/* roulang page: index */
:root{
  --brand:#C8FF4D;
  --brand-2:#47F3C2;
  --brand-3:#8BE9FF;
  --accent:#FF8A4C;
  --ink:#0B1210;
  --ink-2:#13201A;
  --bg:#F5F7F0;
  --card:#FFFFFF;
  --soft:#EEF3E8;
  --text:#14201A;
  --muted:#5E6C63;
  --line:#DDE5D8;
  --danger:#D94A3A;
  --grad:linear-gradient(135deg,#C8FF4D,#47F3C2 60%,#8BE9FF);
  --glow:rgba(200,255,77,.35);
  --r-lg:26px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 12px 30px rgba(13,21,18,.08);
  --shadow-hover:0 20px 50px rgba(13,21,18,.14);
  --max:1240px;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(rgba(11,18,16,.035) 1px,transparent 1px);
  background-size:22px 22px;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(200,255,77,.75);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
section{scroll-margin-top:96px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15.5px;font-weight:700;letter-spacing:.2px;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px}
.btn-primary{background:var(--grad);color:#0B1210;box-shadow:0 8px 22px rgba(71,243,194,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 32px var(--glow)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(71,243,194,.24)}
.btn-ghost{background:transparent;color:#EAF6EE;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(200,255,77,.12);border-color:rgba(200,255,77,.6);color:#EAFFC7;transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--text);border-color:var(--line);box-shadow:0 4px 14px rgba(13,21,18,.05)}
.btn-outline:hover{border-color:var(--brand-2);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}
.btn.is-loading::after{
  content:"";width:15px;height:15px;border-radius:50%;
  border:2px solid rgba(11,18,16,.25);border-top-color:#0B1210;animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(11,18,16,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(200,255,77,.16);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:var(--grad);opacity:.85;
}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:32px;height:32px;border-radius:11px;background:var(--grad);
  box-shadow:0 0 0 1px rgba(200,255,77,.4),0 0 18px rgba(200,255,77,.35);
  position:relative;flex-shrink:0;
}
.logo-mark::after{
  content:"";position:absolute;inset:9px;border-radius:5px;
  border:2px solid rgba(11,18,16,.78);
}
.logo-text{color:#F2FAF4;font-size:18px;font-weight:800;letter-spacing:.4px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  border-radius:999px;color:rgba(255,255,255,.76);font-size:15px;font-weight:500;
  transition:color .2s ease,background .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.nav-link:hover{color:#EAFFC7;background:rgba(255,255,255,.06)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{
  color:#EAFFC7;background:rgba(200,255,77,.13);
  text-shadow:0 0 14px rgba(200,255,77,.45);
}
.nav-link.active::after{transform:scaleX(1);box-shadow:0 0 10px var(--glow)}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.05);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#EAFFC7;border-radius:2px;position:relative;transition:.25s}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#EAFFC7;border-radius:2px;transition:.25s;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
.nav-drawer{
  display:none;background:var(--ink);border-top:1px solid rgba(200,255,77,.16);
  padding:16px 24px 26px;
}
.nav-drawer.open{display:block}
.nav-drawer a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 16px;border-radius:14px;color:rgba(255,255,255,.82);
  font-size:16px;font-weight:500;margin-bottom:6px;
}
.nav-drawer a:hover{background:rgba(255,255,255,.06);color:#EAFFC7}
.nav-drawer a.active{background:rgba(200,255,77,.13);color:#EAFFC7;box-shadow:inset 0 0 0 1px rgba(200,255,77,.35)}
.nav-drawer .drawer-cta{margin-top:14px}
.nav-drawer .drawer-cta .btn{width:100%}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#0B1210 0%,#13201A 62%,#0F1A15 100%);
  color:#EAF6EE;padding:76px 0 84px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 420px at 12% 8%,rgba(200,255,77,.16),transparent 62%),
             radial-gradient(680px 400px at 88% 92%,rgba(71,243,194,.14),transparent 60%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;height:34px;padding:0 16px;border-radius:999px;
  background:rgba(200,255,77,.12);border:1px solid rgba(200,255,77,.32);
  color:#EAFFC7;font-size:13px;font-weight:600;letter-spacing:.4px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--glow)}
.hero h1{
  font-size:clamp(34px,4.4vw,60px);line-height:1.14;font-weight:850;letter-spacing:-.5px;
  margin:22px 0 20px;color:#F6FDF7;
}
.hero h1 em{font-style:normal;color:var(--brand);text-shadow:0 0 28px rgba(200,255,77,.35)}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(234,246,238,.78);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-note{display:flex;flex-wrap:wrap;gap:18px;margin-top:28px;font-size:13.5px;color:rgba(234,246,238,.6)}
.hero-note li{display:flex;align-items:center;gap:8px}
.hero-note li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2)}

.hero-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  min-height:420px;border:1px solid rgba(200,255,77,.22);
  background:#0E1713 url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  box-shadow:0 30px 70px rgba(0,0,0,.5);
}
.hero-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(11,18,16,.86),rgba(11,18,16,.55) 52%,rgba(11,18,16,.9));
}
.hero-panel{position:relative;z-index:2;padding:28px}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.hero-panel-head h2{font-size:15px;font-weight:700;color:#EAF6EE;letter-spacing:.4px}
.hero-panel-head span{
  font-size:11.5px;padding:5px 11px;border-radius:999px;
  background:rgba(200,255,77,.16);color:#EAFFC7;border:1px solid rgba(200,255,77,.3);
}
.hero-steps{display:grid;gap:12px}
.hero-step{
  display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-radius:16px;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.1);
  transition:background .25s ease,border-color .25s ease,transform .25s ease;
}
.hero-step:hover{background:rgba(200,255,77,.1);border-color:rgba(200,255,77,.36);transform:translateX(3px)}
.hero-step b{
  flex-shrink:0;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
  background:var(--grad);color:#0B1210;font-size:13px;font-weight:800;font-family:var(--mono);
}
.hero-step p{font-size:13.5px;line-height:1.6;color:rgba(234,246,238,.82)}
.hero-step p strong{display:block;font-size:14px;color:#F4FBF6;margin-bottom:2px;font-weight:700}
.hero-float{
  position:absolute;right:20px;bottom:20px;z-index:3;display:flex;align-items:center;gap:10px;
  padding:11px 16px;border-radius:999px;background:rgba(11,18,16,.82);
  border:1px solid rgba(71,243,194,.4);backdrop-filter:blur(8px);
  font-size:12.5px;color:#DDF7E6;
}
.hero-float .pulse{width:8px;height:8px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 12px var(--brand-2)}

/* ============ 数据徽章条 ============ */
.metrics{padding:0 0 8px;margin-top:-34px;position:relative;z-index:5}
.metrics-inner{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:24px 26px;box-shadow:var(--shadow);
}
.metric{display:flex;flex-direction:column;gap:2px;padding-left:18px;border-left:2px solid var(--soft)}
.metric:first-child{border-left:none;padding-left:0}
.metric-num{font-family:var(--mono);font-size:32px;font-weight:800;line-height:1.1;color:var(--ink)}
.metric-num i{font-style:normal;font-size:15px;color:var(--brand-2);margin-left:3px}
.metric-label{font-size:13.5px;font-weight:700;color:var(--text)}
.metric-cap{font-size:11px;color:var(--muted);letter-spacing:.2px}

/* ============ 通用板块 ============ */
.section{padding:92px 0}
.section-head{max-width:760px;margin-bottom:44px}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:var(--soft);color:#2A4033;font-size:12.5px;font-weight:700;letter-spacing:.5px;
  border:1px solid var(--line);
}
.section-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-2)}
.section h2{
  font-size:clamp(26px,3vw,40px);line-height:1.24;font-weight:850;letter-spacing:-.3px;
  margin:16px 0 14px;color:var(--ink);
}
.section-desc{font-size:16px;color:var(--muted);max-width:680px;line-height:1.8}

/* ============ 卖点 Bento ============ */
.bento{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}
.bento-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.bento-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(71,243,194,.65)}
.bento-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
  opacity:0;transition:opacity .28s ease;
}
.bento-card:hover::before{opacity:1}
.bento-a{grid-column:span 7}
.bento-b{grid-column:span 5}
.bento-c{grid-column:span 4}
.bento-d{grid-column:span 4}
.bento-e{grid-column:span 4}
.ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--soft);border:1px solid var(--line);margin-bottom:18px;
}
.ico svg{width:22px;height:22px;stroke:#1D3428;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.bento-card h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:10px;line-height:1.4}
.bento-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.bento-a{display:flex;flex-direction:column;justify-content:space-between;min-height:280px}
.bento-a .bento-visual{
  margin-top:22px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:var(--soft);position:relative;aspect-ratio:16/7;
}
.bento-a .bento-visual img{width:100%;height:100%;object-fit:cover}
.bento-list{margin-top:18px;display:grid;gap:9px}
.bento-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#33453C;
}
.bento-list li::before{
  content:"";flex-shrink:0;width:16px;height:16px;margin-top:4px;border-radius:50%;
  background:rgba(71,243,194,.2);border:1px solid rgba(71,243,194,.6);
}

/* ============ 演示区 ============ */
.demo{background:linear-gradient(180deg,#0B1210,#152420);color:#EAF6EE;position:relative;overflow:hidden}
.demo::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 340px at 82% 12%,rgba(71,243,194,.16),transparent 60%);
}
.demo .section-tag{background:rgba(200,255,77,.12);border-color:rgba(200,255,77,.3);color:#EAFFC7}
.demo h2{color:#F6FDF7}
.demo .section-desc{color:rgba(234,246,238,.72)}
.demo-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center;position:relative}
.demo-steps{display:grid;gap:14px}
.demo-step{
  display:flex;gap:16px;padding:20px 22px;border-radius:var(--r-md);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
  transition:.28s ease;cursor:default;
}
.demo-step:hover,.demo-step.is-active{
  background:rgba(200,255,77,.1);border-color:rgba(200,255,77,.45);
  box-shadow:0 0 0 1px rgba(200,255,77,.2),0 14px 34px rgba(0,0,0,.35);
}
.demo-step b{
  font-family:var(--mono);font-size:14px;font-weight:800;color:#0B1210;
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad);flex-shrink:0;
}
.demo-step h3{font-size:16.5px;font-weight:700;color:#F4FBF6;margin-bottom:4px}
.demo-step p{font-size:13.5px;color:rgba(234,246,238,.7);line-height:1.7}
.demo-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(200,255,77,.22);
  aspect-ratio:4/3;box-shadow:0 30px 66px rgba(0,0,0,.5);
}
.demo-visual img{width:100%;height:100%;object-fit:cover}
.demo-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,.1),rgba(11,18,16,.78));
}
.demo-caption{
  position:absolute;left:20px;right:20px;bottom:20px;z-index:2;
  padding:16px 18px;border-radius:16px;background:rgba(11,18,16,.78);
  border:1px solid rgba(200,255,77,.3);backdrop-filter:blur(8px);
}
.demo-caption strong{display:block;font-size:14px;color:#EAFFC7;margin-bottom:4px}
.demo-caption span{font-size:12.5px;color:rgba(234,246,238,.72);line-height:1.6}

/* ============ 证据区 ============ */
.proof-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.proof-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--shadow);transition:.28s ease;
}
.proof-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(200,255,77,.8)}
.proof-card h3{font-size:20px;font-weight:800;color:var(--ink);margin:16px 0 10px}
.proof-card p{font-size:14.5px;color:var(--muted);line-height:1.78}
.proof-card ul{margin-top:16px;display:grid;gap:10px}
.proof-card ul li{display:flex;gap:10px;font-size:14px;color:#33453C;align-items:flex-start}
.proof-card ul li::before{
  content:"";flex-shrink:0;width:16px;height:16px;margin-top:4px;border-radius:5px;
  background:rgba(200,255,77,.32);border:1px solid rgba(200,255,77,.85);
}
.proof-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.badge-pill{
  display:inline-flex;align-items:center;gap:9px;padding:9px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);box-shadow:0 4px 14px rgba(13,21,18,.05);
  font-size:13px;color:#2A4033;
}
.badge-pill b{font-family:var(--mono);font-size:16px;color:var(--ink)}
.badge-pill span{font-size:11px;color:var(--muted)}

