/* roulang page: index */
:root{
  --c-ink:#0B1F17;
  --c-accent:#B8FF2A;
  --c-hot:#FF5A1F;
  --c-bg:#F5F6F2;
  --c-deep:#0B1F17;
  --c-text:#101613;
  --c-muted:#5A6762;
  --c-line:#DCE1D8;
  --c-ok:#12A15B;
  --c-warn:#E0A800;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --sh-card:0 8px 24px rgba(11,31,23,.08);
  --sh-hover:0 16px 40px rgba(11,31,23,.14);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,opacity .2s ease;}
a:hover{color:var(--c-ink);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;line-height:1.32;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.sec{padding:100px 0;position:relative;}
.sec--white{background:#fff;}
.sec--deep{background:var(--c-deep);}
@media (max-width:991.98px){ .sec{padding:78px 0;} }
@media (max-width:767.98px){
  .wrap{padding:0 16px;}
  .sec{padding:60px 0;}
  body{font-size:16px;padding-bottom:calc(80px + env(safe-area-inset-bottom));}
}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-hot{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:16px;border-radius:var(--r-btn);
  padding:13px 28px;border:2px solid transparent;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease;
  line-height:1.4;
}
.btn-main{background:var(--c-accent);color:var(--c-ink);border-color:var(--c-accent);}
.btn-main:hover{background:#c9ff55;color:var(--c-ink);transform:translateY(-2px);box-shadow:0 12px 26px rgba(184,255,42,.3);}
.btn-main:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink);}
.btn-ghost:hover{background:var(--c-ink);color:var(--c-accent);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-hot{background:var(--c-hot);color:#fff;border-color:var(--c-hot);}
.btn-hot:hover{background:#ff6f3c;color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,90,31,.32);}
.btn-hot:active{transform:translateY(1px);}
.btn-main[disabled],.btn-ghost[disabled],.btn-hot[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--c-ink);}
.link-arrow::after{content:"";width:7px;height:7px;border-right:2px solid var(--c-accent);border-bottom:2px solid var(--c-accent);transform:rotate(-45deg);transition:transform .2s ease;}
.link-arrow:hover{color:var(--c-hot);}
.link-arrow:hover::after{transform:rotate(-45deg) translateX(3px);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--c-ink);
  border-bottom:2px solid var(--c-accent);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(11,31,23,.28);}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px;letter-spacing:.4px;white-space:nowrap;}
.brand:hover{color:#fff;}
.brand-mark{width:26px;height:26px;border-radius:8px;background:var(--c-accent);flex:0 0 auto;position:relative;}
.brand-mark::after{content:"";position:absolute;left:50%;top:50%;width:10px;height:10px;border:2px solid var(--c-ink);border-radius:50%;transform:translate(-50%,-50%);}
.nav-links{display:flex;align-items:center;gap:2px;}
.nav-links a{position:relative;color:rgba(255,255,255,.78);font-size:15.5px;font-weight:600;padding:10px 14px;border-radius:8px;transition:color .2s ease,background-color .2s ease;}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08);}
.nav-links a.is-active{color:#fff;}
.nav-links a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:2px;background:var(--c-accent);}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--c-accent);color:var(--c-ink);font-weight:800;font-size:15px;padding:10px 20px;border-radius:var(--r-btn);transition:background-color .2s ease,transform .2s ease;}
.nav-cta:hover{background:#c9ff55;color:var(--c-ink);transform:translateY(-1px);}
.nav-toggle{width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.28);background:transparent;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-accent);border-radius:2px;}
.nav-drawer{background:var(--c-ink);border-top:1px solid rgba(255,255,255,.12);}
.nav-drawer ul{padding:10px 0 16px;}
.nav-drawer a{display:block;padding:12px 4px;color:rgba(255,255,255,.82);font-weight:600;border-bottom:1px solid rgba(255,255,255,.08);}
.nav-drawer a:hover{color:var(--c-accent);}
@media (max-width:991.98px){
  .nav-inner{height:66px;}
  .brand{font-size:18px;}
}

/* ---------- 底部 Tab ---------- */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:var(--c-ink);
  border-top:2px solid var(--c-accent);
  display:none;
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar-inner{display:flex;height:62px;}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:rgba(255,255,255,.45);font-size:11.5px;font-weight:600;transition:color .2s ease;}
.tabbar a svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;}
.tabbar a.is-active{color:var(--c-accent);}
.tabbar a:active{color:var(--c-accent);}
@media (max-width:767.98px){ .tabbar{display:block;} }

/* ---------- Hero ---------- */
.hero{position:relative;padding:72px 0 88px;background:var(--c-bg);overflow:hidden;}
.hero::before{
  content:"";position:absolute;left:-140px;top:-120px;width:420px;height:420px;
  border:1px solid rgba(11,31,23,.10);border-radius:50%;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:60px;top:220px;width:180px;height:1px;
  background:rgba(11,31,23,.12);transform:rotate(-18deg);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center;position:relative;z-index:1;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--c-ink);background:rgba(184,255,42,.5);border:1px solid rgba(11,31,23,.12);border-radius:999px;padding:5px 14px;margin-bottom:20px;}
.hero-eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--c-hot);display:inline-block;}
.hero h1{font-size:clamp(30px,4.1vw,50px);font-weight:800;line-height:1.22;letter-spacing:-.5px;}
.hero h1 em{font-style:normal;position:relative;white-space:nowrap;}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:8px;background:rgba(184,255,42,.55);border-radius:3px;z-index:-1;}
.hero-sub{margin-top:20px;font-size:18px;color:var(--c-muted);line-height:1.8;max-width:560px;}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-trust{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px 26px;font-size:13.5px;color:var(--c-muted);}
.hero-trust span{display:inline-flex;align-items:center;gap:8px;font-weight:600;}
.hero-trust span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent);box-shadow:0 0 0 3px rgba(184,255,42,.28);}
.hero-media{position:relative;border-radius:18px;overflow:hidden;aspect-ratio:16/13;box-shadow:0 18px 44px rgba(11,31,23,.16);background:var(--c-ink);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,23,0) 42%,rgba(11,31,23,.52));}
.hero-arc{position:absolute;right:-52px;bottom:-52px;width:190px;height:190px;border:2px solid rgba(184,255,42,.55);border-radius:50%;z-index:2;pointer-events:none;}
.hero-media-tag{position:absolute;left:18px;bottom:16px;z-index:3;background:rgba(11,31,23,.78);color:#fff;font-size:13px;font-weight:600;padding:6px 14px;border-radius:999px;border:1px solid rgba(184,255,42,.6);}
@media (max-width:991.98px){
  .hero{padding:56px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-media{order:-1;aspect-ratio:16/10;}
  .hero-arc{display:none;}
}
@media (max-width:575.98px){
  .hero::before,.hero::after{display:none;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 100%;}
}

/* ---------- 板块标题 ---------- */
.sec-head{max-width:760px;margin-bottom:46px;}
.sec-head h2{font-size:clamp(25px,3vw,32px);font-weight:700;position:relative;padding-bottom:16px;}
.sec-head h2::after{content:"";position:absolute;left:0;bottom:0;width:48px;height:3px;border-radius:2px;background:var(--c-accent);}
.sec-head p{margin-top:16px;color:var(--c-muted);font-size:15.5px;max-width:640px;}
.sec-head--row{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.sec--deep .sec-head h2{color:#fff;}
.sec--deep .sec-head p{color:rgba(255,255,255,.68);}
@media (max-width:767.98px){ .sec-head{margin-bottom:32px;} }

/* ---------- 优惠阶梯 ---------- */
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;align-items:end;}
.ladder-card{
  position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:34px 22px 26px;box-shadow:var(--sh-card);
  display:flex;flex-direction:column;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.ladder-card::before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:var(--c-accent);}
.ladder-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(184,255,42,.9);}
.ladder-card:nth-child(1){min-height:300px;}
.ladder-card:nth-child(2){min-height:336px;}
.ladder-card:nth-child(3){min-height:372px;}
.ladder-card:nth-child(4){min-height:408px;}
.ladder-card.is-top::before{background:linear-gradient(90deg,var(--c-accent),#e6ff9c);}
.ladder-flag{position:absolute;top:14px;right:-30px;background:var(--c-hot);color:#fff;font-size:12px;font-weight:700;padding:3px 34px;transform:rotate(38deg);letter-spacing:1px;}
.ladder-tag{display:inline-block;font-size:12.5px;font-weight:700;color:var(--c-ink);background:rgba(184,255,42,.38);border:1px solid rgba(184,255,42,.9);border-radius:999px;padding:3px 12px;align-self:flex-start;}
.ladder-card h3{font-size:21px;font-weight:700;margin-top:14px;}
.ladder-gate{font-size:13.5px;color:var(--c-muted);margin-top:6px;}
.ticks{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.ticks li{position:relative;padding-left:20px;font-size:14.5px;color:var(--c-text);line-height:1.65;}
.ticks li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--c-accent);}
.ladder-card .link-arrow{margin-top:auto;padding-top:22px;align-self:flex-start;}
@media (max-width:1199.98px){
  .ladder{grid-template-columns:repeat(2,1fr);align-items:stretch;}
  .ladder-card{min-height:0 !important;}
}
@media (max-width:767.98px){
  .ladder{grid-template-columns:1fr;gap:16px;padding-left:26px;position:relative;}
  .ladder::before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;background:var(--c-line);}
  .ladder-card{min-height:0 !important;}
  .ladder-card::after{content:"";position:absolute;left:-23px;top:34px;width:12px;height:12px;border-radius:50%;background:var(--c-accent);border:2px solid var(--c-bg);}
}

