/* roulang page: index */
/* ================= 设计变量 ================= */
:root{
  --bg-0:#070A12;
  --bg-1:#0B111C;
  --panel:rgba(17,26,41,.78);
  --panel-solid:#111A29;
  --primary:#35D6FF;
  --primary-2:#22A8E8;
  --accent:#FF6A2B;
  --gold:#FFC24B;
  --text:#E9F1FF;
  --text-2:#93A3BE;
  --text-3:#64748B;
  --line:rgba(120,160,220,.14);
  --line-2:rgba(120,160,220,.26);
  --line-primary:rgba(53,214,255,.42);
  --r-lg:20px; --r:16px; --r-sm:10px; --r-xs:12px;
  --shadow-1:0 20px 50px rgba(2,6,16,.55);
  --shadow-2:0 10px 28px rgba(2,6,16,.45);
  --glow:0 0 0 1px rgba(53,214,255,.2),0 14px 40px rgba(34,168,232,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:220ms;
}

/* ================= 基础 reset ================= */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color var(--dur) var(--ease);}
a:hover{color:#7fe6ff;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);line-height:1.35;}
p{margin:0;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;padding:0;}
::selection{background:rgba(53,214,255,.28);color:#fff;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

/* ================= 容器 ================= */
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 40px;}
@media (min-width:1440px){.container{max-width:1320px;}}
@media (max-width:1024px){.container{padding:0 28px;}}
@media (max-width:640px){.container{padding:0 20px;}}

/* ================= 导航 ================= */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(7,10,18,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled{background:rgba(7,10,18,.9);box-shadow:0 14px 40px rgba(2,6,16,.6);}
.nav-inner{display:flex;align-items:center;gap:26px;height:74px;}
.logo{
  display:inline-flex;align-items:center;gap:2px;
  font-size:19px;font-weight:800;letter-spacing:.6px;
  color:var(--text);white-space:nowrap;flex-shrink:0;
}
.logo:hover{color:var(--text);}
.logo .lg-grad{
  background:linear-gradient(100deg,var(--accent) 10%,var(--primary) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav-main{flex:1;min-width:0;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-links a{
  position:relative;display:block;padding:9px 14px;
  font-size:14.5px;color:var(--text-2);border-radius:var(--r-sm);
  transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-links a:hover{color:var(--text);background:rgba(53,214,255,.07);}
.nav-links a.active{color:var(--text);}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
}
.nav-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.nav-search{
  display:flex;align-items:center;gap:9px;
  width:236px;padding:9px 12px;border-radius:999px;
  background:rgba(17,26,41,.72);border:1px solid var(--line);
  color:var(--text-3);font-size:13.5px;cursor:text;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.nav-search:focus-within{border-color:var(--line-primary);box-shadow:0 0 0 3px rgba(53,214,255,.12);}
.nav-search i{font-size:13px;color:var(--text-3);}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:13.5px;color:var(--text);padding:0;
}
.nav-search input::placeholder{color:var(--text-3);}
.kbd{
  font-size:11px;line-height:1;padding:4px 7px;border-radius:6px;
  border:1px solid var(--line-2);color:var(--text-3);
  background:rgba(255,255,255,.03);white-space:nowrap;
}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-sm);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);background:rgba(17,26,41,.6);
  transition:all var(--dur) var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:var(--line-primary);transform:translateY(-2px);}
.nav-burger{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:rgba(17,26,41,.6);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:all var(--dur) var(--ease);}
body.menu-open .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.menu-open .nav-burger span:nth-child(2){opacity:0;}
body.menu-open .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-mask{
  position:fixed;inset:0;background:rgba(3,6,14,.66);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:all var(--dur) var(--ease);z-index:80;
}
body.menu-open .nav-mask{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);z-index:95;
  background:rgba(11,17,28,.98);border-left:1px solid var(--line);
  padding:88px 24px 32px;overflow-y:auto;
  transform:translateX(102%);transition:transform 260ms var(--ease);
  display:flex;flex-direction:column;gap:24px;
}
body.menu-open .nav-drawer{transform:translateX(0);}
.drawer-search{display:flex;align-items:center;gap:9px;padding:11px 14px;border-radius:999px;background:rgba(17,26,41,.9);border:1px solid var(--line);}
.drawer-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;font-size:14px;}
.drawer-search input::placeholder{color:var(--text-3);}
.drawer-links{display:flex;flex-direction:column;gap:6px;}
.drawer-links a{
  padding:13px 16px;border-radius:var(--r-sm);font-size:15px;color:var(--text-2);
  border:1px solid transparent;transition:all var(--dur) var(--ease);
}
.drawer-links a:hover,.drawer-links a.active{
  color:var(--text);background:rgba(53,214,255,.08);border-color:var(--line-primary);
}

/* ================= 按钮 ================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),
             background var(--dur) var(--ease),color var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-primary{
  color:#04121B;
  background:linear-gradient(100deg,var(--accent) 0%,var(--primary) 88%);
  box-shadow:0 0 0 1px rgba(53,214,255,.35),0 10px 30px rgba(255,106,43,.22);
}
.btn-primary:hover{
  color:#04121B;filter:brightness(1.08);transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(53,214,255,.55),0 16px 42px rgba(53,214,255,.34);
}
.btn-primary:active{transform:translateY(1px);filter:brightness(.96);}
.btn-ghost{background:transparent;color:var(--text);border-color:rgba(53,214,255,.42);}
.btn-ghost:hover{background:rgba(53,214,255,.08);color:var(--text);transform:translateY(-2px);border-color:var(--line-primary);}
.btn-ghost:active{transform:translateY(1px);}
.btn[disabled]{opacity:.5;saturate:.5;pointer-events:none;}

/* ================= 徽章 / 标签 ================= */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;line-height:1.6;
  background:rgba(53,214,255,.12);color:var(--primary);
  border:1px solid rgba(53,214,255,.22);
}
.badge-warm{background:rgba(255,106,43,.13);color:#FF9A63;border-color:rgba(255,106,43,.28);}
.badge-gold{background:rgba(255,194,75,.13);color:var(--gold);border-color:rgba(255,194,75,.28);}

/* ================= 板块通用 ================= */
.section{padding:96px 0;}
.section-sm{padding:72px 0;}
.section-xs{padding:48px 0;}
.sec-head{max-width:780px;margin-bottom:38px;}
.sec-eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:2.4px;
  color:var(--primary);margin-bottom:12px;font-weight:600;
}
.sec-head h2{font-size:clamp(26px,3.2vw,34px);margin-bottom:14px;}
.sec-head p{color:var(--text-2);font-size:16px;max-width:720px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ================= 首屏 Hero ================= */
.hero{position:relative;padding:86px 0 72px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(880px 420px at 10% 0%,rgba(53,214,255,.15),transparent 62%),
    radial-gradient(680px 380px at 92% 14%,rgba(255,106,43,.13),transparent 66%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(32px,4.4vw,50px);line-height:1.24;margin-bottom:20px;letter-spacing:-.4px;}
.hero h1 .hl{
  background:linear-gradient(100deg,var(--primary),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:18px;color:var(--text-2);margin-bottom:32px;line-height:1.7;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px;}
.hero-trust{display:flex;gap:10px;flex-wrap:wrap;}
.trust-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(17,26,41,.55);
}
.trust-chip i{color:var(--primary);font-size:12px;}
.hero-visual{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--shadow-1);}
.hero-visual img{width:100%;height:100%;object-fit:cover;min-height:380px;}
.hero-visual::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 5px);
  opacity:.45;
}
.hero-visual .corner-tag{
  position:absolute;left:18px;top:18px;z-index:2;
  padding:6px 14px;border-radius:999px;font-size:12.5px;letter-spacing:1.4px;
  background:rgba(7,10,18,.78);border:1px solid var(--line-primary);color:var(--primary);
  backdrop-filter:blur(8px);
}
.hero-visual .corner-no{
  position:absolute;right:18px;bottom:16px;z-index:2;
  font-size:13px;letter-spacing:2px;color:var(--text-2);
  padding:6px 14px;border-radius:999px;background:rgba(7,10,18,.78);
  border:1px solid var(--line);backdrop-filter:blur(8px);
}

