/**
 * ============================================
 * ENTERPRISE COMPONENTS
 * Complete UI Component Library
 * ============================================
 *
 * All components use design tokens and glassmorphism
 */

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

.card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(var(--blur-xl));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transition: all var(--duration-base) var(--ease-out);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(255, 255, 255, 0.15);
}

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

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-1);
}

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

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

/* Provider Card */
.provider-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: all var(--duration-base) var(--ease-out);
}

.provider-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-blue);
    border-color: var(--color-accent-blue);
}

.provider-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.provider-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: white;
}

.provider-info {
    flex: 1;
    min-width: 0;
}

.provider-name {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-1) 0;
}

.provider-category {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.provider-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.provider-card-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.provider-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.meta-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.meta-value {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.provider-rate-limit {
    padding: var(--spacing-2) var(--spacing-3);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-base);
    font-size: var(--font-size-xs);
}

.provider-actions {
    display: flex;
    gap: var(--spacing-2);
}

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

.table-container {
    background: var(--color-glass-bg);
    backdrop-filter: blur(var(--blur-xl));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

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

.table thead {
    background: var(--color-bg-tertiary);
    border-bottom: 2px solid var(--color-border-primary);
}

.table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

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

.table td {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

.table-striped tbody tr:nth-child(odd) {
    background: rgba(255, 255, 255, 0.02);
}

.table th.sortable {
    cursor: pointer;
    user-select: none;
}

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

.sort-icon {
    margin-left: var(--spacing-1);
    opacity: 0.5;
    transition: opacity var(--duration-fast);
}

.table th.sortable:hover .sort-icon {
    opacity: 1;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family-primary);
    line-height: 1;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
    white-space: nowrap;
    user-select: none;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-blue);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--color-glass-bg);
    border-color: var(--color-accent-blue);
}

.btn-success {
    background: var(--color-accent-green);
    color: white;
}

.btn-danger {
    background: var(--color-accent-red);
    color: white;
}

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

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

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

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

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

.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-secondary);
}

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

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-input::placeholder {
    color: var(--color-text-tertiary);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-border-primary);
    transition: var(--duration-base);
    border-radius: 28px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: var(--duration-base);
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--color-accent-blue);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

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

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-accent-blue);
    border: 1px solid var(--color-accent-blue);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-accent-green);
    border: 1px solid var(--color-accent-green);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-accent-red);
    border: 1px solid var(--color-accent-red);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-accent-yellow);
    border: 1px solid var(--color-accent-yellow);
}

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

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

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

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--color-border-primary);
    border-top-color: var(--color-accent-blue);
    border-radius: 50%;
    animation: spinner-rotation 0.8s linear infinite;
}

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

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

.tabs {
    display: flex;
    gap: var(--spacing-2);
    border-bottom: 2px solid var(--color-border-primary);
    margin-bottom: var(--spacing-lg);
    overflow-x: auto;
    scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--duration-fast) var(--ease-out);
    white-space: nowrap;
}

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

.tab.active {
    color: var(--color-accent-blue);
    border-bottom-color: var(--color-accent-blue);
}

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

.stat-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(var(--blur-lg));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-2);
}

.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-change {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.stat-change.positive {
    color: var(--color-accent-green);
}

.stat-change.negative {
    color: var(--color-accent-red);
}

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

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg-overlay);
    backdrop-filter: blur(var(--blur-md));
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal {
    background: var(--color-glass-bg);
    backdrop-filter: blur(var(--blur-2xl));
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: var(--z-modal);
}

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

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border-primary);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* ===== UTILITY CLASSES ===== */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: var(--spacing-1); }
.mt-2 { margin-top: var(--spacing-2); }
.mt-3 { margin-top: var(--spacing-3); }
.mt-4 { margin-top: var(--spacing-4); }

.mb-1 { margin-bottom: var(--spacing-1); }
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--spacing-2); }
.gap-4 { gap: var(--spacing-4); }

.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }