/* roulang page: index */
:root{
  --brand:#F5B400;
  --brand-dark:#D89E00;
  --brand-soft:#FFF6DC;
  --ink:#16181C;
  --steel:#4A5057;
  --bg:#F4F2ED;
  --card:#FFFFFF;
  --line:#E3DFD6;
  --text:#2A2D33;
  --muted:#6B7078;
  --danger:#E23E2B;
  --inv:#F7F7F5;
  --r-card:12px;
  --r-btn:8px;
  --sh-1:0 1px 2px rgba(22,24,28,.06);
  --sh-2:0 14px 30px -14px rgba(22,24,28,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
html body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;}
button{border:0;background:none;cursor:pointer;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;color:var(--ink);}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 顶部活动条 ---------- */
.actbar{background:var(--ink);color:var(--brand);font-size:13px;height:40px;display:flex;align-items:center;}
.actbar-in{display:flex;align-items:center;gap:14px;width:100%;}
.pill-live{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;background:var(--brand);color:var(--ink);font-weight:700;font-size:12px;letter-spacing:.02em;flex:0 0 auto;}
.actbar-txt{color:#E8E5DE;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1 1 auto;}
.countdown{display:flex;align-items:center;gap:4px;flex:0 0 auto;}
.cd-num{display:inline-block;min-width:26px;padding:2px 4px;text-align:center;background:#262A30;color:var(--brand);border-radius:4px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.4;}
.countdown i{font-style:normal;color:#6C7280;}
.countdown.is-over .cd-num{background:#33383F;color:#9AA0A8;}
.actbar-link{color:var(--brand);font-weight:600;flex:0 0 auto;border-bottom:1px solid transparent;transition:border-color .2s var(--ease);}
.actbar-link:hover{border-color:var(--brand);}

/* ---------- 导航 ---------- */
.site-head{position:sticky;top:0;z-index:60;}
.nav{background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);box-shadow:var(--sh-1);backdrop-filter:saturate(1.4) blur(6px);}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{width:34px;height:34px;border-radius:8px;background:
  linear-gradient(135deg,var(--brand) 0 50%,var(--ink) 50% 100%);
  position:relative;overflow:hidden;flex:0 0 auto;}
.logo-mark::after{content:"";position:absolute;inset:9px;border:2px solid #fff;border-radius:3px;opacity:.9;}
.logo-text{font-size:19px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:-.01em;}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-link{position:relative;font-size:15px;color:var(--ink);padding:6px 0;transition:color .2s var(--ease);}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand);transition:width .2s var(--ease);}
.nav-link:hover::after{width:100%;}
.nav-link.is-active{font-weight:700;}
.nav-link.is-active::after{width:100%;height:3px;}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.badge-new{display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:999px;background:var(--danger);color:#fff;font-size:12px;font-weight:700;letter-spacing:.04em;}
.burger{display:none;width:44px;height:44px;border-radius:8px;align-items:center;justify-content:center;flex-direction:column;gap:5px;}
.burger span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.burger:hover{background:#F0EDE6;}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);}
.btn-primary{background:var(--brand);color:var(--ink);box-shadow:var(--sh-1);}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border:1.5px solid var(--steel);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--ink);border-color:var(--ink);color:var(--inv);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#fff;color:var(--ink);}
.btn-light:hover{background:var(--brand);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn:focus-visible,.nav-link:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:6px;}

/* ---------- 移动抽屉 ---------- */
.drawer{position:fixed;top:0;right:0;width:84vw;max-width:400px;height:100%;background:#fff;z-index:120;transform:translateX(102%);transition:transform .28s var(--ease);display:flex;flex-direction:column;box-shadow:-10px 0 40px -20px rgba(22,24,28,.4);}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 20px;border-bottom:1px solid var(--line);}
.drawer-body{flex:1 1 auto;overflow-y:auto;padding:8px 0;}
.drawer-link{display:flex;align-items:center;height:56px;padding:0 20px;font-size:16px;border-bottom:1px solid #F0EDE6;}
.drawer-link.is-active{color:var(--ink);font-weight:700;box-shadow:inset 3px 0 0 var(--brand);background:var(--brand-soft);}
.drawer-foot{padding:16px 20px 24px;display:grid;gap:10px;border-top:1px solid var(--line);}
.mask{position:fixed;inset:0;background:rgba(22,24,28,.5);z-index:110;opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);}
.mask.is-open{opacity:1;visibility:visible;}
.close-x{width:40px;height:40px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:22px;line-height:1;color:var(--steel);}
.close-x:hover{background:#F0EDE6;color:var(--ink);}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(180deg,#FFFFFF 0%,var(--bg) 100%);border-bottom:1px solid var(--line);}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding-top:72px;padding-bottom:64px;}
.eyebrow{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--brand-soft);border:1px solid #F0DFA8;color:#7A5A00;font-size:13px;font-weight:600;}
.hero-title{font-size:40px;line-height:1.24;letter-spacing:-.01em;margin:20px 0 16px;}
.hero-title em{font-style:normal;background:linear-gradient(180deg,transparent 62%,#FFE9A8 62%);}
.hero-sub{font-size:17px;color:var(--steel);line-height:1.75;max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px;margin-top:36px;padding-top:24px;border-top:1px dashed var(--line);}
.hero-stat strong{display:block;font-size:26px;font-weight:700;color:var(--ink);line-height:1.2;font-variant-numeric:tabular-nums;}
.hero-stat span{font-size:13px;color:var(--muted);}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line);}
.hero-media img{width:100%;height:420px;object-fit:cover;}
.hero-media-tag{position:absolute;left:16px;top:16px;display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:rgba(22,24,28,.82);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;}
.stripe{height:6px;background:repeating-linear-gradient(45deg,var(--brand) 0 10px,var(--ink) 10px 20px);}

/* ---------- 通用板块 ---------- */
.sec{padding:88px 0;}
.sec-alt{background:var(--bg);}
.sec-white{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:760px;margin-bottom:36px;}
.sec-head h2{font-size:30px;line-height:1.32;}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.link-more{font-size:15px;font-weight:600;color:var(--ink);border-bottom:2px solid var(--brand);padding-bottom:2px;transition:color .2s var(--ease);}
.link-more:hover{color:var(--brand-dark);}

