/* 每日主题大赛视频入口 — 硬编码 hash class 样式表 */
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:#0e0b1a;color:#e6e9f2;font-family:-apple-system,'PingFang SC','Microsoft YaHei',system-ui,sans-serif;min-height:100vh;background-image:radial-gradient(circle at 15% 10%,#7c5cff22,transparent 40%),radial-gradient(circle at 85% 90%,#22e0a122,transparent 45%)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mz_8a2d{position:sticky;top:0;z-index:100;backdrop-filter:blur(24px);background:rgba(11,13,23,.65);border-bottom:1px solid rgba(255,255,255,.06)}
.mz_8a2d > nav{display:flex;align-items:center;gap:24px;max-width:1440px;margin:0 auto;padding:14px 24px}
.mz_25bb{display:flex;align-items:center;gap:10px}
.mz_25bb svg{height:30px;width:auto}
.mz_3b7a{display:flex;gap:6px;flex:1;flex-wrap:wrap}
.mz_3b7a a{padding:8px 14px;border-radius:999px;font-size:14px;color:#c8cde0;transition:.2s}
.mz_3b7a a:hover,.mz_3b7a a.active{background:linear-gradient(135deg,#7c5cff,#22e0a1);color:#fff;box-shadow:0 8px 22px -8px #7c5cff}
.mz_1d2c{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08);color:#fff;padding:9px 16px;border-radius:999px;outline:none;width:200px;font-size:13px}
.mz_1d2c:focus{border-color:#7c5cff}
.mz_c929{max-width:1440px;margin:0 auto;padding:24px}
.mz_9ffa{display:none}
.mz_0859{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.mz_da4b{position:relative;border-radius:18px;overflow:hidden;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);transition:.3s;display:block}
.mz_da4b:hover{transform:translateY(-4px);border-color:#7c5cff;box-shadow:0 20px 40px -20px #7c5cff}
.mz_5d94{position:relative;aspect-ratio:16/9;overflow:hidden;background:#000}
.mz_5d94 img{width:100%;height:100%;object-fit:cover;transition:.5s}
.mz_da4b:hover .mz_5d94 img{transform:scale(1.08)}
.mz_821e{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.5));opacity:0;transition:.3s}
.mz_da4b:hover .mz_821e{opacity:1}
.mz_821e span{width:56px;height:56px;border-radius:50%;background:#7c5cff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px -5px #7c5cff}
.mz_821e span::before{content:'';border-style:solid;border-width:10px 0 10px 16px;border-color:transparent transparent transparent #fff;margin-left:4px}
.mz_5d94 .dur{position:absolute;bottom:8px;right:8px;padding:3px 8px;font-size:12px;background:rgba(0,0,0,.7);border-radius:6px;color:#fff}
.mz_5d94 .tag4k{position:absolute;top:8px;left:8px;padding:3px 10px;font-size:11px;font-weight:800;background:linear-gradient(135deg,#7c5cff,#22e0a1);color:#fff;border-radius:6px;letter-spacing:.5px}
.mz_3c64{padding:14px 14px 16px}
.mz_3c64 h3{font-size:15px;margin:0 0 8px;line-height:1.5;color:#fff;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mz_3c64 .row{display:flex;justify-content:space-between;font-size:12px;color:#8890a8}
.mz_38dc{padding:22px 26px;margin:22px 0;border-radius:20px;background:linear-gradient(135deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);position:relative;overflow:hidden;line-height:1.85;font-size:14px;color:#c7cde3}
.mz_38dc::before{content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#7c5cff,#22e0a1)}
.mz_38dc h4{margin:0 0 10px;color:#fff;font-size:16px;display:flex;align-items:center;gap:8px}
.mz_38dc h4::before{content:'专业背书';font-size:10px;padding:2px 8px;background:#7c5cff;border-radius:4px}
.mz_bd3e{display:flex;gap:8px;padding:12px 0;font-size:13px;color:#8890a8}
.mz_bd3e a{color:#22e0a1}
.mz_5097{display:inline-block;padding:4px 12px;font-size:12px;border-radius:999px;background:rgba(255,255,255,.06);margin:3px 4px 3px 0;color:#c8cde0;transition:.2s}
.mz_5097:hover{background:#7c5cff;color:#fff}
.mz_4a80{padding:2px 8px;border-radius:4px;background:rgba(255,255,255,.08);font-size:11px;color:#a0a7bd;margin-right:4px}
.mz_e723{background:rgba(0,0,0,.35);margin-top:60px;padding:48px 24px 20px;border-top:1px solid rgba(255,255,255,.05)}
.mz_e723 .grid{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
@media(max-width:768px){.mz_e723 .grid{grid-template-columns:1fr 1fr}}
.mz_e723 h5{color:#fff;margin:0 0 14px;font-size:14px}
.mz_e723 ul{list-style:none;padding:0;margin:0}
.mz_e723 li{padding:4px 0;font-size:13px;color:#8890a8}
.mz_e723 li a:hover{color:#22e0a1}
.mz_3cc0{padding:14px 16px;background:rgba(255,255,255,.03);border-radius:14px;border:1px solid rgba(255,255,255,.05);margin-bottom:10px}
.mz_3cc0 .u{display:flex;justify-content:space-between;font-size:13px;color:#fff;margin-bottom:6px;font-weight:600}
.mz_3cc0 .s{color:#7c5cff}
.mz_3cc0 p{margin:0;font-size:13px;color:#a8adc4;line-height:1.65}
.mz_b8ba details{padding:14px 18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.05);border-radius:12px;margin-bottom:8px}
.mz_b8ba summary{cursor:pointer;font-weight:600;color:#fff;font-size:14px}
.mz_b8ba details[open] summary{color:#22e0a1}
.mz_b8ba p{margin:10px 0 0;color:#a8adc4;font-size:13px;line-height:1.75}
.mz_326a{display:flex;gap:10px;margin-top:16px}
.mz_326a a{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.06);transition:.2s;color:#c8cde0;font-size:12px}
.mz_326a a:hover{background:#7c5cff;color:#fff;transform:scale(1.1)}
.mz_0088{width:100%;aspect-ratio:16/9;border-radius:20px;background:#000;position:relative;overflow:hidden;margin-bottom:20px}
.mz_0088 img{width:100%;height:100%;object-fit:cover;opacity:.6}
.mz_0088 > div{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.mz_0088 > div span{width:88px;height:88px;border-radius:50%;background:#7c5cff;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 20px 60px -10px #7c5cff}
.mz_0088 > div span::before{content:'';border-style:solid;border-width:15px 0 15px 24px;border-color:transparent transparent transparent #fff;margin-left:6px}
h1,h2,h3,h4{color:#fff}
.section-title{font-size:22px;margin:32px 0 16px;display:flex;align-items:center;gap:12px}
.section-title::before{content:'';width:4px;height:22px;border-radius:2px;background:linear-gradient(180deg,#7c5cff,#22e0a1)}