/* roulang page: index */
:root{
  --brand-900:#062B21;
  --brand-700:#0E5A3F;
  --brand-500:#178A5C;
  --lime:#C6F24E;
  --amber:#FF7A45;
  --amber-dark:#E8652F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --ink:#10201A;
  --muted:#5C6E66;
  --line:#DFE7DF;
  --r-card:16px;
  --r-img:12px;
  --r-ctl:10px;
  --sh1:0 2px 6px rgba(6,43,33,.06);
  --sh2:0 2px 6px rgba(6,43,33,.06),0 12px 32px rgba(6,43,33,.08);
  --sh3:0 4px 10px rgba(6,43,33,.08),0 18px 40px rgba(6,43,33,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  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:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-500)}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-weight:600}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.section{padding:72px 0}
.section-tight{padding:56px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-head h2{font-size:28px;line-height:1.35}
.sec-head .sec-sub{font-size:14px;color:var(--muted);margin-top:8px;line-height:1.7;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand-700);text-transform:uppercase}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--lime);border-radius:2px}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700)}
.text-link i{transition:transform .18s ease;font-size:12px}
.text-link:hover i{transform:translateX(3px)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:background .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-stuck{background:var(--brand-900);border-bottom-color:rgba(255,255,255,.08);box-shadow:0 10px 28px rgba(6,43,33,.22)}
.brandbar{display:flex;align-items:center;gap:20px;height:44px;transition:height .2s ease}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-size:17px;font-weight:700;flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{width:28px;height:28px;border-radius:9px;background:var(--brand-700);color:var(--lime);display:grid;place-items:center;font-size:13px;font-weight:700;transition:.2s}
.navsearch{position:relative;flex:1 1 auto;max-width:400px}
.navsearch input{
  width:100%;height:34px;border-radius:999px;border:1px solid var(--line);background:var(--surface);
  padding:0 16px 0 38px;font-size:14px;color:var(--ink);
  transition:border-color .18s ease,box-shadow .18s ease,background .2s ease;
}
.navsearch input::placeholder{color:#9AA9A1}
.navsearch input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12)}
.navsearch i{position:absolute;left:15px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--muted);pointer-events:none}
.hotchips{display:flex;align-items:center;gap:8px;overflow-x:auto;flex:0 1 auto;scrollbar-width:none;margin-left:auto}
.hotchips::-webkit-scrollbar{display:none}
.chip-sm{white-space:nowrap;font-size:12px;padding:4px 12px;border-radius:999px;background:#EEF3EC;color:var(--muted);transition:.18s}
.chip-sm:hover{background:rgba(23,138,92,.14);color:var(--brand-700)}
.channelbar{display:flex;align-items:center;gap:2px;height:48px;border-top:1px solid var(--line);transition:height .2s ease,border-color .2s ease}
.chan{position:relative;display:inline-flex;align-items:center;height:48px;padding:0 16px;font-size:15px;font-weight:500;color:var(--muted);transition:color .18s ease,background .18s ease,height .2s ease}
.chan:hover{color:var(--brand-700);background:rgba(14,90,63,.05)}
.chan.active{color:var(--brand-700);font-weight:700}
.chan.active::after{content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--lime)}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;border:0;background:transparent;
  flex-direction:column;justify-content:center;align-items:center;gap:6px;cursor:pointer;border-radius:10px;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);transition:.2s}
.site-header.is-stuck .brand{color:#fff}
.site-header.is-stuck .brand-mark{background:var(--lime);color:var(--brand-900)}
.site-header.is-stuck .navsearch input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);color:#fff}
.site-header.is-stuck .navsearch input::placeholder{color:rgba(255,255,255,.5)}
.site-header.is-stuck .navsearch i{color:rgba(255,255,255,.6)}
.site-header.is-stuck .chip-sm{background:rgba(255,255,255,.08);color:#D3E2DA}
.site-header.is-stuck .chip-sm:hover{background:rgba(198,242,78,.16);color:#fff}
.site-header.is-stuck .channelbar{border-top-color:rgba(255,255,255,.08)}
.site-header.is-stuck .chan{color:rgba(255,255,255,.76);height:40px}
.site-header.is-stuck .chan:hover{color:#fff;background:rgba(255,255,255,.06)}
.site-header.is-stuck .chan.active{color:#fff}
.site-header.is-stuck .brandbar{height:34px}
.site-header.is-stuck .channelbar{height:40px}
.site-header.is-stuck .hotchips{display:none}
.site-header.is-stuck .nav-toggle span{background:#fff}

.offcanvas{background:var(--bg)}
.offcanvas-header{border-bottom:1px solid var(--line);padding:16px 20px}
.offcanvas-title{font-size:16px;font-weight:700}
.offcanvas-body{padding:20px}
.drawer-search{position:relative;margin-bottom:20px}
.drawer-search input{width:100%;height:44px;border-radius:999px;border:1px solid var(--line);background:#fff;padding:0 16px 0 42px;font-size:14px}
.drawer-search input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12)}
.drawer-search i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:14px}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:24px}
.drawer-nav a{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 14px;border-radius:10px;font-size:16px;color:var(--ink);font-weight:500}
.drawer-nav a.active{background:rgba(14,90,63,.08);color:var(--brand-700);font-weight:700}
.drawer-nav a:hover{background:rgba(14,90,63,.06);color:var(--brand-700)}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:12px}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 按钮 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--amber);color:#fff;border:0;border-radius:var(--r-ctl);
  padding:12px 24px;font-size:15px;font-weight:600;cursor:pointer;
  transition:background .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-main:hover{background:var(--amber-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(232,101,47,.28)}
.btn-main:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;border:1.5px solid var(--brand-700);color:var(--brand-700);
  border-radius:var(--r-ctl);padding:12px 24px;font-size:15px;font-weight:600;
  transition:background .18s ease,transform .18s ease;
}
.btn-ghost:hover{background:rgba(14,90,63,.08);color:var(--brand-700);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(1px)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background-color:var(--brand-900);
  background-image:linear-gradient(rgba(6,43,33,.80),rgba(6,43,33,.93)),url(/assets/images/backpic/back-1.png);
  background-size:cover;background-position:center;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 92px);
}
.hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(198,242,78,.16);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:84px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;font-size:12.5px;font-weight:600;
  padding:6px 14px;border-radius:999px;background:rgba(198,242,78,.14);
  color:var(--lime);border:1px solid rgba(198,242,78,.28);
}
.hero h1{font-size:clamp(28px,4vw,40px);line-height:1.25;margin:20px 0 18px;color:#fff}
.hero-lead{font-size:16px;line-height:1.85;color:rgba(255,255,255,.78);max-width:620px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff}
.hero .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff}
.stat-row{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14);
}
.stat-num{font-size:30px;line-height:1.15;color:var(--lime)}
.stat-num small{font-size:14px;margin-left:2px;font-weight:500}
.stat-label{font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.68);margin-top:6px}
.hero-visual{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid rgba(255,255,255,.14);aspect-ratio:4/3;background:rgba(255,255,255,.05);
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual figcaption{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:rgba(6,43,33,.72);border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(2px);border-radius:12px;padding:12px 14px;font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.85);
}

/* ---------- 入口条 ---------- */
.gate-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.gate{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;color:var(--ink);box-shadow:var(--sh1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.gate:hover{transform:translateY(-3px);box-shadow:var(--sh3);border-color:rgba(14,90,63,.26);color:var(--ink)}
.gate-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(23,138,92,.10);color:var(--brand-700);font-size:18px;margin-bottom:18px;
}
.gate h3{font-size:17px;margin-bottom:8px}
.gate p{font-size:13.5px;line-height:1.7;color:var(--muted)}

/* ---------- 三步 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;position:relative}
.step{position:relative;padding-top:6px}
.step-num{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:var(--lime);color:var(--brand-900);font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:20px;
}
.step:not(:last-child)::after{
  content:"";position:absolute;left:60px;top:28px;right:-16px;height:0;
  border-top:2px dashed rgba(14,90,63,.28);
}
.step h3{font-size:19px;margin-bottom:10px}
.step p{font-size:14px;line-height:1.8;color:var(--muted)}

