:root{color-scheme:light;--bg: #fbfbf8;--paper: #ffffff;--ink: #24262c;--muted: #70747d;--soft: #f1f0ea;--line: #e3e1d8;--line-strong: #d0cabd;--accent: #315f4a;--accent-soft: #eff5f0;--warm: #8a5b31;--warm-soft: #f6efe6;--motto-bg: #14141a;--motto-ink: #fffaf0;--code-bg: #f5f3ee;--shadow: 0 20px 50px rgba(36, 38, 44, .07);font-family:"Noto Serif SC","Source Han Serif SC",Songti SC,SimSun,serif}*{box-sizing:border-box}html{background:var(--bg);color:var(--ink);line-height:1.78;text-rendering:optimizeLegibility;overflow-x:hidden;scroll-behavior:smooth}body{margin:0;min-width:320px;overflow-x:hidden}a{color:inherit;text-decoration-color:#315f4a59;text-underline-offset:.18em;transition:color .18s ease,text-decoration-color .18s ease,background-color .18s ease,border-color .18s ease,transform .18s ease}a:hover{color:var(--accent);text-decoration-color:currentColor}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid 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var(--line);background:var(--paper)}.home-intro-inner{max-width:760px}.kicker{color:var(--warm);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.83rem;font-weight:700;letter-spacing:0;margin:0 0 10px}.home-intro h1,.page-title h1,.article-header h1{margin:0;line-height:1.18;letter-spacing:0;overflow-wrap:anywhere;word-break:break-word;text-wrap:balance}.home-intro h1{max-width:660px;font-size:3.1rem}.hero-copy{color:var(--muted);max-width:660px;margin:18px 0 0;font-size:1.08rem}.hero-actions,.section-head,.search-line{display:flex;align-items:center;justify-content:space-between;gap:20px}.hero-actions{justify-content:flex-start;margin-top:24px;flex-wrap:wrap}.text-link{font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.95rem;font-weight:650;text-decoration:none}.text-link:after{content:" ->";color:var(--warm)}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 16px;border:1px solid var(--ink);border-radius:6px;background:var(--ink);color:var(--paper);text-decoration:none}.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.button:active,.copy-button:active{transform:translateY(1px)}.section{padding:42px 0}.home-categories{padding-top:10px}.section-head{margin-bottom:10px}.section-head h2,.page-title h1{font-size:2rem}.section-head h2,.page-title h1,.article-card h2,.article-card h3{margin:0;line-height:1.24}.muted{color:var(--muted)}.article-list{display:grid}.article-card{display:grid;grid-template-columns:148px minmax(0,1fr);gap:18px;padding:24px 0 26px;border-bottom:1px solid var(--line);min-width:0;transition:border-color .18s ease,background-color .18s ease}.article-card:hover{border-color:var(--line-strong);background:linear-gradient(90deg,rgba(246,239,230,.36),transparent 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0}.category-link{color:var(--warm);text-decoration:none}.tag-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.tag,.category-pill{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border:1px solid var(--line);border-radius:6px;color:var(--muted);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.82rem;text-decoration:none}.tag:hover,.category-pill:hover,.category-link:hover{color:var(--accent)}.category-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;border:1px solid var(--line);background:var(--line)}.category-card{display:block;min-height:154px;padding:18px;text-decoration:none;background:var(--paper);transition:background-color .18s ease,transform .18s ease}.category-card:hover{background:var(--accent-soft);transform:translateY(-1px)}.category-card strong{display:block;margin-bottom:8px;font-size:1.02rem}.category-card 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h3{line-break:strict;overflow-wrap:anywhere;word-break:normal;max-width:100%}}