:root{--bg:#f5f0e8;--surface:#fff;--coffee:#4a3427;--coffee-soft:#6b4e3d;--accent:#b07a3c;--accent-dark:#8a5e2a;--text:#2b2118;--muted:#8a7b6b;--border:#e7decf;--green:#2e7d5b;--green-bg:#e6f3ec;--red:#c0392b;--shadow:0 1px 3px #4a34271a, 0 6px 16px #4a34270f}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overscroll-behavior:none;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input{font-family:inherit}.btn{border-radius:12px;padding:14px 20px;font-size:16px;font-weight:600;transition:transform 50ms,filter .15s}.btn:active{transform:scale(.97)}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{filter:brightness(1.05)}.btn-coffee{background:var(--coffee);color:#fff}.btn-ghost{color:var(--coffee);border:1px solid var(--border);background:#fff}.btn-green{background:var(--green);color:#fff}.card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:16px}.mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#d9cdba;border-radius:8px}