/* ============ 方案 ============ */
.pricing{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pricing-grid{display:grid;grid-template-columns:4fr 8fr;gap:38px;align-items:start}
.pricing-intro p{font-size:15px;color:var(--muted);line-height:1.8;margin-top:14px}
.pricing-intro .hero-note{color:#3E5147;margin-top:22px}
.pricing-intro .hero-note li::before{background:#2A4033}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;display:flex;flex-direction:column;box-shadow:var(--shadow);
  transition:transform .28s ease,box-shadow .28s ease;
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.plan.featured{
  background:linear-gradient(180deg,#0F1A15,#13201A);color:#EAF6EE;
  border:1px solid transparent;position:relative;
  box-shadow:0 22px 56px rgba(13,21,18,.28);transform:translateY(-8px);
}
.plan.featured::before{
  content:"";position:absolute;inset:-1px;border-radius:var(--r-lg);padding:1px;
  background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.plan.featured:hover{transform:translateY(-12px)}
.plan-badge{
  align-self:flex-start;font-size:11.5px;font-weight:700;padding:5px 12px;border-radius:999px;
  background:rgba(200,255,77,.16);color:#EAFFC7;border:1px solid rgba(200,255,77,.4);margin-bottom:14px;
}
.plan-name{font-size:18px;font-weight:800;margin-bottom:8px;color:var(--ink)}
.plan.featured .plan-name{color:#F6FDF7}
.plan-sub{font-size:13px;color:var(--muted);min-height:38px;line-height:1.65}
.plan.featured .plan-sub{color:rgba(234,246,238,.7)}
.plan-line{height:1px;background:var(--line);margin:18px 0}
.plan.featured .plan-line{background:rgba(255,255,255,.14)}
.plan ul{display:grid;gap:11px;margin-bottom:24px}
.plan ul li{display:flex;gap:9px;font-size:13.5px;color:#33453C;align-items:flex-start;line-height:1.6}
.plan.featured ul li{color:rgba(234,246,238,.82)}
.plan ul li::before{
  content:"";flex-shrink:0;width:14px;height:14px;margin-top:4px;border-radius:50%;
  background:rgba(71,243,194,.24);border:1px solid rgba(71,243,194,.7);
}
.plan .btn{margin-top:auto;width:100%}

/* ============ 最新信息 ============ */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(71,243,194,.7)}
.news-card.lead{grid-row:span 2}
.news-thumb{position:relative;aspect-ratio:16/9;background:var(--soft);overflow:hidden}
.news-card.lead .news-thumb{aspect-ratio:16/10}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,0) 45%,rgba(11,18,16,.5));
}
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.3px;
  background:rgba(200,255,77,.22);color:#22381F;border:1px solid rgba(200,255,77,.7);
}
.news-thumb .chip{position:absolute;top:14px;left:14px;z-index:2;background:rgba(200,255,77,.92);border-color:transparent;color:#12211A}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted)}
.news-meta time{font-family:var(--mono)}
.news-body h3{font-size:18.5px;font-weight:800;line-height:1.45;color:var(--ink)}
.news-card.lead .news-body h3{font-size:22px}
.news-body p{font-size:14px;color:var(--muted);line-height:1.72;flex:1}
.news-link{
  display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:700;color:#1B3324;
  margin-top:6px;transition:color .2s ease;
}
.news-link .arrow{transition:transform .25s ease}
.news-card:hover .news-link{color:#0F7A5B}
.news-card:hover .news-link .arrow{transform:translateX(5px)}
.news-empty{
  grid-column:1/-1;border:2px dashed var(--line);border-radius:var(--r-lg);
  background:#fff;padding:56px 28px;text-align:center;
}
.news-empty .ico{margin:0 auto 16px}
.news-empty h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}
.news-empty p{font-size:14px;color:var(--muted);margin-bottom:20px}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.faq{display:grid;gap:12px;margin-top:8px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:0 6px 18px rgba(13,21,18,.05);overflow:hidden;position:relative;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item:hover{border-color:rgba(71,243,194,.6);box-shadow:var(--shadow)}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);
  opacity:0;transition:opacity .25s ease;
}
.faq-item.open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:none;border:none;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-q:hover{color:#0F7A5B}
.faq-plus{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;
  background:var(--soft);border:1px solid var(--line);transition:transform .3s ease,background .3s ease;
}
.faq-plus::before{content:"+";font-size:17px;font-weight:700;color:#1D3428;line-height:1}
.faq-item.open .faq-plus{transform:rotate(45deg);background:rgba(200,255,77,.35);border-color:rgba(71,243,194,.8)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-a-inner{padding:0 22px 22px;font-size:14.5px;color:var(--muted);line-height:1.78}
.faq-a-inner ul{display:grid;gap:8px;margin-top:10px}
.faq-a-inner ul li{display:flex;gap:9px;align-items:flex-start}
.faq-a-inner ul li::before{content:"";flex-shrink:0;width:6px;height:6px;margin-top:9px;border-radius:50%;background:var(--brand-2)}

/* ============ 底部 CTA ============ */
.final-cta{padding:0 0 96px}
.cta-card{
  position:relative;overflow:hidden;border-radius:32px;padding:64px 56px;
  background:linear-gradient(135deg,#0B1210,#17281F 58%,#123027);
  color:#EAF6EE;box-shadow:0 34px 80px rgba(13,21,18,.35);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(560px 320px at 84% 18%,rgba(200,255,77,.24),transparent 62%),
             radial-gradient(480px 300px at 8% 92%,rgba(71,243,194,.2),transparent 62%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.cta-card h2{font-size:clamp(26px,3vw,40px);font-weight:850;line-height:1.24;color:#F6FDF7;letter-spacing:-.3px}
.cta-card p{margin-top:14px;font-size:15.5px;color:rgba(234,246,238,.76);max-width:560px;line-height:1.8}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-actions .btn{width:100%}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);color:rgba(234,246,238,.72);position:relative;padding:68px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);opacity:.9;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;line-height:1.8;max-width:300px}
.footer-col h3{font-size:14px;font-weight:800;color:#F2FAF4;margin-bottom:16px;letter-spacing:.4px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:13.5px;color:rgba(234,246,238,.7);transition:color .2s ease,transform .2s ease;display:inline-block}
.footer-col a:hover{color:var(--brand);transform:translateX(3px)}
.footer-contact li{font-size:13.5px;line-height:1.8;color:rgba(234,246,238,.7)}
.footer-contact li strong{display:block;color:#F2FAF4;font-size:13px;margin-bottom:2px;font-weight:700}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(234,246,238,.5);
}
.footer-bottom a{color:rgba(234,246,238,.68);transition:color .2s}
.footer-bottom a:hover{color:var(--brand)}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:110;
  display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 24px;
  border-radius:999px;background:var(--grad);color:#0B1210;font-size:14.5px;font-weight:800;
  box-shadow:0 16px 36px rgba(71,243,194,.4);transition:transform .25s ease,box-shadow .25s ease,opacity .3s ease;
}
.float-cta:hover{transform:translateY(-3px);box-shadow:0 22px 46px var(--glow)}
.float-cta:active{transform:translateY(0)}
.float-cta .arrow{transition:transform .25s ease}
.float-cta:hover .arrow{transform:translateX(4px)}
.float-cta.hide{opacity:0;pointer-events:none;transform:translateY(12px)}
.mobile-bar{display:none}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .container{max-width:1180px}
  .hero-grid{gap:40px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn{display:none}
  .hero{padding:60px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-card{min-height:360px}
  .metrics-inner{grid-template-columns:repeat(2,1fr);gap:22px 16px}
  .metric:nth-child(3){border-left:none;padding-left:0}
  .bento-a,.bento-b{grid-column:span 12}
  .bento-c,.bento-d,.bento-e{grid-column:span 6}
  .demo-grid{grid-template-columns:1fr;gap:36px}
  .pricing-grid{grid-template-columns:1fr;gap:28px}
  .plans{grid-template-columns:1fr}
  .plan.featured{transform:none}
  .plan.featured:hover{transform:translateY(-4px)}
  .news-grid{grid-template-columns:1fr}
  .news-card.lead{grid-row:auto}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .cta-actions .btn{width:auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .float-cta{right:20px;bottom:24px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 20px}
  .section{padding:60px 0}
  .hero{padding:48px 0 64px}
  .hero-actions .btn{flex:1 1 100%}
  .metrics-inner{padding:22px 20px}
  .metric-num{font-size:26px}
  .bento-card{padding:24px}
  .bento-c,.bento-d,.bento-e{grid-column:span 12}
  .proof-grid{grid-template-columns:1fr}
  .proof-card{padding:24px}
  .cta-card{padding:40px 24px;border-radius:24px}
  .final-cta{padding-bottom:72px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .float-cta{display:none}
  .mobile-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:115;
    gap:10px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));
    background:rgba(11,18,16,.95);backdrop-filter:blur(12px);
    border-top:1px solid rgba(200,255,77,.24);
    transition:transform .3s ease,opacity .3s ease;
  }
  .mobile-bar .btn{flex:1;height:46px;font-size:14.5px;padding:0 14px}
  .mobile-bar .btn-ghost{flex:0 0 42%}
  .mobile-bar.hide{transform:translateY(110%);opacity:0;pointer-events:none}
  body{padding-bottom:70px}
}
@media (max-width:520px){
  .logo-text{font-size:16px}
  .hero h1{font-size:32px}
  .hero-sub{font-size:15.5px}
  .metrics-inner{grid-template-columns:1fr 1fr;gap:18px 12px}
  .metric{padding-left:12px}
  .section h2{font-size:26px}
  .news-body{padding:18px 18px 20px}
  .news-card.lead .news-body h3{font-size:19px}
  .faq-q{font-size:15px;padding:17px 16px}
  .faq-a-inner{padding:0 16px 18px;font-size:14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --brand:#C8FF4D;
  --mint:#47F3C2;
  --orange:#FF8A4C;
  --ink:#0B1210;
  --ink-2:#13201A;
  --bg:#F5F7F0;
  --card:#FFFFFF;
  --soft:#EEF3E8;
  --text:#14201A;
  --muted:#5E6C63;
  --line:#DDE5D8;
  --danger:#D94A3A;
  --grad:linear-gradient(135deg,#C8FF4D 0%,#47F3C2 60%,#8BE9FF 100%);
  --glow:rgba(200,255,77,.35);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 12px 30px rgba(13,21,18,.08);
  --shadow-hover:0 20px 50px rgba(13,21,18,.14);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(circle at 12% 8%,rgba(200,255,77,.10),transparent 42%),radial-gradient(circle at 88% 0%,rgba(71,243,194,.10),transparent 40%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:850;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(200,255,77,.65);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(11,18,16,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--grad);opacity:.7;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;}
.logo-mark{
  position:relative;width:28px;height:28px;border-radius:9px;flex:none;
  background:var(--grad);box-shadow:0 0 18px var(--glow);
}
.logo-mark::after{content:"";position:absolute;inset:8px;border-radius:4px;border:2px solid rgba(11,18,16,.75);}
.logo-text{color:#fff;font-weight:800;font-size:18px;letter-spacing:.02em;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:2px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 14px;border-radius:999px;font-size:15px;
  color:rgba(255,255,255,.78);
  transition:color .2s ease,background .2s ease,text-shadow .2s ease;
}
.nav-link:hover{color:var(--brand);background:rgba(200,255,77,.08);}
.nav-link.active{color:var(--brand);background:rgba(200,255,77,.12);text-shadow:0 0 14px rgba(200,255,77,.45);}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--grad);
  box-shadow:0 0 10px var(--glow);
}
.header-actions{display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:999px;
  font-weight:700;font-size:15px;border:1px solid transparent;
  cursor:pointer;text-align:center;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad);color:#0B1210;box-shadow:0 8px 22px rgba(71,243,194,.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(200,255,77,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(71,243,194,.3);}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text);}
.btn-outline:hover{border-color:var(--brand);box-shadow:var(--shadow);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.28);color:#fff;}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn:disabled,.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

.menu-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;flex:none;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  cursor:pointer;transition:background .2s ease,border-color .2s ease;
}
.menu-toggle:hover{background:rgba(200,255,77,.12);border-color:rgba(200,255,77,.4);}
.menu-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:#fff;position:relative;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:#fff;
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

.nav-drawer{
  display:none;position:fixed;top:72px;left:0;right:0;z-index:190;
  background:rgba(11,18,16,.985);
  border-bottom:1px solid rgba(255,255,255,.08);
  padding:16px 24px 26px;
  box-shadow:0 30px 60px rgba(0,0,0,.5);
  max-height:calc(100vh - 72px);overflow-y:auto;
}
.nav-drawer.open{display:block;}
.nav-drawer .nav-link{display:block;padding:13px 16px;font-size:16px;border-radius:14px;margin-bottom:6px;}
.nav-drawer .nav-link.active::after{display:none;}
.nav-drawer .drawer-cta{margin-top:14px;width:100%;}
body.nav-open{overflow:hidden;}

/* ---------- breadcrumb ---------- */
.breadcrumb{padding:24px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:rgba(94,108,99,.45);}
.breadcrumb a{transition:color .2s ease;}
.breadcrumb a:hover{color:var(--ink);text-decoration:underline;text-decoration-color:var(--mint);text-underline-offset:3px;}
.breadcrumb li[aria-current="page"]{color:#2c3a33;font-weight:600;max-width:min(560px,70vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- article hero ---------- */
.article-hero{margin-top:20px;}
.article-hero-inner{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:clamp(28px,5vw,60px);
  background:var(--ink) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#fff;box-shadow:var(--shadow);
}
.article-hero-inner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(11,18,16,.95) 0%,rgba(11,18,16,.86) 46%,rgba(19,32,26,.58) 100%);
}
.article-hero-inner::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,77,.28),transparent 66%);
  pointer-events:none;
}
.article-hero-content{position:relative;z-index:1;max-width:880px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;line-height:1.5;
}
.chip-brand{background:rgba(200,255,77,.18);color:#D6FF7A;border:1px solid rgba(200,255,77,.38);}
.chip-dark{background:rgba(255,255,255,.1);color:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.18);}
.chip-mint{background:rgba(71,243,194,.16);color:#0d6b54;border:1px solid rgba(71,243,194,.42);}
.article-title{
  font-size:clamp(27px,3.6vw,46px);
  line-height:1.26;letter-spacing:-.01em;
  margin-bottom:20px;color:#fff;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:14px;color:rgba(255,255,255,.7);}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta .meta-dot{width:5px;height:5px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px rgba(71,243,194,.8);}
.hero-note{
  margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  font-size:14.5px;color:rgba(255,255,255,.68);max-width:660px;line-height:1.75;
}

