/* ============================================================================
   UNIFIED LIGHT THEME
   ============================================================================
   Professional light theme with clean, modern aesthetics
   ============================================================================ */

:root[data-theme="light"] {
    /* Primary Colors */
    --color-primary-50: #e6f7ff;
    --color-primary-100: #bae7ff;
    --color-primary-200: #91d5ff;
    --color-primary-300: #69c0ff;
    --color-primary-400: #40a9ff;
    --color-primary-500: #1890ff;
    --color-primary-600: #096dd9;
    --color-primary-700: #0050b3;
    --color-primary-800: #003a8c;
    --color-primary-900: #002766;

    /* Background Colors */
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f8f9fa;
    --color-bg-tertiary: #f0f2f5;
    --color-bg-elevated: #ffffff;
    --color-bg-overlay: rgba(0, 0, 0, 0.5);

    /* Dark equivalents for compatibility */
    --color-dark-900: #ffffff;
    --color-dark-800: #f8f9fa;
    --color-dark-700: #f0f2f5;
    --color-dark-600: #e8eaed;
    --color-dark-500: #dadce0;
    --color-dark-400: #d0d3d8;
    --color-dark-300: #c4c7cc;

    /* Text Colors */
    --color-text-primary: #1f2937;
    --color-text-secondary: #4b5563;
    --color-text-muted: #6b7280;
    --color-text-disabled: #9ca3af;
    --color-text-inverse: #ffffff;

    /* Border Colors */
    --color-border-primary: #e5e7eb;
    --color-border-secondary: #d1d5db;
    --color-border-focus: #3b82f6;
    --card-border: #e5e7eb;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;

    /* Shadow */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Body & Layout */
body[data-theme="light"] {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

/* Cards */
[data-theme="light"] .card {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
    box-shadow: var(--shadow-sm);
}

[data-theme="light"] .card:hover {
    box-shadow: var(--shadow-md);
}

/* Sidebar */
[data-theme="light"] .sidebar,
[data-theme="light"] .manage-sidebar {
    background: var(--color-bg-primary);
    border-right: 1px solid var(--color-border-primary);
}

/* Navigation */
[data-theme="light"] .nav-link,
[data-theme="light"] .manage-nav-link {
    color: var(--color-text-secondary);
}

[data-theme="light"] .nav-link:hover,
[data-theme="light"] .manage-nav-link:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

[data-theme="light"] .nav-link.active,
[data-theme="light"] .manage-nav-link.active {
    background: var(--color-primary-50);
    color: var(--color-primary-600);
    border-left: 3px solid var(--color-primary-600);
}

/* Topbar */
[data-theme="light"] .topbar {
    background: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border-primary);
    box-shadow: var(--shadow-sm);
}

/* Buttons */
[data-theme="light"] .btn {
    border: 1px solid var(--color-border-primary);
}

[data-theme="light"] .btn-primary {
    background: var(--color-primary-600);
    color: white;
    border-color: var(--color-primary-600);
}

[data-theme="light"] .btn-primary:hover {
    background: var(--color-primary-700);
    border-color: var(--color-primary-700);
}

[data-theme="light"] .btn-secondary {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border-color: var(--color-border-secondary);
}

[data-theme="light"] .btn-secondary:hover {
    background: var(--color-bg-tertiary);
}

[data-theme="light"] .btn-danger {
    background: var(--color-danger);
    color: white;
    border-color: var(--color-danger);
}

[data-theme="light"] .btn-danger:hover {
    background: #dc2626;
}

[data-theme="light"] .btn-warning {
    background: var(--color-warning);
    color: white;
    border-color: var(--color-warning);
}

[data-theme="light"] .btn-success {
    background: var(--color-success);
    color: white;
    border-color: var(--color-success);
}

/* Forms */
[data-theme="light"] .form-input,
[data-theme="light"] .form-select,
[data-theme="light"] .form-control,
[data-theme="light"] textarea {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-secondary);
    color: var(--color-text-primary);
}

[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus,
[data-theme="light"] .form-control:focus,
[data-theme="light"] textarea:focus {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

[data-theme="light"] .form-label {
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* Tables */
[data-theme="light"] table {
    background: var(--color-bg-primary);
}

[data-theme="light"] thead {
    background: var(--color-bg-secondary);
    border-bottom: 2px solid var(--color-border-primary);
}

[data-theme="light"] tbody tr {
    border-bottom: 1px solid var(--color-border-primary);
}

[data-theme="light"] tbody tr:hover {
    background: var(--color-bg-secondary);
}

/* Modals */
[data-theme="light"] .modal-content {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
    box-shadow: var(--shadow-xl);
}

[data-theme="light"] .modal-header,
[data-theme="light"] .modal-footer {
    border-color: var(--color-border-primary);
}

/* Badges */
[data-theme="light"] .badge {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border-primary);
}

[data-theme="light"] .badge-success {
    background: var(--color-success-light);
    color: #065f46;
    border-color: #a7f3d0;
}

[data-theme="light"] .badge-warning {
    background: var(--color-warning-light);
    color: #92400e;
    border-color: #fde68a;
}

[data-theme="light"] .badge-danger {
    background: var(--color-danger-light);
    color: #991b1b;
    border-color: #fecaca;
}

[data-theme="light"] .badge-info {
    background: var(--color-info-light);
    color: #1e40af;
    border-color: #bfdbfe;
}

/* Alerts */
[data-theme="light"] .alert {
    border: 1px solid var(--color-border-primary);
}

[data-theme="light"] .alert-success {
    background: var(--color-success-light);
    color: #065f46;
    border-color: #a7f3d0;
}

[data-theme="light"] .alert-warning {
    background: var(--color-warning-light);
    color: #92400e;
    border-color: #fde68a;
}

[data-theme="light"] .alert-danger {
    background: var(--color-danger-light);
    color: #991b1b;
    border-color: #fecaca;
}

[data-theme="light"] .alert-info {
    background: var(--color-info-light);
    color: #1e40af;
    border-color: #bfdbfe;
}

/* Server Cards */
[data-theme="light"] .server-card {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
}

[data-theme="light"] .server-card:hover {
    border-color: var(--color-primary-400);
    box-shadow: var(--shadow-md);
}

/* Stats Cards */
[data-theme="light"] .stat-card {
    background: linear-gradient(135deg, var(--color-bg-primary), var(--color-bg-secondary));
}

/* Action Cards */
[data-theme="light"] .action-card {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
}

[data-theme="light"] .action-card:hover {
    border-color: var(--color-primary-500);
    box-shadow: var(--shadow-md);
}

/* Page Sections */
[data-theme="light"] .page-section {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-primary);
}

/* Scrollbar */
[data-theme="light"] ::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

[data-theme="light"] ::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: var(--color-border-secondary);
    border-radius: 6px;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* Code Blocks */
[data-theme="light"] code,
[data-theme="light"] pre {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    color: var(--color-text-primary);
}

/* Dividers */
[data-theme="light"] hr {
    border-color: var(--color-border-primary);
}

/* Loading States */
[data-theme="light"] .skeleton {
    background: linear-gradient(90deg, var(--color-bg-secondary) 25%, var(--color-bg-tertiary) 50%, var(--color-bg-secondary) 75%);
}