/* roulang page: index */
:root{
  --bg:#070B12;
  --bg-2:#0C121C;
  --bg-3:#101823;
  --bg-footer:#05080D;
  --orange:#FF5A1F;
  --orange-soft:rgba(255,90,31,.16);
  --lime:#B8FF3C;
  --lime-soft:rgba(184,255,60,.14);
  --text:#F2F5F8;
  --text-2:#A6B2C0;
  --text-3:#6B7A8B;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.12);
  --line-hi:rgba(255,90,31,.45);
  --r-lg:20px;
  --r-sm:12px;
  --r-img:24px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --glow:0 8px 24px rgba(255,90,31,.35);
  --ease:200ms ease;
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB","WenQuanYi Micro Hei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:110px;-webkit-text-size-adjust:100%;}
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;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p,figure{margin:0;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:8px;}
::selection{background:rgba(255,90,31,.4);color:#fff;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 48px;}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:16px;left:0;right:0;z-index:90;display:flex;justify-content:center;padding:0 20px;pointer-events:none;}
.dock{
  pointer-events:auto;width:100%;max-width:1100px;
  display:flex;align-items:center;gap:20px;
  padding:10px 20px;border-radius:999px;
  background:rgba(10,15,23,.72);
  border:1px solid var(--line);
  box-shadow:0 12px 32px rgba(0,0,0,.35);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.dock.is-scrolled{background:rgba(8,12,19,.94);box-shadow:0 18px 44px rgba(0,0,0,.6);border-color:rgba(255,255,255,.16);}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;display:grid;place-items:center;
  border-radius:9px;background:linear-gradient(135deg,#FF5A1F,#FF8A3D);
  transform:skewX(-10deg);
  box-shadow:0 6px 18px rgba(255,90,31,.35);
}
.logo-mark i{display:block;transform:skewX(10deg);font-style:normal;font-weight:800;font-size:16px;line-height:1;color:#0A0E15;}
.logo-text{font-size:16px;font-weight:800;letter-spacing:.02em;color:var(--text);white-space:nowrap;}
.dock-links{display:flex;align-items:center;gap:26px;margin:0 auto;}
.dock-links a{position:relative;font-size:14px;color:var(--text-2);padding:6px 0;transition:color var(--ease);white-space:nowrap;}
.dock-links a:hover{color:var(--text);}
.dock-links a.active{color:var(--orange);}
.dock-links a.active::after{content:"";position:absolute;left:50%;bottom:-3px;width:4px;height:4px;border-radius:50%;background:var(--orange);transform:translateX(-50%);}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line);background:var(--glass-2);color:var(--text-2);transition:all var(--ease);}
.icon-btn:hover{color:var(--orange);border-color:var(--line-hi);background:var(--orange-soft);}
.icon-btn svg{width:16px;height:16px;}

/* ---------- 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:.01em;white-space:nowrap;transition:all var(--ease);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-primary{background:var(--orange);color:#0A0E15;box-shadow:var(--glow);}
.btn-primary:hover{background:#FF7038;box-shadow:0 12px 32px rgba(255,90,31,.5);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,90,31,.35);}
.btn-ghost{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.04);color:var(--text-2);}
.btn-ghost:hover{color:var(--text);border-color:var(--line-hi);background:rgba(255,255,255,.08);}
.btn[disabled]{opacity:.4;pointer-events:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-size:14px;font-weight:600;transition:gap var(--ease),color var(--ease);}
.link-arrow:hover{gap:10px;color:#FF7038;}
.link-arrow svg{width:14px;height:14px;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 0 88px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(900px 520px at 80% 8%, rgba(255,90,31,.16), transparent 62%),
    radial-gradient(720px 420px at 4% 86%, rgba(184,255,60,.08), transparent 66%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px, transparent 1px);
  background-size:26px 26px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 72%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 72%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;border:1px solid rgba(184,255,60,.32);background:var(--lime-soft);color:var(--lime);font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:22px;}
.hero-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.hero h1{font-size:clamp(40px,6vw,64px);line-height:1.15;letter-spacing:-.02em;font-weight:800;}
.hl-band{
  display:inline;
  background:linear-gradient(transparent 64%, rgba(255,90,31,.32) 0);
  padding:0 2px;
}
.hl-orange{color:var(--orange);}
.hero-sub{margin-top:22px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:520px;}
.hero-sub strong{color:var(--text);font-weight:600;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);margin-top:48px;border-top:1px solid var(--line);padding-top:26px;}
.hero-stats li{padding-right:16px;border-right:1px solid rgba(255,255,255,.08);}
.hero-stats li:last-child{border-right:0;padding-right:0;}
.hero-stats .num{display:block;font-size:26px;font-weight:800;color:var(--orange);line-height:1.2;font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.hero-stats .lbl{display:block;font-size:13px;color:var(--text-3);margin-top:6px;}
.hero-media{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;box-shadow:var(--shadow);}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
.hero-media:hover img{transform:scale(1.03);}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,18,0) 42%,rgba(7,11,18,.78));}
.hero-chip{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:inline-flex;align-items:baseline;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:rgba(184,255,60,.14);border:1px solid rgba(184,255,60,.4);
  color:var(--lime);font-size:13px;font-weight:600;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.hero-chip b{font-size:17px;}
.scroll-hint{display:flex;justify-content:center;margin-top:56px;}
.scroll-hint span{display:block;width:1px;height:52px;background:linear-gradient(180deg,rgba(255,255,255,.35),transparent);}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;position:relative;}
.section-alt{background:var(--bg-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;flex-wrap:wrap;}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.12em;color:var(--lime);margin-bottom:14px;}
.section-tag::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px;}
.section-head h2{font-size:clamp(26px,3.4vw,40px);line-height:1.25;letter-spacing:-.02em;font-weight:800;position:relative;padding-left:18px;}
.section-head h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;background:var(--orange);}
.section-lead{margin-top:16px;color:var(--text-2);font-size:16px;line-height:1.85;padding-left:18px;}

/* ---------- 卖点错列卡 ---------- */
.value-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:20px;}
.vcard{
  position:relative;padding:28px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform var(--ease),border-color var(--ease),background var(--ease);
  overflow:hidden;
}
.vcard:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.07);}
.vcard-lg{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;min-height:340px;}
.vcard-wide{grid-column:1/-1;display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center;}
.vcard-num{font-size:44px;font-weight:800;line-height:1;color:rgba(255,255,255,.1);letter-spacing:-.03em;font-variant-numeric:tabular-nums;}
.vcard-lg .vcard-num{color:rgba(255,90,31,.45);font-size:64px;}
.vcard-badge{display:inline-flex;align-items:center;padding:3px 12px;border-radius:999px;background:var(--lime-soft);color:var(--lime);font-size:12px;font-weight:600;letter-spacing:.04em;margin-bottom:14px;}
.vcard h3{font-size:19px;font-weight:700;letter-spacing:-.01em;margin-bottom:10px;}
.vcard p{font-size:14.5px;line-height:1.8;color:var(--text-2);}
.vcard-wide .vcard-body{display:flex;flex-direction:column;}

/* ---------- 演示区 ---------- */
.demo-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.demo-row.alt .demo-media{order:-1;}
.demo-media{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/11;box-shadow:var(--shadow);background:var(--bg-3);}
.demo-media img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease;}
.demo-media:hover img{transform:scale(1.03);}
.demo-step{display:inline-flex;align-items:center;gap:10px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--text-3);margin-bottom:16px;}
.demo-step b{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:9px;background:var(--orange-soft);border:1px solid var(--line-hi);color:var(--orange);font-size:13px;font-weight:800;letter-spacing:0;}
.demo-text h3{font-size:clamp(21px,2.4vw,27px);line-height:1.35;font-weight:700;letter-spacing:-.02em;margin-bottom:16px;}
.demo-list{margin:20px 0 26px;display:grid;gap:12px;}
.demo-list li{position:relative;padding-left:20px;font-size:15px;color:var(--text-2);line-height:1.8;}
.demo-list li::before{content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px rgba(184,255,60,.6);}
.light-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(184,255,60,.45),transparent);margin:64px 0;}

/* ---------- 证据区 ---------- */
.proof-grid{display:grid;grid-template-columns:1.28fr 1fr;gap:20px;margin-bottom:32px;}
.pcard{
  padding:28px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  box-shadow:inset 0 0 40px rgba(255,255,255,.03),var(--shadow);
  transition:transform var(--ease),border-color var(--ease);
}
.pcard:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.24);}
.pcard-badge{display:inline-flex;align-items:center;padding:3px 12px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--line);color:var(--lime);font-size:12px;font-weight:600;margin-bottom:16px;}
.pcard h3{font-size:18px;font-weight:700;line-height:1.5;margin-bottom:14px;letter-spacing:-.01em;}
.pcard-result{display:flex;align-items:baseline;gap:10px;padding-top:14px;border-top:1px solid rgba(255,255,255,.09);}
.pcard-result b{font-size:22px;font-weight:800;color:var(--orange);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.pcard-result span{font-size:13.5px;color:var(--text-3);}
.logo-strip{display:flex;flex-wrap:wrap;align-items:center;gap:14px 42px;padding:22px 30px;border-radius:var(--r-lg);background:var(--glass-2);border:1px solid var(--line);}
.logo-strip span{font-size:15px;letter-spacing:.06em;color:var(--text-3);transition:color var(--ease);}
.logo-strip span:hover{color:var(--text-2);}
.logo-strip em{font-style:normal;font-size:12px;color:rgba(107,122,139,.7);letter-spacing:.1em;}

/* ---------- 价格 ---------- */
.price-grid{display:grid;grid-template-columns:1fr 1.06fr 1fr;gap:20px;align-items:stretch;}
.price-card{
  position:relative;display:flex;flex-direction:column;
  padding:30px 28px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform var(--ease),border-color var(--ease);
}
.price-card:hover{transform:translateY(-2px);border-color:rgba(255,255,255,.22);}
.price-card.featured{
  background:linear-gradient(165deg,rgba(255,90,31,.13),rgba(255,255,255,.04));
  border-color:var(--line-hi);
  box-shadow:0 24px 64px rgba(255,90,31,.18),var(--shadow);
  transform:scale(1.04);
  z-index:2;
}
.price-card.featured:hover{transform:scale(1.04) translateY(-2px);}
.price-flag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);padding:4px 16px;border-radius:999px;background:var(--orange);color:#0A0E15;font-size:12px;font-weight:700;letter-spacing:.06em;box-shadow:var(--glow);}
.price-name{font-size:15px;font-weight:700;color:var(--text);letter-spacing:.01em;}
.price-desc{font-size:13px;color:var(--text-3);margin-top:4px;}
.price-num{margin-top:18px;font-size:38px;font-weight:800;letter-spacing:-.03em;color:var(--text);font-variant-numeric:tabular-nums;line-height:1.1;}
.price-num small{font-size:14px;font-weight:600;color:var(--text-3);margin-left:6px;letter-spacing:0;}
.price-list{margin:22px 0 26px;display:grid;gap:11px;flex:1;}
.price-list li{position:relative;padding-left:24px;font-size:14px;color:var(--text-2);line-height:1.7;}
.price-list li::before{
  content:"";position:absolute;left:2px;top:.5em;width:12px;height:12px;
  border-radius:4px;background:var(--lime-soft);border:1px solid rgba(184,255,60,.5);
}
.price-list li::after{content:"";position:absolute;left:6px;top:.78em;width:4px;height:7px;border:solid var(--lime);border-width:0 2px 2px 0;transform:rotate(42deg);}

/* ---------- 资讯 CMS ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.news-card:hover{transform:translateY(-3px);border-color:rgba(255,255,255,.24);box-shadow:0 24px 56px rgba(0,0,0,.5);}
.news-media{aspect-ratio:16/9;overflow:hidden;background:var(--bg-3);position:relative;}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform 300ms ease;}
.news-card:hover .news-media img{transform:scale(1.03);}
.news-body{padding:22px 22px 20px;display:flex;flex-direction:column;flex:1;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap;}
.news-badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:999px;background:var(--lime-soft);color:var(--lime);font-size:12px;font-weight:600;}
.news-date{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.news-title{font-size:17px;font-weight:700;line-height:1.55;letter-spacing:-.01em;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-summary{margin-top:10px;font-size:14px;line-height:1.75;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:auto;padding-top:16px;display:flex;justify-content:flex-end;}
.news-empty{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:56px 24px;border-radius:var(--r-lg);
  border:1px dashed rgba(255,255,255,.18);background:var(--glass-2);text-align:center;
}
.news-empty .ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:var(--orange-soft);border:1px solid var(--line-hi);color:var(--orange);}
.news-empty p{font-size:15px;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-card{padding:8px 28px;border-radius:var(--r-lg);background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow);}
.faq-item{border-bottom:1px solid rgba(255,255,255,.09);}
.faq-item:last-child{border-bottom:0;}
.faq-q{width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding:20px 0;text-align:left;font-size:16.5px;font-weight:600;line-height:1.65;color:var(--text);transition:color var(--ease);}
.faq-q:hover{color:var(--orange);}
.faq-icon{flex-shrink:0;width:22px;height:22px;position:relative;margin-top:5px;}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--orange);border-radius:2px;transition:transform 240ms ease,opacity 240ms ease;}
.faq-icon::before{left:0;top:10px;width:22px;height:2px;}
.faq-icon::after{left:10px;top:0;width:2px;height:22px;}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms ease;}
.faq-a p{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--text-2);max-width:700px;}