/* ---------- 对比 ---------- */
.cmp-wrap{overflow:hidden;border-radius:var(--r-card);box-shadow:var(--sh-card);}
.cmp-table{width:100%;border-collapse:separate;border-spacing:0;background:#fff;}
.cmp-table thead th{background:var(--c-ink);color:#fff;font-weight:700;font-size:15.5px;padding:20px 16px;text-align:left;border:none;position:relative;}
.cmp-table thead th:first-child{color:rgba(255,255,255,.72);font-size:14.5px;}
.cmp-table thead th.is-featured{background:#12301F;box-shadow:inset 2px 0 0 var(--c-accent),inset -2px 0 0 var(--c-accent);}
.cmp-table tbody td{padding:16px;border-top:1px solid var(--c-line);font-size:15px;color:var(--c-text);}
.cmp-table tbody td:first-child{color:var(--c-muted);font-size:14.5px;}
.cmp-table tbody tr:nth-child(even) td{background:#FAFBF7;}
.cmp-table tbody tr:hover td{background:#F4F8EC;}
.cmp-table td.is-featured{background:rgba(184,255,42,.14) !important;box-shadow:inset 2px 0 0 rgba(184,255,42,.85),inset -2px 0 0 rgba(184,255,42,.85);font-weight:600;}
.cmp-table tbody tr:last-child td.is-featured{box-shadow:inset 2px 0 0 rgba(184,255,42,.85),inset -2px 0 0 rgba(184,255,42,.85),inset 0 -2px 0 rgba(184,255,42,.85);}
.plan-name{font-size:18px;font-weight:700;display:block;}
.plan-badge{display:inline-block;margin-top:8px;font-size:11.5px;font-weight:700;background:var(--c-accent);color:var(--c-ink);border-radius:999px;padding:2px 10px;}
.plan-price{font-size:52px;font-weight:800;color:var(--c-hot);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-1px;}
.plan-price small{font-size:14px;font-weight:600;color:var(--c-muted);margin-left:4px;letter-spacing:0;}
.cmp-cards{display:grid;gap:18px;}
.cmp-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-card);}
.cmp-card.is-featured{border:2px solid var(--c-accent);}
.cmp-card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px dashed var(--c-line);}
.cmp-card dl{margin:16px 0 0;display:grid;gap:10px;}
.cmp-card dl div{display:flex;justify-content:space-between;gap:16px;font-size:14.5px;}
.cmp-card dl dt{color:var(--c-muted);font-weight:400;margin:0;}
.cmp-card dl dd{margin:0;font-weight:600;color:var(--c-ink);}

/* ---------- 限时入口 ---------- */
.promo-band{
  background:var(--c-deep) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  background-blend-mode:normal;
  position:relative;
  padding:66px 0;
}
.promo-band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,31,23,.95) 0%,rgba(11,31,23,.86) 55%,rgba(11,31,23,.7) 100%);}
.promo-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.promo-flag{display:inline-block;background:var(--c-hot);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:1px;border-radius:999px;padding:4px 14px;}
.promo-inner h2{color:#fff;font-size:clamp(24px,3vw,32px);margin-top:16px;}
.promo-inner .promo-desc{color:rgba(255,255,255,.7);font-size:15px;margin-top:12px;max-width:460px;}
.promo-right{display:flex;flex-direction:column;gap:20px;align-items:flex-start;}
.countdown{display:flex;align-items:baseline;gap:8px;font-weight:800;font-size:clamp(44px,6vw,72px);color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-1px;line-height:1;}
.countdown span{min-width:1.6ch;text-align:center;}
.countdown em{font-style:normal;color:var(--c-accent);}
.countdown-note{font-size:13px;color:rgba(255,255,255,.55);margin-top:-8px;}
.quota{width:100%;max-width:420px;}
.quota-row{display:flex;justify-content:space-between;font-size:13.5px;color:rgba(255,255,255,.75);margin-bottom:8px;}
.quota-row b{color:var(--c-accent);font-variant-numeric:tabular-nums;}
.progress{height:8px;border-radius:999px;background:#DCE1D8;overflow:hidden;}
.progress-fill{height:100%;border-radius:999px;background:var(--c-accent);transition:width .6s ease;}
@media (max-width:991.98px){
  .promo-inner{grid-template-columns:1fr;gap:32px;}
  .promo-band{padding:56px 0;}
}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(184,255,42,.8);}
.news-thumb{position:relative;aspect-ratio:16/10;background:var(--c-ink);overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.tag-cat{align-self:flex-start;font-size:12.5px;font-weight:700;color:var(--c-ink);background:rgba(11,31,23,.07);border-radius:999px;padding:3px 12px;}
.news-body h3{font-size:18px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-sum{font-size:14.5px;color:var(--c-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--c-muted);}
.news-more{font-weight:700;color:var(--c-ink);display:inline-flex;align-items:center;gap:5px;}
.news-more::after{content:"";width:6px;height:6px;border-right:2px solid var(--c-accent);border-bottom:2px solid var(--c-accent);transform:rotate(-45deg);}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-card);
  padding:64px 24px;text-align:center;box-shadow:var(--sh-card);
}
.empty-state .empty-icon{width:56px;height:56px;border-radius:50%;border:2px solid var(--c-accent);display:flex;align-items:center;justify-content:center;}
.empty-state .empty-icon::after{content:"";width:18px;height:18px;border-radius:4px;background:var(--c-ink);}
.empty-state p{color:var(--c-muted);font-size:15.5px;}
@media (max-width:991.98px){ .news-grid{grid-template-columns:repeat(2,1fr);} }
@media (max-width:767.98px){ .news-grid{grid-template-columns:1fr;} }

/* ---------- FAQ ---------- */
.faq{max-width:900px;}
.faq .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card) !important;
  margin-bottom:14px;overflow:hidden;box-shadow:0 4px 14px rgba(11,31,23,.05);
}
.faq .accordion-button{
  background:#fff;color:var(--c-ink);font-weight:700;font-size:17px;
  padding:20px 22px;box-shadow:none !important;border:0;line-height:1.6;
}
.faq .accordion-button:not(.collapsed){color:var(--c-ink);background:#fff;}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-accent);outline-offset:-2px;}
.faq .accordion-button::after{
  content:"";width:10px;height:10px;margin-left:auto;flex:0 0 auto;
  border-right:2px solid var(--c-accent);border-bottom:2px solid var(--c-accent);
  background-image:none;transform:rotate(45deg);transition:transform .25s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq .accordion-body{padding:0 22px 22px;color:var(--c-muted);font-size:15.5px;line-height:1.85;}