/* ---------- 权益对比表 ---------- */
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh-1);}
.ptable{width:100%;min-width:820px;border-collapse:collapse;font-size:15px;}
.ptable thead th{background:var(--ink);color:#fff;font-weight:600;padding:0 18px;height:58px;text-align:center;white-space:nowrap;position:relative;}
.ptable thead th.col-feat{text-align:left;position:sticky;left:0;z-index:3;background:var(--ink);}
.ptable thead th.is-rec{background:#3B2F0A;color:var(--brand);}
.rec-tag{position:absolute;top:-1px;left:50%;transform:translateX(-50%);background:var(--brand);color:var(--ink);font-size:12px;font-weight:700;height:20px;line-height:20px;padding:0 10px;border-radius:0 0 6px 6px;}
.ptable tbody th,.ptable tbody td{height:52px;padding:0 18px;border-bottom:1px solid var(--line);text-align:center;font-weight:400;color:var(--text);}
.ptable tbody th{text-align:left;position:sticky;left:0;background:#fff;z-index:2;font-weight:600;color:var(--ink);box-shadow:1px 0 0 var(--line);}
.ptable tbody tr:nth-child(even) td{background:#FAF9F6;}
.ptable tbody tr:hover td{background:#FFFBEE;}
.ptable tbody tr:last-child th,.ptable tbody tr:last-child td{border-bottom:0;}
.ptable td.is-rec,.ptable th.is-rec{background:var(--brand-soft)!important;}
.ptable .col-rec-edge{border-left:2px solid var(--brand);border-right:2px solid var(--brand);}
.yes{display:inline-block;width:18px;height:18px;position:relative;vertical-align:-4px;}
.yes::after{content:"";position:absolute;left:5px;top:1px;width:7px;height:12px;border-right:3px solid var(--brand);border-bottom:3px solid var(--brand);transform:rotate(42deg);}
.no{display:inline-block;width:14px;height:3px;background:#C9C5BB;border-radius:2px;vertical-align:middle;}
.tbl-hint{display:none;margin-top:10px;font-size:13px;color:var(--muted);}

/* ---------- 等级亮点卡 ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.tier-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px 28px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.tier-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--brand);border-radius:var(--r-card) var(--r-card) 0 0;transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);}
.tier-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.tier-card:hover::before{transform:scaleX(1);}
.tier-card.is-feature{min-height:452px;border:2px solid var(--brand);box-shadow:var(--sh-2);transform:scale(1.03);}
.tier-card.is-feature:hover{transform:scale(1.03) translateY(-4px);}
.tier-name{font-size:22px;color:var(--ink);}
.tier-for{margin-top:8px;font-size:14px;color:var(--muted);}
.tier-list{margin:22px 0;display:grid;gap:12px;}
.tier-list li{display:flex;gap:10px;font-size:15px;color:var(--text);align-items:flex-start;}
.tier-list li::before{content:"";width:8px;height:8px;background:var(--brand);border-radius:2px;margin-top:9px;flex:0 0 auto;}
.tier-price{display:flex;align-items:baseline;gap:6px;padding-top:18px;border-top:1px dashed var(--line);}
.tier-price b{font-size:32px;font-weight:700;color:var(--ink);line-height:1;font-variant-numeric:tabular-nums;}
.tier-price small{font-size:14px;color:var(--muted);}
.tier-card .btn{width:100%;margin-top:20px;}
.tier-flag{position:absolute;top:-12px;right:22px;background:var(--brand);color:var(--ink);font-size:12px;font-weight:700;height:24px;line-height:24px;padding:0 12px;border-radius:999px;}

/* ---------- 专属内容卡 ---------- */
.res-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.res-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);display:flex;flex-direction:column;}
.res-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.res-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDEAE3;}
.res-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.res-card:hover .res-thumb img{transform:scale(1.03);}
.res-lock{position:absolute;left:8px;top:8px;display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--danger);color:#fff;font-size:12px;font-weight:600;}
.res-lock.free{background:var(--brand);color:var(--ink);}
.res-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto;}
.res-body h3{font-size:17px;line-height:1.5;}
.res-body p{font-size:14px;color:var(--muted);line-height:1.7;}
.res-card.is-locked .res-thumb img,.res-card.is-locked .res-body{opacity:.82;}
.res-foot{margin-top:auto;padding-top:12px;border-top:1px solid #F0EDE6;font-size:13px;color:var(--muted);}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:stretch;}
.news-lead{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.news-lead:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-lead-thumb{aspect-ratio:16/9;overflow:hidden;background:#EDEAE3;}
.news-lead-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.news-lead:hover .news-lead-thumb img{transform:scale(1.03);}
.news-lead-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto;}
.news-lead-body h3{font-size:22px;line-height:1.45;}
.news-lead-body p{color:var(--muted);font-size:15px;line-height:1.75;}
.news-side{display:grid;gap:16px;grid-template-rows:1fr 1fr;}
.news-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.news-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-item h4{font-size:17px;line-height:1.5;}
.news-item p{font-size:14px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--brand-soft);border:1px solid #F0DFA8;color:#7A5A00;font-size:12px;font-weight:600;}
.meta .num{font-variant-numeric:tabular-nums;}
.news-empty{background:#fff;border:1px dashed var(--line);border-radius:var(--r-card);padding:56px 24px;text-align:center;}
.news-empty .ico{width:44px;height:44px;margin:0 auto 14px;border-radius:10px;background:repeating-linear-gradient(45deg,#F1EEE7 0 7px,#E7E3DA 7px 14px);border:1px solid var(--line);}
.news-empty p{color:var(--muted);font-size:15px;margin-bottom:16px;}

/* ---------- 证据 / 反馈 ---------- */
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.proof-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px 24px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);position:relative;}
.proof-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);border-radius:var(--r-card) 0 0 var(--r-card);}
.proof-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.proof-card p{font-size:15px;line-height:1.8;color:var(--text);}
.proof-who{margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);}
.proof-who strong{color:var(--ink);font-size:14px;}
.proof-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px;}
.proof-bar div{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px 22px;box-shadow:var(--sh-1);}
.proof-bar b{display:block;font-size:24px;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.3;}
.proof-bar span{font-size:13px;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.faq-item[open]{border-color:#EFD98F;box-shadow:var(--sh-1);}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .plus{position:relative;width:20px;height:20px;flex:0 0 auto;}
.faq-item summary .plus::before,.faq-item summary .plus::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:2px;transform:translate(-50%,-50%);}
.faq-item summary .plus::before{width:14px;height:2px;}
.faq-item summary .plus::after{width:2px;height:14px;transition:transform .22s var(--ease);}
.faq-item[open] summary .plus::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.faq-item p{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--steel);}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:var(--inv);border-top:1px solid var(--brand);border-bottom:1px solid var(--brand);}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:56px 0;flex-wrap:wrap;}
.cta-in h2{color:#fff;font-size:30px;line-height:1.34;max-width:640px;}
.cta-in p{margin-top:12px;color:#B9BCC2;font-size:15px;max-width:560px;}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.cta-cd{display:flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;}

