/* roulang page: index */
:root{
  --brand:#1F6FD9;
  --brand-dark:#1A5FBB;
  --brand-soft:#EAF2FE;
  --accent:#FF8A3D;
  --accent-soft:#FFF1E6;
  --success:#1FA97A;
  --warn:#E2574C;
  --bg:#F5F8FC;
  --panel:#FFFFFF;
  --line:#E4EBF4;
  --line-soft:#E6EDF6;
  --text:#16273D;
  --text-2:#5B6E86;
  --text-3:#8A99AD;
  --r-card:14px;
  --r-btn:10px;
  --r-tag:6px;
  --r-input:10px;
  --sh:0 4px 16px rgba(24,60,110,.07);
  --sh-h:0 12px 28px rgba(24,60,110,.12);
  --sec-pad:88px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-dark);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{font-family:inherit;color:var(--text);font-weight:700;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.section{padding:var(--sec-pad) 0;}
.section--alt{background:#fff;}
.section--tint{background:var(--brand-soft);}
.section-head{max-width:760px;margin-bottom:40px;}
.sec-index{display:block;font-size:13px;line-height:20px;font-weight:700;letter-spacing:.14em;color:var(--accent);margin-bottom:10px;text-transform:uppercase;}
.section-title{
  position:relative;
  padding-left:16px;
  font-size:30px;
  line-height:42px;
  font-weight:700;
  letter-spacing:-.2px;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;top:7px;bottom:7px;
  width:4px;border-radius:2px;background:var(--brand);
}
.section-sub{margin-top:16px;color:var(--text-2);font-size:16px;line-height:28px;}
.dotted{height:1px;border-top:1px dashed var(--line);margin:0;}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(24,60,110,.05);
}
.header-inner{
  max-width:1200px;margin:0 auto;
  padding:0 24px;height:68px;
  display:flex;align-items:center;gap:28px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{width:30px;height:30px;flex:0 0 auto;}
.logo-text{font-size:20px;line-height:1;font-weight:700;color:var(--text);letter-spacing:.2px;white-space:nowrap;}
.logo-text em{font-style:normal;color:var(--accent);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:6px;}
.main-nav a{
  position:relative;
  display:block;
  padding:0 14px;
  height:68px;line-height:68px;
  font-size:15px;font-weight:500;color:var(--text-2);
  white-space:nowrap;
}
.main-nav a:hover{color:var(--brand);}
.main-nav a.active{color:var(--brand);font-weight:600;}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--brand);border-radius:2px 2px 0 0;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{position:relative;}
.nav-search input{
  width:230px;height:40px;
  padding:0 18px;
  border:1px solid transparent;
  border-radius:999px;
  background:#F1F5FA;
  font-size:14px;color:var(--text);
  outline:none;transition:.2s;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft);}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border:1px solid var(--line);
  border-radius:10px;background:#fff;
  cursor:pointer;color:var(--text-2);
  font-size:18px;line-height:1;
}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 24px 20px;}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:block;padding:12px 4px;
  font-size:16px;color:var(--text);
  border-bottom:1px dashed var(--line);
}
.mobile-drawer a.active{color:var(--brand);font-weight:600;}
.mobile-drawer .btn{margin-top:16px;width:100%;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-dark);color:#fff;box-shadow:0 10px 22px rgba(31,111,217,.26);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#F07728;color:#fff;box-shadow:0 10px 22px rgba(255,138,61,.28);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;
}

