/*
 * PenTest Platform - Superadmin Components
 * Reusable component library matching portal design
 */

/* ========================================
 * BUTTONS
 * ======================================== */

.btn {
    display: -webkit-inline-box;
    display: -ms-inline-flexbox;
    display: inline-flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    border: 1px solid transparent;
    border-radius: var(--radius-xl);
    cursor: pointer;
    -webkit-transition: all var(--transition-fast);
    transition: all var(--transition-fast);
    white-space: nowrap;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover:not(:disabled) {
    background: var(--gradient-primary-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow-primary);
    -webkit-transform: translateY(-1px);
    transform: translateY(-1px);
}

.btn-primary:active:not(:disabled) {
    -webkit-transform: translateY(0);
    transform: translateY(0);
}

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-secondary-dark) 0%, var(--color-secondary-darker) 100%);
    box-shadow: var(--shadow-lg), var(--shadow-glow-secondary);
    -webkit-transform: translateY(-1px);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-secondary);
    border-color: var(--color-border);
}

.btn-outline:hover:not(:disabled) {
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    border-color: var(--color-border-strong);
}

.btn-danger {
    background: var(--gradient-danger);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.btn-danger:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-danger-dark) 0%, #b91c1c 100%);
    box-shadow: var(--shadow-lg), var(--shadow-glow-danger);
    -webkit-transform: translateY(-1px);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--gradient-success);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.btn-success:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-success-dark) 0%, #047857 100%);
    box-shadow: var(--shadow-lg);
    -webkit-transform: translateY(-1px);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-base);
}

.btn-icon {
    padding: var(--spacing-3);
    aspect-ratio: 1;
}

.btn-icon.btn-sm {
    padding: var(--spacing-2);
}

.btn-icon.btn-lg {
    padding: var(--spacing-4);
}

.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -0.5rem 0 0 -0.5rem;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    -webkit-animation: btn-spin 0.6s linear infinite;
    animation: btn-spin 0.6s linear infinite;
}

@-webkit-keyframes btn-spin {
    to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}

@keyframes btn-spin {
    to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}

/* ========================================
 * BADGES
 * ======================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-primary {
    background: var(--color-primary-pale);
    color: var(--color-primary-dark);
}

.badge-secondary {
    background: var(--color-secondary-lighter);
    color: var(--color-secondary-darker);
}

.badge-success {
    background: var(--color-success-bg);
    color: var(--color-success-light);
    border: 1px solid var(--color-success-dark);
}

.badge-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning-light);
    border: 1px solid var(--color-warning-dark);
}

.badge-danger {
    background: var(--color-danger-bg);
    color: var(--color-danger-light);
    border: 1px solid var(--color-danger-dark);
}

.badge-info {
    background: var(--color-info-bg);
    color: var(--color-info-light);
    border: 1px solid var(--color-info-dark);
}

.badge-outline {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.badge-dot {
    padding-left: var(--spacing-2);
}

.badge-dot::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* Severity badges */
.badge-critical {
    background: var(--color-danger-bg);
    color: var(--color-critical);
    border: 1px solid var(--color-critical);
}

.badge-high {
    background: var(--color-warning-bg);
    color: var(--color-high);
    border: 1px solid var(--color-high);
}

.badge-medium {
    background: var(--color-warning-bg);
    color: var(--color-medium);
    border: 1px solid var(--color-medium);
}

.badge-low {
    background: var(--color-info-bg);
    color: var(--color-low);
    border: 1px solid var(--color-low);
}

/* ========================================
 * CARDS
 * ======================================== */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-glass {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.card-elevated {
    background: var(--color-bg-elevated);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
    padding-bottom: var(--spacing-4);
    border-bottom: 1px solid var(--color-border);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.card-body {
    color: var(--color-text-secondary);
}

.card-footer {
    margin-top: var(--spacing-4);
    padding-top: var(--spacing-4);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Stat Cards */
.stat-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-6);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.stat-card:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-lg);
    -webkit-transform: translateY(-2px);
    transform: translateY(-2px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-xl);
    color: var(--color-text-primary);
    box-shadow: var(--shadow-glow-primary);
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-trend {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.stat-trend.positive {
    color: var(--color-success);
}

.stat-trend.negative {
    color: var(--color-danger);
}

.stat-trend.neutral {
    color: var(--color-text-tertiary);
}

/* ========================================
 * TABLES
 * ======================================== */

.table-container {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

.table thead {
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
}

.table th {
    padding: var(--spacing-4) var(--spacing-6);
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    white-space: nowrap;
}