/* ---------- 表单 ---------- */
.consult-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:start;}
.form-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:32px;box-shadow:var(--sh-card);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:700;color:var(--c-ink);margin-bottom:8px;}
.field label i{color:var(--c-hot);font-style:normal;margin-left:2px;}
.field input[type="text"],.field input[type="tel"],.field select,.field textarea{
  width:100%;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-input);
  padding:12px 14px;font-size:15px;color:var(--c-text);transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:118px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:#9AA7A1;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(184,255,42,.28);
}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--c-hot);box-shadow:0 0 0 3px rgba(255,90,31,.14);}
.field .err{display:none;font-size:13px;color:var(--c-hot);margin-top:6px;}
.field.is-error .err{display:block;}
.checkbox-line{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--c-muted);line-height:1.7;}
.checkbox-line input{width:16px;height:16px;margin-top:6px;accent-color:#0B1F17;flex:0 0 auto;}
.form-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:22px;flex-wrap:wrap;}
.form-note{font-size:13px;color:var(--c-muted);}
.form-ok{display:none;margin-top:18px;background:rgba(18,161,91,.1);border:1px solid rgba(18,161,91,.4);color:var(--c-ok);border-radius:var(--r-input);padding:12px 16px;font-size:14.5px;font-weight:600;}
.form-ok.show{display:block;}
.consult-side{display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--c-deep);border-radius:var(--r-card);padding:28px;color:#fff;position:relative;overflow:hidden;}
.side-card::after{content:"";position:absolute;right:-46px;top:-46px;width:140px;height:140px;border:1px solid rgba(184,255,42,.35);border-radius:50%;}
.side-card h3{color:#fff;font-size:20px;}
.side-card .side-sub{font-size:14px;color:rgba(255,255,255,.62);margin-top:8px;}
.promise-list{margin-top:20px;display:flex;flex-direction:column;gap:14px;}
.promise-list li{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;color:#fff;}
.promise-list li::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--c-accent);flex:0 0 auto;}
.side-info{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-card);}
.side-info h4{font-size:17px;margin-bottom:12px;}
.side-info ul{display:flex;flex-direction:column;gap:10px;}
.side-info li{font-size:14.5px;color:var(--c-muted);display:flex;justify-content:space-between;gap:14px;border-bottom:1px dashed var(--c-line);padding-bottom:10px;}
.side-info li:last-child{border-bottom:0;padding-bottom:0;}
.side-info li b{color:var(--c-ink);font-weight:700;}
@media (max-width:991.98px){
  .consult-grid{grid-template-columns:1fr;gap:26px;}
  .form-card{padding:24px;}
}
@media (max-width:575.98px){
  .form-row{grid-template-columns:1fr;gap:0;}
  .form-actions .btn-main{width:100%;}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.72);padding:72px 0 0;position:relative;}
.site-footer::before{content:"";position:absolute;left:0;top:0;right:0;height:2px;background:var(--c-accent);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--c-accent);}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:320px;}
.footer-col h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14.5px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--c-accent);}
.footer-col li span{font-size:14.5px;color:rgba(255,255,255,.66);}
.footer-bottom{
  margin-top:56px;padding:22px 0 26px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.5);}
.footer-bottom a:hover{color:var(--c-accent);}
@media (max-width:991.98px){ .footer-grid{grid-template-columns:1fr 1fr;gap:34px;} }
@media (max-width:575.98px){
  .site-footer{padding:52px 0 0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{margin-top:36px;flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --c-ink:#0B1F17;
  --c-accent:#B8FF2A;
  --c-hot:#FF5A1F;
  --c-bg:#F5F6F2;
  --c-deep:#0B1F17;
  --c-text:#101613;
  --c-muted:#5A6762;
  --c-line:#DCE1D8;
  --c-ok:#12A15B;
  --c-warn:#E0A800;
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",Arial,sans-serif;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --sh:0 8px 24px rgba(11,31,23,.08);
  --sh-hover:0 16px 40px rgba(11,31,23,.14);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
a:hover{color:var(--c-ink)}
h1,h2,h3,h4,h5{margin:0;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
::selection{background:var(--c-accent);color:var(--c-ink)}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
.section-head h2{font-size:32px;font-weight:700}
.section-head .sub{color:var(--c-muted);font-size:15px;margin-top:8px;max-width:640px}
.link-more{font-size:14px;font-weight:600;color:var(--c-ink);display:inline-flex;align-items:center;gap:6px}
.link-more i{font-size:12px;transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--c-ink);
  border-bottom:2px solid rgba(184,255,42,.35);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(11,31,23,.3)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;letter-spacing:.2px}
.brand:hover{color:#fff}
.brand-mark{width:26px;height:26px;border-radius:7px;background:var(--c-accent);flex:none;box-shadow:0 0 0 3px rgba(184,255,42,.18)}
.nav-links{gap:4px;align-items:center}
.nav-links a{
  position:relative;padding:10px 14px;border-radius:8px;
  color:rgba(255,255,255,.76);font-size:15.5px;font-weight:600;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:3px;border-radius:3px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:#fff}
.nav-links a.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{
  width:42px;height:42px;border-radius:10px;cursor:pointer;
  border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(255,255,255,.14)}
.mobile-drawer{background:var(--c-ink);border-bottom:2px solid rgba(184,255,42,.35)}
.mobile-drawer a{display:block;padding:13px 4px;color:rgba(255,255,255,.82);font-weight:600;border-bottom:1px solid rgba(255,255,255,.08)}
.mobile-drawer a:hover{color:var(--c-accent)}
.mobile-drawer a:last-child{border-bottom:0}

/* ---------- 按钮 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:0;
  background:var(--c-accent);color:var(--c-ink);font-weight:700;font-size:15px;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(184,255,42,.3);color:var(--c-ink)}
.btn-main:active{transform:translateY(1px)}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 20px;border-radius:var(--r-btn);
  border:2px solid var(--c-ink);background:transparent;color:var(--c-ink);
  font-weight:700;font-size:15px;
}
.btn-line:hover{background:var(--c-ink);color:var(--c-accent)}
.btn-line:active{transform:translateY(1px)}
.btn-line.on-dark{border-color:rgba(255,255,255,.55);color:#fff}
.btn-line.on-dark:hover{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink)}
.btn-hot{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);border:0;
  background:var(--c-hot);color:#fff;font-weight:700;font-size:15px;
}
.btn-hot:hover{background:#e84c14;color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(255,90,31,.3)}
.btn-hot:active{transform:translateY(1px)}

.badge-soft{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:#EDF0E9;color:var(--c-ink);border:1px solid var(--c-line);
}
.badge-accent{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;background:rgba(184,255,42,.16);color:var(--c-ink);border:1px solid rgba(184,255,42,.6);
}

/* ---------- 文章头部 ---------- */
.article-hero{position:relative;background:var(--c-deep);color:#fff;padding:38px 0 46px;overflow:hidden}
.article-hero .bg{
  position:absolute;inset:0;
  background:url(/assets/images/backpic/back-1.webp) center/cover no-repeat;
  opacity:.16;
}
.article-hero .arc{
  position:absolute;right:-120px;top:-60px;width:460px;height:460px;border-radius:50%;
  border:1px solid rgba(184,255,42,.22);pointer-events:none;
}
.article-hero .arc::after{
  content:"";position:absolute;inset:70px;border-radius:50%;border:1px dashed rgba(184,255,42,.14);
}
.article-hero .wrap{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.58)}
.crumb a{color:rgba(255,255,255,.58)}
.crumb a:hover{color:var(--c-accent)}
.crumb .sep{opacity:.45}
.crumb .cur{color:rgba(255,255,255,.88)}
.crumb .cat{color:rgba(255,255,255,.75)}
.article-title{
  font-size:46px;font-weight:800;color:#fff;margin-top:16px;max-width:940px;
  text-shadow:0 2px 18px rgba(0,0,0,.25);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;margin-top:18px;font-size:13.5px;color:rgba(255,255,255,.6)}
.article-meta .m{position:relative;padding:0 14px}
.article-meta .m:first-child{padding-left:0}
.article-meta .m+.m::before{
  content:"";position:absolute;left:0;top:50%;width:3px;height:3px;border-radius:50%;
  background:rgba(255,255,255,.45);transform:translateY(-50%);
}
.article-meta .cat-badge{
  background:rgba(184,255,42,.14);border:1px solid rgba(184,255,42,.45);color:var(--c-accent);
  border-radius:999px;padding:3px 12px;font-size:12.5px;font-weight:600;
}

/* ---------- 正文布局 ---------- */
.article-main{padding:56px 0 72px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}
.reader-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:40px 44px;box-shadow:var(--sh);max-width:840px;
}
.article-body{font-size:17px;line-height:1.9;color:var(--c-text)}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 20px}
.article-body h2{
  position:relative;font-size:30px;font-weight:700;color:var(--c-ink);
  margin:42px 0 18px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:3px;border-radius:3px;background:var(--c-accent);
}
.article-body h3{font-size:22px;font-weight:600;color:var(--c-ink);margin:32px 0 14px}
.article-body h4{font-size:18px;font-weight:600;color:var(--c-ink);margin:24px 0 12px}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:0}
.article-body ul li{position:relative;padding-left:24px;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.68em;width:8px;height:8px;border-radius:2px;background:var(--c-accent);
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:.24em;width:20px;height:20px;border-radius:50%;
  background:var(--c-ink);color:var(--c-accent);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:#F7F8F4;
  border-left:4px solid var(--c-accent);border-radius:0 12px 12px 0;color:#28332D;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-img);margin:26px auto;height:auto}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13.5px;color:var(--c-muted);text-align:center;margin-top:10px}
.article-body a{color:var(--c-ink);border-bottom:2px solid var(--c-accent);font-weight:600}
.article-body a:hover{background:rgba(184,255,42,.24)}
.article-body strong{font-weight:700;color:var(--c-ink)}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;margin:24px 0;
  white-space:nowrap;border:1px solid var(--c-line);border-radius:10px;
}
.article-body thead th{background:var(--c-ink);color:#fff;font-weight:600;padding:12px 16px;text-align:left}
.article-body tbody td{padding:11px 16px;border-top:1px solid var(--c-line)}
.article-body tbody tr:nth-child(even){background:#FAFBF7}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0}

/* ---------- 空态 ---------- */
.empty-state{
  text-align:center;padding:64px 24px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-card);
}
.empty-state .ico{
  width:64px;height:64px;margin:0 auto 18px;border-radius:50%;
  background:rgba(184,255,42,.18);border:1px solid rgba(184,255,42,.6);color:var(--c-ink);
  display:flex;align-items:center;justify-content:center;font-size:24px;
}
.empty-state h2{font-size:22px;font-weight:700;margin-bottom:10px}
.empty-state p{color:var(--c-muted);margin-bottom:22px}

