:root{--color-bg: #f4f6fa;--color-surface: #ffffff;--color-border: #e2e6ee;--color-text: #1f2933;--color-text-muted: #6b7280;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-danger: #dc2626;--color-danger-hover: #b91c1c;--color-success-bg: #dcfce7;--color-success-text: #166534;--color-muted-bg: #e5e7eb;--color-muted-text: #374151;--color-error-bg: #fee2e2;--color-error-text: #991b1b;--sidebar-width: 220px;--topbar-height: 60px;--radius: 8px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--color-text)}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--color-bg)}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:#111827;color:#f9fafb;display:flex;flex-direction:column;padding:20px 12px}.sidebar__brand{font-size:1.25rem;font-weight:600;margin-bottom:24px;padding:0 8px}.sidebar__nav{display:flex;flex-direction:column;gap:4px}.sidebar__link{display:block;padding:10px 12px;border-radius:var(--radius);color:#d1d5db;text-decoration:none;font-weight:500}.sidebar__link:hover{background:#ffffff0f;color:#fff;text-decoration:none}.sidebar__link--active{background:var(--color-primary);color:#fff}.sidebar__logout{margin-top:12px;padding:10px 12px;border-radius:var(--radius);background:transparent;border:1px solid #374151;color:#d1d5db;cursor:pointer;text-align:left;font-weight:500}.sidebar__logout:hover{background:#ffffff0f;color:#fff}.layout__main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:var(--topbar-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.topbar__title{font-size:1.05rem;font-weight:600}.topbar__user{display:flex;flex-direction:column;align-items:flex-end;font-size:.875rem}.topbar__user-email{color:var(--color-text-muted);font-size:.8rem}.content{flex:1;padding:24px;overflow-x:auto}.page__title{margin:0 0 16px;font-size:1.5rem}.page__subtitle{margin:24px 0 12px;font-size:1.15rem}.page__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px}.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:18px 20px}.card__label{color:var(--color-text-muted);font-size:.875rem;margin-bottom:6px}.card__value{font-size:1.75rem;font-weight:600}.table{width:100%;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);border-collapse:separate;border-spacing:0;overflow:hidden;font-size:.92rem}.table th,.table td{text-align:left;padding:10px 14px;border-bottom:1px solid var(--color-border);vertical-align:top}.table th{background:#f8fafc;font-weight:600;color:#374151}.table tr:last-child td{border-bottom:none}.table__actions{display:flex;gap:8px;align-items:center}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;font-weight:500}.badge--success{background:var(--color-success-bg);color:var(--color-success-text)}.badge--muted{background:var(--color-muted-bg);color:var(--color-muted-text)}.button{display:inline-block;padding:8px 14px;border-radius:var(--radius);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);font-weight:500;cursor:pointer;text-decoration:none;font-size:.9rem}.button:hover{background:#f3f4f6}.button:disabled{opacity:.6;cursor:not-allowed}.button--primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.button--primary:hover{background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.button--danger{background:var(--color-danger);color:#fff;border-color:var(--color-danger)}.button--danger:hover{background:var(--color-danger-hover);border-color:var(--color-danger-hover)}.button--small{padding:4px 10px;font-size:.85rem}.button--link{border:none;background:transparent;color:var(--color-primary);padding:4px 0}.button--link:hover{background:transparent;text-decoration:underline}.alert{padding:10px 14px;border-radius:var(--radius);margin-bottom:14px;font-size:.9rem}.alert--error{background:var(--color-error-bg);color:var(--color-error-text)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field__label{font-size:.85rem;color:var(--color-text-muted)}.field__input{padding:9px 12px;border-radius:var(--radius);border:1px solid var(--color-border);font-size:.95rem;background:#fff;color:var(--color-text)}.field__input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #2563eb26}.login{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-bg);padding:24px}.login__card{width:100%;max-width:380px;background:var(--color-surface);padding:28px 28px 24px;border-radius:12px;border:1px solid var(--color-border);box-shadow:0 8px 24px #0f172a0d}.login__title{margin:0;font-size:1.5rem}.login__subtitle{margin:4px 0 20px;color:var(--color-text-muted);font-size:.9rem}.info-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px}.info-grid__label{font-size:.8rem;color:var(--color-text-muted);margin-bottom:4px}.info-grid__value{font-size:.98rem;font-weight:500}.checkbox{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;color:var(--color-text-muted)}.text-muted{color:var(--color-text-muted);font-size:.85rem}