/* roulang page: index */
:root{
  --brand:#B7F34A;
  --brand-ink:#102018;
  --deep:#0E2A1C;
  --deep-2:#143524;
  --orange:#FF7A3D;
  --cyan:#22C7B8;
  --bg:#F5F7F1;
  --card:#FFFFFF;
  --panel:#EAF0E6;
  --line:#D8E2D2;
  --text:#1B2A22;
  --muted:#66756B;
  --focus:#FFB703;
  --r-card:18px;
  --r-btn:999px;
  --r-input:12px;
  --r-img:14px;
  --sh-1:0 6px 18px rgba(14,42,28,.07);
  --sh-2:0 14px 34px rgba(14,42,28,.13);
  --sec-y:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--deep);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--brand-ink);}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:15.5px;color:var(--text);}
h1,h2,h3,h4{margin:0;color:var(--deep);line-height:1.25;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
.section{padding:var(--sec-y) 0;}
.section--tight{padding:56px 0;}
.section--panel{background:var(--panel);}
.section--deep{background:var(--deep);color:#D8E6DA;}
.section--deep h2,.section--deep h3{color:#fff;}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--deep-2);background:rgba(183,243,74,.35);border:1px solid rgba(183,243,74,.6);border-radius:999px;padding:5px 14px;margin-bottom:16px;}
.sec-head h2{font-size:clamp(26px,3.2vw,38px);}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.section--deep .sec-head p{color:#A9C0B1;}

/* ============ HEADER ============ */
.site-header{position:sticky;top:0;z-index:60;background:var(--deep);border-bottom:1px solid rgba(255,255,255,.07);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:80px;padding:10px 20px;max-width:1240px;margin:0 auto;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:#fff;white-space:nowrap;letter-spacing:-.02em;}
.brand:hover{color:#fff;}
.brand-mark{width:34px;height:34px;border-radius:11px;background:var(--brand);display:inline-flex;align-items:center;justify-content:center;color:var(--brand-ink);font-size:15px;font-weight:900;flex:0 0 auto;}
.nav-search{flex:1 1 auto;max-width:640px;position:relative;}
.nav-search form{display:flex;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:999px;height:48px;padding:0 8px 0 18px;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;}
.nav-search form:focus-within{border-color:var(--brand);background:rgba(255,255,255,.14);box-shadow:0 0 0 4px rgba(183,243,74,.18);}
.nav-search i{color:#9FBBAA;font-size:15px;}
.nav-search input{flex:1;background:transparent;border:0;outline:none;height:100%;color:#fff;font-size:15px;padding:0 12px;}
.nav-search input::placeholder{color:#8FA895;}
.nav-search input:focus{outline:none;}
.nav-search .search-btn{background:var(--brand);color:var(--brand-ink);border:0;border-radius:999px;height:36px;padding:0 18px;font-weight:700;font-size:14px;transition:background-color .18s ease,transform .18s ease;}
.nav-search .search-btn:hover{background:#C8FA69;}
.nav-search .search-btn:active{transform:translateY(1px);}
.nav-links{display:flex;align-items:center;gap:6px;flex:0 0 auto;}
.nav-pill{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:999px;font-size:14.5px;font-weight:600;color:#C9DCCF;border:1px solid transparent;transition:all .18s ease;}
.nav-pill:hover{color:var(--brand-ink);background:var(--brand);border-color:var(--brand);}
.nav-pill.is-active{color:var(--brand-ink);background:var(--brand);border-color:var(--brand);font-weight:700;}
.nav-toggle{display:none;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);color:#fff;width:44px;height:44px;border-radius:12px;font-size:17px;}
.nav-toggle:hover{background:rgba(255,255,255,.18);}
.mobile-search{display:none;padding:0 20px 14px;background:var(--deep);}
.mobile-search form{display:flex;align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);border-radius:999px;height:46px;padding:0 6px 0 16px;}
.mobile-search input{flex:1;background:transparent;border:0;outline:none;color:#fff;height:100%;padding:0 10px;font-size:15px;}
.mobile-search input::placeholder{color:#8FA895;}
.mobile-search button{background:var(--brand);color:var(--brand-ink);border:0;border-radius:999px;height:34px;padding:0 16px;font-weight:700;font-size:14px;}
.mobile-search.is-open{display:block;}
.mobile-cats{display:none;gap:8px;overflow-x:auto;padding:0 20px 16px;background:var(--deep);}
.mobile-cats.is-open{display:flex;}
.mobile-cats a{flex:0 0 auto;font-size:13.5px;color:#C9DCCF;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:7px 14px;}
.mobile-cats a.is-active{background:var(--brand);color:var(--brand-ink);border-color:var(--brand);font-weight:700;}

/* ============ HERO ============ */
.hero{position:relative;background:var(--deep);color:#fff;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(100deg,rgba(14,42,28,.96) 0%,rgba(14,42,28,.86) 42%,rgba(14,42,28,.62) 100%),url(/assets/images/backpic/back-1.png);background-size:cover;background-position:center;opacity:.98;}
.hero::after{content:"";position:absolute;right:-140px;top:-120px;width:520px;height:520px;border-radius:50%;border:1px dashed rgba(183,243,74,.28);pointer-events:none;}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding:96px 0 84px;}
.hero-badge{display:inline-flex;align-items:center;gap:9px;background:rgba(183,243,74,.15);border:1px solid rgba(183,243,74,.4);color:#D6FBA0;border-radius:999px;padding:7px 16px;font-size:13.5px;font-weight:600;margin-bottom:22px;}
.hero h1{color:#fff;font-size:clamp(30px,4.3vw,54px);line-height:1.18;letter-spacing:-.02em;}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{margin-top:20px;font-size:17px;color:#BFD5C6;max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:50px;padding:0 28px;border-radius:var(--r-btn);font-size:15.5px;font-weight:700;border:1px solid transparent;transition:all .18s ease;white-space:nowrap;}
.btn-primary{background:var(--brand);color:var(--brand-ink);box-shadow:0 8px 20px rgba(183,243,74,.22);}
.btn-primary:hover{background:#C8FA69;color:var(--brand-ink);transform:translateY(-2px);box-shadow:0 14px 28px rgba(183,243,74,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.42);}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:var(--brand);}
.btn-dark{background:var(--deep);color:#fff;}
.btn-dark:hover{background:var(--deep-2);color:#fff;transform:translateY(-2px);}
.btn-block{width:100%;}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.14);}
.hero-stats .num{font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.hero-stats .lab{font-size:13.5px;color:#A9C0B1;margin-top:4px;}
.hero-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:22px;padding:24px;backdrop-filter:blur(6px);}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.hero-panel-head strong{font-size:16px;color:#fff;}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:#B7F34A;}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(183,243,74,.2);}
.hero-metric{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.14);}
.hero-metric:last-child{border-bottom:0;}
.hero-metric .val{font-size:20px;font-weight:800;color:var(--cyan);font-variant-numeric:tabular-nums;min-width:74px;}
.hero-metric .txt{font-size:14px;color:#C2D6C8;flex:1;}
.spark{display:flex;align-items:flex-end;gap:3px;height:26px;}
.spark span{width:5px;border-radius:3px;background:rgba(183,243,74,.55);}
.spark span:nth-child(1){height:38%}
.spark span:nth-child(2){height:62%}
.spark span:nth-child(3){height:48%}
.spark span:nth-child(4){height:80%}
.spark span:nth-child(5){height:66%}
.spark span:nth-child(6){height:100%;background:var(--brand)}

