:root{--bg: #faf9f7;--surface: #ffffff;--ink: #1d1d1f;--muted: #6b6b70;--line: #e8e6e1;--accent: #4f46e5;--accent-soft: #eef2ff;--warm: #f5a97f;--good: #4ade80;--shadow: 0 1px 3px rgba(0, 0, 0, .04), 0 10px 30px rgba(0, 0, 0, .06);--radius: 14px;--radius-sm: 10px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{letter-spacing:-.02em;margin:0 0 12px}h1{font-size:2rem;font-weight:600}h2{font-size:1.4rem;font-weight:600}h3{font-size:1.1rem;font-weight:600}p{margin:0 0 12px;color:var(--ink)}.muted{color:var(--muted)}.container{max-width:720px;margin:0 auto;padding:48px 24px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}.stack>*+*{margin-top:16px}.stack-lg>*+*{margin-top:24px}label{display:block;font-weight:500;margin-bottom:6px;font-size:.95rem}.hint{color:var(--muted);font-size:.88rem;margin-top:4px}input[type=text],input[type=email],input[type=password],textarea{width:100%;padding:12px 14px;font-size:1rem;font-family:inherit;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--ink);transition:border-color .15s,box-shadow .15s}input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}textarea{resize:vertical;min-height:100px}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;font-size:.98rem;font-weight:500;font-family:inherit;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:transform .06s,background .15s,border-color .15s}button:active{transform:scale(.98)}button:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#4338ca}.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}.btn-ghost:hover{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.banner{padding:12px 16px;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent);border:1px solid #dbe1ff;font-size:.95rem}.banner.warm{background:#fff4ec;color:#b5591f;border-color:#ffd9be}.banner.good{background:#e8faee;color:#166b3a;border-color:#bfe9cc}.banner.error{background:#fdecec;color:#9a2a2a;border-color:#f3c2c2}.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;border-bottom:1px solid var(--line);background:var(--surface);min-height:56px}.nav a{color:var(--ink);font-weight:500;text-decoration:none}.nav a:hover{text-decoration:underline}.nav .brand{font-weight:600;letter-spacing:-.01em;font-size:1.05rem}.value-row{display:grid;grid-template-columns:1fr 2fr;gap:12px;align-items:start}.row{display:flex;gap:12px}.row-between{display:flex;justify-content:space-between;align-items:center}.small{font-size:.88rem}ul{margin:0 0 12px;padding-left:22px}li{margin-bottom:8px}.app-shell{display:flex;flex-direction:column;min-height:100%}.app-main{flex:1}.footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:20px 24px;border-top:1px solid var(--line);background:var(--surface)}.footer-links{display:flex;gap:18px;flex-wrap:wrap}.footer-links a{color:var(--muted);font-size:.9rem}.footer-links a:hover{color:var(--accent)}