/* ===================================
   HuduGlue Custom Styles
   Professional IT Documentation Platform
   =================================== */

/* ===== CSS Custom Properties (Theme Variables) ===== */
:root {
    /* Primary Colors */
    --primary-blue: #0d6efd;
    --primary-blue-hover: #0b5ed7;
    --primary-blue-dark: #0a58ca;
    --accent-blue: #6ea8fe;

    /* Status Colors */
    --success-green: #198754;
    --warning-yellow: #ffc107;
    --danger-red: #dc3545;
    --info-cyan: #0dcaf0;

    /* Neutral Colors */
    --gray-50: #f8f9fa;
    --gray-100: #e9ecef;
    --gray-200: #dee2e6;
    --gray-300: #ced4da;
    --gray-400: #adb5bd;
    --gray-500: #6c757d;
    --gray-600: #495057;
    --gray-700: #343a40;
    --gray-800: #212529;
    --gray-900: #0d1117;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    /* Borders */
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 0.75rem;

    /* Shadows */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
    --shadow-hover: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-base: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* ===== Base Styles ===== */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--gray-900);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    color: var(--gray-600);
}

/* ===== Navbar Enhancements ===== */
.navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 0.5rem 1rem;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
    transition: transform var(--transition-fast);
    padding: 0.5rem 0;
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.navbar-brand img {
    transition: opacity var(--transition-fast);
}

.navbar-brand:hover img {
    opacity: 0.9;
}

.navbar-nav {
    flex-wrap: nowrap;
}

.nav-link {
    font-weight: 500;
    padding: 0.5rem 0.75rem !important;
    transition: all var(--transition-fast);
    border-radius: var(--border-radius);
    white-space: nowrap;
    font-size: 0.95rem;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* Navbar responsive layout */
.navbar-collapse {
    flex-grow: 1;
}

.navbar .d-flex {
    flex-shrink: 0;
    margin-right: 0.5rem;
    margin-left: 0.5rem;
}

.navbar .btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* User dropdown with ellipsis for long names */
#userDropdown {
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

#orgDropdown {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Search form compact */
.navbar .form-control-sm {
    width: 180px;
}

/* Theme toggle in navbar */
.navbar .theme-toggle {
    margin: 0 0.25rem;
}

/* ===== Card Component Enhancements ===== */
.card {
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
}

.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.card-header {
    background-color: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-lg);
}

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

.card-footer {
    background-color: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    padding: var(--spacing-md) var(--spacing-lg);
}

/* Card Grid Layout */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

/* Dashboard Cards */
.dashboard-card {
    border-left: 4px solid var(--primary-blue);
}

.dashboard-card .card-title {
    color: var(--primary-blue);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
}

.dashboard-card .card-text {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ===== Button Enhancements ===== */
.btn {
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.btn:active {
    transform: translateY(0);
}

.btn i {
    font-size: 0.9em;
}

/* Button Sizes */
.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
}

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

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

.btn-outline-primary {
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    background-color: transparent;
}

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

/* Danger button enhancements */
.btn-danger {
    background-color: var(--danger-red);
}

.btn-danger:hover {
    background-color: #bb2d3b;
}

/* Gap utilities for button groups */
.gap-2 {
    gap: var(--spacing-sm);
}

/* ===== Form Enhancements ===== */
.form-control,
.form-select {
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    padding: 0.625rem 0.875rem;
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-text {
    color: var(--gray-500);
    font-size: 0.875rem;
}

.was-validated .form-control:valid,
.form-control.is-valid {
    border-color: var(--success-green);
}

.was-validated .form-control:invalid,
.form-control.is-invalid {
    border-color: var(--danger-red);
}

/* ===== Badge Enhancements ===== */
.badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.35rem 0.65rem;
    border-radius: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-lg {
    font-size: 0.875rem;
    padding: 0.5rem 0.875rem;
}

/* ===== Alert Enhancements ===== */
.alert {
    border-radius: var(--border-radius-lg);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.alert-dismissible .btn-close {
    padding: var(--spacing-md);
}

/* ===== Table Enhancements ===== */
.table {
    background-color: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.table thead {
    background-color: var(--gray-100);
}

.table thead th {
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-300);
    padding: var(--spacing-md);
}

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

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

.table tbody td {
    padding: var(--spacing-md);
    vertical-align: middle;
}

/* ===== List Group Enhancements ===== */
.list-group {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.list-group-item {
    border: 1px solid var(--gray-200);
    padding: var(--spacing-md);
    transition: all var(--transition-fast);
}

.list-group-item-action:hover {
    background-color: var(--gray-50);
    transform: translateX(4px);
    border-left: 3px solid var(--primary-blue);
}

