/* roulang page: index */
:root{
  --clash:#1d4ed8;
  --flare:#ff7a2f;
  --void:#f6f9fe;
  --panel:#ffffff;
  --ink:#101a33;
  --haze:#5b6b8c;
  --edge:#e2e9f6;
  --round:16px;
  --drop:0 10px 30px rgba(24,49,102,.08);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--void);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
.dwxhg-container{width:min(1180px,100% - 36px);margin-inline:auto}

/* 顶栏 */
.dwxhg-topbar{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.93);backdrop-filter:blur(12px);border-bottom:1px solid var(--edge)}
.dwxhg-topbar-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.dwxhg-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:.2px;white-space:nowrap;min-height:44px}
.dwxhg-brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--clash),#5b8bff);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:800;letter-spacing:0;flex:none}
.dwxhg-nav{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap}
.dwxhg-nav a{display:inline-flex;align-items:center;min-height:44px;padding:8px 13px;border-radius:10px;font-size:15px;color:var(--haze);transition:background .2s,color .2s}
.dwxhg-nav a:hover,.dwxhg-nav a:focus-visible{background:#eef3fe;color:var(--clash)}
.dwxhg-nav a:focus-visible{outline:2px solid var(--clash);outline-offset:2px}

/* 首屏 */
.dwxhg-hero{position:relative;isolation:isolate;overflow:hidden;background:#0b1b3f;color:#fff;clip-path:polygon(0 0,100% 0,100% calc(100% - 46px),0 100%)}
.dwxhg-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.dwxhg-hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(112deg,rgba(8,19,44,.95) 0%,rgba(14,36,88,.88) 46%,rgba(29,78,216,.62) 100%)}
.dwxhg-hero-inner{padding:clamp(46px,7vw,88px) 0 clamp(58px,8vw,98px)}
.dwxhg-kicker{display:inline-block;font-size:12.5px;letter-spacing:2.4px;font-weight:700;color:#8fc0ff;text-transform:uppercase}
.dwxhg-h1{font-size:clamp(30px,5.4vw,54px);line-height:1.16;font-weight:800;letter-spacing:-.5px;margin-top:12px}
.dwxhg-h1 em{font-style:normal;background:linear-gradient(100deg,#7cf2b0,#63b3ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.dwxhg-lead{max-width:730px;margin-top:18px;font-size:16.5px;line-height:1.85;color:#c9d8f6}
.dwxhg-check{display:grid;grid-template-columns:repeat(auto-fit,minmax(196px,1fr));gap:10px 20px;margin-top:26px;max-width:790px}
.dwxhg-check li{position:relative;padding-left:26px;font-size:15px;color:#dbe6ff;line-height:1.6}
.dwxhg-check li::before{content:"✓";position:absolute;left:0;top:1px;color:#7cf2b0;font-weight:800}
.dwxhg-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* 按钮 */
.dwxhg-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border-radius:12px;background:var(--flare);color:#fff;font-weight:700;font-size:16px;border:1px solid transparent;box-shadow:0 8px 20px rgba(255,122,47,.34);transition:transform .18s,box-shadow .18s,background .18s}
.dwxhg-btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,122,47,.44)}
.dwxhg-btn:focus-visible{outline:3px solid #ffd6b8;outline-offset:3px}
.dwxhg-btn-ghost{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5);color:#fff;box-shadow:none}
.dwxhg-btn-ghost:hover{background:rgba(255,255,255,.2);box-shadow:none}

/* 板块骨架 */
.dwxhg-sec{padding:clamp(44px,6vw,74px) 0;scroll-margin-top:92px}
.dwxhg-alt{background:#fff}
.dwxhg-sec-head{max-width:760px;margin-bottom:30px}
.dwxhg-eyebrow{display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2px;color:var(--clash)}
.dwxhg-h2{font-size:clamp(22px,3vw,30px);line-height:1.32;margin:8px 0 12px;letter-spacing:-.2px}
.dwxhg-sub{color:var(--haze);font-size:15.5px;line-height:1.85}

/* 功能亮点 */
.dwxhg-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.dwxhg-feat{background:var(--panel);border:1px solid var(--edge);border-radius:var(--round);padding:24px 21px;box-shadow:var(--drop);transition:transform .2s,box-shadow .2s}
.dwxhg-feat:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(24,49,102,.13)}
.dwxhg-feat-num{display:block;font-size:12.5px;font-weight:800;letter-spacing:1.4px;color:var(--clash)}
.dwxhg-feat h3{font-size:17px;margin:9px 0 8px}
.dwxhg-feat p{color:var(--haze);font-size:14.5px;line-height:1.78}

