/* roulang page: index */
:root{
  --green:#0F6B5A;
  --green-dark:#0B4E43;
  --orange:#F26B3A;
  --orange-dark:#D95426;
  --yellow:#F2C14E;
  --sand:#F7F3EA;
  --white:#FFFFFF;
  --ink:#17332D;
  --ink-2:#5E6B64;
  --line:#E6DECD;
  --dark:#12201D;
  --radius:14px;
  --shadow:0 8px 24px rgba(18,32,29,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.75;
  color:var(--ink);
  background:var(--sand);
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{list-style:none;padding:0}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* 通用按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 24px;border-radius:12px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:background .2s,color .2s,transform .2s,box-shadow .2s;
  cursor:pointer;
}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--green);border-color:var(--green)}
.btn-ghost:hover{background:#E8F2EF;transform:translateY(-1px)}
.btn:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(18,32,29,.05);
}
.nav{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;white-space:nowrap}
.logo-mark{
  width:38px;height:38px;border-radius:11px;background:var(--green);
  position:relative;flex:none;overflow:hidden;
}
.logo-mark::before{
  content:"";position:absolute;left:9px;top:9px;width:20px;height:20px;
  border-radius:50%;background:var(--yellow);
}
.logo-mark::after{
  content:"";position:absolute;left:9px;top:18px;width:20px;height:2px;
  background:var(--orange);box-shadow:0 -6px 0 rgba(18,32,29,.55),0 6px 0 rgba(18,32,29,.55);
}
.nav-list{display:flex;align-items:center;gap:22px;margin-left:6px}
.nav-list a{position:relative;font-size:15px;color:var(--ink-2);padding:6px 0;transition:color .2s}
.nav-list a:hover{color:var(--green)}
.nav-list a.active{color:var(--green);font-weight:700}
.nav-list a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;
  background:var(--green);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.search input{
  width:176px;height:38px;border-radius:999px;border:1px solid var(--line);
  background:var(--sand);padding:0 16px;font-size:14px;transition:background .2s,border-color .2s;
}
.search input:focus{outline:2px solid var(--green);outline-offset:0;background:#fff;border-color:var(--green)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:0 18px;border-radius:999px;
  background:var(--orange);color:#2A1206;font-size:14px;font-weight:700;
  transition:background .2s,transform .2s;
}
.nav-cta:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px)}
.nav-cb{display:none}
.nav-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  font-size:20px;line-height:1;cursor:pointer;margin-left:auto;
}

/* 板块基础 */
.section{padding:72px 0}
.section--white{background:#fff}
.sec-head{max-width:760px;margin-bottom:32px}
.sec-head h2{font-size:33px;line-height:1.3;font-weight:700;letter-spacing:-.01em}
.sec-sub{margin-top:10px;color:var(--ink-2);font-size:15px}
.footnote{margin-top:18px;font-size:13px;color:var(--ink-2)}

/* Hero */
.hero{padding:44px 0 64px;background:var(--sand)}
.hero-bento{
  display:grid;grid-template-columns:1.45fr 1fr;
  grid-template-rows:auto auto;gap:20px;
}
.hero-main{
  grid-row:1 / span 2;background:#fff;border:1px solid var(--line);
  border-radius:22px;padding:44px 40px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;justify-content:center;
}
.eyebrow{
  display:inline-block;align-self:flex-start;
  background:#E8F2EF;color:var(--green);font-size:13px;font-weight:700;
  padding:5px 14px;border-radius:999px;margin-bottom:18px;
}
.hero-main h1{font-size:58px;line-height:1.15;font-weight:700;letter-spacing:-.02em}
.hl{color:var(--green);background:linear-gradient(transparent 64%,rgba(242,193,78,.55) 64%)}
.hero-sub{margin-top:16px;font-size:17px;color:var(--ink-2);font-weight:500}
.hero-desc{margin-top:14px;font-size:15.5px;color:var(--ink-2);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-shot{
  position:relative;border-radius:20px;overflow:hidden;min-height:180px;
  background:#E7E1D3;
}
.hero-shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.live-badge{
  position:absolute;left:14px;top:14px;z-index:2;
  background:var(--orange);color:#2A1206;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:999px;
}
.hero-stat{
  background:var(--dark);color:#fff;border-radius:20px;padding:24px 26px;
  display:flex;flex-direction:column;justify-content:center;gap:6px;
}
.hero-stat .num{font-size:34px;font-weight:700;line-height:1.1;color:var(--yellow)}
.hero-stat .label{font-size:14px;color:#A9C0B8}
.hero-stat .tail{font-size:13px;color:#8BA39B;margin-top:6px}
.hero-strip{
  margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:16px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 28px;
  font-size:14px;color:var(--ink-2);box-shadow:var(--shadow);
}
.hero-strip b{color:var(--ink)}
.hero-strip a{margin-left:auto;color:var(--green);font-weight:700;border-bottom:1px solid rgba(15,107,90,.35)}
.hero-strip a:hover{color:var(--green-dark)}

