:root{--bg:#F7F4FF;--surface:#fff;--soft:#EEF2FF;--title:#1B1340;--text:#2F2A4A;--muted:#5B5678;--subtle:#8B86A3;--purple:#7C3AED;--lav:#A78BFA;--teal:#14B8A6;--coral:#F97316;--rose:#E11D48;--amber:#F59E0B;--indigo:#312E81;--border:rgba(124,58,237,.14);--shadow:0 16px 40px rgba(49,46,129,.10);--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;height:auto;display:block}a:focus-visible,button:focus-visible{outline:3px solid rgba(124,58,237,.35);outline-offset:3px}.top-shell{position:fixed;z-index:70;top:12px;left:0;right:0;padding:0 18px;pointer-events:none}.brandbar{height:64px;max-width:1080px;margin:auto;background:rgba(255,255,255,.94);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:999px;display:grid;grid-template-columns:auto 1fr auto 1fr auto;align-items:center;gap:10px;padding:8px 12px;backdrop-filter:blur(16px);pointer-events:auto}.desktop-links{display:flex;gap:6px;min-width:0}.left-links{justify-content:flex-end}.right-links{justify-content:flex-start}.pill{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 13px;border-radius:999px;font-size:14px;color:var(--muted);white-space:nowrap}.pill:hover,.pill.active{background:var(--soft);color:var(--purple);box-shadow:inset 0 0 0 1px rgba(124,58,237,.35)}.pill.accent{background:linear-gradient(135deg,var(--lav),var(--purple),var(--teal));color:#fff}.brandmark{width:86px;height:46px;display:grid;place-items:center;color:var(--title)}.brandmark img{max-width:78px;max-height:38px;object-fit:contain}.round-btn{width:44px;height:44px;border:0;border-radius:50%;background:var(--soft);color:var(--title);cursor:pointer;display:grid;place-items:center;font-size:20px}.round-btn:hover{background:#e6e9ff}.mobile-app-link{display:none;min-height:44px;align-items:center;padding:0 14px;border-radius:999px;background:linear-gradient(135deg,var(--lav),var(--purple),var(--teal));color:#fff}main{max-width:1200px;margin:0 auto;padding:118px 24px 90px}.page-head{margin:20px 0 34px;display:grid;grid-template-columns:1.2fr 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p{color:var(--muted);margin-bottom:0}.card-link{display:inline-flex;align-items:center;min-height:44px;margin-top:18px;color:var(--purple);font-weight:800}.btns{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 20px;border-radius:999px;font-weight:800}.btn.primary{background:linear-gradient(135deg,var(--lav),var(--purple) 50%,var(--teal));color:#fff}.btn.secondary{background:#fff;border:1px solid var(--border);color:var(--purple)}.media-slot{aspect-ratio:16/10;border-radius:28px;background:linear-gradient(145deg,#ede9fe,#ecfeff);border:1px solid var(--border);overflow:hidden;display:grid;place-items:center}.media-slot img{width:100%;height:100%;object-fit:cover}.hero-dock{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:32px;padding:30px;box-shadow:var(--shadow)}.hero-copy{padding:16px}.hero-copy h1{font-size:clamp(42px,6vw,72px)}.topic-track{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.topic{background:#fff;border:1px solid var(--border);border-radius:22px;padding:20px}.topic b{display:flex;align-items:center;gap:9px}.dot{width:11px;height:11px;border-radius:50%;display:inline-block;background:var(--purple)}.topic:nth-child(4n+2) .dot{background:var(--teal)}.topic:nth-child(4n+3) .dot{background:var(--coral)}.topic:nth-child(4n+4) .dot{background:var(--rose)}.topic p{font-size:14px;color:var(--muted)}.pulse-layout{display:grid;grid-template-columns:.4fr .6fr;gap:18px}.number-menu{display:grid;gap:10px}.number-menu a{background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px;font-weight:800}.number-menu