/* roulang page: index */
:root{
  --toneA:#2b5bd7;
  --toneB:#ff7a52;
  --paper:#f6f8fc;
  --ink:#111a2c;
  --inkS:#5c6980;
  --edge:#e3e9f4;
  --rad:16px;
  --shd:0 10px 28px rgba(19,36,74,.08);
  --gap:22px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.7;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
:focus-visible{outline:2px solid var(--toneA);outline-offset:3px;border-radius:6px}

.ocifqht-wrap{width:min(1180px,92%);margin:0 auto}

/* 顶栏 */
.ocifqht-top{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--edge)}
.ocifqht-topbar{display:flex;align-items:center;gap:24px;min-height:66px}
.ocifqht-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;letter-spacing:.01em;flex:none}
.ocifqht-logo{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--toneA),#5f8bff);color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;box-shadow:0 6px 14px rgba(43,91,215,.28)}
.ocifqht-nav{display:flex;gap:4px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.ocifqht-nav::-webkit-scrollbar{display:none}
.ocifqht-nav a{padding:10px 13px;border-radius:10px;font-size:14.5px;color:var(--inkS);white-space:nowrap;min-height:44px;display:flex;align-items:center;transition:background .2s,color .2s}
.ocifqht-nav a:hover{color:var(--toneA);background:#eef3ff}

/* 首屏 */
.ocifqht-hero{position:relative;overflow:hidden;padding:76px 0 68px;background:
  radial-gradient(900px 420px at 16% 6%,rgba(120,168,255,.34),transparent 62%),
  radial-gradient(760px 380px at 84% 2%,rgba(255,178,146,.28),transparent 60%),
  linear-gradient(180deg,#f2f6ff,#ffffff 80%);}
.ocifqht-hero::after{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-5.webp') center/cover no-repeat;opacity:.09;pointer-events:none}
.ocifqht-heroIn{position:relative;z-index:1;max-width:820px;margin:0 auto;text-align:center}
.ocifqht-kicker{display:inline-block;padding:6px 15px;border-radius:999px;background:#fff;border:1px solid var(--edge);color:var(--toneA);font-size:13px;font-weight:600;box-shadow:0 4px 14px rgba(43,91,215,.08)}
.ocifqht-hero h1{font-size:clamp(27px,4.3vw,44px);line-height:1.3;letter-spacing:-.02em;margin:20px 0 16px;font-weight:800}
.ocifqht-hero h1 span{color:var(--toneA)}
.ocifqht-lead{font-size:15.5px;color:var(--inkS);line-height:1.9;max-width:720px;margin:0 auto}
.ocifqht-acts{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-top:26px}
.ocifqht-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;border-radius:12px;background:var(--toneA);color:#fff;font-weight:600;font-size:15px;box-shadow:0 10px 22px rgba(43,91,215,.26);transition:transform .2s,box-shadow .2s,background .2s}
.ocifqht-btn:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(43,91,215,.32)}
.ocifqht-btn--line{background:#fff;color:var(--toneA);border:1px solid #cfdcf7;box-shadow:none}
.ocifqht-btn--line:hover{background:#f3f7ff}
.ocifqht-btn--white{background:#fff;color:#1e3272;box-shadow:0 12px 26px rgba(6,16,44,.22)}
.ocifqht-tick{display:flex;justify-content:center;flex-wrap:wrap;gap:10px;margin-top:26px}
.ocifqht-tick li{font-size:13.5px;color:var(--inkS);background:#fff;border:1px solid var(--edge);border-radius:999px;padding:7px 15px}

/* 通用板块 */
.ocifqht-sec{padding:60px 0}
.ocifqht-sec--soft{background:var(--paper)}
.ocifqht-head{margin-bottom:28px;max-width:780px}
.ocifqht-head h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;letter-spacing:-.01em}
.ocifqht-head p{margin-top:9px;color:var(--inkS);font-size:14.5px;line-height:1.85}