/* ---------- 标签组 ---------- */
.tag-block{margin-top:36px;padding-top:24px;border-top:1px solid var(--c-line)}
.tag-block h4{font-size:14px;color:var(--c-muted);font-weight:600;margin-bottom:12px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag-list a{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-muted);font-size:13px;
}
.tag-list a:hover{border-color:var(--c-accent);color:var(--c-ink);background:rgba(184,255,42,.14)}

/* ---------- 侧栏 ---------- */
.side{position:sticky;top:96px}
.side-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh);margin-bottom:20px;
}
.side-card h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:10px;height:10px;border-radius:3px;background:var(--c-accent)}
.side-list li+li{border-top:1px solid var(--c-line)}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14.5px;color:var(--c-muted);
}
.side-list a i{font-size:11px;color:var(--c-ink);transition:transform .2s ease}
.side-list a:hover{color:var(--c-ink)}
.side-list a:hover i{transform:translateX(3px)}
.side-cta{background:var(--c-ink);border-color:var(--c-ink)}
.side-cta h3{color:#fff}
.side-cta h3::before{background:var(--c-accent)}
.side-cta p{color:rgba(255,255,255,.68);font-size:14px;margin-bottom:16px}
.side-cta .btn-main{width:100%}

/* ---------- 相关推荐 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh);
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);color:inherit}
.thumb{
  display:block;aspect-ratio:16/10;overflow:hidden;background-color:var(--c-ink);
}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card:hover .thumb img{transform:scale(1.04)}
.news-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{
  font-size:18px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{margin-top:auto;font-size:13px;color:var(--c-muted);display:flex;align-items:center;gap:8px}

/* ---------- 上一篇 / 下一篇 ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px}
.post-nav a{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh);
}
.post-nav a:hover{border-color:var(--c-accent);box-shadow:var(--sh-hover);transform:translateY(-2px)}
.post-nav .k{font-size:12.5px;color:var(--c-muted)}
.post-nav .t{font-size:15.5px;font-weight:600}
.back-row{margin-top:26px;display:flex;justify-content:center}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--c-deep);color:#fff;position:relative;overflow:hidden;padding:64px 0}
.cta-band::before{
  content:"";position:absolute;left:-160px;bottom:-220px;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(184,255,42,.16);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:30px;font-weight:700;color:#fff}
.cta-inner p{color:rgba(255,255,255,.66);font-size:15px;margin-top:10px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-deep);color:rgba(255,255,255,.72);padding:72px 0 0;border-top:2px solid rgba(184,255,42,.3)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;margin-bottom:16px}
.footer-desc{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul li+li{margin-top:11px}
.footer-col a,.footer-col span{font-size:14.5px;color:rgba(255,255,255,.62)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.5);
}

/* ---------- 底部 Tab ---------- */
.tabbar{display:none}
@media (max-width:767.98px){
  .tabbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1040;
    background:var(--c-ink);border-top:2px solid rgba(184,255,42,.35);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  }
  .tab-item{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:6px 2px;border-radius:10px;font-size:11.5px;color:rgba(255,255,255,.45);font-weight:600;
  }
  .tab-item i{font-size:17px}
  .tab-item:hover,.tab-item.is-active{color:var(--c-accent)}
  body{padding-bottom:82px}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;gap:32px}
  .article-title{font-size:40px}
}
@media (max-width:991.98px){
  .section{padding:80px 0}
  .article-layout{grid-template-columns:1fr}
  .side{position:static;display:grid;grid-template-columns:1fr 1fr;gap:20px}
  .side-card{margin-bottom:0}
  .reader-card{max-width:none}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  .wrap{padding:0 16px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:26px}
  .section-head h2{font-size:25px}
  .article-hero{padding:26px 0 34px}
  .article-hero .arc{display:none}
  .article-title{font-size:30px;margin-top:12px}
  .article-main{padding:36px 0 48px}
  .reader-card{padding:22px 18px;border-radius:12px}
  .article-body{font-size:16.5px;line-height:1.88}
  .article-body h2{font-size:23px;margin:32px 0 14px}
  .article-body h3{font-size:19px}
  .side{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .post-nav{grid-template-columns:1fr}
  .cta-band{padding:48px 0}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-inner h2{font-size:24px}
  .cta-actions{width:100%}
  .cta-actions .btn-main,.cta-actions .btn-line{flex:1}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .article-meta{font-size:13px}
  .article-meta .m{padding:0 10px}
}
@media (max-width:519.98px){
  .brand{font-size:17px}
  .header-actions .btn-main{padding:10px 14px;font-size:14px}
  .article-body h2{font-size:21px}
  .article-body h2::before{top:.2em;bottom:.2em}
}

/* roulang page: category1 */
:root{
  --c-ink:#0B1F17;
  --c-accent:#B8FF2A;
  --c-hot:#FF5A1F;
  --c-bg:#F5F6F2;
  --c-deep:#0B1F17;
  --c-text:#101613;
  --c-muted:#5A6762;
  --c-line:#DCE1D8;
  --c-ok:#12A15B;
  --c-warn:#E0A800;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --sh-card:0 8px 24px rgba(11,31,23,.08);
  --sh-hover:0 16px 40px rgba(11,31,23,.14);
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --h-header:72px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:150px;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:-.01em;color:var(--c-ink);}
p{margin:0 0 16px;}
img{max-width:100%;display:block;border:0;}
ul{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,opacity .2s ease;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.dark-band{background:var(--c-deep);color:rgba(255,255,255,.78);}
.dark-band h2,.dark-band h3{color:#fff;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--c-ink);
  border-bottom:2px solid var(--c-accent);
}
.header-inner{display:flex;align-items:center;gap:26px;height:var(--h-header);}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:800;letter-spacing:-.01em;flex:0 0 auto;}
.brand-mark{width:22px;height:22px;border-radius:6px;background:var(--c-accent);box-shadow:0 0 0 4px rgba(184,255,42,.14);flex:0 0 auto;}
.brand:hover{color:#fff;}
.brand:hover .brand-mark{background:#caff55;}

.nav-links{display:flex;align-items:center;gap:4px;margin:0;}
.nav-links a{
  position:relative;display:block;padding:8px 14px;border-radius:8px;
  color:rgba(255,255,255,.76);font-size:15px;font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;border-radius:2px;
  background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.07);}
.nav-links a:hover::after{transform:scaleX(1);}
.nav-links a.is-active{color:#fff;font-weight:700;}
.nav-links a.is-active::after{transform:scaleX(1);}

.header-cta{margin-left:auto;}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:10px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:18px;display:inline-flex;align-items:center;justify-content:center;
  transition:background-color .2s ease,border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{background:rgba(184,255,42,.16);border-color:var(--c-accent);color:var(--c-accent);}
.drawer{background:var(--c-ink);border-top:1px solid rgba(255,255,255,.1);}
.drawer-inner{display:flex;flex-direction:column;gap:4px;padding-top:12px;padding-bottom:20px;}
.drawer-inner a{
  color:rgba(255,255,255,.82);font-size:16px;padding:12px 14px;border-radius:10px;
}
.drawer-inner a:hover{background:rgba(255,255,255,.07);color:#fff;}
.drawer-inner a.is-active{color:var(--c-accent);background:rgba(184,255,42,.1);}
.drawer-inner .btn{margin-top:12px;align-self:flex-start;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:15px;line-height:1.2;padding:13px 26px;
  border-radius:var(--r-btn);border:2px solid transparent;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn-brand{background:var(--c-accent);color:var(--c-ink);box-shadow:0 8px 22px rgba(184,255,42,.22);}
.btn-brand:hover{background:#caff55;color:var(--c-ink);transform:translateY(-2px);box-shadow:0 14px 30px rgba(184,255,42,.3);}
.btn-line{border-color:var(--c-ink);color:var(--c-ink);background:transparent;}
.btn-line:hover{background:var(--c-ink);color:var(--c-accent);transform:translateY(-2px);}
.btn-on-dark{border-color:rgba(255,255,255,.42);color:#fff;background:transparent;}
.btn-on-dark:hover{border-color:var(--c-accent);color:var(--c-accent);transform:translateY(-2px);}
.btn-hot{background:var(--c-hot);color:#fff;box-shadow:0 8px 22px rgba(255,90,31,.26);}
.btn-hot:hover{background:#ff7038;color:#fff;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ============ 分类横幅 ============ */
.cat-hero{position:relative;background:var(--c-deep);color:#fff;overflow:hidden;padding:64px 0 60px;min-height:270px;display:flex;align-items:center;}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  opacity:.3;
}
.cat-hero::after{
  content:"";position:absolute;left:-120px;top:-90px;width:440px;height:440px;
  border:1px solid rgba(184,255,42,.14);border-radius:50%;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55);margin-bottom:18px;}
.crumb a:hover{color:var(--c-accent);}
.crumb .cur{color:rgba(255,255,255,.8);}
.cat-hero h1{
  color:#fff;font-size:clamp(30px,4.4vw,48px);font-weight:800;line-height:1.22;
  letter-spacing:-.02em;max-width:820px;margin-bottom:16px;
}
.cat-hero h1 em{font-style:normal;color:var(--c-accent);}
.hero-sub{font-size:17px;color:rgba(255,255,255,.72);max-width:640px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;font-size:13.5px;color:rgba(255,255,255,.6);}
.hero-meta li{position:relative;padding-left:16px;}
.hero-meta li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--c-accent);}