/* ---------- 场景交替 ---------- */
.case-row{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;margin-bottom:56px}
.case-row:last-child{margin-bottom:0}
.case-row.flip{grid-template-columns:7fr 5fr}
.case-row.flip .case-media{order:2}
.case-media{border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(6,43,33,.06);box-shadow:var(--sh2);aspect-ratio:4/3;background:var(--surface)}
.case-media img{width:100%;height:100%;object-fit:cover}
.case-tag{display:inline-block;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;background:rgba(23,138,92,.10);color:var(--brand-700);margin-bottom:14px}
.case-row h3{font-size:22px;line-height:1.4;margin-bottom:12px}
.case-row .case-text{font-size:14.5px;line-height:1.85;color:var(--muted)}
.case-metric{display:flex;align-items:baseline;gap:10px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line)}
.case-metric .m-num{font-size:26px;color:var(--brand-700);font-variant-numeric:tabular-nums;font-weight:600;line-height:1}
.case-metric .m-text{font-size:13px;color:var(--muted)}

/* ---------- 最新信息（CMS） ---------- */
.latest-shell{background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:32px;box-shadow:var(--sh1)}
.feature-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;color:var(--ink);transition:transform .18s ease,box-shadow .18s ease}
.feature-card:hover{transform:translateY(-3px);box-shadow:var(--sh3);color:var(--ink)}
.fc-media{aspect-ratio:16/9;overflow:hidden;background:var(--bg)}
.fc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.feature-card:hover .fc-media img{transform:scale(1.03)}
.fc-body{padding:22px 24px 24px}
.fc-title{font-size:22px;line-height:1.4;margin:12px 0 10px}
.fc-excerpt{font-size:14px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.dot-time{display:inline-flex;align-items:center;gap:7px}
.dot-time::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand-500)}
.badge-cat{display:inline-block;font-size:12px;font-weight:600;padding:4px 12px;border-radius:999px;background:#EAF4EE;color:var(--brand-700)}
.fc-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:600;color:var(--brand-700)}
.list-stack{margin-top:8px}
.strip{
  position:relative;display:flex;gap:16px;padding:18px 0 18px 14px;border-bottom:1px solid var(--line);
  color:var(--ink);transition:background .18s ease;
}
.strip:last-child{border-bottom:0}
.strip::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--lime);opacity:0;transition:opacity .18s ease}
.strip:hover::before{opacity:1}
.strip:hover{color:var(--ink)}
.strip-thumb{flex:0 0 120px;width:120px;height:84px;border-radius:10px;overflow:hidden;background:var(--bg);border:1px solid rgba(6,43,33,.06)}
.strip-thumb img{width:100%;height:100%;object-fit:cover}
.strip-body{min-width:0;flex:1 1 auto}
.strip h3{font-size:17px;line-height:1.5;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.strip p{font-size:13.5px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.empty-note{
  padding:48px 24px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-card);
  color:var(--muted);font-size:14.5px;background:var(--bg);
}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:26px}
.side-card+.side-card{margin-top:24px}
.side-title{font-size:16px;font-weight:700;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.side-title::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--lime)}
.cat-entry{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:52px;padding:12px 14px;border-radius:12px;background:var(--bg);
  color:var(--ink);font-size:14.5px;font-weight:600;margin-bottom:10px;transition:.18s;
}
.cat-entry:last-child{margin-bottom:0}
.cat-entry span{font-size:12.5px;font-weight:500;color:var(--muted)}
.cat-entry:hover{background:rgba(23,138,92,.10);color:var(--brand-700);transform:translateX(2px)}
.cat-entry:hover span{color:var(--brand-700)}
.check-list li{position:relative;padding-left:24px;font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:12px}
.check-list li:last-child{margin-bottom:0}
.check-list li::before{
  content:"";position:absolute;left:0;top:10px;width:12px;height:12px;border-radius:4px;
  background:rgba(198,242,78,.55);border:1px solid rgba(14,90,63,.28);
}

/* ---------- FAQ ---------- */
.faq-shell{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:8px 28px;box-shadow:var(--sh1)}
.faq-shell .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq-shell .accordion-item:last-child{border-bottom:0}
.faq-shell .accordion-button{
  display:flex;align-items:center;gap:16px;background:transparent;border:0;box-shadow:none;
  padding:20px 0;font-size:17px;font-weight:600;color:var(--ink);border-radius:0;
}
.faq-shell .accordion-button:not(.collapsed){background:transparent;color:var(--ink);box-shadow:none}
.faq-shell .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand-700);outline-offset:-2px}
.faq-shell .accordion-button::after{display:none}
.faq-shell .accordion-button::before{
  content:"+";order:2;flex:0 0 auto;margin-left:auto;width:28px;height:28px;
  display:grid;place-items:center;border-radius:8px;border:1px solid var(--line);
  color:var(--brand-700);font-size:16px;font-weight:500;line-height:1;transition:.18s;
}
.faq-shell .accordion-button:not(.collapsed)::before{content:"−";background:var(--brand-700);border-color:var(--brand-700);color:#fff}
.faq-shell .accordion-body{padding:0 0 22px;font-size:15px;line-height:1.85;color:var(--muted);max-width:900px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;border-radius:24px;padding:56px;
  background-color:var(--brand-900);
  background-image:linear-gradient(rgba(6,43,33,.90),rgba(6,43,33,.95)),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.045) 0 1px,transparent 1px 48px),
    radial-gradient(circle at 82% 18%,rgba(198,242,78,.16),transparent 46%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:start}
.cta-band h2{font-size:28px;line-height:1.4;margin-bottom:16px;color:#fff}
.cta-band .cta-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.75);margin-bottom:24px}
.cta-points li{position:relative;padding-left:26px;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.85);margin-bottom:12px}
.cta-points li::before{
  content:"";position:absolute;left:0;top:11px;width:12px;height:12px;border-radius:4px;
  background:var(--lime);
}
.form-card{background:#fff;border-radius:var(--r-card);padding:28px;box-shadow:var(--sh3);color:var(--ink)}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-hint{font-size:13px;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field.required>label::before{
  content:"";display:inline-block;width:3px;height:12px;border-radius:2px;
  background:var(--amber);margin-right:8px;vertical-align:-1px;
}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;border:1px solid var(--line);border-radius:var(--r-ctl);
  padding:12px 14px;font-size:15px;color:var(--ink);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12);
}
.field input.is-error,.field select.is-error{border-color:#E4572E;box-shadow:0 0 0 4px rgba(228,87,46,.10)}
.field-error{display:none;font-size:14px;color:#C4401C;margin-top:6px;line-height:1.6}
.field-error.show{display:block}
.form-card .btn-main{width:100%;margin-top:6px}
.form-note{font-size:12.5px;line-height:1.7;color:var(--muted);margin-top:14px}
.form-alert{
  display:none;margin-top:14px;padding:12px 14px;border-radius:10px;font-size:13.5px;line-height:1.7;
  background:rgba(23,138,92,.10);color:var(--brand-700);border:1px solid rgba(23,138,92,.22);
}
.form-alert.show{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:0}
.fcol{padding:0 28px;border-left:1px solid rgba(255,255,255,.08)}
.fcol:first-child{padding-left:0;border-left:0}
.fcol h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--lime);color:var(--brand-900)}
.fcol p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62)}
.fcol ul li{margin-bottom:11px}
.fcol ul a{font-size:14px;color:rgba(255,255,255,.72)}
.fcol ul a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.08);padding:20px 0;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .gate-row{grid-template-columns:repeat(2,1fr)}
  .case-row,.case-row.flip{grid-template-columns:1fr 1fr;gap:28px}
  .case-row.flip .case-media{order:0}
}
@media (max-width:991.98px){
  .channelbar,.hotchips{display:none}
  .nav-toggle{display:flex}
  .brandbar{height:52px}
  .navsearch{max-width:none}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-inner{padding:56px 0 52px}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:20px}
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 0}
  .fcol{padding:0;border-left:0}
  .latest-shell{padding:22px}
}
@media (max-width:767.98px){
  .section{padding:48px 0}
  .section-tight{padding:40px 0}
  .wrap{padding:0 18px}
  .steps{grid-template-columns:1fr;gap:24px}
  .step:not(:last-child)::after{display:none}
  .gate-row{grid-template-columns:1fr}
  .case-row,.case-row.flip{grid-template-columns:1fr;gap:20px;margin-bottom:40px}
  .cta-band{padding:28px 20px;border-radius:18px}
  .footer-grid{grid-template-columns:1fr}
  .faq-shell{padding:6px 18px}
  .faq-shell .accordion-button{font-size:16px;padding:18px 0}
  .strip{gap:14px;padding-left:0}
  .strip-thumb{flex:0 0 96px;width:96px;height:72px}
  .strip::before{display:none}
  .feature-card .fc-title{font-size:19px}
  .site-footer{padding-top:48px;margin-top:48px}
}
@media (max-width:519.98px){
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .stat-num{font-size:26px}
  .sec-head h2{font-size:23px}
}