/* 标签 */
.tag{
  display:inline-block;
  padding:3px 10px;
  border-radius:var(--r-tag);
  background:var(--brand-soft);
  color:var(--brand);
  font-size:13px;line-height:20px;font-weight:500;
}
.tag-accent{background:var(--accent-soft);color:#C25A12;}
.tag-plain{background:#F1F5FA;color:var(--text-2);}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,#F5F8FC 100%);}
.hero-media{
  position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.jpg") center right/cover no-repeat;
  opacity:.12;
}
.hero-inner{position:relative;padding:72px 0 84px;}
.eyebrow{
  display:inline-block;
  padding:5px 12px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.04em;
  margin-bottom:20px;
}
.hero h1{
  font-size:40px;line-height:52px;font-weight:700;
  letter-spacing:-.5px;
  max-width:640px;
}
.hero-sub{margin-top:18px;font-size:17px;line-height:30px;color:var(--text);max-width:620px;font-weight:500;}
.hero-lead{margin-top:14px;font-size:16px;line-height:28px;color:var(--text-2);max-width:620px;}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-points{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;}
.hero-points span{
  display:inline-block;
  padding:6px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:13px;line-height:20px;
}
.console-card{
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  box-shadow:var(--sh-h);
  padding:22px;
}
.console-bar{display:flex;align-items:center;gap:6px;margin-bottom:16px;}
.console-bar i{display:block;width:10px;height:10px;border-radius:50%;background:var(--line);}
.console-bar i:first-child{background:#FFD3B6;}
.console-bar i:nth-child(2){background:#CFE3FB;}
.console-bar i:nth-child(3){background:#D6F0E6;}
.console-bar span{margin-left:8px;font-size:12px;color:var(--text-3);letter-spacing:.08em;}
.console-code{
  background:#F1F5FA;
  border:1px solid var(--line);
  border-radius:10px;
  padding:14px 16px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;line-height:24px;
  color:var(--text-2);
  white-space:pre;
  overflow-x:auto;
}
.console-code b{color:var(--brand);font-weight:600;}
.console-code em{font-style:normal;color:var(--accent);font-weight:600;}
.console-thumb{margin-top:16px;border-radius:10px;overflow:hidden;aspect-ratio:16/9;background:#F1F5FA;}
.console-thumb img{width:100%;height:100%;object-fit:cover;}
.console-foot{margin-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3);}

/* 通用卡片 */
.card{
  background:var(--panel);
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  box-shadow:var(--sh);
  transition:box-shadow .25s ease,transform .25s ease;
  overflow:hidden;
  display:block;
}
a.card:hover,a.card:focus{box-shadow:var(--sh-h);transform:translateY(-3px);}
.thumb{aspect-ratio:16/9;overflow:hidden;background:#F1F5FA;}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
a.card:hover .thumb img{transform:scale(1.04);}
.card-body{padding:18px 20px 20px;}
.card-title{font-size:17px;line-height:26px;font-weight:600;color:var(--text);margin-top:10px;}
.card-text{margin-top:8px;font-size:14px;line-height:24px;color:var(--text-2);}
.card-meta{margin-top:14px;font-size:13px;color:var(--text-3);display:flex;gap:12px;flex-wrap:wrap;align-items:center;}

/* 频道入口 */
.channel-card{
  display:flex;gap:14px;align-items:flex-start;
  padding:20px;
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:var(--r-card);
  box-shadow:var(--sh);
  transition:.25s;
  height:100%;
}
.channel-card:hover{box-shadow:var(--sh-h);transform:translateY(-3px);}
.channel-icon{
  flex:0 0 auto;width:40px;height:40px;border-radius:10px;
  background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;
}
.channel-icon.orange{background:var(--accent-soft);color:#C25A12;}
.channel-name{font-size:16px;font-weight:600;color:var(--text);}
.channel-desc{margin-top:6px;font-size:13px;line-height:22px;color:var(--text-2);}

/* 精选推荐 */
.feature-lg{display:flex;flex-direction:column;height:100%;}
.feature-lg .thumb{aspect-ratio:16/9;}
.feature-lg .card-title{font-size:20px;line-height:30px;}

/* 轨道 */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:20px;
  overflow-x:auto;
  padding:6px 4px 18px;
  scroll-snap-type:x mandatory;
}
.rail::-webkit-scrollbar{height:8px;}
.rail::-webkit-scrollbar-thumb{background:#D8E3F1;border-radius:8px;}
.rail-item{
  flex:0 0 260px;
  scroll-snap-align:start;
}
.rail-item .card-title{font-size:15px;line-height:24px;}
.rail-tip{font-size:13px;color:var(--text-3);}