/* ============ 锚点导航条 ============ */
.anchor-bar{
  position:sticky;top:var(--h-header);z-index:1020;
  background:#fff;border-bottom:1px solid var(--c-line);
  box-shadow:0 6px 18px rgba(11,31,23,.04);
}
.anchor-inner{display:flex;gap:30px;overflow-x:auto;padding:14px 0;-webkit-overflow-scrolling:touch;}
.anchor-inner::-webkit-scrollbar{height:0;}
.anchor-inner a{
  position:relative;flex:0 0 auto;font-size:14.5px;font-weight:600;color:var(--c-muted);padding-bottom:2px;
}
.anchor-inner a::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;background:var(--c-accent);
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.anchor-inner a:hover{color:var(--c-ink);}
.anchor-inner a:hover::after{transform:scaleX(1);}

/* ============ 板块标题 ============ */
.sec-head{margin-bottom:44px;max-width:720px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head.between{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;max-width:none;}
.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:var(--c-ink);background:rgba(184,255,42,.5);
  padding:5px 14px;border-radius:999px;margin-bottom:16px;
}
.sec-head h2{font-size:clamp(24px,3.2vw,33px);font-weight:700;margin-bottom:14px;}
.sec-head p{color:var(--c-muted);font-size:16px;margin:0;max-width:620px;}
.sec-head.center p{margin-left:auto;margin-right:auto;}
.link-more{font-size:14.5px;font-weight:600;color:var(--c-ink);display:inline-flex;align-items:center;gap:8px;}
.link-more i{transition:transform .2s ease;}
.link-more:hover{color:var(--c-hot);}
.link-more:hover i{transform:translateX(4px);}

/* ============ 交错图文 ============ */
.zig-list{display:flex;flex-direction:column;gap:84px;}
.zig{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.zig:nth-child(even) .zig-media{order:2;}
.media-frame{
  position:relative;aspect-ratio:16/10;border-radius:12px;overflow:hidden;
  background:var(--c-ink);border:1px solid var(--c-line);
  box-shadow:var(--sh-card);transition:box-shadow .25s ease,transform .25s ease;
}
.media-frame img{width:100%;height:100%;object-fit:cover;}
.zig:hover .media-frame{box-shadow:var(--sh-hover);transform:translateY(-2px);}
.zig-body h3{font-size:21px;font-weight:600;margin-bottom:14px;}
.zig-body p{color:var(--c-muted);margin-bottom:18px;}
.tag{
  display:inline-block;font-size:12.5px;font-weight:600;padding:4px 12px;border-radius:999px;
  background:rgba(11,31,23,.06);color:var(--c-ink);border:1px solid var(--c-line);margin-bottom:14px;
}
.tag-hot{background:var(--c-hot);color:#fff;border-color:var(--c-hot);}
.check-list li{
  position:relative;padding-left:20px;margin-bottom:10px;font-size:15.5px;color:var(--c-text);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;background:var(--c-accent);
  box-shadow:0 0 0 2px rgba(184,255,42,.25);
}

/* ============ 数据条 ============ */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{
  position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:28px 24px 22px;box-shadow:var(--sh-card);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease;
}
.stat-card::before{content:"";position:absolute;left:0;top:0;right:0;height:6px;background:var(--c-accent);}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.stat-num{
  font-size:46px;font-weight:800;line-height:1.05;color:var(--c-ink);
  font-variant-numeric:tabular-nums;letter-spacing:-.03em;margin-bottom:8px;
}
.stat-label{font-size:16px;font-weight:600;color:var(--c-ink);margin-bottom:6px;}
.stat-note{font-size:13.5px;color:var(--c-muted);margin:0;line-height:1.7;}

/* ============ FAQ ============ */
.faq-acc{max-width:880px;margin:0 auto;}
.faq-acc .accordion-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;margin-bottom:14px;box-shadow:var(--sh-card);
  transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-acc .accordion-item:hover{box-shadow:var(--sh-hover);}
.faq-acc .accordion-button{
  background:#fff;color:var(--c-ink);font-size:17px;font-weight:700;
  padding:20px 22px;box-shadow:none;border:0;border-radius:var(--r-card);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--c-ink);background:#F7FBEF;}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq-acc .accordion-button::after{
  content:"";flex:0 0 auto;width:0;height:0;margin:0;
  border-left:7px solid transparent;border-right:7px solid transparent;
  border-top:9px solid var(--c-accent);
  background-image:none;transition:transform .25s ease;transform:none;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.faq-acc .accordion-body{
  padding:4px 22px 24px;font-size:15.5px;line-height:1.85;color:var(--c-muted);
  border-top:1px solid var(--c-line);
}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;background:var(--c-deep);color:#fff;padding:84px 0;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-140px;bottom:-160px;width:420px;height:420px;
  border:1px solid rgba(184,255,42,.14);border-radius:50%;pointer-events:none;
}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:760px;margin:0 auto;}
.cta-inner h2{color:#fff;font-size:clamp(24px,3.2vw,32px);margin-bottom:14px;}
.cta-inner p{color:rgba(255,255,255,.7);margin-bottom:30px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ============ 相关推荐 ============ */
.related-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.related-list li{margin:0;}
.related-list a{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:20px 22px;font-size:15.5px;font-weight:600;color:var(--c-ink);
  box-shadow:var(--sh-card);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.related-list a i{color:var(--c-muted);transition:transform .2s ease,color .2s ease;}
.related-list a:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:rgba(184,255,42,.7);}
.related-list a:hover i{transform:translateX(4px);color:var(--c-ink);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding:68px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:52px;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);max-width:330px;margin:0;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-col li{margin-bottom:12px;font-size:14px;line-height:1.6;}
.footer-col li span{color:rgba(255,255,255,.58);}
.footer-col a{color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--c-accent);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:22px 0;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 移动端底部 Tab ============ */
.mobile-tab{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  display:flex;background:var(--c-ink);
  border-top:1px solid rgba(255,255,255,.12);
  padding-bottom:env(safe-area-inset-bottom);
}
.mobile-tab a{
  flex:1;height:58px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  font-size:11px;color:rgba(255,255,255,.45);
}
.mobile-tab a i{font-size:17px;line-height:1;}
.mobile-tab a.is-active{color:var(--c-accent);}
.mobile-tab a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .zig{gap:40px;}
  .footer-grid{gap:32px;}
}

@media (max-width:991.98px){
  :root{--h-header:64px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .wrap{padding:0 20px;}
  .zig{grid-template-columns:1fr;gap:26px;}
  .zig:nth-child(even) .zig-media{order:0;}
  .zig-list{gap:60px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .related-list{grid-template-columns:1fr;}
  .cat-hero{padding:52px 0 48px;min-height:240px;}
  body{padding-bottom:0;}
  main{padding-bottom:84px;}
  html{scroll-padding-top:132px;}
}

@media (max-width:767.98px){
  .sec-head{margin-bottom:32px;}
  .sec-head.between{flex-direction:column;align-items:flex-start;gap:10px;}
  .hero-meta{gap:18px;}
  .hero-actions .btn{flex:1 1 auto;}
  .cta-band{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

@media (max-width:575.98px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .stat-strip{grid-template-columns:1fr;gap:16px;}
  .stat-num{font-size:40px;}
  .cat-hero::after{display:none;}
  .cta-band::before{display:none;}
  .btn{width:100%;}
  .header-cta{width:auto;}
  .hero-actions{flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --c-ink:#0B1F17;
  --c-accent:#B8FF2A;
  --c-hot:#FF5A1F;
  --c-bg:#F5F6F2;
  --c-deep:#0B1F17;
  --c-text:#101613;
  --c-muted:#5A6762;
  --c-line:#DCE1D8;
  --c-ok:#12A15B;
  --c-warn:#E0A800;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --sh-card:0 8px 24px rgba(11,31,23,.08);
  --sh-hover:0 16px 40px rgba(11,31,23,.14);
  --wrap:1200px;
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--c-accent);
  outline-offset:2px;
  border-radius:6px;
}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;width:100%}
.sec{padding:104px 0}
.sec-tight{padding:72px 0}
.sec-deep{background:var(--c-deep);color:#EAF2EC}
.sec-deep h2,.sec-deep h3{color:#fff}
.sec-white{background:#fff}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:var(--c-ink);
  border-bottom:2px solid var(--c-accent);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(11,31,23,.35)}
.header-inner{
  height:var(--header-h);
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:19px;
  color:#fff;
  letter-spacing:.4px;
  white-space:nowrap;
}
.brand-mark{
  width:22px;
  height:22px;
  border-radius:6px;
  background:var(--c-accent);
  display:inline-block;
  box-shadow:0 0 0 4px rgba(184,255,42,.14);
}
.nav-links{
  align-items:center;
  gap:4px;
  margin-left:8px;
}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  font-size:15px;
  font-weight:600;
  color:rgba(255,255,255,.72);
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:3px;
  border-radius:2px;
  background:var(--c-accent);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s ease;
}
.nav-links a:hover{color:#fff;background:rgba(184,255,42,.08)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.is-active{color:#fff}
.nav-links a.is-active::after{transform:scaleX(1)}
.header-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.nav-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.22);
  background:transparent;
  color:#fff;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:rgba(184,255,42,.12);border-color:var(--c-accent)}