/* 分类频道 */
.ocifqht-chans{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.ocifqht-chan{background:#fff;border:1px solid var(--edge);border-radius:var(--rad);padding:20px;box-shadow:var(--shd);transition:transform .22s,box-shadow .22s}
.ocifqht-chan:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(19,36,74,.12)}
.ocifqht-chan h3{font-size:16px;font-weight:700;display:flex;align-items:center;gap:9px}
.ocifqht-chan h3::before{content:"";width:6px;height:18px;border-radius:4px;background:linear-gradient(180deg,var(--toneA),var(--toneB))}
.ocifqht-chan p{margin-top:8px;color:var(--inkS);font-size:14px;line-height:1.78}

/* 卡片网格 */
.ocifqht-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.ocifqht-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--edge);border-radius:var(--rad);overflow:hidden;box-shadow:var(--shd);transition:transform .22s,box-shadow .22s}
.ocifqht-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(19,36,74,.14)}
.ocifqht-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#dfe7f6}
.ocifqht-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.ocifqht-card:hover .ocifqht-thumb img{transform:scale(1.05)}
.ocifqht-tag{position:absolute;left:10px;top:10px;background:rgba(17,26,44,.72);color:#fff;font-size:12px;padding:3px 10px;border-radius:999px;backdrop-filter:blur(4px)}
.ocifqht-tag--hot{background:var(--toneB)}
.ocifqht-cbody{padding:15px 16px 18px;display:flex;flex-direction:column;gap:7px}
.ocifqht-cbody h3{font-size:16.5px;font-weight:700;line-height:1.4}
.ocifqht-tipo{font-size:12.5px;font-weight:600;color:var(--toneA);letter-spacing:.02em}
.ocifqht-txt{font-size:13.5px;color:var(--inkS);line-height:1.75}

/* 排行榜 */
.ocifqht-rank{display:grid;grid-template-columns:1fr 1fr;gap:10px 22px}
.ocifqht-rank li{display:flex;align-items:center;gap:12px;min-height:52px;padding:10px 14px;background:#fff;border:1px solid var(--edge);border-radius:12px;transition:border-color .2s,transform .2s}
.ocifqht-rank li:hover{border-color:#c3d4f6;transform:translateX(3px)}
.ocifqht-no{flex:none;width:28px;height:28px;border-radius:9px;background:#eef3ff;color:var(--toneA);font-weight:800;font-size:13.5px;display:grid;place-items:center}
.ocifqht-rank li:nth-child(-n+3) .ocifqht-no{background:linear-gradient(135deg,var(--toneB),#ffb99c);color:#fff}
.ocifqht-rname{font-weight:600;font-size:15px}
.ocifqht-rtype{margin-left:auto;flex:none;font-size:12.5px;color:var(--inkS);background:var(--paper);border-radius:999px;padding:3px 11px}

/* 主题片单 */
.ocifqht-zlist{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.ocifqht-zcard{background:#fff;border:1px solid var(--edge);border-radius:14px;border-left:4px solid var(--toneA);padding:22px;box-shadow:var(--shd)}
.ocifqht-zcard h3{font-size:16px;font-weight:700;margin-bottom:8px}
.ocifqht-zcard p{font-size:14px;color:var(--inkS);line-height:1.8}

/* 特色条 */
.ocifqht-tese{display:grid;gap:14px}
.ocifqht-tese li{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--edge);border-radius:14px;padding:18px 20px;box-shadow:var(--shd)}
.ocifqht-tnum{flex:none;width:38px;height:38px;border-radius:12px;background:#eef3ff;color:var(--toneA);display:grid;place-items:center;font-weight:800;font-size:15px}
.ocifqht-tese h3{font-size:15.5px;font-weight:700;margin-bottom:4px}
.ocifqht-tese p{font-size:14px;color:var(--inkS);line-height:1.78}

/* 资讯 */
.ocifqht-news{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.ocifqht-news li{display:flex;gap:14px;background:#fff;border:1px solid var(--edge);border-radius:14px;padding:12px;box-shadow:var(--shd);transition:transform .2s,box-shadow .2s}
.ocifqht-news li:hover{transform:translateY(-3px);box-shadow:0 16px 32px rgba(19,36,74,.12)}
.ocifqht-nthumb{flex:none;width:112px;height:80px;border-radius:10px;overflow:hidden;background:#e5ecf9}
.ocifqht-nthumb img{width:100%;height:100%;object-fit:cover}
.ocifqht-ntxt h3{font-size:15px;font-weight:700;line-height:1.5}
.ocifqht-ntxt p{margin-top:6px;font-size:13px;color:var(--inkS);line-height:1.7}
.ocifqht-ndate{display:inline-block;margin-top:6px;font-size:12px;color:var(--toneA);background:#eef3ff;border-radius:999px;padding:2px 10px}