/* ============ STATS BOARD ============ */
.board{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;}
.metric-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 20px;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease;}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.metric-card .ico{width:38px;height:38px;border-radius:12px;background:var(--panel);color:var(--deep-2);display:flex;align-items:center;justify-content:center;font-size:15px;margin-bottom:14px;}
.metric-card .val{font-size:28px;font-weight:800;color:var(--deep);font-variant-numeric:tabular-nums;letter-spacing:-.03em;}
.metric-card .val.t-cyan{color:#12988C;}
.metric-card .lab{font-size:13.5px;color:var(--muted);margin-top:6px;}
.bar{height:6px;border-radius:999px;background:var(--panel);overflow:hidden;margin-top:14px;}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--cyan));}

/* ============ BENTO ============ */
.bento{display:grid;grid-template-columns:1.35fr 1fr;grid-template-rows:auto auto;gap:22px;}
.bento-item{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:box-shadow .22s ease,transform .22s ease;}
.bento-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.bento-item .thumb{overflow:hidden;border-radius:var(--r-img);margin:20px 20px 0;}
.bento-item .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-img);transition:transform .4s ease;}
.bento-item:hover .thumb img{transform:scale(1.03);}
.bento-item .body{padding:20px 22px 24px;}
.bento-item h3{font-size:21px;margin-bottom:10px;}
.bento-item p{color:var(--muted);font-size:15px;}
.bento-wide{grid-column:1 / -1;display:flex;align-items:center;gap:32px;background:linear-gradient(120deg,var(--deep) 0%,#194430 100%);color:#DCEAE0;border-color:transparent;}
.bento-wide .body{padding:34px 30px;}
.bento-wide h3{color:#fff;font-size:24px;}
.bento-wide p{color:#B6CCBE;}
.bento-wide .thumb{margin:0;flex:0 0 42%;}
.bento-wide .thumb img{aspect-ratio:16/9;}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:999px;background:var(--panel);color:var(--deep-2);border:1px solid var(--line);}
.tag--brand{background:rgba(183,243,74,.4);border-color:rgba(183,243,74,.75);color:var(--brand-ink);}
.tag--cyan{background:rgba(34,199,184,.14);border-color:rgba(34,199,184,.35);color:#0F7D74;}
.tag--orange{background:rgba(255,122,61,.14);border-color:rgba(255,122,61,.35);color:#C24E15;}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px;font-size:13px;color:var(--muted);}
.link-more{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--deep-2);border-bottom:2px solid transparent;transition:all .18s ease;}
.link-more:hover{border-color:var(--brand);color:var(--brand-ink);}

/* ============ NEWS ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.news-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:rgba(183,243,74,.85);}
.news-card h3{font-size:19px;line-height:1.4;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card h3 a{color:var(--deep);}
.news-card h3 a:hover{color:#2E7A46;}
.news-card p{font-size:14.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);}
.news-feature{grid-column:span 2;display:flex;gap:24px;align-items:stretch;}
.news-feature .thumb{flex:0 0 44%;border-radius:var(--r-img);overflow:hidden;}
.news-feature .thumb img{height:100%;width:100%;object-fit:cover;aspect-ratio:4/3;}
.news-feature .txt{display:flex;flex-direction:column;flex:1;}
.empty-state{grid-column:1 / -1;background:var(--card);border:1px dashed var(--line);border-radius:var(--r-card);padding:52px 28px;text-align:center;color:var(--muted);}
.empty-state i{font-size:28px;color:#9BB3A4;display:block;margin-bottom:14px;}
.empty-state strong{display:block;color:var(--deep);font-size:17px;margin-bottom:8px;}
.empty-links{margin-top:18px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.empty-links a{border:1px solid var(--line);border-radius:999px;padding:8px 18px;font-size:14px;font-weight:600;background:var(--bg);}
.empty-links a:hover{border-color:var(--brand);background:rgba(183,243,74,.25);}

/* ============ COMPARE ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.cmp-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);}
.cmp-card--good{border-color:rgba(183,243,74,.9);background:linear-gradient(180deg,rgba(183,243,74,.13),#fff 42%);}
.cmp-card h3{font-size:20px;display:flex;align-items:center;gap:10px;margin-bottom:6px;}
.cmp-card .sub{font-size:14px;color:var(--muted);margin-bottom:20px;}
.cmp-row{padding:14px 0;border-bottom:1px dashed var(--line);}
.cmp-row:last-child{border-bottom:0;}
.cmp-row .top{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14.5px;}
.cmp-row .top b{font-weight:600;}
.cmp-row .track{height:8px;border-radius:999px;background:var(--panel);margin-top:10px;overflow:hidden;}
.cmp-row .track i{display:block;height:100%;border-radius:999px;}
.fill-bad{background:#C3CFC4;}
.fill-good{background:linear-gradient(90deg,var(--brand),var(--cyan));}
.mark{width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:11px;flex:0 0 auto;}
.mark.no{background:rgba(255,122,61,.16);color:#C24E15;}
.mark.yes{background:rgba(183,243,74,.45);color:var(--brand-ink);}

/* ============ VOICES ============ */
.voices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.voice{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;box-shadow:var(--sh-1);}
.voice .stars{color:var(--orange);font-size:13px;letter-spacing:2px;margin-bottom:14px;}
.voice p{font-size:15px;color:var(--text);}
.voice .who{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--muted);}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--panel);color:var(--deep-2);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;}

/* ============ FAQ ============ */
.faq{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);overflow:hidden;box-shadow:var(--sh-1);}
.faq-item + .faq-item{border-top:1px solid var(--line);}
.faq-q{width:100%;background:transparent;border:0;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:54px;padding:16px 24px;font-size:16.5px;font-weight:700;color:var(--deep);transition:background-color .18s ease;}
.faq-q:hover{background:var(--panel);}
.faq-item.is-open .faq-q{background:var(--panel);}
.faq-q .sign{width:28px;height:28px;border-radius:50%;background:var(--bg);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--deep-2);flex:0 0 auto;transition:transform .2s ease;}
.faq-item.is-open .sign{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);transform:rotate(180deg);}
.faq-a{display:none;padding:4px 24px 22px;color:var(--muted);font-size:15.5px;}
.faq-item.is-open .faq-a{display:block;}

/* ============ CTA FORM ============ */
.cta-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:start;}
.cta-copy h2{color:#fff;font-size:clamp(26px,3vw,36px);}
.cta-copy p{color:#B6CCBE;margin-top:16px;}
.cta-list{margin-top:26px;display:grid;gap:12px;}
.cta-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#CFE2D5;}
.cta-list i{color:var(--brand);margin-top:5px;}
.form-card{background:#fff;border-radius:22px;padding:30px;box-shadow:var(--sh-2);}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:700;color:var(--deep);margin-bottom:8px;}
.field input,.field select,.field textarea{width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-input);background:#FBFCF9;padding:0 14px;transition:border-color .18s ease,box-shadow .18s ease;}
.field textarea{height:auto;min-height:112px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(183,243,74,.25);background:#fff;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin:6px 0 20px;}
.check input{width:18px;height:18px;margin-top:2px;flex:0 0 auto;accent-color:#4C8C2A;}
.form-note{margin-top:14px;font-size:13px;color:var(--muted);text-align:center;}
.form-msg{display:none;margin-top:16px;border-radius:12px;padding:12px 16px;font-size:14px;background:rgba(183,243,74,.28);color:var(--brand-ink);border:1px solid rgba(183,243,74,.7);}
.form-msg.is-show{display:block;}

/* ============ FOOTER ============ */
.site-footer{background:var(--deep);color:#A9C0B1;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:38px;padding-bottom:44px;}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px;font-weight:700;}
.site-footer .brand{font-size:18px;margin-bottom:14px;}
.site-footer p{font-size:14px;line-height:1.8;}
.footer-links{display:grid;gap:10px;}
.footer-links a{color:#A9C0B1;font-size:14.5px;border-bottom:1px solid transparent;padding-bottom:2px;display:inline-block;width:fit-content;}
.footer-links a:hover{color:var(--brand);border-color:var(--brand);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:13.5px;color:#8FA895;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;}