span{font-size:28px;color:var(--purple);margin-right:8px}.mosaic{display:grid;grid-template-columns:1.2fr .8fr;grid-template-rows:auto auto;gap:18px}.mosaic .tile{background:#fff;border:1px solid var(--border);border-radius:28px;padding:20px;box-shadow:var(--shadow)}.mosaic .tile:first-child{grid-row:1/3}.mosaic .media-slot{margin-bottom:18px}.split{display:grid;grid-template-columns:1fr 1fr;gap:18px}.wall{columns:3 260px;column-gap:18px}.wall .card{break-inside:avoid;margin-bottom:18px}.folder-list{display:grid;gap:12px}.folder{display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px 20px}.folder .tab{width:48px;height:36px;border-radius:12px 12px 8px 8px;background:var(--soft);display:grid;place-items:center;font-weight:900;color:var(--purple)}.folder p{margin:4px 0 0;color:var(--muted)}.folder a{font-weight:800;color:var(--purple)}.rank-list{display:grid;gap:14px}.rank-item{display:grid;grid-template-columns:90px 1fr;gap:20px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:24px;padding:18px 22px}.rank-num{font-size:54px;font-weight:950;color:var(--purple);line-height:1}.rank-item:nth-child(2) .rank-num{color:var(--teal)}.rank-item:nth-child(3) .rank-num{color:var(--coral)}.rank-item:nth-child(4) .rank-num{color:var(--rose)}.rank-item:nth-child(5) .rank-num{color:var(--amber)}.timeline{position:relative;padding-left:26px}.timeline:before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:rgba(124,58,237,.2)}.timeline-item{position:relative;background:#fff;border:1px solid var(--border);border-radius:22px;padding:20px;margin:0 0 16px}.timeline-item:before{content:"";position:absolute;left:-24px;top:25px;width:14px;height:14px;border-radius:50%;background:var(--purple);box-shadow:0 0 0 5px #efe9ff}.status{display:inline-flex;border-radius:999px;background:var(--soft);color:var(--purple);padding:5px 10px;font-size:13px;font-weight:800}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.article-block{background:#fff;border:1px solid var(--border);border-radius:24px;padding:24px}.article-block p{color:var(--muted)}.article-block ul{padding-left:20px;color:var(--muted)}.steps{counter-reset:step;display:grid;gap:16px}.step{counter-increment:step;background:#fff;border:1px solid var(--border);border-radius:24px;padding:24px 24px 24px 78px;position:relative}.step:before{content:counter(step,decimal-leading-zero);position:absolute;left:22px;top:22px;font-size:28px;font-weight:900;color:var(--purple)}.quote-note{border-left:5px solid var(--purple);background:#fff;padding:20px 24px;border-radius:0 22px 22px 0;color:var(--muted)}.faq{display:grid;gap:14px}.faq article{background:#fff;border:1px solid var(--border);border-radius:22px;padding:22px}.faq h2{font-size:20px;margin-bottom:10px}.faq p{margin:0;color:var(--muted)}.site-footer{background:#1B1340;color:#F4F0FF;padding:64px 24px 110px}.footer-inner{max-width:1200px;margin:auto}.footer-brand{display:flex;align-items:center;gap:16px;margin-bottom:34px}.footer-brand img{width:78px;max-height:44px;object-fit:contain}.footer-brand strong{display:block;font-size:24px}.footer-brand span{color:#c8c1e5}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.footer-grid h2{color:#fff;font-size:16px}.footer-grid a{display:block;color:#d8d2f1;margin:8px 0}.footer-note,.copyright{color:#bcb6d6}.overlay{position:fixed;inset:0;z-index:90;background:rgba(27,19,64,.35);opacity:0;pointer-events:none;transition:.2s}.overlay.show{opacity:1;pointer-events:auto}.site-drawer{position:fixed;z-index:100;left:50%;bottom:0;transform:translate(-50%,105%);width:min(720px,100%);max-height:78vh;background:#fff;border-radius:28px 28px 0 0;box-shadow:0 -20px 60px