/* 口碑 */
.ocifqht-quote{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ocifqht-quote li{background:#fff;border:1px solid var(--edge);border-radius:var(--rad);padding:22px;box-shadow:var(--shd)}
.ocifqht-quote p{font-size:14.5px;line-height:1.85;color:var(--ink)}
.ocifqht-quote span{display:block;margin-top:12px;font-size:13px;color:var(--inkS)}

/* 问答 */
.ocifqht-faq{display:grid;gap:12px;max-width:920px}
.ocifqht-faq details{background:#fff;border:1px solid var(--edge);border-radius:14px;padding:0 18px;box-shadow:var(--shd)}
.ocifqht-faq summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px;min-height:44px;padding:15px 0;font-weight:600;font-size:15px}
.ocifqht-faq summary::-webkit-details-marker{display:none}
.ocifqht-faq summary::after{content:"+";margin-left:auto;color:var(--toneA);font-size:20px;line-height:1}
.ocifqht-faq details[open] summary::after{content:"−"}
.ocifqht-faq p{padding:0 0 16px;font-size:14.5px;color:var(--inkS);line-height:1.85}

/* 收口 */
.ocifqht-cta{padding:70px 0;background:linear-gradient(135deg,#1f3275,#2b5bd7 58%,#4b7bff);color:#fff;text-align:center}
.ocifqht-cta h2{font-size:clamp(22px,3vw,31px);font-weight:800;letter-spacing:-.01em}
.ocifqht-cta p{max-width:680px;margin:14px auto 0;font-size:15px;line-height:1.9;color:rgba(255,255,255,.86)}

/* 页脚 */
.ocifqht-foot{background:#0f172b;color:#a9b5cd;padding:56px 0 0;font-size:14px}
.ocifqht-footgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:32px;padding-bottom:36px}
.ocifqht-foot h3{color:#fff;font-size:15px;font-weight:700;margin-bottom:12px}
.ocifqht-foot p{line-height:1.9}
.ocifqht-foot li{margin-bottom:8px;line-height:1.7}
.ocifqht-foot li a{min-height:44px;display:inline-flex;align-items:center;transition:color .2s}
.ocifqht-foot li a:hover{color:#fff}
.ocifqht-copy{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

@media (max-width:1024px){
  .ocifqht-chans{grid-template-columns:repeat(2,1fr)}
  .ocifqht-grid{grid-template-columns:repeat(2,1fr)}
  .ocifqht-rank{grid-template-columns:1fr}
  .ocifqht-zlist{grid-template-columns:1fr 1fr}
  .ocifqht-quote{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .ocifqht-topbar{flex-wrap:wrap;padding:10px 0;min-height:auto;gap:6px}
  .ocifqht-nav{margin-left:0;width:100%}
  .ocifqht-hero{padding:52px 0 46px}
  .ocifqht-sec{padding:44px 0}
  .ocifqht-cta{padding:52px 0}
  .ocifqht-news{grid-template-columns:1fr}
  .ocifqht-zlist{grid-template-columns:1fr}
  .ocifqht-quote{grid-template-columns:1fr}
  .ocifqht-footgrid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:520px){
  .ocifqht-chans{grid-template-columns:1fr}
  .ocifqht-grid{grid-template-columns:1fr}
  .ocifqht-brand{font-size:14px}
  .ocifqht-nav a{padding:9px 11px;font-size:14px}
  .ocifqht-nthumb{width:92px;height:68px}
  .ocifqht-news li{padding:10px}
  .ocifqht-acts{flex-direction:column;align-items:stretch}
  .ocifqht-btn{width:100%}
  .ocifqht-footgrid{grid-template-columns:1fr}
}