/* ============ RESPONSIVE ============ */
@media screen and (max-width:1279px){
  .board{grid-template-columns:repeat(3,minmax(0,1fr));}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-feature{grid-column:span 2;}
  .voices{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media screen and (max-width:1023px){
  :root{--sec-y:66px;}
  .nav-search{display:none;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .header-inner{min-height:70px;}
  .hero-grid{grid-template-columns:1fr;gap:38px;padding:66px 0 60px;}
  .hero-sub{max-width:none;}
  .bento{grid-template-columns:1fr;}
  .bento-wide{flex-direction:column;align-items:stretch;}
  .bento-wide .thumb{flex:none;}
  .compare{grid-template-columns:1fr;}
  .cta-wrap{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media screen and (max-width:767px){
  .news-grid{grid-template-columns:1fr;}
  .news-feature{grid-column:span 1;flex-direction:column;}
  .news-feature .thumb{flex:none;}
  .voices{grid-template-columns:1fr;}
  .board{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px;}
  .hero-stats .num{font-size:22px;}
  .btn{width:100%;}
  .hero-cta{gap:12px;}
  .footer-grid{grid-template-columns:1fr;}
  .faq-q{font-size:15.5px;padding:15px 18px;}
  .faq-a{padding:0 18px 20px;}
  .metric-card{padding:18px 16px;}
  .metric-card .val{font-size:23px;}
}
@media screen and (max-width:520px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .hero{padding-top:0;}
  .hero-grid{padding:52px 0 48px;}
  .brand{font-size:16.5px;}
  .brand-mark{width:30px;height:30px;font-size:13px;border-radius:9px;}
  .cmp-card{padding:20px;}
  .form-card{padding:22px;}
}

/* roulang page: article */
:root{
  --brand:#B7F34A;
  --brand-ink:#102018;
  --brand-deep:#8FD426;
  --dark:#0E2A1C;
  --dark-2:#173B27;
  --accent:#FF7A3D;
  --data:#22C7B8;
  --bg:#F5F7F1;
  --card:#FFFFFF;
  --panel:#EAF0E6;
  --line:#D8E2D2;
  --text:#1B2A22;
  --muted:#66756B;
  --focus:#FFB703;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:12px;
  --shadow:0 6px 18px rgba(14,42,28,.07);
  --shadow-hover:0 14px 34px rgba(14,42,28,.13);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--radius-md);}
a{color:var(--dark);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;}
a:hover{color:var(--dark-2);}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.25;font-weight:800;letter-spacing:-.01em;color:var(--dark);}
p{margin:0 0 1.05em;}
ul,ol{margin:0 0 1.05em;padding-left:1.25em;}
li{margin-bottom:.4em;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 容器 ============ */
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 20px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:var(--dark);
  border-bottom:1px solid rgba(183,243,74,.14);
  box-shadow:0 4px 20px rgba(14,42,28,.18);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:80px;
  padding-top:10px;
  padding-bottom:10px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:800;
  color:#fff;
  white-space:nowrap;
  flex:0 0 auto;
}
.brand:hover{color:#fff;}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;height:36px;
  border-radius:11px;
  background:var(--brand);
  color:var(--brand-ink);
  font-size:17px;
  font-weight:800;
}
.brand-text{letter-spacing:.2px;}

.nav-search{flex:1 1 auto;display:flex;justify-content:center;}
.search-form{
  position:relative;
  display:flex;
  align-items:center;
  width:100%;
  max-width:640px;
  height:50px;
  background:rgba(255,255,255,.08);
  border:1.5px solid rgba(183,243,74,.26);
  border-radius:999px;
  padding:0 8px 0 18px;
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.search-form:focus-within{
  border-color:var(--brand);
  background:rgba(255,255,255,.12);
  box-shadow:0 0 0 4px rgba(183,243,74,.22);
}
.search-form svg{flex:0 0 auto;width:19px;height:19px;stroke:rgba(255,255,255,.7);}
.search-form input{
  flex:1 1 auto;
  height:100%;
  border:0;
  background:transparent;
  color:#fff;
  font-size:15px;
  padding:0 12px;
  outline:none;
}
.search-form input::placeholder{color:rgba(255,255,255,.55);}
.search-filter{
  flex:0 0 auto;
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;
  border:0;
  background:var(--brand);
  color:var(--brand-ink);
  cursor:pointer;
  transition:background-color .18s ease,transform .18s ease;
}
.search-filter svg{width:17px;height:17px;stroke:var(--brand-ink);}
.search-filter:hover{background:#fff;}
.search-filter:active{transform:translateY(1px);}

.nav-links{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.nav-pill{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 16px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:600;
  color:rgba(255,255,255,.78);
  border:1.5px solid transparent;
  white-space:nowrap;
}
.nav-pill:hover{background:rgba(183,243,74,.16);color:#fff;border-color:rgba(183,243,74,.34);}
.nav-pill.is-active{background:var(--brand);color:var(--brand-ink);border-color:var(--brand);}
.nav-pill.is-active:hover{background:var(--brand-deep);color:var(--brand-ink);}

.mobile-toggle{
  display:none;
  flex:0 0 auto;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  border-radius:12px;
  border:1.5px solid rgba(183,243,74,.34);
  background:transparent;
  color:#fff;
  cursor:pointer;
}
.mobile-toggle svg{width:20px;height:20px;stroke:currentColor;}
.mobile-panel{
  display:none;
  border-top:1px solid rgba(183,243,74,.16);
  padding:14px 0 18px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel .search-form{max-width:none;margin-bottom:14px;}
.mobile-links{
  display:flex;
  gap:10px;
  overflow-x:auto;
  padding-bottom:4px;
  -webkit-overflow-scrolling:touch;
}
.mobile-links::-webkit-scrollbar{height:0;}

/* ============ 面包屑 ============ */
.breadcrumb-bar{
  background:var(--panel);
  border-bottom:1px solid var(--line);
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--muted);
  padding:14px 0;
  margin:0;
  list-style:none;
}
.breadcrumb li{margin:0;display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li::after{content:"";width:14px;height:1px;background:var(--line);display:inline-block;}
.breadcrumb li:last-child::after{display:none;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--dark);}
.breadcrumb .current{color:var(--dark);font-weight:700;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;
  background:linear-gradient(120deg,rgba(14,42,28,.94),rgba(14,42,28,.72) 55%,rgba(23,59,39,.62)),
             url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:64px 0 72px;
  overflow:hidden;
}
.article-hero::after{
  content:"";
  position:absolute;
  right:-90px;bottom:-120px;
  width:420px;height:420px;
  border-radius:50%;
  border:1px dashed rgba(183,243,74,.22);
  pointer-events:none;
}
.article-hero h1{
  color:#fff;
  font-size:clamp(28px,4vw,46px);
  max-width:940px;
  margin-bottom:20px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:rgba(255,255,255,.82);
}
.meta-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:30px;
  padding:0 13px;
  border-radius:999px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
}
.meta-chip.brand{
  background:var(--brand);
  color:var(--brand-ink);
  border-color:var(--brand);
  font-weight:700;
}
.lede{
  max-width:820px;
  margin-top:24px;
  padding-left:18px;
  border-left:4px solid var(--brand);
  font-size:16.5px;
  line-height:1.8;
  color:rgba(255,255,255,.9);
}