/* ---------- 结尾 CTA ---------- */
.cta-block{
  position:relative;overflow:hidden;
  border-radius:28px;border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  padding:64px 40px;text-align:center;
  box-shadow:var(--shadow);
}
.cta-block::before{
  content:"";position:absolute;left:50%;top:-30%;width:760px;height:520px;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(255,90,31,.2),transparent 68%);
  pointer-events:none;
}
.cta-block h2{position:relative;font-size:clamp(24px,3vw,34px);line-height:1.3;letter-spacing:-.02em;font-weight:800;}
.cta-block p{position:relative;margin:16px auto 0;max-width:620px;color:var(--text-2);font-size:16px;line-height:1.85;}
.cta-actions{position:relative;display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:32px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-footer);border-top:1px solid rgba(255,255,255,.08);padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;}
.footer-brand .logo{margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-3);max-width:320px;}
.footer-contact{margin-top:20px;display:grid;gap:8px;font-size:14px;color:var(--text-2);}
.footer-contact span{color:var(--text-3);margin-right:8px;}
.footer-col h4{font-size:14px;font-weight:700;color:var(--orange);letter-spacing:.06em;margin-bottom:18px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:var(--text-2);transition:color var(--ease);}
.footer-col a:hover{color:var(--orange);}
.footer-note{font-size:13.5px;line-height:1.85;color:var(--text-3);}
.footer-bottom{margin-top:56px;padding:24px 0 28px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--text-3);}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:20px;bottom:20px;z-index:80;
  display:inline-flex;align-items:center;gap:8px;
  height:52px;padding:0 22px;border-radius:999px;
  background:rgba(12,18,28,.86);
  border:1px solid rgba(255,90,31,.55);
  color:var(--text);font-size:14px;font-weight:600;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 12px 32px rgba(0,0,0,.5);
  transition:all var(--ease);
}
.float-cta:hover{border-color:var(--orange);box-shadow:0 12px 36px rgba(255,90,31,.35);transform:translateY(-2px);}
.float-cta svg{width:17px;height:17px;color:var(--orange);}

/* ---------- 移动端菜单 ---------- */
.burger{display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);align-items:center;justify-content:center;flex-shrink:0;}
.burger span{display:block;width:16px;height:2px;background:var(--text);position:relative;border-radius:2px;transition:background var(--ease);}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--ease);}
.burger span::before{top:-5px;}
.burger span::after{top:5px;}
.dock.is-open .burger span{background:transparent;}
.dock.is-open .burger span::before{transform:translateY(5px) rotate(45deg);}
.dock.is-open .burger span::after{transform:translateY(-5px) rotate(-45deg);}
.mobile-panel{
  position:fixed;left:20px;right:20px;top:82px;z-index:85;
  padding:18px 20px 22px;border-radius:22px;
  background:rgba(8,12,19,.97);border:1px solid var(--line);
  box-shadow:0 26px 60px rgba(0,0,0,.6);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  display:none;
}
.mobile-panel.open{display:block;}
.mobile-panel a{display:block;padding:14px 4px;font-size:16px;font-weight:600;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.07);transition:color var(--ease);}
.mobile-panel a:hover{color:var(--orange);}
.mobile-panel a.active{color:var(--orange);}
.mobile-panel .btn{margin-top:18px;width:100%;}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 40px;}
  .dock-links{gap:20px;}
  .hero-grid{gap:44px;}
}
@media (max-width:1023px){
  .dock-links{display:none;}
  .dock-actions .btn{display:none;}
  .burger{display:inline-flex;}
  .dock{gap:12px;justify-content:space-between;}
  .hero{padding:132px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-media{aspect-ratio:4/3;max-width:620px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:22px 0;}
  .hero-stats li:nth-child(2){border-right:0;}
  .value-grid{grid-template-columns:1fr;}
  .vcard-lg{min-height:0;}
  .vcard-wide{grid-template-columns:1fr;gap:16px;}
  .demo-row{grid-template-columns:1fr;gap:32px;}
  .demo-row.alt .demo-media{order:0;}
  .proof-grid{grid-template-columns:1fr;}
  .price-grid{grid-template-columns:1fr;}
  .price-card.featured{transform:none;}
  .price-card.featured:hover{transform:translateY(-2px);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .section{padding:72px 0;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .dock-wrap{padding:0 12px;top:12px;}
  .dock{padding:8px 14px;gap:10px;}
  .logo-text{font-size:15px;}
  .hero{padding:120px 0 56px;}
  .hero h1{font-size:clamp(32px,8vw,42px);}
  .hero-sub{font-size:15.5px;margin-top:18px;}
  .hero-cta{gap:12px;}
  .hero-cta .btn{flex:1 1 100%;}
  .hero-stats{margin-top:36px;padding-top:22px;}
  .hero-stats .num{font-size:22px;}
  .section{padding:56px 0;}
  .section-head{padding-left:0;margin-bottom:32px;}
  .section-head h2{padding-left:14px;}
  .section-lead{padding-left:0;font-size:15px;}
  .vcard{padding:22px;}
  .vcard-lg .vcard-num{font-size:48px;}
  .news-grid{grid-template-columns:1fr;}
  .faq-card{padding:6px 18px;}
  .faq-q{font-size:15.5px;padding:18px 0;}
  .cta-block{padding:44px 22px;border-radius:22px;}
  .site-footer{padding-top:56px;margin-top:64px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .float-cta{width:56px;height:56px;padding:0;justify-content:center;border-radius:50%;}
  .float-cta span{display:none;}
  .price-num{font-size:32px;}
}
@media (max-width:390px){
  .container{padding:0 16px;}
  .hero h1{font-size:30px;}
  .logo-text{font-size:14px;}
  .hero-stats{grid-template-columns:1fr;gap:0;}
  .hero-stats li{border-right:0;border-bottom:1px solid rgba(255,255,255,.08);padding:12px 0;}
  .hero-stats li:last-child{border-bottom:0;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .hero-media:hover img,.demo-media:hover img,.news-card:hover .news-media img{transform:none;}
}

/* roulang page: article */
:root{
  --bg:#070B12;
  --bg-2:#0C121C;
  --surface:#101823;
  --footer-bg:#05080D;
  --orange:#FF5A1F;
  --lime:#B8FF3C;
  --text:#F2F5F8;
  --muted:#A6B2C0;
  --faint:#6B7A8B;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.12);
  --line-orange:rgba(255,90,31,.45);
  --r-lg:20px;
  --r-md:12px;
  --r-img:24px;
  --r-pill:999px;
  --shadow-card:0 20px 60px rgba(0,0,0,.45);
  --glow-btn:0 8px 24px rgba(255,90,31,.35);
  --container:1240px;
  --t:220ms ease;
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB","Noto Sans SC",system-ui,-apple-system,"Segoe UI",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:
    radial-gradient(900px 520px at 82% -12%, rgba(255,90,31,.12), transparent 62%),
    radial-gradient(700px 420px at 6% 4%, rgba(184,255,60,.07), transparent 60%),
    var(--bg);
  overflow-x:hidden;
  padding-top:96px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),background var(--t),transform var(--t),box-shadow var(--t)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:750;letter-spacing:-.02em;line-height:1.25}
p{margin:0}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 48px}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:80;padding:0 20px;display:flex;justify-content:center;pointer-events:none}
.dock{
  pointer-events:auto;
  position:relative;
  width:100%;
  max-width:1100px;
  display:flex;
  align-items:center;
  gap:22px;
  padding:10px 20px;
  border-radius:var(--r-pill);
  background:rgba(12,18,28,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 12px 40px rgba(0,0,0,.38);
  transition:box-shadow var(--t),background var(--t),border-color var(--t);
}
.dock.is-scrolled{background:rgba(8,12,19,.9);box-shadow:0 18px 50px rgba(0,0,0,.55);border-color:rgba(255,255,255,.16)}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#FF5A1F,#FF8A3D);
  box-shadow:0 8px 20px rgba(255,90,31,.32);
  transform:skewX(-9deg);
}
.logo-mark i{font-style:normal;font-weight:800;font-size:17px;color:#0A0E15;transform:skewX(9deg);line-height:1}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.02em;color:var(--text)}
.dock-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.dock-links a{
  position:relative;font-size:14px;color:var(--muted);padding:6px 2px;white-space:nowrap;
}
.dock-links a::after{
  content:"";position:absolute;left:50%;bottom:-4px;width:4px;height:4px;border-radius:50%;
  background:var(--orange);transform:translateX(-50%) scale(0);transition:transform var(--t);
}
.dock-links a:hover{color:var(--text)}
.dock-links a.active{color:var(--orange);font-weight:600}
.dock-links a.active::after{transform:translateX(-50%) scale(1)}
.dock-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.03);
}
.icon-btn svg{width:17px;height:17px}
.icon-btn:hover{color:var(--text);border-color:var(--line-orange);transform:translateY(-1px)}
.burger{display:none;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);place-items:center}
.burger span{display:block;width:16px;height:2px;background:var(--text);position:relative;border-radius:2px}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--t);
}
.burger span::before{top:-5px}
.burger span::after{top:5px}
.nav-open .burger span{background:transparent}
.nav-open .burger span::before{transform:translateY(5px) rotate(45deg)}
.nav-open .burger span::after{transform:translateY(-5px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),color var(--t);
}
.btn-sm{height:40px;padding:0 20px;font-size:13.5px;min-width:44px}
.btn-primary{background:var(--orange);color:#120704;box-shadow:var(--glow-btn)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 12px 32px rgba(255,90,31,.5);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:rgba(255,255,255,.03);border:1px solid var(--line);color:var(--muted)}
.btn-ghost:hover{color:var(--text);border-color:var(--line-orange);transform:translateY(-1px)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--orange);font-size:14px;font-weight:600}
.link-arrow span{transition:transform var(--t)}
.link-arrow:hover span{transform:translateX(4px)}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  padding:34px 0 10px;
  background-image:linear-gradient(180deg,rgba(7,11,18,.86),rgba(7,11,18,.98)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--faint);margin-bottom:22px}
.breadcrumb a{color:var(--faint)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--muted);max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title-block{max-width:860px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(184,255,60,.12);color:var(--lime);border:1px solid rgba(184,255,60,.3);
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:16px;font-size:13px;color:var(--faint)}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--faint);display:inline-block}
.article-hero h1{
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.28;
  margin-bottom:18px;
  max-width:860px;
}
.hero-note{font-size:14px;color:var(--muted);max-width:720px;margin-bottom:26px}
.cover-frame{
  max-width:980px;margin:0 0 8px;border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);aspect-ratio:16/9;background:var(--surface);
  box-shadow:var(--shadow-card);
}
.cover-frame img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease}
.cover-frame:hover img{transform:scale(1.02)}

/* ---------- 文章主体 ---------- */
.article-section{padding:56px 0 88px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:56px;align-items:start}
.article-main{max-width:820px}
.article-body{font-size:16.5px;line-height:1.9;color:#DCE3EB}
.article-body > * + *{margin-top:1.4em}
.article-body p{color:#DCE3EB}
.article-body h2{
  font-size:28px;line-height:1.35;margin-top:2em;padding-left:14px;
  border-left:4px solid var(--orange);color:var(--text);
}
.article-body h3{font-size:22px;margin-top:1.7em;color:var(--text)}
.article-body h4{font-size:18px;margin-top:1.5em;color:var(--text)}
.article-body a{color:var(--orange);border-bottom:1px solid rgba(255,90,31,.4)}
.article-body a:hover{color:#FF8347}
.article-body strong{color:var(--text);font-weight:700}
.article-body ul,.article-body ol{padding-left:22px;display:grid;gap:.55em}
.article-body ul{list-style:none}
.article-body ul > li{position:relative;padding-left:18px}
.article-body ul > li::before{
  content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 10px rgba(184,255,60,.5);
}
.article-body ol{list-style:decimal}
.article-body ol > li::marker{color:var(--orange);font-weight:700}
.article-body blockquote{
  margin:1.8em 0;padding:20px 24px;border-left:3px solid var(--orange);
  background:var(--glass);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--muted);font-size:15.5px;backdrop-filter:blur(18px);
}
.article-body blockquote p{color:var(--muted)}
.article-body img{border-radius:var(--r-img);width:100%;margin:1.8em 0;border:1px solid var(--line)}
.article-body figure{margin:1.8em 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--faint);margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.8em 0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left}
.article-body th{background:rgba(184,255,60,.08);color:var(--text);font-weight:600}
.article-body tr:last-child td{border-bottom:0}
.article-body pre{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;overflow-x:auto;font-size:14px;line-height:1.7;
}
.article-body code{background:rgba(255,255,255,.07);padding:2px 6px;border-radius:6px;font-size:.92em}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}
.empty-state{
  padding:56px 28px;text-align:center;border:1px dashed rgba(255,255,255,.18);
  border-radius:var(--r-lg);background:var(--glass);margin-bottom:24px;
}
.empty-state svg{width:44px;height:44px;color:var(--faint);margin:0 auto 16px}
.empty-state h2{font-size:22px;margin-bottom:10px;border:0;padding:0}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:22px}