/* 资讯 */
.news-main{display:block;height:100%;}
.news-main .thumb{aspect-ratio:16/9;}
.news-main .card-title{font-size:20px;line-height:30px;}
.news-row{
  display:flex;gap:16px;align-items:flex-start;
  padding:16px 0;
  border-bottom:1px dashed var(--line);
}
.news-row:last-child{border-bottom:0;padding-bottom:0;}
.news-row:first-child{padding-top:0;}
.news-row-thumb{flex:0 0 108px;border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:#F1F5FA;}
.news-row-thumb img{width:100%;height:100%;object-fit:cover;}
.news-row h3{font-size:15px;line-height:24px;font-weight:600;}
.news-row h3 a{color:var(--text);}
.news-row h3 a:hover{color:var(--brand);}
.news-row p{margin-top:6px;font-size:13px;line-height:22px;color:var(--text-2);}
.news-row .meta{margin-top:8px;font-size:12px;color:var(--text-3);}

/* 排行榜 */
.rank-list{border-top:1px dashed var(--line);}
.rank-item{
  display:flex;align-items:center;gap:16px;
  padding:16px 4px;
  border-bottom:1px dashed var(--line);
}
.rank-no{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:#F1F5FA;color:var(--text-2);
  font-size:14px;font-weight:700;
}
.rank-item:nth-child(-n+3) .rank-no{background:var(--accent-soft);color:#C25A12;}
.rank-name{font-size:16px;font-weight:600;color:var(--text);}
.rank-name:hover{color:var(--brand);}
.rank-tag{margin-left:10px;}
.rank-score{margin-left:auto;font-size:15px;font-weight:700;color:var(--brand);white-space:nowrap;}
.rank-score small{display:block;font-size:12px;font-weight:400;color:var(--text-3);text-align:right;}

/* 要点清单 */
.point-list{border-left:2px solid var(--line);padding-left:24px;}
.point-item{position:relative;padding:14px 0;}
.point-item+.point-item{border-top:1px dashed var(--line);}
.point-no{
  display:inline-block;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;font-weight:700;color:var(--accent);
  margin-right:10px;
}
.point-item h3{display:inline;font-size:16px;line-height:26px;font-weight:600;}
.point-item p{margin-top:8px;font-size:14px;line-height:24px;color:var(--text-2);}

/* 数据卡 */
.stat-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);
  box-shadow:var(--sh);padding:24px 20px;height:100%;
  transition:.25s;
}
.stat-card:hover{box-shadow:var(--sh-h);transform:translateY(-3px);}
.stat-num{font-size:44px;line-height:1;font-weight:700;color:var(--brand);letter-spacing:-1px;}
.stat-num em{font-style:normal;font-size:18px;color:var(--text-2);font-weight:600;margin-left:2px;}
.stat-label{margin-top:12px;font-size:14px;line-height:22px;color:var(--text-2);}
.stat-note{margin-top:6px;font-size:12px;color:var(--text-3);}

/* 评价 */
.quote-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);
  box-shadow:var(--sh);padding:26px 24px;height:100%;
  transition:.25s;
}
.quote-card:hover{box-shadow:var(--sh-h);transform:translateY(-3px);}
.quote-mark{font-size:34px;line-height:1;color:var(--brand);font-weight:700;font-family:Georgia,serif;}
.quote-text{margin-top:14px;font-size:15px;line-height:27px;color:var(--text);}
.quote-who{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);font-size:13px;color:var(--text-3);}

/* 更新记录 */
.update-item{
  display:flex;gap:18px;padding:18px 0;
  border-bottom:1px dashed var(--line);
}
.update-item:last-child{border-bottom:0;}
.update-date{
  flex:0 0 96px;font-size:13px;color:var(--text-3);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.update-item h3{font-size:16px;line-height:26px;font-weight:600;}
.update-item p{margin-top:6px;font-size:14px;line-height:24px;color:var(--text-2);}

/* 合作伙伴 */
.partner-wall{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);padding:12px;}
.partner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.partner-cell{
  display:flex;align-items:center;justify-content:center;
  height:78px;border-radius:10px;background:#F7FAFE;
  color:var(--text-3);font-size:15px;font-weight:600;letter-spacing:.4px;
  transition:.25s;
  filter:grayscale(100%);opacity:.72;
}
.partner-cell:hover{filter:none;opacity:1;color:var(--brand);background:var(--brand-soft);}

