font-size:15.5px;}
  .stat-bar{display:grid;grid-template-columns:1fr 1fr;border-radius:14px;}
  .stat{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0;padding:16px 18px;}
  .stat:nth-child(2n){border-right:none;}
  .stat:last-child,.stat:nth-last-child(2):nth-child(odd){border-bottom:none;}
  .hero-actions .btn{width:100%;}
  .ticket-grid{grid-template-columns:1fr;}
  .ticket-desc{min-height:0;}
  .feature-row{grid-template-columns:1fr;gap:26px;margin-bottom:52px;}
  .feature-row.reverse .feature-media{order:0;}
  .extra-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .signup-form{padding:24px 20px;}
  .signup-copy h2{font-size:26px;}
  .cta-inner h2{font-size:24px;}
  .cta-inner .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .faq-item summary{font-size:16px;padding:18px 18px;}
  .faq-answer{padding:0 18px 18px;}
  .step{padding-left:52px;}
  .steps::before{left:15px;}
  .step::before{left:8px;}
}
@media (max-width:520px){
  .page-hero h1{font-size:27px;}
  .ticket-price{font-size:32px;}
  .stat b{font-size:21px;}
}

/* roulang page: category4 */
:root{
  --bg:#070C18;
  --bg-2:#0B1224;
  --bg-3:#0E1730;
  --glow-1:#2FD8FF;
  --glow-2:#3B82F6;
  --amber:#FFB03A;
  --ok:#38D39F;
  --warn:#FF7A6B;
  --text:#EAF1FF;
  --text-2:#9FB0CC;
  --text-3:#6C7C99;
  --line:rgba(255,255,255,.10);
  --glass-line:rgba(255,255,255,.16);
  --radius-lg:18px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --shadow-hover:0 0 0 1px rgba(47,216,255,.35),0 12px 40px rgba(47,216,255,.18);
  --font:"-apple-system","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --max:1200px;
}
*,*::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:1.85;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border-radius:var(--radius-sm);}
a{color:var(--glow-1);text-decoration:none;transition:color .18s ease,opacity .18s ease;}
a:hover{color:#8AE7FF;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--glow-1);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px;}
.section{padding:104px 0;position:relative;}
.section-alt{background:var(--bg-2);}
.section-deep{background:var(--bg-3);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.5px;color:var(--glow-1);
  text-transform:none;padding:6px 14px;border-radius:999px;
  border:1px solid rgba(47,216,255,.35);
  background:rgba(47,216,255,.08);
  margin-bottom:20px;
}
h1{font-size:48px;line-height:1.2;font-weight:700;letter-spacing:-.5px;}
h2{font-size:34px;line-height:1.28;font-weight:700;letter-spacing:-.3px;margin-bottom:16px;}
h3{font-size:22px;line-height:1.4;font-weight:600;}
h4{font-size:18px;font-weight:600;}
.lead{color:var(--text-2);font-size:16px;line-height:1.9;}
.muted{color:var(--text-3);font-size:14px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,12,24,.42);
  border-bottom:1px solid transparent;
  transition:background .28s ease,border-color .28s ease,backdrop-filter .28s ease,box-shadow .28s ease;
}
.site-header.scrolled{
  background:rgba(7,12,24,.82);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom-color:var(--line);
  box-shadow:0 12px 40px rgba(0,0,0,.35);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:18px;
  height:72px;
}
.nav-side{display:flex;align-items:center;gap:24px;}
.nav-left{justify-self:start;}
.nav-right-wrap{justify-self:end;display:flex;align-items:center;gap:20px;}
.nav-link{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 2px;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2));
  transform:scaleX(0);transform-origin:center;transition:transform .22s ease;
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--text);font-weight:600;}
.nav-link.active::after{transform:scaleX(1);}
.brand{
  justify-self:center;
  display:inline-flex;align-items:center;gap:10px;
  color:var(--text);
  font-size:20px;font-weight:700;letter-spacing:.5px;
  filter:drop-shadow(0 0 14px rgba(47,216,255,.22));
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:18px;height:18px;border-radius:5px;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 16px rgba(47,216,255,.55);
  clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%);
}
.brand-text{white-space:nowrap;}
.nav-toggle{
  display:none;justify-self:end;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--glass-line);
  background:rgba(255,255,255,.05);
  color:var(--text);font-size:18px;cursor:pointer;
  align-items:center;justify-content:center;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:rgba(47,216,255,.14);border-color:rgba(47,216,255,.4);}
.drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(9,15,30,.98);
  backdrop-filter:blur(18px);
  padding:18px 32px 28px;
}
.drawer.open{display:block;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:18px;}
.drawer-nav a{
  color:var(--text-2);font-size:16px;padding:13px 4px;
  border-bottom:1px solid var(--line);
  min-height:44px;display:flex;align-items:center;
}
.drawer-nav a.active{color:var(--glow-1);font-weight:600;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn-primary{
  color:#04121F;
  background:linear-gradient(135deg,var(--amber),#FFD07A);
  box-shadow:0 8px 24px rgba(255,176,58,.32);
}
.btn-primary:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,176,58,.45);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(255,176,58,.3);}
.btn-glow{
  color:#04121F;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  box-shadow:0 8px 24px rgba(47,216,255,.35);
}
.btn-glow:hover{color:#04121F;transform:translateY(-2px);box-shadow:0 14px 36px rgba(47,216,255,.5);}
.btn-ghost{
  color:var(--text);
  background:rgba(255,255,255,.04);
  border-color:var(--glass-line);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{color:var(--text);background:rgba(47,216,255,.14);border-color:rgba(47,216,255,.45);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:96px 0 88px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 420px at 18% 8%,rgba(47,216,255,.18),transparent 62%),
    radial-gradient(620px 420px at 86% 78%,rgba(59,130,246,.20),transparent 66%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 30%,transparent 78%);
  pointer-events:none;
}
.hero-bg{
  position:absolute;right:0;top:0;bottom:0;width:52%;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.30;
  mask-image:linear-gradient(90deg,transparent,#000 45%);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 45%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.crumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-bottom:26px;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--glow-1);}
.crumb span.sep{color:var(--text-3);opacity:.7;}
.hero h1{max-width:820px;margin-bottom:20px;}
.hero-sub{
  font-size:18px;line-height:1.8;color:var(--text-2);
  max-width:640px;margin-bottom:34px;
}
.stat-bar{
  display:inline-flex;flex-wrap:wrap;
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  padding:18px 6px;margin-bottom:34px;
}
.stat{padding:0 24px;min-width:132px;}
.stat + .stat{border-left:1px solid var(--line);}
.stat strong{
  display:block;font-size:30px;font-weight:700;line-height:1.1;
  color:var(--glow-1);letter-spacing:-.5px;
}
.stat span{font-size:13px;color:var(--text-3);letter-spacing:.3px;}

