/* roulang page: index */
:root{
  --c-primary:#1F5FE0;
  --c-primary-dark:#164AB3;
  --c-primary-soft:#E8EFFD;
  --c-accent:#FF7A2F;
  --c-accent-soft:#FFF1E8;
  --c-bg:#F6F8FC;
  --c-card:#FFFFFF;
  --c-line:#E4EAF2;
  --c-line-soft:#E9EFF7;
  --c-text:#1B2536;
  --c-text-2:#61708A;
  --c-text-3:#93A0B5;
  --c-panel:#F0F4FA;
  --radius:12px;
  --radius-sm:10px;
  --radius-xs:6px;
  --shadow-sm:0 2px 4px rgba(16,38,80,.04),0 12px 28px rgba(16,38,80,.06);
  --shadow-lg:0 6px 12px rgba(16,38,80,.08),0 20px 40px rgba(16,38,80,.10);
  --max-w:1200px;
  --ease:.22s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),box-shadow var(--ease)}
a:hover{color:var(--c-primary-dark)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(16,38,80,.06)}
.nav-inner{display:flex;align-items:center;gap:26px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;letter-spacing:0;color:var(--c-text);white-space:nowrap}
.brand:hover{color:var(--c-primary)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--c-primary);
  display:grid;place-items:center;color:#fff;font-size:15px;
  box-shadow:0 6px 14px rgba(31,95,224,.28);
}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu a{
  display:inline-flex;align-items:center;padding:9px 14px;border-radius:9px;
  font-size:15px;font-weight:500;color:var(--c-text-2);
}
.nav-menu a:hover{background:var(--c-panel);color:var(--c-text)}
.nav-menu a.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{position:relative}
.nav-search i{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--c-text-3);font-size:14px}
.nav-search input{
  width:210px;height:42px;padding:0 14px 0 38px;border:1px solid var(--c-line);
  border-radius:var(--radius-sm);background:#fff;font-size:14px;color:var(--c-text);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search input::placeholder{color:var(--c-text-3)}
.nav-search input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--c-line);background:#fff;color:var(--c-text);
  align-items:center;justify-content:center;margin-left:auto;font-size:16px;
}
.nav-toggle:hover{background:var(--c-panel)}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0}
.section--panel{background:var(--c-panel)}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:13px;font-weight:600;margin-bottom:16px;
}
.section-head{margin-bottom:36px;max-width:780px}
.section-head h2{font-size:28px;font-weight:700;line-height:1.32;letter-spacing:0}
.section-head p{margin-top:12px;color:var(--c-text-2);font-size:15px}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.section-head--split .sh-text{max-width:760px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;min-height:44px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(31,95,224,.24)}
.btn-ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.btn-amber{background:#fff;border-color:var(--c-accent);color:var(--c-accent)}
.btn-amber:hover{background:var(--c-accent-soft);color:#C4551A;border-color:#C4551A}
.btn-link{color:var(--c-primary);text-decoration:underline;text-underline-offset:4px;font-weight:600;font-size:15px}
.btn-link:hover{color:var(--c-primary-dark)}
.tag{
  display:inline-block;padding:3px 9px;border-radius:var(--radius-xs);
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:600;line-height:1.6;
}
.tag--amber{background:var(--c-accent-soft);color:#C4551A}
.card{
  background:var(--c-card);border:1px solid var(--c-line-soft);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:#DCE6F4}
.thumb{aspect-ratio:16/10;background:var(--c-panel);overflow:hidden;border-radius:var(--radius) var(--radius) 0 0}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb-sq{width:64px;height:64px;aspect-ratio:1/1;border-radius:var(--radius-sm);overflow:hidden;background:var(--c-panel);flex:0 0 64px}
.thumb-sq img{width:100%;height:100%;object-fit:cover}