/* 保障条 */
.guard-bar{
  background:var(--brand-soft);
  border-top:1px solid #D9E7FA;
  border-bottom:1px solid #D9E7FA;
  padding:44px 0;
}
.guard-item{display:flex;gap:14px;align-items:flex-start;}
.guard-icon{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  background:#fff;color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:700;
  box-shadow:0 4px 12px rgba(24,60,110,.08);
}
.guard-item h3{font-size:16px;line-height:26px;font-weight:600;}
.guard-item p{margin-top:6px;font-size:13px;line-height:22px;color:var(--text-2);}

/* FAQ */
.faq-item{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);
  box-shadow:var(--sh);margin-bottom:14px;overflow:hidden;
  transition:box-shadow .25s ease;
}
.faq-item:hover{box-shadow:var(--sh-h);}
.faq-q{
  width:100%;text-align:left;
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;
  background:transparent;border:0;cursor:pointer;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-q .faq-sign{
  flex:0 0 auto;margin-left:auto;
  width:24px;height:24px;border-radius:8px;
  background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;line-height:1;
  transition:.25s;
}
.faq-item.open .faq-sign{background:var(--brand);color:#fff;transform:rotate(45deg);}
.faq-a{display:none;padding:0 22px 22px;font-size:14px;line-height:26px;color:var(--text-2);}
.faq-item.open .faq-a{display:block;}

/* 订阅条 */
.subscribe{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);
  box-shadow:var(--sh);
  padding:28px;
  display:flex;align-items:center;gap:24px;flex-wrap:wrap;
}
.subscribe-form{display:flex;gap:12px;flex:1 1 380px;min-width:280px;}
.subscribe-form input{
  flex:1 1 auto;
  height:44px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-input);
  background:#F7FAFE;outline:none;transition:.2s;
}
.subscribe-form input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px var(--brand-soft);}
.subscribe-note{font-size:13px;line-height:22px;color:var(--text-2);flex:1 1 240px;}

/* 表单与 CTA */
.cta-block{
  background:var(--brand-soft);
  border-radius:18px;
  padding:44px;
  border:1px solid #D9E7FA;
}
.form-field{margin-bottom:16px;}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:12px 14px;
  border:1px solid var(--line);
  border-radius:var(--r-input);
  background:#fff;outline:none;
  font-size:14px;line-height:22px;
  transition:.2s;
}
.form-field textarea{min-height:104px;resize:vertical;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(31,111,217,.14);
}
.form-hint{margin-top:10px;font-size:12px;color:var(--text-3);}
.contact-panel{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);box-shadow:var(--sh);padding:28px;height:100%;}
.contact-line{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line);}
.contact-line:last-child{border-bottom:0;}
.contact-k{flex:0 0 88px;font-size:13px;color:var(--text-3);}
.contact-v{font-size:15px;color:var(--text);font-weight:600;}

/* 页脚 */
.site-footer{background:#fff;border-top:1px solid var(--line);padding:64px 0 0;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;letter-spacing:.02em;}
.footer-desc{font-size:13px;line-height:24px;color:var(--text-2);}
.footer-list li{margin-bottom:10px;}
.footer-list a{font-size:14px;color:var(--text-2);}
.footer-list a:hover{color:var(--brand);}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* 响应式 */
@media screen and (max-width:1024px){
  :root{--sec-pad:64px;}
  .main-nav,.nav-search{display:none;}
  .nav-toggle{display:flex;align-items:center;justify-content:center;}
  .header-inner{height:60px;gap:14px;}
  .hero-inner{padding:52px 0 64px;}
  .hero h1{font-size:32px;line-height:44px;}
  .section-title{font-size:26px;line-height:38px;}
  .partner-grid{grid-template-columns:repeat(3,1fr);}
  .cta-block{padding:32px;}
}
@media screen and (max-width:768px){
  :root{--sec-pad:48px;}
  .grid-container{padding-left:18px;padding-right:18px;}
  .section-head{margin-bottom:28px;}
  .hero h1{font-size:28px;line-height:40px;}
  .hero-sub{font-size:16px;line-height:28px;}
  .stat-num{font-size:34px;}
  .partner-grid{grid-template-columns:repeat(2,1fr);}
  .subscribe{padding:22px;}
  .subscribe-form{flex-direction:column;}
  .subscribe-form .btn{width:100%;}
  .cta-block{padding:24px;border-radius:14px;}
  .rank-score small{text-align:left;}
  .footer-bottom{margin-top:32px;}
}
@media screen and (max-width:520px){
  .hero h1{font-size:25px;line-height:36px;}
  .hero-actions .btn{width:100%;}
  .rail-item{flex:0 0 220px;}
  .update-item{flex-direction:column;gap:6px;}
  .update-date{flex:0 0 auto;}
  .news-row{flex-direction:column;}
  .news-row-thumb{flex:0 0 auto;width:100%;aspect-ratio:16/9;}
  .rank-item{flex-wrap:wrap;gap:10px;}
  .rank-score{margin-left:0;width:100%;}
  .rank-score small{text-align:left;}
}