/* ---------- 卡片通用 ---------- */
.card{
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow);
  padding:28px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-hover);border-color:rgba(47,216,255,.35);}

/* ---------- 对比卡 ---------- */
.compare-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;align-items:stretch;
}
.compare-card{
  position:relative;
  display:flex;flex-direction:column;
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow);
  padding:28px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.compare-card:hover{transform:translateY(-4px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-hover);border-color:rgba(47,216,255,.35);}
.compare-card.is-featured{
  border-color:rgba(255,176,58,.5);
  box-shadow:0 0 0 1px rgba(255,176,58,.35),0 20px 60px rgba(0,0,0,.5);
  background:linear-gradient(180deg,rgba(255,176,58,.08),rgba(255,255,255,.03));
}
.ribbon{
  position:absolute;top:-13px;right:22px;
  font-size:12px;letter-spacing:.5px;color:#241505;font-weight:700;
  background:linear-gradient(135deg,var(--amber),#FFD07A);
  padding:5px 14px;border-radius:999px;
  box-shadow:0 8px 20px rgba(255,176,58,.35);
}
.compare-tag{
  display:inline-block;font-size:12px;letter-spacing:.5px;
  color:var(--glow-1);padding:5px 12px;border-radius:999px;
  border:1px solid rgba(47,216,255,.32);background:rgba(47,216,255,.08);
  margin-bottom:16px;
}
.compare-card h3{margin-bottom:10px;}
.compare-desc{color:var(--text-2);font-size:14px;line-height:1.8;min-height:50px;margin-bottom:20px;}
.spec-list{border-top:1px solid var(--line);margin-bottom:24px;flex:1;}
.spec-list li{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;
}
.spec-list span{color:var(--text-3);}
.spec-list b{color:var(--text);font-weight:600;}