/* ---------- Hero ---------- */
.hero{position:relative;padding:64px 0 56px;overflow:hidden;background:#fff}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background-image:linear-gradient(102deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.93) 44%,rgba(232,239,253,.74) 100%),url('/assets/images/backpic/back-1.jpg');
  background-size:cover;background-position:center right;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(31,95,224,.10),rgba(31,95,224,0) 68%);z-index:0;
}
.hero .container{position:relative;z-index:1}
.hero h1{font-size:42px;line-height:1.24;font-weight:700;letter-spacing:0;color:var(--c-text)}
.hero-lead{margin-top:18px;font-size:16px;line-height:1.85;color:var(--c-text-2);max-width:620px}
.hero-actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}
.hero-note{margin-top:18px;font-size:13px;color:var(--c-text-3)}
.kpi-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.kpi-card{
  position:relative;background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow-sm);
  transition:box-shadow var(--ease),transform var(--ease);
}
.kpi-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.kpi-card--accent{border-color:#F6DCC8;background:linear-gradient(180deg,#FFFBF7 0%,#FFFFFF 100%)}
.kpi-label{font-size:13px;color:var(--c-text-2)}
.kpi-value{font-size:32px;font-weight:700;line-height:1.2;color:var(--c-accent);font-variant-numeric:tabular-nums;margin-top:6px}
.kpi-value--sm{font-size:22px}
.kpi-trend{position:absolute;right:14px;bottom:14px;font-size:12px;color:var(--c-text-3)}
.kpi-trend i{color:var(--c-accent)}

/* ---------- 平台总览条 ---------- */
.platform-row{display:grid;grid-template-columns:repeat(8,1fr);gap:14px}
.platform-item{
  background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
  padding:18px 8px;text-align:center;box-shadow:var(--shadow-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.platform-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--c-primary-soft)}
.platform-item i{font-size:20px;color:var(--c-primary);display:block;margin-bottom:8px}
.platform-item span{font-size:13px;color:var(--c-text-2)}

/* ---------- 服务矩阵 ---------- */
.matrix-row{display:grid;gap:24px;margin-bottom:24px}
.matrix-row:last-child{margin-bottom:0}
.matrix-row--top{grid-template-columns:1.42fr 1fr}
.matrix-row--bottom{grid-template-columns:repeat(3,1fr)}
.svc{display:flex;flex-direction:column;overflow:hidden;padding:0}
.svc--media{display:grid;grid-template-columns:44% 1fr;align-items:stretch}
.svc-media{position:relative;background:var(--c-panel);overflow:hidden;min-height:220px}
.svc-media img{width:100%;height:100%;object-fit:cover}
.svc-body{padding:26px;display:flex;flex-direction:column;gap:10px;flex:1}
.svc-icon{
  width:42px;height:42px;border-radius:var(--radius-sm);background:var(--c-primary-soft);
  color:var(--c-primary);display:grid;place-items:center;font-size:17px;
}
.svc h3{font-size:18px;font-weight:600;line-height:1.4}
.svc p{font-size:14px;color:var(--c-text-2);line-height:1.8}
.svc-more{
  margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
}
.svc-more i{transition:transform var(--ease)}
.svc:hover .svc-more i{transform:translateX(4px)}

/* ---------- 对比表 ---------- */
.compare-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);
  -webkit-overflow-scrolling:touch;
}
.compare-table{width:100%;border-collapse:collapse;min-width:760px}
.compare-table thead th{
  background:var(--c-panel);font-size:14px;font-weight:600;color:var(--c-text);
  padding:16px 22px;text-align:left;border-bottom:1px solid var(--c-line);
}
.compare-table tbody td{
  padding:16px 22px;height:52px;border-bottom:1px solid var(--c-line);
  font-size:15px;color:var(--c-text-2);vertical-align:middle;
}
.compare-table tbody tr:nth-child(even){background:#FAFCFF}
.compare-table tbody td:first-child{font-weight:600;color:var(--c-text)}
.compare-table tbody tr:last-child td{border-bottom:0}
.cmp-no{color:var(--c-text-3);font-weight:600;margin-right:8px}
.cmp-yes{color:var(--c-accent);font-weight:600;margin-right:8px}
.compare-foot{margin-top:16px;font-size:13px;color:var(--c-text-3)}

