/**
 * VHAPP Main Stylesheet
 * Version: 1.0.0
 * Author: VHAPP Team
 * Description: Main stylesheet for VietHealth application
 */

/* ==========================================================================
   Base Styles
   ========================================================================== */

:root {
    /* Color Palette */
    --vhapp-primary: #0d6efd;
    --vhapp-secondary: #6c757d;
    --vhapp-success: #198754;
    --vhapp-danger: #dc3545;
    --vhapp-warning: #ffc107;
    --vhapp-info: #0dcaf0;
    --vhapp-light: #f8f9fa;
    --vhapp-dark: #212529;

    /* Typography */
    --vhapp-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --vhapp-font-size-base: 1rem;
    --vhapp-line-height-base: 1.5;

    /* Spacing */
    --vhapp-spacing-xs: 0.25rem;
    --vhapp-spacing-sm: 0.5rem;
    --vhapp-spacing-md: 1rem;
    --vhapp-spacing-lg: 1.5rem;
    --vhapp-spacing-xl: 2rem;

    /* Shadows */
    --vhapp-shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);
    --vhapp-shadow-md: 0 2px 4px rgba(0, 0, 0, .1);
    --vhapp-shadow-lg: 0 4px 6px rgba(0, 0, 0, .1);

    /* Border Radius */
    --vhapp-radius-sm: 0.25rem;
    --vhapp-radius-md: 0.375rem;
    --vhapp-radius-lg: 0.5rem;

    /* Transitions */
    --vhapp-transition-fast: 150ms ease-in-out;
    --vhapp-transition-base: 300ms ease-in-out;
    --vhapp-transition-slow: 500ms ease-in-out;
}

body {
    font-family: var(--vhapp-font-family);
    background-color: var(--vhapp-light);
    font-size: var(--vhapp-font-size-base);
    line-height: var(--vhapp-line-height-base);
}

/* ==========================================================================
   Navigation
   ========================================================================== */

.navbar {
    background-color: #ffffff;
    box-shadow: var(--vhapp-shadow-md);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--vhapp-primary);
}

.nav-link {
    transition: color var(--vhapp-transition-fast);
}

.nav-link:hover {
    color: var(--vhapp-primary);
}

.dropdown-menu {
    box-shadow: var(--vhapp-shadow-lg);
    border: none;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    transition: background-color var(--vhapp-transition-fast);
}

.dropdown-item:hover {
    background-color: var(--vhapp-light);
}

/* ==========================================================================
   Main Content
   ========================================================================== */

.main-content {
    padding-top: var(--vhapp-spacing-xl);
    padding-bottom: var(--vhapp-spacing-xl);
    min-height: calc(100vh - 56px - 60px);
    /* viewport - navbar - footer */
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
    border: none;
    box-shadow: var(--vhapp-shadow-sm);
    transition: box-shadow var(--vhapp-transition-base);
}

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

.card-header {
    background-color: #ffffff;
    border-bottom: 2px solid var(--vhapp-light);
    font-weight: 600;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    transition: all var(--vhapp-transition-fast);
    font-weight: 500;
}

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

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

/* ==========================================================================
   Tables
   ========================================================================== */

.table {
    background-color: #ffffff;
}

.table thead {
    background-color: var(--vhapp-light);
}

.table-hover tbody tr {
    transition: background-color var(--vhapp-transition-fast);
}

.table-hover tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.05);
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.02);
}

/* ==========================================================================
   Forms
   ========================================================================== */

.form-control,
.form-select {
    border-color: #dee2e6;
    transition: border-color var(--vhapp-transition-fast), box-shadow var(--vhapp-transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--vhapp-primary);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Tom Select Customization */
.ts-control {
    padding: 0.5rem 0.75rem;
    min-height: calc(1.5em + 1rem + 2px);
}

.ts-dropdown {
    box-shadow: var(--vhapp-shadow-lg);
    border: 1px solid rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   Badges & Labels
   ========================================================================== */

.badge {
    font-weight: 500;
    padding: 0.35em 0.65em;
}

/* ==========================================================================
   Alerts
   ========================================================================== */

.alert {
    border: none;
    border-left: 4px solid;
}

.alert-success {
    border-left-color: var(--vhapp-success);
}

.alert-danger {
    border-left-color: var(--vhapp-danger);
}

.alert-warning {
    border-left-color: var(--vhapp-warning);
}

.alert-info {
    border-left-color: var(--vhapp-info);
}

/* ==========================================================================
   Modals
   ========================================================================== */

.modal-content {
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.modal-header {
    background-color: var(--vhapp-light);
    border-bottom: 2px solid #dee2e6;
}

.modal-footer {
    background-color: var(--vhapp-light);
    border-top: 1px solid #dee2e6;
}

/* ==========================================================================
   HTMX Specific Styles
   ========================================================================== */

/* Loading Indicators */
.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: inline;
}

.htmx-request.htmx-indicator {
    display: inline;
}

/* Transitions */
.htmx-settling {
    opacity: 0;
    transition: opacity var(--vhapp-transition-base);
}

.htmx-swapping {
    opacity: 0;
    transition: opacity var(--vhapp-transition-base);
}

.htmx-added {
    opacity: 0;
}

.htmx-added.htmx-settling {
    opacity: 1;
}

/* Loading Spinner */
.htmx-spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-top-color: var(--vhapp-primary);
    border-radius: 50%;
    animation: htmx-spin 0.6s linear infinite;
}

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

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
    margin-top: var(--vhapp-spacing-lg);
}

.page-link {
    color: var(--vhapp-primary);
    transition: all var(--vhapp-transition-fast);
}

.page-link:hover {
    color: #0b5ed7;
    background-color: var(--vhapp-light);
}

.page-item.active .page-link {
    background-color: var(--vhapp-primary);
    border-color: var(--vhapp-primary);
}

/* ==========================================================================
   Search & Filter
   ========================================================================== */

.search-box {
    position: relative;
}

.search-box .form-control {
    padding-left: 2.5rem;
}

.search-box .search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--vhapp-secondary);
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.text-muted {
    color: var(--vhapp-secondary) !important;
}

.bg-light-subtle {
    background-color: rgba(248, 249, 250, 0.5);
}

.border-start-primary {
    border-left: 4px solid var(--vhapp-primary) !important;
}

.border-start-success {
    border-left: 4px solid var(--vhapp-success) !important;
}

.border-start-danger {
    border-left: 4px solid var(--vhapp-danger) !important;
}

.border-start-warning {
    border-left: 4px solid var(--vhapp-warning) !important;
}

/* ==========================================================================
   Responsive Utilities
   ========================================================================== */

@media (max-width: 767.98px) {
    .main-content {
        padding-top: var(--vhapp-spacing-md);
        padding-bottom: var(--vhapp-spacing-md);
    }

    .table {
        font-size: 0.875rem;
    }

    .card {
        margin-bottom: var(--vhapp-spacing-md);
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {

    .navbar,
    .btn,
    .pagination {
        display: none !important;
    }

    .main-content {
        padding: 0;
    }

    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}

/* ==========================================================================
   Dark Mode Support (Future Enhancement)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here */
}