/* roulang page: article */
:root{
  --brand-900:#062B21;
  --brand-700:#0E5A3F;
  --brand-500:#178A5C;
  --lime:#C6F24E;
  --amber:#FF7A45;
  --amber-dark:#E8652F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --ink:#10201A;
  --muted:#5C6E66;
  --line:#DFE7DF;
  --soft:#EEF3EC;
  --radius-card:16px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-sm:0 2px 6px rgba(6,43,33,.06);
  --shadow-md:0 2px 6px rgba(6,43,33,.06),0 12px 32px rgba(6,43,33,.08);
  --shadow-lg:0 4px 10px rgba(6,43,33,.08),0 20px 44px rgba(6,43,33,.12);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease}
a:hover{color:var(--brand-500)}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px;width:100%}
.num{font-variant-numeric:tabular-nums;font-weight:600}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--bg);
  border-bottom:1px solid var(--line);
  transition:background-color .2s ease,box-shadow .2s ease;
}
.site-header.scrolled{background:var(--brand-900);border-bottom-color:rgba(255,255,255,.08);box-shadow:0 8px 26px rgba(6,43,33,.18)}
.brandrow{display:flex;align-items:center;gap:18px;min-height:56px;padding-top:6px;padding-bottom:6px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--brand-700);color:var(--lime);font-weight:700;font-size:18px;letter-spacing:0;
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap}
.site-header.scrolled .brand-text{color:#fff}
.search{flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center}
.search svg{position:absolute;left:14px;width:16px;height:16px;stroke:var(--muted);fill:none;stroke-width:2}
.search input{
  width:100%;height:38px;border-radius:999px;border:1px solid var(--line);background:var(--surface);
  padding:0 16px 0 38px;color:var(--ink);font-size:14px;transition:border-color .18s ease,box-shadow .18s ease;
}
.search input::placeholder{color:#93A29A}
.search input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12)}
.hotwords{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.hotword{
  display:inline-block;padding:5px 12px;border-radius:999px;background:var(--soft);color:var(--brand-700);
  font-size:12px;line-height:1.6;white-space:nowrap;
}
.hotword:hover{background:#DCEAE0;color:var(--brand-900)}
.site-header.scrolled .hotword{background:rgba(255,255,255,.1);color:#E6F1EA}
.site-header.scrolled .hotword:hover{background:rgba(255,255,255,.2);color:#fff}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .18s ease}
.site-header.scrolled .nav-toggle{background:transparent;border-color:rgba(255,255,255,.24)}
.site-header.scrolled .nav-toggle span{background:#fff}
.channelrow{border-top:1px solid var(--line);padding-top:0;padding-bottom:0}
.site-header.scrolled .channelrow{border-top-color:rgba(255,255,255,.1)}
.channelbar{display:flex;align-items:center;gap:6px;min-height:48px;overflow-x:auto;scrollbar-width:none}
.channelbar::-webkit-scrollbar{display:none}
.chan{
  position:relative;display:inline-flex;align-items:center;height:48px;padding:0 16px;
  font-size:15px;color:#33503F;white-space:nowrap;border-radius:8px;
}
.chan:hover{background:var(--soft);color:var(--brand-900)}
.chan.active{color:var(--brand-900);font-weight:700}
.chan.active::after{content:"";position:absolute;left:14px;right:14px;bottom:8px;height:3px;border-radius:2px;background:var(--lime)}
.site-header.scrolled .chan{color:#D8E6DE}
.site-header.scrolled .chan:hover{background:rgba(255,255,255,.1);color:#fff}
.site-header.scrolled .chan.active{color:#fff}
.mobile-panel{display:none;padding:14px 0 20px;border-top:1px solid var(--line)}
.mobile-panel.open{display:block}
.mobile-panel .search{max-width:none;margin-bottom:12px}
.mobile-chans{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.mobile-chans .chan{height:38px;border:1px solid var(--line);border-radius:999px;padding:0 14px;font-size:14px}
.mobile-chans .chan.active{background:var(--soft);border-color:var(--brand-500)}
.mobile-chans .chan.active::after{display:none}
.mobile-hots{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- article head ---------- */
.article-hero{padding:28px 0 8px}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:18px}
.breadcrumb-line a{color:var(--muted)}
.breadcrumb-line a:hover{color:var(--brand-700)}
.breadcrumb-line .sep{color:#A9B7AF}
.article-head{max-width:860px}
.cat-badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:var(--soft);color:var(--brand-700);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.cat-badge::before{content:"";width:6px;height:6px;border-radius:999px;background:var(--brand-500)}
.article-head h1{font-size:clamp(28px,4vw,40px);line-height:1.25;margin:16px 0 16px;font-weight:700}
.meta-line{display:flex;flex-wrap:wrap;align-items:center;gap:18px;font-size:14px;color:var(--muted)}
.meta-line .dot-item{display:inline-flex;align-items:center;gap:8px}
.meta-line .dot-item::before{content:"";width:8px;height:8px;border-radius:999px;background:#B9C7BF}
.meta-line .accent{color:var(--amber);font-weight:600}
.hero-figure{margin:26px 0 0;border-radius:var(--radius-img);overflow:hidden;background:var(--soft);border:1px solid rgba(6,43,33,.06);aspect-ratio:16/9}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-frame{max-width:980px}

/* ---------- article body ---------- */
.article-main{padding:22px 0 72px}
.grid-article{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
.panel{background:var(--surface);border-radius:var(--radius-card);box-shadow:var(--shadow-md);padding:30px 32px;border:1px solid rgba(6,43,33,.05)}
.article-body{max-width:760px;font-size:16px;line-height:1.9;color:#243A32;word-break:break-word}
.article-body p{margin:0 0 18px}
.article-body h2{font-size:24px;line-height:1.35;margin:40px 0 16px;position:relative;padding-left:16px}
.article-body h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--lime)}
.article-body h3{font-size:20px;line-height:1.4;margin:30px 0 12px}
.article-body h4{font-size:17px;margin:24px 0 10px}
.article-body blockquote{margin:22px 0;padding:16px 20px;background:var(--soft);border-left:4px solid var(--lime);border-radius:0 12px 12px 0;color:#33503F}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin:8px 0}
.article-body ul li::before{content:"";position:absolute;left:4px;top:13px;width:7px;height:7px;border-radius:1px;background:var(--brand-500)}
.article-body ol{counter-reset:olnum}
.article-body ol li{counter-increment:olnum}
.article-body ol li::before{
  content:counter(olnum);position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:6px;
  background:var(--soft);color:var(--brand-700);font-size:12px;font-weight:600;display:flex;align-items:center;justify-content:center;
}
.article-body img{border-radius:var(--radius-img);margin:14px 0;border:1px solid rgba(6,43,33,.06)}
.article-body figure{margin:22px 0}
.article-body figcaption{font-size:13px;color:var(--muted);margin-top:8px;text-align:center}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body thead th{background:var(--soft);color:var(--brand-900);font-weight:600}
.article-body tbody tr:nth-child(even){background:#F2F7F2}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-500)}
.article-body code{background:var(--soft);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--brand-900)}
.article-body hr{border:none;border-top:1px solid var(--line);margin:32px 0}
.article-body>*:first-child{margin-top:0}

.not-found{text-align:center;padding:34px 12px}
.not-found .nf-mark{
  width:64px;height:64px;margin:0 auto 18px;border-radius:18px;background:var(--soft);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:26px;font-weight:700;
}
.not-found h2{font-size:22px;margin-bottom:10px}
.not-found p{color:var(--muted);font-size:15px;margin-bottom:22px}

.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:34px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.tag-row .tag-label{font-size:13px;color:var(--muted);margin-right:4px}
.chip{display:inline-block;padding:6px 14px;border-radius:999px;background:var(--soft);color:var(--brand-700);font-size:13px}
.chip:hover{background:#DCEAE0;color:var(--brand-900)}

