:root{--color-primary: #1f6feb;--color-primary-dark: #1859bd;--color-bg: #f5f6f8;--color-surface: #ffffff;--color-text: #1c2430;--color-muted: #6b7686;--color-border: #dde1e7;--color-danger: #c62828;--color-ok: #2e7d32;--radius: 8px;--font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--font);color:var(--color-text);background:var(--color-bg)}a{color:var(--color-primary)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px}.center{max-width:420px;margin:8vh auto;padding:0 16px}label{display:block;font-size:14px;color:var(--color-muted);margin:12px 0 4px}input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius);font:inherit}button{padding:10px 16px;border:0;border-radius:var(--radius);background:var(--color-primary);color:#fff;font:inherit;cursor:pointer}button:hover{background:var(--color-primary-dark)}button:disabled{opacity:.6;cursor:default}button.link{background:none;color:var(--color-primary);padding:0}.error{color:var(--color-danger);margin:12px 0 0;font-size:14px}.hint{color:var(--color-muted);font-size:14px}.row{display:flex;gap:12px;align-items:center}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--color-border);font-size:14px}