/* ---------- layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:32px;
  align-items:start;padding:44px 0 0;
}
.article-main{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:clamp(24px,4vw,48px);box-shadow:var(--shadow);min-width:0;
}
.article-body{font-size:16.5px;line-height:1.8;color:#22312a;max-width:820px;}
.article-body>*+*{margin-top:20px;}
.article-body h2{
  position:relative;font-size:clamp(21px,2.4vw,27px);line-height:1.4;
  margin-top:40px;padding-left:18px;scroll-margin-top:96px;color:#10231b;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:19.5px;margin-top:30px;color:#14261e;scroll-margin-top:96px;}
.article-body h4{font-size:17px;margin-top:24px;color:#1a2f26;}
.article-body p{line-height:1.8;}
.article-body ul,.article-body ol{display:grid;gap:10px;}
.article-body ul li{position:relative;padding-left:26px;line-height:1.8;}
.article-body ul li::before{
  content:"";position:absolute;left:6px;top:.75em;width:8px;height:8px;border-radius:3px;
  background:var(--mint);box-shadow:0 0 0 3px rgba(71,243,194,.18);
}
.article-body ol{counter-reset:item;padding-left:2px;}
.article-body ol li{position:relative;padding-left:34px;counter-increment:item;line-height:1.8;}
.article-body ol li::before{
  content:counter(item);position:absolute;left:0;top:.28em;
  width:23px;height:23px;border-radius:8px;display:grid;place-items:center;
  background:rgba(200,255,77,.32);color:#14201A;font-size:12px;font-weight:800;
}
.article-body blockquote{
  margin:28px 0;padding:20px 24px;border-left:4px solid var(--mint);
  background:var(--soft);border-radius:0 18px 18px 0;color:#25382f;font-size:16px;
}
.article-body blockquote p{margin:0;}
.article-body img{border-radius:18px;margin:26px 0;box-shadow:var(--shadow);width:100%;height:auto;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);margin-top:10px;text-align:center;}
.article-body a{color:#0f7a5a;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;transition:color .2s ease;}
.article-body a:hover{color:#0a5b43;}
.article-body strong{color:#12241c;font-weight:800;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;border-radius:14px;overflow:hidden;box-shadow:0 0 0 1px var(--line);}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line);}
.article-body th{background:var(--soft);font-weight:800;color:#1a2f26;}
.article-body tr:last-child td{border-bottom:none;}
.article-body code{background:var(--soft);padding:2px 7px;border-radius:6px;font-size:.92em;}
.article-body hr{border:none;height:1px;background:var(--line);margin:34px 0;}

.article-foot{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  margin-top:38px;padding-top:26px;border-top:1px dashed var(--line);
}
.article-foot .foot-hint{margin-left:auto;font-size:13.5px;color:var(--muted);}

/* ---------- empty ---------- */
.empty-state{
  text-align:center;padding:52px 24px;border:1px dashed rgba(94,108,99,.32);
  border-radius:var(--r-lg);background:var(--soft);
}
.empty-icon{
  width:56px;height:56px;border-radius:16px;margin:0 auto 18px;
  display:grid;place-items:center;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);color:#5c8a2b;
}
.empty-state h2{font-size:21px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15px;max-width:440px;margin:0 auto 22px;}

/* ---------- sidebar ---------- */
.article-side{min-width:0;}
.side-sticky{position:sticky;top:96px;display:grid;gap:20px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:22px;
  padding:22px;box-shadow:var(--shadow);
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:.12em;
  color:#5c8a2b;margin-bottom:14px;
}
.side-title::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--grad);}
.toc-list{display:grid;gap:4px;}
.toc-list a{
  display:block;padding:8px 12px;border-radius:12px;
  font-size:14.5px;color:#3d4b43;border-left:2px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.toc-list a:hover{background:var(--soft);color:var(--ink);}
.toc-list a.is-current{
  background:rgba(200,255,77,.24);color:#152a1f;font-weight:700;border-left-color:#8ec72f;
}
.toc-empty{font-size:13.5px;color:var(--muted);line-height:1.7;}
.info-list{display:grid;gap:2px;}
.info-list li{
  display:flex;justify-content:space-between;gap:12px;align-items:baseline;
  font-size:14px;padding:9px 0;border-bottom:1px dashed var(--line);
}
.info-list li:last-child{border-bottom:none;padding-bottom:0;}
.info-list .k{color:var(--muted);flex:none;}
.info-list .v{font-weight:600;color:#1c2f26;text-align:right;word-break:break-word;}
.side-links{display:grid;gap:10px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 15px;border-radius:14px;background:var(--soft);
  font-size:14.5px;font-weight:600;color:#1c2f26;
  transition:background .2s ease,transform .2s ease;
}
.side-links a:hover{background:rgba(200,255,77,.28);transform:translateX(3px);}
.side-links a span{color:#0f7a5a;font-size:14px;}

/* ---------- sections ---------- */
.section{padding:64px 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:28px;}
.section-eyebrow{
  display:block;font-size:13px;font-weight:800;letter-spacing:.16em;
  color:#5c8a2b;margin-bottom:10px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);}
.section-head p{color:var(--muted);font-size:15px;max-width:520px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.rec-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:22px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(200,255,77,.9);}
.rec-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--soft);}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rec-card:hover .rec-thumb img{transform:scale(1.05);}
.rec-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,0) 46%,rgba(11,18,16,.35) 100%);
}
.rec-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rec-body h3{font-size:18px;line-height:1.45;}
.rec-body p{font-size:14.5px;color:var(--muted);line-height:1.7;}
.rec-arrow{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:#0f7a5a;transition:gap .2s ease;
}
.rec-card:hover .rec-arrow{gap:12px;}

/* ---------- cta ---------- */
.cta-band{padding:72px 0 84px;}
.cta-inner{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:clamp(30px,5vw,56px);
  background:linear-gradient(135deg,#152a20 0%,#0B1210 62%);
  color:#fff;border:1px solid rgba(200,255,77,.24);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-hover);
}
.cta-inner::before{
  content:"";position:absolute;right:-120px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,77,.24),transparent 68%);pointer-events:none;
}
.cta-text{position:relative;z-index:1;max-width:620px;}
.cta-text h2{font-size:clamp(24px,3vw,36px);line-height:1.28;margin-bottom:12px;}
.cta-text p{color:rgba(255,255,255,.72);font-size:15.5px;}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{
  position:relative;background:var(--ink);color:rgba(255,255,255,.72);
  padding:64px 0 28px;border-top:1px solid rgba(255,255,255,.06);
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:var(--grad);opacity:.8;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand p{margin-top:16px;font-size:14.5px;line-height:1.8;max-width:340px;color:rgba(255,255,255,.62);}
.site-footer .logo-text{font-size:17px;}
.footer-col h3{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;font-size:14.5px;}
.footer-col a{color:rgba(255,255,255,.7);transition:color .2s ease;}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{display:flex;flex-direction:column;gap:2px;font-size:14px;color:rgba(255,255,255,.6);line-height:1.6;}
.footer-contact strong{color:#fff;font-size:14px;font-weight:700;}
.footer-contact a{color:var(--brand);}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- float cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:150;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:999px;
  background:var(--grad);color:#0B1210;font-weight:800;font-size:15px;
  box-shadow:0 16px 40px rgba(200,255,77,.35);
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;
}
.float-cta:hover{transform:translateY(-3px);box-shadow:0 22px 50px rgba(200,255,77,.5);}
.float-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(14px);}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .container{max-width:1180px;}
}
@media (max-width:1080px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:26px;}
  .side-sticky{position:static;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:992px){
  .main-nav{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-actions .btn-primary{padding:0 16px;font-size:14px;min-height:42px;}
  .article-main{border-radius:22px;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .section{padding:52px 0 0;}
  .cta-band{padding:56px 0 64px;}
  .article-layout{padding-top:32px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-body{font-size:16px;}
  .breadcrumb li[aria-current="page"]{max-width:100%;white-space:normal;}
  .article-foot .foot-hint{margin-left:0;width:100%;}
  .header-actions .btn-primary{display:none;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .float-cta{left:16px;right:16px;bottom:14px;justify-content:center;padding:14px 18px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;gap:8px;}
  .side-card{padding:18px;}
  .article-body h2{padding-left:14px;}
  .rel-grid{gap:18px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
:root{
  --brand:#C8FF4D;
  --mint:#47F3C2;
  --orange:#FF8A4C;
  --ink:#0B1210;
  --ink-2:#13201A;
  --bg:#F5F7F0;
  --card:#FFFFFF;
  --soft:#EEF3E8;
  --text:#14201A;
  --muted:#5E6C63;
  --line:#DDE5D8;
  --danger:#D94A3A;
  --grad:linear-gradient(135deg,#C8FF4D 0%,#47F3C2 60%,#8BE9FF 100%);
  --glow:rgba(200,255,77,.35);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --shadow-sm:0 6px 18px rgba(13,21,18,.06);
  --shadow:0 12px 30px rgba(13,21,18,.08);
  --shadow-lg:0 20px 50px rgba(13,21,18,.14);
  --container:1240px;
  --nav-h:72px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(circle at 12% 8%,rgba(200,255,77,.10),transparent 42%),radial-gradient(circle at 88% 0%,rgba(71,243,194,.10),transparent 38%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:850;line-height:1.25;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:3px solid rgba(200,255,77,.65);outline-offset:3px;border-radius:8px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:92px 0;}
.section-tight{padding:64px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(28px,3.2vw,44px);}
.section-head p{margin-top:16px;color:var(--muted);font-size:16.5px;line-height:1.8;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;
  color:#2C4A2E;
  background:rgba(200,255,77,.42);
  border:1px solid rgba(200,255,77,.7);
  padding:6px 14px;border-radius:999px;
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:#4E7A2A;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:linear-gradient(180deg,#0E1A15 0%,#0B1210 100%);
  border-bottom:1px solid rgba(200,255,77,.18);
  box-shadow:0 10px 30px rgba(5,10,8,.35);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
  background:var(--grad);opacity:.55;
}
.header-inner{
  height:var(--nav-h);
  display:flex;align-items:center;gap:28px;
}
.logo{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;}
.logo-mark{
  width:32px;height:32px;border-radius:11px;
  background:var(--grad);
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 0 22px var(--glow);
  position:relative;
}
.logo-mark::after{
  content:"";position:absolute;inset:9px 9px;
  border-radius:4px;
  background:#0B1210;
  opacity:.82;
}
.logo-text{
  font-size:17.5px;font-weight:850;letter-spacing:.01em;
  color:#F3F7EE;
  white-space:nowrap;
}
.main-nav{
  display:flex;align-items:center;gap:6px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  padding:9px 15px;border-radius:999px;
  font-size:14.5px;font-weight:600;
  color:rgba(255,255,255,.78);
  transition:color .2s ease,background .2s ease,text-shadow .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--brand);background:rgba(200,255,77,.08);}
.nav-link:active{background:rgba(200,255,77,.16);}
.nav-link.active{
  color:#EAFFC0;
  background:rgba(200,255,77,.12);
  text-shadow:0 0 14px rgba(200,255,77,.5);
  box-shadow:inset 0 0 0 1px rgba(200,255,77,.28);
}
.nav-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;
  border-radius:2px;background:var(--grad);
  box-shadow:0 0 12px var(--glow);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:13px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(200,255,77,.24);
  cursor:pointer;
  padding:0;
  align-items:center;justify-content:center;
  transition:background .2s ease;
}
.nav-toggle:hover{background:rgba(200,255,77,.16);}
.nav-toggle span{display:block;width:19px;height:2px;border-radius:2px;background:var(--brand);position:relative;transition:transform .25s ease,opacity .2s ease;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:19px;height:2px;border-radius:2px;background:var(--brand);
  transition:transform .25s ease,opacity .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
body.nav-open .nav-toggle span{background:transparent;}
body.nav-open .nav-toggle span::before{transform:translateY(6px) rotate(45deg);}
body.nav-open .nav-toggle span::after{transform:translateY(-6px) rotate(-45deg);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;
  border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:750;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad);
  color:#0C1A12;
  box-shadow:0 10px 26px rgba(200,255,77,.26);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(200,255,77,.4);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(200,255,77,.3);}
.btn-ghost{
  background:transparent;color:#EAF3E2;border-color:rgba(255,255,255,.28);
}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(200,255,77,.6);color:var(--brand);transform:translateY(-2px);}
.btn-outline{
  background:var(--card);color:var(--text);border-color:var(--line);
  box-shadow:var(--shadow-sm);
}
.btn-outline:hover{border-color:var(--brand);color:#2C4A2E;transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none!important;box-shadow:none;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:#0B1210;
  color:#EDF4E7;
  padding:72px 0 76px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.34;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 22% 18%,rgba(200,255,77,.22),transparent 46%),
    radial-gradient(circle at 84% 82%,rgba(71,243,194,.18),transparent 48%),
    linear-gradient(115deg,rgba(11,18,16,.94) 0%,rgba(11,18,16,.78) 52%,rgba(11,18,16,.9) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;
}
.hero-copy .eyebrow{
  background:rgba(200,255,77,.16);
  border-color:rgba(200,255,77,.42);
  color:#D8F79B;
}
.hero-copy .eyebrow::before{background:var(--brand);box-shadow:0 0 10px var(--glow);}
.hero-copy h1{
  font-size:clamp(32px,4vw,52px);
  line-height:1.2;
  color:#F5FBEE;
  letter-spacing:-.02em;
}
.hero-copy h1 .hl{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.hero-copy p.lead{
  margin-top:20px;max-width:540px;
  font-size:16.5px;line-height:1.85;
  color:rgba(233,243,226,.82);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-note{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;
}
.hero-note span{
  font-size:12.5px;font-weight:600;
  color:rgba(233,243,226,.78);
  background:rgba(255,255,255,.07);
  border:1px solid rgba(200,255,77,.2);
  padding:6px 13px;border-radius:999px;
}
.hero-steps{
  background:rgba(19,32,26,.86);
  border:1px solid rgba(200,255,77,.22);
  border-radius:var(--r-xl);
  padding:28px;
  box-shadow:0 28px 60px rgba(3,8,6,.5);
  backdrop-filter:blur(6px);
}
.hero-steps h2{
  font-size:15px;font-weight:750;color:#D8F79B;
  letter-spacing:.06em;margin-bottom:18px;
}
.step-list{display:grid;gap:10px;}
.step-link{
  display:flex;align-items:center;gap:14px;
  padding:13px 16px;border-radius:14px;
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.07);
  transition:background .2s ease,border-color .2s ease,transform .2s ease;
}
.step-link:hover{background:rgba(200,255,77,.1);border-color:rgba(200,255,77,.4);transform:translateX(3px);}
.step-link .num{
  flex:0 0 auto;
  width:28px;height:28px;border-radius:9px;
  display:grid;place-items:center;
  font-family:"SFMono-Regular",Consolas,Menlo,monospace;
  font-size:13px;font-weight:700;
  color:#0C1A12;background:var(--grad);
}
.step-link .label{font-size:14.5px;font-weight:600;color:rgba(240,248,234,.9);}
.step-link.is-active{
  background:rgba(200,255,77,.14);
  border-color:rgba(200,255,77,.55);
  box-shadow:0 0 0 1px rgba(200,255,77,.28),0 0 24px rgba(200,255,77,.18);
}
.step-link.is-active .label{color:#EAFFC0;}