/* ---------- 页脚 ---------- */
.footer{background:var(--ink);color:#C9CCD1;padding:64px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .logo-text{color:#fff;}
.foot-desc{font-size:14px;line-height:1.85;color:#A9ADB4;max-width:320px;}
.foot-title{font-size:15px;color:var(--brand);margin-bottom:16px;font-weight:700;}
.foot-list li{margin-bottom:10px;}
.foot-list a{font-size:14px;color:#C9CCD1;transition:color .2s var(--ease);}
.foot-list a:hover{color:var(--brand);}
.foot-list span{font-size:14px;}
.foot-bottom{margin-top:48px;border-top:1px solid #2A2E35;padding:20px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8A8F97;}
.foot-bottom a{color:#A9ADB4;}
.foot-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1120px){
  .res-grid{grid-template-columns:repeat(2,1fr);}
  .hero-title{font-size:34px;}
}
@media (max-width:1024px){
  .wrap{padding:0 32px;}
  .sec{padding:72px 0;}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding-top:52px;padding-bottom:48px;}
  .hero-media img{height:320px;}
  .nav-links{display:none;}
  .burger{display:flex;}
  .news-grid{grid-template-columns:1fr;}
  .tier-card.is-feature{transform:none;min-height:0;}
  .tier-card.is-feature:hover{transform:translateY(-4px);}
  .proof-bar{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .wrap{padding:0 20px;}
  html body{font-size:15px;}
  .actbar{height:auto;padding:8px 0;}
  .actbar-in{flex-wrap:wrap;gap:10px;}
  .actbar-txt{white-space:normal;flex:1 1 100%;order:3;}
  .hero-title{font-size:30px;}
  .sec-head h2,.cta-in h2{font-size:24px;}
  .tier-grid{grid-template-columns:1fr;}
  .res-grid{grid-template-columns:1fr;}
  .proof-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;}
  .tbl-hint{display:block;}
  .cta-in{padding:44px 0;}
  .news-side{grid-template-rows:auto;}
}
@media (max-width:520px){
  .actbar-link{display:none;}
  .hero-stats{gap:20px;}
  .hero-stat strong{font-size:22px;}
  .btn{height:44px;padding:0 18px;width:100%;}
  .hero-actions .btn{width:100%;}
  .nav-right .badge-new{display:none;}
  .proof-bar{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --yellow:#F5B400; --yellow-d:#D89E00; --yellow-soft:#FFF6DC;
  --ink:#16181C; --steel:#4A5057; --paper:#F4F2ED; --white:#FFFFFF;
  --line:#E3DFD6; --alert:#E23E2B; --text:#2A2D33; --muted:#6B7078; --inv:#F7F7F5;
  --r-card:12px; --r-btn:8px; --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,28,.06);
  --sh-2:0 14px 30px -14px rgba(22,24,28,.22);
  --wrap:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.8;letter-spacing:0;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media (min-width:768px){.wrap{padding:0 32px}}
@media (min-width:1024px){.wrap{padding:0 40px}}

/* ===== 顶部活动条 ===== */
.actbar{background:var(--ink);color:var(--yellow);min-height:40px}
.actbar-in{display:flex;align-items:center;gap:12px;min-height:40px;flex-wrap:wrap;padding-top:6px;padding-bottom:6px}
.pill-live{display:inline-block;background:var(--yellow);color:var(--ink);font-size:13px;font-weight:700;line-height:24px;height:24px;padding:0 12px;border-radius:var(--r-pill)}
.actbar-txt{font-size:13px;line-height:22px;color:#EFE7CE;flex:1 1 260px;min-width:0}
.countdown{display:flex;align-items:center;gap:3px;font-variant-numeric:tabular-nums}
.cd-num{display:inline-block;background:#0C0D10;border:1px solid #2C2F35;color:var(--yellow);font-size:13px;font-weight:700;line-height:22px;height:24px;padding:0 6px;border-radius:6px}
.countdown i{color:#5C6068;font-style:normal;font-size:13px}
.actbar-link{font-size:13px;font-weight:700;color:var(--yellow);border-bottom:1px solid rgba(245,180,0,.45);padding-bottom:2px;transition:color .2s ease-out,border-color .2s ease-out}
.actbar-link:hover{color:#FFD666;border-color:#FFD666}

/* ===== 导航 ===== */
.site-head{position:relative;z-index:50}
.nav{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav-in{display:flex;align-items:center;gap:20px;height:60px}
@media (min-width:1024px){.nav-in{height:72px;gap:32px}}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:26px;height:26px;border-radius:6px;flex:0 0 auto;
  background:repeating-linear-gradient(45deg,var(--ink) 0 5px,var(--yellow) 5px 10px);}
.logo-text{font-size:18px;font-weight:700;color:var(--ink);white-space:nowrap}
@media (min-width:1024px){.logo-text{font-size:20px}}
.nav-links{display:none;flex:1 1 auto;align-items:center;gap:28px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;display:inline-block;font-size:15px;color:var(--ink);padding:6px 0;transition:color .2s ease-out}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;width:0;height:3px;background:var(--yellow);transition:width .2s ease-out}
.nav-link:hover{color:var(--ink);font-weight:600}
.nav-link:hover::after{width:100%}
.nav-link.is-active{font-weight:700;color:var(--ink)}
.nav-link.is-active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.badge-new{display:none;background:var(--alert);color:#fff;font-size:12px;font-weight:700;line-height:22px;height:22px;padding:0 8px;border-radius:var(--r-pill)}
@media (min-width:640px){.badge-new{display:inline-block}}
.burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--r-btn)}
.burger span{display:block;width:18px;height:2px;background:var(--ink);margin:0 auto;transition:transform .2s ease-out,opacity .2s ease-out}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (min-width:1024px){.burger{display:none}}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;transition:transform .18s ease-out,background-color .18s ease-out,color .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-primary{background:var(--yellow);color:var(--ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--yellow-d);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--yellow);transform:translateY(-2px)}
.btn-outline-light{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--ink);transform:translateY(-2px)}

/* 移动抽屉 */
.mask{position:fixed;inset:0;background:rgba(22,24,28,.52);opacity:0;pointer-events:none;transition:opacity .2s ease-out;z-index:55}
.mask.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:#fff;z-index:60;
  transform:translateX(105%);transition:transform .22s ease-out;display:flex;flex-direction:column;box-shadow:-14px 0 40px -20px rgba(0,0,0,.45)}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:60px;padding:0 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-btn);font-size:18px;line-height:1;color:var(--ink)}
.drawer-close:hover{background:var(--yellow-soft)}
.drawer-body{flex:1 1 auto;overflow-y:auto;padding:8px 0}
.drawer-link{display:flex;align-items:center;height:56px;padding:0 20px;font-size:16px;color:var(--ink);border-bottom:1px solid var(--line)}
.drawer-link:hover,.drawer-link.is-active{background:var(--yellow-soft);font-weight:700}
.drawer-foot{padding:16px 20px;border-top:1px solid var(--line);display:grid;gap:10px}

/* ===== 面包屑 ===== */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted);padding:14px 0;flex-wrap:nowrap;overflow:hidden}
.breadcrumb a{color:var(--muted);transition:color .18s ease-out}
.breadcrumb a:hover{color:var(--ink);text-decoration:underline;text-decoration-color:var(--yellow);text-decoration-thickness:2px}
.breadcrumb span{color:#B4AFA3}
.crumb-now{color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:60%}

/* ===== 文章头 ===== */
.art-hero{background:linear-gradient(180deg,#FFFFFF 0%,#F8F6F1 100%);border-bottom:1px solid var(--line)}
.art-hero-in{padding:36px 0 40px;max-width:880px}
@media (min-width:1024px){.art-hero-in{padding:48px 0 56px}}
.kicker{display:inline-block;background:var(--yellow-soft);color:#7A5B00;border:1px solid #F0DFAE;font-size:13px;font-weight:700;line-height:24px;height:26px;padding:0 12px;border-radius:var(--r-pill)}
.art-h1{font-size:30px;line-height:1.32;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin:16px 0 0;word-break:break-word;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
@media (min-width:1024px){.art-h1{font-size:40px;line-height:1.25}}
.art-meta{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:18px;font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.art-meta i{font-style:normal;color:#CFC9BC}
.art-lede{margin-top:18px;font-size:16px;line-height:1.85;color:var(--steel)}
@media (min-width:768px){.art-lede{font-size:17px}}