/* ===== Dropdown Enhancements ===== */
.dropdown-menu {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    padding: var(--spacing-sm);
}

.dropdown-item {
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background-color: var(--gray-100);
    transform: translateX(4px);
}

.dropdown-divider {
    margin: var(--spacing-sm) 0;
}

/* ===== Code Blocks ===== */
pre {
    background-color: var(--gray-900);
    color: #f8f9fa;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    overflow-x: auto;
    font-size: 0.875rem;
    line-height: 1.6;
}

code {
    background-color: var(--gray-100);
    color: var(--danger-red);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.875em;
}

pre code {
    background-color: transparent;
    color: inherit;
    padding: 0;
}

/* ===== Loading States ===== */
.spinner-border {
    border-width: 0.15em;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/* ===== Pagination ===== */
.pagination {
    gap: var(--spacing-xs);
}

.page-link {
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-300);
    color: var(--primary-blue);
    padding: 0.5rem 0.75rem;
    transition: all var(--transition-fast);
}

.page-link:hover {
    background-color: var(--gray-100);
    border-color: var(--gray-300);
    transform: translateY(-1px);
}

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

/* ===== Footer ===== */
footer {
    margin-top: var(--spacing-xxl);
    padding: var(--spacing-lg) 0;
    background-color: var(--gray-100);
    border-top: 1px solid var(--gray-200);
}

footer small {
    color: var(--gray-600);
}

/* ===== Utility Classes ===== */
.text-muted {
    color: var(--gray-500) !important;
}

.text-primary {
    color: var(--primary-blue) !important;
}

.bg-light {
    background-color: var(--gray-50) !important;
}

.border-top {
    border-top: 1px solid var(--gray-200) !important;
}

.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow {
    box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

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

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

.slide-in {
    animation: slideIn 0.5s ease-out;
}

/* ===== Container Improvements ===== */
.container {
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: var(--spacing-xxl);
    color: var(--gray-500);
}

.empty-state i {
    font-size: 4rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-lg);
}

.empty-state h3 {
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

/* ===== Responsive Improvements ===== */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }

    .card-body {
        padding: var(--spacing-md);
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .btn-group .btn {
        width: auto;
    }
}

/* ===== Status Indicators ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.status-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.status-badge.status-active::before {
    background-color: var(--success-green);
}

.status-badge.status-inactive::before {
    background-color: var(--gray-400);
}

.status-badge.status-warning::before {
    background-color: var(--warning-yellow);
}

.status-badge.status-error::before {
    background-color: var(--danger-red);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
    background-color: transparent;
    padding: var(--spacing-md) 0;
    margin-bottom: var(--spacing-lg);
}

.breadcrumb-item a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
    color: var(--primary-blue-dark);
}

/* ===== Icon Enhancements ===== */
.icon-wrapper {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: var(--gray-100);
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.icon-wrapper.icon-success {
    background-color: rgba(25, 135, 84, 0.1);
    color: var(--success-green);
}

.icon-wrapper.icon-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--danger-red);
}

.icon-wrapper.icon-warning {
    background-color: rgba(255, 193, 7, 0.1);
    color: var(--warning-yellow);
}

/* ===== Reveal Password Button ===== */
.reveal-password-btn {
    cursor: pointer;
    user-select: none;
}

.password-field {
    font-family: 'Courier New', monospace;
    background-color: var(--gray-100);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    display: inline-block;
}

/* ===== Toast Notifications ===== */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 1050;
}

.toast {
    min-width: 300px;
    box-shadow: var(--shadow-lg);
}

/* ===================================
   DARK MODE STYLES
   =================================== */

/* Dark mode color overrides */
[data-bs-theme="dark"] {
    /* Dark Mode Colors */
    --gray-50: #1a1d23;
    --gray-100: #212529;
    --gray-200: #343a40;
    --gray-300: #495057;
    --gray-400: #6c757d;
    --gray-500: #adb5bd;
    --gray-600: #ced4da;
    --gray-700: #dee2e6;
    --gray-800: #e9ecef;
    --gray-900: #f8f9fa;

    /* Adjusted shadows for dark mode */
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
    --shadow-md: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.3);
}

/* Body dark mode */
[data-bs-theme="dark"] body {
    color: var(--gray-800);
    background-color: #0d1117;
}

/* Typography dark mode */
[data-bs-theme="dark"] h1,
[data-bs-theme="dark"] h2,
[data-bs-theme="dark"] h3,
[data-bs-theme="dark"] h4,
[data-bs-theme="dark"] h5,
[data-bs-theme="dark"] h6 {
    color: var(--gray-900);
}