/* roulang page: category1 */
:root{
  --brand:#1F6FD9;--brand-dark:#1A5FBB;--brand-soft:#EAF2FE;
  --accent:#FF8A3D;--accent-soft:#FFF1E6;
  --success:#1FA97A;--warn:#E2574C;
  --bg:#F5F8FC;--panel:#FFFFFF;--line:#E4EBF4;--line-soft:#E6EDF6;
  --text:#16273D;--text-2:#5B6E86;--text-3:#8A99AD;
  --r-card:14px;--r-btn:10px;--r-tag:6px;--r-input:10px;
  --sh:0 4px 16px rgba(24,60,110,.07);
  --sh-h:0 12px 28px rgba(24,60,110,.12);
  --sec-pad:88px;
}
@media (max-width:1023px){:root{--sec-pad:64px}}
@media (max-width:639px){:root{--sec-pad:48px}}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:28px;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:16px;color:inherit}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(24,60,110,.05);
}
.header-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;height:68px;
  display:flex;align-items:center;gap:26px;
}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{width:30px;height:30px;flex:0 0 auto}
.logo-text{font-size:20px;line-height:1;font-weight:700;color:var(--text);letter-spacing:.2px;white-space:nowrap}
.logo-text em{font-style:normal;color:var(--accent)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:4px}
.main-nav a{
  position:relative;display:block;padding:0 14px;height:68px;line-height:68px;
  font-size:15px;font-weight:500;color:var(--text-2);white-space:nowrap;
}
.main-nav a:hover{color:var(--brand)}
.main-nav a.active{color:var(--brand);font-weight:600}
.main-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
  background:var(--brand);border-radius:2px 2px 0 0;
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search input{
  width:216px;height:40px;padding:0 18px;border:1px solid transparent;
  border-radius:999px;background:#F1F5FA;font-size:14px;outline:none;transition:.2s;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--text-2);font-size:18px;line-height:1;cursor:pointer;
}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:12px 24px 22px}
.mobile-drawer.open{display:block}
.mobile-drawer a{display:block;padding:12px 4px;font-size:16px;color:var(--text);border-bottom:1px dashed var(--line)}
.mobile-drawer a.active{color:var(--brand);font-weight:600}
.mobile-drawer .btn{margin-top:16px;width:100%}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 22px;
  border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease,transform .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;box-shadow:0 10px 22px rgba(31,111,217,.26)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#F07728;color:#fff;box-shadow:0 10px 22px rgba(255,138,61,.28)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;
}

/* ===== 标签 ===== */
.tag{
  display:inline-block;padding:3px 10px;border-radius:var(--r-tag);
  background:var(--brand-soft);color:var(--brand);font-size:13px;line-height:20px;font-weight:500;
}
.tag-accent{background:var(--accent-soft);color:#C25A12}
.tag-plain{background:#F1F5FA;color:var(--text-2)}

/* ===== 通用板块 ===== */
.section{padding:var(--sec-pad) 0}
.section--alt{background:#fff}
.block{margin-bottom:52px}
.block:last-child{margin-bottom:0}
.section-title{
  position:relative;padding-left:16px;font-size:30px;line-height:42px;font-weight:700;
}
.section-title::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;background:var(--brand);
}
.section-title small{
  display:block;margin-top:6px;font-size:14px;font-weight:500;line-height:22px;color:var(--text-3);
  letter-spacing:0;padding-left:0;
}
.section-sub{margin-top:16px;color:var(--text-2)}
.card{
  background:var(--panel);border:1px solid var(--line-soft);border-radius:var(--r-card);
  box-shadow:var(--sh);transition:box-shadow .25s ease,transform .25s ease;
}
.card:hover{box-shadow:var(--sh-h);transform:translateY(-3px)}
.divider{border:0;border-top:1px dashed var(--line);margin:28px 0}