/* ---------- Metric strip ---------- */
.metrics{
  position:relative;z-index:3;
  margin-top:-34px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.metric{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px 24px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(200,255,77,.8);}
.metric .value{
  font-family:"SFMono-Regular",Consolas,Menlo,monospace;
  font-size:34px;font-weight:800;line-height:1.1;color:#16281C;
  letter-spacing:-.02em;
}
.metric .value em{font-style:normal;font-size:16px;font-weight:700;color:var(--muted);margin-left:4px;}
.metric .name{display:block;margin-top:8px;font-size:14px;font-weight:700;color:#22331F;}
.metric .unit{display:block;margin-top:6px;font-size:11.5px;line-height:1.5;color:var(--muted);}

/* ---------- Timeline ---------- */
.timeline{position:relative;display:grid;gap:20px;}
.timeline::before{
  content:"";position:absolute;left:31px;top:18px;bottom:18px;width:2px;
  background:linear-gradient(180deg,rgba(200,255,77,.85),rgba(71,243,194,.5),rgba(221,229,216,.2));
  border-radius:2px;
}
.tl-item{
  position:relative;
  display:grid;grid-template-columns:64px 1fr;gap:20px;
  align-items:start;
  scroll-margin-top:96px;
}
.tl-marker{
  width:64px;height:64px;border-radius:20px;
  display:grid;place-items:center;
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  position:relative;z-index:2;
  font-family:"SFMono-Regular",Consolas,Menlo,monospace;
  font-size:19px;font-weight:800;color:#1D3524;
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.tl-item.is-active .tl-marker{
  background:var(--grad);
  border-color:transparent;
  color:#0C1A12;
  box-shadow:0 0 0 4px rgba(200,255,77,.22),0 14px 32px rgba(200,255,77,.3);
}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:30px 32px;
  box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(200,255,77,.7);}
.tl-card h3{font-size:21px;color:#16281C;}
.tl-card .tl-sub{margin-top:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:#3C6B3F;text-transform:uppercase;}
.tl-card ul{margin-top:18px;display:grid;gap:11px;}
.tl-card ul li{
  position:relative;padding-left:26px;
  font-size:15.5px;line-height:1.8;color:#37473C;
}
.tl-card ul li::before{
  content:"";position:absolute;left:2px;top:9px;
  width:9px;height:9px;border-radius:3px;
  background:var(--grad);
  box-shadow:0 0 10px rgba(200,255,77,.5);
}
.tl-tip{
  margin-top:20px;
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 18px;
  border-radius:var(--r-sm);
  background:var(--soft);
  border-left:3px solid var(--orange);
  font-size:14px;line-height:1.7;color:#48584C;
}
.tl-tip strong{color:#8A4A17;font-weight:800;}

/* ---------- Feature split ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
}
.split-media{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--shadow-lg);
  border:1px solid var(--line);
  background:var(--soft);
  aspect-ratio:16/11;
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(11,18,16,0) 45%,rgba(11,18,16,.5) 100%);
}
.split-badge{
  position:absolute;left:20px;bottom:20px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;
  background:rgba(11,18,16,.72);
  border:1px solid rgba(200,255,77,.4);
  color:#DEFFA6;font-size:13px;font-weight:700;
  backdrop-filter:blur(4px);
}
.split-body h2{font-size:clamp(26px,2.8vw,38px);color:#16281C;}
.split-body p.intro{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.85;}
.check-list{margin-top:26px;display:grid;gap:14px;}
.check-list li{
  display:grid;grid-template-columns:36px 1fr;gap:14px;align-items:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.check-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(200,255,77,.7);}
.check-icon{
  width:36px;height:36px;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(200,255,77,.28);
  border:1px solid rgba(200,255,77,.6);
}
.check-icon svg{width:18px;height:18px;stroke:#2C4A2E;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.check-list strong{display:block;font-size:15px;font-weight:750;color:#17291D;}
.check-list span{display:block;margin-top:4px;font-size:14px;line-height:1.7;color:var(--muted);}

/* ---------- Issue cards ---------- */
.issue-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.issue-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.issue-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(200,255,77,.75);}
.issue-top{display:flex;align-items:center;gap:12px;}
.issue-tag{
  font-size:11.5px;font-weight:700;letter-spacing:.08em;
  color:#8A4A17;background:rgba(255,138,76,.16);
  border:1px solid rgba(255,138,76,.38);
  padding:4px 10px;border-radius:999px;
  white-space:nowrap;
}
.issue-card h3{font-size:17.5px;color:#17291D;margin-top:14px;}
.issue-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--muted);}
.issue-card .fix{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13.5px;line-height:1.7;color:#3B5540;
}
.issue-card .fix b{color:#1D3524;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(200,255,77,.7);box-shadow:var(--shadow-sm);}
.faq-item.open{border-color:rgba(200,255,77,.85);box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;
  background:transparent;border:0;cursor:pointer;
  text-align:left;font-size:16px;font-weight:750;color:#17291D;
  position:relative;
  transition:color .2s ease;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;
  border-radius:0 4px 4px 0;
  background:var(--grad);
  opacity:0;transition:opacity .2s ease;
}
.faq-item.open .faq-q::before{opacity:1;}
.faq-q:hover{color:#2C4A2E;}
.faq-icon{
  flex:0 0 auto;position:relative;
  width:26px;height:26px;border-radius:9px;
  background:var(--soft);
  border:1px solid var(--line);
  transition:transform .28s ease,background .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:#2C4A2E;border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;transition:opacity .2s ease;}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(200,255,77,.4);}
.faq-item.open .faq-icon::after{opacity:0;}
.faq-a{display:none;padding:0 24px 22px 24px;}
.faq-item.open .faq-a{display:block;animation:fadeIn .25s ease;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--muted);}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  padding:56px 56px;
  background:linear-gradient(135deg,#13201A 0%,#0B1210 60%,#163223 100%);
  color:#F1F8EA;
  box-shadow:0 30px 70px rgba(11,18,16,.3);
}
.cta-panel::before{
  content:"";position:absolute;right:-120px;top:-120px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,77,.28),transparent 68%);
}
.cta-panel::after{
  content:"";position:absolute;left:-90px;bottom:-140px;
  width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(71,243,194,.22),transparent 70%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;}
.cta-inner h2{font-size:clamp(26px,3vw,38px);color:#F6FCEE;}
.cta-inner p{margin-top:14px;max-width:560px;color:rgba(235,244,226,.82);font-size:16px;line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-links{margin-top:16px;display:flex;gap:18px;flex-wrap:wrap;font-size:14px;}
.cta-links a{color:rgba(222,255,166,.9);border-bottom:1px solid rgba(200,255,77,.4);padding-bottom:2px;transition:color .2s ease,border-color .2s ease;}
.cta-links a:hover{color:#EFFFCF;border-color:var(--brand);}

/* ---------- Footer ---------- */
.site-footer{
  position:relative;
  background:linear-gradient(180deg,#0E1A15 0%,#0A110E 100%);
  color:rgba(233,243,226,.72);
  padding:64px 0 28px;
  margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:var(--grad);opacity:.7;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand .logo-text{color:#F1F8EA;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(233,243,226,.66);max-width:340px;}
.footer-col h3{
  font-size:13px;font-weight:750;letter-spacing:.1em;text-transform:uppercase;
  color:#D8F79B;margin-bottom:16px;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{
  font-size:14px;color:rgba(233,243,226,.72);
  transition:color .2s ease,transform .2s ease;
  display:inline-block;
}
.footer-col a:hover{color:var(--brand);transform:translateX(3px);}
.footer-contact li{font-size:13.5px;line-height:1.75;color:rgba(233,243,226,.62);}
.footer-contact strong{display:block;color:#D8F79B;font-size:12.5px;letter-spacing:.06em;margin-bottom:2px;}
.footer-contact a{color:#C8FF4D;border-bottom:1px solid rgba(200,255,77,.35);}
.footer-contact a:hover{color:#EFFFCF;}
.footer-bottom{
  padding-top:24px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:rgba(233,243,226,.48);line-height:1.7;
}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:110;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;border-radius:999px;
  background:var(--grad);color:#0C1A12;
  font-size:14.5px;font-weight:800;
  box-shadow:0 16px 36px rgba(200,255,77,.34),0 8px 20px rgba(11,18,16,.22);
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;
}
.float-cta:hover{transform:translateY(-3px);box-shadow:0 22px 46px rgba(200,255,77,.45);}
.float-cta:active{transform:translateY(0);}
.float-cta.is-hidden{opacity:0;pointer-events:none;transform:translateY(14px);}
.float-cta svg{width:16px;height:16px;stroke:#0C1A12;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- Responsive ---------- */
@media (max-width:1240px){
  .container{max-width:1180px;}
}
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px;}
  .hero-copy p.lead{max-width:none;}
  .metrics{grid-template-columns:repeat(2,1fr);margin-top:-24px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:991px){
  .main-nav{
    position:fixed;
    top:var(--nav-h);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:18px 20px 26px;
    background:linear-gradient(180deg,#0E1A15 0%,#0A110E 100%);
    border-bottom:1px solid rgba(200,255,77,.24);
    box-shadow:0 24px 50px rgba(5,10,8,.55);
    transform:translateY(-130%);
    transition:transform .3s ease;
    max-height:calc(100vh - var(--nav-h));
    overflow-y:auto;
    margin-left:0;
  }
  body.nav-open .main-nav{transform:translateY(0);}
  .nav-link{padding:14px 16px;font-size:15px;border-radius:14px;}
  .nav-link.active::after{left:16px;right:auto;width:28px;bottom:8px;}
  .nav-toggle{display:inline-flex;}
  .header-actions .btn-sm{display:none;}
  .header-inner{gap:16px;justify-content:space-between;}
  .site-header .logo{margin-right:auto;}
  .section{padding:72px 0;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .section{padding:60px 0;}
  .section-tight{padding:48px 0;}
  .page-hero{padding:52px 0 64px;}
  .hero-steps{padding:22px;}
  .metric{padding:18px 20px;}
  .metric .value{font-size:28px;}
  .tl-item{grid-template-columns:48px 1fr;gap:14px;}
  .tl-marker{width:48px;height:48px;border-radius:16px;font-size:16px;}
  .timeline::before{left:23px;}
  .tl-card{padding:24px 22px;border-radius:var(--r-lg);}
  .issue-grid{grid-template-columns:1fr;}
  .cta-panel{padding:36px 26px;border-radius:var(--r-lg);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .faq-q{padding:18px 18px;font-size:15px;}
  .faq-a{padding:0 18px 18px 18px;}
  .float-cta{
    left:16px;right:16px;bottom:16px;justify-content:center;
    padding:14px 20px;
  }
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .metrics{grid-template-columns:1fr 1fr;gap:12px;}
  .metric .value{font-size:24px;}
  .metric .name{font-size:13px;}
  .hero-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
  .split-media{aspect-ratio:4/3;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .check-list li{grid-template-columns:32px 1fr;padding:14px 14px;}
  .tl-card ul li{font-size:15px;}
}