.table th.sortable {
    cursor: pointer;
    user-select: none;
    transition: color var(--transition-fast);
}

.table th.sortable:hover {
    color: var(--color-text-primary);
}

.table th.sortable::after {
    content: '\f0dc';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-left: var(--spacing-2);
    opacity: 0.3;
}

.table th.sorted-asc::after {
    content: '\f0de';
    opacity: 1;
    color: var(--color-primary);
}

.table th.sorted-desc::after {
    content: '\f0dd';
    opacity: 1;
    color: var(--color-primary);
}

.table tbody tr {
    border-bottom: 1px solid var(--color-border-light);
    transition: background var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--color-bg-elevated);
}

.table tbody tr:last-child {
    border-bottom: none;
}

.table td {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.table td.actions {
    white-space: nowrap;
}

.table td.actions .btn {
    margin-right: var(--spacing-2);
}

.table td.actions .btn:last-child {
    margin-right: 0;
}

.table-empty {
    padding: var(--spacing-12) var(--spacing-6);
    text-align: center;
    color: var(--color-text-tertiary);
}

.table-empty i {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
    opacity: 0.3;
}

/* Responsive table */
@media (max-width: 768px) {
    .table-container {
        overflow-x: auto;
    }

    .table {
        min-width: 600px;
    }
}

/* ========================================
 * FORMS
 * ======================================== */

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-label.required::after {
    content: '*';
    margin-left: var(--spacing-1);
    color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-family: var(--font-sans);
    color: var(--color-text-primary);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-input-icon {
    position: relative;
}

.form-input-icon .form-input {
    padding-left: var(--spacing-10);
}

.form-input-icon i {
    position: absolute;
    left: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

.form-search {
    position: relative;
}

.form-search .form-input {
    padding-left: var(--spacing-10);
    padding-right: var(--spacing-10);
}

.form-search .search-icon {
    position: absolute;
    left: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
}

.form-search .clear-search {
    position: absolute;
    right: var(--spacing-2);
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.form-search .clear-search:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    cursor: pointer;
}

.form-checkbox input,
.form-radio input {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.form-checkbox label,
.form-radio label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
}

.form-error {
    margin-top: var(--spacing-2);
    font-size: var(--font-size-xs);
    color: var(--color-danger);
}

.form-help {
    margin-top: var(--spacing-2);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: var(--color-danger);
}

.form-input.is-valid,
.form-select.is-valid,
.form-textarea.is-valid {
    border-color: var(--color-success);
}

/* ========================================
 * MODALS
 * ======================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    -webkit-transition: opacity var(--transition-normal);
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}

/* Note: these rules are scoped under .modal-overlay so they don't collide
 * with the platform's .modal pattern (where .modal is the full-viewport
 * overlay and .modal-content is the inner card). Templates currently only
 * use the .modal pattern; .modal-overlay is reserved for newer components.
 */
.modal-overlay > .modal {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    transform: scale(0.9) translateY(-20px);
    transition: transform var(--transition-normal);
    z-index: var(--z-modal);
}

.modal-overlay.active > .modal {
    transform: scale(1) translateY(0);
}

.modal-overlay > .modal.modal-sm {
    max-width: 400px;
}

.modal-overlay > .modal.modal-lg {
    max-width: 800px;
}

.modal-overlay > .modal.modal-xl {
    max-width: 1200px;
}

.modal-overlay > .modal.modal-fullscreen {
    max-width: 95%;
    max-height: 95vh;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--color-border);
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-elevated);
}

.modal-body {
    padding: var(--spacing-6);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-3);
    padding: var(--spacing-6);
    border-top: 1px solid var(--color-border);
}

/* ========================================
 * TOASTS
 * ======================================== */

.toast-container {
    position: fixed;
    top: var(--spacing-6);
    right: var(--spacing-6);
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-6);
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    min-width: 300px;
    max-width: 400px;
    pointer-events: all;
    transform: translateX(calc(100% + var(--spacing-6)));
    transition: transform var(--transition-normal);
}

.toast.show {
    transform: translateX(0);
}

.toast-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: var(--spacing-1);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.toast-close:hover {
    color: var(--color-text-primary);
}