/* ===== 分类页头 ===== */
.page-head{
  position:relative;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,#F5F8FC 100%);
  border-bottom:1px solid var(--line);padding:44px 0 52px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;line-height:22px;color:var(--text-3);margin-bottom:14px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand)}
.page-head .eyebrow{
  display:inline-block;padding:5px 12px;border-radius:999px;background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:14px;
}
.page-head h1{font-size:40px;line-height:52px;font-weight:700;max-width:660px}
.head-intro{margin-top:16px;max-width:640px;color:var(--text-2)}
.head-intro p+p{margin-top:6px}
.head-tags{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px}
.head-tags span{
  display:inline-block;padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--text-2);font-size:13px;line-height:20px;
}
.head-figure{
  position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line-soft);
  box-shadow:var(--sh);height:230px;
}
.head-figure img{width:100%;height:100%;object-fit:cover}
.head-figure .figure-badge{
  position:absolute;left:14px;bottom:14px;background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:var(--r-tag);padding:6px 12px;font-size:13px;line-height:20px;color:var(--text-2);
}
.countdown{
  margin-top:22px;display:inline-flex;align-items:center;gap:12px;padding:10px 16px;border-radius:var(--r-btn);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh);font-size:14px;color:var(--text-2);
}
.countdown b{font-size:20px;line-height:1;color:var(--brand);font-variant-numeric:tabular-nums;font-weight:700}

/* ===== 数据概览 ===== */
.stat-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);box-shadow:var(--sh);
  padding:20px;height:100%;
}
.stat-num{font-size:44px;line-height:1;font-weight:700;color:var(--brand);letter-spacing:-1px}
.stat-num i{font-style:normal;font-size:16px;font-weight:600;margin-left:4px;color:var(--text-2)}
.stat-label{margin-top:10px;font-size:14px;line-height:22px;color:var(--text-2)}

/* ===== 筛选条 ===== */
.filter-bar{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);box-shadow:var(--sh);
  padding:16px 20px;display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;margin-bottom:24px;
}
.filter-tags{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-block;padding:7px 14px;border-radius:999px;background:#F1F5FA;color:var(--text-2);
  font-size:14px;line-height:20px;border:1px solid transparent;transition:.2s;
}
.chip:hover{background:var(--brand-soft);color:var(--brand-dark)}
.chip.is-on{background:var(--brand);color:#fff}
.filter-sort{margin-left:auto;display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2)}
.filter-sort select{
  height:40px;padding:0 12px;border-radius:var(--r-input);border:1px solid var(--line);background:#fff;
  color:var(--text);outline:none;transition:.2s;
}
.filter-sort select:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}

/* ===== 条目列表 ===== */
.entry{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);box-shadow:var(--sh);
  transition:box-shadow .25s ease,transform .25s ease;margin-bottom:16px;
}
.entry:hover{box-shadow:var(--sh-h);transform:translateY(-3px)}
.entry-link{display:flex;gap:20px;padding:16px;align-items:flex-start}
.entry-thumb{
  flex:0 0 208px;aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:#EEF3FA;
}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.entry:hover .entry-thumb img{transform:scale(1.04)}
.entry-body{flex:1 1 auto;min-width:0}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}
.entry-title{
  font-size:20px;line-height:30px;font-weight:600;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-link:hover .entry-title{color:var(--brand)}
.entry-desc{
  margin-top:8px;font-size:14px;line-height:22px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-meta{margin-top:10px;display:flex;flex-wrap:wrap;gap:10px;font-size:13px;line-height:20px;color:var(--text-3)}
.list-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-top:22px}
.pageinfo{font-size:14px;color:var(--text-3)}

/* ===== 编辑精选 ===== */
.pick-card{display:block;height:100%;overflow:hidden;text-decoration:none}
.pick-thumb{aspect-ratio:16/9;overflow:hidden;border-radius:var(--r-card) var(--r-card) 0 0;background:#EEF3FA}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.pick-card:hover .pick-thumb img{transform:scale(1.05)}
.pick-body{padding:16px}
.pick-title{margin-top:10px;font-size:16px;line-height:26px;font-weight:600;color:var(--text)}
.pick-card:hover .pick-title{color:var(--brand)}