/* ============ 主体布局 ============ */
.article-main{padding:64px 0 80px;}
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 336px;
  gap:40px;
  align-items:start;
}
.article-shell{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:40px 44px 46px;
  max-width:840px;
}
.article-body{font-size:17px;line-height:1.8;color:var(--text);}
.article-body p{margin-bottom:1.15em;}
.article-body h2{
  font-size:27px;
  margin:1.6em 0 .7em;
  padding-bottom:.35em;
  border-bottom:2px solid var(--panel);
  position:relative;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;bottom:-2px;
  width:64px;height:2px;
  background:var(--brand);
  border-radius:2px;
}
.article-body h3{font-size:21px;margin:1.4em 0 .6em;}
.article-body h4{font-size:18px;margin:1.2em 0 .5em;}
.article-body a{color:var(--dark);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-deep);}
.article-body ul,.article-body ol{padding-left:1.4em;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:1.4em 0;
  padding:16px 22px;
  background:var(--panel);
  border-left:4px solid var(--brand);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:var(--dark-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-md);margin:1.2em 0;box-shadow:var(--shadow);}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:1.4em 0;
  font-size:15px;
  display:block;
  overflow-x:auto;
  white-space:nowrap;
}
.article-body th,.article-body td{
  border:1px solid var(--line);
  padding:11px 14px;
  text-align:left;
}
.article-body th{background:var(--panel);font-weight:700;color:var(--dark);}
.article-body code{
  background:var(--panel);
  padding:2px 7px;
  border-radius:6px;
  font-size:14px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}

/* 空状态 */
.empty-state{
  text-align:center;
  padding:56px 24px;
  background:var(--panel);
  border:1px dashed var(--line);
  border-radius:var(--radius-lg);
}
.empty-state .empty-icon{
  width:60px;height:60px;
  margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  border-radius:18px;
  background:var(--card);
  box-shadow:var(--shadow);
}
.empty-state .empty-icon svg{width:28px;height:28px;stroke:var(--accent);}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:22px;}

/* ============ 侧栏 ============ */
.side-col{position:sticky;top:104px;display:flex;flex-direction:column;gap:22px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:22px;
}
.side-card h3{
  font-size:16px;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:9px;
}
.side-card h3::before{
  content:"";
  width:6px;height:18px;
  border-radius:3px;
  background:var(--brand);
  display:inline-block;
}
.rec-item{
  display:flex;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid var(--line);
}
.rec-item:last-child{border-bottom:0;padding-bottom:0;}
.rec-item:first-of-type{padding-top:0;}
.rec-thumb{
  flex:0 0 74px;
  width:74px;height:56px;
  border-radius:10px;
  overflow:hidden;
  background:var(--panel);
}
.rec-thumb img{width:100%;height:100%;object-fit:cover;border-radius:10px;transition:transform .3s ease;}
.rec-item:hover .rec-thumb img{transform:scale(1.06);}
.rec-body{min-width:0;}
.rec-body .rec-title{
  display:block;
  font-size:14.5px;
  font-weight:700;
  line-height:1.5;
  color:var(--dark);
  margin-bottom:6px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rec-item:hover .rec-title{color:var(--brand-deep);}
.rec-meta{font-size:12.5px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;}

.side-nav{list-style:none;padding:0;margin:0;}
.side-nav li{margin-bottom:9px;}
.side-nav li:last-child{margin-bottom:0;}
.side-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:11px 14px;
  border-radius:var(--radius-sm);
  background:var(--panel);
  font-size:14.5px;
  font-weight:600;
  color:var(--dark);
}
.side-nav a:hover{background:var(--brand);color:var(--brand-ink);}
.side-nav a::after{content:"→";font-size:13px;color:var(--muted);}
.side-nav a:hover::after{color:var(--brand-ink);}

.back-cta{
  display:block;
  text-align:center;
  padding:14px;
  border-radius:999px;
  background:var(--brand);
  color:var(--brand-ink);
  font-weight:800;
  font-size:15px;
}
.back-cta:hover{background:var(--brand-deep);color:var(--brand-ink);transform:translateY(-2px);box-shadow:var(--shadow-hover);}

/* ============ 文末区块 ============ */
.article-foot{
  margin-top:38px;
  padding-top:30px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  align-items:center;
  justify-content:space-between;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 13px;
  border-radius:999px;
  background:var(--panel);
  border:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:999px;
  font-size:15.5px;
  font-weight:700;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:all .18s ease;
}
.btn-primary{background:var(--brand);color:var(--brand-ink);}
.btn-primary:hover{background:var(--brand-deep);color:var(--brand-ink);transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--dark);color:var(--dark);}
.btn-ghost:hover{background:var(--dark);color:#fff;transform:translateY(-2px);}

/* ============ 相关阅读 ============ */
.related-section{padding:0 0 84px;}
.section-head{margin-bottom:30px;}
.section-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:28px;
  padding:0 13px;
  border-radius:999px;
  background:var(--panel);
  border:1px solid var(--line);
  color:var(--dark-2);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.4px;
  margin-bottom:14px;
}
.section-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand);}
.section-head h2{font-size:31px;margin-bottom:.35em;}
.section-head p{color:var(--muted);margin:0;max-width:640px;}

.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.post-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.post-cover{
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--panel);
}
.post-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.post-card:hover .post-cover img{transform:scale(1.03);}
.post-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.post-badges{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap;}
.badge{
  display:inline-flex;
  align-items:center;
  height:25px;
  padding:0 11px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
}
.badge-soft{background:var(--panel);color:var(--dark-2);}
.badge-brand{background:var(--brand);color:var(--brand-ink);}
.badge-data{background:rgba(34,199,184,.14);color:#12857B;}
.post-body h3{
  font-size:18px;
  line-height:1.45;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-card:hover h3{color:var(--brand-deep);}
.post-body p{
  font-size:14.5px;
  color:var(--muted);
  line-height:1.7;
  margin-bottom:16px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.post-foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--muted);
  border-top:1px solid var(--line);
  padding-top:14px;
}
.post-foot .more{font-weight:700;color:var(--dark);}
.post-card:hover .post-foot .more{color:var(--brand-deep);}

/* ============ CTA ============ */
.cta-band{padding:0 0 84px;}
.cta-box{
  position:relative;
  overflow:hidden;
  background:linear-gradient(115deg,var(--dark) 0%,var(--dark-2) 100%);
  border-radius:24px;
  padding:54px 52px;
  display:flex;
  flex-wrap:wrap;
  gap:32px;
  align-items:center;
  justify-content:space-between;
  color:#fff;
}
.cta-box::before{
  content:"";
  position:absolute;
  right:-70px;top:-90px;
  width:340px;height:340px;
  border-radius:50%;
  border:1px dashed rgba(183,243,74,.24);
}
.cta-copy{max-width:600px;position:relative;z-index:1;}
.cta-copy h2{color:#fff;font-size:30px;margin-bottom:12px;}
.cta-copy p{color:rgba(255,255,255,.78);margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}
.btn-light{background:#fff;color:var(--dark);}
.btn-light:hover{background:var(--accent);color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-outline:hover{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);transform:translateY(-2px);}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  padding:64px 0 26px;
  font-size:14.5px;
}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.3fr;
  gap:38px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer .brand{margin-bottom:16px;}
.site-footer p{color:rgba(255,255,255,.62);font-size:14px;line-height:1.75;margin:0;}
.site-footer h4{
  color:#fff;
  font-size:15px;
  margin-bottom:16px;
  letter-spacing:.3px;
}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{
  color:rgba(255,255,255,.72);
  font-size:14px;
  width:fit-content;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.footer-links a:hover{color:var(--brand);border-bottom-color:var(--brand);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  padding-top:22px;
  font-size:13.5px;
  color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media screen and (max-width:1279px){
  .article-grid{grid-template-columns:minmax(0,1fr) 300px;gap:30px;}
  .article-shell{padding:34px 34px 40px;}
}
@media screen and (max-width:1023px){
  .nav-search{display:none;}
  .nav-links{display:none;}
  .mobile-toggle{display:inline-flex;}
  .header-inner{min-height:70px;justify-content:space-between;}
  .article-grid{grid-template-columns:minmax(0,1fr);}
  .side-col{position:static;top:auto;}
  .article-shell{padding:30px 26px 34px;max-width:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
  .article-hero{padding:48px 0 54px;}
  .cta-box{padding:40px 32px;}
}
@media screen and (max-width:639px){
  body{font-size:16px;}
  .container{padding:0 18px;}
  .article-hero h1{font-size:30px;}
  .article-main{padding:36px 0 52px;}
  .article-shell{padding:24px 18px 28px;border-radius:16px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:19px;}
  .section-head h2{font-size:24px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;padding-bottom:32px;}
  .cta-box{padding:34px 22px;border-radius:18px;}
  .cta-copy h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .article-foot{flex-direction:column;align-items:stretch;}
  .article-foot .btn{width:100%;}
  .breadcrumb .current{max-width:200px;}
  .related-section{padding-bottom:52px;}
  .cta-band{padding-bottom:52px;}
}