/* ================= 数据条 ================= */
.stats-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.stat{padding:34px 26px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat .num{
  font-size:clamp(28px,3.4vw,40px);font-weight:800;line-height:1.1;
  background:linear-gradient(120deg,var(--text),var(--primary));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat .num small{font-size:16px;font-weight:600;margin-left:3px;}
.stat .label{font-size:14px;color:var(--text-2);margin-top:8px;}

/* ================= 优惠阶梯 ================= */
.tier-track{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;align-items:end;}
.tier{
  position:relative;padding:30px 28px 32px;border-radius:var(--r);
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--shadow-2);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.tier:nth-child(1){min-height:268px;}
.tier:nth-child(2){min-height:312px;border-color:rgba(53,214,255,.26);}
.tier:nth-child(3){
  min-height:356px;
  background:linear-gradient(180deg,rgba(53,214,255,.11),rgba(17,26,41,.92));
  border-color:var(--line-primary);
  box-shadow:0 0 0 1px rgba(53,214,255,.18),0 22px 56px rgba(34,168,232,.16);
}
.tier:hover{transform:translateY(-4px);border-color:var(--line-primary);}
.tier .tier-no{
  font-size:12.5px;letter-spacing:2.4px;color:var(--text-3);margin-bottom:14px;display:block;
}
.tier:nth-child(3) .tier-no{color:var(--gold);}
.tier h3{font-size:21px;margin-bottom:10px;}
.tier .tier-desc{font-size:14.5px;color:var(--text-2);margin-bottom:20px;}
.tier ul{display:flex;flex-direction:column;gap:11px;}
.tier li{position:relative;padding-left:20px;font-size:14.5px;color:var(--text-2);}
.tier li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:3px;
  background:linear-gradient(120deg,var(--primary),var(--accent));
}
.tier-foot{margin-top:24px;padding-top:18px;border-top:1px solid var(--line);font-size:13.5px;color:var(--text-3);}

/* ================= 对比表 ================= */
.compare-wrap{overflow-x:auto;padding-bottom:8px;}
.compare{min-width:840px;border-radius:var(--r);border:1px solid var(--line);overflow:hidden;background:rgba(11,17,28,.6);}
.cmp-row{display:grid;grid-template-columns:200px repeat(3,1fr);border-bottom:1px solid var(--line);}
.cmp-row:last-child{border-bottom:0;}
.cmp-row.head{background:rgba(17,26,41,.92);}
.cmp-cell{padding:18px 22px;font-size:14.5px;color:var(--text-2);border-right:1px solid var(--line);}
.cmp-cell:last-child{border-right:0;}
.cmp-row.head .cmp-cell{font-size:15px;font-weight:700;color:var(--text);padding-top:24px;padding-bottom:24px;}
.cmp-cell.dim{color:var(--text);font-weight:600;background:rgba(7,10,18,.42);}
.cmp-cell.reco{
  position:relative;
  background:rgba(53,214,255,.07);
  box-shadow:inset 0 0 0 1px rgba(53,214,255,.3);
}
.cmp-row.head .cmp-cell.reco{
  background:linear-gradient(180deg,rgba(53,214,255,.2),rgba(53,214,255,.06));
}
.cmp-cell.reco::before{
  content:"推荐";position:absolute;right:14px;top:10px;
  font-size:11px;font-weight:600;color:#04121B;
  background:linear-gradient(100deg,var(--gold),var(--accent));
  padding:3px 9px;border-radius:999px;letter-spacing:.5px;
}
.cmp-price{display:flex;flex-direction:column;gap:4px;}
.cmp-price strong{font-size:22px;color:var(--text);font-weight:800;letter-spacing:-.3px;}
.cmp-price span{font-size:12.5px;color:var(--text-3);}
.cmp-note{font-size:12.5px;color:var(--text-3);margin-top:10px;}
.group-sep{height:1px;background:linear-gradient(90deg,transparent,rgba(53,214,255,.34),transparent);}

/* ================= 限时横幅 ================= */
.flash{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(255,106,43,.34);
  background:linear-gradient(100deg,rgba(255,106,43,.16),rgba(53,214,255,.14));
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.flash::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.045) 0 1px,transparent 1px 7px);
}
.flash-info{position:relative;z-index:2;max-width:620px;}
.flash-info h2{font-size:clamp(22px,2.6vw,28px);margin-bottom:12px;}
.flash-info p{color:var(--text-2);font-size:15px;}
.flash-right{position:relative;z-index:2;display:flex;align-items:center;gap:28px;flex-wrap:wrap;}
.countdown{display:flex;align-items:center;gap:6px;}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:52px;height:56px;border-radius:var(--r-xs);
  font-size:24px;font-weight:800;color:var(--gold);
  background:rgba(7,10,18,.72);border:1px solid rgba(255,194,75,.32);
  letter-spacing:1px;
}
.cd-colon{color:var(--gold);font-weight:800;font-size:20px;}
.countdown-label{font-size:12.5px;color:var(--text-2);text-align:center;margin-top:8px;letter-spacing:1px;}
.flash-bar{
  position:relative;z-index:2;width:100%;margin-top:22px;
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.progress{flex:1;min-width:200px;height:6px;border-radius:999px;background:rgba(7,10,18,.6);overflow:hidden;}
.progress i{display:block;height:100%;width:76%;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--accent));}
.progress-text{font-size:13px;color:var(--text-2);}

/* ================= 内容动态（CMS 区块） ================= */
.news-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:26px;align-items:start;}
.post-feature{
  display:block;border-radius:var(--r);overflow:hidden;
  background:var(--panel);border:1px solid var(--line);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.post-feature:hover{transform:translateY(-3px);border-color:var(--line-primary);box-shadow:var(--glow);}
.post-feature .media{position:relative;overflow:hidden;}
.post-feature .media img{width:100%;height:250px;object-fit:cover;}
.post-feature .media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(7,10,18,.72));}
.post-feature .body{padding:24px 26px 28px;}
.post-feature h3{font-size:19px;margin:12px 0 10px;line-height:1.5;color:var(--text);}
.post-feature:hover h3{color:var(--primary);}
.post-feature p{
  font-size:14.5px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-list{display:flex;flex-direction:column;gap:14px;}
.post-row{
  display:block;padding:20px 22px;border-radius:var(--r-sm);
  background:rgba(17,26,41,.6);border:1px solid var(--line);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.post-row:hover{transform:translateX(4px);border-color:var(--line-primary);background:rgba(17,26,41,.95);}
.post-row h4{font-size:16px;margin:10px 0 8px;line-height:1.55;color:var(--text);font-weight:600;}
.post-row:hover h4{color:var(--primary);}
.post-row p{
  font-size:13.5px;color:var(--text-3);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{display:flex;align-items:center;gap:14px;margin-top:12px;font-size:12.5px;color:var(--text-3);}
.post-meta i{margin-right:5px;color:var(--text-3);}
.empty-state{
  padding:56px 32px;text-align:center;border-radius:var(--r);
  border:1px dashed var(--line-2);background:rgba(17,26,41,.45);
}
.empty-state i{font-size:26px;color:var(--text-3);margin-bottom:14px;display:block;}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:16px;}

/* ================= FAQ ================= */
.faq-list{border-radius:var(--r);border:1px solid var(--line);background:rgba(11,17,28,.55);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px 22px 30px;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text);
  position:relative;transition:color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.faq-q::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;border-radius:0 3px 3px 0;
  background:linear-gradient(180deg,var(--primary),var(--accent));
  opacity:.55;transition:opacity var(--dur) var(--ease);
}
.faq-q:hover{background:rgba(53,214,255,.05);color:var(--primary);}
.faq-q:hover::before{opacity:1;}
.faq-q .arrow{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line-2);display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;color:var(--text-2);
  transition:transform 240ms var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.faq-item.is-open .faq-q{color:var(--primary);}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-item.is-open .faq-q .arrow{transform:rotate(180deg);border-color:var(--line-primary);color:var(--primary);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease);}
.faq-a p{padding:0 60px 26px 30px;font-size:15px;line-height:1.9;color:var(--text-2);}

