:root{--color-primary: #1f6feb;--color-primary-hover: #1956b8;--color-bg: #f5f7fa;--color-surface: #ffffff;--color-text: #1f2933;--color-muted: #5c6773;--color-border: #d9dee4;--color-danger: #c53030;--color-success: #1f8a4f;--radius: 8px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);background:var(--color-bg);color:var(--color-text);-webkit-font-smoothing:antialiased;font-size:15px;line-height:1.5}h1,h2,h3{margin:0 0 .5em;font-weight:600;line-height:1.25}h1{font-size:1.6rem}h2{font-size:1.3rem}h3{font-size:1.1rem}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer;padding:.6rem 1rem;border-radius:var(--radius);border:1px solid transparent;background:var(--color-primary);color:#fff;transition:background .1s ease}button:hover:not(:disabled){background:var(--color-primary-hover)}button:disabled{opacity:.55;cursor:not-allowed}button.secondary{background:transparent;color:var(--color-text);border-color:var(--color-border)}button.secondary:hover:not(:disabled){background:var(--color-bg)}button.danger{background:var(--color-danger)}button.danger:hover:not(:disabled){background:#962323}input,select,textarea{font:inherit;width:100%;padding:.55rem .7rem;border:1px solid var(--color-border);border-radius:var(--radius);background:#fff;color:var(--color-text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1f6feb26}label{display:block;margin-bottom:.25rem;font-weight:500;font-size:.9rem;color:var(--color-muted)}.field{margin-bottom:1rem}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (max-width: 600px){.field-row{grid-template-columns:1fr}}.card{background:var(--color-surface);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow-sm);border:1px solid var(--color-border)}.error{color:var(--color-danger);font-size:.9rem;margin:.5rem 0}.success{color:var(--color-success);font-size:.9rem;margin:.5rem 0}.muted{color:var(--color-muted)}.small{font-size:.85rem}table{width:100%;border-collapse:collapse;background:var(--color-surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--color-border)}th,td{padding:.7rem .8rem;text-align:left;border-bottom:1px solid var(--color-border);vertical-align:middle}th{background:#fafbfc;font-weight:600;font-size:.85rem;color:var(--color-muted);text-transform:uppercase;letter-spacing:.03em}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:.1em .55em;border-radius:999px;font-size:.75rem;font-weight:600;background:#eef1f4;color:var(--color-muted)}.badge.super{background:#ffe9b3;color:#7a5800}.badge.admin{background:#d1e7ff;color:#114da6}.badge.user{background:#e3f2e3;color:#1f6b3e}.badge.pending{background:#fde2e2;color:#8a1f1f}