.mobile-drawer{
  background:var(--c-ink);
  border-top:1px solid rgba(255,255,255,.1);
  display:none;
  padding:14px 0 22px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:13px 24px;
  color:rgba(255,255,255,.8);
  font-weight:600;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.mobile-drawer a:last-child{border-bottom:0}
.mobile-drawer a.is-active{color:var(--c-accent)}
.mobile-drawer a:hover{background:rgba(184,255,42,.08);color:#fff}

/* ---------- buttons ---------- */
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  background:var(--c-accent);
  color:var(--c-ink);
  font-weight:800;
  font-size:15px;
  border:0;
  border-radius:var(--r-btn);
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  box-shadow:0 6px 18px rgba(184,255,42,.22);
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(184,255,42,.32);background:#c8ff52;color:var(--c-ink)}
.btn-main:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(184,255,42,.2)}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 24px;
  background:transparent;
  color:#fff;
  font-weight:700;
  font-size:15px;
  border:2px solid rgba(255,255,255,.45);
  border-radius:var(--r-btn);
  cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.btn-ghost:hover{background:var(--c-ink);border-color:var(--c-ink);color:var(--c-accent);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-ghost-ink{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 24px;
  background:transparent;
  color:var(--c-ink);
  font-weight:700;
  font-size:15px;
  border:2px solid var(--c-ink);
  border-radius:var(--r-btn);
  cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.btn-ghost-ink:hover{background:var(--c-ink);color:var(--c-accent);transform:translateY(-2px)}
.btn-hot{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  background:var(--c-hot);
  color:#fff;
  font-weight:800;
  font-size:15px;
  border:0;
  border-radius:var(--r-btn);
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.btn-hot:hover{background:#ff7038;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.3)}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;
  background:
    linear-gradient(100deg,rgba(11,31,23,.94) 0%,rgba(11,31,23,.82) 52%,rgba(11,31,23,.62) 100%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:#fff;
  padding:78px 0 70px;
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-140px;
  top:-120px;
  width:420px;
  height:420px;
  border:1px solid rgba(184,255,42,.22);
  border-radius:50%;
  pointer-events:none;
}
.cat-hero .wrap{position:relative;z-index:2}
.crumb{
  font-size:13px;
  color:rgba(255,255,255,.6);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin-bottom:20px;
}
.crumb a:hover{color:var(--c-accent)}
.crumb span.dot{opacity:.5}
.cat-hero h1{
  font-size:48px;
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.5px;
  max-width:900px;
}
.cat-hero p.lead{
  margin-top:18px;
  font-size:17px;
  color:rgba(255,255,255,.78);
  max-width:660px;
}
.hero-tags{
  margin-top:26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.hero-tags span{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 14px;
  border-radius:999px;
  border:1px solid rgba(184,255,42,.4);
  color:var(--c-accent);
  font-size:13px;
  font-weight:600;
  background:rgba(184,255,42,.08);
}

/* ---------- anchor bar ---------- */
.anchor-bar{
  position:sticky;
  top:var(--header-h);
  z-index:1020;
  background:#fff;
  border-bottom:1px solid var(--c-line);
  box-shadow:0 6px 18px rgba(11,31,23,.05);
}
.anchor-inner{
  display:flex;
  align-items:center;
  gap:6px;
  overflow-x:auto;
  scrollbar-width:none;
  padding:10px 0;
}
.anchor-inner::-webkit-scrollbar{display:none}
.anchor-inner a{
  white-space:nowrap;
  padding:8px 16px;
  font-size:14px;
  font-weight:600;
  color:var(--c-muted);
  border-radius:999px;
  transition:background .2s ease,color .2s ease;
}
.anchor-inner a:hover{background:#EAF3E4;color:var(--c-ink)}
.anchor-inner a.is-on{background:var(--c-ink);color:var(--c-accent)}

/* ---------- section head ---------- */
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head .kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.2px;
  color:var(--c-ink);
  text-transform:uppercase;
  margin-bottom:14px;
}
.sec-head .kicker::before{
  content:"";
  width:26px;
  height:3px;
  border-radius:2px;
  background:var(--c-accent);
}
.sec-head h2{
  font-size:32px;
  font-weight:700;
  line-height:1.35;
  letter-spacing:-.3px;
}
.sec-head p{
  margin-top:14px;
  color:var(--c-muted);
  font-size:16px;
}
.sec-deep .sec-head p{color:rgba(234,242,236,.72)}
.sec-deep .sec-head .kicker{color:var(--c-accent)}

/* ---------- badges row ---------- */
.badge-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 18px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--c-line);
  font-size:14px;
  font-weight:600;
  color:var(--c-ink);
  box-shadow:0 4px 12px rgba(11,31,23,.05);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.badge-pill i{color:var(--c-accent);font-size:13px;text-shadow:0 0 1px rgba(11,31,23,.35)}
.badge-pill:hover{transform:translateY(-2px);border-color:var(--c-accent);box-shadow:0 10px 24px rgba(11,31,23,.1)}

/* ---------- card grid ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.data-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  display:flex;
  flex-direction:column;
}
.data-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#C7D2C2}
.thumb{
  position:relative;
  width:100%;
  aspect-ratio:16/10;
  background:var(--c-ink);
  overflow:hidden;
}
.thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.data-card:hover .thumb img{transform:scale(1.04)}
.thumb .tag{
  position:absolute;
  left:14px;
  top:14px;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(11,31,23,.82);
  color:var(--c-accent);
  font-size:12px;
  font-weight:700;
  letter-spacing:.4px;
}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.card-body h3{
  font-size:20px;
  font-weight:600;
  line-height:1.45;
  color:var(--c-ink);
}
.card-body p{
  margin-top:10px;
  font-size:15px;
  color:var(--c-muted);
  line-height:1.8;
}
.card-body ul{
  margin-top:16px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.card-body ul li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--c-text);
}
.card-body ul li::before{
  content:"";
  position:absolute;
  left:0;
  top:10px;
  width:8px;
  height:8px;
  border-radius:2px;
  background:var(--c-accent);
}
.card-foot{
  margin-top:auto;
  padding-top:18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:14px;
  font-weight:700;
  color:var(--c-ink);
}
.card-foot i{color:var(--c-hot);transition:transform .2s ease}
.data-card:hover .card-foot i{transform:translateX(4px)}

/* ---------- compare ---------- */
.compare-wrap{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  overflow:hidden;
}
.compare-table{
  width:100%;
  border-collapse:collapse;
  min-width:760px;
}
.compare-table thead th{
  background:var(--c-ink);
  color:#fff;
  font-size:15px;
  font-weight:700;
  padding:18px 20px;
  text-align:left;
  border-right:1px solid rgba(255,255,255,.08);
}
.compare-table thead th:first-child{width:26%}
.compare-table thead th.rec{
  position:relative;
  background:#12291F;
  box-shadow:inset 0 0 0 2px var(--c-accent);
  color:var(--c-accent);
}
.compare-table thead th.rec .rib{
  display:inline-block;
  margin-left:8px;
  padding:2px 9px;
  border-radius:999px;
  background:var(--c-hot);
  color:#fff;
  font-size:11px;
  font-weight:800;
  vertical-align:middle;
}
.compare-table tbody th{
  text-align:left;
  font-weight:600;
  font-size:15px;
  color:var(--c-ink);
  padding:16px 20px;
  background:#FAFBF7;
  border-bottom:1px solid var(--c-line);
}
.compare-table tbody td{
  padding:16px 20px;
  font-size:15px;
  color:var(--c-text);
  border-bottom:1px solid var(--c-line);
  border-left:1px solid var(--c-line);
}
.compare-table tbody tr:nth-child(even) td{background:#FAFBF7}
.compare-table tbody tr:hover td{background:#F1F6EA}
.compare-table td.hl{
  background:#F4FBEA;
  box-shadow:inset 2px 0 0 var(--c-accent),inset -2px 0 0 var(--c-accent);
  font-weight:600;
}
.compare-table .num{
  font-variant-numeric:tabular-nums;
  font-weight:800;
  color:var(--c-hot);
}
.compare-scroll{overflow-x:auto}