/* ================= 表单 CTA ================= */
.cta-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:52px;
  padding:52px;border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(17,26,41,.95),rgba(11,17,28,.92));
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  position:relative;overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;top:-120px;right:-80px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(53,214,255,.18),transparent 68%);
}
.cta-left{position:relative;z-index:2;}
.cta-left h2{font-size:clamp(24px,2.8vw,30px);margin-bottom:16px;}
.cta-left p{color:var(--text-2);font-size:15.5px;margin-bottom:26px;}
.cta-points{display:flex;flex-direction:column;gap:14px;}
.cta-points li{position:relative;padding-left:26px;font-size:14.5px;color:var(--text-2);}
.cta-points li i{position:absolute;left:0;top:4px;color:var(--primary);font-size:13px;}
.form-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.form-field{display:flex;flex-direction:column;gap:8px;}
.form-field.full{grid-column:1 / -1;}
.form-field label{font-size:13.5px;color:var(--text-2);}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 15px;border-radius:var(--r-xs);
  background:rgba(7,10,18,.72);border:1px solid var(--line);
  color:var(--text);font-size:14.5px;outline:none;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.form-field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--text-3);}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--line-primary);box-shadow:0 0 0 4px rgba(53,214,255,.12);
}
.form-field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.form-hint{grid-column:1 / -1;font-size:12.5px;color:var(--text-3);}
.form-submit{grid-column:1 / -1;justify-self:start;}

/* ================= 页脚 ================= */
.site-footer{
  margin-top:96px;background:#05070D;border-top:1px solid var(--line);
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;}
.footer-brand .logo{font-size:18px;margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-3);line-height:1.8;max-width:300px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);font-weight:600;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:var(--text-3);}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{font-size:14px;color:var(--text-3);display:flex;gap:10px;align-items:flex-start;}
.footer-contact i{color:var(--primary);font-size:13px;margin-top:6px;}
.footer-bottom{
  margin-top:52px;padding:22px 0;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom .fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--primary);}

/* ================= 响应式 ================= */
@media (max-width:1100px){
  .nav-search{width:190px;}
  .nav-links a{padding:9px 11px;font-size:14px;}
}
@media (max-width:1024px){
  .nav-main,.nav-search,.icon-btn{display:none;}
  .nav-burger{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-visual img{min-height:300px;}
  .tier-track{grid-template-columns:1fr;gap:18px;}
  .tier,.tier:nth-child(1),.tier:nth-child(2),.tier:nth-child(3){min-height:0;}
  .news-grid{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;gap:36px;padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  .section{padding:72px 0;}
  .section-sm{padding:56px 0;}
  .section-xs{padding:38px 0;}
  .stats-bar{grid-template-columns:1fr 1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:26px 18px;}
  .stat:nth-child(odd){border-right:1px solid var(--line);}
  .stat:nth-last-child(-n+2){border-bottom:0;}
  .flash{padding:30px 24px;}
  .cd-num{min-width:46px;height:50px;font-size:20px;}
  .faq-a p{padding:0 30px 24px 26px;}
  .faq-q{padding:18px 20px 18px 26px;font-size:15.5px;}
  .form-grid{grid-template-columns:1fr;}
  .hero{padding:64px 0 52px;}
}
@media (max-width:520px){
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-panel{padding:28px 22px;}
  .flash-right{width:100%;}
  .countdown{width:100%;justify-content:space-between;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --bg-0:#070A12;
  --bg-1:#0B111C;
  --panel:#111A29;
  --panel-2:rgba(17,26,41,.72);
  --line:rgba(53,214,255,.14);
  --line-soft:rgba(147,163,190,.14);
  --cyan:#35D6FF;
  --cyan-deep:#22A8E8;
  --orange:#FF6A2B;
  --gold:#FFC24B;
  --text:#E9F1FF;
  --text-2:#C8D6EC;
  --muted:#93A3BE;
  --weak:#64748B;
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-img:14px;
  --r-pill:999px;
  --shadow-lg:0 24px 52px rgba(0,0,0,.55);
  --shadow-md:0 14px 32px rgba(0,0,0,.42);
  --shadow-glow:0 0 0 1px rgba(53,214,255,.16),0 0 26px rgba(53,214,255,.10) inset;
  --ease:cubic-bezier(.22,.61,.36,1);
  --t-fast:180ms;
  --t-mid:240ms;
  --gap-1:96px;
  --gap-2:72px;
  --gap-3:48px;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(760px 420px at 12% -6%,rgba(53,214,255,.12),transparent 66%),
    radial-gradient(620px 380px at 92% 4%,rgba(255,106,43,.10),transparent 68%);
  z-index:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color var(--t-fast) var(--ease);}
a:hover{color:#7FE6FF;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--text);line-height:1.35;letter-spacing:.005em;}
p{margin:0 0 1.2em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:40px;
  padding-right:40px;
  position:relative;
  z-index:1;
}
.section{padding:var(--gap-1) 0;}
.section--tight{padding:var(--gap-2) 0;}
.section--soft{background:linear-gradient(180deg,rgba(11,17,28,.0),rgba(11,17,28,.85) 45%,rgba(11,17,28,.0));}
.sec-head{max-width:760px;margin-bottom:38px;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.16em;color:var(--cyan);
  text-transform:uppercase;margin-bottom:14px;
}
.sec-head .eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent);}
.sec-head h2{font-size:32px;font-weight:700;}
.sec-head p{margin:14px 0 0;color:var(--muted);font-size:16px;max-width:720px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:0 22px;height:46px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  letter-spacing:.02em;
  transition:transform var(--t-fast) var(--ease),box-shadow var(--t-mid) var(--ease),background-color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),filter var(--t-fast) var(--ease);
  white-space:nowrap;
}
.btn-primary{
  color:#04121A;
  background:linear-gradient(100deg,var(--orange) 0%,#FF8A4B 26%,var(--cyan) 100%);
  box-shadow:0 0 0 1px rgba(53,214,255,.30),0 12px 26px rgba(34,168,232,.28);
}
.btn-primary:hover{
  color:#04121A;
  transform:translateY(-2px);
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(53,214,255,.55),0 16px 36px rgba(34,168,232,.42);
}
.btn-primary:active{transform:translateY(1px);filter:brightness(.98);}
.btn-ghost{
  color:var(--text);
  background:rgba(53,214,255,.03);
  border:1px solid rgba(53,214,255,.34);
}
.btn-ghost:hover{
  color:var(--text);
  background:rgba(53,214,255,.10);
  border-color:rgba(53,214,255,.62);
  transform:translateY(-2px);
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;
  background:rgba(53,214,255,.14);
  color:#8FE7FF;
  border:1px solid rgba(53,214,255,.22);
}
.badge-warm{background:rgba(255,106,43,.14);color:#FFB48B;border-color:rgba(255,106,43,.26);}
.badge-gold{background:rgba(255,194,75,.14);color:#FFD98A;border-color:rgba(255,194,75,.26);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,10,18,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow var(--t-mid) var(--ease),background-color var(--t-mid) var(--ease);
}
.site-header.is-stuck{
  background:rgba(7,10,18,.9);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.nav-wrap{
  display:flex;align-items:center;gap:28px;
  min-height:76px;
}
.logo{
  font-size:19px;font-weight:800;letter-spacing:.02em;color:var(--text);
  display:inline-flex;align-items:center;gap:2px;flex-shrink:0;
}
.logo:hover{color:var(--text);}
.lg-grad{
  background:linear-gradient(100deg,var(--cyan) 0%,#7FE6FF 40%,var(--orange) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav-main{flex:1 1 auto;min-width:0;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:14.5px;
  color:var(--muted);
  font-weight:500;
  white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:linear-gradient(90deg,var(--cyan),var(--orange));
  border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--t-mid) var(--ease);
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--text);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.command-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 12px;
  min-width:230px;
  border-radius:var(--r-pill);
  background:rgba(17,26,41,.75);
  border:1px solid var(--line-soft);
  transition:border-color var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease);
}
.command-search:focus-within{
  border-color:rgba(53,214,255,.6);
  box-shadow:0 0 0 4px rgba(53,214,255,.12);
}
.command-search i{color:var(--weak);font-size:13px;}
.command-search input{
  flex:1 1 auto;min-width:0;
  background:transparent;border:0;outline:none;
  font-size:13.5px;color:var(--text);
}
.command-search input::placeholder{color:var(--weak);}
.kbd{
  font-size:11.5px;color:var(--muted);
  border:1px solid var(--line-soft);
  border-radius:6px;padding:1px 6px;
  background:rgba(147,163,190,.08);
}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-btn);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-soft);
  color:var(--muted);
  background:rgba(17,26,41,.6);
  transition:color var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),transform var(--t-fast) var(--ease);
}
.icon-btn:hover{color:var(--cyan);border-color:rgba(53,214,255,.45);transform:translateY(-2px);}
.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:var(--r-btn);
  border:1px solid var(--line-soft);
  color:var(--text);
  align-items:center;justify-content:center;
  background:rgba(17,26,41,.7);
}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:min(340px,86vw);
  background:rgba(9,14,24,.98);
  border-left:1px solid var(--line);
  padding:26px 22px 32px;
  transform:translateX(102%);
  transition:transform var(--t-mid) var(--ease);
  z-index:80;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{color:var(--muted);font-size:20px;}
.drawer-close:hover{color:var(--cyan);}
.drawer-links{display:flex;flex-direction:column;gap:2px;margin-bottom:24px;}
.drawer-links a{
  display:block;padding:13px 12px;border-radius:var(--r-btn);
  color:var(--muted);font-size:15px;border:1px solid transparent;
}
.drawer-links a:hover,.drawer-links a.active{
  color:var(--text);background:rgba(53,214,255,.08);border-color:rgba(53,214,255,.22);
}
.drawer-search{display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:var(--r-pill);background:rgba(17,26,41,.8);border:1px solid var(--line-soft);margin-bottom:16px;}
.drawer-search input{flex:1 1 auto;min-width:0;background:transparent;border:0;outline:none;font-size:14px;}
.nav-overlay{
  position:fixed;inset:0;background:rgba(4,7,13,.62);
  opacity:0;visibility:hidden;transition:opacity var(--t-mid) var(--ease),visibility var(--t-mid);
  z-index:70;
}
.nav-overlay.is-open{opacity:1;visibility:visible;}