.toast-success {
    border-left: 3px solid var(--color-success);
}

.toast-success .toast-icon {
    color: var(--color-success);
}

.toast-warning {
    border-left: 3px solid var(--color-warning);
}

.toast-warning .toast-icon {
    color: var(--color-warning);
}

.toast-danger {
    border-left: 3px solid var(--color-danger);
}

.toast-danger .toast-icon {
    color: var(--color-danger);
}

.toast-info {
    border-left: 3px solid var(--color-info);
}

.toast-info .toast-icon {
    color: var(--color-info);
}

/* ========================================
 * LOADING STATES
 * ======================================== */

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    -webkit-animation: spinner-spin 0.6s linear infinite;
    animation: spinner-spin 0.6s linear infinite;
}

@-webkit-keyframes spinner-spin {
    to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}

@keyframes spinner-spin {
    to { -webkit-transform: rotate(360deg); transform: rotate(360deg); }
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

.spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    z-index: 10;
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-bg-elevated) 0%,
        var(--color-bg-hover) 50%,
        var(--color-bg-elevated) 100%
    );
    background-size: 200% 100%;
    -webkit-animation: skeleton-loading 1.5s ease-in-out infinite;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

@-webkit-keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1em;
    margin-bottom: var(--spacing-2);
}

.skeleton-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.skeleton-button {
    height: 36px;
    width: 100px;
}

/* ========================================
 * PAGINATION
 * ======================================== */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-6);
}

.pagination-item {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 var(--spacing-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.pagination-item:hover:not(:disabled):not(.active) {
    color: var(--color-text-primary);
    background: var(--color-bg-elevated);
    border-color: var(--color-border-strong);
}

.pagination-item.active {
    color: var(--color-text-primary);
    background: var(--gradient-primary);
    border-color: transparent;
    box-shadow: var(--shadow-glow-primary);
}

.pagination-item:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-ellipsis {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    color: var(--color-text-muted);
}

/* ========================================
 * TABS
 * ======================================== */

.tabs {
    display: flex;
    gap: var(--spacing-2);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-6);
}

.tab {
    position: relative;
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-tertiary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
    white-space: nowrap;
}

.tab:hover:not(.active) {
    color: var(--color-text-secondary);
}

.tab.active {
    color: var(--color-primary);
}

.tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ========================================
 * DROPDOWNS
 * ======================================== */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + var(--spacing-2));
    right: 0;
    min-width: 200px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 100%;
    text-align: left;
    text-decoration: none;
}

.dropdown-item:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-elevated);
}

.dropdown-item.danger {
    color: var(--color-danger);
}

.dropdown-item.danger:hover {
    background: var(--color-danger-bg);
}

.dropdown-divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--spacing-2) 0;
}

/* ========================================
 * ALERTS
 * ======================================== */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-4);
    border-radius: var(--radius-lg);
    border-left: 3px solid;
}

.alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 0.125rem;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-1);
}

.alert-message {
    font-size: var(--font-size-sm);
}

.alert-success {
    background: var(--color-success-bg);
    border-left-color: var(--color-success);
    color: var(--color-success-light);
}

.alert-warning {
    background: var(--color-warning-bg);
    border-left-color: var(--color-warning);
    color: var(--color-warning-light);
}

.alert-danger {
    background: var(--color-danger-bg);
    border-left-color: var(--color-danger);
    color: var(--color-danger-light);
}

.alert-info {
    background: var(--color-info-bg);
    border-left-color: var(--color-info);
    color: var(--color-info-light);
}

/* ========================================
 * PROGRESS BARS
 * ======================================== */

.progress {
    width: 100%;
    height: 8px;
    background: var(--color-bg-elevated);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.progress-bar.success {
    background: var(--gradient-success);
}

.progress-bar.danger {
    background: var(--gradient-danger);
}

/* ========================================
 * TOOLTIPS
 * ======================================== */

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip-text {
    position: absolute;
    bottom: calc(100% + var(--spacing-2));
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-2) var(--spacing-3);
    background: var(--color-bg-darker);
    color: var(--color-text-primary);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-md);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: var(--z-tooltip);
    pointer-events: none;
}

.tooltip:hover .tooltip-text {
    opacity: 1;
    visibility: visible;
}

/* ========================================
 * BACKDROP FILTER FALLBACKS
 * ======================================== */

/* Fallback for browsers that don't support backdrop-filter */
@supports not ((-webkit-backdrop-filter: blur(12px)) or (backdrop-filter: blur(12px))) {
    .card-glass,
    .stat-card,
    .modal-overlay,
    .toast,
    .dropdown-menu,
    .loading-overlay {
        background: var(--color-bg-card);
    }
}