/* ---------- sidebar ---------- */
.side-col{display:grid;gap:22px;position:sticky;top:130px}
.side-card{background:var(--surface);border-radius:var(--radius-card);box-shadow:var(--shadow-md);padding:24px;border:1px solid rgba(6,43,33,.05)}
.side-card h3{font-size:17px;margin-bottom:6px}
.side-card .side-sub{font-size:13px;color:var(--muted);margin-bottom:16px}
.side-list li+li{border-top:1px solid var(--line)}
.side-list a{display:block;padding:12px 0;font-size:14px;color:#2C453A;line-height:1.7}
.side-list a:hover{color:var(--brand-700)}
.side-list .side-meta{display:block;font-size:12px;color:var(--muted);margin-top:4px}
.side-cta{background:linear-gradient(180deg,#F0F6EF,#E7F0E8);border:1px solid var(--line)}
.side-cta p{font-size:14px;color:#3B5A4B;margin:8px 0 18px}

/* ---------- buttons ---------- */
.btn-main,.btn-ghost,.btn-text{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-btn);
  padding:12px 24px;font-size:15px;font-weight:600;cursor:pointer;border:1.5px solid transparent;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-main{background:var(--amber);color:#fff;border-color:var(--amber)}
.btn-main:hover{background:var(--amber-dark);border-color:var(--amber-dark);color:#fff;transform:translateY(-1px)}
.btn-main:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--brand-700);color:var(--brand-700)}
.btn-ghost:hover{background:rgba(14,90,63,.08);color:var(--brand-900)}
.btn-ghost:active{transform:translateY(1px)}
.btn-text{padding:0;border:none;background:none;color:var(--brand-700);font-weight:600}
.btn-text span{transition:transform .18s ease}
.btn-text:hover span{transform:translateX(3px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}

/* ---------- related cards ---------- */
.section{padding:64px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-head h2{font-size:28px;line-height:1.35}
.section-head .section-note{font-size:14px;color:var(--muted);margin-top:8px}
.card-a{
  background:var(--surface);border-radius:var(--radius-card);box-shadow:var(--shadow-md);overflow:hidden;
  height:100%;display:flex;flex-direction:column;border:1px solid rgba(6,43,33,.05);
  transition:transform .18s ease,box-shadow .18s ease;
}
.card-a:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.card-a .thumb{aspect-ratio:16/9;background:var(--soft);overflow:hidden}
.card-a .thumb img{width:100%;height:100%;object-fit:cover}
.card-a .body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-a h3{font-size:19px;line-height:1.5}
.card-a h3 a{color:var(--ink)}
.card-a h3 a:hover{color:var(--brand-700)}
.card-a p{font-size:14px;line-height:1.8;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-a .foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}

/* ---------- read next ---------- */
.next-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.next-card{
  display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--surface);
  border-radius:var(--radius-card);border:1px solid rgba(6,43,33,.06);box-shadow:var(--shadow-sm);
  padding:22px 24px;transition:transform .18s ease,box-shadow .18s ease;
}
.next-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.next-card .nc-label{font-size:12px;color:var(--muted);letter-spacing:.04em}
.next-card .nc-title{font-size:17px;font-weight:600;color:var(--ink);margin-top:6px}
.next-card .nc-arrow{font-size:20px;color:var(--brand-500);flex:0 0 auto}

/* ---------- cta ---------- */
.cta-band{
  margin-top:72px;background:var(--brand-900);border-radius:22px;position:relative;overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
}
.cta-band::before{
  content:"";position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-90px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(198,242,78,.28);
}
.cta-inner{position:relative;padding:48px 44px;display:grid;grid-template-columns:1.4fr .9fr;gap:32px;align-items:center}
.cta-inner h2{color:#fff;font-size:28px;line-height:1.4}
.cta-inner p{color:#C7DCD1;font-size:15px;margin-top:12px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
.cta-actions .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:#D5E5DC;margin-top:80px;padding:56px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.fcol h4{color:#fff;font-size:15px;margin-bottom:16px}
.fcol p{font-size:14px;line-height:1.85;color:#A9C2B6}
.fcol ul li{margin-bottom:10px}
.fcol ul a{color:#C7DCD1;font-size:14px}
.fcol ul a:hover{color:var(--lime)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{background:rgba(255,255,255,.12);color:var(--lime)}
.footer-brand span:last-child{color:#fff;font-weight:700;font-size:16px}
.footer-bottom{
  margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8FAA9E;
}
.fcol+.fcol{border-left:1px solid rgba(255,255,255,.08);padding-left:32px}

@media (max-width:1199.98px){
  .grid-article{grid-template-columns:minmax(0,1fr) 290px;gap:26px}
}
@media (max-width:991.98px){
  .search,.hotwords{display:none}
  .nav-toggle{display:inline-flex}
  .nav-toggle{margin-left:auto}
  .grid-article{grid-template-columns:1fr}
  .side-col{position:static}
  .cta-inner{grid-template-columns:1fr;padding:38px 28px}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .fcol+.fcol{border-left:none;padding-left:0}
  .panel{padding:24px 20px}
  .section{padding:48px 0 0}
  .section-head h2{font-size:24px}
}
@media (max-width:767.98px){
  .wrap{padding:0 18px}
  .brand-text{font-size:15px}
  .article-hero{padding:20px 0 4px}
  .meta-line{gap:12px;font-size:13px}
  .next-grid{grid-template-columns:1fr}
  .cta-band{margin-top:48px;border-radius:18px}
  .cta-inner h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .article-body h2{font-size:21px}
  .article-body h3{font-size:18px}
}
@media (max-width:519.98px){
  .section-head{flex-direction:column;align-items:flex-start}
  .btn-main,.btn-ghost{padding:11px 18px;font-size:14px}
}

/* roulang page: category1 */
:root{
  --brand-900:#062B21;
  --brand-700:#0E5A3F;
  --brand-500:#178A5C;
  --lime:#C6F24E;
  --amber:#FF7A45;
  --amber-dark:#E8652F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --ink:#10201A;
  --muted:#5C6E66;
  --line:#DFE7DF;
  --soft:#EEF3EC;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-chip:999px;
  --sh-1:0 2px 6px rgba(6,43,33,.06),0 12px 32px rgba(6,43,33,.08);
  --sh-2:0 6px 14px rgba(6,43,33,.10),0 22px 48px rgba(6,43,33,.14);
  --t:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t);}
a:hover{color:var(--brand-500);}
button,input{font-family:inherit;font-size:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.35;}
p{margin:0;}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px;border-radius:6px;}
.num,.stat .num{font-variant-numeric:tabular-nums;font-weight:600;}

.wrap{max-width:1240px;margin:0 auto;padding:0 24px;}
.section{padding:72px 0;}
.section-tight{padding:56px 0;}

/* ------- header ------- */
.site-header{position:sticky;top:0;z-index:1040;transition:box-shadow var(--t),background var(--t);}
.topbar{background:var(--bg);border-bottom:1px solid var(--line);transition:background 200ms ease,border-color 200ms ease;}
.topbar-inner{display:flex;align-items:center;gap:18px;height:62px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--brand-700);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:17px;letter-spacing:0;
  box-shadow:inset 0 0 0 2px var(--lime);
}
.brand-text{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em;white-space:nowrap;}
.search{
  flex:1 1 auto;max-width:420px;position:relative;display:flex;align-items:center;
}
.search i{position:absolute;left:16px;font-size:14px;color:var(--muted);pointer-events:none;}
.search input{
  width:100%;height:42px;border-radius:var(--r-chip);
  border:1px solid var(--line);background:var(--surface);
  padding:0 18px 0 40px;color:var(--ink);outline:none;
  transition:border-color var(--t),box-shadow var(--t);
}
.search input::placeholder{color:#8B9A92;}
.search input:focus{border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12);}
.hotwords{display:flex;gap:8px;flex:0 0 auto;overflow-x:auto;scrollbar-width:none;}
.hotwords::-webkit-scrollbar{display:none;}
.hotwords a{
  font-size:12.5px;padding:6px 12px;border-radius:var(--r-chip);
  background:var(--soft);color:var(--brand-700);white-space:nowrap;
  transition:background var(--t),color var(--t);
}
.hotwords a:hover{background:var(--brand-700);color:#fff;}
.hamburger{
  width:44px;height:44px;flex:0 0 44px;border:1px solid var(--line);background:var(--surface);
  border-radius:var(--r-btn);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  cursor:pointer;transition:border-color var(--t),background var(--t);
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:background var(--t);}
.hamburger:hover{border-color:var(--brand-700);}