/* 文末 */
.article-foot{margin-top:48px;padding-top:32px;border-top:1px solid var(--line)}
.tag-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.tag{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  font-size:13px;color:var(--muted);background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.tag:hover{color:var(--text);border-color:var(--line-orange)}
.rel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.rel-head h2{font-size:20px;border:0;padding:0;margin:0}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:34px}
.rel-card{
  display:flex;flex-direction:column;gap:8px;padding:18px 18px 16px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.rel-card:hover{transform:translateY(-2px);border-color:var(--line-orange);background:var(--glass-2)}
.rel-card .rc-time{font-size:12.5px;color:var(--faint)}
.rel-card h3{font-size:15px;line-height:1.55;font-weight:600;color:var(--text)}
.rel-card .rc-arrow{margin-top:auto;color:var(--orange);font-size:13px;display:inline-flex;align-items:center;gap:6px}
.rel-card:hover .rc-arrow span{transform:translateX(4px)}
.rel-card .rc-arrow span{transition:transform var(--t)}
.back-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* 侧栏 */
.side-card{
  position:sticky;top:110px;
  padding:22px 20px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(18px);
  box-shadow:var(--shadow-card);
}
.side-card .sc-label{font-size:12px;letter-spacing:.08em;color:var(--lime);font-weight:600;margin-bottom:10px}
.side-card .sc-title{font-size:17px;font-weight:700;color:var(--text);margin-bottom:16px;line-height:1.5}
.side-card ul{display:grid;gap:10px;margin-bottom:18px}
.side-card ul a{font-size:13.5px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;line-height:1.6}
.side-card ul a:hover{color:var(--orange)}
.side-card ul a::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--orange);margin-top:8px;flex-shrink:0}
.side-card .side-back{display:block;text-align:center;font-size:13.5px;padding:10px;border-radius:var(--r-pill);border:1px solid var(--line);color:var(--muted)}
.side-card .side-back:hover{border-color:var(--line-orange);color:var(--text)}

/* CTA */
.cta-band{padding:0 0 96px}
.cta-inner{
  position:relative;overflow:hidden;text-align:center;
  padding:56px 32px;border-radius:28px;
  background:linear-gradient(180deg,rgba(255,90,31,.10),rgba(255,255,255,.03));
  border:1px solid var(--line);backdrop-filter:blur(18px);
}
.cta-inner::before{
  content:"";position:absolute;inset:-40% 20% auto;height:280px;
  background:radial-gradient(circle,rgba(255,90,31,.28),transparent 66%);
  opacity:.7;pointer-events:none;
}
.cta-inner h2{position:relative;font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.cta-inner p{position:relative;color:var(--muted);font-size:15px;max-width:640px;margin:0 auto 26px}
.cta-inner .btn{position:relative}

/* 浮动 CTA */
.float-cta{
  position:fixed;right:20px;bottom:20px;z-index:70;
  display:inline-flex;align-items:center;gap:8px;
  height:48px;padding:0 20px;border-radius:var(--r-pill);
  background:rgba(12,18,28,.85);border:1px solid var(--line-orange);
  color:var(--text);font-size:14px;font-weight:600;
  backdrop-filter:blur(18px);box-shadow:0 12px 36px rgba(0,0,0,.5);
  transition:transform var(--t),box-shadow var(--t),background var(--t);
}
.float-cta svg{width:17px;height:17px;color:var(--orange)}
.float-cta:hover{transform:translateY(-2px);box-shadow:0 16px 44px rgba(255,90,31,.28);background:rgba(18,24,34,.95)}

/* Footer */
.site-footer{background:var(--footer-bg);border-top:1px solid rgba(255,255,255,.07);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:44px;padding-bottom:44px}
.footer-brand p{font-size:14px;color:var(--muted);margin:16px 0 20px;line-height:1.85;max-width:340px}
.footer-contact{display:grid;gap:8px;font-size:13.5px;color:var(--muted)}
.footer-contact span{color:var(--faint);margin-right:10px}
.footer-col h4{font-size:14px;color:var(--lime);margin-bottom:16px;letter-spacing:.03em;font-weight:600}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:var(--muted)}
.footer-col ul a:hover{color:var(--orange)}
.footer-note{font-size:13.5px;color:var(--faint);line-height:1.85}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:var(--faint);
}

/* 响应式 */
@media (max-width:1279px){
  .container{padding:0 40px}
  .article-layout{gap:40px;grid-template-columns:minmax(0,1fr) 220px}
}
@media (max-width:1023px){
  body{padding-top:88px}
  .container{padding:0 32px}
  .dock{gap:14px;padding:10px 16px}
  .dock-links{
    position:absolute;top:calc(100% + 12px);left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:2px;
    padding:14px;border-radius:22px;
    background:rgba(10,15,23,.97);border:1px solid var(--line);
    backdrop-filter:blur(18px);box-shadow:0 24px 60px rgba(0,0,0,.6);
    margin-left:0;
  }
  .nav-open .dock-links{display:flex}
  .dock-links a{padding:12px 12px;font-size:15px;border-radius:12px}
  .dock-links a:hover{background:rgba(255,255,255,.05)}
  .dock-links a::after{display:none}
  .dock-links a.active{background:rgba(255,90,31,.12)}
  .burger{display:grid}
  .dock-actions .icon-btn{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .side-card{position:static;margin-top:8px}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .article-section{padding:44px 0 72px}
}
@media (max-width:767px){
  body{padding-top:82px;font-size:15.5px}
  .container{padding:0 20px}
  .dock-wrap{top:12px;padding:0 12px}
  .dock{padding:9px 14px;gap:10px}
  .logo-text{font-size:15.5px}
  .logo-mark{width:30px;height:30px;border-radius:9px}
  .logo-mark i{font-size:15px}
  .dock-actions .btn-sm{display:none}
  .article-hero{padding:22px 0 6px}
  .breadcrumb{font-size:12.5px;gap:6px;margin-bottom:16px}
  .breadcrumb .current{max-width:180px}
  .article-hero h1{font-size:clamp(24px,6vw,30px)}
  .hero-note{font-size:13.5px}
  .cover-frame{border-radius:18px}
  .article-body{font-size:16px;line-height:1.85}
  .article-body h2{font-size:22px;padding-left:12px}
  .article-body h3{font-size:19px}
  .article-body blockquote{padding:16px 18px;font-size:15px}
  .article-body table{font-size:14px;display:block;overflow-x:auto}
  .rel-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px}
  .float-cta{width:52px;height:52px;padding:0;justify-content:center;border-radius:50%}
  .float-cta span{display:none}
  .cta-inner{padding:40px 22px;border-radius:22px}
  .article-section{padding:36px 0 64px}
  .cta-band{padding:0 0 76px}
}
@media (max-width:390px){
  .container{padding:0 16px}
  .rel-head{flex-direction:column;align-items:flex-start;gap:8px}
  .article-hero h1{font-size:22px}
  .tag{font-size:12px;padding:0 12px;height:30px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rel-card:hover,.btn:hover,.float-cta:hover,.cover-frame:hover img{transform:none}
}

/* roulang page: category1 */
:root{
  --bg:#070B12;
  --bg-2:#0C121C;
  --surface:#101823;
  --footer-bg:#05080D;
  --orange:#FF5A1F;
  --orange-soft:#FF8A3D;
  --lime:#B8FF3C;
  --text:#F2F5F8;
  --text-2:#A6B2C0;
  --text-3:#6B7A8B;
  --glass:rgba(255,255,255,0.05);
  --glass-2:rgba(255,255,255,0.03);
  --line:rgba(255,255,255,0.12);
  --line-soft:rgba(255,255,255,0.07);
  --line-orange:rgba(255,90,31,0.45);
  --lime-bg:rgba(184,255,60,0.12);
  --r-lg:20px;
  --r-md:12px;
  --r-img:24px;
  --r-pill:999px;
  --shadow-card:0 20px 60px rgba(0,0,0,0.45);
  --shadow-soft:0 12px 40px rgba(0,0,0,0.35);
  --glow-orange:0 8px 24px rgba(255,90,31,0.35);
  --glow-orange-lg:0 10px 32px rgba(255,90,31,0.5);
  --container:1240px;
  --ease:220ms ease;
  --font-cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),opacity var(--ease);}
button,input,textarea,select{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,90,31,0.35);color:#fff;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 48px;
}
.section{padding:96px 0;position:relative;}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:40px;
}
.section-head h2{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-0.02em;
  margin-top:12px;
}
.section-head p{color:var(--text-2);font-size:15px;max-width:620px;margin-top:10px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:0.06em;
  color:var(--lime);
  background:var(--lime-bg);
  border:1px solid rgba(184,255,60,0.28);
  padding:5px 12px;
  border-radius:var(--r-pill);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}
.eyebrow.orange{color:var(--orange);background:rgba(255,90,31,0.12);border-color:rgba(255,90,31,0.3);}
.eyebrow.orange::before{background:var(--orange);}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--orange);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
}
.link-more .arw{transition:transform var(--ease);display:inline-block;}
.link-more:hover .arw{transform:translateX(4px);}

/* ============ Dock 导航 ============ */
.dock-wrap{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:120;
  padding:0 20px;
  display:flex;
  justify-content:center;
}
.dock{
  width:100%;
  max-width:1100px;
  display:flex;
  align-items:center;
  gap:20px;
  padding:10px 20px;
  border-radius:var(--r-pill);
  background:rgba(12,18,28,0.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line);
  box-shadow:0 12px 40px rgba(0,0,0,0.4);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.dock.scrolled{
  background:rgba(9,14,22,0.94);
  box-shadow:0 18px 50px rgba(0,0,0,0.6);
  border-color:rgba(255,255,255,0.16);
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:10px;
  background:linear-gradient(135deg,var(--orange),var(--orange-soft));
  transform:skewX(-8deg);
  box-shadow:0 6px 18px rgba(255,90,31,0.3);
}
.logo-mark i{
  font-style:normal;
  transform:skewX(8deg);
  font-weight:800;
  font-size:18px;
  line-height:1;
  color:#070B12;
}
.logo-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:0.01em;
  color:var(--text);
}
.dock-links{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:auto;
}
.dock-links a{
  position:relative;
  font-size:13.5px;
  color:var(--text-2);
  padding:6px 0;
  white-space:nowrap;
}
.dock-links a:hover{color:var(--text);}
.dock-links a.active{color:var(--orange);font-weight:600;}
.dock-links a.active::after{
  content:"";
  position:absolute;
  left:50%;bottom:-2px;
  width:4px;height:4px;
  border-radius:50%;
  background:var(--orange);
  transform:translateX(-50%);
}
.dock-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.icon-btn{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--text-2);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.icon-btn svg{width:16px;height:16px;}
.icon-btn:hover{color:var(--orange);border-color:var(--line-orange);background:rgba(255,90,31,0.08);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:0.01em;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease),filter var(--ease);
  cursor:pointer;
  border:1px solid transparent;
}
.btn-sm{height:40px;padding:0 18px;font-size:13.5px;min-width:44px;}
.btn-primary{
  background:linear-gradient(135deg,var(--orange),var(--orange-soft));
  color:#0A0E15;
  box-shadow:var(--glow-orange);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--glow-orange-lg);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);filter:brightness(0.96);}
.btn-ghost{
  background:var(--glass);
  border-color:var(--line);
  color:var(--text-2);
}
.btn-ghost:hover{color:var(--text);border-color:var(--line-orange);background:rgba(255,90,31,0.08);}
.btn-ghost:active{transform:scale(0.985);}
.btn[disabled],.btn.is-disabled{opacity:0.4;cursor:not-allowed;box-shadow:none;transform:none;}
.burger{
  display:none;
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  place-items:center;
  position:relative;
  color:var(--text);
}
.burger span,
.burger span::before,
.burger span::after{
  content:"";
  position:absolute;
  left:50%;
  width:16px;height:2px;
  border-radius:2px;
  background:var(--text);
  transform:translateX(-50%);
  transition:transform var(--ease),opacity var(--ease);
}
.burger span{top:50%;margin-top:-1px;}
.burger span::before{top:-6px;left:0;transform:none;}
.burger span::after{top:6px;left:0;transform:none;}
.burger[aria-expanded="true"] span{background:transparent;}
.burger[aria-expanded="true"] span::before{transform:rotate(45deg);top:0;}
.burger[aria-expanded="true"] span::after{transform:rotate(-45deg);top:0;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  padding:140px 0 84px;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,0.06) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:0.35;
  mask-image:radial-gradient(ellipse at 30% 20%,#000 10%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at 30% 20%,#000 10%,transparent 70%);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  top:-120px;right:-80px;
  width:520px;height:520px;
  background:radial-gradient(circle,rgba(255,90,31,0.14),transparent 65%);
  pointer-events:none;
}
.breadcrumb{
  position:relative;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:32px;
  z-index:1;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--orange);}
.breadcrumb .sep{color:rgba(255,255,255,0.22);font-size:12px;}
.breadcrumb .now{color:var(--text-2);}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
  z-index:1;
}
.hero-copy h1{
  font-size:clamp(36px,5vw,54px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-0.02em;
  margin:20px 0 18px;
}
.hero-copy h1 em{
  font-style:normal;
  color:var(--orange);
  position:relative;
}
.hero-copy h1 em::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:4px;
  height:6px;
  background:rgba(255,90,31,0.24);
  border-radius:3px;
  z-index:-1;
}
.hero-sub{
  font-size:17px;
  color:var(--text-2);
  max-width:520px;
  line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.stat-bar{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:44px;
  border-top:1px solid var(--line-soft);
  padding-top:24px;
}
.stat-item{
  padding-right:16px;
  border-right:1px solid var(--line-soft);
}
.stat-item:last-child{border-right:0;padding-right:0;}
.stat-num{
  font-size:24px;
  font-weight:800;
  color:var(--orange);
  font-variant-numeric:tabular-nums;
  letter-spacing:-0.01em;
  line-height:1.3;
}
.stat-label{font-size:13px;color:var(--text-3);margin-top:2px;}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--r-img);
  border:1px solid var(--line);
  background:var(--surface);
  box-shadow:var(--shadow-card);
}
.figure-tag{
  position:absolute;
  left:18px;bottom:-16px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 16px;
  border-radius:var(--r-pill);
  background:rgba(184,255,60,0.14);
  border:1px solid rgba(184,255,60,0.4);
  color:var(--lime);
  font-size:13px;
  font-weight:600;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.figure-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}