/* ============ 面包屑 + 文章页头 ============ */
.article-hero{
  position:relative;
  padding:56px 0 44px;
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.10;filter:saturate(.9);
  pointer-events:none;
}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:13.5px;color:var(--weak);margin-bottom:20px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb .sep{width:1px;height:12px;background:rgba(147,163,190,.34);display:inline-block;}
.breadcrumb .crumb-cur{color:var(--text-2);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-hero h1{
  font-size:clamp(28px,3.4vw,44px);
  font-weight:800;
  line-height:1.32;
  margin:16px 0 18px;
  max-width:960px;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 22px;
  color:var(--muted);font-size:14px;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--cyan);font-size:13px;}

/* ============ 主体两栏 ============ */
.article-main{padding:56px 0 88px;}
.article-grid{padding:0;}
.article-col{padding-right:34px;}
.sidebar-col{padding-left:10px;}

.article-body{
  background:var(--panel-2);
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  padding:38px 40px 44px;
  box-shadow:var(--shadow-md);
  max-width:820px;
  overflow-wrap:break-word;
}
.article-body h2{
  position:relative;
  font-size:27px;
  margin:42px 0 16px;
  padding-left:16px;
}
.article-body h2:first-child{margin-top:0;}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;
  width:4px;height:.92em;border-radius:3px;
  background:linear-gradient(180deg,var(--cyan),var(--orange));
}
.article-body h3{font-size:20px;margin:30px 0 12px;font-weight:600;color:#DCE9FF;}
.article-body h4{font-size:17px;margin:24px 0 10px;color:#CBDCF6;}
.article-body p{font-size:16.5px;line-height:1.85;color:var(--text-2);margin:0 0 1.2em;}
.article-body a{color:var(--cyan);border-bottom:1px solid rgba(53,214,255,.36);}
.article-body a:hover{color:#8FE7FF;border-bottom-color:rgba(53,214,255,.8);}
.article-body strong{color:#F2F7FF;font-weight:600;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:6px;}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:22px;margin-bottom:.62em;
  font-size:16px;line-height:1.8;color:var(--text-2);
}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;
  width:7px;height:7px;border-radius:50%;
  background:linear-gradient(120deg,var(--cyan),var(--cyan-deep));
  box-shadow:0 0 8px rgba(53,214,255,.5);
}
.article-body ol{counter-reset:li;}
.article-body ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.34em;
  width:18px;height:18px;border-radius:50%;
  font-size:11px;line-height:18px;text-align:center;
  color:var(--cyan);background:rgba(53,214,255,.14);
}
.article-body blockquote{
  margin:26px 0;
  padding:18px 22px;
  border-left:3px solid var(--cyan);
  border-radius:0 12px 12px 0;
  background:rgba(53,214,255,.07);
  color:#D6E6FB;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:26px auto;box-shadow:var(--shadow-md);}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--weak);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;
}
.article-body thead th{
  background:rgba(53,214,255,.10);
  color:#CFE8FF;font-weight:600;text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--line-soft);
}
.article-body tbody td{
  padding:12px 14px;color:var(--text-2);
  border-bottom:1px solid rgba(147,163,190,.10);
}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body code{
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  font-size:14px;padding:2px 6px;border-radius:6px;
  background:rgba(53,214,255,.10);color:#9FE9FF;
}
.article-body pre{
  background:#060A11;border:1px solid var(--line-soft);
  border-radius:12px;padding:18px 20px;overflow:auto;margin:24px 0;
}
.article-body pre code{background:none;padding:0;color:#BCD3F0;}
.article-body hr{border:0;border-top:1px solid var(--line-soft);margin:34px 0;}

.empty-state{
  text-align:center;padding:48px 20px;
  border:1px dashed rgba(53,214,255,.28);
  border-radius:var(--r-card);
  background:rgba(53,214,255,.04);
}
.empty-state i{font-size:26px;color:var(--cyan);margin-bottom:14px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;padding:0;}
.empty-state h2::before{display:none;}
.empty-state p{color:var(--muted);margin-bottom:20px;}
.empty-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}

/* ============ 文章底部入口 ============ */
.article-foot{
  margin-top:32px;
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
}
.foot-card{
  display:flex;gap:16px;align-items:center;
  padding:20px;
  border-radius:var(--r-card);
  background:var(--panel-2);
  border:1px solid var(--line-soft);
  transition:transform var(--t-mid) var(--ease),border-color var(--t-mid) var(--ease),box-shadow var(--t-mid) var(--ease);
}
.foot-card:hover{
  transform:translateY(-3px);
  border-color:rgba(53,214,255,.42);
  box-shadow:var(--shadow-glow),var(--shadow-md);
}
.foot-card img{width:62px;height:62px;border-radius:12px;object-fit:cover;flex-shrink:0;}
.foot-card strong{display:block;color:var(--text);font-size:15.5px;margin-bottom:4px;}
.foot-card span{display:block;color:var(--weak);font-size:13px;line-height:1.6;}
.back-row{
  margin-top:22px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;
}
.back-row .hint{color:var(--weak);font-size:13.5px;}

/* ============ 侧栏 ============ */
.sidebar{position:sticky;top:104px;display:flex;flex-direction:column;gap:22px;}
.side-card{
  background:var(--panel-2);
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  padding:24px 22px;
  box-shadow:var(--shadow-md);
}
.side-card h3{
  font-size:16px;font-weight:600;margin-bottom:16px;
  display:flex;align-items:center;gap:9px;
}
.side-card h3 i{color:var(--cyan);font-size:14px;}
.cat-list{display:flex;flex-direction:column;gap:6px;}
.cat-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 13px;border-radius:var(--r-btn);
  color:var(--muted);font-size:14.5px;
  border:1px solid transparent;
  transition:all var(--t-fast) var(--ease);
}
.cat-list a:hover{
  color:var(--text);background:rgba(53,214,255,.08);
  border-color:rgba(53,214,255,.24);transform:translateX(3px);
}
.cat-list a i{font-size:11px;color:var(--weak);}
.rel-list{display:flex;flex-direction:column;gap:14px;}
.rel-item{display:flex;gap:12px;align-items:flex-start;}
.rel-item img{width:74px;height:58px;border-radius:10px;object-fit:cover;flex-shrink:0;}
.rel-item strong{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:14.5px;font-weight:600;color:var(--text-2);line-height:1.55;
  transition:color var(--t-fast) var(--ease);
}
.rel-item:hover strong{color:var(--cyan);}
.rel-item em{display:block;font-style:normal;font-size:12.5px;color:var(--weak);margin-top:5px;}
.side-cta{
  border-radius:var(--r-card);
  padding:24px 22px;
  background:linear-gradient(150deg,rgba(255,106,43,.16),rgba(53,214,255,.12));
  border:1px solid rgba(53,214,255,.26);
}
.side-cta h3{margin-bottom:10px;}
.side-cta p{font-size:13.5px;color:var(--muted);margin-bottom:16px;line-height:1.7;}