.channelbar{
  display:flex;align-items:center;gap:6px;height:54px;
  background:var(--surface);
  border-bottom:1px solid var(--line);
  padding:0 max(24px, calc((100% - 1240px) / 2));
  overflow-x:auto;scrollbar-width:none;
  transition:background 200ms ease,border-color 200ms ease;
}
.channelbar::-webkit-scrollbar{display:none;}
.chan{
  position:relative;font-size:15px;color:var(--muted);
  padding:0 16px;height:54px;display:flex;align-items:center;
  white-space:nowrap;border-radius:8px 8px 0 0;
  transition:color var(--t),background var(--t);
}
.chan::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;
  background:transparent;border-radius:3px 3px 0 0;transition:background var(--t);
}
.chan:hover{color:var(--brand-700);background:rgba(14,90,63,.06);}
.chan.active{color:var(--ink);font-weight:700;}
.chan.active::after{background:var(--lime);}

body.scrolled .topbar{background:var(--brand-900);border-color:transparent;}
body.scrolled .brand-text{color:#fff;}
body.scrolled .brand-mark{background:transparent;border:1px solid rgba(255,255,255,.28);}
body.scrolled .search input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff;}
body.scrolled .search input::placeholder{color:rgba(255,255,255,.55);}
body.scrolled .search i{color:rgba(255,255,255,.7);}
body.scrolled .hotwords a{background:rgba(255,255,255,.08);color:#E8F2EC;}
body.scrolled .hotwords a:hover{background:var(--brand-500);color:#fff;}
body.scrolled .hamburger{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.2);}
body.scrolled .hamburger span{background:#fff;}
body.scrolled .channelbar{background:var(--brand-900);border-color:rgba(255,255,255,.08);}
body.scrolled .chan{color:rgba(255,255,255,.72);}
body.scrolled .chan:hover{color:#fff;background:rgba(255,255,255,.08);}
body.scrolled .chan.active{color:#fff;}
body.scrolled .topbar-inner,body.scrolled .channelbar{height:52px;}
body.scrolled .chan{height:52px;}
.site-header.scrolled .search{}
body.scrolled .site-header{box-shadow:0 10px 30px rgba(6,43,33,.22);}

/* ------- mobile drawer ------- */
.offcanvas{width:320px;background:var(--surface);}
.drawer-head{padding:20px 22px 12px;}
.drawer-head .brand-text{font-size:16px;}
.drawer-title{font-size:12px;color:var(--muted);letter-spacing:.08em;margin:18px 22px 8px;text-transform:uppercase;}
.drawer-list{padding:0 12px;}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 12px;border-radius:10px;color:var(--ink);font-size:15px;
  min-height:44px;
}
.drawer-list a:hover{background:var(--soft);color:var(--brand-700);}
.drawer-list a.active{background:var(--soft);color:var(--brand-700);font-weight:700;}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;padding:6px 22px 24px;}
.drawer-chips a{
  font-size:13px;padding:8px 14px;border-radius:var(--r-chip);
  background:var(--soft);color:var(--brand-700);min-height:36px;display:flex;align-items:center;
}

/* ------- buttons ------- */
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--amber);color:#fff;border:none;
  padding:12px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background var(--t),transform var(--t),box-shadow var(--t);
  box-shadow:0 6px 18px rgba(255,122,69,.28);
}
.btn-main:hover{background:var(--amber-dark);color:#fff;transform:translateY(-1px);}
.btn-main:active{transform:translateY(1px);box-shadow:0 2px 8px rgba(255,122,69,.24);}
.btn-line{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;color:var(--brand-700);
  border:1.5px solid var(--brand-700);
  padding:11px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background var(--t),transform var(--t);
}
.btn-line:hover{background:rgba(14,90,63,.08);color:var(--brand-700);transform:translateY(-1px);}
.btn-line.on-dark{color:#fff;border-color:rgba(255,255,255,.5);}
.btn-line.on-dark:hover{background:rgba(255,255,255,.12);color:#fff;}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand-700);}
.btn-text i{transition:transform var(--t);}
.btn-text:hover i{transform:translateX(3px);}

/* ------- hero ------- */
.hero{
  position:relative;
  background-image:linear-gradient(115deg, rgba(6,43,33,.94) 0%, rgba(6,43,33,.82) 55%, rgba(6,43,33,.62) 100%), url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  color:#fff;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg, rgba(198,242,78,.10) 0 1px, transparent 1px 120px);
  opacity:.5;pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:76px 0 68px;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.06em;
  background:rgba(198,242,78,.14);color:var(--lime);
  border:1px solid rgba(198,242,78,.32);
  padding:6px 14px;border-radius:var(--r-chip);margin-bottom:20px;
}
.hero h1{font-size:clamp(28px,4vw,40px);line-height:1.25;color:#fff;margin-bottom:16px;}
.hero .lede{font-size:16.5px;line-height:1.85;color:rgba(255,255,255,.82);max-width:580px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:40px;}
.stat{
  border-left:1px solid rgba(255,255,255,.16);
  padding-left:14px;
}
.stat .num{display:block;font-size:26px;line-height:1.2;color:var(--lime);}
.stat .lbl{font-size:12.5px;color:rgba(255,255,255,.66);}
.hero-visual{border-radius:var(--r-card);overflow:hidden;border:1px solid rgba(255,255,255,.12);}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);}

/* ------- anchor chips ------- */
.anchorbar{
  position:sticky;top:116px;z-index:9;
  background:rgba(245,247,242,.94);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
  padding:14px 0;
}
.anchor-scroll{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;}
.anchor-scroll::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--r-chip);
  background:var(--surface);border:1px solid var(--line);
  color:var(--muted);font-size:14px;white-space:nowrap;
  transition:all var(--t);
}
.chip:hover{border-color:var(--brand-700);color:var(--brand-700);}
.chip.active{background:var(--brand-700);border-color:var(--brand-700);color:#fff;font-weight:600;}

/* ------- section header ------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.sec-head h2{font-size:28px;line-height:1.35;}
.sec-head p{color:var(--muted);font-size:15px;max-width:620px;margin-top:10px;}
.sec-tag{
  display:inline-block;font-size:12px;letter-spacing:.1em;
  color:var(--brand-700);background:var(--soft);
  padding:5px 12px;border-radius:var(--r-chip);margin-bottom:12px;
}

/* ------- cards A ------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card-a{
  background:var(--surface);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t);
}
.card-a:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.card-a .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--soft);}
.card-a .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms ease;}
.card-a:hover .thumb img{transform:scale(1.04);}
.badge-cat{
  position:absolute;left:14px;top:14px;
  background:rgba(6,43,33,.86);color:var(--lime);
  font-size:12px;padding:5px 12px;border-radius:var(--r-chip);
  letter-spacing:.02em;
}
.card-a .body{padding:24px 26px 22px;display:flex;flex-direction:column;flex:1;}
.card-a h3{font-size:20px;line-height:1.4;margin-bottom:10px;}
.card-a p{font-size:14.5px;line-height:1.8;color:var(--muted);}
.card-a .foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.dot-time{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);}
.dot-time::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand-500);flex:0 0 8px;}

/* ------- cards B ------- */
.list-bars{display:flex;flex-direction:column;border-top:1px solid var(--line);}
.bar{
  position:relative;display:flex;gap:20px;align-items:center;
  padding:22px 4px 22px 0;border-bottom:1px solid var(--line);
  transition:background var(--t);
}
.bar::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;
  background:transparent;border-radius:3px;transition:background var(--t);
}
.bar:hover{background:rgba(255,255,255,.7);}
.bar:hover::before{background:var(--lime);}
.bar .bar-thumb{
  flex:0 0 120px;width:120px;height:84px;border-radius:var(--r-img);
  overflow:hidden;background:var(--soft);border:1px solid rgba(6,43,33,.06);
}
.bar .bar-thumb img{width:100%;height:100%;object-fit:cover;}
.bar .bar-body{flex:1 1 auto;min-width:0;}
.bar h3{font-size:17px;font-weight:600;margin-bottom:6px;}
.bar p{
  font-size:14px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.bar .meta{display:flex;align-items:center;gap:16px;margin-top:10px;font-size:13px;color:var(--muted);}
.bar .meta .tag{
  background:var(--soft);color:var(--brand-700);
  font-size:12px;padding:3px 10px;border-radius:var(--r-chip);
}

