/* roulang page: index */
:root{
  --ji1:#ff6b9d;
  --ji2:#63d2ff;
  --gj:#0e1118;
  --gj2:#12161f;
  --zw:#eef2f8;
  --zw2:#98a3b6;
  --bj:#242b38;
  --yj:14px;
  --ya:0 14px 34px rgba(0,0,0,.42);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--gj);color:var(--zw);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,p{margin:0}
:focus-visible{outline:2px solid var(--ji2);outline-offset:3px;border-radius:6px}
.gvczj-wrap{width:min(1180px,92%);margin:0 auto}

/* 顶部栏 */
.gvczj-top{position:sticky;top:0;z-index:60;background:rgba(14,17,24,.88);backdrop-filter:blur(14px);border-bottom:1px solid var(--bj)}
.gvczj-top-in{display:flex;align-items:center;gap:20px;min-height:66px}
.gvczj-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:.4px;flex:none}
.gvczj-mark{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(140deg,var(--ji1),var(--ji2));color:#10131a;font-size:16px;font-weight:800}
.gvczj-brand i{font-style:normal;font-size:12px;font-weight:500;color:var(--zw2);border:1px solid var(--bj);padding:1px 9px;border-radius:999px}
.gvczj-nav{margin-left:auto;display:flex;gap:4px}
.gvczj-nav a{display:flex;align-items:center;min-height:44px;padding:0 14px;border-radius:11px;font-size:15px;color:var(--zw2);transition:color .2s,background .2s}
.gvczj-nav a:hover{color:var(--zw);background:#1d2532}

/* 首屏 */
.gvczj-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--bj)}
.gvczj-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.gvczj-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(14,17,24,.96) 22%,rgba(14,17,24,.64) 58%,rgba(14,17,24,.93))}
.gvczj-hero-in{position:relative;z-index:2;padding:82px 0 72px}
.gvczj-kicker{display:inline-block;font-size:12.5px;letter-spacing:3px;color:var(--ji2);border:1px solid rgba(99,210,255,.35);background:rgba(99,210,255,.08);padding:5px 15px;border-radius:999px}
.gvczj-hero h1{font-size:clamp(30px,5.2vw,54px);line-height:1.16;font-weight:800;letter-spacing:-.5px;margin:20px 0 14px}
.gvczj-hero-sub{font-size:17px;font-weight:600;color:#dde5f1}
.gvczj-hero-p{margin-top:14px;max-width:660px;font-size:15.5px;color:#b3bdcd;line-height:1.88}
.gvczj-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.gvczj-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 26px;border-radius:12px;font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;transition:transform .22s,background .22s,box-shadow .22s}
.gvczj-btn-a{background:linear-gradient(135deg,var(--ji1),#ff9dbd);color:#171b23;box-shadow:0 10px 26px rgba(255,107,157,.28)}
.gvczj-btn-a:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,107,157,.36)}
.gvczj-btn-b{background:rgba(255,255,255,.06);color:var(--zw);border-color:var(--bj)}
.gvczj-btn-b:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}

/* 板块外壳 */
.gvczj-sec{padding:66px 0}
.gvczj-sec-alt{background:var(--gj2);border-top:1px solid var(--bj);border-bottom:1px solid var(--bj)}
.gvczj-head{margin-bottom:32px;max-width:760px}
.gvczj-head h2{font-size:clamp(22px,3vw,30px);font-weight:800;letter-spacing:-.3px}
.gvczj-head h2::before{content:"";display:inline-block;width:6px;height:22px;border-radius:3px;background:var(--ji1);margin-right:11px;vertical-align:-3px}
.gvczj-head p{margin-top:10px;font-size:15px;color:var(--zw2)}

/* 三点特色 */
.gvczj-points{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gvczj-point{position:relative;padding:26px 24px 28px;background:#1a2130;border:1px solid var(--bj);border-radius:var(--yj);transition:transform .26s,box-shadow .26s,border-color .26s}
.gvczj-point:hover{transform:translateY(-4px);box-shadow:var(--ya);border-color:#33405a}
.gvczj-ico{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;background:rgba(255,107,157,.14);color:var(--ji1);font-size:15px;font-weight:800;margin-bottom:14px}
.gvczj-point h3{font-size:17px;font-weight:700;margin-bottom:8px}
.gvczj-point p{font-size:14.5px;color:var(--zw2);line-height:1.78}