/* ---------- 图文交错 ---------- */
.split{
  display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;
}
.split.reverse .split-media{order:2;}
.split-media{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow);
}
.split-media img{width:100%;height:100%;object-fit:cover;border-radius:0;aspect-ratio:16/11;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,24,.05),rgba(7,12,24,.55));
  pointer-events:none;
}
.split-body h3{margin-bottom:14px;}
.split-body p{color:var(--text-2);margin-bottom:18px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:9px 0;color:var(--text-2);font-size:15px;
}
.check-list i{color:var(--glow-1);margin-top:6px;font-size:13px;}
.blocks{gap:96px;display:grid;}

/* ---------- 步骤 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  border:1px solid var(--glass-line);border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  padding:26px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,216,255,.35);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  font-weight:700;font-size:17px;color:#04121F;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
  box-shadow:0 8px 22px rgba(47,216,255,.32);
  margin-bottom:16px;
}
.step h4{margin-bottom:8px;}
.step p{color:var(--text-2);font-size:14px;line-height:1.8;}

/* ---------- 评价 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote{
  border:1px solid var(--glass-line);border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  padding:26px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.quote:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,216,255,.3);}
.quote p{color:var(--text);font-size:15px;line-height:1.85;margin-bottom:20px;}
.quote-who{display:flex;align-items:center;gap:12px;}
.avatar{
  width:42px;height:42px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;color:#04121F;
  background:linear-gradient(135deg,var(--glow-1),var(--glow-2));
}
.who-name{font-size:15px;font-weight:600;}
.who-role{font-size:13px;color:var(--text-3);}

/* ---------- 更新列表 ---------- */
.update-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.update{
  display:block;
  border:1px solid var(--glass-line);border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  padding:24px;
  color:var(--text);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.update:hover{color:var(--text);transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(47,216,255,.35);}
.update time{display:block;font-size:13px;color:var(--glow-1);letter-spacing:.4px;margin-bottom:10px;}
.update h4{margin-bottom:10px;font-size:17px;line-height:1.5;}
.update p{color:var(--text-2);font-size:14px;line-height:1.8;}
.badge{
  display:inline-block;font-size:12px;letter-spacing:.5px;
  color:var(--text-2);border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  padding:4px 10px;border-radius:999px;
}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:0 auto;}
.faq-item{
  border:1px solid var(--glass-line);
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.04);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.open{border-color:rgba(47,216,255,.42);box-shadow:0 0 0 1px rgba(47,216,255,.18);}
.faq-q{
  width:100%;min-height:60px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 22px;
  background:transparent;border:0;cursor:pointer;
  color:var(--text);font-size:16px;font-weight:600;text-align:left;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--glow-1);}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);font-size:12px;
  transition:transform .25s ease,color .25s ease,border-color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);color:var(--glow-1);border-color:rgba(47,216,255,.5);}
.faq-a{
  display:grid;grid-template-rows:0fr;
  transition:grid-template-rows .3s ease;
}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;}
.faq-a p{
  padding:0 22px 20px;
  color:var(--text-2);font-size:15px;line-height:1.9;
  border-left:2px solid rgba(47,216,255,.5);
  margin-left:22px;padding-left:16px;
}

