:root{--paper:#FFF8F2;--deep:#FFFFFF;--panel:#FFFFFF;--soft:#F3EBE3;--ink:#1A1230;--text:#2C2440;--muted:#5A5270;--aux:#8A8298;--pink:#E11D8F;--indigo:#6366F1;--cyan:#0891B2;--amber:#D97706;--mint:#059669;--line:rgba(26,18,48,.10);--shadow:0 14px 34px rgba(26,18,48,.08);--radius:20px;--max:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}body.layer-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}.masthead{position:fixed;z-index:60;top:0;left:0;right:0;height:72px;background:rgba(255,248,242,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.masthead-inner{max-width:var(--max);height:72px;margin:auto;padding:0 18px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.square-btn{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:12px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px}.square-btn span{width:18px;height:2px;background:var(--ink);border-radius:4px}.brand{justify-self:center;display:flex;align-items:center;min-height:44px}.brand-logo{max-height:38px;width:auto}.brand-text{font-weight:900;color:var(--ink);font-size:22px;letter-spacing:.08em}.mast-actions{justify-self:end;display:flex;align-items:center;gap:10px}.search-open{min-height:44px;padding:0 14px;border:0;background:transparent;color:var(--ink);font-weight:700}.app-link,.btn-primary,.btn-secondary{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:0 18px;font-weight:800}.app-link,.btn-primary{background:linear-gradient(135deg,#6366F1 0%,#E11D8F 55%,#D97706 100%);color:#fff}.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.chapter-bar{position:fixed;z-index:55;top:72px;left:0;right:0;height:46px;background:#fff;border-bottom:1px solid var(--line)}.chapter-inner{max-width:var(--max);height:46px;margin:auto;display:flex;align-items:center;justify-content:center;gap:38px;padding:0 18px}.chapter-inner a{position:relative;height:46px;display:flex;align-items:center;color:var(--muted);font-weight:700;font-size:15px}.chapter-inner a:hover,.chapter-inner a:focus-visible,.chapter-inner a.active{color:var(--ink)}.chapter-inner a.active:after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--pink);border-radius:3px 3px 0 0}.site-main{padding-top:118px;min-height:70vh}.page-wrap{max-width:var(--max);margin:auto;padding:52px 18px 72px}.page-hero{position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:24px;padding:42px;margin-bottom:28px;box-shadow:var(--shadow)}.page-hero:before{content:"";position:absolute;width:180px;height:180px;border-radius:50%;right:-55px;top:-80px;background:linear-gradient(135deg,rgba(99,102,241,.16),rgba(225,29,143,.14))}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:900;letter-spacing:.12em;color:var(--pink);text-transform:uppercase}.eyebrow:before{content:"";width:24px;height:2px;background:currentColor}h1,h2,h3{color:var(--ink);line-height:1.25;margin-top:0}h1{font-size:clamp(28px,4vw,34px);margin:12px 0 16px}h2{font-size:24px;margin-bottom:14px}h3{font-size:18px;margin-bottom:8px}.lead{max-width:860px;font-size:17px;color:var(--muted);margin:0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.content-section{margin:28px 0;padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.section-kicker{font-size:13px;font-weight:900;color:var(--indigo);letter-spacing:.08em}.grid-2,.grid-3,.grid-4,.tag-grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4,.tag-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;min-width:0}.card.tint{background:var(--soft)}.card p:last-child{margin-bottom:0}.media-slot{background:linear-gradient(135deg,#F3EBE3,#fff);border:1px dashed rgba(26,18,48,.12);border-radius:18px;min-height:180px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:auto;object-fit:contain;max-height:360px}.cover-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:center}.cover-label{writing-mode:vertical-rl;letter-spacing:.2em;font-size:13px;color:var(--pink);font-weight:900;float:left;margin-right:18px}.cover-copy{overflow:hidden}.cover-copy h1{font-size:clamp(30px,5vw,42px);max-width:650px}.cover-copy p{color:var(--muted);max-width:680px}.color-tag{position:relative;padding:20px 18px 18px 38px;background:#fff;border:1px solid var(--line);border-radius:18px;min-height:130px}.color-tag:before{content:"";position:absolute;left:17px;top:25px;width:10px;height:10px;border-radius:50%;background:var(--pink)}.color-tag:nth-child(4n+2):before{background:var(--indigo)}.color-tag:nth-child(4n+3):before{background:var(--cyan)}.color-tag:nth-child(4n):before{background:var(--amber)}.color-tag a{font-weight:800;color:var(--ink)}.number-list{display:grid;gap:12px}.number-item{display:grid;grid-template-columns:72px 1fr;gap:18px;align-items:start;padding:20px 0;border-bottom:1px solid var(--line)}.number-item:last-child{border-bottom:0}.big-number{font-size:42px;font-weight:950;line-height:1;color:var(--pink)}.number-item:nth-child(2) .big-number{color:var(--indigo)}.number-item:nth-child(3) .big-number{color:var(--cyan)}.number-item:nth-child(4) .big-number{color:var(--amber)}.number-item:nth-child(5) .big-number{color:var(--mint)}.timeline{position:relative;padding-left:30px}.timeline:before{content:"";position:absolute;top:7px;bottom:7px;left:8px;width:2px;background:linear-gradient(var(--pink),var(--indigo),var(--cyan),var(--mint))}.timeline-item{position:relative;padding:0 0 26px 