/* ------- compare module ------- */
.compare{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:28px;
  align-items:stretch;
}
.panel-list{
  background:var(--surface);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--sh-1);
}
.panel-list h3{font-size:20px;margin-bottom:18px;}
.panel-list ul li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px dashed var(--line);font-size:15px;
}
.panel-list ul li:last-child{border-bottom:none;}
.panel-list ul li i{color:var(--brand-500);margin-top:6px;font-size:13px;}
.panel-card{
  border-radius:var(--r-card);padding:30px;
  background:linear-gradient(160deg, rgba(6,43,33,.96), rgba(14,90,63,.92));
  color:#fff;display:flex;flex-direction:column;justify-content:space-between;
  border:1px solid rgba(255,255,255,.08);
}
.panel-card h3{font-size:20px;color:#fff;margin-bottom:14px;}
.panel-card p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.8);}
.panel-card .mini-stats{display:flex;gap:28px;margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);}
.panel-card .mini-stats span{display:block;}
.panel-card .mini-stats .n{font-size:22px;color:var(--lime);font-variant-numeric:tabular-nums;font-weight:600;}
.panel-card .mini-stats .t{font-size:12.5px;color:rgba(255,255,255,.62);}

/* ------- table ------- */
.table-shell{
  background:var(--surface);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;
}
.table-shell .ts-head{
  padding:22px 28px;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.table-shell .ts-head h3{font-size:20px;}
.table-shell .ts-head span{font-size:13.5px;color:var(--muted);}
.msg-table{width:100%;border-collapse:collapse;}
.msg-table th,.msg-table td{
  padding:16px 28px;text-align:left;font-size:14.5px;vertical-align:top;
}
.msg-table thead th{
  font-size:13px;letter-spacing:.04em;color:var(--muted);
  background:var(--soft);font-weight:600;
}
.msg-table tbody tr:nth-child(odd){background:rgba(238,243,236,.45);}
.msg-table tbody tr{border-top:1px solid var(--line);}
.msg-table td:first-child{font-weight:600;color:var(--ink);width:34%;}
.msg-table td:last-child{color:var(--muted);}

/* ------- scene grid ------- */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.scene{
  background:var(--surface);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t);
}
.scene:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.scene .ico{
  width:44px;height:44px;border-radius:12px;
  background:var(--soft);color:var(--brand-700);
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.scene h3{font-size:17px;margin-bottom:8px;}
.scene p{font-size:14px;line-height:1.75;color:var(--muted);}

/* ------- faq ------- */
.faq-shell{max-width:900px;margin:0 auto;}
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;--bs-accordion-btn-focus-box-shadow:none;}
.accordion-item{background:transparent;border:none;border-bottom:1px solid var(--line);border-radius:0!important;}
.accordion-button{
  background:transparent;border-radius:0!important;
  padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  box-shadow:none!important;
}
.accordion-button:not(.collapsed){color:var(--brand-700);background:transparent;}
.accordion-button::after{display:none;}
.accordion-button .toggle{
  position:relative;flex:0 0 28px;width:28px;height:28px;border-radius:9px;
  background:var(--soft);transition:background var(--t);
}
.accordion-button .toggle::before,
.accordion-button .toggle::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--brand-700);border-radius:2px;transition:transform var(--t),background var(--t);
}
.accordion-button .toggle::before{width:12px;height:2px;}
.accordion-button .toggle::after{width:2px;height:12px;}
.accordion-button:not(.collapsed) .toggle{background:var(--brand-700);}
.accordion-button:not(.collapsed) .toggle::before{background:#fff;}
.accordion-button:not(.collapsed) .toggle::after{transform:translate(-50%,-50%) scaleY(0);background:#fff;}
.accordion-body{padding:0 0 24px;font-size:15px;line-height:1.85;color:var(--muted);max-width:760px;}

/* ------- cta band ------- */
.cta-band{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  background-image:linear-gradient(100deg, rgba(6,43,33,.92), rgba(6,43,33,.78)), url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  padding:52px 48px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:26px;color:#fff;margin-bottom:10px;}
.cta-band p{font-size:15px;color:rgba(255,255,255,.78);max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ------- footer ------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.72);margin-top:80px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;
  padding:56px 0 40px;
}
.fcol h4{font-size:15px;color:#fff;margin-bottom:16px;}
.fcol p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:32px;height:32px;font-size:16px;background:transparent;border:1px solid rgba(198,242,78,.45);box-shadow:none;}
.footer-brand span:last-child{color:#fff;font-size:16px;font-weight:700;}
.fcol ul li{margin-bottom:10px;}
.fcol ul a{font-size:14px;color:rgba(255,255,255,.66);}
.fcol ul a:hover{color:var(--lime);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;color:rgba(255,255,255,.5);
}
.fcol + .fcol{border-left:1px solid rgba(255,255,255,.08);padding-left:36px;}

/* ------- responsive ------- */
@media (max-width:1199.98px){
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .fcol:nth-child(4){border-left:none;padding-left:0;grid-column:1/-1;}
  .hero-grid{gap:36px;}
}
@media (max-width:991.98px){
  .hotwords{display:none;}
  .search{max-width:none;}
  .hero-inner{padding:56px 0 52px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{max-width:560px;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .anchorbar{top:106px;}
  .compare{grid-template-columns:1fr;}
  .section{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .fcol + .fcol{border-left:none;padding-left:0;}
  .cta-band{padding:40px 28px;}
}
@media (max-width:767.98px){
  .wrap{padding:0 18px;}
  .channelbar{padding:0 18px;height:50px;}
  .chan{height:50px;padding:0 12px;font-size:14.5px;}
  .card-grid{grid-template-columns:1fr;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .sec-head h2{font-size:23px;}
  .bar{flex-direction:column;align-items:flex-start;gap:14px;}
  .bar .bar-thumb{width:100%;flex:none;height:170px;}
  .msg-table th,.msg-table td{padding:13px 16px;font-size:13.5px;}
  .msg-table td:first-child{width:42%;}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{padding:32px 20px;}
  .cta-band h2{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding:40px 0 28px;}
  .site-footer{margin-top:56px;}
  .compare .panel-card,.panel-list{padding:22px;}
}
@media (max-width:519.98px){
  .hero h1{font-size:26px;}
  .search{display:none;}
  .scene-grid{grid-template-columns:1fr;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px;}
  .stat .num{font-size:22px;}
}