/* ---------- CTA + 表单 ---------- */
.cta{
  position:relative;overflow:hidden;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-3);
  padding:100px 0;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  opacity:.16;
}
.cta::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 380px at 22% 30%,rgba(255,176,58,.16),transparent 70%),
             radial-gradient(620px 420px at 82% 70%,rgba(47,216,255,.16),transparent 72%);
}
.cta-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;
}
.cta-copy h2{margin-bottom:16px;}
.cta-copy p{color:var(--text-2);max-width:520px;margin-bottom:22px;}
.seat-note{display:flex;align-items:center;gap:10px;color:var(--amber);font-size:14px;font-weight:600;}
.signup-card{
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  background:rgba(9,15,30,.75);
  backdrop-filter:blur(16px);
  box-shadow:var(--shadow);
  padding:30px;
}
.signup-card h3{font-size:20px;margin-bottom:6px;}
.signup-card .form-hint{font-size:13px;color:var(--text-3);margin-bottom:22px;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13px;color:var(--text-3);margin-bottom:8px;letter-spacing:.3px;}
.form-row input,.form-row select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-row input::placeholder{color:var(--text-3);}
.form-row input:focus,.form-row select:focus{
  outline:none;
  border-color:rgba(47,216,255,.6);
  box-shadow:0 0 0 3px rgba(47,216,255,.16);
  background:rgba(255,255,255,.07);
}
.form-row select option{background:#0B1224;color:var(--text);}
.form-note{font-size:13px;color:var(--text-3);margin-top:14px;text-align:center;}
.form-feedback{
  display:none;margin-top:14px;padding:12px 14px;border-radius:var(--radius-sm);
  font-size:14px;align-items:flex-start;gap:10px;
}
.form-feedback.show{display:flex;}
.form-feedback.ok{background:rgba(56,211,159,.12);color:var(--ok);border:1px solid rgba(56,211,159,.35);}
.form-feedback.err{background:rgba(255,122,107,.12);color:var(--warn);border:1px solid rgba(255,122,107,.35);}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#050912;
  border-top:1px solid var(--line);
  padding:76px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.85;max-width:340px;}
.footer-title{
  font-size:14px;font-weight:600;color:var(--text);letter-spacing:.4px;margin-bottom:16px;
}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:var(--text-3);font-size:14px;display:inline-flex;min-height:32px;align-items:center;}
.footer-links a:hover{color:var(--glow-1);}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding-top:22px;
  color:var(--text-3);font-size:13px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .container{padding:0 24px;}
  h1{font-size:38px;}
  h2{font-size:29px;}
  .section{padding:84px 0;}
  .nav-side,.nav-right-wrap{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{grid-template-columns:auto 1fr auto;}
  .brand{justify-self:start;}
  .compare-grid,.quote-grid,.update-list{grid-template-columns:repeat(2,1fr);}
  .step-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:36px;}
  .split.reverse .split-media{order:0;}
  .cta-inner{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  body{font-size:15px;}
  h1{font-size:30px;}
  h2{font-size:25px;}
  h3{font-size:20px;}
  .section{padding:64px 0;}
  .hero{padding:64px 0 60px;}
  .hero-bg{width:100%;opacity:.18;}
  .hero-sub{font-size:16px;}
  .stat-bar{display:grid;grid-template-columns:1fr 1fr;width:100%;padding:16px 4px;}
  .stat{padding:10px 16px;min-width:0;}
  .stat + .stat{border-left:0;}
  .stat:nth-child(even){border-left:1px solid var(--line);}
  .stat:nth-child(n+3){border-top:1px solid var(--line);}
  .stat strong{font-size:24px;}
  .btn-row{flex-direction:column;}
  .btn-row .btn{width:100%;}
  .compare-grid,.quote-grid,.update-list,.step-grid{grid-template-columns:1fr;}
  .card,.compare-card,.step,.quote,.update{padding:22px;}
  .signup-card{padding:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:56px 0 24px;}
  .faq-a p{margin-left:16px;padding-left:12px;}
  .blocks{gap:64px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .drawer{padding:16px 20px 24px;}
  h1{font-size:27px;}
  .stat-bar{grid-template-columns:1fr;}
  .stat:nth-child(even){border-left:0;}
  .stat:nth-child(n+2){border-top:1px solid var(--line);}
  .faq-q{font-size:15px;padding:14px 16px;}
}