/* ===== 正文布局 ===== */
.art-main{padding:40px 0 32px}
@media (min-width:1024px){.art-main{padding:56px 0 48px}}
.art-layout{display:grid;grid-template-columns:1fr;gap:40px}
@media (min-width:1024px){.art-layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:48px}}
.sheet{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:24px 20px 32px}
@media (min-width:768px){.sheet{padding:32px 32px 40px}}
@media (min-width:1024px){.sheet{padding:40px 44px 48px}}

.art-body{font-size:17px;line-height:1.9;color:var(--text);max-width:820px}
.art-body p{margin:0 0 1.4em}
.art-body h2{font-size:25px;line-height:1.4;font-weight:700;color:var(--ink);margin:44px 0 18px;padding-left:12px;border-left:4px solid var(--yellow)}
.art-body h3{font-size:21px;line-height:1.45;font-weight:700;color:var(--ink);margin:32px 0 14px}
.art-body h4{font-size:18px;line-height:1.5;font-weight:700;color:var(--ink);margin:24px 0 12px}
.art-body h2:first-child,.art-body h3:first-child{margin-top:0}
.art-body ul,.art-body ol{margin:0 0 1.4em;padding-left:1.5em}
.art-body ul li{list-style:disc}
.art-body ol li{list-style:decimal}
.art-body li{margin:6px 0}
.art-body strong{color:var(--ink)}
.art-body a{color:#8A6400;border-bottom:2px solid var(--yellow);transition:color .18s ease-out,background-color .18s ease-out}
.art-body a:hover{color:var(--ink);background:var(--yellow-soft)}
.art-body blockquote{margin:24px 0;padding:20px;background:#FAF9F6;border-left:4px solid var(--yellow);border-radius:0 var(--r-card) var(--r-card) 0;color:var(--steel)}
.art-body img{border-radius:12px;margin:24px auto}
.art-body figure{margin:24px 0}
.art-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.art-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;margin:0 0 1.4em}
.art-body th{background:var(--ink);color:#fff;font-weight:700;text-align:left;padding:12px 14px;border:1px solid var(--ink);white-space:nowrap}
.art-body td{padding:12px 14px;border:1px solid var(--line);background:#fff;vertical-align:top}
.art-body tr:nth-child(even) td{background:#FAF9F6}
.art-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.art-body code{background:var(--paper);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:15px}

.empty-box{text-align:center;padding:48px 20px}
.empty-ico{width:56px;height:56px;margin:0 auto 16px;border-radius:14px;border:1px solid var(--line);
  background-color:#FAF9F6;background-image:repeating-linear-gradient(45deg,rgba(245,180,0,.28) 0 5px,transparent 5px 10px)}
.empty-box h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:8px}
.empty-box p{color:var(--muted);font-size:15px;margin-bottom:20px}

/* ===== 侧栏 ===== */
.art-side{display:grid;gap:20px;align-content:start}
@media (min-width:1024px){.art-side{position:sticky;top:96px}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:22px;transition:box-shadow .2s ease-out,transform .2s ease-out}
.side-card:hover{box-shadow:var(--sh-2)}
.side-title{font-size:15px;font-weight:700;color:var(--ink);padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.side-title::before{content:"";width:4px;height:16px;background:var(--yellow);border-radius:2px}
.side-list li{display:flex;gap:10px;font-size:14px;line-height:1.75;color:var(--steel);padding:8px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0}
.side-list b{color:var(--ink);font-variant-numeric:tabular-nums;flex:0 0 auto}
.side-cta{background:var(--ink);border-color:var(--ink);color:var(--inv)}
.side-cta .side-title{color:#fff;border-bottom-color:#2C2F35}
.side-cta .side-title::before{background:var(--yellow)}
.side-cta p{font-size:14px;line-height:1.8;color:#C9C6BE;margin-bottom:16px}
.side-cta .btn{width:100%}
.side-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);border-bottom:2px solid var(--yellow);transition:color .18s ease-out}
.side-link:hover{color:#8A6400}

/* ===== 尾部分区 ===== */
.art-foot{margin-top:40px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.tag-row .label{font-size:14px;color:var(--muted)}
.tag{display:inline-block;background:var(--paper);border:1px solid var(--line);color:var(--steel);font-size:13px;line-height:26px;height:28px;padding:0 14px;border-radius:var(--r-pill);transition:background-color .18s ease-out,color .18s ease-out,border-color .18s ease-out}
.tag:hover{background:var(--yellow-soft);border-color:#F0DFAE;color:#7A5B00}
.prevnext{display:grid;gap:14px;grid-template-columns:1fr}
@media (min-width:768px){.prevnext{grid-template-columns:1fr 1fr}}
.pn{display:block;background:#FAF9F6;border:1px solid var(--line);border-radius:var(--r-card);padding:18px;transition:border-color .2s ease-out,transform .2s ease-out,box-shadow .2s ease-out}
.pn:hover{border-color:var(--yellow);transform:translateY(-2px);box-shadow:var(--sh-1)}
.pn span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.pn strong{font-size:16px;font-weight:700;color:var(--ink);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;font-size:15px;font-weight:700;color:var(--ink);border-bottom:2px solid var(--yellow);padding-bottom:3px;transition:color .18s ease-out}
.back-link:hover{color:#8A6400}

/* ===== 相关推荐 ===== */
.related{padding:48px 0 8px}
@media (min-width:1024px){.related{padding:64px 0 8px}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap}
.sec-head h2{font-size:24px;line-height:1.4;font-weight:700;color:var(--ink)}
@media (min-width:1024px){.sec-head h2{font-size:30px}}
.sec-head p{font-size:14px;color:var(--muted);margin-top:6px}
.sec-more{font-size:15px;font-weight:700;color:var(--ink);border-bottom:2px solid var(--yellow);padding-bottom:3px}
.sec-more:hover{color:#8A6400}
.rel-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:768px){.rel-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.rel-card{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:16px;position:relative;overflow:hidden;transition:transform .2s ease-out,box-shadow .2s ease-out}
.rel-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.rel-card:hover::before{transform:scaleX(1)}
.rel-thumb{width:96px;height:96px;flex:0 0 96px;border-radius:10px;object-fit:cover;background:#EFEDE7}
.rel-body{min-width:0}
.rel-cat{display:inline-block;background:var(--yellow-soft);color:#7A5B00;font-size:12px;font-weight:700;line-height:22px;height:22px;padding:0 10px;border-radius:var(--r-pill)}
.rel-title{font-size:16px;font-weight:700;line-height:1.6;color:var(--ink);margin:8px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-time{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}