/* roulang page: category2 */
:root{
  --brand-900:#062B21;
  --brand-800:#0A4433;
  --brand-700:#0E5A3F;
  --brand-500:#178A5C;
  --lime:#C6F24E;
  --amber:#FF7A45;
  --amber-dark:#E8652F;
  --bg:#F5F7F2;
  --surface:#FFFFFF;
  --ink:#10201A;
  --muted:#5C6E66;
  --line:#DFE7DF;
  --soft:#EEF3EC;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-1:0 2px 6px rgba(6,43,33,.06),0 12px 32px rgba(6,43,33,.08);
  --shadow-2:0 6px 14px rgba(6,43,33,.10),0 20px 44px rgba(6,43,33,.14);
  --t:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t)}
a:hover{color:var(--brand-500)}
button,input,textarea,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand-700);outline-offset:2px}
h1,h2,h3,h4{letter-spacing:-.01em;color:var(--ink);margin:0}
h2{font-size:28px;line-height:1.35;font-weight:700}
h3{font-size:20px;line-height:1.4;font-weight:700}
p{margin:0}
ul,ol{margin:0}
.num,.num-lg{font-variant-numeric:tabular-nums;font-weight:600}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:1030;background:var(--bg);border-bottom:1px solid var(--line);transition:background var(--t),box-shadow var(--t)}
.brandrow{border-bottom:1px solid var(--line);transition:background var(--t),border-color var(--t)}
.brandrow-inner{display:flex;align-items:center;gap:20px;min-height:56px;padding-top:8px;padding-bottom:8px}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:var(--ink);letter-spacing:-.01em;flex:0 0 auto}
.logo:hover{color:var(--brand-700)}
.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--brand-900);color:var(--lime);display:grid;place-items:center;font-size:15px;font-weight:700;flex:0 0 auto}
.searchbox{flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;background:var(--surface);border:1px solid var(--line);border-radius:999px;transition:border-color var(--t),box-shadow var(--t)}
.searchbox i{color:var(--muted);font-size:14px}
.searchbox input{flex:1;border:0;background:transparent;outline:none;font-size:14px;line-height:1.4}
.searchbox:focus-within{border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12)}
.hotchips{display:flex;align-items:center;gap:8px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.hotchips::-webkit-scrollbar{display:none}
.hot-label{font-size:12px;color:var(--muted);white-space:nowrap}
.chip{display:inline-block;padding:6px 12px;border-radius:999px;background:var(--soft);color:var(--brand-700);font-size:12px;font-weight:600;white-space:nowrap;border:1px solid transparent}
.chip:hover{background:var(--brand-700);color:#fff}
.iconbtn{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--brand-900);cursor:pointer}
.channelbar{}
.channelbar-inner{display:flex;align-items:center;gap:6px;min-height:48px;overflow-x:auto;scrollbar-width:none}
.channelbar-inner::-webkit-scrollbar{display:none}
.chan{position:relative;padding:12px 14px;font-size:15px;font-weight:500;color:var(--muted);white-space:nowrap;border-radius:8px}
.chan::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;border-radius:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.chan:hover{color:var(--brand-700);background:rgba(14,90,63,.06)}
.chan.active{color:var(--ink);font-weight:700}
.chan.active::after{transform:scaleX(1)}
.navtoggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;padding:0}
.navtoggle span{display:block;width:18px;height:2px;background:var(--brand-900);border-radius:2px;transition:transform var(--t),opacity var(--t)}
.site-header.nav-open .navtoggle span:first-child{transform:translateY(3.5px) rotate(45deg)}
.site-header.nav-open .navtoggle span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
.mobile-panel{display:none;border-top:1px solid var(--line);background:var(--surface);padding:18px 0 22px}
.site-header.nav-open .mobile-panel{display:block}
.mobile-search{display:flex;align-items:center;gap:8px;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:10px;background:var(--bg)}
.mobile-search input{flex:1;border:0;background:transparent;outline:none}
.mobile-title{font-size:13px;font-weight:700;color:var(--muted);margin:18px 0 10px;letter-spacing:.04em}
.mobile-chans{display:grid;gap:6px}
.mobile-chans .chan{padding:12px 14px;border-radius:10px}
.mobile-chans .chan.active{background:var(--soft);color:var(--brand-900)}
.mobile-chans .chan.active::after{display:none}
.mobile-tags{display:flex;flex-wrap:wrap;gap:8px}

.site-header.is-stuck{background:var(--brand-900);border-bottom-color:rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(6,43,33,.20)}
.site-header.is-stuck .brandrow{border-bottom-color:rgba(255,255,255,.08)}
.site-header.is-stuck .searchbox,
.site-header.is-stuck .hotchips{display:none}
.site-header.is-stuck .iconbtn{display:inline-flex;margin-left:auto;background:transparent;border-color:rgba(255,255,255,.2);color:#fff}
.site-header.is-stuck .logo-text{color:#fff}
.site-header.is-stuck .brand-mark{background:var(--lime);color:var(--brand-900)}
.site-header.is-stuck .channelbar-inner{border-top:0}
.site-header.is-stuck .chan{color:rgba(255,255,255,.76)}
.site-header.is-stuck .chan:hover{color:#fff;background:rgba(255,255,255,.10)}
.site-header.is-stuck .chan.active{color:#fff}

/* ---------- hero ---------- */
.hero{position:relative;background-color:var(--brand-900);background-image:linear-gradient(112deg,rgba(6,43,33,.95) 0%,rgba(6,43,33,.86) 52%,rgba(6,43,33,.72) 100%),url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;color:#fff;padding:56px 0 52px;overflow:hidden}
.hero::after{content:"";position:absolute;right:-140px;bottom:-180px;width:520px;height:520px;border:1px solid rgba(255,255,255,.10);border-radius:50%;pointer-events:none}
.hero::before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(198,242,78,.5),transparent);opacity:.6}
.hero-inner{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:20px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.62)}
.crumb a:hover{color:var(--lime)}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--lime);background:rgba(198,242,78,.10);border:1px solid rgba(198,242,78,.28);padding:6px 14px;border-radius:999px}
.hero h1{font-size:clamp(28px,4vw,40px);line-height:1.25;color:#fff;margin:18px 0 0;max-width:16em}
.hero-sub{margin-top:16px;font-size:17px;line-height:1.85;color:rgba(255,255,255,.82);max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.btn-cta{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:var(--r-btn);border:0;background:var(--amber);color:#fff;font-weight:600;font-size:15px;cursor:pointer;transition:background-color var(--t),transform var(--t),box-shadow var(--t)}
.btn-cta:hover{background:var(--amber-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(255,122,69,.28)}
.btn-cta:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:var(--r-btn);border:1.5px solid rgba(255,255,255,.48);background:transparent;color:#fff;font-weight:600;font-size:15px;cursor:pointer;transition:background-color var(--t),border-color var(--t),transform var(--t)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.8);color:#fff}
.btn-ghost:active{transform:translateY(1px)}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px 48px;list-style:none;padding:24px 0 0;margin:32px 0 0;border-top:1px solid rgba(255,255,255,.14)}
.hero-stats .num{display:block;font-size:32px;line-height:1.1;color:#fff;font-weight:600;font-variant-numeric:tabular-nums}
.hero-stats .lbl{display:block;margin-top:4px;font-size:12px;color:rgba(255,255,255,.66);letter-spacing:.02em}

/* ---------- anchors ---------- */
.anchors{background:var(--surface);border-bottom:1px solid var(--line)}
.anchors-inner{display:flex;align-items:center;gap:10px;padding:14px 24px;overflow-x:auto;scrollbar-width:none}
.anchors-inner::-webkit-scrollbar{display:none}
.anchors-label{font-size:12px;color:var(--muted);white-space:nowrap;letter-spacing:.04em}
.an{display:inline-block;padding:8px 16px;border-radius:999px;background:var(--soft);color:var(--brand-700);font-size:13px;font-weight:600;white-space:nowrap;border:1px solid transparent;transition:all var(--t)}
.an:hover{background:#DDEDE2;color:var(--brand-900)}
.an.active{background:var(--brand-700);color:#fff}
.an.active:hover{background:var(--brand-800);color:#fff}

/* ---------- sections ---------- */
.sec{padding:64px 0}
.sec--flush{padding-top:56px}
.sec-head{margin-bottom:32px;max-width:760px}
.sec-kicker{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--brand-500);margin-bottom:10px;text-transform:uppercase}
.sec-head p{margin-top:12px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- flow: left column + sticky side ---------- */
.scene{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;margin-bottom:24px;box-shadow:var(--shadow-1);transition:transform var(--t),box-shadow var(--t);scroll-margin-top:130px}
.scene:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.scene-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.scene-no{flex:0 0 auto;display:inline-grid;place-items:center;min-width:38px;height:28px;padding:0 10px;border-radius:8px;background:var(--lime);color:var(--brand-900);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}
.scene-head h3{font-size:20px;line-height:1.4}
.scene-quote{background:#F0F5EF;border-left:4px solid var(--lime);border-radius:0 10px 10px 0;padding:12px 16px;font-size:14.5px;line-height:1.8;color:var(--brand-900);margin-bottom:14px}
.scene p{color:var(--muted);font-size:15px;line-height:1.85}
.scene p + p{margin-top:10px}
.checklist{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:10px}
.checklist li{position:relative;padding-left:26px;font-size:15px;line-height:1.8;color:var(--muted)}
.checklist li::before{content:"";position:absolute;left:4px;top:.66em;width:8px;height:8px;border-radius:2px;background:var(--brand-500)}
.meta{display:flex;align-items:center;gap:8px;margin-top:20px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.meta .dot{width:8px;height:8px;border-radius:50%;background:var(--muted);opacity:.45;flex:0 0 auto}
.scene-figure{margin:24px 0;border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(6,43,33,.06)}
.scene-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.scene-figure figcaption{font-size:13px;color:var(--muted);padding:10px 4px 0;background:var(--surface)}