22px}.timeline-item:before{content:"";position:absolute;left:-28px;top:7px;width:12px;height:12px;border-radius:50%;background:#fff;border:4px solid var(--pink)}.status{display:inline-flex;padding:4px 10px;border-radius:999px;background:var(--soft);color:var(--ink);font-size:12px;font-weight:900}.step-list{counter-reset:steps;display:grid;gap:16px}.step{position:relative;padding:20px 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14px;border-radius:999px;background:var(--soft);color:var(--ink);font-weight:800}.site-footer{background:var(--ink);color:#F7EFE6}.footer-inner{max-width:var(--max);margin:auto;padding:48px 18px 90px}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:30px}.footer-logo{max-height:36px;width:auto}.footer-logo-wrap{min-height:44px;display:flex;align-items:center}.footer-brand>div{display:flex;flex-direction:column}.footer-brand span{font-size:12px;letter-spacing:.14em;color:#cfc5da}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.footer-grid h2{color:#fff;font-size:15px;margin-bottom:12px}.footer-grid a{display:block;color:#F7EFE6;opacity:.84;padding:4px 0}.footer-grid a:hover,.footer-grid a:focus-visible{opacity:1;text-decoration:underline}.footer-note{margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);color:#ded5e6}.copyright{margin-bottom:0;color:#bfb5ca;font-size:14px}.layer-mask{position:fixed;z-index:80;inset:0;background:rgba(26,18,48,.52);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.layer-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}.book-menu,.search-layer{position:fixed;z-index:90;left:50%;top:50%;transform:translate(-50%,-48%) scale(.98);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;background:var(--paper);box-shadow:0 30px 80px rgba(26,18,48,.24)}.book-menu.is-open,.search-layer.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,-50%) scale(1)}.book-menu{width:min(840px,calc(100vw - 32px));max-height:calc(100vh - 44px);overflow:auto;border-radius:22px}.book-head,.search-head{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 22px;background:rgba(255,248,242,.97);border-bottom:1px solid var(--line)}.book-brand{display:flex;align-items:center;gap:12px}.book-brand img{max-height:34px;width:auto}.book-brand div{display:flex;flex-direction:column}.book-brand span{font-size:11px;color:var(--muted);letter-spacing:.12em}.layer-close{min-width:62px;min-height:44px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;font-weight:800}.book-pages{display:grid;grid-template-columns:1fr 1fr;background:linear-gradient(90deg,#fff 0 49.8%,#e8ded5 50%,#fff 50.2%)}.book-page{padding:26px}.menu-group+ .menu-group{margin-top:24px}.menu-group h2{font-size:14px;color:var(--pink);letter-spacing:.12em}.menu-group a{display:block;padding:11px 0;border-bottom:1px solid var(--line)}.menu-group a strong{display:block;color:var(--ink)}.menu-group a span{display:block;color:var(--muted);font-size:13px;line-height:1.55;margin-top:3px}.search-layer{width:min(620px,calc(100vw - 32px));border-radius:22px;padding-bottom:24px}.search-head h2{font-size:22px;margin:4px 0 0}.search-look{display:flex;align-items:center;gap:10px;margin:24px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 14px}.search-look span{font-weight:800;color:var(--ink)}.search-look input{width:100%;min-height:50px;border:0;outline:0;background:transparent;color:var(--text)}.preset-links{display:flex;flex-wrap:wrap;gap:10px;padding:0 24px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border:1px solid var(--line);background:#fff;border-radius:999px;font-weight:800}.mobile-bottom{display:none}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(99,102,241,.34);outline-offset:3px}
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@media (max-width:700px){body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.masthead{height:72px}.masthead-inner{grid-template-columns:52px minmax(0,1fr) 72px;padding:0 16px;gap:8px}.brand{max-width:100%;overflow:hidden}.brand-logo{max-width:170px}.mast-actions{width:72px}.search-open{display:none}.app-link{min-width:72px;padding:0 10px;font-size:13px}.chapter-bar{display:none}.site-main{padding-top:72px}.page-wrap{padding:34px 16px 54px}.page-hero{padding:26px 22px}.content-section{padding:22px}.grid-2,.grid-3,.grid-4,.tag-grid{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column}.cover-label{writing-mode:horizontal-tb;float:none;margin:0 0 8px}.number-item{grid-template-columns:58px 1fr}.big-number{font-size:34px}.shelf-row{grid-template-columns:1fr}.footer-inner{padding-bottom:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:18px}.book-menu{width:calc(100vw - 24px);max-height:calc(100vh - 24px)}.book-pages{grid-template-columns:1fr;background:#fff}.book-page{padding:20px}.book-page+ .book-page{border-top:1px solid var(--line)}.search-layer{width:calc(100vw - 24px)}.mobile-bottom{position:fixed;z-index:70;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:rgba(255,255,255,.97);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(26,18,48,.08)}.mobile-bottom a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--muted)}.mobile-bottom a.active{color:var(--pink)}.layer-mask{z-index:100}.book-menu,.search-layer{z-index:110}}
@media (max-width:430px){.footer-grid{grid-template-columns:1fr}.page-hero{border-radius:20px}.masthead-inner{padding:0 12px}.brand-logo{max-width:140px}.brand-text{font-size:18px}.cover-copy h1{font-size:30px}}