:root{--bg: #eff5f6;--text: #1f2937;--muted: #667085;--line: #dbe4e8;--card: rgba(255, 255, 255, .94);--accent: #0f766e;--accent-soft: #ecfdf5;--shadow: 0 18px 46px rgba(15, 23, 42, .08)}*{box-sizing:border-box}html{background:radial-gradient(circle at top,#d7efe9,#eff5f6 34%),var(--bg)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif;color:var(--text);background:transparent}a{color:var(--accent);text-decoration:none}button{font:inherit}#app{min-height:100vh}.page-shell{max-width:980px;margin:0 auto;padding:32px 20px 56px}.site-nav{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:28px}.site-brand{font-size:.95rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--text)}.site-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.lang-btn{border:1px solid var(--line);background:#ffffffd9;color:var(--muted);min-height:36px;padding:0 12px;border-radius:999px;cursor:pointer}.lang-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.card{background:var(--card);border:1px solid rgba(219,228,232,.9);border-radius:24px;box-shadow:var(--shadow)}.panel{padding:24px}.hero{display:grid;grid-template-columns:140px 1fr;gap:28px;padding:32px;margin-bottom:24px}.hero-copy{margin-bottom:24px}.hero-icon,.list-icon{box-shadow:0 18px 30px #0f172a1f;object-fit:cover}.hero-icon{width:120px;height:120px;border-radius:28px}.list-icon{width:92px;height:92px;border-radius:22px}.eyebrow{display:inline-block;margin-bottom:12px;padding:6px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.85rem;font-weight:700}h1{margin:0 0 12px;font-size:clamp(2.1rem,5vw,4rem);line-height:1.02}h2{margin:0 0 14px;font-size:1.3rem}p,li{color:var(--muted);line-height:1.8}.lede{max-width:60ch}.actions,.link-row{display:flex;flex-wrap:wrap;gap:12px}.actions{margin-top:18px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:999px;border:1px solid var(--accent);font-weight:600}.btn.primary{background:var(--accent);color:#fff}.btn.disabled{border-color:var(--line);background:#ffffffd9;color:var(--muted);cursor:default}.btn.secondary{background:#fff;color:var(--accent)}.app-grid,.section-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.app-card{display:grid;grid-template-columns:92px 1fr;gap:18px;padding:22px}ul{margin:0;padding-left:18px}.markdown-body h1,.markdown-body h2,.markdown-body h3{line-height:1.2;margin-top:28px;margin-bottom:14px}.markdown-body h1{font-size:2rem;padding-bottom:14px;border-bottom:1px solid var(--line)}.markdown-body h2{font-size:1.35rem;padding-bottom:10px;border-bottom:1px solid var(--line)}.markdown-body ul{padding-left:20px}.status-copy{padding:12px 0}.status-copy.error{color:#b42318}.site-footer{margin-top:24px;color:var(--muted);text-align:center;font-size:.95rem}@media(max-width:760px){.hero,.app-card,.app-grid,.section-grid{grid-template-columns:1fr}.hero-icon{width:96px;height:96px;border-radius:22px}.list-icon{width:72px;height:72px;border-radius:18px}}