:root{--bg:#FFF7FA;--deep:#fff;--soft:#FFEAF2;--ink:#4A1630;--text:#5C2A3E;--muted:#8A4A62;--assist:#B07A90;--pink:#E85A8B;--bright:#FF7AA8;--dark:#C43B6E;--pale:#FFE1EC;--border:rgba(232,90,139,.16);--shadow:0 14px 34px rgba(196,59,110,.10);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.wrap{width:min(var(--max),calc(100% - 32px));margin-inline:auto}.site-head{position:fixed;inset:0 0 auto;z-index:50}.sugar-core{height:18px;background:var(--dark);color:#fff;font-size:11px}.core-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:#fff;padding:0 4px;cursor:pointer}.sugar-box{height:60px;background:#fff;border-bottom:1px solid var(--border)}.box-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand{justify-self:start;display:inline-flex;align-items:center;min-height:44px}.brand img,.footer-brand img,.drawer-brand img{display:block;max-width:180px;height:34px;object-fit:contain}.drawer-toggle,.app-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:0 17px}.drawer-toggle{border:1px solid var(--border);background:var(--soft);color:var(--ink);cursor:pointer}.app-link{justify-self:end;background:linear-gradient(135deg,var(--bright) 0%,var(--pink) 55%,var(--dark) 100%);color:#fff}.sugar-tabs{height:40px;background:var(--pale);border-bottom:1px solid var(--border)}.tab-row{height:40px;display:flex;align-items:center;gap:8px;overflow:hidden}.tab-row a{height:30px;display:inline-flex;align-items:center;padding:0 12px;border-radius:9px;color:var(--ink);font-size:14px}.tab-row a.active{background:var(--dark);color:#fff}.site-main{padding-top:118px}.page-hero,.section{padding:44px 0}.page-hero .wrap,.section .wrap{position:relative}.eyebrow{color:var(--pink);font-weight:700;letter-spacing:.08em;font-size:13px}.page-hero h1,.hero-copy h1{margin:.25em 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var(--border)}.section:nth-child(even){background:rgba(255,234,242,.45)}.section-title{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:20px}.section-title h2{margin:0;color:var(--ink);font-size:24px}.section-title p{margin:0;color:var(--muted);max-width:620px}.grid-2,.grid-3,.grid-4,.grid-5{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-5{grid-template-columns:repeat(5,1fr)}.card,.paper,.term,.status-card,.step-card{background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow);padding:20px}.card h3,.paper h3,.term h2,.status-card h3,.step-card h3{color:var(--ink);margin:.3em 0}.card p,.paper p,.term p,.status-card p,.step-card p{margin:.4em 0}.number{font-size:44px;line-height:1;color:var(--pink);font-weight:800}.stack{display:grid;gap:14px}.index-row{display:grid;grid-template-columns:72px 1fr;gap:18px;padding:18px 0;border-bottom:1px solid var(--border)}.index-row:last-child{border-bottom:0}.index-row b{font-size:28px;color:var(--pink)}.prose{max-width:850px}.prose h2{color:var(--ink);margin-top:1.6em}.prose p{margin:.8em 0}.book-shelf{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.book{min-height:260px;background:#fff;border:1px solid var(--border);border-radius:18px;padding:22px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow)}.book small{color:var(--muted)}.steps{counter-reset:step;display:grid;gap:14px}.step{display:grid;grid-template-columns:64px 1fr;gap:16px;background:#fff;border:1px solid var(--border);border-radius:18px;padding:18px}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:30px;font-weight:800;color:var(--pink)}.quote{border-left:4px solid var(--pink);padding:18px 22px;background:#fff;border-radius:0 18px 18px 0}.quote 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section{display:flex;flex-direction:column;gap:8px}.footer-grid h2{font-size:15px;color:#fff;margin:0 0 8px}.footer-grid a{font-size:14px}.footer-note{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:20px;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(74,22,48,.34);z-index:60;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.show{opacity:1;visibility:visible;pointer-events:auto}.sugar-drawer,.search-panel{position:fixed;z-index:70;left:50%;transform:translateX(-50%);top:78px;width:min(var(--max),100%);background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.sugar-drawer{max-height:52vh;overflow:auto;border-radius:0 0 20px 20px}.sugar-drawer.open,.search-panel.open{opacity:1;visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:#fff;display:flex;align-items:center;justify-content:space-between;padding:14px 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var(--border);border-radius:12px;color:var(--muted);background:var(--bg)}.search-links{display:flex;flex-wrap:wrap;gap:10px}.search-links a{background:var(--pale);color:var(--ink);padding:8px 12px;border-radius:10px}.panel-open{overflow:hidden}.mobile-bottom{display:none}a:focus-visible,button:focus-visible{outline:3px solid rgba(232,90,139,.35);outline-offset:2px}.card a:hover,.btn:hover,.app-link:hover{filter:brightness(.98);transform:translateY(-1px)}
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