/* ===== 底部 CTA ===== */
.cta-band{margin:56px 0 0;background:var(--ink);border-top:1px solid var(--yellow);border-bottom:1px solid var(--yellow);position:relative;overflow:hidden}
.cta-band::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:48px 48px}
.cta-in{position:relative;z-index:1;display:grid;gap:24px;padding:44px 0;align-items:center}
@media (min-width:1024px){.cta-in{grid-template-columns:minmax(0,7fr) minmax(0,5fr);padding:56px 0}}
.cta-in h2{font-size:26px;line-height:1.35;font-weight:700;color:#fff}
@media (min-width:1024px){.cta-in h2{font-size:32px}}
.cta-in p{margin-top:12px;font-size:15px;line-height:1.85;color:#C9C6BE;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-note{margin-top:14px;font-size:13px;color:#8E8B84;font-variant-numeric:tabular-nums}

/* ===== 页脚 ===== */
.footer{background:var(--ink);color:var(--inv);margin-top:0;padding:56px 0 0}
.foot-grid{display:grid;gap:36px;grid-template-columns:1fr;padding-bottom:40px}
@media (min-width:640px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand .logo-text{color:#fff}
.foot-desc{font-size:14px;line-height:1.9;color:#B6B2A9;max-width:340px}
.foot-title{font-size:15px;font-weight:700;color:var(--yellow);margin-bottom:14px}
.foot-list li{font-size:14px;line-height:1.8;color:#B6B2A9;padding:5px 0}
.foot-list a{color:#B6B2A9;transition:color .18s ease-out}
.foot-list a:hover{color:var(--yellow)}
.foot-bottom{border-top:1px solid #2C2F35;padding:18px 0 24px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:#8E8B84}
.foot-bottom a{color:#B6B2A9}
.foot-bottom a:hover{color:var(--yellow)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* roulang page: category1 */
:root{
  --yellow:#F5B400;
  --yellow-dark:#D89E00;
  --yellow-soft:#FFF6DC;
  --ink:#16181C;
  --steel:#4A5057;
  --bg:#F4F2ED;
  --card:#FFFFFF;
  --line:#E3DFD6;
  --danger:#E23E2B;
  --text:#2A2D33;
  --muted:#6B7078;
  --inv:#F7F7F5;
  --r-card:12px;
  --r-btn:8px;
  --sh1:0 1px 2px rgba(22,24,28,.06);
  --sh2:0 14px 30px -14px rgba(22,24,28,.22);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px;border-radius:4px}

.wrap{max-width:1240px;margin:0 auto;padding:0 40px}
.tabnum{font-variant-numeric:tabular-nums}

/* ============ 顶部活动条 ============ */
.actbar{background:var(--ink);color:var(--yellow);font-size:13px;line-height:40px}
.actbar-in{display:flex;align-items:center;gap:14px;min-height:40px;flex-wrap:wrap}
.pill-live{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--yellow);color:var(--ink);font-size:13px;font-weight:700;letter-spacing:.02em}
.actbar-txt{color:#EDE9E0;flex:1;min-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.countdown{display:flex;align-items:center;gap:4px;font-variant-numeric:tabular-nums}
.cd-num{display:inline-block;min-width:28px;text-align:center;background:rgba(245,180,0,.14);border:1px solid rgba(245,180,0,.4);border-radius:5px;font-weight:700;font-size:13px;line-height:22px}
.countdown i{font-style:normal;color:rgba(245,180,0,.7)}
.actbar-link{color:var(--yellow);border-bottom:1px solid rgba(245,180,0,.5);padding-bottom:1px;transition:color .2s var(--ease),border-color .2s var(--ease)}
.actbar-link:hover{color:#FFD75E;border-color:#FFD75E}

/* ============ 导航 ============ */
.site-head{position:relative;z-index:60}
.nav{position:sticky;top:0;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);box-shadow:var(--sh1)}
.nav-in{display:flex;align-items:center;gap:32px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:30px;height:30px;border-radius:6px;flex:0 0 auto;
  background:repeating-linear-gradient(45deg,var(--yellow) 0 6px,var(--ink) 6px 12px);
  box-shadow:inset 0 0 0 2px rgba(255,255,255,.55),0 1px 2px rgba(22,24,28,.18)}
.logo-text{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:8px}
.nav-link{position:relative;display:inline-block;font-size:15px;color:var(--text);padding:6px 0;transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--yellow);transition:width .2s var(--ease)}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{width:100%}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{width:100%}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.badge-new{display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:999px;background:var(--danger);color:#fff;font-size:12px;font-weight:700}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{display:block;width:18px;height:2px;background:var(--ink);transition:transform .2s var(--ease)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:16px;font-weight:600;transition:all .2s var(--ease);border:1.5px solid transparent;white-space:nowrap}
.btn-primary{background:var(--yellow);color:var(--ink);border-color:var(--yellow);box-shadow:var(--sh1)}
.btn-primary:hover{background:var(--yellow-dark);border-color:var(--yellow-dark);transform:translateY(-2px);box-shadow:var(--sh2)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--steel)}
.btn-ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-on-dark{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}
.btn-on-dark:hover{background:#FFC733;transform:translateY(-2px);box-shadow:0 16px 30px -16px rgba(0,0,0,.6)}
.btn-line-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-line-light:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}

/* ============ 页面 Hero ============ */
.page-hero{position:relative;padding:56px 0 64px;color:#fff;
  background:linear-gradient(100deg,rgba(22,24,28,.90) 0%,rgba(22,24,28,.72) 46%,rgba(22,24,28,.46) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;
  background:repeating-linear-gradient(45deg,var(--yellow) 0 10px,var(--ink) 10px 20px)}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.82);border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.crumb a:hover{border-color:var(--yellow)}
.crumb-cur{color:#fff}
.hero-h1{font-size:40px;line-height:1.24;font-weight:700;letter-spacing:-.01em;max-width:820px}
.hero-lead{margin-top:16px;font-size:17px;line-height:1.8;color:rgba(255,255,255,.86);max-width:680px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats li{min-width:150px;padding:14px 18px;border-radius:var(--r-card);background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18)}
.hero-stats strong{display:block;font-size:26px;line-height:1.2;color:var(--yellow);font-variant-numeric:tabular-nums}
.hero-stats span{display:block;font-size:13px;color:rgba(255,255,255,.8);margin-top:4px}

/* ============ 通用板块 ============ */
.section{padding:88px 0}
.section-alt{background:#fff}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--yellow-soft);color:#8A6300;font-size:13px;font-weight:700;margin-bottom:14px}
.sec-h2{font-size:30px;line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.sec-desc{margin-top:14px;font-size:16px;line-height:1.85;color:var(--muted)}
.link-inline{color:#8A6300;font-weight:600;border-bottom:1px solid rgba(245,180,0,.6);padding-bottom:1px;transition:all .2s var(--ease)}
.link-inline:hover{color:var(--yellow-dark);border-color:var(--yellow-dark)}