/* roulang page: category2 */
:root{
    --brand:#C8FF4D;
    --mint:#47F3C2;
    --orange:#FF8A4C;
    --ink:#0B1210;
    --ink-2:#13201A;
    --bg:#F5F7F0;
    --card:#FFFFFF;
    --soft:#EEF3E8;
    --text:#14201A;
    --muted:#5E6C63;
    --line:#DDE5D8;
    --danger:#D94A3A;
    --grad:linear-gradient(135deg,#C8FF4D 0%,#47F3C2 60%,#8BE9FF 100%);
    --glow:rgba(200,255,77,.35);
    --shadow:0 12px 30px rgba(13,21,18,.08);
    --shadow-lg:0 20px 50px rgba(13,21,18,.14);
    --r-lg:28px;
    --r-md:20px;
    --r-sm:14px;
    --nav-h:72px;
    --container:1240px;
    --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
    --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px);}
  body{
    margin:0;
    font-family:var(--font);
    font-size:16.5px;
    line-height:1.78;
    color:var(--text);
    background:var(--bg);
    background-image:radial-gradient(rgba(11,18,16,.035) 1px,transparent 1px);
    background-size:22px 22px;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.2px;line-height:1.24;color:var(--text);}
  p{margin:0;}
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  ul,ol{margin:0;padding:0;list-style:none;}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
  input,textarea,select{font-family:inherit;font-size:inherit;}
  :focus-visible{outline:3px solid rgba(200,255,77,.75);outline-offset:3px;border-radius:8px;}
  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:120;
    background:rgba(11,18,16,.96);
    backdrop-filter:blur(10px);
    border-bottom:1px solid rgba(200,255,77,.28);
    box-shadow:0 6px 24px rgba(11,18,16,.28);
  }
  .site-header::after{
    content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;
    background:var(--grad);opacity:.85;
  }
  .header-inner{
    height:var(--nav-h);
    display:flex;align-items:center;justify-content:space-between;gap:24px;
  }
  .logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;letter-spacing:.4px;}
  .logo-mark{
    width:30px;height:30px;border-radius:10px;
    background:var(--grad);
    box-shadow:0 0 18px var(--glow);
    position:relative;flex:none;
  }
  .logo-mark::after{
    content:"";position:absolute;inset:9px;border-radius:4px;
    border:2px solid rgba(11,18,16,.78);
  }
  .logo-text{white-space:nowrap;}
  .main-nav{display:flex;align-items:center;gap:6px;}
  .nav-link{
    position:relative;
    display:inline-block;
    padding:9px 14px;
    border-radius:999px;
    font-size:15px;font-weight:600;
    color:rgba(255,255,255,.78);
    transition:color .2s ease,background .2s ease,box-shadow .2s ease;
    white-space:nowrap;
  }
  .nav-link:hover{color:var(--brand);background:rgba(255,255,255,.06);}
  .nav-link:active{transform:translateY(1px);}
  .nav-link.active{
    color:var(--brand);
    background:rgba(200,255,77,.12);
    box-shadow:inset 0 -2px 0 0 var(--brand),0 0 18px rgba(200,255,77,.18);
    text-shadow:0 0 12px rgba(200,255,77,.5);
  }
  .header-actions{display:flex;align-items:center;gap:12px;}
  .nav-toggle{
    display:none;
    width:44px;height:44px;border-radius:12px;
    border:1px solid rgba(255,255,255,.22);
    align-items:center;justify-content:center;flex-direction:column;gap:5px;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  .nav-drawer{
    display:none;
    background:var(--ink-2);
    border-top:1px solid rgba(255,255,255,.08);
    padding:16px 24px 24px;
  }
  .nav-drawer.open{display:block;}
  .nav-drawer .nav-link{display:block;padding:14px 16px;border-radius:14px;font-size:16px;margin-bottom:6px;}
  .nav-drawer .btn{width:100%;justify-content:center;margin-top:12px;}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:48px;padding:0 26px;
    border-radius:999px;
    font-size:15.5px;font-weight:700;
    transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
    border:1px solid transparent;
    text-align:center;
  }
  .btn-primary{
    background:var(--grad);
    color:#0B1210;
    box-shadow:0 8px 22px rgba(200,255,77,.28);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(200,255,77,.42);}
  .btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(200,255,77,.3);}
  .btn-ghost{
    background:transparent;color:#fff;border-color:rgba(255,255,255,.34);
  }
  .btn-ghost:hover{background:rgba(255,255,255,.09);border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
  .btn-outline{
    background:var(--card);color:var(--text);border-color:var(--line);box-shadow:var(--shadow);
  }
  .btn-outline:hover{border-color:var(--brand);color:#0B1210;transform:translateY(-2px);box-shadow:var(--shadow-lg);}
  .btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
  .btn:disabled,.btn[disabled]{opacity:.5;pointer-events:none;transform:none;box-shadow:none;}
  .btn.is-loading{pointer-events:none;opacity:.85;}
  .btn.is-loading::after{
    content:"";width:14px;height:14px;border-radius:50%;
    border:2px solid rgba(11,18,16,.25);border-top-color:#0B1210;
    animation:spin .8s linear infinite;
  }
  @keyframes spin{to{transform:rotate(360deg);}}

  /* ============ 风险提示条 ============ */
  .notice-bar{
    background:#FFF6E9;
    border-bottom:1px solid #F3E0C6;
  }
  .notice-inner{
    display:flex;align-items:flex-start;gap:12px;
    padding:14px 0;
    font-size:14.5px;color:#7A5320;line-height:1.7;
  }
  .notice-icon{
    flex:none;width:22px;height:22px;border-radius:50%;
    background:var(--orange);color:#fff;font-size:13px;font-weight:800;
    display:flex;align-items:center;justify-content:center;margin-top:2px;
  }
  .notice-inner strong{color:#5C3B12;}

  /* ============ Hero ============ */
  .hero-sec{
    position:relative;overflow:hidden;
    background:var(--ink);
    color:#fff;
    padding:72px 0 84px;
  }
  .hero-sec::before{
    content:"";position:absolute;inset:0;
    background-image:url("/assets/images/backpic/back-2.webp");
    background-size:cover;background-position:center;
    opacity:.26;
  }
  .hero-sec::after{
    content:"";position:absolute;inset:0;
    background:radial-gradient(760px 420px at 18% 12%,rgba(200,255,77,.18),transparent 62%),
               linear-gradient(180deg,rgba(11,18,16,.82),rgba(11,18,16,.96));
  }
  .hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 16px;border-radius:999px;
    background:rgba(200,255,77,.14);
    border:1px solid rgba(200,255,77,.32);
    color:var(--brand);font-size:13px;font-weight:700;letter-spacing:.6px;
    margin-bottom:20px;
  }
  .eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand);}
  .hero-sec h1{
    color:#fff;
    font-size:clamp(34px,4.2vw,54px);
    font-weight:850;
    line-height:1.18;
    margin-bottom:20px;
  }
  .hero-sec h1 em{
    font-style:normal;
    background:var(--grad);
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-sub{color:rgba(255,255,255,.76);font-size:16.5px;max-width:560px;margin-bottom:30px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
  .hero-panel{
    background:rgba(255,255,255,.055);
    border:1px solid rgba(200,255,77,.24);
    border-radius:var(--r-lg);
    padding:26px;
    backdrop-filter:blur(8px);
    box-shadow:0 24px 60px rgba(0,0,0,.34);
  }
  .hero-panel-head{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding-bottom:16px;margin-bottom:16px;
    border-bottom:1px dashed rgba(255,255,255,.16);
  }
  .hero-panel-head span{font-size:13px;letter-spacing:.8px;color:rgba(255,255,255,.55);}
  .panel-status{
    display:inline-flex;align-items:center;gap:6px;
    padding:5px 12px;border-radius:999px;
    background:rgba(71,243,194,.14);color:var(--mint);
    font-size:12px;font-weight:700;
  }
  .panel-status i{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 8px var(--mint);}
  .check-list li{
    display:flex;align-items:flex-start;gap:12px;
    padding:12px 0;
    border-bottom:1px solid rgba(255,255,255,.07);
    font-size:15px;color:rgba(255,255,255,.9);
  }
  .check-list li:last-child{border-bottom:none;padding-bottom:0;}
  .check-dot{
    flex:none;width:22px;height:22px;border-radius:8px;
    background:rgba(200,255,77,.16);
    border:1px solid rgba(200,255,77,.4);
    display:flex;align-items:center;justify-content:center;
    color:var(--brand);font-size:12px;font-weight:800;margin-top:3px;
  }
  .check-list small{display:block;color:rgba(255,255,255,.5);font-size:12.5px;font-weight:400;margin-top:2px;}

  /* ============ 数据徽章条 ============ */
  .metrics-sec{padding:44px 0 0;}
  .metrics{
    display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  }
  .metric{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-md);
    padding:22px 22px 18px;
    box-shadow:var(--shadow);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  }
  .metric:hover{transform:translateY(-4px);border-color:rgba(200,255,77,.9);box-shadow:var(--shadow-lg);}
  .metric-num{
    font-family:var(--mono);
    font-size:clamp(28px,3vw,38px);
    font-weight:700;color:var(--ink-2);line-height:1;
    display:flex;align-items:baseline;gap:4px;
  }
  .metric-num span{font-size:15px;color:var(--muted);font-family:var(--font);font-weight:600;}
  .metric-label{margin-top:10px;font-size:14px;font-weight:700;color:var(--text);}
  .metric-note{margin-top:4px;font-size:11.5px;color:var(--muted);line-height:1.5;}

  /* ============ 通用板块 ============ */
  .section{padding:88px 0;}
  .section.alt{background:var(--soft);}
  .sec-head{max-width:760px;margin-bottom:44px;}
  .sec-tag{
    display:inline-block;
    padding:6px 14px;border-radius:999px;
    background:rgba(200,255,77,.2);
    border:1px solid rgba(200,255,77,.55);
    color:#3F5A16;font-size:12.5px;font-weight:800;letter-spacing:.8px;
    margin-bottom:16px;
  }
  .sec-head h2{font-size:clamp(27px,3.1vw,42px);margin-bottom:14px;}
  .sec-head p{color:var(--muted);font-size:16px;}

  /* ============ 安全卡矩阵 ============ */
  .matrix{
    display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
  }
  .safe-card{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:30px;
    box-shadow:var(--shadow);
    transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
    display:flex;flex-direction:column;
  }
  .safe-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(200,255,77,.85);}
  .safe-icon{
    width:46px;height:46px;border-radius:14px;
    background:rgba(200,255,77,.22);
    border:1px solid rgba(200,255,77,.6);
    display:flex;align-items:center;justify-content:center;
    margin-bottom:18px;
  }
  .safe-icon svg{width:22px;height:22px;stroke:#31500F;stroke-width:1.5;fill:none;stroke-linecap:round;stroke-linejoin:round;}
  .safe-card h3{font-size:20px;margin-bottom:10px;}
  .safe-card p{color:var(--muted);font-size:15.5px;}
  .safe-card .mini-list{margin-top:14px;display:grid;gap:8px;}
  .mini-list li{
    position:relative;padding-left:20px;
    font-size:14.5px;color:#3C4A42;line-height:1.7;
  }
  .mini-list li::before{
    content:"";position:absolute;left:2px;top:10px;
    width:7px;height:7px;border-radius:2px;
    background:var(--grad);
  }
  .safe-card.photo{padding:0;overflow:hidden;}
  .safe-card.photo .photo-media{position:relative;aspect-ratio:16/9;background:var(--soft);}
  .safe-card.photo .photo-media img{width:100%;height:100%;object-fit:cover;}
  .safe-card.photo .photo-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(11,18,16,.05),rgba(11,18,16,.42));
  }
  .photo-tag{
    position:absolute;left:18px;bottom:16px;z-index:2;
    padding:6px 14px;border-radius:999px;
    background:rgba(200,255,77,.94);color:#15240B;
    font-size:12.5px;font-weight:800;
  }
  .photo-body{padding:26px 30px 30px;}

  /* ============ 自查步骤横条 ============ */
  .check-band{
    background:var(--ink);
    color:#fff;
    border-radius:var(--r-lg);
    padding:40px;
    display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
    position:relative;overflow:hidden;
  }
  .check-band::before{
    content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;border-radius:50%;
    background:radial-gradient(circle,rgba(71,243,194,.22),transparent 68%);
  }
  .check-step{position:relative;z-index:2;}
  .check-step .num{
    font-family:var(--mono);font-size:13px;font-weight:700;color:var(--brand);
    letter-spacing:1.4px;
  }
  .check-step h3{color:#fff;font-size:19px;margin:10px 0 8px;}
  .check-step p{color:rgba(255,255,255,.66);font-size:14.5px;}