/* 指标看板 */
.stat-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow);overflow:hidden;
}
.stat-band li{padding:28px 26px;border-right:1px solid var(--line)}
.stat-band li:last-child{border-right:none}
.stat-num{display:block;font-size:40px;font-weight:700;line-height:1.1;color:var(--green)}
.stat-label{display:block;margin-top:8px;font-size:14px;color:var(--ink-2)}

/* 卡片网格 */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.vcard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s;
}
.vcard:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(18,32,29,.14)}
.vcard-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7E1D3}
.vcard-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.vcard:hover .vcard-cover img{transform:scale(1.04)}
.play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:40px;height:40px;border-radius:50%;background:rgba(18,32,29,.6);
}
.play::after{
  content:"";position:absolute;left:16px;top:12px;
  border-left:11px solid #fff;border-top:7px solid transparent;border-bottom:7px solid transparent;
}
.tag{
  position:absolute;left:10px;top:10px;background:var(--yellow);color:#3A2C07;
  font-size:12px;font-weight:700;padding:2px 10px;border-radius:999px;
}
.vcard-body{padding:14px 16px 16px}
.vcard-title{
  font-size:16px;font-weight:700;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.vcard-meta{margin-top:6px;font-size:13px;color:var(--ink-2);display:flex;align-items:center;gap:6px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--orange);flex:none}

/* 分类频道 */
.chan-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.chan{
  display:flex;gap:18px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s;
}
.chan:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(18,32,29,.12)}
.chan-idx{
  flex:none;width:44px;height:44px;border-radius:12px;background:#E8F2EF;
  color:var(--green);font-weight:700;font-size:15px;
  display:flex;align-items:center;justify-content:center;
}
.chan h3{font-size:20px;font-weight:700;line-height:1.4}
.chan p{margin-top:6px;font-size:14.5px;color:var(--ink-2)}

/* 预告卡 */
.pcard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;
}
.pcard:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(18,32,29,.14)}
.pcard-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E7E1D3}
.pcard-cover img{width:100%;height:100%;object-fit:cover}
.badge-preview{
  position:absolute;right:10px;top:10px;background:#fff;color:var(--green);
  font-size:12px;font-weight:700;padding:2px 10px;border-radius:999px;
}
.pcard-body{padding:16px}
.pcard-body h3{font-size:16px;font-weight:700}
.pcard-meta{margin-top:8px;font-size:13.5px;color:var(--ink-2);display:flex;flex-wrap:wrap;gap:6px 14px}
.pcard-time{color:var(--orange);font-weight:700}

/* 对比表 */
.cmp{
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
  background:#fff;box-shadow:var(--shadow);
}
.cmp-row{
  display:grid;grid-template-columns:180px 1fr 1fr;gap:0;
  border-bottom:1px solid var(--line);
}
.cmp-row:last-child{border-bottom:none}
.cmp-row > span{padding:18px 22px;font-size:15px}
.cmp-row > span + span{border-left:1px solid var(--line)}
.cmp-head{background:var(--dark);color:#fff}
.cmp-head span{font-weight:700;font-size:14.5px}
.cmp-key{font-weight:700;background:#FBF8F1}
.cmp-col-old{color:var(--ink-2)}
.cmp-col-new{color:var(--green);font-weight:500;background:#F1F7F5}