/* 场景矩阵 */
.dwxhg-scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dwxhg-scene{background:var(--panel);border:1px solid var(--edge);border-radius:14px;padding:21px;box-shadow:var(--drop)}
.dwxhg-scene h3{font-size:16.5px;display:flex;align-items:center;gap:10px;margin-bottom:8px}
.dwxhg-scene h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--flare);flex:none}
.dwxhg-scene p{color:var(--haze);font-size:14.5px;line-height:1.78}

/* 海报卡片 */
.dwxhg-grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.dwxhg-poster{background:var(--panel);border:1px solid var(--edge);border-radius:var(--round);overflow:hidden;box-shadow:var(--drop);transition:transform .2s,box-shadow .2s}
.dwxhg-poster:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(24,49,102,.14)}
.dwxhg-frame{position:relative;aspect-ratio:3/4;overflow:hidden;background:#dfe8f7}
.dwxhg-frame img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.dwxhg-poster:hover .dwxhg-frame img{transform:scale(1.05)}
.dwxhg-poster-body{padding:12px 13px 15px}
.dwxhg-poster-body h3{font-size:15.5px;font-weight:700;line-height:1.4}
.dwxhg-poster-body p{font-size:13.5px;color:var(--haze);line-height:1.6;margin-top:6px}
.dwxhg-badge{position:absolute;top:10px;left:10px;background:rgba(16,26,51,.8);color:#fff;font-size:12px;line-height:1;padding:6px 9px;border-radius:999px}
.dwxhg-score{position:absolute;right:10px;bottom:10px;background:var(--flare);color:#fff;font-size:12.5px;font-weight:800;line-height:1;padding:6px 9px;border-radius:999px}

/* 流程 */
.dwxhg-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.dwxhg-steps li{background:var(--panel);border:1px solid var(--edge);border-top:3px solid var(--clash);border-radius:14px;padding:22px 20px;box-shadow:var(--drop)}
.dwxhg-steps span{display:block;font-size:12.5px;font-weight:800;letter-spacing:1.4px;color:var(--clash)}
.dwxhg-steps h3{font-size:16.5px;margin:8px 0 8px}
.dwxhg-steps p{color:var(--haze);font-size:14.5px;line-height:1.78}

/* 排行榜 */
.dwxhg-rank{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 22px}
.dwxhg-rank li{display:flex;align-items:center;gap:14px;background:var(--panel);border:1px solid var(--edge);border-radius:12px;padding:12px 16px;min-height:56px;box-shadow:0 4px 14px rgba(24,49,102,.05)}
.dwxhg-rank-num{width:26px;flex:none;font-size:14px;font-weight:800;color:#9db0d4;font-variant-numeric:tabular-nums}
.dwxhg-rank li:nth-child(-n+3) .dwxhg-rank-num{color:var(--flare)}
.dwxhg-rank-name{flex:1;min-width:0;font-weight:700;font-size:15.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dwxhg-chip{flex:none;font-size:12.5px;color:var(--clash);background:#eaf1ff;border-radius:999px;padding:4px 10px;white-space:nowrap}

/* 高分好评（横排卡） */
.dwxhg-grid-review{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.dwxhg-review{display:flex;gap:14px;background:var(--panel);border:1px solid var(--edge);border-radius:14px;padding:12px;box-shadow:var(--drop)}
.dwxhg-thumb{position:relative;width:88px;height:120px;flex:none;border-radius:10px;overflow:hidden;background:#dfe8f7}
.dwxhg-thumb img{width:100%;height:100%;object-fit:cover}
.dwxhg-review-info{min-width:0}
.dwxhg-review-info h3{font-size:15.5px;line-height:1.4}
.dwxhg-review-info p{font-size:13.8px;color:var(--haze);line-height:1.68;margin-top:5px}
.dwxhg-inline-score{display:inline-block;font-size:13.5px;font-weight:800;color:var(--flare);margin-top:7px}

/* 分类频道 */
.dwxhg-tags{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dwxhg-tags li{background:var(--panel);border:1px solid var(--edge);border-radius:14px;padding:20px 19px;box-shadow:var(--drop)}
.dwxhg-tag{display:inline-block;font-size:15.5px;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--clash),#4b7bff);padding:5px 13px;border-radius:9px}
.dwxhg-tags p{color:var(--haze);font-size:14px;line-height:1.75;margin-top:11px}