  /* ============ FAQ ============ */
  .faq-wrap{max-width:900px;margin:0 auto;}
  .faq-item{
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--r-sm);
    margin-bottom:12px;
    overflow:hidden;
    transition:border-color .22s ease,box-shadow .22s ease;
  }
  .faq-item:hover{border-color:rgba(200,255,77,.85);box-shadow:var(--shadow);}
  .faq-item.active{border-color:rgba(200,255,77,.9);box-shadow:var(--shadow);}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 24px;
    font-size:16.5px;font-weight:700;color:var(--text);text-align:left;
    position:relative;
  }
  .faq-item.active .faq-q::before{
    content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:0 4px 4px 0;
    background:var(--grad);
  }
  .faq-mark{
    flex:none;width:26px;height:26px;border-radius:8px;
    background:var(--soft);color:#3F5A16;
    display:flex;align-items:center;justify-content:center;
    font-size:18px;font-weight:700;line-height:1;
    transition:transform .25s ease,background .25s ease;
  }
  .faq-item.active .faq-mark{transform:rotate(45deg);background:var(--brand);color:#15240B;}
  .faq-a{
    max-height:0;overflow:hidden;
    transition:max-height .32s ease;
  }
  .faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:15.5px;}
  .faq-a-inner ul{display:grid;gap:8px;margin-top:10px;}
  .faq-a-inner li{position:relative;padding-left:18px;}
  .faq-a-inner li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--mint);}

  /* ============ 底部 CTA ============ */
  .cta-sec{padding:0 0 92px;}
  .cta-card{
    position:relative;overflow:hidden;
    border-radius:var(--r-lg);
    padding:64px 56px;
    background:linear-gradient(135deg,#0B1210 0%,#16301F 55%,#1E4230 100%);
    color:#fff;
    display:grid;grid-template-columns:1.4fr .9fr;gap:40px;align-items:center;
    box-shadow:0 28px 60px rgba(11,18,16,.24);
  }
  .cta-card::before{
    content:"";position:absolute;inset:0;
    background-image:url("/assets/images/backpic/back-3.png");
    background-size:cover;background-position:center;opacity:.14;
  }
  .cta-card::after{
    content:"";position:absolute;width:520px;height:520px;right:-160px;bottom:-220px;border-radius:50%;
    background:radial-gradient(circle,rgba(200,255,77,.24),transparent 66%);
  }
  .cta-copy{position:relative;z-index:2;}
  .cta-copy h2{color:#fff;font-size:clamp(26px,3vw,38px);margin-bottom:14px;}
  .cta-copy p{color:rgba(255,255,255,.74);font-size:16px;max-width:560px;}
  .cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px;}
  .cta-actions .btn{width:100%;}
  .cta-actions .link-quiet{
    color:rgba(255,255,255,.72);font-size:14.5px;font-weight:600;text-align:center;
    transition:color .2s ease;
  }
  .cta-actions .link-quiet:hover{color:var(--brand);}

  /* ============ 页脚 ============ */
  .site-footer{
    position:relative;
    background:var(--ink);
    color:rgba(255,255,255,.72);
    padding:72px 0 28px;
  }
  .site-footer::before{
    content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);
  }
  .footer-grid{
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
    padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1);
  }
  .footer-brand .logo{font-size:19px;margin-bottom:16px;}
  .footer-brand p{font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.6);max-width:330px;}
  .footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:.5px;}
  .footer-col ul{display:grid;gap:10px;}
  .footer-col a{
    font-size:14.5px;color:rgba(255,255,255,.66);
    transition:color .2s ease,padding-left .2s ease;
  }
  .footer-col a:hover{color:var(--brand);padding-left:4px;}
  .footer-contact li{font-size:14px;color:rgba(255,255,255,.6);line-height:1.8;}
  .footer-contact strong{
    display:block;color:#fff;font-size:13px;letter-spacing:.6px;margin-bottom:2px;font-weight:700;
  }
  .footer-contact a{color:var(--mint);}
  .footer-contact a:hover{color:var(--brand);}
  .footer-bottom{
    padding-top:24px;
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:rgba(255,255,255,.46);
  }

  /* ============ 浮动 CTA ============ */
  .float-cta{
    position:fixed;right:24px;bottom:32px;z-index:100;
    display:inline-flex;align-items:center;gap:10px;
    padding:14px 24px;border-radius:999px;
    background:var(--grad);color:#0B1210;
    font-weight:800;font-size:14.5px;
    box-shadow:0 14px 34px rgba(200,255,77,.4);
    transition:transform .22s ease,box-shadow .22s ease,opacity .3s ease;
  }
  .float-cta:hover{transform:translateY(-3px);box-shadow:0 20px 44px rgba(200,255,77,.55);}
  .float-cta:active{transform:translateY(0);}
  .float-cta.hide{opacity:0;pointer-events:none;transform:translateY(12px);}
  .float-cta svg{width:16px;height:16px;stroke:#0B1210;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;}

  /* ============ 响应式 ============ */
  @media (max-width:1200px){
    .container{max-width:1180px;}
  }
  @media (max-width:992px){
    .main-nav{display:none;}
    .nav-toggle{display:flex;}
    .header-actions .btn{display:none;}
    .hero-inner{grid-template-columns:1fr;gap:36px;}
    .hero-sec{padding:56px 0 64px;}
    .metrics{grid-template-columns:repeat(2,1fr);}
    .matrix{grid-template-columns:1fr;}
    .check-band{grid-template-columns:1fr;gap:22px;padding:32px;}
    .cta-card{grid-template-columns:1fr;padding:44px 32px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .section{padding:72px 0;}
    .cta-sec{padding:0 0 76px;}
  }
  @media (max-width:768px){
    body{font-size:16px;}
    .container{padding:0 20px;}
    .section{padding:56px 0;}
    .sec-head{margin-bottom:30px;}
    .safe-card{padding:24px;border-radius:var(--r-md);}
    .safe-card.photo .photo-body{padding:22px 24px 26px;}
    .cta-sec{padding:0 0 64px;}
    .cta-card{border-radius:var(--r-md);padding:36px 24px;}
    .faq-q{padding:18px 20px;font-size:15.5px;}
    .faq-a-inner{padding:0 20px 18px;font-size:15px;}
    .float-cta{
      left:16px;right:16px;bottom:16px;justify-content:center;
      border-radius:16px;padding:14px 18px;
    }
    .site-footer{padding:56px 0 24px;}
  }
  @media (max-width:520px){
    .metrics{grid-template-columns:1fr;gap:12px;}
    .hero-sec h1{font-size:29px;}
    .hero-sub{font-size:15.5px;}
    .hero-actions .btn{width:100%;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .footer-bottom{flex-direction:column;}
    .btn{width:100%;}
    .hero-panel{padding:20px;}
  }

/* roulang page: category3 */
:root{
  --brand:#C8FF4D;
  --brand-2:#47F3C2;
  --brand-3:#8BE9FF;
  --warm:#FF8A4C;
  --ink:#0B1210;
  --ink-2:#13201A;
  --bg:#F5F7F0;
  --card:#FFFFFF;
  --soft:#EEF3E8;
  --text:#14201A;
  --muted:#5E6C63;
  --line:#DDE5D8;
  --err:#D94A3A;
  --grad:linear-gradient(135deg,#C8FF4D 0%,#47F3C2 60%,#8BE9FF 100%);
  --glow:0 0 0 1px rgba(200,255,77,.32),0 14px 40px rgba(200,255,77,.24);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --sh:0 12px 30px rgba(13,21,18,.08);
  --sh-h:0 20px 50px rgba(13,21,18,.14);
  --container:1240px;
  --nav-h:72px;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,"Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(rgba(20,32,26,.045) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(200,255,77,.65);outline-offset:3px;border-radius:8px;}
h1,h2,h3,h4{margin:0;font-weight:850;line-height:1.22;letter-spacing:0;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;border:none;background:none;cursor:pointer;color:inherit;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,18,16,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--grad);opacity:.85;
}
.site-header.scrolled{box-shadow:0 14px 34px rgba(0,0,0,.35);background:rgba(11,18,16,.98);}
.header-inner{display:flex;align-items:center;gap:28px;height:var(--nav-h);}
.logo{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad);
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 8px 22px rgba(200,255,77,.28);
  position:relative;
}
.logo-mark::after{
  content:"";position:absolute;inset:10px;border:2px solid rgba(11,18,16,.82);border-radius:5px;
}
.logo-text{color:#fff;font-weight:850;font-size:18.5px;letter-spacing:.4px;white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:999px;
  font-size:15px;font-weight:600;color:rgba(255,255,255,.78);
  transition:color .2s ease,background .2s ease,text-shadow .2s ease;
}
.nav-link:hover{color:var(--brand);background:rgba(200,255,77,.08);}
.nav-link.active{
  color:#EAFFC2;background:rgba(200,255,77,.13);
  text-shadow:0 0 14px rgba(200,255,77,.55);
}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--grad);box-shadow:0 0 12px rgba(200,255,77,.85);
}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.05);padding:0 12px;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:#E9F6DC;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-drawer{
  display:none;flex-direction:column;gap:8px;
  position:fixed;left:0;right:0;top:var(--nav-h);bottom:0;z-index:55;
  padding:22px 22px 44px;background:#0B1210;overflow-y:auto;
  border-top:1px solid rgba(200,255,77,.18);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer .nav-link{padding:14px 16px;border-radius:14px;font-size:16px;background:rgba(255,255,255,.04);}
.mobile-drawer .nav-link.active{background:rgba(200,255,77,.14);}
.mobile-drawer .btn{margin-top:14px;justify-content:center;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:12px 24px;border-radius:999px;
  font-size:15.5px;font-weight:800;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .2s ease,border-color .2s ease;
}
.btn svg{flex:0 0 auto;}
.btn-primary{
  background:var(--grad);color:#0B1210;
  box-shadow:0 10px 26px rgba(71,243,194,.26);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(200,255,77,.38);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px rgba(200,255,77,.28);}
.btn-primary[disabled],.btn-primary.is-disabled{opacity:.5;transform:none;box-shadow:none;cursor:not-allowed;}
.btn-outline{border-color:var(--line);background:var(--card);color:var(--text);}
.btn-outline:hover{border-color:var(--brand-2);color:#0F3A2E;transform:translateY(-2px);box-shadow:var(--sh);}
.btn-ghost{border-color:rgba(255,255,255,.34);background:rgba(255,255,255,.05);color:#fff;}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-sm{min-height:42px;padding:9px 18px;font-size:14.5px;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:#0B1210;
  padding:78px 0 76px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.24;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 82% 6%,rgba(200,255,77,.20),transparent 66%),
    radial-gradient(700px 380px at 4% 96%,rgba(71,243,194,.16),transparent 64%),
    linear-gradient(180deg,rgba(11,18,16,.58),rgba(11,18,16,.95));
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;
  background:rgba(200,255,77,.12);border:1px solid rgba(200,255,77,.32);
  color:#DDFFA8;font-size:13px;font-weight:700;letter-spacing:.6px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px rgba(200,255,77,.9);}
.page-hero h1{
  color:#fff;
  font-size:clamp(38px,4.6vw,62px);
  margin:22px 0 18px;
  letter-spacing:-.4px;
}
.page-hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:rgba(255,255,255,.78);font-size:17.5px;line-height:1.8;max-width:36em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-note{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:26px;color:rgba(255,255,255,.55);font-size:13px;}
.hero-note span{display:inline-flex;align-items:center;gap:7px;}
.hero-note i{width:5px;height:5px;border-radius:50%;background:var(--brand-2);display:inline-block;}

/* hero panel */
.hero-panel{
  background:linear-gradient(165deg,rgba(19,32,26,.96),rgba(11,18,16,.98));
  border:1px solid rgba(200,255,77,.20);
  border-radius:var(--r-xl);
  padding:26px;
  box-shadow:0 30px 70px rgba(0,0,0,.45);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px;}
.panel-title{font-size:15px;font-weight:800;color:#EAFBE1;letter-spacing:.4px;}
.panel-tag{
  font-size:11.5px;font-weight:700;color:#0B1210;background:rgba(200,255,77,.9);
  padding:4px 10px;border-radius:999px;
}
.panel-row{
  display:flex;align-items:center;gap:14px;
  padding:14px 16px;border-radius:16px;
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.08);
  margin-bottom:12px;
  transition:background .22s ease,border-color .22s ease,transform .22s ease;
}
.panel-row:hover{background:rgba(200,255,77,.09);border-color:rgba(200,255,77,.32);transform:translateX(3px);}
.panel-row:last-of-type{margin-bottom:0;}
.panel-ico{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(200,255,77,.14);color:var(--brand);
}
.panel-row strong{display:block;font-size:14.5px;color:#F1FAEB;font-weight:800;}
.panel-row small{display:block;font-size:12.5px;color:rgba(255,255,255,.55);}
.panel-foot{
  margin-top:18px;padding-top:16px;border-top:1px dashed rgba(255,255,255,.14);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.panel-bar{flex:1;height:6px;border-radius:999px;background:rgba(255,255,255,.10);overflow:hidden;}
.panel-bar i{display:block;height:100%;width:72%;border-radius:999px;background:var(--grad);}