.side{position:sticky;top:120px}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-1);margin-bottom:20px}
.side-card h4{font-size:16px;margin-bottom:14px}
.side-card p{font-size:14px;line-height:1.8;color:var(--muted)}
.side-steps{list-style:none;padding:0;margin:0;display:grid;gap:14px;counter-reset:side}
.side-steps li{position:relative;padding-left:38px;font-size:14.5px;line-height:1.75;color:var(--muted)}
.side-steps li::before{counter-increment:side;content:"0" counter(side);position:absolute;left:0;top:1px;width:26px;height:26px;border-radius:8px;background:var(--brand-900);color:var(--lime);font-size:12px;font-weight:700;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.side-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.side-list li{position:relative;padding-left:20px;font-size:14.5px;line-height:1.75;color:var(--muted)}
.side-list li::before{content:"";position:absolute;left:0;top:.7em;width:8px;height:2px;background:var(--brand-500)}
.side-card--dark{background:var(--brand-900);border:1px solid rgba(255,255,255,.08);box-shadow:none}
.side-card--dark h4{color:#fff}
.side-card--dark p{color:rgba(255,255,255,.74)}
.side-card--dark a{color:var(--lime);font-weight:600}
.side-card--dark a:hover{color:#fff}

/* ---------- compare ---------- */
.compare{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cmp-list{list-style:none;padding:0;margin:0}
.cmp-list li{display:flex;gap:16px;padding:16px 0;border-bottom:1px dashed var(--line)}
.cmp-list li:first-child{padding-top:0}
.cmp-list .cmp-tag{flex:0 0 auto;align-self:flex-start;font-size:12px;font-weight:700;color:var(--brand-700);background:var(--soft);border-radius:999px;padding:4px 12px;margin-top:4px}
.cmp-list .cmp-text{font-size:15px;line-height:1.8;color:var(--muted)}
.cmp-list .cmp-text strong{display:block;color:var(--ink);font-weight:600;font-size:15.5px;margin-bottom:2px}
.cmp-card{background:linear-gradient(180deg,#F0F5EF 0%,#FFFFFF 100%);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;height:100%}
.cmp-card h3{font-size:19px;margin-bottom:14px}
.cmp-card ul{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.cmp-card li{position:relative;padding-left:26px;font-size:14.8px;line-height:1.8;color:var(--muted)}
.cmp-card li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:.15em;color:var(--brand-500);font-size:13px}
.cmp-note{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted);line-height:1.8}

/* ---------- steps ---------- */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps-grid::before{content:"";position:absolute;top:46px;left:8%;right:8%;border-top:2px dashed rgba(198,242,78,.85);opacity:.55;z-index:0}
.step{position:relative;z-index:1;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-1);transition:transform var(--t),box-shadow var(--t)}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.step-no{width:44px;height:44px;border-radius:12px;background:var(--brand-900);color:var(--lime);display:grid;place-items:center;font-weight:700;font-size:14px;font-variant-numeric:tabular-nums;margin-bottom:16px}
.step h3{font-size:17px;margin-bottom:10px}
.step p{font-size:14.5px;line-height:1.8;color:var(--muted)}

/* ---------- faq ---------- */
.faq-acc .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq-acc .accordion-header{margin:0}
.faq-acc .accordion-button{background:transparent;box-shadow:none;border:0;padding:22px 0;font-size:17px;font-weight:600;color:var(--ink);line-height:1.55;display:flex;align-items:flex-start;gap:16px}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-900);background:transparent;box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none}
.faq-acc .accordion-button:focus-visible{outline:2px solid var(--brand-700);outline-offset:3px;border-radius:8px}
.faq-acc .accordion-button::after{content:"+";background-image:none!important;width:28px;height:28px;min-width:28px;display:grid;place-items:center;border:1.5px solid var(--line);border-radius:8px;color:var(--brand-700);font-size:17px;font-weight:600;line-height:1;transform:none;margin-left:auto;transition:background-color var(--t),color var(--t),border-color var(--t)}
.faq-acc .accordion-button:not(.collapsed)::after{content:"−";background:var(--brand-700);border-color:var(--brand-700);color:#fff;transform:none}
.faq-acc .accordion-body{padding:0 46px 24px 0;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- cta ---------- */
.cta{padding:72px 0}
.cta-card{position:relative;border-radius:24px;overflow:hidden;background-color:var(--brand-900);background-image:linear-gradient(118deg,rgba(6,43,33,.94),rgba(6,43,33,.82)),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;padding:48px;border:1px solid rgba(255,255,255,.08);color:#fff}
.cta-card h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.cta-card .cta-lead{margin-top:14px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.78);max-width:460px}
.cta-points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.cta-points li{position:relative;padding-left:26px;font-size:15px;color:rgba(255,255,255,.86)}
.cta-points li::before{content:"";position:absolute;left:0;top:.68em;width:10px;height:10px;border-radius:3px;background:var(--lime)}
.form-card{background:var(--surface);border-radius:var(--r-card);padding:28px;box-shadow:0 18px 48px rgba(6,43,33,.24)}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-tip{font-size:13px;color:var(--muted);margin-bottom:20px}
.form-field{margin-bottom:18px}
.form-field label{display:block;font-size:14px;font-weight:600;color:var(--brand-900);margin-bottom:8px}
.req::before{content:"";display:inline-block;width:3px;height:13px;border-radius:2px;background:var(--amber);margin-right:8px;vertical-align:-2px}
.input{width:100%;height:48px;padding:0 14px;background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);font-size:15px;transition:border-color var(--t),box-shadow var(--t)}
.input::placeholder{color:#9AA9A2}
.input:focus{outline:none;border-color:var(--brand-700);box-shadow:0 0 0 4px rgba(14,90,63,.12)}
textarea.input{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.btn-submit{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:48px;padding:12px 24px;border:0;border-radius:var(--r-btn);background:var(--amber);color:#fff;font-weight:600;font-size:15px;cursor:pointer;transition:background-color var(--t),transform var(--t),box-shadow var(--t)}
.btn-submit:hover{background:var(--amber-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(255,122,69,.26)}
.btn-submit:active{transform:translateY(1px);box-shadow:none}
.btn-submit[disabled]{opacity:.72;cursor:progress;transform:none;box-shadow:none}
.form-note{margin-top:14px;font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.62)}
.form-status{margin-top:12px;font-size:13.5px;color:var(--brand-700);display:none}
.form-status.show{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px}
.fcol + .fcol{border-left:1px solid rgba(255,255,255,.08);padding-left:32px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px}
.footer-brand .brand-mark{background:var(--lime);color:var(--brand-900)}
.fcol h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:14px}
.fcol ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.fcol a{color:rgba(255,255,255,.76);font-size:14px}
.fcol a:hover{color:var(--lime)}
.fcol p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.08);padding:20px 0 24px;font-size:13px;color:rgba(255,255,255,.55)}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid::before{display:none}
  .footer-grid{grid-template-columns:1fr 1fr}
  .fcol + .fcol{border-left:0;padding-left:0}
}
@media (max-width:991.98px){
  .searchbox,.hotchips{display:none}
  .channelbar{display:none}
  .navtoggle{display:inline-flex;margin-left:auto}
  .side{position:static}
  .side-card{margin-bottom:16px}
  .hero{padding:44px 0 40px}
  .hero h1{max-width:none}
  .sec{padding:48px 0}
  .cta{padding:48px 0}
  .cta-card{padding:32px 24px}
  .scene{padding:22px}
  .scene-head h3{font-size:18px}
}
@media (max-width:767.98px){
  .wrap{padding:0 18px}
  h2{font-size:23px}
  .hero-sub{font-size:15.5px}
  .hero-stats{gap:14px 28px}
  .hero-stats .num{font-size:26px}
  .steps-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .faq-acc .accordion-body{padding-right:0}
  .footer-bottom{flex-direction:column}
  .cmp-card{padding:22px}
}
@media (max-width:519.98px){
  .brandrow-inner{gap:12px}
  .logo{font-size:15.5px}
  .brand-mark{width:28px;height:28px}
  .hero-stats{gap:12px 20px}
  .scene-quote{padding:10px 14px;font-size:14px}
  .form-card{padding:22px}
}