/* ===== 要点清单 ===== */
.points{border-left:2px solid var(--line);padding-left:22px}
.points li{position:relative;padding:12px 0;border-bottom:1px dashed var(--line);font-size:15px;line-height:26px;color:var(--text)}
.points li:last-child{border-bottom:0}
.points li b{color:var(--brand);font-weight:700;margin-right:10px;font-variant-numeric:tabular-nums}

/* ===== FAQ ===== */
.faq details{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);box-shadow:var(--sh);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .25s ease;
}
.faq details[open]{box-shadow:var(--sh-h)}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 52px 18px 20px;position:relative;
  font-size:16px;line-height:26px;font-weight:600;color:var(--text);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--brand);font-size:20px;font-weight:600;transition:transform .2s ease;
}
.faq details[open] summary::after{content:"–"}
.faq summary:hover{color:var(--brand)}
.faq .faq-answer{padding:0 20px 20px;font-size:15px;line-height:26px;color:var(--text-2);border-top:1px dashed var(--line);margin-top:0;padding-top:14px}

/* ===== 侧栏 ===== */
.sidebar{position:relative}
.side-sticky{position:sticky;top:92px}
.side-card{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-card);box-shadow:var(--sh);
  padding:20px;margin-bottom:20px;
}
.side-title{
  position:relative;padding-left:14px;font-size:18px;line-height:28px;font-weight:700;margin-bottom:14px;
}
.side-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--brand);
}
.side-list li{border-bottom:1px dashed var(--line);padding:12px 0}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list a{display:block;font-size:15px;line-height:24px;color:var(--text);font-weight:500}
.side-list a:hover{color:var(--brand)}
.side-list .side-date{display:block;margin-top:4px;font-size:13px;line-height:20px;color:var(--text-3)}
.subscribe-card{background:var(--brand-soft);border:1px solid #D6E6FB;border-radius:var(--r-card);padding:20px}
.subscribe-card .side-title::before{background:var(--brand)}
.field{margin-bottom:12px}
.field label{display:block;font-size:14px;line-height:22px;color:var(--text-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-input);background:#fff;
  padding:11px 14px;font-size:15px;line-height:22px;outline:none;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,111,217,.14)}
.form-note{margin-top:10px;font-size:13px;line-height:20px;color:var(--text-2)}

/* ===== 页脚 ===== */
.site-footer{background:#fff;border-top:1px solid var(--line);margin-top:8px}
.site-footer .grid-x{padding-top:56px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-desc{font-size:14px;line-height:24px;color:var(--text-2)}
.footer-title{font-size:16px;line-height:26px;font-weight:700;margin-bottom:14px}
.footer-list li{margin-bottom:10px}
.footer-list a,.footer-list li{font-size:14px;line-height:22px;color:var(--text-2)}
.footer-list a:hover{color:var(--brand)}
.footer-bottom{
  border-top:1px solid var(--line);background:var(--bg);padding:16px 24px;
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
  font-size:13px;line-height:22px;color:var(--text-3);max-width:1200px;margin:0 auto;
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .nav-search input{width:180px}
}
@media (max-width:1023px){
  .main-nav,.header-actions .nav-search,.header-actions .btn{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-actions{margin-left:auto}
  .page-head h1{font-size:32px;line-height:44px}
  .head-figure{height:210px;margin-top:26px}
  .side-sticky{position:static}
  .entry-thumb{flex:0 0 168px}
}
@media (max-width:639px){
  .header-inner{height:60px;padding:0 18px;gap:14px}
  .grid-container{padding-left:18px;padding-right:18px}
  .page-head{padding:32px 0 40px}
  .page-head h1{font-size:26px;line-height:36px}
  .section-title{font-size:22px;line-height:32px}
  .stat-num{font-size:34px}
  .entry-link{flex-direction:column;gap:12px;padding:14px}
  .entry-thumb{flex:0 0 auto;width:100%}
  .entry-title{font-size:17px;line-height:26px}
  .filter-sort{margin-left:0;width:100%}
  .filter-sort select{flex:1 1 auto}
  .points{padding-left:16px}
  .footer-bottom{flex-direction:column;padding:16px 18px}
}