/* ============ 页脚 ============ */
.site-footer{
  background:#05080F;
  border-top:1px solid var(--line-soft);
  padding:64px 0 26px;
  color:var(--muted);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(147,163,190,.12);
}
.footer-brand .logo{font-size:18px;margin-bottom:14px;}
.footer-brand p{font-size:14px;color:var(--muted);max-width:280px;line-height:1.8;}
.footer-col h4{
  font-size:14.5px;color:var(--text);margin-bottom:16px;font-weight:600;
  letter-spacing:.04em;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{color:var(--muted);font-size:14px;}
.footer-col a:hover{color:var(--cyan);}
.footer-contact li{display:flex;gap:9px;font-size:14px;color:var(--muted);line-height:1.7;}
.footer-contact i{color:var(--cyan);font-size:13px;margin-top:5px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;padding-top:22px;
  font-size:13px;color:var(--weak);
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a{color:var(--weak);font-size:13px;}
.fb-links a:hover{color:var(--cyan);}

/* ============ 入场动效 ============ */
.reveal-up{opacity:0;transform:translateY(8px);}
.reveal-up.is-in{
  opacity:1;transform:none;
  transition:opacity var(--t-mid) var(--ease),transform var(--t-mid) var(--ease);
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal-up{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{padding-left:32px;padding-right:32px;}
  .command-search{min-width:190px;}
}
@media (max-width:1024px){
  .section{padding:var(--gap-2) 0;}
  .nav-main{display:none;}
  .nav-toggle{display:inline-flex;}
  .command-search{display:none;}
  .article-col{padding-right:0;}
  .sidebar-col{padding-left:0;margin-top:36px;}
  .sidebar{position:static;}
  .article-body{padding:30px 26px 34px;max-width:none;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}
@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px;}
  .nav-wrap{min-height:66px;gap:14px;}
  .logo{font-size:16.5px;}
  .article-hero{padding:36px 0 30px;}
  .article-main{padding:36px 0 60px;}
  .article-body{padding:24px 18px 28px;}
  .article-body h2{font-size:22px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .article-body p{font-size:16px;}
  .article-foot{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .article-body table{font-size:14px;}
  .article-body thead th,.article-body tbody td{padding:10px;}
}
@media (max-width:520px){
  .article-meta{gap:8px 14px;font-size:13px;}
  .breadcrumb{font-size:12.5px;}
  .breadcrumb .crumb-cur{max-width:32ch;}
  .btn{height:44px;padding:0 18px;font-size:14.5px;}
  .side-card{padding:20px 16px;}
  .rel-item img{width:64px;height:52px;}
}
@media (min-width:1440px){
  :root{--container:1300px;}
  .sec-head h2{font-size:34px;}
}
@media (min-width:1920px){
  :root{--container:1360px;}
  body{font-size:16.5px;}
}

/* roulang page: category1 */
:root{
  --bg-0:#070A12;
  --bg-1:#0B111C;
  --panel:#111A29;
  --panel-glass:rgba(17,26,41,.72);
  --primary:#35D6FF;
  --primary-2:#22A8E8;
  --accent:#FF6A2B;
  --gold:#FFC24B;
  --text:#E9F1FF;
  --text-2:#93A3BE;
  --text-3:#64748B;
  --line:rgba(53,214,255,.18);
  --line-soft:rgba(148,163,184,.14);
  --radius-card:16px;
  --radius-btn:10px;
  --radius-input:12px;
  --shadow-card:0 18px 48px rgba(0,0,0,.45);
  --glow-soft:0 0 22px rgba(53,214,255,.22);
  --glow-strong:0 0 30px rgba(53,214,255,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:220ms;
  --gap-lg:96px;
  --gap-md:72px;
  --gap-sm:48px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(680px 380px at 12% -6%,rgba(53,214,255,.10),transparent 68%),
    radial-gradient(560px 340px at 92% 4%,rgba(255,106,43,.08),transparent 70%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;height:auto;display:block;border-radius:14px;}
a{color:var(--primary);text-decoration:none;transition:color var(--dur) var(--ease);}
a:hover{color:#7fe4ff;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.32;letter-spacing:.2px;}
p{margin:0 0 1.1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
::selection{background:rgba(53,214,255,.3);color:#fff;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 40px;
  position:relative;
  z-index:1;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,10,18,.74);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow var(--dur) var(--ease),background var(--dur) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,10,18,.9);
  box-shadow:0 12px 34px rgba(0,0,0,.5);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:74px;
}
.logo{
  font-size:19px;
  font-weight:800;
  letter-spacing:.6px;
  color:var(--text);
  white-space:nowrap;
  flex:0 0 auto;
}
.logo:hover{color:var(--text);}
.lg-grad{
  background:linear-gradient(92deg,var(--primary) 0%,var(--primary-2) 46%,var(--accent) 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.nav-main{flex:1 1 auto;}
.nav-links{
  display:flex;
  align-items:center;
  gap:26px;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:14.5px;
  color:var(--text-2);
  white-space:nowrap;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:0;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  transition:width var(--dur) var(--ease);
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after,
.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--text);font-weight:600;}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 12px;
  border-radius:999px;
  background:rgba(11,17,28,.85);
  border:1px solid var(--line-soft);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.search-box:focus-within{
  border-color:rgba(53,214,255,.6);
  box-shadow:0 0 0 4px rgba(53,214,255,.12);
}
.search-box i{color:var(--text-3);font-size:13px;}
.search-box input{
  width:150px;
  border:0;
  background:transparent;
  color:var(--text);
  font-size:14px;
  outline:none;
  padding:0;
}
.search-box input::placeholder{color:var(--text-3);}
.kbd{
  font-size:11px;
  color:var(--text-2);
  border:1px solid var(--line-soft);
  border-radius:6px;
  padding:2px 6px;
  background:rgba(255,255,255,.03);
  letter-spacing:.4px;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:12px;
  border:1px solid var(--line-soft);
  background:rgba(11,17,28,.85);
  color:var(--text-2);
  cursor:pointer;
  transition:all var(--dur) var(--ease);
}
.icon-btn:hover{
  color:var(--primary);
  border-color:rgba(53,214,255,.5);
  box-shadow:var(--glow-soft);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:42px;
  padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  border:1px solid transparent;
  transition:all var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-primary{
  color:#04121A;
  background:linear-gradient(120deg,var(--accent) 0%,#ff8a4d 32%,var(--primary) 100%);
  box-shadow:0 8px 26px rgba(53,214,255,.24),inset 0 0 0 1px rgba(255,255,255,.18);
}
.btn-primary:hover{
  color:#04121A;
  transform:translateY(-2px);
  box-shadow:0 12px 34px rgba(53,214,255,.4);
  filter:brightness(1.08);
}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  color:var(--text);
  background:transparent;
  border:1px solid rgba(53,214,255,.5);
}
.btn-ghost:hover{
  color:var(--text);
  background:rgba(53,214,255,.1);
  transform:translateY(-2px);
  box-shadow:var(--glow-soft);
}
.btn:focus-visible,
.icon-btn:focus-visible,
a:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
}
.menu-toggle{display:none;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(3,6,12,.68);
  opacity:0;
  pointer-events:none;
  transition:opacity var(--dur) var(--ease);
  z-index:80;
}
.drawer-mask.open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;
  top:0;
  right:0;
  height:100%;
  width:min(330px,88vw);
  background:linear-gradient(180deg,var(--bg-1),var(--bg-0));
  border-left:1px solid var(--line-soft);
  transform:translateX(102%);
  transition:transform 260ms var(--ease);
  z-index:90;
  padding:26px 22px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:22px;
}
.drawer-links{display:flex;flex-direction:column;gap:4px;}
.drawer-links a{
  display:block;
  padding:13px 12px;
  border-radius:12px;
  color:var(--text-2);
  font-size:15px;
  border:1px solid transparent;
}
.drawer-links a:hover,
.drawer-links a.active{
  color:var(--text);
  background:rgba(53,214,255,.08);
  border-color:rgba(53,214,255,.24);
}
.drawer-search{
  display:flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(11,17,28,.9);
  border:1px solid var(--line-soft);
  margin:18px 0;
}
.drawer-search input{
  flex:1;
  border:0;
  background:transparent;
  color:var(--text);
  outline:none;
  font-size:14px;
}
.drawer .btn{width:100%;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  padding:74px 0 62px;
  background-image:
    linear-gradient(180deg,rgba(7,10,18,.62) 0%,rgba(7,10,18,.9) 62%,var(--bg-0) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(53,214,255,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(53,214,255,.055) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%);
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:rgba(148,163,184,.4);}
.breadcrumb .current{color:var(--primary);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:.6px;
  color:var(--primary);
  background:rgba(53,214,255,.1);
  border:1px solid rgba(53,214,255,.26);
  margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(30px,4.4vw,46px);
  font-weight:800;
  line-height:1.28;
  max-width:900px;
  margin-bottom:16px;
}
.hero-lead{
  max-width:780px;
  font-size:17px;
  line-height:1.85;
  color:var(--text-2);
  margin-bottom:26px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  color:var(--text-2);
  background:rgba(17,26,41,.72);
  border:1px solid var(--line-soft);
  transition:all var(--dur) var(--ease);
}
.tag:hover{
  color:var(--primary);
  border-color:rgba(53,214,255,.42);
}
.tag i{color:var(--primary);font-size:12px;}