/* roulang page: category1 */
:root{
  --brand:#B7F34A;
  --brand-ink:#102018;
  --deep:#0E2A1C;
  --deep-2:#123524;
  --orange:#FF7A3D;
  --cyan:#22C7B8;
  --bg:#F5F7F1;
  --card:#FFFFFF;
  --panel:#EAF0E6;
  --line:#D8E2D2;
  --text:#1B2A22;
  --muted:#66756B;
  --focus:#FFB703;
  --radius-card:18px;
  --radius-btn:999px;
  --radius-btn-sq:14px;
  --radius-input:12px;
  --radius-img:14px;
  --shadow:0 6px 18px rgba(14,42,28,.07);
  --shadow-hover:0 14px 34px rgba(14,42,28,.13);
  --space-section:88px;
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease;}
a:hover{color:var(--deep);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;color:var(--deep);}
p{margin:0;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
.section{padding:var(--space-section) 0;}
.section--tight{padding:64px 0;}
.section--panel{background:var(--panel);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:36px;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--deep);background:var(--brand);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--deep);
  border-bottom:1px solid rgba(183,243,74,.14);
}
.nav-wrap{
  display:flex;align-items:center;gap:22px;
  min-height:84px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-weight:800;font-size:17.5px;white-space:nowrap;
  letter-spacing:-.01em;
}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;
  display:grid;place-items:center;
  background:var(--brand);color:var(--brand-ink);
  border-radius:11px;font-size:17px;font-weight:800;
}
.brand:hover{color:var(--brand);}
.nav-search{
  flex:1 1 auto;
  display:flex;align-items:center;
  max-width:700px;
  background:#fff;border-radius:999px;
  padding:4px 6px 4px 18px;
  border:2px solid transparent;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(183,243,74,.28);}
.nav-search i{color:var(--muted);font-size:15px;}
.nav-search input{
  flex:1 1 auto;border:0;background:transparent;height:44px;
  padding:0 12px;font-size:15px;outline:none;color:var(--text);
}
.nav-search input::placeholder{color:#93A29A;}
.nav-search .search-go{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--deep);color:#fff;
  height:40px;padding:0 20px;border-radius:999px;
  font-size:14.5px;font-weight:700;
}
.nav-search .search-go:hover{background:var(--brand);color:var(--brand-ink);}
.nav-links{display:flex;align-items:center;gap:8px;}
.nav-pill{
  display:inline-block;
  padding:9px 18px;border-radius:999px;
  font-size:15px;font-weight:600;color:#D8E7DA;
  border:1px solid transparent;
  transition:all .18s ease;
}
.nav-pill:hover{background:rgba(183,243,74,.14);color:var(--brand);}
.nav-pill.is-active{background:var(--brand);color:var(--brand-ink);border-color:var(--brand);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.08);color:#fff;font-size:17px;
}
.nav-mobile{
  display:none;padding:0 20px 20px;
}
.nav-mobile.is-open{display:block;}
.nav-mobile .nav-search{max-width:none;margin-bottom:14px;}
.nav-mobile .nav-links{
  overflow-x:auto;padding-bottom:6px;gap:10px;
  scrollbar-width:none;
}
.nav-mobile .nav-links::-webkit-scrollbar{display:none;}

/* 面包屑 */
.breadcrumb{
  padding:26px 0 0;
  font-size:13.5px;color:var(--muted);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--deep);text-decoration:underline;}
.breadcrumb .sep{width:14px;height:1px;background:var(--line);display:inline-block;}
.breadcrumb strong{color:var(--deep);font-weight:700;}

/* Hero */
.hero{
  position:relative;
  margin-top:24px;
  border-radius:26px;
  overflow:hidden;
  background-image:linear-gradient(100deg,rgba(14,42,28,.94) 0%,rgba(14,42,28,.86) 46%,rgba(14,42,28,.58) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover,cover;
  background-position:center,center;
  color:#fff;
}
.hero::after{
  content:"";position:absolute;inset:auto -60px -90px auto;
  width:320px;height:320px;border-radius:50%;
  border:2px dashed rgba(183,243,74,.24);
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;
  padding:70px 56px;
}
.hero h1{
  color:#fff;font-size:46px;line-height:1.18;
  margin-bottom:18px;
}
.hero h1 em{color:var(--brand);font-style:normal;}
.hero-sub{
  font-size:17px;color:#D5E5D8;max-width:600px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  height:52px;padding:0 28px;
  border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:700;
  border:2px solid transparent;
  transition:all .18s ease;
}
.btn-primary{background:var(--brand);color:var(--brand-ink);}
.btn-primary:hover{background:#a5e233;color:var(--brand-ink);transform:translateY(-2px);box-shadow:0 12px 26px rgba(183,243,74,.28);}
.btn-ghost{border-color:rgba(255,255,255,.42);color:#fff;}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-dark{background:var(--deep);color:#fff;}
.btn-dark:hover{background:var(--orange);color:#fff;transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.hero-side{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(183,243,74,.22);
  border-radius:20px;
  padding:26px;
  backdrop-filter:blur(2px);
}
.hero-side h3{color:#fff;font-size:19px;margin-bottom:18px;}
.hero-side ul li{
  display:flex;align-items:flex-start;gap:12px;
  padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.16);
  font-size:14.5px;color:#D5E5D8;
}
.hero-side ul li:last-child{border-bottom:0;padding-bottom:0;}
.hero-side ul li i{color:var(--brand);margin-top:5px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;background:rgba(183,243,74,.18);
  border-top:1px solid rgba(183,243,74,.18);
  position:relative;z-index:2;
}
.hero-metrics div{
  background:rgba(14,42,28,.72);
  padding:22px 26px;
}
.hero-metrics b{
  display:block;font-size:26px;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-metrics span{font-size:13.5px;color:#B9CDBD;}