/* ---------- 时间轴 ---------- */
.timeline-track{display:flex;gap:20px;overflow-x:auto;padding:6px 2px 18px;scroll-snap-type:x mandatory}
.timeline-track::-webkit-scrollbar{height:6px}
.timeline-track::-webkit-scrollbar-thumb{background:#D6E0EE;border-radius:3px}
.timeline-item{position:relative;flex:0 0 258px;scroll-snap-align:start;padding-top:26px}
.timeline-item::before{
  content:"";position:absolute;top:0;left:2px;width:12px;height:12px;border-radius:50%;
  background:var(--c-primary);box-shadow:0 0 0 4px rgba(31,95,224,.12);
}
.timeline-item.is-current::before{background:var(--c-accent);box-shadow:0 0 0 4px rgba(255,122,47,.18)}
.timeline-card{
  background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow-sm);height:100%;
}
.timeline-card h4{font-size:15px;font-weight:700;color:var(--c-text);margin-bottom:8px}
.timeline-card p{font-size:13px;color:var(--c-text-2);line-height:1.75}
.timeline-badge{
  display:inline-block;margin-bottom:10px;padding:2px 9px;border-radius:var(--radius-xs);
  background:var(--c-accent-soft);color:#C4551A;font-size:12px;font-weight:600;
}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.news-card{display:flex;flex-direction:column;overflow:hidden}
.news-card--lead{grid-row:span 2}
.news-card--lead .thumb{aspect-ratio:16/10}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:17px;font-weight:600;line-height:1.5;color:var(--c-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card:hover .news-body h3{color:var(--c-primary)}
.news-body p{font-size:14px;color:var(--c-text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:auto;font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.news-more{margin-top:36px;text-align:center}

/* ---------- 平台保障 ---------- */
.guarantee-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guarantee-card{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:box-shadow var(--ease),transform var(--ease)}
.guarantee-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.guarantee-card i{font-size:20px;color:var(--c-primary);margin-bottom:14px;display:block}
.guarantee-card h3{font-size:16px;font-weight:600;margin-bottom:8px}
.guarantee-card p{font-size:14px;color:var(--c-text-2);line-height:1.8}

/* ---------- 快速解答 ---------- */
.qa-track{display:flex;gap:16px;overflow-x:auto;padding-bottom:14px;scroll-snap-type:x mandatory}
.qa-track::-webkit-scrollbar{height:6px}
.qa-track::-webkit-scrollbar-thumb{background:#D6E0EE;border-radius:3px}
.qa-card{
  flex:0 0 300px;scroll-snap-align:start;background:#fff;border:1px solid var(--c-line-soft);
  border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);transition:var(--ease);
}
.qa-card[open]{box-shadow:var(--shadow-lg);border-color:var(--c-primary-soft)}
.qa-card summary{display:flex;gap:10px;align-items:flex-start;cursor:pointer;list-style:none;font-weight:600;font-size:15px;color:var(--c-text);line-height:1.6}
.qa-card summary::-webkit-details-marker{display:none}
.qa-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:var(--c-primary-soft);
  color:var(--c-primary);display:grid;place-items:center;font-size:12px;font-weight:700;margin-top:1px;
}
.qa-answer{margin-top:12px;font-size:14px;color:var(--c-text-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-accordion{border:0;background:transparent}
.faq-accordion .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--radius);background:#fff;
  margin-bottom:12px;box-shadow:var(--shadow-sm);overflow:hidden;
}
.faq-accordion .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:18px 24px;background:#fff;border:0;
  font-size:16px;font-weight:600;color:var(--c-text);
}
.faq-accordion .accordion-title:hover{background:#FAFCFF;color:var(--c-primary)}
.faq-accordion .accordion-title::before{display:none;content:""}
.faq-accordion .accordion-title::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  color:var(--c-text-3);transition:transform .2s ease;flex:0 0 auto;
}
.faq-accordion .accordion-item.is-active{border-color:var(--c-primary-soft)}
.faq-accordion .accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--c-primary)}
.faq-accordion .accordion-content{
  padding:0 24px 22px;border:0;background:#FAFCFF;
  font-size:15px;color:var(--c-text-2);line-height:1.85;
}

/* ---------- 专题矩阵 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.topic-card{
  display:flex;flex-direction:column;gap:10px;padding:24px;border-radius:var(--radius);
  background:var(--c-primary-soft);border:1px solid transparent;
  transition:background-color var(--ease),color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.topic-card i{font-size:19px;color:var(--c-primary);transition:color var(--ease)}
.topic-card h3{font-size:16px;font-weight:600;color:var(--c-text)}
.topic-card span{font-size:13px;color:var(--c-text-2);font-variant-numeric:tabular-nums}
.topic-card:hover{background:var(--c-primary);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.topic-card:hover h3,.topic-card:hover span,.topic-card:hover i{color:#fff}

/* ---------- 榜单 ---------- */
.rank-list{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.rank-item{display:flex;align-items:center;gap:16px;padding:16px 22px;border-bottom:1px solid var(--c-line);transition:background-color var(--ease)}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:#FAFCFF}
.rank-num{flex:0 0 32px;font-size:18px;font-weight:700;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.rank-item:nth-child(-n+3) .rank-num{color:var(--c-accent)}
.rank-title{flex:1;font-size:15px;font-weight:500;color:var(--c-text);transition:color var(--ease)}
.rank-item:hover .rank-title{color:var(--c-primary)}
.rank-date{font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums;white-space:nowrap}