/* roulang page: category5 */
:root{
  --bg:#070C18;
  --bg-2:#0B1224;
  --bg-3:#0E1730;
  --glow-1:#2FD8FF;
  --glow-2:#3B82F6;
  --amber:#FFB03A;
  --success:#38D39F;
  --warn:#FF7A6B;
  --text:#EAF1FF;
  --muted:#9FB0CC;
  --faint:#6C7C99;
  --line:rgba(255,255,255,.10);
  --glass-line:rgba(255,255,255,.16);
  --glass:rgba(255,255,255,.04);
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --glow-shadow:0 0 0 1px rgba(47,216,255,.35), 0 12px 40px rgba(47,216,255,.18);
  --font:-apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%, rgba(47,216,255,.13), transparent 62%),
    radial-gradient(900px 520px at 92% 6%, rgba(59,130,246,.14), transparent 60%),
    var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease, opacity .18s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--glow-1);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  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(120deg,var(--amber),#FFC96A);
  color:#1B1205;
  box-shadow:0 8px 24px rgba(255,176,58,.32);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(255,176,58,.46);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 18px rgba(255,176,58,.3);}
.btn-glow{
  background:linear-gradient(120deg,var(--glow-1),var(--glow-2));
  color:#04101F;
  box-shadow:0 8px 24px rgba(47,216,255,.35);
}
.btn-glow:hover{transform:translateY(-2px);box-shadow:0 14px 40px rgba(47,216,255,.5);}
.btn-glow:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:var(--glass-line);
  color:var(--text);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(47,216,255,.12);border-color:rgba(47,216,255,.5);transform:translateY(-2px);}
.btn-block{width:100%;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,12,24,.42);
  border-bottom:1px solid transparent;
  transition:background .28s ease, border-color .28s ease, backdrop-filter .28s ease, box-shadow .28s ease;
}
.site-header.is-scrolled{
  background:rgba(7,12,24,.88);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
  box-shadow:0 14px 44px rgba(0,0,0,.42);
}
.header-inner{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:18px;
  height:72px;
}
.nav-side{display:flex;align-items:center;gap:24px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  min-height:44px;
  font-size:15px;
  color:var(--muted);
  padding:4px 2px;
}
.nav-link:hover{color:var(--text);}
.nav-link.active{color:var(--text);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 12px rgba(47,216,255,.65);
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:700;letter-spacing:.4px;color:#fff;
  text-shadow:0 0 26px rgba(47,216,255,.35);
}
.brand-mark{
  width:16px;height:16px;flex:0 0 16px;
  background:conic-gradient(from 210deg,var(--glow-1),var(--glow-2) 55%,var(--amber));
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  box-shadow:0 0 18px rgba(47,216,255,.6);
}
.nav-cta{height:42px;padding:0 20px;font-size:14px;margin-left:6px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--glass-line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  align-items:center;justify-content:center;
  font-size:17px;
}
.nav-toggle:hover{background:rgba(47,216,255,.12);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(5,9,18,.97);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  display:none;
  flex-direction:column;
  padding:22px 24px 40px;
  overflow-y:auto;
}
.mobile-drawer.is-open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--glass-line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text);font-size:18px;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:28px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 4px;font-size:17px;color:var(--muted);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.active{color:var(--glow-1);font-weight:600;}
.drawer-nav a:hover{color:var(--text);}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:88px 0 76px;background:var(--bg-2);}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.24;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 460px at 80% 12%, rgba(47,216,255,.24), transparent 62%),
    linear-gradient(180deg, rgba(7,12,24,.72), rgba(7,12,24,.97));
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:22px;flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--glow-1);}
.breadcrumb span.sep{color:rgba(255,255,255,.22);}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12px;letter-spacing:.18em;color:var(--glow-1);
  padding:7px 14px;border-radius:999px;
  border:1px solid rgba(47,216,255,.32);
  background:rgba(47,216,255,.08);
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--glow-1);box-shadow:0 0 10px var(--glow-1);}
.page-hero h1{
  font-size:48px;line-height:1.2;font-weight:700;letter-spacing:-.5px;
  margin-bottom:18px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--glow-1),#8FE4FF 45%,var(--amber));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:560px;line-height:1.9;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow);
  background:var(--glass);
}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;}
.hero-media figcaption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--line);background:rgba(255,255,255,.03);}

