:root{font-family:Inter,Arial,Helvetica,sans-serif;color:#172b4d;background:#f5f7fb;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--primary: #0f766e;--primary-dark: #115e59;--primary-light: #ccfbf1;--surface: #ffffff;--background: #f5f7fb;--border: #e2e8f0;--text: #172b4d;--muted: #64748b;--danger: #dc2626;--success: #15803d;--warning: #d97706}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}a{color:inherit;text-decoration:none}#root{min-height:100vh}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px}.btn{border:none;border-radius:9px;padding:11px 16px;background:var(--primary);color:#fff;font-weight:600}.btn:hover{background:var(--primary-dark)}.btn-secondary{background:#fff;color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:#f1f5f9}.input{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--text)}.input:focus{outline:2px solid var(--primary-light);border-color:var(--primary)}@media (max-width: 768px){.card{padding:14px}}