/* 功能矩阵 */
.matrix{display:grid;grid-template-columns:repeat(12,1fr);gap:22px;}
.m-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:28px;
  box-shadow:var(--shadow);transition:all .22s ease;
  display:flex;flex-direction:column;gap:14px;
}
.m-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.m-card h3{font-size:22px;}
.m-card p{color:var(--muted);font-size:15.5px;}
.m-card .m-link{
  margin-top:auto;font-size:14.5px;font-weight:700;color:var(--deep);
  display:inline-flex;align-items:center;gap:8px;
}
.m-card .m-link:hover{color:var(--orange);gap:12px;}
.m-wide{grid-column:span 7;position:relative;overflow:hidden;padding:0;flex-direction:row;}
.m-wide .m-cover{flex:0 0 44%;overflow:hidden;}
.m-wide .m-cover img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .35s ease;}
.m-wide:hover .m-cover img{transform:scale(1.03);}
.m-wide .m-body{padding:32px;display:flex;flex-direction:column;gap:14px;}
.m-tall{grid-column:span 5;}
.m-small{grid-column:span 4;}
.m-last{grid-column:span 12;flex-direction:row;align-items:center;gap:26px;flex-wrap:wrap;}
.m-last .taglist{display:flex;flex-wrap:wrap;gap:10px;margin-left:auto;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;
  padding:5px 12px;border-radius:999px;
  background:var(--panel);color:var(--deep);
}
.badge--cyan{background:rgba(34,199,184,.16);color:#0F7A71;}
.badge--orange{background:rgba(255,122,61,.16);color:#B84A16;}
.badge--brand{background:var(--brand);color:var(--brand-ink);}

/* 指标对照 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.c-panel{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:30px;
  box-shadow:var(--shadow);
}
.c-panel.is-best{border:2px solid var(--brand);box-shadow:0 14px 34px rgba(183,243,74,.22);}
.c-panel h3{font-size:22px;margin-bottom:6px;display:flex;align-items:center;gap:10px;}
.c-panel .c-note{color:var(--muted);font-size:14.5px;margin-bottom:22px;}
.c-row{margin-bottom:20px;}
.c-row-top{display:flex;justify-content:space-between;align-items:baseline;font-size:14.5px;margin-bottom:8px;gap:12px;}
.c-row-top span{color:var(--muted);}
.c-row-top b{font-variant-numeric:tabular-nums;}
.bar{height:10px;border-radius:999px;background:var(--panel);overflow:hidden;}
.bar i{display:block;height:100%;border-radius:999px;}
.bar .fill-muted{background:#B9C7BD;}
.bar .fill-brand{background:var(--brand);}
.bar .fill-cyan{background:var(--cyan);}
.bar .fill-orange{background:var(--orange);}
.c-list{margin-top:8px;}
.c-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:15px;padding:9px 0;color:#31463A;
}
.c-list li i{margin-top:5px;font-size:13px;}
.c-list li i.ok{color:var(--cyan);}
.c-list li i.no{color:var(--orange);}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:26px;
  box-shadow:var(--shadow);position:relative;
  transition:all .22s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step b{
  display:inline-grid;place-items:center;
  width:38px;height:38px;border-radius:12px;
  background:var(--panel);color:var(--deep);
  font-size:16px;margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--muted);}

/* 参数清单 */
.params{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow);
}
.params-head,.params-row{
  display:grid;grid-template-columns:1.1fr 1.3fr 1fr 1.6fr;
  gap:18px;padding:18px 26px;align-items:center;
}
.params-head{
  background:var(--deep);color:#D5E5D8;
  font-size:13.5px;font-weight:700;letter-spacing:.04em;
}
.params-row{border-bottom:1px solid var(--line);font-size:15px;}
.params-row:last-child{border-bottom:0;}
.params-row:hover{background:var(--panel);}
.params-row b{color:var(--deep);}
.params-row span{color:var(--muted);}

/* FAQ */
.faq{background:var(--panel);border-radius:26px;padding:16px 26px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 0;text-align:left;
  font-size:16.5px;font-weight:700;color:var(--deep);
}
.faq-q i{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;background:#fff;color:var(--deep);
  font-size:13px;border:1px solid var(--line);
  transition:all .2s ease;
}
.faq-item.is-open .faq-q i{background:var(--brand);border-color:var(--brand);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-item.is-open .faq-a{max-height:400px;}
.faq-a p{padding:0 0 20px;color:var(--muted);font-size:15.5px;max-width:900px;}

/* CTA 表单 */
.cta{
  background:var(--deep);border-radius:26px;color:#fff;
  display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;
  padding:56px;position:relative;overflow:hidden;
}
.cta::before{
  content:"";position:absolute;left:-70px;top:-70px;
  width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(183,243,74,.22),transparent 68%);
}
.cta-info{position:relative;z-index:2;}
.cta-info h2{color:#fff;font-size:34px;margin-bottom:16px;}
.cta-info p{color:#C9DCCE;font-size:16px;margin-bottom:26px;}
.cta-points li{
  display:flex;gap:12px;align-items:flex-start;
  padding:10px 0;color:#D5E5D8;font-size:15px;
}
.cta-points li i{color:var(--brand);margin-top:5px;}
.form-card{
  position:relative;z-index:2;
  background:#fff;border-radius:20px;padding:30px;
  color:var(--text);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:700;color:var(--deep);margin-bottom:8px;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  border:1.5px solid var(--line);border-radius:var(--radius-input);
  background:#FBFCF9;font-size:15px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:110px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 4px rgba(183,243,74,.26);background:#fff;
}
.field .hint{font-size:12.5px;color:var(--muted);margin-top:6px;}
.field .err{font-size:12.5px;color:var(--orange);margin-top:6px;display:none;}
.field.has-err input,.field.has-err select{border-color:var(--orange);}
.field.has-err .err{display:block;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);}
.check input{width:18px;height:18px;height:18px;flex:0 0 18px;margin-top:3px;accent-color:var(--deep);}
.form-card .btn{width:100%;justify-content:center;margin-top:8px;}
.form-ok{
  display:none;background:var(--panel);color:var(--deep);
  border-radius:12px;padding:14px 16px;font-size:14.5px;margin-top:14px;
}
.form-ok.is-show{display:block;}

/* 页脚 */
.site-footer{background:var(--deep);color:#B9CDBD;padding:66px 0 28px;margin-top:12px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr 1.3fr;gap:36px;}
.site-footer .brand{color:#fff;margin-bottom:16px;}
.site-footer p{font-size:14.5px;color:#9FB5A5;line-height:1.8;}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14.5px;color:#B9CDBD;}
.footer-links a:hover{color:var(--brand);text-decoration:underline;}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(183,243,74,.16);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:#8FA694;
}

/* 响应式 */
@media screen and (max-width:1279px){
  .hero h1{font-size:42px;}
  .m-wide{grid-column:span 12;}
  .m-tall,.m-small{grid-column:span 6;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:1023px){
  :root{--space-section:66px;}
  .nav-search{max-width:none;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero-inner{grid-template-columns:1fr;padding:50px 36px;gap:34px;}
  .hero h1{font-size:38px;}
  .hero-metrics{grid-template-columns:repeat(2,1fr);}
  .compare,.steps{grid-template-columns:1fr;}
  .steps{gap:16px;}
  .cta{grid-template-columns:1fr;padding:40px 30px;gap:30px;}
  .params-head,.params-row{grid-template-columns:1fr 1fr;row-gap:8px;}
  .params-head span:nth-child(3),.params-head span:nth-child(4),
  .params-row span:nth-child(3),.params-row span:nth-child(4){display:none;}
}
@media screen and (max-width:767px){
  body{font-size:16px;}
  .section-head h2{font-size:28px;}
  .hero{margin-top:16px;border-radius:20px;}
  .hero h1{font-size:31px;}
  .hero-sub{font-size:16px;}
  .hero-inner{padding:38px 22px;}
  .hero-side{padding:22px;}
  .btn{width:100%;justify-content:center;}
  .hero-actions{gap:12px;}
  .m-tall,.m-small,.m-last{grid-column:span 12;}
  .m-card{padding:24px;}
  .m-wide,.m-last{flex-direction:column;align-items:stretch;}
  .m-wide .m-cover{flex:0 0 200px;}
  .m-last .taglist{margin-left:0;}
  .faq{padding:10px 18px;border-radius:20px;}
  .cta{border-radius:20px;padding:32px 20px;}
  .cta-info h2{font-size:26px;}
  .form-card{padding:22px;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
}
@media screen and (max-width:519px){
  .hero h1{font-size:27px;}
  .hero-metrics{grid-template-columns:1fr 1fr;}
  .hero-metrics div{padding:16px;}
  .hero-metrics b{font-size:22px;}
  .params-head,.params-row{grid-template-columns:1fr;}
  .params-head span:nth-child(2),.params-row span:nth-child(2){display:none;}
  .brand span:last-child{font-size:15.5px;}
}