/* ============ 器材矩阵 ============ */
.product-grid{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:24px;
}
.card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card:hover{transform:translateY(-3px);border-color:rgba(255,255,255,0.22);}
.card.card-lg{grid-column:span 3;}
.card.card-sm{grid-column:span 2;}
.card-media{position:relative;overflow:hidden;}
.card-media img{
  width:100%;
  object-fit:cover;
  background:var(--surface);
  transition:transform 320ms ease;
}
.card-lg .card-media img{aspect-ratio:16/9;}
.card-sm .card-media img{aspect-ratio:16/9;}
.card:hover .card-media img{transform:scale(1.03);}
.card-media .badge{
  position:absolute;
  top:14px;left:14px;
  font-size:12px;
  font-weight:600;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(7,11,18,0.72);
  border:1px solid rgba(184,255,60,0.35);
  color:var(--lime);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.card-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:14px;flex:1;}
.card-no{
  font-size:13px;
  font-weight:700;
  color:var(--orange);
  font-variant-numeric:tabular-nums;
  letter-spacing:0.08em;
}
.card-title{
  font-size:19px;
  font-weight:700;
  letter-spacing:-0.01em;
  line-height:1.4;
}
.card-lg .card-title{font-size:21px;}
.card-desc{font-size:14.5px;color:var(--text-2);line-height:1.8;}
.spec-list{margin-top:auto;border-top:1px solid var(--line-soft);}
.spec-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:9px 0;
  border-bottom:1px solid var(--line-soft);
  font-size:13.5px;
}
.spec-row dt{color:var(--text-3);flex:0 0 auto;}
.spec-row dd{color:var(--text);font-weight:600;text-align:right;font-variant-numeric:tabular-nums;}
.card-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--orange);
  margin-top:4px;
}
.card-link .arw{transition:transform var(--ease);}
.card-link:hover .arw{transform:translateX(4px);}

/* ============ 参数对比条 ============ */
.compare-wrap{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--glass);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.compare-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.compare{
  width:100%;
  min-width:820px;
  border-collapse:collapse;
  font-size:14px;
}
table.compare th,
table.compare td{
  padding:16px 20px;
  text-align:left;
  border-bottom:1px solid var(--line-soft);
  white-space:nowrap;
}
table.compare thead th{
  font-size:13px;
  font-weight:700;
  color:var(--lime);
  background:rgba(184,255,60,0.08);
  letter-spacing:0.02em;
}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr{transition:background var(--ease);}
table.compare tbody tr:hover{background:rgba(255,255,255,0.03);}
table.compare td:first-child{color:var(--text);font-weight:600;}
table.compare td{color:var(--text-2);font-variant-numeric:tabular-nums;}
.compare-hint{
  font-size:13px;
  color:var(--text-3);
  margin-top:14px;
}

/* ============ 场景选配 ============ */
.scene-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.scene-item{
  position:relative;
  background:var(--glass-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:30px 28px;
  display:flex;
  flex-direction:column;
  gap:14px;
  transition:border-color var(--ease),transform var(--ease),background var(--ease);
}
.scene-item:hover{border-color:var(--line-orange);transform:translateY(-2px);background:var(--glass);}
.scene-item:nth-child(1){grid-column:span 5;}
.scene-item:nth-child(2){grid-column:span 7;}
.scene-item:nth-child(3){grid-column:span 7;}
.scene-item:nth-child(4){grid-column:span 5;}
.scene-no{
  font-size:34px;
  font-weight:800;
  color:rgba(255,90,31,0.55);
  line-height:1;
  font-variant-numeric:tabular-nums;
  letter-spacing:-0.03em;
}
.scene-item h3{font-size:20px;font-weight:700;line-height:1.4;}
.scene-item p{font-size:14.5px;color:var(--text-2);line-height:1.8;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.tag{
  font-size:12.5px;
  color:var(--text-2);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:4px 12px;
  transition:color var(--ease),border-color var(--ease);
}
.scene-item:hover .tag{color:var(--text);border-color:rgba(255,255,255,0.24);}

/* ============ 保障清单 ============ */
.assure-grid{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:start;
}
.assure-intro h2{
  font-size:clamp(26px,3.4vw,38px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-0.02em;
  margin:14px 0 16px;
}
.assure-intro p{font-size:15px;color:var(--text-2);}
.assure-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.assure-item{
  display:flex;
  gap:14px;
  padding:22px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--glass-2);
  transition:border-color var(--ease),background var(--ease);
}
.assure-item:hover{border-color:rgba(184,255,60,0.35);background:rgba(184,255,60,0.04);}
.assure-icon{
  flex:0 0 28px;
  width:28px;height:28px;
  border-radius:8px;
  display:grid;place-items:center;
  background:var(--lime-bg);
  border:1px solid rgba(184,255,60,0.3);
  color:var(--lime);
  font-size:13px;
  font-weight:800;
}
.assure-item h4{font-size:16px;font-weight:700;margin-bottom:4px;}
.assure-item p{font-size:13.5px;color:var(--text-3);line-height:1.75;}

/* ============ FAQ ============ */
.faq-shell{
  max-width:860px;
  margin:0 auto;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.faq-item{border-bottom:1px solid var(--line-soft);}
.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;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
  transition:color var(--ease),background var(--ease);
}
.faq-q:hover{color:var(--orange);background:rgba(255,255,255,0.025);}
.faq-sign{
  position:relative;
  flex:0 0 20px;
  width:20px;height:20px;
  border-radius:50%;
  border:1px solid var(--line);
  transition:border-color var(--ease),transform var(--ease);
}
.faq-sign::before,
.faq-sign::after{
  content:"";
  position:absolute;
  top:50%;left:50%;
  width:9px;height:1.5px;
  background:var(--text-2);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform var(--ease),background var(--ease),opacity var(--ease);
}
.faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);}
.faq-item.open .faq-sign{border-color:var(--line-orange);}
.faq-item.open .faq-sign::before,
.faq-item.open .faq-sign::after{background:var(--orange);}
.faq-item.open .faq-sign::after{transform:translate(-50%,-50%) rotate(0deg);opacity:0;}
.faq-item.open .faq-q{color:var(--orange);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 280ms ease;
}
.faq-a p{
  padding:0 26px 24px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}

/* ============ CTA + 表单 ============ */
.cta-block{
  position:relative;
  overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:56px;
  box-shadow:var(--shadow-card);
}
.cta-block::before{
  content:"";
  position:absolute;
  top:-160px;left:50%;
  width:620px;height:420px;
  transform:translateX(-50%);
  background:radial-gradient(ellipse,rgba(255,90,31,0.18),transparent 68%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.cta-copy h2{
  font-size:clamp(24px,3vw,34px);
  line-height:1.3;
  font-weight:800;
  letter-spacing:-0.02em;
  margin:14px 0 12px;
}
.cta-copy p{font-size:15px;color:var(--text-2);max-width:420px;}
.cta-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.cta-meta span{
  font-size:12.5px;
  color:var(--text-2);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:5px 14px;
}
.form-card{
  background:rgba(7,11,18,0.55);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px;
  display:grid;
  gap:16px;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.field{display:grid;gap:7px;}
.field label{font-size:13px;color:var(--text-3);}
.field input,
.field textarea{
  width:100%;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:12px 14px;
  font-size:14.5px;
  color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field input::placeholder,
.field textarea::placeholder{color:var(--text-3);}
.field input:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--orange);
  background:rgba(255,90,31,0.06);
  box-shadow:0 0 0 3px rgba(255,90,31,0.16);
}
.field textarea{min-height:86px;resize:vertical;line-height:1.7;}
.field.error input,
.field.error textarea{border-color:#FF4D4D;box-shadow:0 0 0 3px rgba(255,77,77,0.15);}
.err-msg{font-size:12px;color:#FF6B6B;display:none;}
.field.error .err-msg{display:block;}
.form-ok{
  display:none;
  font-size:13.5px;
  color:var(--lime);
  background:rgba(184,255,60,0.1);
  border:1px solid rgba(184,255,60,0.3);
  border-radius:var(--r-md);
  padding:10px 14px;
}
.form-ok.show{display:block;}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;
  right:20px;bottom:20px;
  z-index:110;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:48px;
  padding:0 22px;
  border-radius:var(--r-pill);
  background:rgba(12,18,28,0.82);
  border:1px solid var(--line-orange);
  color:var(--orange);
  font-size:14px;
  font-weight:600;
  box-shadow:0 12px 30px rgba(0,0,0,0.45);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:transform var(--ease),box-shadow var(--ease),color var(--ease),background var(--ease);
}
.float-cta:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,90,31,0.28);background:rgba(255,90,31,0.12);}
.float-cta svg{width:16px;height:16px;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--footer-bg);
  border-top:1px solid var(--line-soft);
  padding:72px 0 32px;
  margin-top:96px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2.2fr 1fr 1fr 1.4fr;
  gap:48px;
  padding-bottom:44px;
  border-bottom:1px solid var(--line-soft);
}
.footer-brand p{
  font-size:13.5px;
  color:var(--text-3);
  line-height:1.9;
  margin:16px 0 18px;
  max-width:340px;
}
.footer-contact{display:grid;gap:8px;font-size:13.5px;color:var(--text-2);}
.footer-contact div{display:flex;gap:10px;}
.footer-contact span{color:var(--text-3);flex:0 0 60px;}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:var(--orange);
  margin-bottom:16px;
  letter-spacing:0.02em;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--text);}
.footer-note{font-size:13.5px;color:var(--text-3);line-height:1.9;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:24px;
  font-size:13px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 36px;}
  .hero-grid{gap:40px;}
  .dock-links{gap:20px;}
}
@media (max-width:1023px){
  .container{padding:0 32px;}
  .section{padding:72px 0;}
  .dock{padding:10px 16px;}
  .dock-links{
    position:fixed;
    top:86px;
    left:20px;
    right:20px;
    display:none;
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
    padding:18px;
    margin:0;
    border-radius:var(--r-lg);
    background:rgba(9,14,22,0.97);
    border:1px solid var(--line);
    box-shadow:0 24px 60px rgba(0,0,0,0.6);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
  }
  .dock-links.open{display:flex;}
  .dock-links li{width:100%;}
  .dock-links a{display:block;width:100%;padding:12px 10px;font-size:15px;border-radius:10px;}
  .dock-links a:hover{background:rgba(255,255,255,0.05);}
  .dock-links a.active{background:rgba(255,90,31,0.1);}
  .dock-links a.active::after{display:none;}
  .burger{display:grid;}
  .dock-actions .icon-btn{display:none;}
  .page-hero{padding:118px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-figure{order:-1;}
  .hero-figure img{aspect-ratio:16/9;}
  .figure-tag{bottom:14px;left:14px;}
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .card.card-lg,.card.card-sm{grid-column:span 1;}
  .scene-item:nth-child(n){grid-column:span 12;}
  .assure-grid{grid-template-columns:1fr;gap:32px;}
  .cta-block{padding:40px;}
  .cta-inner{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .hero-copy h1{font-size:clamp(30px,8vw,40px);}
  .hero-sub{font-size:15.5px;}
  .stat-bar{grid-template-columns:1fr 1fr;gap:20px 0;}
  .stat-item:nth-child(2){border-right:0;padding-right:0;}
  .stat-item:nth-child(3),.stat-item:nth-child(4){padding-top:8px;}
  .product-grid{grid-template-columns:1fr;}
  .assure-list{grid-template-columns:1fr;}
  .card-body{padding:20px;}
  .faq-q{padding:18px 20px;font-size:15.5px;}
  .faq-a p{padding:0 20px 20px;font-size:14.5px;}
  .cta-block{padding:28px 20px;border-radius:var(--r-md);}
  .form-card{padding:20px;}
  .float-cta{
    width:52px;height:52px;padding:0;justify-content:center;border-radius:50%;
  }
  .float-cta .fc-text{display:none;}
  .site-footer{padding:52px 0 26px;margin-top:56px;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:390px){
  .container{padding:0 16px;}
  .dock{padding:8px 14px;gap:10px;}
  .logo-text{font-size:15px;}
  .logo-mark{width:32px;height:32px;}
  .logo-mark i{font-size:16px;}
  .btn-sm{height:36px;padding:0 14px;font-size:12.5px;}
  .hero-actions .btn{width:100%;}
  .stat-num{font-size:20px;}
  table.compare{min-width:640px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
  .card:hover,.scene-item:hover,.float-cta:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --bg:#070B12;
  --bg-2:#0C121C;
  --layer:#101823;
  --footer-bg:#05080D;
  --orange:#FF5A1F;
  --orange-soft:rgba(255,90,31,.14);
  --lime:#B8FF3C;
  --lime-soft:rgba(184,255,60,.12);
  --text:#F2F5F8;
  --text-2:#A6B2C0;
  --text-3:#6B7A8B;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.03);
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --line-hi:rgba(255,90,31,.45);
  --r-lg:20px;
  --r-md:12px;
  --r-img:24px;
  --pill:999px;
  --shadow-card:0 20px 60px rgba(0,0,0,.45);
  --shadow-btn:0 8px 24px rgba(255,90,31,.35);
  --shadow-btn-hover:0 10px 32px rgba(255,90,31,.5);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:96px;
  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;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:26px 26px;
  opacity:.5;
  pointer-events:none;
  z-index:0;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.02em;line-height:1.25;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;border:0;background:none;color:inherit;cursor:pointer;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--orange);
  outline-offset:2px;
  border-radius:8px;
}
::selection{background:rgba(255,90,31,.32);color:#fff;}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 48px;
  position:relative;
  z-index:1;
}
.section{padding:104px 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:var(--pill);
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--lime);
  background:var(--lime-soft);
  border:1px solid rgba(184,255,60,.24);
}
.eyebrow::before{
  content:"";
  width:5px;height:5px;border-radius:50%;
  background:var(--lime);
}
.section-head h2{
  font-size:clamp(26px,3.4vw,40px);
  margin-top:18px;
  line-height:1.25;
}
.section-head p{
  margin-top:16px;
  color:var(--text-2);
  font-size:16px;
  max-width:640px;
}
.h2-bar{
  position:relative;
  padding-left:16px;
}
.h2-bar::before{
  content:"";
  position:absolute;
  left:0;top:.18em;
  width:4px;height:.92em;
  border-radius:2px;
  background:var(--orange);
}

