:root{
  --cream:#fff8ec;
  --cream-2:#fffdf6;
  --ink:#10223d;
  --ink-soft:#27466e;
  --orange:#ff8b3d;
  --orange-soft:#ffe1c7;
  --purple:#b7a6ff;
  --purple-soft:#eee9ff;
  --blue-soft:#e8f0ff;
  --line:#eadfce;
  --shadow:0 18px 50px rgba(16,34,61,.10);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,var(--cream) 0%,#fff 44%,#f6f0ff 100%);line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1160px,calc(100% - 32px));margin:0 auto}.skip-link{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:10px;z-index:30}.skip-link:focus{left:12px}
.topline{height:6px;background:linear-gradient(90deg,var(--orange),var(--purple),#7cc5ff)}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,248,236,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,223,206,.7)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:.04em}.brand-mark{display:grid;place-items:center;width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,var(--ink),#354f87);color:#fff;box-shadow:0 10px 24px rgba(16,34,61,.18)}.brand-text{font-size:22px}.site-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.site-nav a{padding:9px 13px;border-radius:999px;color:var(--ink-soft);font-size:15px}.site-nav a:hover,.site-nav a:focus{background:var(--purple-soft);color:var(--ink)}.nav-toggle{display:none;border:0;border-radius:999px;background:var(--ink);color:#fff;padding:9px 14px;font-weight:700}
.hero{padding:64px 0 38px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);gap:34px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);background:#fff;border-radius:999px;color:var(--ink-soft);font-size:14px}.eyebrow:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px var(--orange-soft)}h1{font-size:clamp(36px,6vw,70px);line-height:1.08;margin:18px 0 18px;letter-spacing:-.04em}.hero-lead{font-size:18px;color:var(--ink-soft);max-width:700px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:999px;border:1px solid var(--line);font-weight:800;transition:.2s ease;background:#fff}.btn-primary{background:var(--ink);color:#fff;border-color:var(--ink)}.btn-warm{background:var(--orange);color:#311100;border-color:var(--orange)}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(16,34,61,.12)}.hero-card{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:32px;padding:18px;box-shadow:var(--shadow)}.hero-visual{border-radius:26px;overflow:hidden;background:var(--cream-2)}.metric-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.metric{background:var(--cream-2);border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center}.metric b{font-size:22px;display:block}.metric span{font-size:12px;color:var(--ink-soft)}
.section{padding:48px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-kicker{font-size:14px;color:var(--orange);font-weight:900;letter-spacing:.08em}.section-title{font-size:clamp(26px,4vw,42px);line-height:1.16;margin:4px 0 0}.section-desc{max-width:640px;color:var(--ink-soft);margin:8px 0 0}.grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 12px 34px rgba(16,34,61,.07)}.card:hover{transform:translateY(-3px);transition:.2s ease;box-shadow:var(--shadow)}.playlist-card{padding:14px}.playlist-card img{border-radius:18px;background:var(--purple-soft)}.card-body{padding:14px 6px 4px}.tag-row,.pill-row{display:flex;gap:8px;flex-wrap:wrap}.tag,.pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 10px;font-size:12px;background:var(--blue-soft);color:var(--ink-soft)}.tag.orange{background:var(--orange-soft)}.tag.purple{background:var(--purple-soft)}.card h3{font-size:21px;line-height:1.25;margin:12px 0 8px}.card p{color:var(--ink-soft);margin:0}.interact{display:flex;justify-content:space-between;gap:10px;margin-top:16px;color:var(--ink-soft);font-size:13px}.mini-button{border:0;border-radius:999px;background:var(--cream);padding:8px 12px;color:var(--ink);font-weight:700}.topic{display:flex;gap:16px;align-items:flex-start}.topic-icon{flex:0 0 52px;height:52px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--orange-soft),var(--purple-soft));font-size:24px}.bubble{position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px}.bubble:after{content:"";position:absolute;left:22px;bottom:-9px;width:16px;height:16px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transform:rotate(45deg)}.rating-stars{color:#ff9d21;letter-spacing:2px;font-size:20px}.avatar-row{display:flex;align-items:center;gap:10px;margin-top:14px}.