/* roulang page: category2 */
:root{
  --lime:#B7F34A;
  --lime-deep:#9AD92F;
  --ink:#0E2A1C;
  --ink-soft:#173D29;
  --orange:#FF7A3D;
  --teal:#22C7B8;
  --bg:#F5F7F1;
  --card:#FFFFFF;
  --panel:#EAF0E6;
  --border:#D8E2D2;
  --text:#1B2A22;
  --muted:#66756B;
  --focus:#FFB703;
  --radius-card:18px;
  --radius-btn:999px;
  --radius-input:12px;
  --radius-img:14px;
  --shadow-card:0 6px 18px rgba(14,42,28,.07);
  --shadow-hover:0 14px 34px rgba(14,42,28,.13);
  --space-section:88px;
  --space-section-sm:52px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  font-feature-settings:"tnum" 1;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--ink);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--lime-deep);}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
h1{font-size:clamp(30px,4.4vw,52px);}
h2{font-size:clamp(24px,2.8vw,38px);}
h3{font-size:clamp(19px,1.8vw,24px);}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-btn);
  font-weight:700;font-size:15.5px;line-height:1;
  border:2px solid transparent;cursor:pointer;
  transition:transform .18s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 6px 16px rgba(120,190,40,.28);}
.btn-primary:hover{background:var(--lime-deep);color:var(--ink);transform:translateY(-2px);box-shadow:0 12px 26px rgba(120,190,40,.34);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-dark{background:var(--ink);color:#fff;}
.btn-dark:hover{background:var(--orange);color:#fff;transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:#fff;}
.btn-sm{padding:10px 20px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:700;color:var(--ink);}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover::after{transform:translateX(4px);}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;line-height:1.7;
  background:var(--panel);color:var(--ink);
}
.badge-lime{background:var(--lime);color:var(--ink);}
.badge-teal{background:rgba(34,199,184,.16);color:#0E7A70;}
.badge-orange{background:rgba(255,122,61,.16);color:#C2470F;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--ink);
  border-bottom:1px solid rgba(183,243,74,.14);
  box-shadow:0 4px 20px rgba(14,42,28,.16);
}
.header-inner{
  display:flex;align-items:center;gap:22px;
  min-height:80px;padding-top:10px;padding-bottom:10px;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;letter-spacing:-.01em;}
.brand:hover{color:#fff;}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--lime);color:var(--ink);font-weight:900;font-size:18px;
}
.brand-text{white-space:nowrap;}
.nav-search{
  flex:1 1 auto;max-width:680px;min-width:260px;
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.08);
  border:1.5px solid rgba(255,255,255,.16);
  border-radius:999px;padding:0 8px 0 18px;height:48px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.nav-search:focus-within{border-color:var(--lime);background:rgba(255,255,255,.13);box-shadow:0 0 0 4px rgba(183,243,74,.22);}
.nav-search .fa-magnifying-glass{color:rgba(255,255,255,.6);font-size:15px;}
.nav-search input{
  flex:1;width:100%;background:transparent;border:0;outline:none;
  color:#fff;font-size:15px;height:46px;
}
.nav-search input::placeholder{color:rgba(255,255,255,.55);}
.search-filter{
  border:0;background:rgba(255,255,255,.12);color:rgba(255,255,255,.85);
  width:34px;height:34px;border-radius:999px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background .2s ease,color .2s ease;
}
.search-filter:hover{background:var(--lime);color:var(--ink);}
.nav-links{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.nav-pill{
  display:inline-flex;align-items:center;
  padding:9px 18px;border-radius:999px;
  font-size:14.5px;font-weight:700;color:rgba(255,255,255,.82);
  border:1.5px solid rgba(255,255,255,.14);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .18s ease;
}
.nav-pill:hover{background:var(--lime);color:var(--ink);border-color:var(--lime);transform:translateY(-1px);}
.nav-pill.is-active{background:var(--lime);color:var(--ink);border-color:var(--lime);}
.nav-toggle{display:none;background:transparent;border:1.5px solid rgba(255,255,255,.2);color:#fff;width:44px;height:44px;border-radius:12px;cursor:pointer;}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:22px 0 0;font-size:13.5px;color:var(--muted);}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:9px;}
.breadcrumb li::after{content:"/";margin-left:9px;color:#B7C2B4;}
.breadcrumb li:last-child::after{content:"";}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--ink);text-decoration:underline;}
.breadcrumb .current{color:var(--ink);font-weight:700;}

/* ---------- 页面横幅 ---------- */
.page-hero{
  position:relative;margin-top:20px;border-radius:26px;overflow:hidden;
  background:linear-gradient(105deg,rgba(14,42,28,.94) 0%,rgba(14,42,28,.78) 46%,rgba(14,42,28,.42) 100%),
             url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#fff;
}
.page-hero .inner{padding:56px 48px 52px;max-width:820px;}
.page-hero h1{color:#fff;margin-bottom:16px;}
.page-hero h1 .hl{color:var(--lime);}
.page-hero .lead{color:rgba(255,255,255,.86);font-size:16.5px;line-height:1.8;margin-bottom:26px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.hero-meta .badge{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.18);}
.hero-meta .badge i{color:var(--lime);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
  border-top:1px solid rgba(255,255,255,.16);margin-top:34px;padding-top:26px;
}
.hero-stats .num{font-size:26px;font-weight:800;color:var(--lime);line-height:1.2;}
.hero-stats .lbl{font-size:13px;color:rgba(255,255,255,.72);}

/* ---------- 板块 ---------- */
.section{padding:var(--space-section) 0 0;}
.section:last-of-type{padding-bottom:var(--space-section);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:.06em;
  color:#0E7A70;background:rgba(34,199,184,.14);
  padding:5px 13px;border-radius:999px;margin-bottom:16px;
}
.section-head p{color:var(--muted);margin-top:14px;font-size:16px;}

/* ---------- 快速入口 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.quick-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px 26px 26px;box-shadow:var(--shadow-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;gap:12px;
}
.quick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#C6D6BC;}
.quick-icon{
  width:48px;height:48px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--panel);color:var(--ink);font-size:20px;
}
.quick-card h3{font-size:19px;}
.quick-card p{color:var(--muted);font-size:15px;margin:0;}

/* ---------- 时间线 ---------- */
.timeline-wrap{
  background:var(--card);border:1px solid var(--border);border-radius:22px;
  padding:38px 34px;box-shadow:var(--shadow-card);
  position:relative;overflow:hidden;
}
.timeline-wrap::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(183,243,74,.35),rgba(183,243,74,0) 70%);
}
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;position:relative;z-index:1;}
.tl-step{position:relative;padding-top:44px;}
.tl-step::before{
  content:"";position:absolute;top:15px;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--lime) 0%,var(--teal) 60%,rgba(216,226,210,0) 100%);
}
.tl-dot{
  position:absolute;top:4px;left:0;width:26px;height:26px;border-radius:50%;
  background:var(--ink);color:var(--lime);font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  border:3px solid var(--bg);
}
.tl-step h3{font-size:17.5px;margin-bottom:8px;}
.tl-step p{font-size:14.5px;color:var(--muted);margin:0;}
.tl-step .badge{margin-bottom:10px;}