/* ---------- Section basics ---------- */
.section{padding:92px 0;}
.section.tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:2px;color:#3C6A4E;text-transform:uppercase;
  margin-bottom:14px;
}
.section-kicker::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--grad);}
.section-head h2{font-size:clamp(28px,3.2vw,42px);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16.5px;line-height:1.8;}

/* ---------- Stat badges ---------- */
.stat-band{
  position:relative;z-index:3;
  margin-top:-38px;
}
.stat-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:26px;box-shadow:var(--sh);
}
.stat-item{padding:6px 8px;}
.stat-num{
  font-family:var(--mono);font-size:clamp(30px,3.4vw,42px);font-weight:800;
  color:#123527;letter-spacing:-1px;line-height:1.1;
}
.stat-num em{font-style:normal;font-size:.42em;font-weight:800;color:var(--muted);margin-left:6px;letter-spacing:0;}
.stat-label{display:block;margin-top:8px;font-size:14px;font-weight:800;color:var(--text);}
.stat-meta{display:block;margin-top:4px;font-size:11px;color:var(--muted);line-height:1.55;}
.stat-item + .stat-item{border-left:1px solid var(--line);}

/* ---------- Capability bar ---------- */
.cap-wrap{
  background:var(--ink-2);border-radius:var(--r-xl);padding:34px;
  border:1px solid rgba(200,255,77,.16);
  box-shadow:0 24px 60px rgba(11,18,16,.24);
}
.cap-title{color:#EAFBE1;font-size:18px;font-weight:850;margin-bottom:8px;}
.cap-desc{color:rgba(255,255,255,.6);font-size:14.5px;margin-bottom:22px;max-width:56em;}
.cap-list{display:flex;flex-wrap:wrap;gap:12px;}
.cap-chip{
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 20px;border-radius:999px;
  background:rgba(200,255,77,.10);border:1px solid rgba(200,255,77,.30);
  color:#E6FFC0;font-size:14.5px;font-weight:700;
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.cap-chip:hover{background:rgba(200,255,77,.20);transform:translateY(-2px);box-shadow:0 12px 26px rgba(200,255,77,.20);}
.cap-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px rgba(200,255,77,.9);}

/* ---------- Duo feature cards ---------- */
.duo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:26px;}
.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  display:flex;flex-direction:column;
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh-h);border-color:rgba(71,243,194,.7);}
.feature-media{position:relative;aspect-ratio:16/9;background:var(--soft);overflow:hidden;}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.feature-card:hover .feature-media img{transform:scale(1.04);}
.feature-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,18,16,0) 45%,rgba(11,18,16,.55));
}
.feature-badge{
  position:absolute;left:18px;bottom:16px;z-index:2;
  padding:6px 13px;border-radius:999px;
  background:rgba(200,255,77,.92);color:#0B1210;font-size:12px;font-weight:800;letter-spacing:.4px;
}
.feature-body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:12px;flex:1;}
.feature-body h3{font-size:21px;}
.feature-body p{color:var(--muted);font-size:15.5px;line-height:1.78;}
.feature-list{display:grid;gap:9px;margin-top:4px;}
.feature-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:#2C3B33;line-height:1.7;
}
.feature-list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;border-radius:50%;
  margin-top:9px;background:var(--brand-2);box-shadow:0 0 8px rgba(71,243,194,.7);
}

/* ---------- Checklist ---------- */
.check-block{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:40px;box-shadow:var(--sh);
}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:26px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:20px 22px;border-radius:var(--r-md);
  background:var(--soft);border:1px solid transparent;
  transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.check-item:hover{border-color:rgba(71,243,194,.65);background:#F7FBF1;transform:translateY(-2px);}
.check-item .ico{
  flex:0 0 auto;width:34px;height:34px;border-radius:11px;
  background:rgba(200,255,77,.35);color:#123527;display:grid;place-items:center;
}
.check-item strong{display:block;font-size:15.5px;margin-bottom:4px;}
.check-item span{display:block;color:var(--muted);font-size:14px;line-height:1.72;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;display:grid;gap:12px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;position:relative;
  transition:border-color .24s ease,box-shadow .24s ease;
}
.faq-item:hover{border-color:rgba(71,243,194,.6);box-shadow:var(--sh);}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad);opacity:0;transition:opacity .24s ease;
}
.faq-item.open::before{opacity:1;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;
  font-size:16.5px;font-weight:800;color:var(--text);
  transition:color .2s ease;
}
.faq-q:hover{color:#1D5A46;}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:9px;
  display:grid;place-items:center;
  background:var(--soft);color:#2C5B49;font-size:18px;font-weight:700;line-height:1;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(200,255,77,.5);color:#0B1210;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-a-inner{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.78;}
.faq-a-inner p + p{margin-top:10px;}
.faq-item.open .faq-a{max-height:520px;}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:32px;padding:56px;
  background:linear-gradient(135deg,#12301F 0%,#0B1210 55%,#123A2C 100%);
  border:1px solid rgba(200,255,77,.24);
  box-shadow:0 30px 70px rgba(11,18,16,.28);
  display:grid;grid-template-columns:1.35fr .65fr;gap:36px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,77,.30),transparent 68%);
}
.cta-band h2{color:#fff;font-size:clamp(26px,2.8vw,38px);margin-bottom:14px;position:relative;z-index:2;}
.cta-band p{color:rgba(255,255,255,.72);max-width:42em;position:relative;z-index:2;}
.cta-actions{display:flex;flex-direction:column;gap:12px;position:relative;z-index:2;}
.cta-actions .btn{width:100%;}

/* ---------- Footer ---------- */
.site-footer{
  position:relative;background:#0B1210;color:rgba(255,255,255,.72);
  padding:72px 0 30px;margin-top:72px;
}
.site-footer::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:30em;}
.footer-col h3{color:#fff;font-size:15px;font-weight:800;margin-bottom:16px;letter-spacing:.4px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:rgba(255,255,255,.66);font-size:14.5px;}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{color:rgba(255,255,255,.6);font-size:14px;line-height:1.8;}
.footer-contact strong{display:block;color:rgba(255,255,255,.88);font-size:13.5px;font-weight:800;}
.footer-contact a{color:var(--brand-2);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* ---------- Floating CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 24px;border-radius:999px;
  background:var(--grad);color:#0B1210;font-size:15px;font-weight:850;
  box-shadow:0 16px 40px rgba(71,243,194,.38);
  transition:transform .24s ease,box-shadow .24s ease,opacity .28s ease;
}
.float-cta:hover{transform:translateY(-3px);box-shadow:0 22px 54px rgba(200,255,77,.45);}
.float-cta.is-hidden{opacity:0;transform:translateY(24px);pointer-events:none;}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .container{max-width:1140px;}
  .hero-inner{gap:40px;}
}
@media (max-width:992px){
  .main-nav{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-sm{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .page-hero{padding:62px 0 84px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:22px 16px;}
  .stat-item + .stat-item{border-left:none;}
  .stat-item:nth-child(even){border-left:1px solid var(--line);padding-left:20px;}
  .duo-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;padding:44px 36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding:72px 0;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section.tight{padding:48px 0;}
  .stat-grid{padding:22px;border-radius:22px;}
  .cap-wrap{padding:26px 22px;border-radius:22px;}
  .feature-body{padding:22px 22px 26px;}
  .check-block{padding:26px 22px;border-radius:22px;}
  .faq-q{padding:17px 18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 18px;font-size:15px;}
  .cta-band{padding:36px 24px;border-radius:24px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding:56px 0 26px;margin-top:56px;}
  .float-cta{right:16px;bottom:20px;padding:12px 20px;}
}
@media (max-width:520px){
  .header-inner{gap:12px;}
  .logo-text{font-size:16.5px;}
  .page-hero{padding:48px 0 76px;}
  .page-hero h1{font-size:clamp(30px,8.4vw,40px);}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item:nth-child(even){border-left:none;padding-left:8px;}
  .stat-item + .stat-item{border-top:1px solid var(--line);padding-top:14px;}
  .feature-card{border-radius:20px;}
  .btn{min-height:46px;}
  .float-cta{left:12px;right:12px;bottom:0;border-radius:16px 16px 0 0;justify-content:center;padding:13px 16px;font-size:14.5px;}
  .panel-row{padding:12px 13px;}
}

/* roulang page: category4 */
:root{
  --lime:#C8FF4D;
  --mint:#47F3C2;
  --orange:#FF8A4C;
  --deep:#0B1210;
  --deep-2:#13201A;
  --bg:#F5F7F0;
  --card:#FFFFFF;
  --surface:#EEF3E8;
  --text:#14201A;
  --muted:#5E6C63;
  --line:#DDE5D8;
  --error:#D94A3A;
  --brand-grad:linear-gradient(135deg,#C8FF4D 0%,#47F3C2 60%,#8BE9FF 100%);
  --glow:0 0 0 4px rgba(200,255,77,.22);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --shadow:0 12px 30px rgba(13,21,18,.08);
  --shadow-hover:0 20px 50px rgba(13,21,18,.14);
  --maxw:1240px;
  --nav-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(rgba(20,32,26,.035) 1px,transparent 1px);
  background-size:22px 22px;
}
h1,h2,h3,h4{margin:0;line-height:1.22;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:3px solid rgba(200,255,77,.75);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,18,16,.96);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(200,255,77,.16);
  box-shadow:0 10px 30px rgba(0,0,0,.28);
}
.site-header::after{
  content:"";display:block;height:2px;
  background:var(--brand-grad);opacity:.85;
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:var(--nav-h);
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-weight:850;font-size:18px;letter-spacing:.5px;
  flex:0 0 auto;
}
.logo-mark{
  width:30px;height:30px;border-radius:10px;
  background:var(--brand-grad);
  box-shadow:0 0 18px rgba(200,255,77,.45);
  position:relative;flex:0 0 auto;
}
.logo-mark::after{
  content:"";position:absolute;inset:9px;border-radius:4px;
  border:2px solid rgba(11,18,16,.72);
  border-right-color:transparent;border-bottom-color:transparent;
  transform:rotate(45deg);
}
.logo-text{white-space:nowrap;}
.main-nav{
  display:flex;align-items:center;gap:6px;
  margin-left:auto;flex-wrap:nowrap;
}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  min-height:40px;padding:8px 14px;border-radius:999px;
  color:rgba(255,255,255,.78);
  font-size:15px;font-weight:500;white-space:nowrap;
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-link:hover{color:var(--lime);background:rgba(200,255,77,.08);}
.nav-link.active{
  color:var(--lime);
  background:rgba(200,255,77,.12);
  box-shadow:inset 0 -2px 0 rgba(200,255,77,.85),0 0 18px rgba(200,255,77,.18);
  text-shadow:0 0 12px rgba(200,255,77,.35);
}
.header-cta{
  margin-left:8px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  min-height:44px;padding:0 22px;border-radius:999px;
  background:var(--brand-grad);color:#0B1210;
  font-weight:750;font-size:15px;
  box-shadow:0 8px 22px rgba(200,255,77,.28);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(200,255,77,.42);}
.header-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.18);
  cursor:pointer;padding:0;align-items:center;justify-content:center;
}
.nav-toggle span{
  display:block;width:20px;height:2px;border-radius:2px;background:#fff;
  position:relative;transition:background .2s ease;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:20px;height:2px;border-radius:2px;background:#fff;
  transition:transform .25s ease,top .25s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);background:var(--lime);}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);background:var(--lime);}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(135deg,rgba(11,18,16,.94) 0%,rgba(19,32,26,.9) 55%,rgba(11,18,16,.96) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#fff;
  padding:72px 0 76px;
  border-bottom:1px solid rgba(200,255,77,.16);
}
.hero::before{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-200px;
  background:radial-gradient(circle,rgba(71,243,194,.24),transparent 68%);
  filter:blur(8px);pointer-events:none;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(200,255,77,.12);
  border:1px solid rgba(200,255,77,.34);
  color:var(--lime);font-size:13px;font-weight:600;letter-spacing:.6px;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 10px var(--lime);}
.hero h1{
  margin:20px 0 16px;
  font-size:clamp(32px,4.2vw,52px);
  font-weight:850;line-height:1.16;
}
.hero h1 em{
  font-style:normal;
  background:var(--brand-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  max-width:560px;color:rgba(255,255,255,.8);font-size:17px;line-height:1.8;
}
.search-box{
  margin-top:28px;max-width:600px;
  display:flex;gap:10px;flex-wrap:wrap;
  padding:10px;border-radius:20px;
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(6px);
}
.search-box input{
  flex:1 1 220px;min-height:48px;padding:0 18px;
  border-radius:14px;border:1px solid transparent;
  background:#fff;color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box input::placeholder{color:#8B978F;}
.search-box input:focus{outline:none;border-color:var(--lime);box-shadow:var(--glow);}
.search-box button{
  min-height:48px;padding:0 26px;border:0;border-radius:14px;
  background:var(--brand-grad);color:#0B1210;font-weight:750;font-size:15px;
  cursor:pointer;transition:transform .2s ease,box-shadow .2s ease;
}
.search-box button:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(200,255,77,.36);}
.search-box button:active{transform:translateY(0);}
.search-hint{margin-top:12px;font-size:13px;color:rgba(255,255,255,.55);}
.anchor-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.anchor-tags a{
  display:inline-flex;align-items:center;gap:7px;
  min-height:44px;padding:0 18px;border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.88);font-size:14px;font-weight:500;
  transition:all .2s ease;
}
.anchor-tags a:hover{background:rgba(200,255,77,.16);border-color:rgba(200,255,77,.55);color:var(--lime);transform:translateY(-2px);}