/* 分类频道 */
.gvczj-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gvczj-cat{padding:22px 22px 24px;border:1px solid var(--bj);border-radius:var(--yj);background:#171d29;transition:border-color .26s,background .26s}
.gvczj-cat:hover{border-color:rgba(255,107,157,.5);background:#1c2331}
.gvczj-cat h3{font-size:16.5px;font-weight:700;display:flex;align-items:center;gap:9px;margin-bottom:8px}
.gvczj-cat h3::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ji2)}
.gvczj-cat p{font-size:14px;color:var(--zw2);line-height:1.75}

/* 卡片 */
.gvczj-grid{display:grid;gap:18px;grid-template-columns:repeat(3,1fr)}
.gvczj-grid-6{grid-template-columns:repeat(3,1fr)}
.gvczj-grid-4{grid-template-columns:repeat(3,1fr)}
.gvczj-card{background:#1a2130;border:1px solid var(--bj);border-radius:var(--yj);overflow:hidden;transition:transform .28s,box-shadow .28s,border-color .28s}
.gvczj-card:hover{transform:translateY(-5px);box-shadow:var(--ya);border-color:#33405a}
.gvczj-thumb{position:relative;aspect-ratio:3/4;overflow:hidden;background:#0a0d13}
.gvczj-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gvczj-card:hover .gvczj-thumb img{transform:scale(1.07)}
.gvczj-tag{position:absolute;top:10px;left:10px;font-size:12px;line-height:1.6;padding:2px 10px;border-radius:999px;color:#fff;background:rgba(14,17,24,.8);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(4px)}
.gvczj-tag-hot{background:var(--ji1);color:#171b23;border-color:transparent;font-weight:700}
.gvczj-card-body{padding:13px 15px 17px}
.gvczj-card-body h3{font-size:15.5px;font-weight:700;letter-spacing:.2px}
.gvczj-card-body p{margin-top:7px;font-size:14px;color:var(--zw2);line-height:1.72}

/* 排行榜 */
.gvczj-rank{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px}
.gvczj-rank-item{display:flex;align-items:center;gap:12px;padding:13px 16px;background:#1a2130;border:1px solid var(--bj);border-radius:12px;transition:border-color .24s,transform .24s}
.gvczj-rank-item:hover{border-color:rgba(99,210,255,.4);transform:translateX(4px)}
.gvczj-no{font-size:15px;font-weight:800;color:#5f6b80;font-variant-numeric:tabular-nums;min-width:26px}
.gvczj-rank-item:nth-child(-n+3) .gvczj-no{color:var(--ji2)}
.gvczj-rname{font-size:15px;font-weight:600}
.gvczj-chip{margin-left:auto;font-size:12px;color:var(--ji2);border:1px solid rgba(99,210,255,.3);padding:1px 9px;border-radius:999px;white-space:nowrap}

/* 专题卡片 */
.gvczj-split{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.gvczj-feature{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:start;padding:14px;background:#1a2130;border:1px solid var(--bj);border-radius:var(--yj);transition:border-color .26s,box-shadow .26s}
.gvczj-feature:hover{border-color:#33405a;box-shadow:var(--ya)}
.gvczj-thumb-sm{aspect-ratio:3/4;border-radius:10px}
.gvczj-feature h3{font-size:17px;font-weight:700;margin-bottom:8px}
.gvczj-feature p{font-size:14px;color:var(--zw2);line-height:1.75}

/* 动态 */
.gvczj-news{display:grid;gap:14px}
.gvczj-news-item{display:grid;grid-template-columns:80px 1fr;gap:4px 18px;padding:18px 20px;background:#1a2130;border-left:3px solid var(--ji1);border-radius:0 12px 12px 0;transition:background .24s}
.gvczj-news-item:hover{background:#1f2735}
.gvczj-when{grid-row:span 2;font-size:13px;letter-spacing:1px;color:var(--ji2);padding-top:3px}
.gvczj-news-item h3{font-size:15.5px;font-weight:700}
.gvczj-news-item p{font-size:14px;color:var(--zw2);line-height:1.72}