/* ---------- 卡片瀑布 ---------- */
.waterfall{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.wf-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.wf-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.wf-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--panel);}
.wf-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.wf-card:hover .wf-thumb img{transform:scale(1.04);}
.wf-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.wf-body h3{font-size:18.5px;}
.wf-body p{font-size:14.8px;color:var(--muted);margin:0;}
.wf-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;}
.wf-foot .time{font-size:12.5px;color:var(--muted);}
.wf-card.tall .wf-thumb{aspect-ratio:4/3;}

/* ---------- 更新记录列表 ---------- */
.updates{
  background:var(--card);border:1px solid var(--border);border-radius:22px;
  padding:14px 10px;box-shadow:var(--shadow-card);
}
.update-item{
  display:flex;align-items:center;gap:18px;padding:18px 18px;
  border-bottom:1px dashed var(--border);transition:background .2s ease;
  border-radius:14px;
}
.update-item:last-child{border-bottom:0;}
.update-item:hover{background:var(--panel);}
.update-date{
  flex:0 0 92px;font-size:13px;font-weight:800;color:#0E7A70;
  font-variant-numeric:tabular-nums;
}
.update-main{flex:1;min-width:0;}
.update-main h3{font-size:16.5px;margin-bottom:4px;}
.update-main p{font-size:14px;color:var(--muted);margin:0;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.update-item .badge{flex:0 0 auto;}

/* ---------- 对比 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.cmp-card{
  background:var(--card);border:1px solid var(--border);border-radius:22px;
  padding:30px 28px;box-shadow:var(--shadow-card);
}
.cmp-card.good{border-color:rgba(183,243,74,.8);background:linear-gradient(180deg,#FBFEF4,#FFFFFF);}
.cmp-card h3{display:flex;align-items:center;gap:10px;margin-bottom:6px;}
.cmp-card .sub{color:var(--muted);font-size:14.5px;margin-bottom:20px;}
.cmp-list li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--border);font-size:15px;}
.cmp-list li:last-child{border-bottom:0;}
.cmp-list i{margin-top:5px;}
.cmp-list .ok{color:#4E9A1F;}
.cmp-list .no{color:var(--orange);}
.bar-row{margin-top:22px;}
.bar-row .bar-top{display:flex;justify-content:space-between;font-size:13.5px;color:var(--muted);margin-bottom:7px;}
.bar{height:9px;border-radius:999px;background:var(--panel);overflow:hidden;}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--teal),var(--lime));}
.bar.warn span{background:linear-gradient(90deg,#E7B36A,var(--orange));}
.bar-val{font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;}

/* ---------- FAQ ---------- */
.faq{background:var(--panel);border-radius:22px;padding:14px;border:1px solid var(--border);}
.faq-item{background:transparent;border-bottom:1px solid #D2DECB;}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  padding:14px 20px;font-size:16.5px;font-weight:700;color:var(--ink);border-radius:14px;
  transition:background .2s ease,color .2s ease;
}
.faq-q:hover{color:#0E7A70;}
.faq-q .icon{
  flex:0 0 30px;width:30px;height:30px;border-radius:50%;
  background:#fff;border:1px solid var(--border);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--ink);transition:transform .25s ease,background .2s ease;
}
.faq-item.open .faq-q{background:var(--panel);}
.faq-item.open .faq-q .icon{background:var(--lime);transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a .inner{padding:2px 20px 20px;font-size:15px;color:var(--muted);line-height:1.8;}

/* ---------- 帮助入口条 ---------- */
.help-strip{
  display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:center;
  background:linear-gradient(120deg,#0E2A1C 0%,#173D29 58%,#1F5535 100%);
  border-radius:24px;padding:38px 36px;color:#fff;position:relative;overflow:hidden;
}
.help-strip::before{
  content:"";position:absolute;inset:auto -80px -120px auto;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(183,243,74,.28),rgba(183,243,74,0) 70%);
}
.help-strip h3{color:#fff;font-size:clamp(20px,2.2vw,27px);margin-bottom:12px;}
.help-strip p{color:rgba(255,255,255,.8);font-size:15.5px;margin:0;}
.help-strip .strip-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative;z-index:1;}

/* ---------- 表单 ---------- */
.cta-panel{
  background:var(--card);border:1px solid var(--border);border-radius:24px;
  padding:42px 38px;box-shadow:var(--shadow-card);
  display:grid;grid-template-columns:1fr 1.15fr;gap:40px;
}
.cta-side h2{margin-bottom:14px;}
.cta-side p{color:var(--muted);font-size:15.5px;}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{display:flex;gap:11px;font-size:15px;align-items:flex-start;color:var(--text);}
.cta-points i{color:#4E9A1F;margin-top:5px;}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.field label{font-size:14px;font-weight:700;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;background:#fff;border:1.5px solid var(--border);
  border-radius:var(--radius-input);padding:0 15px;height:48px;
  font-size:15px;color:var(--text);outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{height:auto;min-height:120px;padding:13px 15px;line-height:1.7;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--lime-deep);box-shadow:0 0 0 4px rgba(183,243,74,.25);
}
.check-row{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:var(--muted);margin:4px 0 22px;}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:#8FCF2E;}
.form-note{font-size:13px;color:var(--muted);margin-top:14px;}
.form-msg{margin-top:14px;font-size:14.5px;font-weight:700;color:#4E9A1F;display:none;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(232,240,228,.78);margin-top:var(--space-section);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.site-footer .brand{color:#fff;margin-bottom:14px;}
.site-footer h4{color:#fff;font-size:15.5px;margin-bottom:16px;letter-spacing:.02em;}
.site-footer p{font-size:14.5px;line-height:1.8;color:rgba(232,240,228,.7);}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{color:rgba(232,240,228,.78);font-size:14.5px;display:inline-block;}
.footer-links a:hover{color:var(--lime);text-decoration:underline;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(232,240,228,.6);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .waterfall{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:1023px){
  :root{--space-section:64px;}
  .header-inner{flex-wrap:wrap;gap:14px;}
  .nav-search{order:3;flex:1 1 100%;max-width:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .nav-links{
    order:4;width:100%;overflow-x:auto;padding-bottom:6px;
    -webkit-overflow-scrolling:touch;
  }
  .quick-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));}
  .compare-grid{grid-template-columns:1fr;}
  .help-strip{grid-template-columns:1fr;}
  .help-strip .strip-actions{justify-content:flex-start;}
  .cta-panel{grid-template-columns:1fr;padding:32px 26px;gap:28px;}
  .page-hero .inner{padding:44px 28px 40px;}
}
@media screen and (max-width:767px){
  :root{--space-section:52px;}
  body{font-size:16px;}
  .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;}
  .hero-stats .num{font-size:21px;}
  .hero-stats .lbl{font-size:12px;}
  .waterfall{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .tl-step::before{left:0;right:auto;width:2px;height:100%;top:15px;background:linear-gradient(180deg,var(--lime),rgba(216,226,210,0));}
  .tl-step{padding:0 0 0 44px;}
  .tl-dot{top:2px;}
  .form-row{grid-template-columns:1fr;}
  .update-item{flex-wrap:wrap;gap:10px;}
  .update-date{flex-basis:auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .timeline-wrap{padding:28px 22px;}
}
@media screen and (max-width:519px){
  .container{padding:0 16px;}
  .page-hero{border-radius:18px;}
  .page-hero .inner{padding:36px 20px 34px;}
  .quick-card,.cmp-card{padding:22px 20px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .help-strip{padding:28px 20px;}
  .help-strip .strip-actions{flex-direction:column;width:100%;}
  .brand-text{font-size:16px;}
}