:root{--bg:#F7F4FF;--surface:#fff;--soft:#EEF2FF;--title:#1B1340;--text:#2F2A4A;--muted:#5B5678;--faint:#8B86A3;--purple:#7C3AED;--lav:#A78BFA;--teal:#14B8A6;--coral:#F97316;--pink:#E11D48;--amber:#F59E0B;--indigo:#312E81;--border:rgba(124,58,237,.14);--shadow:0 16px 40px rgba(49,46,129,.10);--radius:24px;--max:1200px}
*{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:1.72;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.site-header{position:fixed;inset:0 0 auto;z-index:50;padding:14px 16px;pointer-events:none}.brand-bar{max-width:1080px;height:64px;margin:auto;padding:8px 10px;border:1px solid var(--border);border-radius:32px;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);box-shadow:var(--shadow);display:flex;align-items:center;gap:10px;pointer-events:auto}.nav-pills{display:flex;align-items:center;gap:6px;flex:1}.nav-right{justify-content:flex-end}.nav-pill{min-height:42px;display:inline-flex;align-items:center;padding:0 13px;border:1px solid transparent;border-radius:999px;color:var(--muted);font-size:14px;font-weight:700;white-space:nowrap}.nav-pill:hover,.nav-pill:focus-visible,.nav-pill.is-active{border-color:rgba(124,58,237,.36);color:var(--purple);background:#fff}.nav-pill.accent{background:linear-gradient(135deg,#A78BFA,#7C3AED 50%,#14B8A6);color:#fff}.brand-mark{width:92px;min-width:92px;height:46px;display:flex;align-items:center;justify-content:center;font-weight:900;color:var(--title);letter-spacing:.04em}.brand-mark img{max-width:86px;max-height:38px}.round-control,.mobile-app-link{border:0;background:var(--soft);color:var(--title);width:44px;height:44px;min-width:44px;border-radius:50%;font-size:20px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.mobile-app-link{display:none;width:auto;padding:0 14px;border-radius:999px;font-size:14px;font-weight:800;background:linear-gradient(135deg,#A78BFA,#7C3AED 50%,#14B8A6);color:#fff}.site-main{padding-top:104px}.wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}.page-hero{padding:44px 0 32px}.eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:800;color:var(--purple);letter-spacing:.06em}.eyebrow::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--teal)}h1,h2,h3{color:var(--title);line-height:1.18;margin-top:0}h1{font-size:clamp(38px,6vw,72px);letter-spacing:-.05em;margin-bottom:20px}h2{font-size:clamp(26px,3vw,40px);letter-spacing:-.03em}h3{font-size:20px}.lead{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:820px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.btn{min-height:46px;padding:0 20px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;border:1px solid rgba(124,58,237,.2);background:#fff;color:var(--title)}.btn.primary{background:linear-gradient(135deg,#A78BFA,#7C3AED 50%,#14B8A6);color:#fff;border-color:transparent}.section{padding:40px 0}.section.soft{background:var(--soft)}.grid-2,.grid-3,.grid-4{display:grid;gap:20px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}.card p:last-child{margin-bottom:0}.tag-row{display:flex;gap:10px;flex-wrap:wrap}.tag{display:inline-flex;align-items:center;min-height:36px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--border);font-weight:700;font-size:14px}.tag::before{content:"";width:8px;height:8px;border-radius:50%;margin-right:8px;background:var(--purple)}.tag.teal::before{background:var(--teal)}.tag.coral::before{background:var(--coral)}.tag.pink::before{background:var(--pink)}.media-card{overflow:hidden;padding:0}.media-slot{aspect-ratio:16/9;background:linear-gradient(135deg,#EEE9FF,#E9F9F7);display:flex;align-items:center;justify-content:center}.media-slot img,.media-slot .image-placeholder{width:100%;height:100%;object-fit:contain}.image-placeholder{display:block;background:radial-gradient(circle at 20% 20%,rgba(167,139,250,.35),transparent 32%),radial-gradient(circle at 80% 70%,rgba(20,184,166,.25),transparent 28%),linear-gradient(135deg,#F0ECFF,#EDF7FF)}.media-copy{padding:24px}.number-list{display:grid;gap:14px}.number-item{display:grid;grid-template-columns:72px 1fr;gap:16px;align-items:start;padding:18px;border-radius:22px;background:#fff;border:1px solid var(--border)}.number{font-size:38px;line-height:1;font-weight:900;color:var(--purple)}.number-item:nth-child(2n) .number{color:var(--teal)}.number-item:nth-child(3n) .number{color:var(--coral)}.folder-list{display:grid;gap:14px}.folder{background:#fff;border:1px solid var(--border);border-radius:22px;padding:20px 24px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px}.folder small{color:var(--faint)}.timeline{border-left:2px solid rgba(124,58,237,.22);margin-left:12px;padding-left:28px;display:grid;gap:22px}.timeline article{position:relative}.timeline article::before{content:"";position:absolute;left:-38px;top:6px;width:16px;height:16px;border-radius:50%;background:var(--purple);box-shadow:0 0 0 6px #F7F4FF}.status{display:inline-flex;border-radius:999px;padding:4px 10px;background:#fff;border:1px solid var(--border);font-size:12px;font-weight:800;color:var(--purple)}.quote-note{border-left:4px solid var(--purple);padding:18px 22px;background:#fff;border-radius:0 18px 18px 