.compare-cards{display:none;gap:20px;flex-direction:column}
.cmp-card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-card);
}
.cmp-card.is-rec{border:2px solid var(--c-accent);box-shadow:0 12px 30px rgba(11,31,23,.12)}
.cmp-card h3{
  font-size:19px;
  font-weight:700;
  color:var(--c-ink);
  display:flex;
  align-items:center;
  gap:10px;
}
.cmp-card h3 .rib{
  padding:2px 10px;
  border-radius:999px;
  background:var(--c-hot);
  color:#fff;
  font-size:11px;
  font-weight:800;
}
.cmp-card ul{margin-top:14px;display:flex;flex-direction:column;gap:0}
.cmp-card ul li{
  display:flex;
  justify-content:space-between;
  gap:16px;
  padding:11px 0;
  border-bottom:1px dashed var(--c-line);
  font-size:14px;
}
.cmp-card ul li:last-child{border-bottom:0}
.cmp-card ul li span:first-child{color:var(--c-muted)}
.cmp-card ul li span:last-child{color:var(--c-ink);font-weight:600;text-align:right}

.note-line{
  margin-top:20px;
  font-size:14px;
  color:var(--c-muted);
  display:flex;
  align-items:flex-start;
  gap:8px;
}
.note-line i{color:var(--c-hot);margin-top:6px}

/* ---------- info links ---------- */
.link-list{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.link-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 22px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  font-weight:600;
  font-size:15px;
  color:var(--c-ink);
  box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.link-item i{color:var(--c-hot);transition:transform .2s ease}
.link-item:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:var(--c-accent)}
.link-item:hover i{transform:translateX(4px)}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--c-deep);
  color:#EAF2EC;
  padding:78px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:50%;
  bottom:-260px;
  width:520px;
  height:520px;
  transform:translateX(-50%);
  border:1px solid rgba(184,255,42,.16);
  border-radius:50%;
}
.cta-band .wrap{position:relative;z-index:2;text-align:center}
.cta-band h2{font-size:32px;font-weight:700;color:#fff;line-height:1.4}
.cta-band p{margin-top:14px;color:rgba(234,242,236,.74);max-width:620px;margin-left:auto;margin-right:auto}
.cta-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.72);
  padding:66px 0 26px;
  border-top:2px solid var(--c-accent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-weight:800;
  font-size:19px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{
  width:20px;
  height:20px;
  border-radius:6px;
  background:var(--c-accent);
  display:inline-block;
}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:340px}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:18px;
  position:relative;
  padding-left:14px;
}
.footer-col h4::before{
  content:"";
  position:absolute;
  left:0;
  top:8px;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--c-accent);
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a{transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--c-accent);padding-left:4px}
.footer-bottom{
  margin-top:46px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:space-between;
  font-size:13px;
  color:rgba(255,255,255,.45);
}

/* ---------- mobile tabbar ---------- */
.tabbar{
  display:none;
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:1040;
  background:var(--c-ink);
  border-top:1px solid rgba(184,255,42,.25);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -8px 24px rgba(11,31,23,.28);
}
.tabbar-inner{
  display:flex;
  height:60px;
}
.tab-item{
  flex:1;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  font-size:11px;
  color:rgba(255,255,255,.45);
  transition:color .2s ease;
}
.tab-item i{font-size:17px}
.tab-item:hover{color:rgba(255,255,255,.8)}
.tab-item.is-active{color:var(--c-accent)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .cat-hero h1{font-size:42px}
  .link-list{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991px){
  :root{--header-h:64px}
  .sec{padding:72px 0}
  .sec-head h2,.cta-band h2{font-size:27px}
  .cat-hero{padding:60px 0 54px}
  .cat-hero h1{font-size:34px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .compare-wrap{display:none}
  .compare-cards{display:flex}
  .tabbar{display:block}
  body{padding-bottom:84px}
  .anchor-bar{top:var(--header-h)}
}
@media (max-width:767px){
  .wrap{padding:0 16px}
  .sec{padding:58px 0}
  .sec-tight{padding:48px 0}
  .cat-hero h1{font-size:30px}
  .cat-hero p.lead{font-size:15px}
  .card-grid{grid-template-columns:1fr}
  .sec-head{margin-bottom:30px}
  .sec-head h2{font-size:24px}
  .link-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:60px 0}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%}
}
@media (max-width:575px){
  .cat-hero::after{display:none}
  .hero-tags span{font-size:12px;padding:6px 11px}
  .badge-pill{font-size:13px;padding:9px 14px}
}

/* roulang page: category3 */
:root{
  --c-ink:#0B1F17;
  --c-accent:#B8FF2A;
  --c-hot:#FF5A1F;
  --c-bg:#F5F6F2;
  --c-deep:#0B1F17;
  --c-text:#101613;
  --c-muted:#5A6762;
  --c-line:#DCE1D8;
  --c-ok:#12A15B;
  --c-warn:#E0A800;
  --r-card:14px;
  --r-btn:10px;
  --r-input:10px;
  --r-img:12px;
  --r-hero:18px;
  --sh-card:0 8px 24px rgba(11,31,23,.08);
  --sh-hover:0 16px 40px rgba(11,31,23,.14);
  --wrap:1200px;
  --font:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
a:hover{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul{padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--deep{background:var(--c-deep);color:#fff}
.section--deep .sec-lead{color:rgba(255,255,255,.7)}
.sec-head{margin-bottom:40px;max-width:760px}
.sec-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--c-muted);text-transform:uppercase}
.sec-eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--c-accent)}
h1{font-size:48px;line-height:1.22;font-weight:800;letter-spacing:-.5px}
h2{font-size:32px;line-height:1.35;font-weight:700;letter-spacing:-.3px}
h3{font-size:21px;line-height:1.5;font-weight:600}
.sec-lead{font-size:16.5px;color:var(--c-muted);margin-top:14px;line-height:1.85}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:var(--c-ink);border-bottom:2px solid var(--c-accent)}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:800;letter-spacing:.4px}
.brand:hover{color:#fff}
.brand-mark{position:relative;width:22px;height:22px;border-radius:6px;background:var(--c-accent);display:inline-block;flex:0 0 22px}
.brand-mark::after{content:"";position:absolute;inset:6px;border-radius:50%;border:1.5px solid var(--c-ink)}
.nav-links{align-items:center;gap:4px}
.nav-links a{position:relative;padding:10px 14px;border-radius:8px;color:rgba(255,255,255,.8);font-size:15.5px;font-weight:600}
.nav-links a::after{content:"";position:absolute;left:14px;right:14px;bottom:5px;height:3px;border-radius:2px;background:var(--c-accent);transform:scaleX(0);transform-origin:left;transition:transform .2s ease}
.nav-links a:hover{color:#fff;background:rgba(184,255,42,.10)}
.nav-links a:hover::after,.nav-links a.is-active::after{transform:scaleX(1)}
.nav-links a.is-active{color:#fff}
.header-cta{display:inline-flex;align-items:center;gap:8px;background:var(--c-accent);color:var(--c-ink);border:2px solid var(--c-accent);border-radius:var(--r-btn);padding:10px 18px;font-weight:800;font-size:15px}
.header-cta:hover{background:#a8f01c;border-color:#a8f01c;color:var(--c-ink);transform:translateY(-1px)}
.header-cta:active{transform:translateY(1px)}
.nav-toggle{width:44px;height:40px;display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;background:transparent;border:1px solid rgba(255,255,255,.28);border-radius:8px;padding:0}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--c-accent);border-radius:2px}
.nav-toggle:hover{border-color:var(--c-accent)}
.nav-drawer{background:var(--c-ink);border-top:1px solid rgba(255,255,255,.08)}
.nav-drawer .wrap{display:grid;gap:4px;padding-top:10px;padding-bottom:18px}
.nav-drawer a{padding:12px 14px;border-radius:8px;color:rgba(255,255,255,.84);font-weight:600;font-size:15.5px}
.nav-drawer a:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-drawer a.is-active{background:rgba(184,255,42,.14);color:#fff}

/* ===== 通用按钮 ===== */
.btn-main,.btn-ghost,.btn-ghost-light,.btn-hot{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:16px;font-weight:700;line-height:1;
  padding:15px 26px;border-radius:var(--r-btn);border:2px solid transparent;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-main{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink);font-weight:800}
.btn-main:hover{background:#a8f01c;border-color:#a8f01c;color:var(--c-ink);transform:translateY(-2px);box-shadow:0 12px 26px rgba(184,255,42,.3)}
.btn-main:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:transparent;border-color:var(--c-ink);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);border-color:var(--c-ink);color:var(--c-accent);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost-light:hover{background:var(--c-accent);border-color:var(--c-accent);color:var(--c-ink);transform:translateY(-2px)}
.btn-ghost-light:active{transform:translateY(1px)}
.btn-hot{background:var(--c-hot);border-color:var(--c-hot);color:#fff;font-weight:800}
.btn-hot:hover{background:#e64c14;border-color:#e64c14;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,90,31,.28)}
.btn-hot:active{transform:translateY(1px)}
.btn-sm{padding:11px 20px;font-size:15px}