/* ---------- 用户反馈 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.voice-card{background:var(--c-panel);border:1px solid var(--c-line-soft);border-radius:var(--radius);padding:24px}
.voice-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{
  width:48px;height:48px;border-radius:50%;flex:0 0 48px;display:grid;place-items:center;
  background:var(--c-primary);color:#fff;font-size:17px;font-weight:700;
}
.avatar--alt{background:#164AB3}
.avatar--amber{background:var(--c-accent)}
.voice-name{font-size:15px;font-weight:600;color:var(--c-text)}
.stars{font-size:12px;color:var(--c-accent);letter-spacing:2px}
.voice-card p{font-size:14px;color:var(--c-text-2);line-height:1.85}

/* ---------- 更新日志 ---------- */
.log-list{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden}
.log-item{display:flex;align-items:center;gap:18px;padding:15px 22px;border-bottom:1px solid var(--c-line)}
.log-item:last-child{border-bottom:0}
.log-date{flex:0 0 96px;font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.log-ver{flex:0 0 72px;font-size:13px;font-weight:600;color:var(--c-primary)}
.log-text{flex:1;font-size:14px;color:var(--c-text-2)}

/* ---------- 转化表单 ---------- */
.convert{
  display:grid;grid-template-columns:1fr 1fr;gap:48px;
  background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
  padding:44px;box-shadow:var(--shadow-sm);
}
.convert h2{font-size:26px;font-weight:700;line-height:1.35}
.convert .convert-lead{margin-top:14px;font-size:15px;color:var(--c-text-2);line-height:1.85}
.convert-points{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.convert-points li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2);align-items:flex-start}
.convert-points i{color:var(--c-accent);margin-top:5px;font-size:13px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--c-text-2);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--c-line);border-radius:var(--radius-sm);background:#fff;
  font-size:15px;color:var(--c-text);transition:border-color var(--ease),box-shadow var(--ease);
}
.field input,.field select{height:44px;padding:0 14px}
.field textarea{min-height:104px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none;
}
.form-note{margin-top:14px;font-size:13px;color:var(--c-text-3)}
.form-msg{margin-top:14px;font-size:14px;color:var(--c-primary);display:none}
.form-msg.is-visible{display:block}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-panel);border-top:1px solid var(--c-line);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.35fr;gap:40px;padding-bottom:48px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--c-text);margin-bottom:16px}
.footer-desc{font-size:14px;color:var(--c-text-2);line-height:1.85;max-width:330px}
.footer-compliance{
  margin-top:16px;padding:14px 16px;border-radius:var(--radius-sm);
  background:#fff;border:1px solid var(--c-line);font-size:13px;color:var(--c-text-3);line-height:1.75;
}
.footer-col h3{font-size:15px;font-weight:700;color:var(--c-text);margin-bottom:18px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--c-text-2)}
.footer-col a:hover{color:var(--c-primary)}
.subscribe{display:flex;gap:8px;margin-top:14px}
.subscribe input{
  flex:1;height:44px;padding:0 14px;border:1px solid var(--c-line);border-radius:var(--radius-sm);
  background:#fff;font-size:14px;transition:border-color var(--ease),box-shadow var(--ease);
}
.subscribe input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none}
.subscribe button{padding:0 20px;height:44px;border-radius:var(--radius-sm);background:var(--c-primary);color:#fff;font-size:14px;font-weight:600;transition:background-color var(--ease)}
.subscribe button:hover{background:var(--c-primary-dark)}
.footer-tip{margin-top:12px;font-size:12px;color:var(--c-text-3)}
.footer-bottom{
  border-top:1px solid var(--c-line);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px 24px;
  align-items:center;justify-content:space-between;font-size:13px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-3);margin-left:16px}
.footer-bottom a:hover{color:var(--c-primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-toggle{display:inline-flex}
  .nav-actions{display:none}
  .nav-menu{
    position:fixed;top:72px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:0;