0;color:var(--muted)}.app-dock{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}.app-cover{min-height:380px;border-radius:32px;overflow:hidden;background:linear-gradient(145deg,#EEE9FF,#E9FAF6);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center}.app-cover img,.app-cover .image-placeholder{width:100%;height:100%;object-fit:contain}.mosaic{display:grid;grid-template-columns:1.35fr .65fr;grid-template-rows:auto auto;gap:18px}.mosaic .wide{grid-row:span 2}.board-grid{columns:3 260px;column-gap:18px}.board-grid .card{break-inside:avoid;margin-bottom:18px}.long-copy p{margin:0 0 16px}.site-footer{background:#1B1340;color:#F4F0FF;margin-top:64px}.footer-inner{width:min(var(--max),calc(100% - 32px));margin:auto;padding:48px 0 100px}.footer-brand{max-width:720px}.footer-brand img{max-width:120px;max-height:46px;margin-bottom:12px}.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-top:34px}.footer-groups h2{font-size:15px;color:#fff}.footer-groups a{display:block;color:#D9D2F2;padding:5px 0;font-size:14px}.footer-bottom{display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between;border-top:1px solid rgba(255,255,255,.12);padding-top:22px;margin-top:30px;color:#C9C1E5;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(27,19,64,.38);z-index:70;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:80;left:50%;bottom:16px;width:min(720px,calc(100% - 24px));max-height:78vh;transform:translate(-50%,110%);background:#F7F4FF;border:1px solid var(--border);border-radius:30px;box-shadow:0 30px 80px rgba(27,19,64,.25);overflow:auto;visibility:hidden;pointer-events:none;transition:.28s}.drawer.is-open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:rgba(247,244,255,.94);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border);z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{max-width:82px;max-height:32px}.drawer-groups{padding:12px 20px 24px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.drawer-groups h2{font-size:15px;margin:10px 0}.drawer-groups a{display:block;background:#fff;border:1px solid var(--border);border-radius:18px;padding:12px 14px;margin:8px 0}.drawer-groups a span{display:block;color:var(--faint);font-size:12px;margin-top:3px}.search-layer{position:fixed;inset:88px 0 auto;z-index:85;display:flex;justify-content:center;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(760px,calc(100% - 32px));background:#fff;border:1px solid var(--border);border-radius:28px;box-shadow:0 28px 70px rgba(27,19,64,.2);padding:22px}.search-head{display:flex;align-items:center;justify-content:space-between}.search-box{margin:18px 0;display:flex;gap:10px;align-items:center;border-radius:20px;background:var(--soft);padding:0 16px;min-height:54px}.search-box input{border:0;background:transparent;outline:0;width:100%;font:inherit;color:var(--text)}.preset-links{display:flex;flex-wrap:wrap;gap:9px}.preset-links a{padding:9px 13px;border-radius:999px;background:#F7F4FF;border:1px solid var(--border);font-weight:700;font-size:13px}.search-card p{color:var(--faint);font-size:13px}.mobile-island{display:none}.ui-open{overflow:hidden}.prose-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.prose-index a{padding:18px;border-radius:20px;background:#fff;border:1px solid var(--border)}.notice{padding:20px 22px;border-radius:22px;background:linear-gradient(135deg,rgba(167,139,250,.18),rgba(20,184,166,.12));border:1px solid var(--border)}
@media(max-width:920px){.nav-pills,.search-toggle{display:none}.brand-bar{justify-content:space-between}.brand-mark{position:absolute;left:50%;transform:translateX(-50%)}.mobile-app-link{display:inline-flex}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.app-dock,.mosaic{grid-template-columns:1fr}.mosaic .wide{grid-row:auto}.board-grid{columns:2 260px}.footer-groups{grid-template-columns:repeat(2,1fr)}.mobile-island{display:flex;position:fixed;z-index:60;left:16px;right:16px;bottom:calc(12px + env(safe-area-inset-bottom));height:52px;border-radius:22px;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border:1px solid var(--border);box-shadow:var(--shadow);align-items:center;justify-content:space-around;padding:0 8px}.mobile-island a{position:relative;font-size:12px;font-weight:800;color:var(--muted);padding:10px 8px}.mobile-island a.is-active::after{content:"";position:absolute;left:50%;bottom:3px;width:5px;height:5px;border-radius:50%;background:var(--purple);transform:translateX(-50%)}.site-footer{margin-bottom:0}.footer-inner{padding-bottom:110px}}
@media(max-width:640px){.site-header{padding:10px 12px}.brand-bar{height:58px}.site-main{padding-top:88px}.wrap{width:min(var(--max),calc(100% - 32px))}.page-hero{padding-top:30px}h1{font-size:42px}.grid-2,.grid-3,.grid-4,.prose-index{grid-template-columns:1fr}.board-grid{columns:1}.drawer{width:100%;bottom:0;border-radius:28px 28px 0 0;max-height:78vh}.drawer-groups{grid-template-columns:1fr}.search-layer{inset:0;background:#F7F4FF;padding:12px}.search-card{width:100%;height:100%;border:0;box-shadow:none;background:#F7F4FF;padding-top:20px}.number-item{grid-template-columns:56px 1fr}.number{font-size:30px}.folder{grid-template-columns:1fr}.app-cover{min-height:300px}.footer-groups{grid-template-columns:1fr 1fr}.site-footer{margin-top:44px}}