/* ============ 等级卡 ============ */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.plan{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:28px 24px;box-shadow:var(--sh1);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.plan::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--yellow);border-radius:var(--r-card) var(--r-card) 0 0;transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}
.plan:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.plan:hover::before{transform:scaleX(1)}
.plan.is-feature{border:2px solid var(--yellow);background:linear-gradient(180deg,#FFFCF2 0%,#fff 40%);padding-top:34px;padding-bottom:34px}
.plan-flag{position:absolute;top:-13px;left:24px;display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--yellow);color:var(--ink);font-size:12px;font-weight:700}
.plan-name{font-size:22px;font-weight:700;color:var(--ink)}
.plan-for{margin-top:6px;font-size:14px;color:var(--muted)}
.plan-price{margin-top:18px;display:flex;align-items:baseline;gap:6px;padding-bottom:18px;border-bottom:1px dashed var(--line)}
.plan-price b{font-size:34px;line-height:1.1;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.plan-price span{font-size:14px;color:var(--muted)}
.plan-list{margin-top:18px;display:grid;gap:12px}
.plan-list li{display:flex;gap:10px;font-size:15px;line-height:1.7;color:var(--text)}
.plan-list li::before{content:"";width:8px;height:8px;flex:0 0 auto;margin-top:9px;background:var(--yellow);border-radius:2px}
.plan .btn{width:100%;margin-top:24px}

/* ============ 图文交替 ============ */
.flow{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;padding:36px 0}
.flow + .flow{border-top:1px solid var(--line)}
.flow-media{margin:0}
.flow-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh1);transition:transform .25s var(--ease)}
.flow-media img:hover{transform:scale(1.02)}
.flow-rev{direction:rtl}
.flow-rev > *{direction:ltr}
.flow-h3{font-size:22px;line-height:1.4;font-weight:700;color:var(--ink)}
.flow-p{margin-top:14px;font-size:16px;line-height:1.9;color:var(--text)}
.flow-p + .flow-p{margin-top:10px}
.flow-points{margin-top:20px;display:grid;gap:10px}
.flow-points li{display:flex;gap:12px;font-size:15px;line-height:1.8;color:var(--steel)}
.pt-num{flex:0 0 auto;width:24px;height:24px;border-radius:5px;background:var(--yellow-soft);color:#8A6300;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:3px}

/* ============ 权益对照表 ============ */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh1);-webkit-overflow-scrolling:touch}
table.compare{min-width:760px;font-size:15px}
table.compare th,table.compare td{padding:0 20px;height:52px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;vertical-align:middle}
table.compare thead th{background:var(--ink);color:#fff;font-weight:600;font-size:15px;border-bottom:0;position:sticky;top:0;z-index:2}
table.compare thead th:first-child{position:sticky;left:0;z-index:3;background:var(--ink)}
table.compare tbody th{position:sticky;left:0;background:#fff;font-weight:600;color:var(--ink);z-index:1;box-shadow:1px 0 0 var(--line)}
table.compare tbody tr:nth-child(odd) td,table.compare tbody tr:nth-child(odd) th{background:#FAF9F6}
table.compare tbody tr:nth-child(odd) th{background:#FAF9F6}
table.compare tbody tr:hover td,table.compare tbody tr:hover th{background:#FFF9E8}
.col-rec{background:var(--yellow-soft) !important;border-left:2px solid var(--yellow);border-right:2px solid var(--yellow)}
table.compare thead th.col-rec{background:#3A2F0A !important;color:var(--yellow)}
.tick{display:inline-block;width:16px;height:16px;line-height:16px;text-align:center;border-radius:3px;background:var(--yellow);color:var(--ink);font-size:12px;font-weight:700;vertical-align:middle}
.dash{display:inline-block;width:14px;height:2px;background:#B9B4A9;vertical-align:middle;border-radius:2px}
.table-hint{margin-top:12px;font-size:13px;color:var(--muted)}

/* ============ 适用对象 ============ */
.who-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.who{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:24px 20px;box-shadow:var(--sh1);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.who:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.who-tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--yellow-soft);color:#8A6300;font-size:13px;font-weight:600}
.who h3{margin-top:14px;font-size:17px;font-weight:700;color:var(--ink)}
.who p{margin-top:10px;font-size:14px;line-height:1.8;color:var(--muted)}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.faq-item.is-open{border-color:var(--yellow);box-shadow:var(--sh1)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;padding:18px 20px;text-align:left;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6}
.faq-q:hover{color:#8A6300}
.faq-icon{position:relative;flex:0 0 auto;width:20px;height:20px}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--yellow-dark);border-radius:2px;transition:transform .25s var(--ease)}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{top:0;left:9px;width:2px;height:20px}
.faq-item.is-open .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a p{padding:0 20px 20px;font-size:15px;line-height:1.9;color:var(--steel)}

/* ============ CTA ============ */
.cta-band{background:var(--ink);color:#fff;border-top:1px solid var(--yellow);border-bottom:1px solid var(--yellow);padding:64px 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.cta-p{margin-top:12px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.78);max-width:600px}
.cta-side{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.cta-clock{display:flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;font-size:13px;color:rgba(255,255,255,.7)}
.cta-clock .cd-num{background:rgba(245,180,0,.16);border-color:rgba(245,180,0,.42);color:var(--yellow);min-width:26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ============ 页脚 ============ */
.footer{background:var(--ink);color:var(--inv);padding:64px 0 0;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr 1.1fr;gap:40px;padding-bottom:48px}
.foot-brand{display:flex;align-items:center;gap:10px}
.foot-brand .logo-text{color:#fff}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(247,247,245,.7);max-width:320px}
.foot-title{font-size:15px;font-weight:700;color:var(--yellow);margin-bottom:16px}
.foot-list{display:grid;gap:8px}
.foot-list li{font-size:14px;line-height:1.85;color:rgba(247,247,245,.78)}
.foot-list a{color:rgba(247,247,245,.78);border-bottom:1px solid transparent;transition:all .2s var(--ease)}
.foot-list a:hover{color:var(--yellow);border-color:rgba(245,180,0,.6)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(247,247,245,.14);padding:20px 0 28px;font-size:13px;color:rgba(247,247,245,.6)}
.foot-bottom a{color:rgba(247,247,245,.75)}
.foot-bottom a:hover{color:var(--yellow)}