    background:#fff;padding:12px 16px 20px;border-bottom:1px solid var(--c-line);
    box-shadow:0 20px 40px rgba(16,38,80,.12);max-height:calc(100vh - 72px);overflow:auto;
  }
  body.nav-open .nav-menu{display:flex}
  .nav-menu a{padding:14px 12px;font-size:16px}
  .section{padding:56px 0}
  .hero{padding:48px 0 40px}
  .hero h1{font-size:32px}
  .platform-row{grid-template-columns:repeat(4,1fr)}
  .matrix-row--top,.matrix-row--bottom{grid-template-columns:1fr}
  .svc--media{grid-template-columns:1fr}
  .svc-media{min-height:190px}
  .news-grid{grid-template-columns:1fr}
  .news-card--lead{grid-row:auto}
  .guarantee-grid{grid-template-columns:repeat(2,1fr)}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .voice-grid{grid-template-columns:1fr}
  .convert{grid-template-columns:1fr;padding:32px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section-head h2{font-size:24px}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .hero h1{font-size:26px;line-height:1.32}
  .hero-lead{font-size:15px}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
  .kpi-grid{gap:10px}
  .kpi-value{font-size:26px}
  .kpi-value--sm{font-size:18px}
  .platform-row{grid-template-columns:repeat(2,1fr)}
  .guarantee-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .compare-table{min-width:640px}
  .convert{padding:24px}
  .convert .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .log-item{flex-wrap:wrap;gap:8px 14px}
  .log-date,.log-ver{flex:0 0 auto}
  .rank-item{padding:14px 16px;gap:12px}
  .rank-date{display:none}
  .subscribe{flex-direction:column}
  .subscribe button{width:100%}
  .section-head--split{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
 --c-primary:#1F5FE0;
 --c-primary-dark:#164AB3;
 --c-primary-soft:#E8EFFD;
 --c-accent:#FF7A2F;
 --c-accent-soft:#FFF1E8;
 --c-bg:#F6F8FC;
 --c-card:#FFFFFF;
 --c-line:#E4EAF2;
 --c-line-soft:#E9EFF7;
 --c-text:#1B2536;
 --c-text-2:#61708A;
 --c-text-3:#93A0B5;
 --c-panel:#F0F4FA;
 --radius:12px;
 --radius-sm:10px;
 --radius-xs:6px;
 --shadow-sm:0 2px 4px rgba(16,38,80,.04),0 12px 28px rgba(16,38,80,.06);
 --shadow-lg:0 6px 12px rgba(16,38,80,.08),0 20px 40px rgba(16,38,80,.10);
 --max-w:1200px;
 --ease:.22s ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.75;color:var(--c-text);background:var(--c-bg);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),box-shadow var(--ease)}
a:hover{color:var(--c-primary-dark)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
 position:sticky;top:0;z-index:100;
 background:rgba(255,255,255,.94);
 backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
 border-bottom:1px solid transparent;
 transition:border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);box-shadow:0 6px 20px rgba(16,38,80,.06)}
.nav-inner{display:flex;align-items:center;gap:26px;height:72px;position:relative}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:700;letter-spacing:0;color:var(--c-text);white-space:nowrap}
.brand:hover{color:var(--c-primary)}
.brand-mark{
 width:34px;height:34px;border-radius:10px;background:var(--c-primary);
 display:grid;place-items:center;color:#fff;font-size:15px;
 box-shadow:0 6px 14px rgba(31,95,224,.28);
}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu a{display:inline-flex;align-items:center;padding:9px 14px;border-radius:9px;font-size:15px;font-weight:500;color:var(--c-text-2)}
.nav-menu a:hover{background:var(--c-panel);color:var(--c-text)}
.nav-menu a.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{position:relative}
.nav-search i{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--c-text-3);font-size:14px}
.nav-search input{
 width:210px;height:42px;padding:0 14px 0 38px;border:1px solid var(--c-line);
 border-radius:var(--radius-sm);background:#fff;font-size:14px;color:var(--c-text);
 transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search input::placeholder{color:var(--c-text-3)}
.nav-search input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none}
.nav-toggle{
 display:none;width:44px;height:44px;border-radius:var(--radius-sm);
 border:1px solid var(--c-line);background:#fff;color:var(--c-text);
 align-items:center;justify-content:center;margin-left:auto;font-size:16px;
}
.nav-toggle:hover{background:var(--c-panel)}