[data-bs-theme="dark"] .lead {
    color: var(--gray-600);
}

/* Card dark mode */
[data-bs-theme="dark"] .card {
    background-color: var(--gray-100);
    border-color: var(--gray-200);
}

[data-bs-theme="dark"] .card-header,
[data-bs-theme="dark"] .card-footer {
    background-color: var(--gray-50);
    border-color: var(--gray-200);
}

/* Form dark mode */
[data-bs-theme="dark"] .form-control,
[data-bs-theme="dark"] .form-select {
    background-color: var(--gray-200);
    border-color: var(--gray-300);
    color: var(--gray-900);
}

[data-bs-theme="dark"] .form-control:focus,
[data-bs-theme="dark"] .form-select:focus {
    background-color: var(--gray-200);
    border-color: var(--primary-blue);
    color: var(--gray-900);
}

[data-bs-theme="dark"] .form-label {
    color: var(--gray-700);
}

[data-bs-theme="dark"] .form-text {
    color: var(--gray-500);
}

/* Table dark mode */
[data-bs-theme="dark"] .table {
    background-color: var(--gray-100);
    color: var(--gray-800);
}

[data-bs-theme="dark"] .table thead {
    background-color: var(--gray-50);
}

[data-bs-theme="dark"] .table thead th {
    color: var(--gray-700);
    border-color: var(--gray-300);
}

[data-bs-theme="dark"] .table tbody tr:hover {
    background-color: var(--gray-200);
}

/* List group dark mode */
[data-bs-theme="dark"] .list-group-item {
    background-color: var(--gray-100);
    border-color: var(--gray-200);
    color: var(--gray-800);
}

[data-bs-theme="dark"] .list-group-item-action:hover {
    background-color: var(--gray-200);
}

/* Dropdown dark mode */
[data-bs-theme="dark"] .dropdown-menu {
    background-color: var(--gray-100);
    border-color: var(--gray-200);
}

[data-bs-theme="dark"] .dropdown-item {
    color: var(--gray-800);
}

[data-bs-theme="dark"] .dropdown-item:hover {
    background-color: var(--gray-200);
}

/* Alert dark mode */
[data-bs-theme="dark"] .alert-info {
    background-color: rgba(13, 202, 240, 0.2);
    color: #6edff6;
    border-color: rgba(13, 202, 240, 0.3);
}

[data-bs-theme="dark"] .alert-success {
    background-color: rgba(25, 135, 84, 0.2);
    color: #75b798;
    border-color: rgba(25, 135, 84, 0.3);
}

[data-bs-theme="dark"] .alert-warning {
    background-color: rgba(255, 193, 7, 0.2);
    color: #ffda6a;
    border-color: rgba(255, 193, 7, 0.3);
}

[data-bs-theme="dark"] .alert-danger {
    background-color: rgba(220, 53, 69, 0.2);
    color: #ea868f;
    border-color: rgba(220, 53, 69, 0.3);
}

/* Code blocks dark mode */
[data-bs-theme="dark"] code {
    background-color: var(--gray-200);
    color: #ff6b6b;
}

[data-bs-theme="dark"] pre {
    background-color: #000;
    color: #f8f9fa;
}

/* Footer dark mode */
[data-bs-theme="dark"] footer {
    background-color: var(--gray-50);
    border-color: var(--gray-200);
}

[data-bs-theme="dark"] footer small {
    color: var(--gray-600);
}

/* Pagination dark mode */
[data-bs-theme="dark"] .page-link {
    background-color: var(--gray-100);
    border-color: var(--gray-300);
    color: var(--primary-blue);
}

[data-bs-theme="dark"] .page-link:hover {
    background-color: var(--gray-200);
}

/* Empty state dark mode */
[data-bs-theme="dark"] .empty-state {
    color: var(--gray-500);
}

[data-bs-theme="dark"] .empty-state i {
    color: var(--gray-300);
}

[data-bs-theme="dark"] .empty-state h3 {
    color: var(--gray-600);
}

/* Password field dark mode */
[data-bs-theme="dark"] .password-field {
    background-color: var(--gray-200);
    color: var(--gray-900);
}

/* Icon wrapper dark mode */
[data-bs-theme="dark"] .icon-wrapper {
    background-color: var(--gray-200);
}

/* Theme toggle button */
.theme-toggle {
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.85);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.theme-toggle i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.theme-toggle:active i {
    transform: rotate(180deg);
}

/* Navbar in dark mode specific adjustments */
[data-bs-theme="dark"] .navbar-dark {
    background-color: #0d1117 !important;
    border-bottom: 1px solid var(--gray-200);
}

/* Bootstrap dropdown in dark mode navbar */
[data-bs-theme="dark"] .navbar-dark .dropdown-menu {
    background-color: var(--gray-100);
}