/* ============ 移动抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(22,24,28,.5);opacity:0;visibility:hidden;transition:opacity .25s var(--ease);z-index:90}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:#fff;z-index:100;transform:translateX(102%);transition:transform .28s var(--ease);display:flex;flex-direction:column;padding:22px 20px}
.drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border:1px solid var(--line);border-radius:var(--r-btn);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--steel)}
.drawer-close:hover{border-color:var(--ink);color:var(--ink)}
.drawer-nav{margin-top:8px;flex:1}
.drawer-nav a{display:flex;align-items:center;height:56px;font-size:16px;color:var(--text);border-bottom:1px solid var(--line)}
.drawer-nav a.is-active{color:var(--ink);font-weight:700;box-shadow:inset 3px 0 0 var(--yellow);padding-left:12px}
.drawer-foot{display:grid;gap:12px}
.drawer-foot .btn{width:100%}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .wrap{padding:0 32px}
  .section{padding:72px 0}
  .hero-h1{font-size:34px}
  .sec-h2{font-size:26px}
  .plan-grid{grid-template-columns:1fr;gap:20px}
  .plan.is-feature{padding-top:30px;padding-bottom:30px}
  .who-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:1fr;gap:24px;padding:32px 0}
  .flow-rev{direction:ltr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:860px){
  .nav-links{display:none}
  .burger{display:flex}
  .nav-in{height:60px;gap:16px}
  .logo-text{font-size:17px}
  .actbar-txt{display:none}
  .actbar-in{gap:10px;justify-content:space-between}
}
@media (max-width:768px){
  .wrap{padding:0 20px}
  .section{padding:56px 0}
  .section-alt{padding:56px 0}
  .hero-h1{font-size:28px}
  .hero-lead{font-size:16px}
  .sec-h2{font-size:23px}
  .page-hero{padding:40px 0 48px}
  .who-grid{grid-template-columns:1fr}
  .cta-in{flex-direction:column;align-items:flex-start;gap:24px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;gap:8px}
  .btn{height:44px;padding:0 20px;font-size:15px}
  .hero-stats li{min-width:130px;padding:12px 14px}
  .nav-right .badge-new{display:none}
}
@media (max-width:520px){
  .hero-stats{gap:10px}
  .hero-stats li{flex:1 1 45%}
  .cta-h2{font-size:22px}
  .plan-name{font-size:20px}
  .plan-price b{font-size:28px}
  .hero-actions .btn{width:100%}
}

/* roulang page: category2 */
:root{
  --yellow:#F5B400;
  --yellow-d:#D89E00;
  --yellow-l:#FFF6DC;
  --ink:#16181C;
  --steel:#4A5057;
  --bg:#F4F2ED;
  --white:#FFFFFF;
  --line:#E3DFD6;
  --red:#E23E2B;
  --text:#2A2D33;
  --muted:#6B7078;
  --inv:#F7F7F5;
  --r-card:12px;
  --r-btn:8px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(22,24,28,.06);
  --sh-2:0 14px 30px -14px rgba(22,24,28,.22);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)}
button{font:inherit;color:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.28;color:var(--ink);font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px;border-radius:4px}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{padding:0 32px}}
@media(min-width:1024px){.wrap{padding:0 40px}}

/* ============ 顶部活动条 ============ */
.site-head{position:sticky;top:0;z-index:80}
.actbar{background:var(--ink);color:var(--inv);overflow:hidden;max-height:96px;transition:max-height .28s var(--ease),opacity .2s var(--ease)}
.site-head.is-scrolled .actbar{max-height:0;opacity:0}
.actbar-in{display:flex;align-items:center;gap:12px;min-height:40px;padding-top:6px;padding-bottom:6px;flex-wrap:wrap}
.pill-live{background:var(--yellow);color:var(--ink);font-size:13px;line-height:20px;padding:2px 10px;border-radius:var(--r-pill);font-weight:600;flex:none}
.actbar-txt{font-size:13px;line-height:20px;color:#C3C6CC;flex:1 1 auto;min-width:0}
.countdown{display:flex;align-items:center;gap:2px;font-variant-numeric:tabular-nums;flex:none}
.cd-num{background:var(--yellow);color:var(--ink);font-weight:700;font-size:13px;padding:2px 6px;border-radius:6px;min-width:26px;text-align:center;display:inline-block}
.countdown i{font-style:normal;color:#8B9099;font-size:12px}
.actbar-link{color:var(--yellow);font-size:13px;border-bottom:1px solid transparent;flex:none}
.actbar-link:hover{color:#fff;border-bottom-color:var(--yellow)}

/* ============ 主导航 ============ */
.nav{background:#fff;border-bottom:1px solid var(--line);box-shadow:0 1px 2px rgba(22,24,28,.04)}
.nav-in{display:flex;align-items:center;gap:20px;min-height:72px}
@media(max-width:1023px){.nav-in{min-height:60px;gap:12px}}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none;padding:6px 0}
.logo-mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--yellow) 0 50%,var(--ink) 50% 100%);position:relative;flex:none;box-shadow:inset 0 0 0 2px rgba(22,24,28,.14)}
.logo-mark::after{content:"";position:absolute;left:8px;right:8px;top:11px;height:6px;background:repeating-linear-gradient(45deg,var(--ink) 0 3px,transparent 3px 6px);border-radius:2px}
.logo-text{font-weight:700;font-size:20px;color:var(--ink);letter-spacing:-.02em;white-space:nowrap}
@media(max-width:1023px){.logo-text{font-size:17px}.logo-mark{width:26px;height:26px}}
.nav-links{display:none;align-items:center;gap:4px;margin-left:6px;flex:1 1 auto}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-link{display:block;position:relative;font-size:15px;color:#33373E;padding:10px 14px;border-radius:8px;white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease)}
.nav-link:hover{color:var(--ink);background:#FAF9F6}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:700}
.nav-link.is-active::after{transform:scaleX(1);height:3px;bottom:2px}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px;flex:none}
.badge-new{background:var(--red);color:#fff;font-size:11px;font-weight:700;padding:3px 7px;border-radius:var(--r-pill);align-self:flex-start;margin-top:-6px;letter-spacing:.04em}
@media(max-width:1023px){.badge-new{display:none}}
.burger{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;border:1.5px solid var(--line);border-radius:8px;background:#fff;padding:0 10px}
.burger span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:background .2s var(--ease)}
.burger:hover{border-color:var(--yellow);background:var(--yellow-l)}
@media(min-width:1024px){.burger{display:none}}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1.5px solid transparent;transition:all .2s var(--ease);white-space:nowrap;line-height:1}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--yellow);color:var(--ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background:var(--yellow-d);color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(1px);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
@media(max-width:640px){.btn{height:44px;padding:0 18px;font-size:14px}}

/* ============ 移动端抽屉 ============ */
.drawer-mask{position:fixed;inset:0;background:rgba(22,24,28,.45);opacity:0;pointer-events:none;transition:opacity .25s var(--ease);z-index:110}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{position:fixed;top:0;right:0;width:84vw;max-width:360px;height:100%;background:#fff;z-index:120;transform:translateX(101%);transition:transform .28s var(--ease);display:flex;flex-direction:column;padding:20px;border-left:1px solid var(--line);overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:20px;line-height:1;color:var(--ink)}
.drawer-close:hover{background:var(--yellow-l);border-color:var(--yellow)}
.drawer-nav{display:block;padding:8px 0}
.drawer-link{display:flex;align-items:center;height:56px;border-bottom:1px solid var(--line);font-size:16px;color:#33373E}
.drawer-link:last-child{border-bottom:0}
.drawer-link:hover{color:var(--yellow-d)}
.drawer-link.is-active{color:var(--ink);font-weight:700;border-left:3px solid var(--yellow);padding-left:12px}
.drawer-foot{margin-top:auto;display:grid;gap:10px;padding-top:20px}
.drawer-foot .btn{width:100%}