/* ---------- 通用 ---------- */
.section{padding:72px 0}
.section--panel{background:var(--c-panel)}
.section-head{max-width:800px;margin-bottom:32px}
.section-head h2{font-size:28px;font-weight:700;line-height:1.32;letter-spacing:0}
.section-head p{margin-top:12px;color:var(--c-text-2);font-size:15px}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}
.eyebrow{
 display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
 background:var(--c-primary-soft);color:var(--c-primary);
 font-size:13px;font-weight:600;margin-bottom:14px;
}
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 22px;min-height:44px;border-radius:var(--radius-sm);
 font-size:15px;font-weight:600;border:1px solid transparent;
 transition:transform var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(31,95,224,.24)}
.btn-ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-soft);color:var(--c-primary-dark)}
.tag{
 display:inline-block;padding:3px 9px;border-radius:var(--radius-xs);
 background:var(--c-primary-soft);color:var(--c-primary);
 font-size:12px;font-weight:600;line-height:1.6;
}
.tag--amber{background:var(--c-accent-soft);color:#C4551A}
.card{
 background:var(--c-card);border:1px solid var(--c-line-soft);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);
 transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:#DCE6F4}

/* ---------- 分类页头 ---------- */
.page-head{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--c-line-soft);padding:34px 0 46px}
.page-head::before{
 content:"";position:absolute;inset:0;z-index:0;
 background-image:linear-gradient(100deg,rgba(255,255,255,.98) 0%,rgba(255,255,255,.95) 48%,rgba(232,239,253,.76) 100%),url('/assets/images/backpic/back-3.jpg');
 background-size:cover;background-position:center right;
}
.page-head::after{
 content:"";position:absolute;right:-120px;top:-140px;width:400px;height:400px;border-radius:50%;
 background:radial-gradient(circle,rgba(31,95,224,.10),rgba(31,95,224,0) 68%);z-index:0;
}
.page-head .container{position:relative;z-index:1}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:var(--c-text-2)}
.crumbs a:hover{color:var(--c-primary)}
.crumbs .current{color:var(--c-text);font-weight:600}
.head-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:end}
.head-text h1{font-size:38px;line-height:1.26;font-weight:700;letter-spacing:0}
.head-text .head-sub{margin-top:14px;max-width:660px;color:var(--c-text-2);font-size:16px}
.head-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stat-mini{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow-sm)}
.stat-mini .sm-label{display:block;font-size:12px;color:var(--c-text-3);margin-bottom:6px}
.stat-mini strong{display:block;font-size:24px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.2;letter-spacing:0}
.stat-mini .sm-sub{display:block;font-size:12px;color:var(--c-text-3);margin-top:6px}

/* ---------- 工具条 ---------- */
.toolbar{
 display:flex;align-items:center;gap:14px;flex-wrap:wrap;
 background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
 padding:14px 16px;box-shadow:var(--shadow-sm);
}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{
 display:inline-flex;align-items:center;min-height:38px;padding:8px 15px;border-radius:999px;
 border:1px solid var(--c-line);background:#fff;font-size:14px;color:var(--c-text-2);
 transition:background-color var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary)}
.chip.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff;font-weight:600}
.toolbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.select-wrap{display:flex;align-items:center;gap:8px}
.select-wrap label{font-size:13px;color:var(--c-text-3)}
.select-wrap select{
 height:40px;padding:0 12px;border:1px solid var(--c-line);border-radius:var(--radius-sm);
 background:#fff;font-size:14px;color:var(--c-text);
}
.select-wrap select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none}
.view-switch{display:flex;border:1px solid var(--c-line);border-radius:var(--radius-sm);overflow:hidden}
.view-switch button{width:40px;height:40px;display:grid;place-items:center;background:#fff;color:var(--c-text-3);font-size:14px}
.view-switch button:hover{color:var(--c-primary)}
.view-switch button.is-active{background:var(--c-primary-soft);color:var(--c-primary)}

/* ---------- 主体布局 ---------- */
.layout{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start;margin-top:28px}
.item-list{display:grid;gap:14px}
.list-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;padding:16px}
.list-item:hover .li-title{color:var(--c-primary)}
.li-thumb{width:64px;height:64px;border-radius:var(--radius-sm);overflow:hidden;background:var(--c-panel);flex:none}
.li-thumb img{width:100%;height:100%;object-fit:cover}
.li-tags{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:7px}
.li-title{font-size:17px;font-weight:600;line-height:1.5;color:var(--c-text);transition:color var(--ease);
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.li-sum{margin-top:6px;font-size:14px;color:var(--c-text-2);line-height:1.65;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.li-meta{margin-top:9px;display:flex;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.item-list.is-grid{grid-template-columns:1fr 1fr}
.item-list.is-grid .list-item{grid-template-columns:1fr;padding:0;overflow:hidden}
.item-list.is-grid .li-thumb{width:100%;height:150px;border-radius:0}
.item-list.is-grid .li-body{padding:14px 16px 18px}
.list-foot{display:flex;justify-content:center;margin-top:26px}