/* ---------- 浮动 Dock 导航 ---------- */
.dock-wrap{
  position:fixed;
  top:16px;left:0;right:0;
  z-index:90;
  display:flex;
  justify-content:center;
  padding:0 20px;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  position:relative;
  width:100%;
  max-width:1100px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:10px 14px 10px 20px;
  border-radius:var(--pill);
  background:rgba(12,18,28,.72);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line);
  box-shadow:0 12px 40px rgba(0,0,0,.4);
  transition:background var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.dock.is-scrolled{
  background:rgba(10,15,24,.94);
  border-color:rgba(255,255,255,.16);
  box-shadow:0 20px 54px rgba(0,0,0,.6);
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-mark{
  width:34px;height:34px;
  display:grid;
  place-items:center;
  border-radius:10px;
  background:linear-gradient(135deg,#FF5A1F,#FF9147);
  transform:skewX(-9deg);
  box-shadow:0 6px 18px rgba(255,90,31,.38);
  transition:box-shadow var(--ease),transform var(--ease);
}
.logo-mark i{
  display:block;
  transform:skewX(9deg);
  font-style:normal;
  font-size:17px;
  font-weight:800;
  color:#0A0E15;
  line-height:1;
}
.logo:hover .logo-mark{box-shadow:0 8px 24px rgba(255,90,31,.55);transform:skewX(-9deg) translateY(-1px);}
.logo-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:.01em;
  color:var(--text);
  white-space:nowrap;
}
.dock-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin:0 auto;
}
.dock-links a{
  position:relative;
  display:inline-block;
  padding:8px 13px;
  border-radius:var(--pill);
  font-size:13.5px;
  color:var(--text-2);
  transition:color var(--ease),background var(--ease);
  white-space:nowrap;
}
.dock-links a:hover{color:var(--text);background:rgba(255,255,255,.06);}
.dock-links a.active{color:var(--orange);font-weight:600;}
.dock-links a.active::before{
  content:"";
  position:absolute;
  left:50%;bottom:1px;
  transform:translateX(-50%);
  width:4px;height:4px;
  border-radius:50%;
  background:var(--orange);
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
  flex-shrink:0;
}
.icon-btn{
  width:38px;height:38px;
  display:grid;
  place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text-2);
  transition:color var(--ease),border-color var(--ease),background var(--ease),transform var(--ease);
}
.icon-btn svg{width:16px;height:16px;}
.icon-btn:hover{color:var(--orange);border-color:var(--line-hi);background:var(--orange-soft);transform:translateY(-1px);}
.icon-btn:active{transform:translateY(0);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--pill);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  transition:background var(--ease),box-shadow var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),opacity var(--ease);
  cursor:pointer;
}
.btn-sm{height:40px;padding:0 18px;font-size:13.5px;}
.btn-primary{
  background:var(--orange);
  color:#120A06;
  box-shadow:var(--shadow-btn);
}
.btn-primary:hover{background:#FF6E38;box-shadow:var(--shadow-btn-hover);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-btn);}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:var(--line);
  color:var(--text-2);
  backdrop-filter:blur(12px);
}
.btn-ghost:hover{color:var(--text);border-color:var(--line-hi);background:rgba(255,90,31,.08);transform:translateY(-1px);}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;box-shadow:none;transform:none;}
.burger{
  display:none;
  width:40px;height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.burger span{
  display:block;
  position:relative;
  width:16px;height:2px;
  border-radius:2px;
  background:var(--text);
  transition:background var(--ease);
}
.burger span::before,.burger span::after{
  content:"";
  position:absolute;
  left:0;
  width:16px;height:2px;
  border-radius:2px;
  background:var(--text);
  transition:transform var(--ease),opacity var(--ease);
}
.burger span::before{top:-5px;}
.burger span::after{top:5px;}
.dock.is-open .burger span{background:transparent;}
.dock.is-open .burger span::before{transform:translateY(5px) rotate(45deg);}
.dock.is-open .burger span::after{transform:translateY(-5px) rotate(-45deg);}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding:64px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--line-soft);
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
  opacity:.26;
  filter:saturate(.9);
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(900px 420px at 78% 8%,rgba(255,90,31,.16),transparent 62%),
    linear-gradient(180deg,rgba(7,11,18,.72) 0%,rgba(7,11,18,.92) 62%,var(--bg) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:26px;
}
.breadcrumb a{color:var(--text-3);transition:color var(--ease);}
.breadcrumb a:hover{color:var(--orange);}
.breadcrumb .sep{color:rgba(255,255,255,.18);}
.breadcrumb .current{color:var(--text-2);}
.hero-title{
  font-size:clamp(40px,5.2vw,58px);
  line-height:1.14;
  max-width:900px;
  letter-spacing:-.025em;
}
.hero-title em{
  font-style:normal;
  color:var(--orange);
  position:relative;
  white-space:nowrap;
}
.hero-title em::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-4px;
  height:6px;
  border-radius:3px;
  background:linear-gradient(90deg,rgba(255,90,31,.75),rgba(255,90,31,0));
}
.hero-sub{
  margin-top:22px;
  max-width:640px;
  font-size:17px;
  color:var(--text-2);
  line-height:1.8;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:56px;
  border-top:1px solid var(--line-soft);
  padding-top:28px;
}
.stat{
  padding:0 24px;
  border-left:1px solid var(--line-soft);
}
.stat:first-child{padding-left:0;border-left:0;}
.stat strong{
  display:block;
  font-size:clamp(26px,3vw,34px);
  font-weight:800;
  color:var(--orange);
  line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat strong small{font-size:14px;font-weight:600;margin-left:2px;}
.stat span{
  display:block;
  margin-top:8px;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 交替图文 ---------- */
.flow-list{display:flex;flex-direction:column;}
.flow-item{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:56px;
  align-items:center;
  padding:52px 0;
  border-top:1px solid var(--line-soft);
}
.flow-item:first-child{border-top:0;padding-top:8px;}
.flow-item.reverse .flow-media{order:-1;}
.flow-media{
  position:relative;
  aspect-ratio:16/10;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--layer);
  box-shadow:var(--shadow-card);
}
.flow-media img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 320ms var(--ease);
}
.flow-media:hover img{transform:scale(1.03);}
.flow-media .media-tag{
  position:absolute;
  left:16px;bottom:16px;
  padding:6px 14px;
  border-radius:var(--pill);
  font-size:12px;
  font-weight:600;
  color:#0A0E15;
  background:var(--lime);
  box-shadow:0 8px 20px rgba(0,0,0,.4);
}
.flow-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:44px;
  height:28px;
  padding:0 10px;
  border-radius:var(--pill);
  font-size:13px;
  font-weight:800;
  color:var(--orange);
  background:var(--orange-soft);
  border:1px solid var(--line-hi);
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.flow-body h3{
  font-size:clamp(22px,2.4vw,26px);
  line-height:1.32;
}
.flow-body p{
  margin-top:14px;
  color:var(--text-2);
  font-size:15.5px;
  max-width:520px;
}
.points{
  margin-top:22px;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.points li{
  position:relative;
  padding-left:20px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.7;
}
.points li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 3px rgba(184,255,60,.12);
}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:26px;
  font-size:14.5px;
  font-weight:600;
  color:var(--orange);
  transition:color var(--ease);
}
.link-arrow svg{
  width:15px;height:15px;
  transition:transform var(--ease);
}
.link-arrow:hover{color:#FF7B44;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- 时间轴 ---------- */
.timeline-block{
  background:linear-gradient(180deg,var(--bg-2),rgba(12,18,28,.4));
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}
.timeline{
  position:relative;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:28px;
  padding-top:10px;
}
.timeline::before{
  content:"";
  position:absolute;
  top:16px;left:8px;right:8px;
  height:1px;
  background:linear-gradient(90deg,rgba(255,90,31,.6),rgba(255,255,255,.14) 70%,rgba(255,255,255,.05));
}
.tl-item{position:relative;padding-top:42px;}
.tl-dot{
  position:absolute;
  top:11px;left:0;
  width:11px;height:11px;
  border-radius:50%;
  background:var(--orange);
  box-shadow:0 0 0 4px rgba(255,90,31,.16);
}
.tl-item h3{
  font-size:17px;
  font-weight:700;
  letter-spacing:-.01em;
}
.tl-item .tl-step{
  display:block;
  font-size:12px;
  font-weight:600;
  color:var(--lime);
  letter-spacing:.08em;
  margin-bottom:8px;
}
.tl-item p{
  margin-top:10px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
}

/* ---------- 活动类型列表 ---------- */
.type-list{
  border-top:1px solid var(--line-soft);
}
.type-row{
  display:grid;
  grid-template-columns:64px 220px 1fr auto;
  gap:24px;
  align-items:center;
  padding:26px 8px;
  border-bottom:1px solid var(--line-soft);
  transition:background var(--ease),border-color var(--ease);
}
.type-row:hover{background:rgba(255,255,255,.028);border-bottom-color:var(--line);}
.type-num{
  font-size:20px;
  font-weight:800;
  color:rgba(255,255,255,.22);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.type-row h3{font-size:17px;font-weight:700;}
.type-row p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-block;
  padding:4px 12px;
  border-radius:var(--pill);
  font-size:12px;
  font-weight:600;
  color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  white-space:nowrap;
}

/* ---------- FAQ ---------- */
.faq-panel{
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  padding:8px 28px;
  max-width:900px;
  box-shadow:var(--shadow-card);
}
.faq-item{border-bottom:1px solid var(--line-soft);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:20px;
  padding:22px 0;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--orange);}
.faq-item summary::after{
  content:"+";
  flex-shrink:0;
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--orange);
  transition:transform var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-answer{
  padding:0 44px 22px 0;
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  padding:56px 48px;
  text-align:center;
  box-shadow:var(--shadow-card);
}
.cta-band::before{
  content:"";
  position:absolute;
  left:50%;top:-40%;
  width:760px;height:520px;
  transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(255,90,31,.18),transparent 72%);
  pointer-events:none;
}
.cta-band > *{position:relative;}
.cta-band h2{font-size:clamp(24px,3vw,34px);}
.cta-band p{
  margin-top:14px;
  color:var(--text-2);
  font-size:15.5px;
  max-width:600px;
  margin-left:auto;
  margin-right:auto;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  justify-content:center;
  margin-top:30px;
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;
  right:20px;bottom:20px;
  z-index:70;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:50px;
  padding:0 20px;
  border-radius:var(--pill);
  background:rgba(12,18,28,.86);
  border:1px solid var(--line-hi);
  color:var(--text);
  font-size:14px;
  font-weight:600;
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 14px 36px rgba(0,0,0,.5);
  transition:background var(--ease),transform var(--ease),box-shadow var(--ease),opacity var(--ease);
}
.float-cta svg{width:16px;height:16px;color:var(--orange);}
.float-cta:hover{background:rgba(255,90,31,.16);transform:translateY(-2px);box-shadow:0 18px 44px rgba(0,0,0,.6);}
.float-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(10px);}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:104px;
  background:var(--footer-bg);
  border-top:1px solid var(--line-soft);
  padding:72px 0 0;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:56px;
}
.footer-brand .logo{margin-bottom:20px;}
.footer-brand p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.85;
  max-width:340px;
}
.footer-contact{margin-top:22px;display:flex;flex-direction:column;gap:10px;}
.footer-contact div{
  font-size:13.5px;
  color:var(--text-2);
  display:flex;
  gap:10px;
  align-items:baseline;
}
.footer-contact span{
  color:var(--text-3);
  font-size:12.5px;
  min-width:60px;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:var(--lime);
  letter-spacing:.04em;
  margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li a{
  font-size:14px;
  color:var(--text-2);
  transition:color var(--ease);
}
.footer-col li a:hover{color:var(--orange);}
.footer-note{
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.85;
}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:22px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 40px;}
  .dock{max-width:100%;}
  .dock-links a{padding:8px 10px;font-size:13px;}
  .flow-item{gap:40px;}
  .flow-media{aspect-ratio:16/10;}
}

