/* File: assets/css/style.css */

/* ============================================
   DESIGN TOKENS (from template)
   ============================================ */
:root {
    /* Primary Colors */
    --primary: #0057cd;
    --primary-container: #0d6efd;
    --on-primary: #ffffff;
    --on-primary-container: #ffffff;
    --primary-fixed: #dae2ff;
    --primary-fixed-dim: #b1c5ff;

    /* Secondary Colors */
    --secondary: #006d41;
    --secondary-container: #90f4b7;
    --on-secondary-container: #007144;

    /* Tertiary / Error */
    --tertiary: #b91830;
    --tertiary-container: #dd3645;
    --error: #ba1a1a;
    --error-container: #ffdad6;

    /* Surface Colors */
    --surface: #f6faff;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #ecf5fe;
    --surface-container: #e6eff8;
    --surface-container-high: #e0e9f2;
    --surface-container-highest: #dbe4ed;
    --surface-dim: #d2dbe4;
    --surface-variant: #dbe4ed;

    /* On Surface */
    --on-surface: #141d23;
    --on-surface-variant: #424655;
    --outline: #727787;
    --outline-variant: #c2c6d8;

    /* Sidebar */
    --sidebar-width: 288px;
    --navbar-height: 80px;

    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 12px;
    --spacing-base: 8px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 64px;
    --spacing-gutter: 1.5rem;
}

/* ============================================
   DARK THEME OVERRIDES
   ============================================ */
[data-theme="dark"] {
    /* Primary Colors - slightly brighter for dark bg */
    --primary: #6ea8fe;
    --primary-container: #3d7bdf;
    --on-primary: #ffffff;
    --on-primary-container: #ffffff;
    --primary-fixed: #1a2744;
    --primary-fixed-dim: #2a3f66;

    /* Secondary Colors */
    --secondary: #6ee7a0;
    --secondary-container: #1a4d33;
    --on-secondary-container: #a0f4c5;

    /* Tertiary / Error */
    --tertiary: #f87171;
    --tertiary-container: #991b1b;
    --error: #f87171;
    --error-container: #451a1a;

    /* Surface Colors - true dark surfaces */
    --surface: #0f1419;
    --surface-container-lowest: #171c23;
    --surface-container-low: #1c222b;
    --surface-container: #222933;
    --surface-container-high: #2a313c;
    --surface-container-highest: #323a46;
    --surface-dim: #0f1419;
    --surface-variant: #2a313c;

    /* On Surface - light text on dark bg */
    --on-surface: #e2e8f0;
    --on-surface-variant: #94a3b8;
    --outline: #64748b;
    --outline-variant: #334155;
}

/* Dark theme specific overrides */
[data-theme="dark"] body {
    color-scheme: dark;
}

[data-theme="dark"] .top-navbar {
    background-color: rgba(15, 20, 25, 0.85);
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .card {
    background-color: var(--surface-container-lowest);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .card-header {
    background-color: var(--surface-container-low) !important;
    border-bottom-color: var(--outline-variant) !important;
}

[data-theme="dark"] .bg-white {
    background-color: var(--surface-container-lowest) !important;
}

[data-theme="dark"] .bg-light {
    background-color: var(--surface) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--on-surface) !important;
}

[data-theme="dark"] .text-muted {
    color: var(--on-surface-variant) !important;
}

[data-theme="dark"] .border,
[data-theme="dark"] .border-bottom,
[data-theme="dark"] .border-top {
    border-color: var(--outline-variant) !important;
}

[data-theme="dark"] hr {
    border-color: var(--outline-variant);
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background-color: var(--surface-container);
    border-color: var(--outline-variant);
    color: var(--on-surface);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background-color: var(--surface-container-high);
    border-color: var(--primary);
    color: var(--on-surface);
    box-shadow: 0 0 0 2px rgba(110, 168, 254, 0.25);
}

[data-theme="dark"] .form-control::placeholder {
    color: var(--outline);
}

[data-theme="dark"] .table {
    color: var(--on-surface);
    --bs-table-bg: transparent;
    --bs-table-striped-bg: var(--surface-container);
    --bs-table-hover-bg: var(--surface-container-high);
    border-color: var(--outline-variant);
}

[data-theme="dark"] .table th {
    border-color: var(--outline-variant);
    color: var(--on-surface-variant);
}

[data-theme="dark"] .table td {
    border-color: var(--outline-variant);
}

[data-theme="dark"] .modal-content {
    background-color: var(--surface-container-low);
    color: var(--on-surface);
    border-color: var(--outline-variant);
}

[data-theme="dark"] .modal-header {
    border-bottom-color: var(--outline-variant);
}

[data-theme="dark"] .modal-footer {
    border-top-color: var(--outline-variant);
}

[data-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

[data-theme="dark"] .dropdown-menu {
    background-color: var(--surface-container-low);
    border-color: var(--outline-variant);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .dropdown-item {
    color: var(--on-surface);
}

[data-theme="dark"] .dropdown-item:hover {
    background-color: var(--surface-container-high);
    color: var(--on-surface);
}