/* ============ 通用板块 ============ */
.section{padding:var(--gap-md) 0;}
.section-lg{padding:var(--gap-lg) 0;}
.section-sm{padding:var(--gap-sm) 0;}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);
  margin-bottom:12px;
}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.h2-bar{
  display:inline-block;
  width:38px;
  height:3px;
  border-radius:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  margin-bottom:16px;
}

/* 速览数据条 */
.stats-strip{
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(11,17,28,.6),rgba(7,10,18,.2));
}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.stat-item{
  padding:34px 26px;
  border-right:1px solid var(--line-soft);
}
.stat-item:last-child{border-right:0;}
.stat-num{
  font-size:34px;
  font-weight:800;
  line-height:1.1;
  background:linear-gradient(100deg,var(--primary),#9be9ff 60%,var(--gold));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  margin-bottom:8px;
}
.stat-label{font-size:15px;color:var(--text);font-weight:600;margin-bottom:4px;}
.stat-desc{font-size:13px;color:var(--text-3);line-height:1.7;}

/* 概览图文 */
.overview-panel{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:44px;
  align-items:center;
  padding:40px;
  border-radius:var(--radius-card);
  background:var(--panel-glass);
  border:1px solid var(--line-soft);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.overview-panel h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:16px;}
.overview-panel p{color:var(--text-2);font-size:16px;line-height:1.9;}
.overview-points{margin-top:22px;display:grid;gap:12px;}
.overview-points li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15px;
  color:var(--text);
}
.overview-points i{color:var(--primary);margin-top:5px;font-size:13px;}
.overview-media{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid rgba(53,214,255,.2);
  box-shadow:0 22px 52px rgba(0,0,0,.52);
}
.overview-media img{width:100%;border-radius:0;transition:transform 520ms var(--ease);}
.overview-media:hover img{transform:scale(1.035);}
.overview-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 58%,rgba(7,10,18,.72));
  pointer-events:none;
}

/* 文档布局：粘性目录 + 内容流 */
.docs-layout{align-items:flex-start;}
.toc-cell{position:relative;}
.toc{
  position:sticky;
  top:98px;
  padding:24px 22px;
  border-radius:var(--radius-card);
  background:var(--panel-glass);
  border:1px solid var(--line-soft);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.toc-title{
  font-size:12.5px;
  letter-spacing:1.4px;
  color:var(--text-3);
  text-transform:uppercase;
  margin-bottom:14px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border-radius:10px;
  font-size:14px;
  color:var(--text-2);
  border-left:2px solid transparent;
  transition:all var(--dur) var(--ease);
}
.toc-list a span.toc-index{
  font-size:12px;
  color:var(--text-3);
  font-weight:700;
}
.toc-list a:hover{
  color:var(--text);
  background:rgba(53,214,255,.08);
  border-left-color:var(--primary);
}
.toc-list a:hover span.toc-index{color:var(--primary);}
.toc-cta{margin-top:20px;}
.toc-cta .btn{width:100%;height:40px;font-size:14px;}

.doc-flow{display:flex;flex-direction:column;gap:28px;}
.doc-block{
  padding:32px 34px;
  border-radius:var(--radius-card);
  background:linear-gradient(160deg,rgba(17,26,41,.82),rgba(11,17,28,.62));
  border:1px solid var(--line-soft);
  box-shadow:0 14px 40px rgba(0,0,0,.35);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
  scroll-margin-top:110px;
}
.doc-block:hover{
  transform:translateY(-3px);
  border-color:rgba(53,214,255,.34);
  box-shadow:0 20px 48px rgba(0,0,0,.45),var(--glow-soft);
}
.doc-head{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:16px;
}
.doc-index{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:12px;
  font-size:15px;
  font-weight:800;
  color:var(--primary);
  background:rgba(53,214,255,.1);
  border:1px solid rgba(53,214,255,.28);
}
.doc-head h3{font-size:20px;font-weight:700;}
.doc-block p{color:var(--text-2);font-size:15.5px;line-height:1.88;}
.point-list{
  display:grid;
  gap:11px;
  margin-top:18px;
}
.point-list li{
  position:relative;
  padding-left:22px;
  font-size:15px;
  color:var(--text);
  line-height:1.8;
}
.point-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:8px;
  height:8px;
  border-radius:50%;
  background:linear-gradient(120deg,var(--primary),var(--accent));
  box-shadow:0 0 10px rgba(53,214,255,.5);
}
.media-row{
  display:flex;
  gap:26px;
  align-items:center;
  margin-top:24px;
}
.media-row .media-text{flex:1 1 58%;}
.media-row .media-pic{
  flex:1 1 42%;
  border-radius:14px;
  overflow:hidden;
  border:1px solid rgba(53,214,255,.18);
}
.media-row .media-pic img{border-radius:0;width:100%;transition:transform 520ms var(--ease);}
.media-row .media-pic:hover img{transform:scale(1.04);}
.media-row.reverse{flex-direction:row-reverse;}
.media-note{
  font-size:13px;
  color:var(--text-3);
  margin-top:12px;
}