.hero-side{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-xl);
  padding:26px;
  backdrop-filter:blur(8px);
  box-shadow:0 24px 60px rgba(0,0,0,.32);
}
.hero-side h2{font-size:17px;color:#fff;margin-bottom:6px;}
.hero-side p.side-note{font-size:13px;color:rgba(255,255,255,.6);margin-bottom:18px;}
.side-list{display:grid;gap:12px;}
.side-item{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:16px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  transition:background .2s ease,border-color .2s ease;
}
.side-item:hover{background:rgba(200,255,77,.1);border-color:rgba(200,255,77,.4);}
.side-item .dot{
  width:26px;height:26px;flex:0 0 auto;border-radius:9px;
  background:rgba(200,255,77,.16);color:var(--lime);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.side-item strong{display:block;color:#fff;font-size:14px;font-weight:700;}
.side-item span{display:block;color:rgba(255,255,255,.62);font-size:12.5px;line-height:1.6;}

/* ---------- metric strip ---------- */
.metrics{padding:36px 0 8px;}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.metric{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:2px;
}
.metric b{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:30px;font-weight:800;color:var(--text);line-height:1.1;
}
.metric b i{font-style:normal;font-size:15px;color:var(--muted);margin-left:2px;}
.metric span{font-size:13.5px;font-weight:600;color:var(--text);}
.metric small{font-size:11px;color:var(--muted);letter-spacing:.2px;}

/* ---------- section ---------- */
.section{padding:76px 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:clamp(26px,3.2vw,38px);margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:16px;line-height:1.8;}
.tag-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:1.4px;
  color:#3E5B47;text-transform:uppercase;margin-bottom:14px;
}
.tag-label::before{content:"";width:22px;height:3px;border-radius:3px;background:var(--brand-grad);}

/* ---------- quick cards ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.quick-card{
  position:relative;overflow:hidden;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:14px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.quick-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  border:1px solid transparent;transition:border-color .25s ease;
}
.quick-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#CBE49A;}
.quick-card:hover::after{border-color:rgba(200,255,77,.7);}
.quick-icon{
  width:46px;height:46px;border-radius:14px;
  background:linear-gradient(135deg,rgba(200,255,77,.28),rgba(71,243,194,.24));
  display:flex;align-items:center;justify-content:center;
  color:#20351F;
}
.quick-icon svg{width:23px;height:23px;}
.quick-card h3{font-size:20px;}
.quick-card p{color:var(--muted);font-size:15px;line-height:1.78;}
.quick-media{
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:16/7;background:var(--surface);
}
.quick-media img{width:100%;height:100%;object-fit:cover;}
.card-link{
  display:inline-flex;align-items:center;gap:8px;
  color:#2F6A4C;font-weight:700;font-size:14.5px;min-height:44px;
}
.card-link span.arrow{transition:transform .2s ease;display:inline-block;}
.card-link:hover{color:#1C8E62;}
.card-link:hover span.arrow{transform:translateX(5px);}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:40px;align-items:start;}
.faq-aside{
  position:sticky;top:calc(var(--nav-h) + 24px);
  background:var(--deep-2);color:#fff;border-radius:var(--r-lg);
  padding:30px;box-shadow:0 24px 60px rgba(11,18,16,.28);
  overflow:hidden;
}
.faq-aside h3{font-size:20px;margin-bottom:10px;}
.faq-aside p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.8;}
.faq-aside .aside-steps{margin-top:22px;display:grid;gap:12px;}
.faq-aside .aside-steps li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:14px;color:rgba(255,255,255,.85);
}
.faq-aside .aside-steps b{
  font-family:ui-monospace,Menlo,monospace;color:var(--lime);font-size:13px;
  background:rgba(200,255,77,.14);border-radius:8px;padding:1px 8px;flex:0 0 auto;
}
.faq-groups{display:grid;gap:28px;}
.faq-group{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:8px 26px 22px;box-shadow:var(--shadow);
  scroll-margin-top:calc(var(--nav-h) + 24px);
}
.faq-group > h3{
  font-size:18px;padding:20px 0 14px;
  display:flex;align-items:center;gap:10px;
  border-bottom:1px solid var(--line);
}
.faq-group > h3 .gdot{
  width:9px;height:9px;border-radius:50%;background:var(--brand-grad);
  box-shadow:0 0 10px rgba(200,255,77,.7);flex:0 0 auto;
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;text-align:left;
  display:flex;align-items:center;gap:14px;
  min-height:56px;padding:16px 0;
  background:none;border:0;cursor:pointer;
  font-size:16px;font-weight:650;color:var(--text);
  line-height:1.5;
  transition:color .2s ease;
}
.faq-q:hover{color:#1C8E62;}
.faq-q .plus{
  margin-left:auto;flex:0 0 auto;
  width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);background:var(--surface);
  position:relative;transition:transform .25s ease,background .25s ease,border-color .25s ease;
}
.faq-q .plus::before,.faq-q .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:#3E5B47;border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-q .plus::before{width:11px;height:1.6px;}
.faq-q .plus::after{width:1.6px;height:11px;}
.faq-item.open .faq-q{color:#1C8E62;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);background:rgba(200,255,77,.5);border-color:#9BD84A;}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s ease;
}
.faq-item.open .faq-a{max-height:520px;}
.faq-a-inner{
  padding:0 0 20px 0;
  border-left:4px solid transparent;
  padding-left:0;
  color:var(--muted);font-size:15px;line-height:1.78;
}
.faq-item.open .faq-a-inner{
  border-left:4px solid transparent;
  border-image:var(--brand-grad) 1;
  padding-left:16px;
}
.faq-a-inner p + p{margin-top:10px;}
.faq-a-inner ul{margin:10px 0 0;display:grid;gap:6px;}
.faq-a-inner li{position:relative;padding-left:18px;}
.faq-a-inner li::before{
  content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:50%;
  background:var(--mint);
}
.search-empty{
  display:none;padding:26px;border-radius:var(--r-md);
  border:1px dashed #B9CBAA;background:#FBFCF7;color:var(--muted);
  font-size:15px;text-align:center;
}
.search-empty.show{display:block;}

/* ---------- contact / form ---------- */
.contact-wrap{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:stretch;
}
.contact-card{
  background:linear-gradient(160deg,#13201A 0%,#0B1210 100%);
  color:#fff;border-radius:var(--r-lg);padding:34px;
  box-shadow:0 24px 60px rgba(11,18,16,.3);
  display:flex;flex-direction:column;gap:16px;
  position:relative;overflow:hidden;
}
.contact-card::before{
  content:"";position:absolute;width:280px;height:280px;right:-120px;bottom:-140px;
  background:radial-gradient(circle,rgba(200,255,77,.24),transparent 70%);
}
.contact-card h3{font-size:22px;position:relative;}
.contact-card p{color:rgba(255,255,255,.75);font-size:14.5px;line-height:1.8;position:relative;}
.contact-list{display:grid;gap:12px;margin-top:6px;position:relative;}
.contact-list li{
  display:flex;gap:12px;align-items:flex-start;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:14px;padding:13px 15px;font-size:14px;color:rgba(255,255,255,.86);
}
.contact-list li b{color:var(--lime);font-weight:700;flex:0 0 auto;}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--shadow);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card > p{color:var(--muted);font-size:14px;margin-bottom:22px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field.full{grid-column:1/-1;}
.field label{font-size:13.5px;font-weight:650;color:var(--text);}
.field label i{font-style:normal;color:var(--error);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 15px;
  border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--surface);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;background:#fff;border-color:#9BD84A;box-shadow:var(--glow);
}
.field.error input,.field.error textarea,.field.error select{border-color:var(--error);background:#FDF3F1;}
.field .err-msg{display:none;font-size:12.5px;color:var(--error);}
.field.error .err-msg{display:block;}
.form-actions{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:4px;}
.form-actions .fine{font-size:12.5px;color:var(--muted);}
.form-status{
  grid-column:1/-1;display:none;padding:13px 16px;border-radius:12px;font-size:14px;
  background:#EAF7E3;border:1px solid #B7E39B;color:#2C6B33;
}
.form-status.show{display:block;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:750;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:var(--brand-grad);color:#0B1210;box-shadow:0 10px 26px rgba(200,255,77,.3);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(200,255,77,.44);}
.btn-primary:active{transform:translateY(0);}
.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-ghost{background:transparent;border-color:#BFD3AE;color:#20351F;}
.btn-ghost:hover{background:#EDF5E1;border-color:#9BD84A;transform:translateY(-2px);}
.btn-dark-ghost{background:transparent;border-color:rgba(255,255,255,.3);color:#fff;}
.btn-dark-ghost:hover{background:rgba(255,255,255,.1);border-color:rgba(200,255,77,.6);color:var(--lime);}

/* ---------- cta ---------- */
.cta-band{padding:0 0 84px;}
.cta-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  padding:56px 48px;
  background:
    linear-gradient(120deg,rgba(11,18,16,.95),rgba(19,32,26,.92)),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  color:#fff;box-shadow:0 30px 70px rgba(11,18,16,.3);
  display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between;
}
.cta-card::before{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-160px;
  background:radial-gradient(circle,rgba(71,243,194,.28),transparent 68%);
}
.cta-card h2{font-size:clamp(24px,3vw,34px);max-width:620px;position:relative;}
.cta-card p{color:rgba(255,255,255,.76);font-size:15.5px;margin-top:12px;max-width:600px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--deep);color:rgba(255,255,255,.72);
  border-top:2px solid transparent;
  border-image:var(--brand-grad) 1;
  padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo{color:#fff;margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:320px;}
.footer-col h3{
  font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:1px;font-weight:700;
}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease,padding-left .2s ease;}
.footer-col a:hover{color:var(--lime);padding-left:4px;}
.footer-contact li{font-size:13.5px;color:rgba(255,255,255,.62);line-height:1.7;}
.footer-contact strong{display:block;color:rgba(255,255,255,.9);font-weight:650;font-size:13px;}
.footer-contact a{color:var(--mint);}
.footer-contact a:hover{color:var(--lime);}
.footer-bottom{
  margin-top:40px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:rgba(255,255,255,.5);
}

/* ---------- floating cta ---------- */
.float-cta{
  position:fixed;right:24px;bottom:32px;z-index:70;
  display:inline-flex;align-items:center;gap:10px;
  min-height:50px;padding:0 24px;border-radius:999px;
  background:var(--brand-grad);color:#0B1210;font-weight:750;font-size:14.5px;
  box-shadow:0 16px 36px rgba(200,255,77,.36);
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.float-cta:hover{transform:translateY(-3px);box-shadow:0 22px 46px rgba(200,255,77,.5);}
.float-cta.hide{opacity:0;pointer-events:none;transform:translateY(10px);}

/* ---------- responsive ---------- */
@media (max-width:1200px){
  .container{max-width:1180px;}
}
@media (max-width:992px){
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
  .main-nav{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:16px 24px 22px;
    background:rgba(9,15,13,.99);
    border-bottom:1px solid rgba(200,255,77,.2);
    box-shadow:0 24px 40px rgba(0,0,0,.4);
    display:none;
  }
  .main-nav.open{display:flex;}
  .nav-link{min-height:48px;padding:12px 16px;border-radius:12px;font-size:16px;}
  .nav-link.active{box-shadow:inset 3px 0 0 var(--lime),0 0 18px rgba(200,255,77,.16);}
  .hero{padding:56px 0 60px;}
  .hero-inner{grid-template-columns:1fr;gap:32px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;}
  .faq-aside{position:static;}
  .contact-wrap{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .quick-grid{grid-template-columns:1fr;}
  .quick-card,.form-card,.contact-card,.faq-group{padding-left:22px;padding-right:22px;}
  .quick-card{padding:24px;}
  .form-card,.contact-card{padding:26px 22px;}
  .faq-group{padding:4px 20px 18px;}
  .faq-group > h3{font-size:17px;}
  .faq-q{font-size:15.5px;}
  .cta-card{padding:38px 24px;border-radius:22px;}
  .cta-band{padding-bottom:64px;}
  .form-grid{grid-template-columns:1fr;}
  .float-cta{
    left:16px;right:16px;bottom:14px;justify-content:center;
    border-radius:16px;padding:0 18px;
  }
  .hero-side{padding:22px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .logo{font-size:16px;}
  .metric-grid{gap:12px;}
  .metric{padding:14px 16px;}
  .metric b{font-size:24px;}
  .hero h1{font-size:clamp(27px,7.4vw,34px);}
  .hero-sub{font-size:15.5px;}
  .search-box{padding:8px;}
  .search-box button{width:100%;}
  .anchor-tags a{font-size:13.5px;padding:0 14px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .cta-card h2{font-size:22px;}
  .form-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}