/* ============ 页头 ============ */
.cat-head{background:#fff;border-bottom:1px solid var(--line);padding:28px 0 44px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:14px;color:var(--muted);margin-bottom:20px}
.crumb a:hover{color:var(--yellow-d)}
.crumb .sep{color:#C0C3C8}
.head-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:1024px){.head-grid{grid-template-columns:8fr 4fr;gap:56px;align-items:start}}
.sec-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#8A6500;background:var(--yellow-l);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:16px}
.cat-title{font-size:clamp(28px,4.4vw,40px);line-height:1.24;letter-spacing:-.02em}
.cat-sub{margin-top:16px;font-size:17px;color:var(--muted);max-width:620px}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.tag-title{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:14px;padding-left:10px;border-left:3px solid var(--yellow)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:#FAF9F6;font-size:14px;color:#3A3E45}
.tag:hover{border-color:var(--yellow);background:var(--yellow-l);color:var(--ink);transform:translateY(-2px)}

/* ============ 板块通用 ============ */
.section{padding:56px 0}
@media(min-width:768px){.section{padding:72px 0}}
@media(min-width:1024px){.section{padding:96px 0}}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:780px;margin-bottom:36px}
.sec-title{font-size:clamp(23px,3vw,30px)}
.sec-sub{margin-top:14px;color:var(--muted);font-size:16px}

/* ============ 服务矩阵卡 ============ */
.sol-grid{display:grid;gap:24px;grid-template-columns:1fr}
@media(min-width:768px){.sol-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.sol-grid{grid-template-columns:repeat(3,1fr)}}
.card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);z-index:2}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card:hover::before{transform:scaleX(1)}
.card-media{aspect-ratio:16/9;overflow:hidden;background:#EFEDE7}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .25s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.card-title{font-size:18px;line-height:1.5}
.card-desc{margin-top:10px;font-size:14px;line-height:1.75;color:var(--muted)}
.card-points{margin-top:16px;display:grid;gap:8px;padding-top:16px;border-top:1px dashed var(--line)}
.card-points li{position:relative;padding-left:18px;font-size:14px;color:#3A3E45}
.card-points li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--yellow)}
.chip{display:inline-block;font-size:12px;line-height:20px;padding:0 9px;border-radius:var(--r-pill);background:var(--yellow-l);color:#8A6500;border:1px solid #F2E2B4;margin-left:8px;vertical-align:2px;font-weight:600}

/* ============ 图文交替 ============ */
.split{display:grid;gap:32px;grid-template-columns:1fr;align-items:center}
@media(min-width:1024px){
  .split{grid-template-columns:7fr 5fr;gap:56px}
  .split.rev{grid-template-columns:5fr 7fr}
}
.frame{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#fff}
.frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split h2{font-size:clamp(21px,2.6vw,27px)}
.split p{margin-top:16px;color:var(--muted);font-size:16px}
.dot-list{display:grid;gap:10px;margin-top:20px}
.dot-list li{position:relative;padding-left:22px;font-size:15px;color:#3A3E45}
.dot-list li::before{content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:2px;background:var(--yellow)}
.inline-link{display:inline-flex;align-items:center;gap:6px;margin-top:22px;font-size:15px;font-weight:600;color:var(--ink);border-bottom:2px solid var(--yellow);padding-bottom:2px}
.inline-link:hover{color:var(--yellow-d);border-bottom-color:var(--yellow-d)}

/* ============ 参数表 ============ */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:#fff;box-shadow:var(--sh-1)}
.table-wrap table{width:100%;min-width:780px}
.table-wrap thead th{background:var(--ink);color:#fff;font-size:14px;font-weight:600;text-align:left;padding:15px 18px;white-space:nowrap}
.table-wrap tbody th{padding:15px 18px;font-size:15px;font-weight:600;color:var(--ink);text-align:left;border-top:1px solid var(--line);white-space:nowrap;background:#fff}
.table-wrap tbody td{padding:15px 18px;font-size:15px;color:#3A3E45;border-top:1px solid var(--line);vertical-align:top}
.table-wrap tbody tr:nth-child(even) th,
.table-wrap tbody tr:nth-child(even) td{background:#FAF9F6}
.scroll-hint{margin-top:10px;font-size:13px;color:var(--muted)}
@media(min-width:1024px){.scroll-hint{display:none}}

/* ============ 流程 ============ */
.steps{display:grid;gap:20px;grid-template-columns:1fr;counter-reset:step}
@media(min-width:768px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{display:inline-block;font-size:13px;font-weight:700;color:var(--ink);background:var(--yellow);border-radius:var(--r-pill);padding:3px 11px;font-variant-numeric:tabular-nums}
.step-title{margin-top:14px;font-size:17px}
.step-desc{margin-top:10px;font-size:14px;line-height:1.75;color:var(--muted)}

/* ============ 数据带 ============ */
.stats{background:var(--ink);color:var(--inv)}
.stat-grid{display:grid;gap:24px;grid-template-columns:repeat(2,1fr)}
@media(min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
.stat-num{font-size:clamp(26px,3.4vw,34px);font-weight:700;color:var(--yellow);font-variant-numeric:tabular-nums;line-height:1.15}
.stat-label{margin-top:8px;font-size:14px;color:#B9BCC2;line-height:1.6}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:border-color .2s var(--ease)}
.faq-item.is-open{border-color:#EBD9A0}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:#fff;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6}
.faq-q:hover{background:#FAF9F6}
.faq-icon{flex:none;width:22px;height:22px;position:relative;transition:transform .22s var(--ease)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--steel);border-radius:2px}
.faq-icon::before{left:0;right:0;top:10px;height:2px}
.faq-icon::after{top:0;bottom:0;left:10px;width:2px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faq-a-in{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ============ CTA ============ */
.cta-band{background:var(--ink);color:var(--inv);border-top:1px solid var(--yellow);border-bottom:1px solid var(--yellow);padding:56px 0}
@media(min-width:1024px){.cta-band{padding:64px 0}}
.cta-in{display:grid;gap:28px;grid-template-columns:1fr;align-items:center}
@media(min-width:1024px){.cta-in{grid-template-columns:1.5fr 1fr}}
.cta-title{color:#fff;font-size:clamp(21px,2.6vw,26px);line-height:1.45}
.cta-sub{margin-top:12px;font-size:15px;color:#B9BCC2}
.cta-side{display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.cta-cd{display:flex;align-items:center;gap:10px;width:100%}
.cta-cd-label{font-size:13px;color:#9BA0A8}

/* ============ 页脚 ============ */
.footer{background:var(--ink);color:var(--inv);padding:56px 0 0}
.foot-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:768px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.foot-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.foot-brand{display:flex;align-items:center;gap:10px}
.foot-brand .logo-text{color:#fff;font-size:19px}
.foot-desc{margin-top:16px;color:#9BA0A8;font-size:14px;line-height:1.85;max-width:360px}
.foot-title{color:var(--yellow);font-size:15px;font-weight:600;margin-bottom:16px}
.foot-list li{font-size:14px;color:#B9BCC2;line-height:26px}
.foot-list a:hover{color:var(--yellow)}
.foot-bottom{margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:18px 0 24px;display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;font-size:13px;color:#8B9099}
.foot-bottom a{color:#B9BCC2;text-decoration:underline;text-underline-offset:3px}
.foot-bottom a:hover{color:var(--yellow)}

@media(max-width:520px){
  .actbar-txt{font-size:12px;line-height:18px}
  .cat-sub{font-size:15px}
  .head-grid{gap:24px}
}