/* DARWIN Platform Component Styles - Reusable UI Components */

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

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Button Variants */
.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-white);
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-dark);
    border-color: var(--color-secondary-dark);
}

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

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

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

.btn-ghost:hover {
    background-color: var(--color-gray-100);
}

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

.btn-error {
    background-color: var(--color-error);
    color: var(--color-white);
    border-color: var(--color-error);
}

/* Button Sizes */
.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

/* Card Component */
.card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition-base);
}

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

.card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
}

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

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

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

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray-200);
}

/* Metric Card */
.metric-card {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
    cursor: pointer;
}

.metric-card:hover {
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.metric-card-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background-color: var(--color-secondary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-md);
}

.metric-card-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.metric-card-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.metric-card-change {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.metric-card-change.positive {
    color: var(--color-success);
}

.metric-card-change.negative {
    color: var(--color-error);
}

/* Table Component */
.table-container {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

.table thead {
    background-color: var(--color-gray-50);
    border-bottom: 2px solid var(--color-gray-200);
}

.table th {
    padding: var(--spacing-md);
    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: 0.05em;
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-100);
}

.table tbody tr {
    transition: background-color var(--transition-base);
}

.table tbody tr:hover {
    background-color: var(--color-gray-50);
    cursor: pointer;
}

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

/* Sortable Table Headers */
.table th.sortable {
    cursor: pointer;
    user-select: none;
    position: relative;
    padding-right: var(--spacing-xl);
}

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

.table th.sortable::after {
    content: '↕';
    position: absolute;
    right: var(--spacing-md);
    opacity: 0.3;
}

.table th.sortable.sort-asc::after {
    content: '↑';
    opacity: 1;
    color: var(--color-secondary);
}

.table th.sortable.sort-desc::after {
    content: '↓';
    opacity: 1;
    color: var(--color-secondary);
}

/* Form Components */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-label.required::after {
    content: ' *';
    color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(2, 169, 215, 0.1);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--color-gray-100);
    cursor: not-allowed;
    opacity: 0.6;
}

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

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

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

/* Badge Component */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    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-color: var(--color-primary);
    color: var(--color-white);
}

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

.badge-success {
    background-color: var(--color-success);
    color: var(--color-white);
}

.badge-warning {
    background-color: var(--color-warning);
    color: var(--color-white);
}

.badge-error {
    background-color: var(--color-error);
    color: var(--color-white);
}

.badge-info {
    background-color: var(--color-info);
    color: var(--color-white);
}

.badge-gray {
    background-color: var(--color-gray-200);
    color: var(--color-text-secondary);
}

/* Status Info Components */
.status-info-container {
    text-align: right;
}

.status-info-details {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: 2px;
}

/* Alert Component */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.alert-icon {
    flex-shrink: 0;
    width: 1.5rem;
    height: 1.5rem;
}

.alert-content {
    flex: 1;
}

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

.alert-info {
    background-color: rgba(2, 169, 215, 0.1);
    color: var(--color-secondary-dark);
    border: 1px solid rgba(2, 169, 215, 0.2);
}

.alert-success {
    background-color: rgba(5, 150, 105, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-error {
    background-color: rgba(220, 38, 38, 0.1);
    color: var(--color-error);
    border: 1px solid rgba(220, 38, 38, 0.2);
}

/* Modal Component */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgb(0 0 0 / 0.5);
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform var(--transition-base);
    position: relative;
    z-index: var(--z-modal);
}

.modal-backdrop.active .modal {
    transform: scale(1);
}

/* Modal sizes */
.modal.modal-small {
    max-width: 400px;
}

.modal.modal-medium {
    max-width: 600px;
}

.modal.modal-large {
    max-width: min(95vw, 1400px);
    width: 95%;
}

.modal.modal-fullscreen {
    max-width: 100%;
    width: 100%;
    height: 100%;
    max-height: 100vh;
    margin: 0;
    border-radius: 0;
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-gray-200);
    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-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.modal-close:hover {
    background-color: var(--color-gray-100);
    color: var(--color-text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Loading Component */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    color: var(--color-text-secondary);
}

.loading-spinner {
    margin-bottom: var(--spacing-md);
}

.loading-text {
    font-size: var(--font-size-sm);
    animation: pulse 2s infinite;
}

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

/* Empty State Component */
.empty-state {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--color-text-secondary);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.2;
}

.empty-state-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.empty-state-description {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
}

/* Responsive adjustments */
/* Medium breakpoint: 768px (--breakpoint-md) */
@media (max-width: 768px) {
    .card {
        padding: var(--spacing-md);
    }

    .table-container {
        border-radius: 0;
        border-left: none;
        border-right: none;
    }

    .modal {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
    }

    .btn {
        width: 100%;
    }
}

/* Note: CSS custom properties cannot be used in media queries directly.
   For consistent breakpoints across the codebase, use these values:
   - Small: 640px (--breakpoint-sm)
   - Medium: 768px (--breakpoint-md)
   - Large: 1024px (--breakpoint-lg)
   - Extra Large: 1280px (--breakpoint-xl)
*/

/* Dark Mode Specific Overrides */
[data-theme="dark"] {
    /* Button ghost variant needs adjustment for dark mode */
    .btn-ghost:hover {
        background-color: var(--color-gray-700);
    }

    /* Modal backdrop darker in dark mode */
    .modal-backdrop {
        background-color: rgb(0 0 0 / 0.7);
    }

    /* Alert backgrounds need to be more subtle in dark mode */
    .alert-info {
        background-color: rgba(2, 169, 215, 0.15);
        border-color: rgba(2, 169, 215, 0.3);
    }

    .alert-success {
        background-color: rgba(52, 211, 153, 0.15);
        border-color: rgba(52, 211, 153, 0.3);
    }

    .alert-warning {
        background-color: rgba(251, 191, 36, 0.15);
        border-color: rgba(251, 191, 36, 0.3);
    }

    .alert-error {
        background-color: rgba(248, 113, 113, 0.15);
        border-color: rgba(248, 113, 113, 0.3);
    }

    /* Table hover states */
    .table tbody tr:hover {
        background-color: var(--color-gray-700);
    }

    /* Form input focus shadow adjustment */
    .form-input:focus,
    .form-select:focus,
    .form-textarea:focus {
        box-shadow: 0 0 0 3px rgba(77, 201, 230, 0.25);
    }

    /* Badge gray variant */
    .badge-gray {
        background-color: var(--color-gray-600);
        color: var(--color-gray-200);
    }
}