rgba(49,46,129,.18);padding:20px;overflow:auto;visibility:hidden;pointer-events:none;transition:transform .28s ease,visibility .28s}.site-drawer.open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.drawer-head{display:flex;justify-content:space-between;align-items:center;position:sticky;top:-20px;background:#fff;padding:14px 0 18px;z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{width:74px;max-height:38px;object-fit:contain}.drawer-groups{display:grid;grid-template-columns:1fr 1fr;gap:18px}.drawer-groups section{background:var(--bg);border-radius:20px;padding:18px}.drawer-groups h2{font-size:16px}.drawer-groups a{display:block;background:#fff;border:1px solid var(--border);border-radius:16px;padding:14px;margin:10px 0}.drawer-groups a span{display:block;color:var(--muted);font-size:13px;margin-top:4px}.search-layer{position:fixed;z-index:105;top:90px;left:50%;width:min(760px,calc(100% - 32px));transform:translate(-50%,-16px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-layer.open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}.search-card{background:#fff;border:1px solid var(--border);border-radius:26px;padding:24px;box-shadow:0 24px 70px rgba(49,46,129,.2)}.search-head{display:flex;justify-content:space-between;gap:18px}.search-head h2{margin:4px 0 16px}.search-appearance{min-height:54px;border:1px solid var(--border);background:var(--bg);border-radius:999px;padding:0 20px;display:flex;align-items:center;color:var(--subtle)}.preset-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.preset-links a{min-height:42px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;background:var(--soft);color:var(--purple);font-weight:800}.mobile-dock{display:none}
@media(max-width:980px){.desktop-links,.search-trigger{display:none}.brandbar{grid-template-columns:auto 1fr auto;max-width:620px}.brandmark{justify-self:center}.mobile-app-link{display:flex}.page-head{grid-template-columns:1fr}.cards{grid-template-columns:1fr 1fr}.topic-track{grid-template-columns:1fr 1fr}.pulse-layout,.hero-dock,.mosaic,.split{grid-template-columns:1fr}.mosaic{grid-template-rows:auto}.mosaic .tile:first-child{grid-row:auto}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.top-shell{top:8px;padding:0 10px}.brandbar{height:58px;padding:6px 8px}.brandmark{height:42px}.brandmark img{max-width:92px;max-height:34px}.round-btn{width:44px;height:44px}main{padding:96px 16px 108px}.hero-dock{padding:18px;border-radius:24px}.hero-copy{padding:6px}.section{margin:50px 0}.cards,.topic-track,.article-grid{grid-template-columns:1fr}.wall{columns:1}.folder{grid-template-columns:auto 1fr}.folder>a{grid-column:2}.rank-item{grid-template-columns:66px 1fr}.rank-num{font-size:42px}.footer-grid{grid-template-columns:1fr}.site-footer{padding:48px 16px 120px}.drawer-groups{grid-template-columns:1fr}.site-drawer{border-radius:24px 24px 0 0}.search-layer{inset:0;width:100%;transform:none;background:var(--bg);padding:84px 16px 16px;overflow:auto}.search-layer.open{transform:none}.search-card{box-shadow:none}.mobile-dock{position:fixed;z-index:80;left:14px;right:14px;bottom:calc(10px + env(safe-area-inset-bottom));height:52px;background:rgba(255,255,255,.96);border:1px solid var(--border);border-radius:999px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(5,1fr);padding:4px}.mobile-dock a{display:grid;place-items:center;align-content:center;gap:2px;font-size:12px;color:var(--muted);border-radius:999px}.mobile-dock a span{width:6px;height:6px;border-radius:50%;background:transparent}.mobile-dock a.current{color:var(--purple);font-weight:800}.mobile-dock a.current span{background:var(--purple)}}