/* CTA 横幅 */
.cta-banner{
  position:relative;
  overflow:hidden;
  border-radius:18px;
  padding:40px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  background:
    linear-gradient(100deg,rgba(53,214,255,.16),rgba(255,106,43,.14)),
    linear-gradient(180deg,rgba(17,26,41,.94),rgba(11,17,28,.94));
  border:1px solid rgba(53,214,255,.28);
  box-shadow:0 20px 54px rgba(0,0,0,.45);
}
.cta-banner::before{
  content:"";
  position:absolute;
  top:-60px;
  right:-40px;
  width:280px;
  height:220px;
  background:radial-gradient(circle,rgba(255,106,43,.28),transparent 68%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:10px;}
.cta-copy p{color:var(--text-2);font-size:15px;margin:0;max-width:620px;}
.cta-actions{
  position:relative;
  z-index:1;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  flex:0 0 auto;
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--gap-lg);
  background:linear-gradient(180deg,rgba(9,13,22,.9),#05070d);
  border-top:1px solid var(--line-soft);
  padding:62px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:38px;
}
.footer-brand .logo{display:inline-block;margin-bottom:14px;}
.footer-brand p{
  color:var(--text-3);
  font-size:14px;
  line-height:1.8;
  max-width:280px;
  margin:0;
}
.footer-col h4{
  font-size:14px;
  letter-spacing:.6px;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{
  color:var(--text-2);
  font-size:14px;
  position:relative;
  transition:color var(--dur) var(--ease),padding-left var(--dur) var(--ease);
}
.footer-col a:hover{color:var(--primary);padding-left:4px;}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.7;
}
.footer-contact i{color:var(--primary);margin-top:4px;font-size:13px;}
.footer-bottom{
  margin-top:46px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.fb-links a{color:var(--text-3);font-size:13px;}
.fb-links a:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media screen and (max-width:1200px){
  .container{padding:0 32px;}
  .search-box input{width:110px;}
}
@media screen and (max-width:1024px){
  .nav-links,.nav-actions .search-box,.nav-actions .icon-btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .nav-actions{margin-left:auto;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),
  .stat-item:nth-child(2){border-bottom:1px solid var(--line-soft);}
  .overview-panel{grid-template-columns:1fr;padding:30px;gap:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .toc{
    position:static;
    padding:18px 16px;
  }
  .toc-list{
    flex-direction:row;
    overflow-x:auto;
    gap:8px;
    padding-bottom:6px;
    -webkit-overflow-scrolling:touch;
  }
  .toc-list a{
    flex:0 0 auto;
    border-left:0;
    border:1px solid var(--line-soft);
    border-radius:999px;
    padding:8px 14px;
    white-space:nowrap;
  }
  .toc-list a:hover{border-color:rgba(53,214,255,.5);}
  .toc-cta{margin-top:14px;}
  .toc-cta .btn{width:auto;padding:0 20px;}
  .cta-banner{flex-direction:column;align-items:flex-start;padding:32px 28px;}
}
@media screen and (max-width:768px){
  :root{--gap-lg:64px;--gap-md:52px;--gap-sm:38px;}
  .container{padding:0 20px;}
  body{font-size:15.5px;}
  .page-hero{padding:52px 0 46px;}
  .hero-lead{font-size:15.5px;}
  .doc-block{padding:26px 22px;}
  .media-row,
  .media-row.reverse{flex-direction:column;gap:20px;}
  .media-row .media-text,
  .media-row .media-pic{flex:1 1 auto;width:100%;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-item{border-right:0;border-bottom:1px solid var(--line-soft);padding:26px 20px;}
  .stat-item:last-child{border-bottom:0;}
  .overview-panel{padding:24px 20px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:520px){
  .page-hero h1{font-size:26px;}
  .doc-head h3{font-size:18px;}
  .cta-banner{padding:26px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .btn{padding:0 18px;font-size:14.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category2 */
:root{
  --bg-0:#070A12;
  --bg-1:#0B111C;
  --panel:#111A29;
  --panel-soft:rgba(17,26,41,.72);
  --line:rgba(53,214,255,.16);
  --line-soft:rgba(233,241,255,.09);
  --primary:#35D6FF;
  --primary-deep:#22A8E8;
  --fire:#FF6A2B;
  --gold:#FFC24B;
  --text:#E9F1FF;
  --text-2:#93A3BE;
  --text-3:#64748B;
  --r-card:16px;
  --r-btn:10px;
  --r-input:12px;
  --r-pill:999px;
  --shadow-card:0 24px 60px rgba(0,0,0,.45);
  --shadow-soft:0 12px 34px rgba(0,0,0,.32);
  --glow-soft:0 0 0 1px rgba(53,214,255,.16), 0 0 30px rgba(53,214,255,.10);
  --t:220ms ease-out;
  --gap-xl:96px;
  --gap-lg:72px;
  --gap-md:48px;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;transition:color var(--t),opacity var(--t);}
a:hover{color:#7fe6ff;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(53,214,255,.28);color:#fff;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 40px;
}
.section{padding:var(--gap-lg) 0;}
.section-lg{padding:var(--gap-xl) 0;}
.section-sm{padding:var(--gap-md) 0;}
.section-head{max-width:800px;margin-bottom:36px;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--primary);
  border:1px solid var(--line);
  background:rgba(53,214,255,.08);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:18px;
}
.section-title{font-size:32px;margin-bottom:14px;}
.section-sub{color:var(--text-2);font-size:16px;max-width:760px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,10,18,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow var(--t),background var(--t);
}
.site-header.is-scrolled{
  background:rgba(7,10,18,.9);
  box-shadow:0 14px 40px rgba(0,0,0,.5);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
  min-height:74px;
}
.logo{
  font-size:19px;
  font-weight:800;
  color:var(--text);
  white-space:nowrap;
  letter-spacing:.01em;
}
.logo:hover{color:var(--text);}
.lg-grad{
  background:linear-gradient(100deg,var(--primary) 0%,#6fe3ff 45%,var(--fire) 120%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.nav-main{margin-left:8px;}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:14.5px;
  color:var(--text-2);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--fire));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform var(--t);
}
.nav-links a:hover{color:var(--text);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.active{color:var(--text);font-weight:600;}
.nav-links a.active::after{transform:scaleX(1);}
.nav-tools{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.nav-search{
  display:flex;
  align-items:center;
  gap:10px;
  min-width:230px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-soft);
  border-radius:var(--r-pill);
  padding:8px 12px;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.nav-search:focus-within{
  border-color:rgba(53,214,255,.55);
  box-shadow:0 0 0 4px rgba(53,214,255,.12);
  background:rgba(53,214,255,.05);
}
.nav-search i{color:var(--text-3);font-size:13px;}
.nav-search input{
  flex:1;
  min-width:0;
  border:0;
  background:transparent;
  outline:none;
  font-size:14px;
  color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3);}
.kbd{
  font-size:11px;
  color:var(--text-2);
  border:1px solid var(--line-soft);
  border-radius:6px;
  padding:1px 6px;
  background:rgba(255,255,255,.04);
}
.icon-btn{
  width:38px;height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid var(--line-soft);
  color:var(--text-2);
  background:rgba(255,255,255,.03);
  transition:all var(--t);
}
.icon-btn:hover{
  color:var(--primary);
  border-color:rgba(53,214,255,.45);
  box-shadow:0 0 18px rgba(53,214,255,.18);
  transform:translateY(-1px);
}
.nav-toggle{
  display:none;
  width:40px;height:38px;
  align-items:center;
  justify-content:center;
  border-radius:var(--r-btn);
  border:1px solid var(--line-soft);
  background:rgba(255,255,255,.03);
  color:var(--text);
  cursor:pointer;
}
.nav-drawer{
  display:none;
  border-top:1px solid var(--line-soft);
  background:rgba(9,13,22,.98);
  padding:18px 24px 26px;
}
.nav-drawer.is-open{display:block;}
.nav-drawer ul{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
.nav-drawer ul a{
  display:block;
  padding:12px 12px;
  border-radius:var(--r-input);
  color:var(--text-2);
  border:1px solid transparent;
}
.nav-drawer ul a:hover,
.nav-drawer ul a.active{
  color:var(--text);
  border-color:rgba(53,214,255,.3);
  background:rgba(53,214,255,.07);
}
.drawer-cta{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),filter var(--t);
  white-space:nowrap;
}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-primary{
  color:#04121b;
  background:linear-gradient(100deg,var(--fire) 0%,#ff9a4d 32%,var(--primary) 100%);
  box-shadow:0 10px 30px rgba(53,214,255,.24),inset 0 0 0 1px rgba(255,255,255,.24);
}
.btn-primary:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:0 16px 40px rgba(53,214,255,.34),0 0 22px rgba(255,106,43,.28);
  color:#04121b;
}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  color:var(--text);
  background:transparent;
  border-color:rgba(53,214,255,.45);
}
.btn-ghost:hover{
  background:rgba(53,214,255,.08);
  border-color:var(--primary);
  color:var(--text);
  transform:translateY(-2px);
}
.btn-soft{
  color:var(--text);
  background:rgba(255,255,255,.04);
  border-color:var(--line-soft);
}
.btn-soft:hover{
  border-color:rgba(53,214,255,.4);
  color:var(--primary);
  transform:translateY(-2px);
}
.btn:disabled{opacity:.45;filter:saturate(.5);cursor:not-allowed;}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding:76px 0 62px;
  border-bottom:1px solid var(--line-soft);
  background:
    radial-gradient(900px 320px at 82% -10%,rgba(53,214,255,.14),transparent 70%),
    radial-gradient(700px 300px at 6% 110%,rgba(255,106,43,.10),transparent 70%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-0) 100%);
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  opacity:.13;
  mix-blend-mode:luminosity;
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
  flex-wrap:wrap;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:rgba(147,163,190,.45);}
.crumb .now{color:var(--primary);}
.page-hero h1{
  font-size:44px;
  font-weight:800;
  line-height:1.24;
  margin-bottom:18px;
  max-width:900px;
}
.page-hero h1 .hl{
  background:linear-gradient(100deg,var(--primary),#8ceaff 60%,var(--fire));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:17px;
  color:var(--text-2);
  max-width:760px;
  margin-bottom:26px;
}
.anchor-tags{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(53,214,255,.08);
  color:#a9e9ff;
  transition:all var(--t);
}
.tag:hover{background:rgba(53,214,255,.16);color:#dff6ff;transform:translateY(-1px);}
.tag.warm{
  border-color:rgba(255,106,43,.28);
  background:rgba(255,106,43,.1);
  color:#ffc4a3;
}
.tag.gold{
  border-color:rgba(255,194,75,.28);
  background:rgba(255,194,75,.1);
  color:#ffe0a3;
}