/* 榜单 */
.rank-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}
.rank-row{
  display:grid;grid-template-columns:46px 1fr auto auto;align-items:center;
  gap:12px;padding:14px 14px;border-bottom:1px solid var(--line);
  border-radius:10px;
}
.rank-no{
  font-size:22px;font-weight:700;color:var(--ink-2);line-height:1;
  font-variant-numeric:tabular-nums;
}
.rank-name{font-size:15.5px;font-weight:700}
.rank-name em{font-style:normal;font-weight:400;font-size:13px;color:var(--ink-2);margin-left:6px}
.rank-num{font-size:14px;color:var(--ink-2);font-variant-numeric:tabular-nums}
.rank-tag{
  background:var(--yellow);color:#3A2C07;font-size:12px;font-weight:700;
  padding:2px 10px;border-radius:999px;white-space:nowrap;
}
.rank-row.top{background:#FDF1E7}
.rank-row.top .rank-no{color:var(--orange);font-size:26px}

/* 时间线 */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.tl-item{position:relative;padding-top:28px;border-top:2px solid var(--line)}
.tl-item::before{
  content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;
  background:var(--orange);box-shadow:0 0 0 4px rgba(242,107,58,.18);
}
.tl-step{font-size:13px;font-weight:700;color:var(--orange);letter-spacing:.08em}
.tl-item h3{margin-top:8px;font-size:19px;font-weight:700}
.tl-item p{margin-top:8px;font-size:14.5px;color:var(--ink-2)}

/* 资讯列表 */
.news-list li{
  display:grid;grid-template-columns:126px 1fr;gap:20px;align-items:center;
  padding:18px 0;border-bottom:1px solid var(--line);
}
.news-list li:first-child{padding-top:0}
.news-list img{width:126px;height:74px;object-fit:cover;border-radius:10px}
.news-list h3{font-size:17px;font-weight:700;line-height:1.5}
.news-list p{margin-top:6px;font-size:13.5px;color:var(--ink-2)}

/* 保障 */
.guard-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.guard{
  display:flex;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);
}
.guard-icon{
  flex:none;width:42px;height:42px;border-radius:12px;background:#E8F2EF;
  display:flex;align-items:center;justify-content:center;color:var(--green);
  font-weight:700;font-size:15px;
}
.guard h3{font-size:18px;font-weight:700}
.guard p{margin-top:6px;font-size:14.5px;color:var(--ink-2)}

/* 快速解答 */
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.quick{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);
}
.quick-grid > li:last-child{grid-column:1 / -1}
.quick h3{font-size:17px;font-weight:700}
.quick p{margin-top:8px;font-size:14.5px;color:var(--ink-2)}
.quick a{display:inline-block;margin-top:12px;font-size:14px;font-weight:700;color:var(--green);border-bottom:1px solid rgba(15,107,90,.35)}

/* FAQ */
.faq details{
  background:#fff;border:1px solid var(--line);border-left:4px solid transparent;
  border-radius:var(--radius);padding:0 22px;margin-bottom:14px;
  transition:border-color .2s,box-shadow .2s;
}
.faq details:hover{box-shadow:var(--shadow)}
.faq details[open]{border-left-color:var(--green);box-shadow:var(--shadow)}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 0;font-weight:700;font-size:17px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:44px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";color:var(--green);font-size:24px;line-height:1;font-weight:400;
  transition:transform .2s;flex:none;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{padding:0 0 22px;font-size:15px;color:var(--ink-2);max-width:820px}