/* ---------- 侧栏 ---------- */
.side-panel{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);margin-bottom:20px}
.side-panel h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-panel h3 i{color:var(--c-primary);font-size:14px}
.tag-cloud{display:flex;gap:8px;flex-wrap:wrap}
.tag-cloud a{padding:6px 12px;border-radius:var(--radius-xs);background:var(--c-primary-soft);color:var(--c-primary);font-size:13px;font-weight:600}
.tag-cloud a:hover{background:var(--c-primary);color:#fff}
.mini-list li{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px dashed var(--c-line)}
.mini-list li:last-child{border-bottom:0;padding-bottom:0}
.mini-list a{font-size:14px;color:var(--c-text);flex:1;line-height:1.55}
.mini-list a:hover{color:var(--c-primary)}
.mini-list time{font-size:12px;color:var(--c-text-3);white-space:nowrap;font-variant-numeric:tabular-nums;padding-top:2px}
.timeline-list li{position:relative;padding:0 0 16px 18px;border-left:2px solid var(--c-line)}
.timeline-list li::before{content:"";position:absolute;left:-5px;top:6px;width:8px;height:8px;border-radius:50%;background:var(--c-primary)}
.timeline-list li:last-child{border-left-color:transparent;padding-bottom:0}
.timeline-list .tl-date{font-size:12px;color:var(--c-text-3);font-variant-numeric:tabular-nums}
.timeline-list .tl-text{font-size:14px;color:var(--c-text-2);line-height:1.6}

/* ---------- 数据概览 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm);transition:box-shadow var(--ease),transform var(--ease)}
.metric:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.metric .m-label{font-size:12px;color:var(--c-text-3)}
.metric .m-num{margin-top:8px;font-size:28px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:0}
.metric .m-sub{margin-top:6px;font-size:13px;color:var(--c-text-2)}

/* ---------- 分类导读 ---------- */
.guide{background:var(--c-panel);border-radius:var(--radius);padding:34px;border-left:3px solid var(--c-primary)}
.guide h2{font-size:24px;font-weight:700;margin-bottom:14px}
.guide p{color:var(--c-text-2);font-size:15px;margin-bottom:12px}
.guide p:last-of-type{margin-bottom:0}
.guide-points{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px;margin-top:22px}
.guide-points li{display:flex;gap:10px;font-size:14px;color:var(--c-text);line-height:1.6}
.guide-points i{color:var(--c-primary);font-size:13px;margin-top:6px;flex:none}

/* ---------- 相关专题横滑 ---------- */
.topic-wrap{position:relative;margin-top:26px}
.scroll-btns{position:absolute;right:0;top:-62px;display:flex;gap:8px}
.scroll-btns button{
 width:40px;height:40px;border-radius:var(--radius-sm);border:1px solid var(--c-line);
 background:#fff;color:var(--c-text-2);display:grid;place-items:center;font-size:13px;
 transition:background-color var(--ease),color var(--ease),border-color var(--ease);
}
.scroll-btns button:hover{border-color:var(--c-primary);color:var(--c-primary);background:var(--c-primary-soft)}
.topic-scroller{
 display:flex;gap:16px;overflow-x:auto;padding:4px 2px 14px;
 scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x proximity;
}
.topic-scroller::-webkit-scrollbar{display:none}
.topic-card{
 flex:0 0 244px;background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);scroll-snap-align:start;
 transition:box-shadow var(--ease),transform var(--ease);
}
.topic-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.topic-cover{height:140px;background:var(--c-panel)}
.topic-cover img{width:100%;height:100%;object-fit:cover}
.topic-body{padding:14px 16px 16px}
.topic-body h3{font-size:15px;font-weight:600;line-height:1.5}
.topic-body .t-meta{margin-top:8px;font-size:12px;color:var(--c-text-3);font-variant-numeric:tabular-nums}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius-sm);
 box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:12px}
.faq-item summary{
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 min-height:56px;padding:16px 20px;font-size:16px;font-weight:600;color:var(--c-text);
 cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--c-text-3);font-size:13px;transition:transform .2s ease;flex:none}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item[open] summary i{transform:rotate(180deg);color:var(--c-primary)}
.faq-body{padding:0 20px 18px;background:#FAFCFF;color:var(--c-text-2);font-size:15px;border-top:1px solid var(--c-line-soft)}