@media (max-width:1023px){
  body{padding-top:88px;}
  .container{padding:0 32px;}
  .section{padding:76px 0;}
  .section-tight{padding:60px 0;}
  .dock{position:relative;flex-wrap:nowrap;}
  .burger{display:inline-flex;}
  .dock-links{
    position:absolute;
    top:calc(100% + 12px);
    left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    margin:0;
    padding:14px;
    border-radius:20px;
    background:rgba(8,12,20,.97);
    border:1px solid var(--line);
    box-shadow:0 24px 60px rgba(0,0,0,.65);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
  }
  .dock.is-open .dock-links{display:flex;}
  .dock-links a{
    padding:14px 16px;
    font-size:15.5px;
    border-radius:14px;
  }
  .dock-links a.active::before{display:none;}
  .dock-links a.active{background:var(--orange-soft);}
  .hero-stats{grid-template-columns:repeat(2,1fr);row-gap:26px;}
  .stat{padding-left:20px;}
  .stat:nth-child(odd){padding-left:0;border-left:0;}
  .flow-item{
    grid-template-columns:1fr;
    gap:26px;
    padding:38px 0;
  }
  .flow-item.reverse .flow-media{order:0;}
  .flow-media{aspect-ratio:16/9;}
  .flow-body p{max-width:none;}
  .timeline{grid-template-columns:repeat(2,1fr);gap:30px;}
  .timeline::before{display:none;}
  .tl-item{padding-top:26px;padding-left:22px;}
  .tl-dot{top:2px;left:0;}
  .tl-item::before{
    content:"";
    position:absolute;
    left:5px;top:16px;bottom:-26px;
    width:1px;
    background:rgba(255,255,255,.1);
  }
  .tl-item:nth-last-child(-n+2)::before{display:none;}
  .type-row{grid-template-columns:44px 1fr;gap:14px 18px;padding:22px 4px;}
  .type-row p{grid-column:2;}
  .type-row .chips{grid-column:2;}
  .faq-panel{padding:4px 20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
  .cta-band{padding:44px 32px;}
  .site-footer{margin-top:76px;padding-top:56px;}
}

@media (max-width:767px){
  body{padding-top:82px;font-size:15.5px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .dock{padding:8px 10px 8px 14px;gap:10px;}
  .logo-text{font-size:15.5px;}
  .logo-mark{width:30px;height:30px;border-radius:9px;}
  .logo-mark i{font-size:15px;}
  .icon-btn{display:none;}
  .hero-title{font-size:clamp(30px,8vw,40px);}
  .hero-sub{font-size:15.5px;}
  .hero-stats{margin-top:40px;padding-top:22px;}
  .stat{padding-left:16px;}
  .stat strong{font-size:24px;}
  .stat span{font-size:12.5px;}
  .section-head{margin-bottom:30px;}
  .section-head p{font-size:15px;}
  .h2-bar{padding-left:12px;}
  .h2-bar::before{width:3px;}
  .flow-item{padding:32px 0;gap:22px;}
  .timeline{grid-template-columns:1fr;gap:24px;}
  .tl-item{padding-top:22px;}
  .tl-item::before{display:none;}
  .type-row{grid-template-columns:1fr;gap:8px;}
  .type-row p,.type-row .chips{grid-column:1;}
  .type-num{font-size:16px;}
  .faq-panel{padding:4px 16px;border-radius:16px;}
  .faq-item summary{font-size:15.5px;padding:18px 0;gap:14px;}
  .faq-answer{padding:0 30px 18px 0;font-size:14.5px;}
  .cta-band{padding:34px 22px;border-radius:16px;}
  .cta-actions .btn{width:100%;}
  .float-cta{width:52px;height:52px;padding:0;justify-content:center;border-radius:50%;}
  .float-cta span{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .footer-bottom{flex-direction:column;gap:6px;font-size:12.5px;}
  .site-footer{margin-top:56px;padding-top:44px;}
  .breadcrumb{font-size:12.5px;gap:8px;}
}

@media (max-width:390px){
  body{padding-top:78px;}
  .container{padding:0 16px;}
  .dock{padding:7px 8px 7px 12px;}
  .logo-text{font-size:14.5px;}
  .btn-sm{height:36px;padding:0 14px;font-size:12.5px;}
  .hero-title{font-size:27px;}
  .stat{padding-left:12px;}
  .stat strong{font-size:21px;}
  .stat span{font-size:12px;}
  .chip{font-size:11.5px;padding:3px 10px;}
  .faq-item summary{font-size:14.5px;}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .flow-media:hover img{transform:none;}
  .btn:hover,.float-cta:hover,.icon-btn:hover{transform:none;}
}

/* roulang page: category3 */
:root{
  --bg:#070B12;
  --bg-2:#0C121C;
  --panel:#101823;
  --footer-bg:#05080D;
  --orange:#FF5A1F;
  --lime:#B8FF3C;
  --text:#F2F5F8;
  --muted:#A6B2C0;
  --dim:#6B7A8B;
  --glass:rgba(255,255,255,0.05);
  --glass-2:rgba(255,255,255,0.08);
  --line:rgba(255,255,255,0.12);
  --line-orange:rgba(255,90,31,0.45);
  --r-lg:20px;
  --r-md:12px;
  --r-img:24px;
  --r-pill:999px;
  --shadow-card:0 20px 60px rgba(0,0,0,0.45);
  --shadow-btn:0 8px 24px rgba(255,90,31,0.35);
  --shadow-btn-hover:0 10px 32px rgba(255,90,31,0.5);
  --container:1240px;
  --t:220ms ease;
}
*,*::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:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:radial-gradient(rgba(255,255,255,0.045) 1px,transparent 1px);
  background-size:26px 26px;
  pointer-events:none;
  z-index:0;
  opacity:.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,textarea,select{font:inherit}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 48px;
  position:relative;
  z-index:1;
}

/* ====== Dock 导航 ====== */
.dock-wrap{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:120;
  display:flex;
  justify-content:center;
  padding:0 20px;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  position:relative;
  width:100%;
  max-width:1100px;
  display:flex;
  align-items:center;
  gap:20px;
  padding:10px 20px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(12,18,28,0.72);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:0 10px 40px rgba(0,0,0,0.4);
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
}
.dock.is-scrolled{
  background:rgba(10,15,24,0.92);
  box-shadow:0 18px 50px rgba(0,0,0,0.6);
  border-color:rgba(255,255,255,0.16);
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  transition:opacity var(--t);
}
.logo:hover{opacity:.85}
.logo-mark{
  width:34px;
  height:34px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg,var(--orange),#FF8A4C);
  transform:skewX(-12deg);
  box-shadow:0 6px 18px rgba(255,90,31,0.32);
}
.logo-mark i{
  font-style:normal;
  font-weight:800;
  font-size:17px;
  color:#0A0F17;
  transform:skewX(12deg);
  line-height:1;
}
.logo-text{
  font-weight:800;
  font-size:18px;
  letter-spacing:-0.02em;
  color:var(--text);
  white-space:nowrap;
}
.dock-links{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:auto;
}
.dock-links a{
  position:relative;
  font-size:14px;
  color:var(--muted);
  padding:6px 0;
  transition:color var(--t);
  white-space:nowrap;
}
.dock-links a:hover{color:var(--text)}
.dock-links a.active{color:var(--orange);font-weight:600}
.dock-links a.active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:-4px;
  transform:translateX(-50%);
  width:4px;
  height:4px;
  border-radius:50%;
  background:var(--orange);
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  margin-left:8px;
}
.icon-btn{
  width:38px;
  height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--muted);
  transition:color var(--t),border-color var(--t),transform var(--t);
}
.icon-btn svg{width:17px;height:17px}
.icon-btn:hover{color:var(--text);border-color:var(--line-orange);transform:translateY(-1px)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:0.02em;
  transition:transform var(--t),box-shadow var(--t),background var(--t),border-color var(--t),color var(--t),filter var(--t);
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn-primary{
  background:var(--orange);
  color:#0A0F17;
  box-shadow:var(--shadow-btn);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:var(--shadow-btn-hover);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(255,90,31,0.35)}
.btn-ghost{
  border:1px solid var(--line);
  background:var(--glass);
  color:var(--muted);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.btn-ghost:hover{color:var(--text);border-color:var(--line-orange);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.burger{
  display:none;
  width:40px;
  height:40px;
  border-radius:50%;
  border:1px solid var(--line);
  align-items:center;
  justify-content:center;
}
.burger span,
.burger span::before,
.burger span::after{
  display:block;
  width:16px;
  height:2px;
  border-radius:2px;
  background:var(--text);
  transition:transform var(--t),opacity var(--t);
}
.burger span{position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0}
.burger span::before{top:-6px}
.burger span::after{top:6px}
.dock.is-open .burger span{background:transparent}
.dock.is-open .burger span::before{transform:translateY(6px) rotate(45deg)}
.dock.is-open .burger span::after{transform:translateY(-6px) rotate(-45deg)}

/* ====== 页头 ====== */
.page-head{
  position:relative;
  padding:150px 0 90px;
  overflow:hidden;
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 78% 18%,rgba(255,90,31,0.16),transparent 46%),
    radial-gradient(circle at 12% 82%,rgba(184,255,60,0.08),transparent 42%);
  pointer-events:none;
}
.page-head::after{
  content:"";
  position:absolute;
  top:-80px;
  right:-140px;
  width:520px;
  height:520px;
  background:linear-gradient(45deg,rgba(255,255,255,0.05),transparent 62%);
  transform:rotate(45deg);
  pointer-events:none;
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:var(--dim);
  margin-bottom:28px;
}
.breadcrumb a{color:var(--dim);transition:color var(--t)}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb span[aria-current]{color:var(--muted)}
.head-grid{
  display:grid;
  grid-template-columns:1.18fr .82fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:0.08em;
  color:var(--lime);
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(184,255,60,0.08);
  border:1px solid rgba(184,255,60,0.24);
  margin-bottom:22px;
}
.eyebrow::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--lime);
}
h1{
  font-size:clamp(34px,4.6vw,54px);
  line-height:1.15;
  font-weight:800;
  letter-spacing:-0.02em;
  margin-bottom:20px;
}
h1 .hl{
  color:var(--orange);
  position:relative;
  white-space:nowrap;
}
h1 .hl::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:4px;
  height:8px;
  border-radius:4px;
  background:linear-gradient(90deg,rgba(255,90,31,0.4),rgba(255,90,31,0));
}
.lead{
  font-size:17px;
  color:var(--muted);
  line-height:1.8;
  max-width:560px;
  margin-bottom:32px;
}
.head-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.head-metrics{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  border-top:1px solid var(--line);
  padding-top:24px;
}
.head-metrics li{
  flex:1 1 130px;
  min-width:112px;
  padding-right:20px;
  margin-right:20px;
  border-right:1px solid var(--line);
}
.head-metrics li:last-child{border-right:0;margin-right:0;padding-right:0}
.head-metrics strong{
  display:block;
  font-size:26px;
  font-weight:800;
  color:var(--orange);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.head-metrics span{font-size:13px;color:var(--dim)}
.head-media{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  aspect-ratio:16/11;
}
.head-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 400ms ease;
}
.head-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,11,18,0.05),rgba(7,11,18,0.55));
  pointer-events:none;
}
.head-media:hover img{transform:scale(1.03)}
.stat-chip{
  position:absolute;
  left:18px;
  bottom:18px;
  z-index:2;
  font-size:13px;
  font-weight:600;
  color:#0A0F17;
  background:var(--lime);
  padding:8px 16px;
  border-radius:var(--r-pill);
  box-shadow:0 8px 22px rgba(184,255,60,0.25);
}