/* ---------- 概览 ---------- */
.overview-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:start;}
.overview-text p{color:var(--text-2);font-size:16.5px;margin-bottom:18px;max-width:780px;}
.overview-text strong{color:var(--text);font-weight:600;}
.fact-panel{
  background:var(--panel-soft);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  box-shadow:var(--glow-soft);
}
.fact-panel h3{font-size:17px;margin-bottom:18px;}
.fact-row{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:16px;
  padding:13px 0;
  border-bottom:1px dashed rgba(233,241,255,.1);
}
.fact-row:last-child{border-bottom:0;padding-bottom:0;}
.fact-row .k{color:var(--text-2);font-size:14px;}
.fact-row .v{color:var(--primary);font-weight:700;font-size:15px;}
.banner-figure{
  margin-top:38px;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line-soft);
  position:relative;
  box-shadow:var(--shadow-soft);
}
.banner-figure img{width:100%;height:260px;object-fit:cover;opacity:.9;}
.banner-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:22px 26px;
  font-size:14px;
  color:#cfe4f7;
  background:linear-gradient(180deg,rgba(7,10,18,0) 0%,rgba(7,10,18,.88) 70%);
}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:14px;padding-left:34px;}
.timeline::before{
  content:"";
  position:absolute;
  left:9px;top:8px;bottom:8px;
  width:2px;
  background:linear-gradient(180deg,rgba(53,214,255,.65),rgba(255,106,43,.45),rgba(53,214,255,.05));
}
.tl-item{position:relative;padding:0 0 40px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-33px;
  top:7px;
  width:14px;height:14px;
  border-radius:50%;
  background:var(--bg-0);
  border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(53,214,255,.12);
}
.tl-item.warm::before{
  border-color:var(--fire);
  box-shadow:0 0 0 4px rgba(255,106,43,.12);
}
.tl-head{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:10px;
}
.tl-head h3{font-size:20px;font-weight:600;}
.tl-time{
  font-size:12.5px;
  color:var(--gold);
  border:1px solid rgba(255,194,75,.28);
  background:rgba(255,194,75,.08);
  border-radius:var(--r-pill);
  padding:3px 12px;
}
.tl-item p{color:var(--text-2);font-size:15.5px;max-width:800px;}

/* ---------- 情形列表 ---------- */
.case-list{
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  overflow:hidden;
  background:rgba(17,26,41,.4);
}
.case-item{
  display:flex;
  gap:22px;
  padding:24px 28px;
  border-bottom:1px solid var(--line-soft);
  transition:background var(--t),transform var(--t);
}
.case-item:last-child{border-bottom:0;}
.case-item:hover{background:rgba(53,214,255,.05);}
.case-item .idx{
  flex:0 0 auto;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  width:42px;height:42px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(53,214,255,.07);
}
.case-item h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.case-item p{color:var(--text-2);font-size:15px;max-width:820px;}
.case-item .tag{margin-top:12px;}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start;}
.faq-col{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  background:var(--panel-soft);
  overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t),transform var(--t);
}
.faq-item:hover{border-color:rgba(53,214,255,.35);transform:translateY(-2px);}
.faq-item.open{
  border-color:rgba(53,214,255,.5);
  box-shadow:0 0 0 1px rgba(53,214,255,.18),0 18px 40px rgba(0,0,0,.35);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  text-align:left;
  padding:20px 22px 20px 24px;
  background:transparent;
  border:0;
  cursor:pointer;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  position:relative;
}
.faq-q::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:3px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--fire));
  opacity:.9;
}
.faq-q i{color:var(--text-3);transition:transform var(--t),color var(--t);}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--primary);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 240ms ease-out;
}
.faq-a-inner{
  padding:0 24px 22px 24px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}

/* ---------- 咨询区 ---------- */
.consult-band{
  position:relative;
  border:1px solid var(--line);
  border-radius:20px;
  padding:46px 44px;
  background:
    radial-gradient(600px 220px at 88% 0%,rgba(255,106,43,.14),transparent 70%),
    radial-gradient(700px 260px at 4% 100%,rgba(53,214,255,.14),transparent 70%),
    rgba(17,26,41,.66);
  box-shadow:var(--shadow-card);
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:36px;
  align-items:center;
}
.consult-band h2{font-size:30px;margin-bottom:14px;}
.consult-band p{color:var(--text-2);max-width:640px;font-size:16px;}
.consult-points{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.consult-points li{display:flex;gap:10px;color:var(--text-2);font-size:14.5px;}
.consult-points i{color:var(--primary);margin-top:5px;font-size:12px;}
.consult-actions{display:flex;flex-direction:column;gap:14px;align-items:stretch;}
.consult-actions .note{font-size:13px;color:var(--text-3);text-align:center;}

/* ---------- 悬浮咨询卡 ---------- */
.float-card{
  position:fixed;
  right:26px;
  bottom:26px;
  z-index:70;
  width:290px;
  background:rgba(13,20,32,.94);
  border:1px solid rgba(53,214,255,.32);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:0 22px 50px rgba(0,0,0,.55);
  backdrop-filter:blur(14px);
  transition:transform var(--t),opacity var(--t);
}
.float-card.is-hidden{opacity:0;transform:translateY(18px);pointer-events:none;}
.float-card h4{font-size:15.5px;margin-bottom:8px;}
.float-card p{font-size:13.5px;color:var(--text-2);margin-bottom:14px;}
.float-card .btn{width:100%;}
.float-close{
  position:absolute;
  top:10px;right:10px;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-soft);
  border-radius:50%;
  background:transparent;
  color:var(--text-3);
  cursor:pointer;
  font-size:12px;
}
.float-close:hover{color:var(--primary);border-color:rgba(53,214,255,.4);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--gap-xl);
  background:linear-gradient(180deg,#080C16 0%,#05080F 100%);
  border-top:1px solid var(--line-soft);
  padding:62px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:38px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line-soft);
}
.footer-brand .logo{font-size:19px;display:inline-block;margin-bottom:14px;}
.footer-brand p{color:var(--text-3);font-size:14px;max-width:280px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:var(--text-2);font-size:14px;}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{
  display:flex;
  gap:10px;
  color:var(--text-3);
  font-size:13.5px;
  line-height:1.7;
}
.footer-contact i{color:var(--primary);margin-top:5px;font-size:12px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-top:22px;
  flex-wrap:wrap;
  color:var(--text-3);
  font-size:13px;
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a{color:var(--text-3);font-size:13px;}
.fb-links a:hover{color:var(--primary);}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(8px);transition:opacity 260ms ease-out,transform 260ms ease-out;}
.reveal.is-in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1100px){
  .nav-search{min-width:170px;}
  .nav-links{gap:18px;}
}
@media screen and (max-width:1024px){
  .container{padding:0 28px;}
  .nav-main{display:none;}
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;}
  .page-hero h1{font-size:36px;}
  .overview-grid{grid-template-columns:1fr;gap:28px;}
  .consult-band{grid-template-columns:1fr;padding:38px 30px;}
  .float-card{right:18px;bottom:18px;width:262px;}
}
@media screen and (max-width:860px){
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media screen and (max-width:768px){
  .section{padding:56px 0;}
  .section-lg{padding:64px 0;}
  .page-hero{padding:52px 0 44px;}
  .page-hero h1{font-size:29px;}
  .hero-sub{font-size:15.5px;}
  .section-title{font-size:25px;}
  .timeline{padding-left:28px;}
  .tl-item::before{left:-27px;}
  .case-item{padding:20px;gap:16px;}
  .banner-figure img{height:190px;}
  .float-card{left:14px;right:14px;width:auto;bottom:14px;}
}
@media screen and (max-width:520px){
  .container{padding:0 18px;}
  .logo{font-size:16.5px;}
  .nav-tools{gap:8px;}
  .page-hero h1{font-size:25px;}
  .consult-band{padding:30px 22px;border-radius:16px;}
  .consult-band h2{font-size:23px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .btn{width:100%;}
  .drawer-cta .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}