/* 专题片单 */
.dwxhg-topics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dwxhg-topic{background:linear-gradient(152deg,#0f2b6b,#1d4ed8);color:#fff;border-radius:18px;padding:26px 22px;box-shadow:0 14px 34px rgba(21,58,140,.26)}
.dwxhg-topic h3{font-size:18px;margin-bottom:10px}
.dwxhg-topic p{font-size:14.5px;line-height:1.78;color:#cddcfb}
.dwxhg-topic-foot{display:inline-block;margin-top:14px;font-size:13px;font-weight:700;color:#8fe6bd}

/* 口碑 */
.dwxhg-quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dwxhg-quote{background:var(--panel);border:1px solid var(--edge);border-left:4px solid var(--flare);border-radius:12px;padding:22px 20px;font-size:15px;line-height:1.8;color:#2b3a5c;box-shadow:var(--drop)}

/* 资讯 */
.dwxhg-news{border-top:1px solid var(--edge)}
.dwxhg-news li{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:16px 2px;border-bottom:1px solid var(--edge);font-size:15.5px}
.dwxhg-news li a{display:inline-flex;align-items:center;min-height:44px;transition:color .2s}
.dwxhg-news li a:hover{color:var(--clash)}
.dwxhg-news time{flex:none;font-size:13.5px;color:var(--haze)}

/* 问答 */
.dwxhg-faq{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.dwxhg-faq article{background:var(--panel);border:1px solid var(--edge);border-radius:14px;padding:22px 20px;box-shadow:var(--drop)}
.dwxhg-faq h3{font-size:16.5px;color:#12224a;margin-bottom:10px}
.dwxhg-faq p{color:var(--haze);font-size:14.5px;line-height:1.82}

/* 收口 */
.dwxhg-cta{background:linear-gradient(120deg,#0d2461,#1d4ed8 62%,#3b74ff);color:#fff;border-radius:22px;padding:clamp(32px,5vw,54px) clamp(22px,4vw,44px);text-align:center;box-shadow:0 18px 44px rgba(21,58,140,.28)}
.dwxhg-cta h2{font-size:clamp(22px,3.2vw,30px);line-height:1.35;margin-bottom:12px}
.dwxhg-cta p{max-width:660px;margin:0 auto 26px;font-size:15.5px;line-height:1.82;color:#c9d8f6}

/* 页脚 */
.dwxhg-footer{background:#0b1733;color:#a9b8d8;padding:52px 0 0}
.dwxhg-footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:30px}
.dwxhg-footer h3{color:#fff;font-size:15px;margin-bottom:8px}
.dwxhg-footer p{font-size:14px;line-height:1.82;color:#93a4c9}
.dwxhg-footer li a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;color:#a9b8d8;transition:color .2s}
.dwxhg-footer li a:hover{color:#fff}
.dwxhg-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding:18px 0 24px;font-size:13.5px;color:#7f90b4;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between}

@media(max-width:1024px){
  .dwxhg-grid-6{grid-template-columns:repeat(3,1fr)}
  .dwxhg-grid-4{grid-template-columns:repeat(2,1fr)}
  .dwxhg-scenes{grid-template-columns:repeat(2,1fr)}
  .dwxhg-steps{grid-template-columns:repeat(2,1fr)}
  .dwxhg-tags{grid-template-columns:repeat(2,1fr)}
  .dwxhg-footer-grid{grid-template-columns:1fr 1fr;gap:24px}
}
@media(max-width:768px){
  .dwxhg-topbar-inner{flex-wrap:wrap;padding:10px 0 6px;gap:6px}
  .dwxhg-nav{width:100%;margin-left:0;flex-wrap:nowrap;overflow-x:auto;gap:0;padding-bottom:4px}
  .dwxhg-nav a{white-space:nowrap;padding:8px 11px;font-size:14.5px}
  .dwxhg-hero{clip-path:none}
  .dwxhg-scenes{grid-template-columns:1fr}
  .dwxhg-rank{grid-template-columns:1fr}
  .dwxhg-grid-review{grid-template-columns:1fr}
  .dwxhg-topics{grid-template-columns:1fr}
  .dwxhg-quotes{grid-template-columns:1fr}
  .dwxhg-faq{grid-template-columns:1fr}
  .dwxhg-sec{scroll-margin-top:118px}
}
@media(max-width:520px){
  .dwxhg-grid-6{grid-template-columns:repeat(2,1fr);gap:12px}
  .dwxhg-grid-4{grid-template-columns:1fr}
  .dwxhg-steps{grid-template-columns:1fr}
  .dwxhg-tags{grid-template-columns:1fr}
  .dwxhg-footer-grid{grid-template-columns:1fr}
  .dwxhg-news li{flex-direction:column;gap:2px;align-items:flex-start}
  .dwxhg-hero-actions .dwxhg-btn{width:100%}
  .dwxhg-lead{font-size:15.5px}
}