/* ---------- 订阅 CTA ---------- */
.subscribe-bar{
 background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);padding:26px;display:flex;align-items:center;gap:24px;flex-wrap:wrap;
}
.sb-text{flex:1;min-width:260px}
.sb-text h2{font-size:20px;font-weight:700}
.sb-text p{margin-top:6px;font-size:14px;color:var(--c-text-2)}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap}
.subscribe-form input{
 height:44px;min-width:250px;padding:0 14px;border:1px solid var(--c-line);
 border-radius:var(--radius-sm);background:#fff;font-size:14px;
 transition:border-color var(--ease),box-shadow var(--ease);
}
.subscribe-form input::placeholder{color:var(--c-text-3)}
.subscribe-form input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none}
.related-links{margin-top:18px;display:flex;gap:14px;flex-wrap:wrap;font-size:14px;align-items:center}
.related-links span{color:var(--c-text-3);font-size:13px}
.related-links a{font-size:14px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-panel);border-top:1px solid var(--c-line);padding:56px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;margin-bottom:14px}
.footer-desc{font-size:14px;color:var(--c-text-2);max-width:330px}
.footer-compliance{
 margin-top:14px;font-size:12px;color:var(--c-text-3);line-height:1.7;
 background:#fff;border:1px solid var(--c-line-soft);border-radius:var(--radius-sm);padding:10px 12px;
}
.footer-col h3{font-size:15px;font-weight:700;margin-bottom:14px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:var(--c-text-2)}
.footer-col ul a:hover{color:var(--c-primary)}
.subscribe{display:flex;gap:8px;margin-top:6px}
.subscribe input{
 height:42px;flex:1;min-width:0;padding:0 12px;border:1px solid var(--c-line);
 border-radius:var(--radius-sm);background:#fff;font-size:14px;
}
.subscribe input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(31,95,224,.12);outline:none}
.subscribe button{height:42px;padding:0 16px;border-radius:var(--radius-sm);background:var(--c-primary);color:#fff;font-size:14px;font-weight:600}
.subscribe button:hover{background:var(--c-primary-dark)}
.footer-tip{margin-top:8px;font-size:12px;color:var(--c-text-3)}
.footer-bottom{
 margin-top:44px;padding:18px 0;border-top:1px solid var(--c-line);
 display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-2);margin-left:14px;font-size:13px}
.footer-bottom a:hover{color:var(--c-primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .nav-menu{
  position:absolute;top:100%;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
  background:#fff;border-bottom:1px solid var(--c-line);padding:12px 16px;gap:4px;
  box-shadow:0 16px 30px rgba(16,38,80,.08);
 }
 .nav-menu.is-open{display:flex}
 .nav-toggle{display:inline-flex}
 .nav-actions{margin-left:auto;gap:10px}
 .nav-search input{width:160px}
 .head-grid{grid-template-columns:1fr;align-items:start;gap:24px}
 .layout{grid-template-columns:1fr}
 .metrics{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr}
 .scroll-btns{position:static;margin-bottom:12px;justify-content:flex-end}
}
@media (max-width:768px){
 .section{padding:54px 0}
 .head-text h1{font-size:30px}
 .head-text .head-sub{font-size:15px}
 .item-list.is-grid{grid-template-columns:1fr}
 .guide{padding:24px}
 .guide-points{grid-template-columns:1fr}
 .faq-item summary{font-size:15px}
 .section-head h2{font-size:24px}
}
@media (max-width:640px){
 .container{padding:0 16px}
 .nav-search{display:none}
 .brand{font-size:17px}
 .head-text h1{font-size:26px}
 .head-stats{grid-template-columns:1fr 1fr}
 .stat-mini strong{font-size:20px}
 .section{padding:44px 0}
 .metrics{grid-template-columns:1fr 1fr}
 .footer-grid{grid-template-columns:1fr}
 .list-item .li-sum{display:none}
 .subscribe-bar{flex-direction:column;align-items:stretch}
 .subscribe-form{width:100%;flex-direction:column}
 .subscribe-form input{width:100%;min-width:0}
 .subscribe-form .btn{width:100%}
 .list-foot .btn{width:100%}
 .footer-bottom{flex-direction:column;gap:8px}
 .footer-bottom a{margin-left:0;margin-right:14px}
}