* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #f0f2f5;
    color: #333;
    line-height: 1.5;
}

/* Header */
.admin-header {
    background: #1a1a2e;
    color: #fff;
    padding: 0 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.logo {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
}

.admin-header nav {
    display: flex;
    gap: 1.5rem;
}

.admin-header nav a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.admin-header nav a:hover {
    color: #fff;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Login */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
}

.login-box {
    background: #fff;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    text-align: center;
    margin-bottom: 0.25rem;
    color: #1a1a2e;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

/* Cards */
.card {
    background: #fff;
    border-radius: 10px;
    padding: 1.5rem;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
    margin-bottom: 1.5rem;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.card h3 {
    margin-bottom: 1rem;
    color: #1a1a2e;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
}

.stat-label {
    color: #666;
    font-size: 0.85rem;
}

/* Page Header */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h2 {
    color: #1a1a2e;
}

/* Table */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.table th {
    font-weight: 600;
    color: #666;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tr:hover {
    background: #f8f9fa;
}

.table-logo {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    vertical-align: middle;
    margin-right: 0.5rem;
}

.url-truncate {
    max-width: 250px;
    display: inline-block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #667eea;
}

.icon-cell {
    font-size: 1.2rem;
    text-align: center;
}

/* Forms */
.form-card {
    max-width: 800px;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.35rem;
    font-weight: 500;
    font-size: 0.9rem;
    color: #444;
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102,126,234,0.15);
}

.form-group input[type="color"] {
    width: 60px;
    height: 40px;
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
    padding: 2px;
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: #888;
    font-size: 0.8rem;
}

.form-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-row .form-group {
    flex: 1;
    min-width: 200px;
}

.flex-2 {
    flex: 2 !important;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.section-title {
    margin: 1.5rem 0 1rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    color: #1a1a2e;
    font-size: 1rem;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    background: #fff;
    color: #333;
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn:hover {
    background: #f0f2f5;
}

.btn-primary {
    background: #667eea;
    color: #fff;
    border-color: #667eea;
}

.btn-primary:hover {
    background: #5a6fd6;
}

.btn-danger {
    background: #e74c3c;
    color: #fff;
    border-color: #e74c3c;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

.badge-info {
    background: #d1ecf1;
    color: #0c5460;
}

.hint {
    color: #666;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.preview-img {
    max-width: 120px;
    max-height: 80px;
    margin-top: 0.5rem;
    border-radius: 6px;
    display: block;
}

.preview-img.round {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
}

/* Alerts */
.alert {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Misc */
.empty-state {
    text-align: center;
    color: #888;
    padding: 2rem;
}

.actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.inline-form {
    display: inline;
}

.link-preview {
    color: #667eea;
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
    .table {
        font-size: 0.85rem;
    }
    .form-row {
        flex-direction: column;
    }
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}