.stat-row{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  margin-top:56px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stat{padding:24px 22px;border-left:1px solid var(--line);}
.stat:first-child{border-left:0;}
.stat-num{font-size:26px;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:.4px;}
.stat-num em{font-style:normal;color:var(--amber);}
.stat-label{font-size:13px;color:var(--faint);margin-top:4px;}

/* ---------- 板块 ---------- */
.section{padding:104px 0;}
.section--alt{background:var(--bg-3);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:46px;}
.section-head h2{font-size:34px;font-weight:700;line-height:1.3;letter-spacing:-.4px;}
.section-head p{color:var(--muted);margin-top:14px;font-size:16px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- 长文本 ---------- */
.prose{max-width:860px;margin:0 auto;}
.prose-figure{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow);
  margin-bottom:56px;
}
.prose-figure img{width:100%;aspect-ratio:21/9;object-fit:cover;}
.prose-figure figcaption{font-size:13px;color:var(--muted);padding:12px 18px;border-top:1px solid var(--line);background:rgba(255,255,255,.03);}
.prose-block{margin-bottom:46px;}
.prose-block:last-child{margin-bottom:0;}
.prose-block h2{
  position:relative;padding-left:20px;
  font-size:23px;font-weight:700;line-height:1.45;margin-bottom:16px;
}
.prose-block h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--glow-1),var(--glow-2));
  box-shadow:0 0 12px rgba(47,216,255,.55);
}
.prose-block p{color:var(--muted);line-height:1.9;margin-bottom:14px;}
.prose-block p:last-child{margin-bottom:0;}
.prose-list{margin-top:6px;}
.prose-list li{
  position:relative;padding-left:20px;color:var(--muted);line-height:1.85;margin-bottom:10px;
}
.prose-list li::before{
  content:"";position:absolute;left:0;top:12px;
  width:6px;height:6px;border-radius:50%;
  background:var(--glow-1);box-shadow:0 0 10px rgba(47,216,255,.7);
}
.prose-note{
  margin-top:22px;padding:18px 22px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(255,176,58,.28);
  background:rgba(255,176,58,.07);
  color:#FFD79A;font-size:14px;line-height:1.8;
}
.prose-note i{color:var(--amber);margin-right:8px;}

/* ---------- 服务卡 ---------- */
.grid-margin-x > .cell{padding-left:14px;padding-right:14px;}
.grid-margin-y > .cell{margin-top:28px;}
.cards-row{align-items:stretch;}
.service-card{
  height:100%;
  padding:26px 24px;
  border-radius:var(--radius-md);
  background:var(--glass);
  border:1px solid var(--glass-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
}
.service-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,216,255,.42);
  box-shadow:var(--glow-shadow);
  background:rgba(255,255,255,.06);
}
.service-icon{
  width:44px;height:44px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;color:var(--glow-1);
  background:rgba(47,216,255,.1);
  border:1px solid rgba(47,216,255,.24);
  margin-bottom:16px;
}
.service-card h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.service-card p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- 服务台卡 ---------- */
.desk-card{
  height:100%;
  padding:24px 22px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  transition:border-color .2s ease, background .2s ease, transform .2s ease;
}
.desk-card:hover{border-color:rgba(47,216,255,.38);background:rgba(255,255,255,.055);transform:translateY(-3px);}
.desk-time{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--amber);
  font-variant-numeric:tabular-nums;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,176,58,.1);
  border:1px solid rgba(255,176,58,.26);
}
.desk-card h3{font-size:17px;margin:14px 0 6px;font-weight:600;}
.desk-card p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .22s ease, background .22s ease;
}
.faq-item:hover{border-color:rgba(255,255,255,.22);}
.faq-item.is-open{
  border-color:rgba(47,216,255,.4);
  background:rgba(47,216,255,.055);
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;min-height:62px;padding:12px 22px;
  text-align:left;font-size:16.5px;font-weight:600;color:var(--text);
}
.faq-item.is-open .faq-q{color:#fff;}
.faq-icon{position:relative;width:20px;height:20px;flex:0 0 20px;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;border-radius:2px;background:var(--muted);
  transition:transform .25s ease, background .25s ease;
}
.faq-icon::before{left:2px;right:2px;top:9px;height:2px;}
.faq-icon::after{top:2px;bottom:2px;left:9px;width:2px;}
.faq-item.is-open .faq-icon::before{background:var(--glow-1);}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;}
.faq-a p{
  padding:0 22px 20px;font-size:15px;color:var(--muted);line-height:1.9;
}