/* ===== 分类横幅 ===== */
.page-hero{position:relative;background:var(--c-deep);color:#fff;overflow:hidden;display:flex;align-items:center;min-height:272px}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(94deg,rgba(11,31,23,.95) 0%,rgba(11,31,23,.86) 46%,rgba(11,31,23,.62) 100%),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.page-hero .field-arc{position:absolute;right:-90px;top:-70px;width:420px;height:420px;border:1px solid rgba(184,255,42,.14);border-radius:50%;pointer-events:none}
.page-hero .field-line{position:absolute;left:0;right:0;bottom:26px;height:1px;background:linear-gradient(90deg,rgba(184,255,42,.22),rgba(184,255,42,0));pointer-events:none}
.page-hero .wrap{position:relative;z-index:2;padding-top:52px;padding-bottom:52px}
.page-hero h1{font-size:46px;margin-bottom:14px}
.page-hero .hero-sub{font-size:17px;color:rgba(255,255,255,.78);max-width:620px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;border:1px solid rgba(184,255,42,.42);color:var(--c-accent);font-size:13px;font-weight:600}
.crumb{font-size:13px;color:rgba(255,255,255,.5);margin-bottom:16px}
.crumb a{color:rgba(255,255,255,.6)}
.crumb a:hover{color:var(--c-accent)}
.crumb span{margin:0 6px}

/* ===== 锚点条 ===== */
.anchor-bar{position:sticky;top:72px;z-index:1020;background:#fff;border-bottom:1px solid var(--c-line)}
.anchor-bar .wrap{display:flex;align-items:center;gap:10px;padding-top:12px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none}
.anchor-bar .wrap::-webkit-scrollbar{display:none}
.anchor-bar a{white-space:nowrap;padding:8px 16px;border-radius:999px;border:1px solid var(--c-line);color:var(--c-muted);font-size:14.5px;font-weight:600}
.anchor-bar a:hover{border-color:var(--c-accent);background:rgba(184,255,42,.16);color:var(--c-ink)}

/* ===== 数据卡 ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:26px 24px 24px;box-shadow:var(--sh-card);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;position:relative;overflow:hidden}
.stat-card::before{content:"";position:absolute;left:0;top:0;width:52px;height:5px;background:var(--c-accent);border-radius:0 0 4px 0}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#cdd6c8}
.stat-num{font-size:64px;line-height:1.05;font-weight:800;color:var(--c-ink);letter-spacing:-1px;margin-top:10px}
.stat-num em{font-style:normal;font-size:18px;font-weight:700;color:var(--c-muted);margin-left:6px;letter-spacing:0}
.stat-label{font-size:16px;font-weight:700;margin-top:8px}
.stat-desc{font-size:14px;color:var(--c-muted);margin-top:6px;line-height:1.75}
.section--deep .stat-card{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.12);box-shadow:none}
.section--deep .stat-num{color:var(--c-accent)}
.section--deep .stat-label{color:#fff}
.section--deep .stat-desc{color:rgba(255,255,255,.65)}

/* ===== 时间轴 ===== */
.timeline{margin-top:44px;max-width:900px}
.tl-item{position:relative;padding:0 0 38px 44px;border-left:1px solid var(--c-line)}
.tl-item:last-child{border-left-color:transparent;padding-bottom:0}
.tl-dot{position:absolute;left:-10px;top:6px;width:19px;height:19px;border-radius:50%;background:var(--c-accent);border:3px solid #fff;box-shadow:0 0 0 1px var(--c-line)}
.tl-idx{font-size:13px;font-weight:800;color:var(--c-muted);letter-spacing:.08em}
.tl-title{font-size:21px;font-weight:700;margin-top:4px}
.tl-text{font-size:16px;color:var(--c-muted);margin-top:8px;line-height:1.85}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;background:rgba(11,31,23,.07);color:var(--c-ink)}
.tag--hot{background:var(--c-hot);color:#fff}

/* ===== 权益清单图文 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.figure{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;background:var(--c-ink);border:1px solid var(--c-line);box-shadow:var(--sh-card)}
.figure img{width:100%;height:100%;object-fit:cover}
.figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:13.5px;color:#fff;background:linear-gradient(180deg,rgba(11,31,23,0),rgba(11,31,23,.82))}
.check-list{display:grid;grid-template-columns:1fr 1fr;gap:14px 24px;margin-top:26px}
.check-list li{position:relative;padding-left:22px;font-size:16px;line-height:1.8}
.check-list li::before{content:"";position:absolute;left:0;top:.68em;width:9px;height:9px;border-radius:2px;background:var(--c-accent)}
.progress-wrap{margin-top:28px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-card)}
.progress-top{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;color:var(--c-muted);font-weight:600}
.progress-top b{color:var(--c-ink);font-size:15px}
.progress-bar-c{height:8px;border-radius:999px;background:var(--c-line);margin-top:12px;overflow:hidden}
.progress-bar-c i{display:block;height:100%;width:78%;border-radius:999px;background:linear-gradient(90deg,var(--c-accent),#8fe000)}

/* ===== FAQ ===== */
.faq{max-width:900px}
.faq .accordion-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-card)}
.faq .accordion-button{font-size:17px;font-weight:700;color:var(--c-text);background:#fff;padding:20px 22px;line-height:1.6}
.faq .accordion-button:not(.collapsed){color:var(--c-ink);background:rgba(184,255,42,.13);box-shadow:none}
.faq .accordion-button:focus{box-shadow:0 0 0 2px var(--c-accent);border-color:transparent;z-index:3}
.faq .accordion-button::after{width:11px;height:11px;background-image:none;border-right:2px solid var(--c-ink);border-bottom:2px solid var(--c-ink);transform:rotate(45deg);transition:transform .25s ease,border-color .25s ease;margin-left:auto}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--c-ink)}
.faq .accordion-button:hover{background:#fbfcf8}
.faq .accordion-body{padding:4px 22px 22px;font-size:16px;line-height:1.85;color:var(--c-muted);background:#fff}

/* ===== 相关资讯 ===== */
.rel-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:8px}
.rel-list a{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);font-weight:600;font-size:16px;box-shadow:0 3px 12px rgba(11,31,23,.04)}
.rel-list a i{color:var(--c-ink);font-size:14px;transition:transform .2s ease,color .2s ease;flex:0 0 auto}
.rel-list a:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:var(--c-accent)}
.rel-list a:hover i{transform:translateX(4px)}
.rel-list .rel-sub{display:block;font-size:13.5px;font-weight:500;color:var(--c-muted);margin-top:4px}

/* ===== CTA 通栏 ===== */
.cta-band{position:relative;background:var(--c-deep);color:#fff;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(184,255,42,.09) 0 1px,transparent 1px 72px);pointer-events:none}
.cta-band .wrap{position:relative;z-index:2;padding-top:68px;padding-bottom:68px;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-band h2{font-size:30px;max-width:620px}
.cta-band p{color:rgba(255,255,255,.7);margin-top:12px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cta-note{font-size:13.5px;color:rgba(255,255,255,.55);margin-top:14px}

/* ===== 页脚 ===== */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:19px;font-weight:800}
.footer-brand .brand-mark{width:22px;height:22px}
.footer-desc{font-size:14.5px;line-height:1.9;margin-top:14px;max-width:340px;color:rgba(255,255,255,.62)}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col span{font-size:14.5px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:52px;padding:22px 0 26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13.5px;color:rgba(255,255,255,.48)}

/* ===== 移动底栏 ===== */
.mobile-tabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:1040;background:var(--c-ink);border-top:1px solid rgba(184,255,42,.22);padding-bottom:env(safe-area-inset-bottom)}
.mobile-tabbar a{flex:1;height:60px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:rgba(255,255,255,.45);font-size:11.5px;font-weight:600}
.mobile-tabbar a i{font-size:17px;line-height:1}
.mobile-tabbar a.is-active{color:var(--c-accent)}
.mobile-tabbar a:hover{color:var(--c-accent)}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:991px){
  h1{font-size:38px}
  h2{font-size:27px}
  .section{padding:76px 0}
  .section--tight{padding:60px 0}
  .page-hero h1{font-size:36px}
  .page-hero{min-height:240px}
  .split{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-desc{max-width:none}
}
@media (max-width:767px){
  body{font-size:16px;padding-bottom:calc(60px + env(safe-area-inset-bottom))}
  .wrap{padding:0 16px}
  h1{font-size:31px}
  h2{font-size:24px}
  h3{font-size:19px}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  .page-hero h1{font-size:30px}
  .page-hero .wrap{padding-top:40px;padding-bottom:40px}
  .page-hero .hero-sub{font-size:15.5px}
  .anchor-bar{top:72px}
  .stat-grid{grid-template-columns:1fr;gap:16px}
  .stat-num{font-size:52px}
  .tl-item{padding-left:34px}
  .check-list{grid-template-columns:1fr}
  .rel-list{grid-template-columns:1fr}
  .cta-band .wrap{padding-top:52px;padding-bottom:52px;flex-direction:column;align-items:flex-start;gap:24px}
  .cta-band h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:6px}
  .mobile-tabbar{display:flex}
  .btn-main,.btn-ghost,.btn-ghost-light,.btn-hot{padding:14px 22px;font-size:15.5px}
  .rel-list a{font-size:15px;padding:16px}
}
@media (max-width:575px){
  .page-hero .field-arc,.cta-band::before{display:none}
  .hero-tags span{font-size:12px;padding:5px 11px}
  .stat-num{font-size:46px}
}