/* 问答 */
.gvczj-faq{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.gvczj-qa{padding:22px 22px 24px;background:#171d29;border:1px solid var(--bj);border-radius:var(--yj)}
.gvczj-qa h3{font-size:16px;font-weight:700;margin-bottom:9px;color:#e6ecf6}
.gvczj-qa h3::before{content:"?";display:inline-grid;place-items:center;width:20px;height:20px;margin-right:9px;border-radius:50%;background:rgba(99,210,255,.16);color:var(--ji2);font-size:12px;vertical-align:1px}
.gvczj-qa p{font-size:14px;color:var(--zw2);line-height:1.8}

/* 收口 */
.gvczj-end{position:relative;padding:70px 0;text-align:center;background:radial-gradient(circle at 50% 0,rgba(255,107,157,.16),transparent 62%)}
.gvczj-end h2{font-size:clamp(22px,3vw,30px);font-weight:800;letter-spacing:-.3px}
.gvczj-end p{margin:12px auto 26px;max-width:620px;font-size:15px;color:var(--zw2);line-height:1.85}
.gvczj-end .gvczj-btn{min-width:190px}

/* 页脚 */
.gvczj-foot{background:#0a0d13;border-top:1px solid var(--bj);padding:54px 0 0}
.gvczj-foot-in{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:42px}
.gvczj-foot h3{font-size:15px;font-weight:700;margin-bottom:14px;color:#dbe3ef}
.gvczj-foot p,.gvczj-foot li{font-size:14px;color:var(--zw2);line-height:1.95}
.gvczj-foot li a:hover,.gvczj-foot p a:hover{color:var(--ji1)}
.gvczj-foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;margin-bottom:12px}
.gvczj-foot-tags span{display:inline-block;font-size:13px;color:var(--zw2);border:1px solid var(--bj);padding:3px 11px;border-radius:999px;margin:0 6px 8px 0}
.gvczj-copy{border-top:1px solid var(--bj);padding:18px 0;font-size:13px;color:#6b7688;text-align:center}

@media (max-width:1024px){
  .gvczj-grid,.gvczj-grid-6,.gvczj-grid-4{grid-template-columns:repeat(3,1fr)}
  .gvczj-rank{grid-template-columns:1fr}
  .gvczj-foot-in{grid-template-columns:1fr 1fr;gap:28px}
  .gvczj-points{grid-template-columns:1fr}
  .gvczj-cats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .gvczj-top-in{flex-wrap:wrap;gap:8px;padding:10px 0}
  .gvczj-nav{margin-left:0;width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;scrollbar-width:none}
  .gvczj-nav::-webkit-scrollbar{display:none}
  .gvczj-nav a{white-space:nowrap;padding:0 12px}
  .gvczj-hero-in{padding:56px 0 50px}
  .gvczj-hero-p{font-size:15px}
  .gvczj-sec{padding:48px 0}
  .gvczj-grid,.gvczj-grid-6,.gvczj-grid-4{grid-template-columns:repeat(2,1fr);gap:14px}
  .gvczj-split{grid-template-columns:1fr}
  .gvczj-faq{grid-template-columns:1fr}
  .gvczj-end{padding:54px 0}
}
@media (max-width:520px){
  body{font-size:15px}
  .gvczj-hero h1{font-size:28px}
  .gvczj-btns{flex-direction:column;align-items:stretch}
  .gvczj-btn{width:100%}
  .gvczj-cats{grid-template-columns:1fr}
  .gvczj-card-body p{font-size:14px}
  .gvczj-feature{grid-template-columns:96px 1fr;gap:12px}
  .gvczj-news-item{grid-template-columns:1fr}
  .gvczj-when{grid-row:auto}
  .gvczj-foot-in{grid-template-columns:1fr;gap:24px}
  .gvczj-end .gvczj-btn{width:100%}
}