/* 订阅表单 */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:34px 34px 30px;box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 24px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:14px;font-weight:700}
.field input,.field select{
  height:46px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;background:#fff;font-size:15px;transition:border-color .2s;
}
.field input:focus,.field select:focus{outline:2px solid var(--green);outline-offset:0;border-color:var(--green)}
.field-full{grid-column:1 / -1}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.6}
.check-row input[type=checkbox]{
  width:18px;height:18px;margin-top:3px;flex:none;accent-color:var(--green);cursor:pointer;
}
.btn-submit{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 30px;border:none;border-radius:12px;
  background:var(--orange);color:#2A1206;font-size:16px;font-weight:700;
  cursor:pointer;transition:background .2s,transform .2s;
}
.btn-submit:hover{background:var(--orange-dark);color:#fff;transform:translateY(-1px)}
.form-note{margin-top:16px;font-size:13px;color:var(--ink-2)}

/* 页脚 */
.site-footer{background:var(--dark);color:#C8D6D0;padding:56px 0 0;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px}
.site-footer p{font-size:14px;color:#A9C0B8;line-height:1.8}
.site-footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:14px}
.site-footer a{display:block;font-size:14px;color:#A9C0B8;padding:5px 0;transition:color .2s}
.site-footer a:hover{color:var(--yellow)}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding:20px 0;
  font-size:13px;color:#8BA39B;text-align:center;
}

/* 断点 1024 */
@media (max-width:1024px){
  .hero-main h1{font-size:44px}
  .hero-main{padding:36px 30px}
  .grid-4{grid-template-columns:repeat(3,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-band li{padding:24px 20px}
  .stat-num{font-size:34px}
  .nav-list{gap:16px}
  .search input{width:140px}
  .cmp-row{grid-template-columns:140px 1fr 1fr}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
  .foot-grid{grid-template-columns:1fr 1fr}
}

/* 断点 768 */
@media (max-width:768px){
  .section{padding:46px 0}
  .sec-head h2{font-size:27px}
  .hero{padding:28px 0 40px}
  .hero-bento{grid-template-columns:1fr;grid-template-rows:auto}
  .hero-main{grid-row:auto;padding:30px 24px}
  .hero-main h1{font-size:36px}
  .hero-sub{font-size:15.5px}
  .hero-shot{min-height:200px}
  .nav-toggle{display:flex}
  .nav{height:auto;min-height:68px;flex-wrap:wrap;padding:12px 0;gap:12px}
  .nav-list{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:#fff;border-bottom:1px solid var(--line);padding:8px 20px 16px;
    box-shadow:0 12px 24px rgba(18,32,29,.1);
  }
  .nav-cb:checked ~ .nav-list{display:flex}
  .nav-list a{padding:12px 0;border-bottom:1px solid var(--line);min-height:44px}
  .nav-list a.active::after{display:none}
  .nav-right{margin-left:auto}
  .search{display:none}
  .nav-cta{padding:0 14px;font-size:13px;min-height:38px}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-band li:nth-child(2){border-right:none}
  .stat-band li:nth-child(1),.stat-band li:nth-child(2){border-bottom:1px solid var(--line)}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:1fr}
  .chan-grid{grid-template-columns:1fr}
  .guard-grid{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .rank-cols{grid-template-columns:1fr;gap:0}
  .timeline{grid-template-columns:1fr}
  .cmp-row{grid-template-columns:1fr}
  .cmp-row > span{padding:14px 18px;border-left:none!important}
  .cmp-row > span + span{border-top:1px solid var(--line)}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:24px 20px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .hero-strip a{margin-left:0}
}

/* 断点 520 */
@media (max-width:520px){
  .wrap{padding:0 16px}
  .section{padding:38px 0}
  .hero-main h1{font-size:34px}
  .sec-head h2{font-size:26px}
  .grid-4{grid-template-columns:1fr}
  .stat-band{grid-template-columns:1fr}
  .stat-band li{border-right:none;border-bottom:1px solid var(--line)}
  .stat-band li:last-child{border-bottom:none}
  .rank-row{grid-template-columns:36px 1fr auto;padding:12px 10px}
  .rank-tag{display:none}
  .rank-no{font-size:20px}
  .rank-row.top .rank-no{font-size:24px}
  .news-list li{grid-template-columns:88px 1fr;gap:14px}
  .news-list img{width:88px;height:58px}
  .news-list h3{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .chan{padding:18px}
}