/* ---------- CTA / 表单 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:
    radial-gradient(720px 420px at 14% 10%, rgba(47,216,255,.2), transparent 60%),
    radial-gradient(620px 380px at 88% 88%, rgba(255,176,58,.16), transparent 62%),
    var(--bg-2);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.cta-band h2{font-size:32px;font-weight:700;line-height:1.35;margin-bottom:16px;}
.cta-band p.lead{color:var(--muted);font-size:16px;line-height:1.9;max-width:520px;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;align-items:flex-start;gap:10px;color:var(--muted);font-size:15px;}
.cta-points i{color:var(--success);margin-top:7px;font-size:13px;}
.form-card{
  padding:30px 28px;
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.045);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card > p{font-size:14px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;letter-spacing:.3px;}
.field input,.field select{
  width:100%;height:48px;padding:0 16px;
  border-radius:12px;
  background:rgba(7,12,24,.72);
  border:1px solid var(--line);
  color:var(--text);
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.field input::placeholder{color:var(--faint);}
.field input:focus,.field select:focus{
  outline:none;
  border-color:rgba(47,216,255,.75);
  box-shadow:0 0 0 3px rgba(47,216,255,.16);
  background:rgba(7,12,24,.9);
}
.field select{cursor:pointer;}
.form-tip{font-size:13px;color:var(--faint);margin-top:14px;line-height:1.7;}
.form-msg{
  display:none;margin-top:14px;padding:12px 16px;border-radius:10px;
  font-size:14px;color:#B8F2DC;
  background:rgba(56,211,159,.12);
  border:1px solid rgba(56,211,159,.32);
}
.form-msg.is-visible{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#050912;
  border-top:1px solid var(--line);
  padding:76px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;}
.footer-brand .brand{font-size:18px;}
.footer-brand p{color:var(--faint);font-size:14px;line-height:1.85;margin-top:14px;max-width:330px;}
.footer-title{font-size:13px;font-weight:600;color:var(--text);letter-spacing:.08em;margin-bottom:18px;}
.footer-links li{margin-bottom:11px;}
.footer-links a{color:var(--muted);font-size:14px;}
.footer-links a:hover{color:var(--glow-1);}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:56px;padding-top:22px;
  border-top:1px solid var(--line);
  color:var(--faint);font-size:13px;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  .container{padding:0 24px;}
  .page-hero h1{font-size:38px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .section{padding:80px 0;}
  .section-head h2{font-size:29px;}
  .cta-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .nav-side{gap:16px;}
  .nav-link{font-size:14px;}
}

@media screen and (max-width:767px){
  .nav-side{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{display:flex;justify-content:space-between;height:64px;}
  .page-hero{padding:56px 0 52px;}
  .page-hero h1{font-size:31px;letter-spacing:-.2px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .stat-row{grid-template-columns:1fr 1fr;margin-top:40px;}
  .stat{padding:18px 16px;border-left:1px solid var(--line);}
  .stat:nth-child(odd){border-left:0;}
  .stat:nth-child(3),.stat:nth-child(4){border-top:1px solid var(--line);}
  .section{padding:60px 0;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:25px;}
  .prose-block h2{font-size:20px;}
  .faq-q{font-size:15.5px;padding:12px 18px;}
  .faq-a p{padding:0 18px 18px;}
  .form-card{padding:24px 20px;}
  .cta-band h2{font-size:25px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

@media screen and (max-width:520px){
  .container{padding:0 20px;}
  .page-hero h1{font-size:27px;}
  .stat-num{font-size:22px;}
  .section-head h2{font-size:22px;}
  .brand{font-size:17px;}
}