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--orange-soft));border:3px solid #fff;box-shadow:0 5px 14px rgba(16,34,61,.12)}.challenge{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;align-items:center;background:linear-gradient(135deg,#fff,var(--purple-soft));border:1px solid var(--line);border-radius:32px;padding:22px;box-shadow:var(--shadow)}.challenge img{border-radius:24px}.timeline{display:grid;gap:14px}.timeline-item{display:grid;grid-template-columns:90px 1fr;gap:14px;align-items:flex-start}.time{font-weight:900;color:var(--orange)}.feed{display:grid;gap:14px}.feed-item{display:flex;gap:14px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:16px}.feed-main{min-width:0}.feed-title{font-weight:900}.feed-meta{font-size:13px;color:var(--ink-soft);margin:4px 0 8px}.notice{background:#fff4df;border:1px solid #ffd8a8;border-radius:22px;padding:16px;color:#5e3210}.faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}.faq details+details{margin-top:12px}.faq summary{cursor:pointer;font-weight:900}.faq p{margin:10px 0 0;color:var(--ink-soft)}.page-hero{padding:52px 0 22px}.page-hero .card{background:linear-gradient(135deg,#fff,var(--purple-soft))}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:24px;align-items:center}.list-table{width:100%;border-collapse:separate;border-spacing:0 10px}.list-table th{text-align:left;color:var(--ink-soft);font-size:13px}.list-table td{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px}.list-table td:first-child{border-left:1px solid var(--line);border-radius:16px 0 0 16px;font-weight:900}.list-table td:last-child{border-right:1px solid var(--line);border-radius:0 16px 16px 0}.score-box{display:flex;align-items:center;gap:14px}.score-num{font-size:42px;font-weight:900;color:var(--ink)}.progress{height:12px;background:var(--blue-soft);border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--orange),var(--purple));border-radius:999px}.video-card{display:grid;grid-template-columns:140px 1fr;gap:16px;align-items:center}.video-thumb{position:relative;border-radius:18px;overflow:hidden;background:var(--cream)}.play{position:absolute;inset:auto auto 12px 12px;background:#fff;border-radius:999px;padding:7px 10px;font-weight:900}.contact-box{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form{display:grid;gap:12px}.form label{font-weight:800}.form input,.form textarea,.form select{width:100%;border:1px solid var(--line);border-radius:16px;padding:13px 14px;font:inherit;background:#fff}.form textarea{min-height:130px;resize:vertical}.site-footer{margin-top:52px;background:var(--ink);color:#f8f2e8;padding:40px 0 22px}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr 1fr;gap:24px}.footer-brand{font-size:24px;font-weight:900}.site-footer p{color:#d6dceb;margin:8px 0}.site-footer a{display:block;color:#f8f2e8;margin-top:8px}.footer-note{border-top:1px solid rgba(255,255,255,.16);margin-top:24px;padding-top:18px;color:#d6dceb;font-size:14px}.soft-bg{background:rgba(255,255,255,.45);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.center{text-align:center}.small{font-size:13px;color:var(--ink-soft)}.marquee{overflow:hidden;border:1px solid var(--line);border-radius:999px;background:#fff;padding:8px}.marquee-track{display:flex;gap:10px;width:max-content;animation:slide 28s linear infinite}.marquee span{display:inline-flex;padding:8px 16px;background:var(--cream);border-radius:999px;color:var(--ink-soft)}@keyframes slide{to{transform:translateX(-50%)}}
@media (max-width:900px){.hero-grid,.split,.challenge,.contact-box{grid-template-columns:1fr}.grid-3,.grid-4,.grid-2{grid-template-columns:1fr 1fr}.section-head{display:block}.footer-grid{grid-template-columns:1fr}.video-card{grid-template-columns:1fr}.metric-row{grid-template-columns:1fr 1fr 1fr}.nav-toggle{display:inline-flex}.site-nav{position:absolute;left:16px;right:16px;top:86px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:var(--shadow)}.site-nav.open{display:flex}.site-nav a{padding:12px 14px}}
@media (max-width:620px){.container{width:min(100% - 22px,1160px)}.hero{padding-top:42px}h1{font-size:38px}.grid-3,.grid-4,.grid-2{grid-template-columns:1fr}.metric-row{grid-template-columns:1fr}.timeline-item{grid-template-columns:1fr}.card{padding:18px}.playlist-card{padding:12px}.footer-note{font-size:13px}.list-table{font-size:14px}.list-table th:nth-child(3),.list-table td:nth-child(3){display:none}}

.center-desc{margin-left:auto;margin-right:auto}.justify-center{justify-content:center}.pct-86{width:86%}.pct-78{width:78%}.pct-82{width:82%}.pct-74{width:74%}