/* ====== 通用板块 ====== */
.section{padding:96px 0;position:relative}
.section-alt{background:var(--bg-2)}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:44px;
}
.section-head .head-txt{max-width:660px}
h2{
  font-size:clamp(26px,3.2vw,38px);
  line-height:1.28;
  font-weight:800;
  letter-spacing:-0.02em;
  margin-bottom:14px;
}
h2 .bar{
  display:inline-block;
  width:5px;
  height:.86em;
  border-radius:3px;
  background:var(--orange);
  margin-right:14px;
  vertical-align:-0.06em;
}
.section-sub{
  font-size:16px;
  color:var(--muted);
  max-width:620px;
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--orange);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:gap var(--t);
}
.text-link svg{width:15px;height:15px;transition:transform var(--t)}
.text-link:hover{gap:12px}
.text-link:hover svg{transform:translateX(4px)}

/* ====== 场地错列卡 ====== */
.venue-grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  grid-template-rows:auto auto;
  gap:24px;
}
.venue-card{
  position:relative;
  display:flex;
  flex-direction:column;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.venue-card:hover{transform:translateY(-3px);border-color:rgba(255,255,255,0.22)}
.venue-card.feature{
  grid-row:span 2;
  border-color:var(--line-orange);
  box-shadow:0 20px 60px rgba(0,0,0,0.45),0 0 0 1px rgba(255,90,31,0.16) inset;
}
.venue-card.wide{grid-column:1 / -1;flex-direction:row;align-items:stretch}
.venue-media{
  position:relative;
  aspect-ratio:3/2;
  overflow:hidden;
  background:var(--panel);
}
.venue-card.feature .venue-media{aspect-ratio:16/10}
.venue-card.wide .venue-media{
  aspect-ratio:auto;
  flex:0 0 42%;
  min-height:230px;
}
.venue-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 420ms ease;
}
.venue-card:hover .venue-media img{transform:scale(1.03)}
.venue-body{
  padding:26px 28px 28px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.venue-card.wide .venue-body{justify-content:center;padding:30px 32px}
.venue-index{
  position:absolute;
  top:16px;
  left:16px;
  z-index:2;
  font-size:12px;
  font-weight:700;
  letter-spacing:0.06em;
  color:#0A0F17;
  background:var(--lime);
  padding:4px 12px;
  border-radius:var(--r-pill);
}
.venue-card.feature .venue-index{background:var(--orange);color:#0A0F17}
.venue-body h3{
  font-size:20px;
  font-weight:700;
  letter-spacing:-0.01em;
}
.venue-card.feature .venue-body h3{font-size:24px}
.venue-body p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.78;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.tag{
  font-size:12px;
  color:var(--muted);
  padding:4px 12px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,0.03);
  transition:color var(--t),border-color var(--t);
}
.venue-card:hover .tag{border-color:rgba(184,255,60,0.28);color:var(--text)}
.venue-foot{
  margin-top:auto;
  padding-top:8px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.venue-fact{
  font-size:13px;
  color:var(--dim);
  font-variant-numeric:tabular-nums;
}
.venue-fact strong{color:var(--lime);font-weight:700}

/* 设施清单胶囊 */
.facility-strip{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-top:32px;
}
.facility-pill{
  flex:1 1 260px;
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 24px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  transition:border-color var(--t),transform var(--t),background var(--t);
}
.facility-pill:hover{border-color:var(--line-orange);transform:translateY(-2px);background:var(--glass-2)}
.facility-pill .dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 4px rgba(184,255,60,0.14);
  flex:0 0 auto;
}
.facility-pill b{font-size:15px;font-weight:600;display:block;letter-spacing:0.01em}
.facility-pill small{font-size:13px;color:var(--dim);display:block;line-height:1.6}

/* ====== 推进步骤 ====== */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
  position:relative;
}
.flow::before{
  content:"";
  position:absolute;
  top:34px;
  left:36px;
  right:36px;
  height:1px;
  background:linear-gradient(90deg,rgba(255,90,31,0.5),rgba(184,255,60,0.35),rgba(255,255,255,0.08));
}
.flow-step{
  position:relative;
  padding-top:0;
}
.flow-num{
  position:relative;
  z-index:1;
  width:68px;
  height:68px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:19px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:var(--orange);
  background:var(--bg-2);
  border:1px solid var(--line-orange);
  box-shadow:0 0 0 8px rgba(255,90,31,0.06);
  margin-bottom:22px;
}
.flow-step:nth-child(even) .flow-num{color:var(--lime);border-color:rgba(184,255,60,0.4);box-shadow:0 0 0 8px rgba(184,255,60,0.06)}
.flow-step h3{font-size:18px;font-weight:700;margin-bottom:8px}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.78}
.flow-step .mini{
  display:inline-block;
  margin-top:12px;
  font-size:12.5px;
  color:var(--dim);
  padding:3px 12px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}

/* ====== 参数表 ====== */
.table-scroll{
  overflow-x:auto;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-card);
}
.spec-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:15px;
}
.spec-table thead th{
  text-align:left;
  padding:16px 22px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:0.08em;
  color:var(--lime);
  background:rgba(184,255,60,0.07);
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.spec-table tbody td{
  padding:16px 22px;
  border-bottom:1px solid rgba(255,255,255,0.07);
  color:var(--muted);
  font-variant-numeric:tabular-nums;
  vertical-align:middle;
}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table tbody tr{transition:background var(--t)}
.spec-table tbody tr:hover{background:rgba(255,255,255,0.03)}
.spec-table tbody td:first-child{color:var(--text);font-weight:600}
.table-note{
  margin-top:16px;
  font-size:13px;
  color:var(--dim);
}

/* ====== FAQ ====== */
.faq{
  max-width:860px;
  margin:0 auto;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.faq-item{border-bottom:1px solid rgba(255,255,255,0.08)}
.faq-item:last-child{border-bottom:0}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 28px;
  font-size:16.5px;
  font-weight:600;
  color:var(--text);
  transition:color var(--t),background var(--t);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--orange);background:rgba(255,255,255,0.02)}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:28px;
  height:28px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--orange);
  font-size:18px;
  font-weight:400;
  line-height:1;
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.faq-item[open] summary::after{
  content:"−";
  transform:rotate(180deg);
  border-color:var(--line-orange);
  background:rgba(255,90,31,0.12);
}
.faq-body{
  padding:0 28px 24px;
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}

/* ====== 结尾 CTA ====== */
.cta-band{
  position:relative;
  margin:0 auto;
  max-width:var(--container);
  padding:52px 56px;
  border-radius:28px;
  border:1px solid rgba(255,90,31,0.32);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-band::before{
  content:"";
  position:absolute;
  top:-60%;
  right:-10%;
  width:520px;
  height:520px;
  background:radial-gradient(circle,rgba(255,90,31,0.18),transparent 65%);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(24px,2.8vw,32px);margin-bottom:10px}
.cta-band p{font-size:15px;color:var(--muted);max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1}
.cta-section{padding:0 0 96px}

/* ====== 浮动 CTA ====== */
.float-cta{
  position:fixed;
  right:20px;
  bottom:20px;
  z-index:110;
  display:inline-flex;
  align-items:center;
  gap:10px;
  height:52px;
  padding:0 22px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-orange);
  background:rgba(12,18,28,0.82);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  color:var(--text);
  font-size:14px;
  font-weight:600;
  box-shadow:0 14px 40px rgba(0,0,0,0.5);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.float-cta svg{width:18px;height:18px;color:var(--orange)}
.float-cta:hover{transform:translateY(-3px);box-shadow:0 18px 44px rgba(255,90,31,0.28);border-color:var(--orange)}
.float-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(14px)}

/* ====== 页脚 ====== */
.site-footer{
  background:var(--footer-bg);
  border-top:1px solid rgba(255,255,255,0.07);
  padding:72px 0 32px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:44px;
  padding-bottom:48px;
}
.footer-brand .logo{margin-bottom:18px}
.footer-brand p{
  font-size:14px;
  color:var(--muted);
  line-height:1.85;
  max-width:360px;
  margin-bottom:22px;
}
.footer-contact{display:flex;flex-direction:column;gap:8px;font-size:12.5px;color:var(--dim)}
.footer-contact span{
  display:inline-block;
  min-width:62px;
  color:var(--dim);
  opacity:.75;
}
.footer-contact div{font-size:13.5px;color:var(--muted)}
.footer-contact div span{font-size:12.5px;margin-right:10px;color:var(--dim)}
.footer-col h4{
  font-size:13.5px;
  font-weight:700;
  letter-spacing:0.08em;
  color:var(--lime);
  margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{
  font-size:14px;
  color:var(--muted);
  transition:color var(--t),padding-left var(--t);
}
.footer-col a:hover{color:var(--orange);padding-left:4px}
.footer-note{font-size:13.5px;color:var(--dim);line-height:1.9}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:26px;
  border-top:1px solid rgba(255,255,255,0.08);
  font-size:13px;
  color:var(--dim);
}

/* ====== 响应式 ====== */
@media (max-width:1279px){
  .container{padding:0 40px}
  .dock-links{gap:20px}
  .head-grid{gap:40px}
}
@media (max-width:1023px){
  .container{padding:0 32px}
  .section{padding:72px 0}
  .dock-links{display:none}
  .dock.is-open .dock-links{
    display:flex;
    position:absolute;
    top:calc(100% + 12px);
    left:0;
    right:0;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:12px;
    border-radius:22px;
    border:1px solid var(--line);
    background:rgba(10,15,24,0.97);
    -webkit-backdrop-filter:blur(20px);
    backdrop-filter:blur(20px);
    box-shadow:0 24px 60px rgba(0,0,0,0.6);
  }
  .dock.is-open .dock-links a{
    display:block;
    padding:13px 16px;
    border-radius:12px;
    font-size:15.5px;
    color:var(--text);
  }
  .dock.is-open .dock-links a.active{
    color:var(--orange);
    background:rgba(255,90,31,0.1);
  }
  .dock.is-open .dock-links a.active::after{display:none}
  .burger{display:inline-flex}
  .dock-actions .btn-sm{display:none}
  .page-head{padding:130px 0 72px}
  .head-grid{grid-template-columns:1fr;gap:36px}
  .head-media{aspect-ratio:16/9}
  .venue-grid{grid-template-columns:1fr}
  .venue-card.feature{grid-row:auto}
  .venue-card.wide{flex-direction:column}
  .venue-card.wide .venue-media{flex:none;width:100%;aspect-ratio:16/9;min-height:0}
  .venue-card.feature .venue-media{aspect-ratio:16/9}
  .flow{grid-template-columns:repeat(2,1fr);gap:28px}
  .flow::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .cta-band{padding:40px 32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .dock{padding:10px 14px;gap:12px}
  .logo-text{font-size:16px}
  .logo-mark{width:30px;height:30px;border-radius:9px}
  .logo-mark i{font-size:15px}
  .page-head{padding:116px 0 56px}
  h1{font-size:clamp(30px,8vw,40px)}
  h1 .hl{white-space:normal}
  .lead{font-size:15.5px}
  .head-actions{gap:10px}
  .head-actions .btn{flex:1 1 100%}
  .head-metrics li{flex:1 1 46%;border-right:0;margin-right:0;padding-right:0;margin-bottom:18px}
  .head-metrics strong{font-size:23px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
  .venue-body,.venue-card.wide .venue-body{padding:22px 20px 24px}
  .venue-card.feature .venue-body h3{font-size:21px}
  .facility-strip{gap:12px}
  .facility-pill{flex:1 1 100%;padding:16px 20px}
  .flow{grid-template-columns:1fr;gap:26px}
  .flow-num{width:58px;height:58px;font-size:17px;margin-bottom:16px}
  .faq-item summary{padding:18px 20px;font-size:15.5px}
  .faq-body{padding:0 20px 20px;font-size:14.5px}
  .cta-section{padding:0 0 64px}
  .cta-band{padding:32px 24px;border-radius:22px;gap:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px}
  .site-footer{padding:56px 0 26px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .float-cta{width:52px;height:52px;padding:0;justify-content:center;border-radius:50%}
  .float-cta span{display:none}
}
@media (max-width:390px){
  .container{padding:0 16px}
  h1{font-size:27px}
  .head-metrics li{flex:1 1 100%}
  .spec-table{font-size:14px}
  .spec-table thead th,.spec-table tbody td{padding:13px 16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .venue-card:hover,.facility-pill:hover,.btn:hover,.float-cta:hover{transform:none}
  .venue-card:hover .venue-media img,.head-media:hover img{transform:none}
}

/* roulang page: category4 */
:root{
  --bg:#070B12;
  --bg-2:#0C121C;
  --surface:#101823;
  --footer-bg:#05080D;
  --orange:#FF5A1F;
  --orange-soft:rgba(255,90,31,.14);
  --lime:#B8FF3C;
  --lime-soft:rgba(184,255,60,.10);
  --text:#F2F5F8;
  --muted:#A6B2C0;
  --dim:#6B7A8B;
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(255,255,255,.22);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-img:24px;
  --shadow-card:0 20px 60px rgba(0,0,0,.45);
  --shadow-soft:0 10px 30px rgba(0,0,0,.28);
  --glow-orange:0 8px 24px rgba(255,90,31,.35);
  --glow-orange-hover:0 12px 32px rgba(255,90,31,.48);
  --t:220ms ease;
  --maxw:1240px;
}
*,*::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:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.25;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),opacity var(--t);}
img{max-width:100%;display:block;border-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--orange);
  outline-offset:2px;
  border-radius:6px;
}
::selection{background:rgba(255,90,31,.35);color:#fff;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 48px;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-2);}
h2{position:relative;padding-left:18px;font-size:clamp(26px,3.4vw,40px);line-height:1.25;}
h2::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--orange);}
h3{font-size:clamp(19px,2vw,22px);}
.lead{color:var(--muted);font-size:16px;line-height:1.9;max-width:760px;}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px;}
.section-head .lead{margin-top:14px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);
  color:var(--muted);background:rgba(255,255,255,.04);
}
.badge-lime{color:var(--lime);background:var(--lime-soft);border-color:rgba(184,255,60,.32);}
.badge-orange{color:#FFB68F;background:var(--orange-soft);border-color:rgba(255,90,31,.4);}
.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:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:background var(--t),box-shadow var(--t),border-color var(--t),color var(--t),transform var(--t);
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#fff;box-shadow:var(--glow-orange);}
.btn-primary:hover{background:#FF6D38;box-shadow:var(--glow-orange-hover);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(255,90,31,.32);}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--muted);}
.btn-ghost:hover{border-color:rgba(255,90,31,.6);color:var(--text);background:rgba(255,255,255,.07);}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.btn-sm{height:40px;padding:0 18px;font-size:13.5px;}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-size:14px;font-weight:600;}
.link-arrow svg{width:16px;height:16px;transition:transform var(--t);}
.link-arrow:hover svg{transform:translateX(4px);}

/* ============ Dock 导航 ============ */
.dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:90;display:flex;justify-content:center;padding:0 20px;pointer-events:none;}
.dock{
  pointer-events:auto;
  width:100%;max-width:1100px;
  display:flex;align-items:center;gap:18px;
  padding:10px 20px;border-radius:999px;
  background:rgba(12,18,28,.74);
  border:1px solid var(--line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 18px 44px rgba(0,0,0,.45);
  transition:background var(--t),box-shadow var(--t);
}
.dock.scrolled{background:rgba(6,10,17,.94);box-shadow:0 24px 64px rgba(0,0,0,.62);}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,#FF5A1F,#FF8A4C);
  transform:skewX(-10deg);
  box-shadow:0 6px 18px rgba(255,90,31,.35);
  flex:none;
}
.logo-mark i{font-style:normal;font-weight:800;font-size:17px;color:#0A0F18;transform:skewX(10deg);line-height:1;}
.logo-text{font-size:16px;font-weight:800;letter-spacing:-.01em;color:var(--text);}
.dock-links{display:flex;align-items:center;gap:24px;margin-inline:auto;}
.dock-links a{
  position:relative;display:inline-block;
  font-size:13.5px;color:var(--muted);padding:6px 2px;
}
.dock-links a:hover{color:var(--text);}
.dock-links a.active{color:var(--orange);}
.dock-links a.active::after{
  content:"";position:absolute;left:50%;bottom:-4px;
  width:4px;height:4px;border-radius:50%;background:var(--orange);
  transform:translateX(-50%);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;
  display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  color:var(--muted);cursor:pointer;
  transition:color var(--t),border-color var(--t),background var(--t);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--text);border-color:rgba(255,90,31,.55);background:rgba(255,255,255,.07);}
.burger{
  display:none;width:40px;height:40px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.05);
  cursor:pointer;position:relative;padding:0;
}
.burger span{
  position:absolute;left:50%;top:50%;width:18px;height:2px;border-radius:2px;
  background:var(--text);transform:translate(-50%,-50%);transition:background var(--t);
}
.burger span::before,.burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;
  background:var(--text);transition:transform var(--t),top var(--t),background var(--t);
}
.burger span::before{top:-6px;}
.burger span::after{top:6px;}
.burger[aria-expanded="true"] span{background:transparent;}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);background:var(--orange);}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);background:var(--orange);}

.mobile-panel{
  position:fixed;inset:0;z-index:85;
  background:rgba(5,8,13,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  display:flex;flex-direction:column;justify-content:center;
  padding:110px 24px 44px;
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
}
.mobile-panel.open{opacity:1;visibility:visible;}
.mobile-panel ul{display:grid;gap:2px;margin-bottom:28px;}
.mobile-panel a.m-link{
  display:block;padding:15px 4px;
  font-size:21px;font-weight:700;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-panel a.m-link.active{color:var(--orange);}
.mobile-panel .btn{width:100%;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  padding:152px 0 76px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  opacity:.18;
  filter:saturate(.85);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 380px at 82% 8%,rgba(255,90,31,.18),transparent 70%),
    linear-gradient(180deg,rgba(7,11,18,.55) 0%,rgba(7,11,18,.92) 62%,var(--bg) 100%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:24px;flex-wrap:wrap;}
.breadcrumb a{color:var(--dim);}
.breadcrumb a:hover{color:var(--orange);}
.breadcrumb .sep{color:rgba(255,255,255,.22);}
.breadcrumb .current{color:var(--muted);}
.page-hero h1{
  font-size:clamp(40px,6vw,64px);
  line-height:1.15;
  margin:18px 0 0;
  max-width:920px;
}
.page-hero h1 em{font-style:normal;color:var(--orange);}
.hero-sub{
  margin-top:20px;max-width:720px;
  font-size:clamp(15px,1.6vw,17px);
  color:var(--muted);line-height:1.85;
}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:0;
  margin-top:44px;
  border-top:1px solid var(--line);
  padding-top:26px;
  max-width:860px;
}
.hero-stats .stat{
  padding:0 34px;
  border-left:1px solid var(--line);
}
.hero-stats .stat:first-child{padding-left:0;border-left:0;}
.hero-stats strong{
  display:block;font-size:clamp(22px,2.6vw,28px);
  font-weight:800;color:var(--orange);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-stats span{display:block;margin-top:6px;font-size:13px;color:var(--dim);}

/* ============ 步骤列表 ============ */
.steps{border-top:1px solid var(--line);}
.step{
  display:grid;grid-template-columns:130px 1fr;gap:36px;
  padding:38px 0;
  border-bottom:1px solid var(--line);
  transition:background var(--t);
}
.step:hover{background:linear-gradient(90deg,rgba(255,90,31,.06),transparent 65%);}
.step-num{
  font-size:clamp(40px,5.2vw,58px);
  font-weight:800;line-height:.95;
  color:transparent;
  -webkit-text-stroke:1px rgba(255,90,31,.6);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.04em;
  transition:color var(--t),-webkit-text-stroke-color var(--t);
}
.step:hover .step-num{color:var(--orange);-webkit-text-stroke-color:transparent;}
.step-body h3{margin-bottom:10px;}
.step-body p{color:var(--muted);font-size:15.5px;max-width:760px;}
.step-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:16px;}
.step-points li{
  position:relative;padding-left:16px;
  font-size:14px;color:var(--muted);
}
.step-points li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 10px rgba(184,255,60,.5);
}

/* ============ 信息表 ============ */
.table-wrap{
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  background:rgba(255,255,255,.03);
  overflow-x:auto;
  box-shadow:var(--shadow-soft);
}
.info-table{width:100%;border-collapse:collapse;min-width:700px;}
.info-table th{
  font-size:13px;font-weight:600;letter-spacing:.05em;
  color:var(--lime);text-align:left;
  padding:16px 22px;
  background:var(--lime-soft);
  white-space:nowrap;
}
.info-table td{
  padding:18px 22px;
  font-size:15px;color:var(--muted);
  border-top:1px solid var(--line);
  vertical-align:top;
}
.info-table td:first-child{color:var(--text);font-weight:600;min-width:170px;}
.info-table tbody tr{transition:background var(--t);}
.info-table tbody tr:hover{background:rgba(255,255,255,.035);}
.table-note{margin-top:16px;font-size:13px;color:var(--dim);}

/* ============ 图文段 ============ */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;}
.split-figure{margin:0;position:relative;}
.split-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-img);
  border:1px solid var(--line);
  transition:transform 260ms ease;
}
.split-figure{overflow:hidden;border-radius:var(--radius-img);}
.split-figure:hover img{transform:scale(1.03);}
.split-figure figcaption{
  font-size:13px;color:var(--dim);text-align:center;margin-top:12px;
}
.split-body p{color:var(--muted);font-size:16px;margin-top:18px;max-width:560px;}
.split-list{margin-top:26px;display:grid;gap:14px;}
.split-list li{
  position:relative;padding-left:26px;
  font-size:15px;color:var(--muted);
}
.split-list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:8px;height:8px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 12px rgba(184,255,60,.5);
}
.split-list li strong{color:var(--text);font-weight:600;}

/* ============ FAQ ============ */
.faq{
  max-width:860px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--glass);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  overflow:hidden;
}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 26px;background:none;border:0;cursor:pointer;
  font-size:16.5px;font-weight:600;color:var(--text);text-align:left;line-height:1.6;
  transition:color var(--t),background var(--t);
}
.faq-q:hover{color:var(--orange);background:rgba(255,255,255,.025);}
.faq-icon{position:relative;width:16px;height:16px;flex:none;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--orange);border-radius:2px;
  transition:transform var(--t),opacity var(--t);
}
.faq-icon::before{left:0;right:0;top:7px;height:2px;}
.faq-icon::after{top:0;bottom:0;left:7px;width:2px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.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{
  margin:0;padding:0 26px 24px;
  color:var(--muted);font-size:15px;line-height:1.85;max-width:760px;
}

/* ============ CTA 条 ============ */
.cta-section{padding:0 0 96px;}
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--glass);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  padding:52px 40px;
  text-align:center;
  box-shadow:var(--shadow-card);
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-58%;
  width:560px;height:560px;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(255,90,31,.18),transparent 68%);
  pointer-events:none;
}
.cta-band > *{position:relative;z-index:2;}
.cta-title{
  font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.3;
}
.cta-desc{margin:16px auto 30px;max-width:560px;color:var(--muted);font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:20px;bottom:20px;z-index:80;
  display:inline-flex;align-items:center;gap:10px;
  height:52px;padding:0 22px;border-radius:999px;
  background:rgba(12,18,28,.84);
  border:1px solid rgba(255,90,31,.55);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  color:var(--text);font-size:14px;font-weight:600;
  box-shadow:0 14px 36px rgba(0,0,0,.5);
  transition:transform var(--t),box-shadow var(--t),opacity var(--t),border-color var(--t);
}
.float-cta svg{width:18px;height:18px;color:var(--orange);flex:none;}
.float-cta:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(0,0,0,.6);border-color:var(--orange);}
.float-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(12px);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--footer-bg);
  border-top:1px solid var(--line);
  padding:72px 0 28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:48px;
}
.footer-brand .logo{margin-bottom:20px;}
.footer-brand p{color:var(--muted);font-size:14px;max-width:360px;line-height:1.9;}
.footer-contact{margin-top:22px;display:grid;gap:10px;font-size:14px;color:var(--muted);}
.footer-contact div{display:flex;gap:12px;flex-wrap:wrap;}
.footer-contact span{color:var(--dim);min-width:64px;}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--lime);
  margin-bottom:18px;letter-spacing:.04em;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--text);}
.footer-note{font-size:14px;color:var(--muted);line-height:1.9;}
.footer-bottom{
  margin-top:56px;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--dim);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{padding:0 40px;}
  .dock-links{gap:16px;}
  .dock-links a{font-size:13px;}
  .section{padding:80px 0;}
}
@media (max-width:1023px){
  .container{padding:0 32px;}
  .dock-links,.dock-actions .icon-btn,.dock-actions .btn{display:none;}
  .burger{display:block;}
  .dock{gap:12px;padding:10px 16px;}
  .dock-actions{margin-left:auto;}
  .page-hero{padding:132px 0 64px;}
  .section{padding:72px 0;}
  .step{grid-template-columns:100px 1fr;gap:26px;}
  .split{grid-template-columns:1fr;gap:36px;}
  .split-figure{max-width:640px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px;}
  .footer-brand{grid-column:1 / -1;}
  .cta-section{padding-bottom:72px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .dock-wrap{top:12px;padding:0 14px;}
  .logo-text{font-size:15px;}
  .page-hero{padding:120px 0 56px;}
  .hero-stats{gap:22px 0;margin-top:34px;padding-top:22px;}
  .hero-stats .stat{padding:0 20px;}
  .hero-stats .stat:nth-child(odd){padding-left:0;border-left:0;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:28px;}
  .step{grid-template-columns:1fr;gap:12px;padding:28px 0;}
  .step-num{font-size:36px;}
  .cta-band{padding:38px 22px;}
  .faq-q{padding:18px 18px;font-size:15.5px;}
  .faq-a p{padding:0 18px 20px;font-size:14.5px;}
  .float-cta{width:52px;height:52px;padding:0;justify-content:center;right:16px;bottom:16px;}
  .float-cta span{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:34px;}
  .site-footer{padding:52px 0 24px;padding-bottom:96px;}
  .footer-bottom{margin-top:36px;flex-direction:column;gap:8px;}
  .mobile-panel a.m-link{font-size:19px;}
}
@media (max-width:390px){
  .container{padding:0 16px;}
  .page-hero h1{font-size:32px;}
  .hero-stats .stat{padding:0 14px;}
  .btn{height:46px;padding:0 20px;font-size:14px;}
  .cta-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .split-figure:hover img{transform:none;}
  .float-cta:hover{transform:none;}
}