[data-theme="dark"] .badge.bg-success { background-color: #166534 !important; color: #bbf7d0 !important; }
[data-theme="dark"] .badge.bg-danger { background-color: #991b1b !important; color: #fecaca !important; }
[data-theme="dark"] .badge.bg-warning { background-color: #854d0e !important; color: #fef08a !important; }
[data-theme="dark"] .badge.bg-info { background-color: #155e75 !important; color: #a5f3fc !important; }
[data-theme="dark"] .badge.bg-primary { background-color: #1e40af !important; color: #bfdbfe !important; }
[data-theme="dark"] .badge.bg-light { background-color: var(--surface-container) !important; color: var(--on-surface) !important; }

[data-theme="dark"] .sidebar-logout:hover {
    background-color: rgba(248, 113, 113, 0.1) !important;
}

[data-theme="dark"] .navbar-notification-dot {
    border-color: var(--surface-container-lowest);
}

[data-theme="dark"] .page-link {
    background-color: var(--surface-container);
    border-color: var(--outline-variant);
    color: var(--on-surface);
}

[data-theme="dark"] .page-link:hover {
    background-color: var(--surface-container-high);
    color: var(--on-surface);
}

[data-theme="dark"] .page-item.active .page-link {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* Headings & Text */
[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3,
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 {
    color: var(--on-surface);
}

[data-theme="dark"] .card-title {
    color: var(--on-surface) !important;
}

[data-theme="dark"] .text-gray-800 {
    color: var(--on-surface) !important;
}

[data-theme="dark"] .text-black {
    color: var(--on-surface) !important;
}

/* Form labels */
[data-theme="dark"] .form-label,
[data-theme="dark"] label {
    color: var(--on-surface) !important;
}

/* Breadcrumb */
[data-theme="dark"] .breadcrumb-item.active {
    color: var(--on-surface-variant) !important;
}

[data-theme="dark"] .breadcrumb-item a {
    color: var(--primary) !important;
}

[data-theme="dark"] .breadcrumb-item + .breadcrumb-item::before {
    color: var(--outline) !important;
}

/* DataTables controls */
[data-theme="dark"] .dataTables_length label,
[data-theme="dark"] .dataTables_filter label,
[data-theme="dark"] .dataTables_info,
[data-theme="dark"] .dataTables_paginate {
    color: var(--on-surface-variant) !important;
}

[data-theme="dark"] .dataTables_length select,
[data-theme="dark"] .dataTables_filter input {
    background-color: var(--surface-container) !important;
    border-color: var(--outline-variant) !important;
    color: var(--on-surface) !important;
}

[data-theme="dark"] .dataTables_empty {
    color: var(--on-surface-variant) !important;
}

/* Chart.js legends and tooltips */
[data-theme="dark"] .chart-legend,
[data-theme="dark"] canvas {
    color: var(--on-surface);
}

/* List groups */
[data-theme="dark"] .list-group-item {
    background-color: var(--surface-container-lowest);
    border-color: var(--outline-variant);
    color: var(--on-surface);
}

/* Alerts */
[data-theme="dark"] .alert {
    border-color: var(--outline-variant);
}

/* Small/muted text in cards */
[data-theme="dark"] .card .small,
[data-theme="dark"] .card small {
    color: var(--on-surface-variant) !important;
}

/* Nav tabs and pills */
[data-theme="dark"] .nav-link {
    color: var(--on-surface-variant);
}

[data-theme="dark"] .nav-link:hover {
    color: var(--on-surface);
}

[data-theme="dark"] .nav-link.active {
    color: var(--primary) !important;
    background-color: var(--surface-container) !important;
    border-color: var(--outline-variant) !important;
}

[data-theme="dark"] .nav-tabs {
    border-bottom-color: var(--outline-variant);
}

/* Input groups */
[data-theme="dark"] .input-group-text {
    background-color: var(--surface-container-high);
    border-color: var(--outline-variant);
    color: var(--on-surface-variant);
}

/* Select2 dropdown (if loaded) */
[data-theme="dark"] .select2-container--bootstrap-5 .select2-selection {
    background-color: var(--surface-container) !important;
    border-color: var(--outline-variant) !important;
    color: var(--on-surface) !important;
}

[data-theme="dark"] .select2-container--bootstrap-5 .select2-selection__rendered {
    color: var(--on-surface) !important;
}

[data-theme="dark"] .select2-dropdown {
    background-color: var(--surface-container-low) !important;
    border-color: var(--outline-variant) !important;
}

[data-theme="dark"] .select2-results__option {
    color: var(--on-surface) !important;
}

[data-theme="dark"] .select2-results__option--highlighted {
    background-color: var(--primary) !important;
    color: #fff !important;
}

[data-theme="dark"] .select2-search__field {
    background-color: var(--surface-container) !important;
    color: var(--on-surface) !important;
    border-color: var(--outline-variant) !important;
}

/* Toast / notification overrides */
[data-theme="dark"] .toast {
    background-color: var(--surface-container-high);
    color: var(--on-surface);
    border-color: var(--outline-variant);
}

/* Misc Bootstrap text utilities */
[data-theme="dark"] .text-body {
    color: var(--on-surface) !important;
}

[data-theme="dark"] .fw-bold {
    color: inherit;
}

/* Ensure anchors are visible */
[data-theme="dark"] a:not(.btn):not(.sidebar-link):not(.sidebar-sub-link):not(.breadcrumb-item a):not(.navbar-user-profile) {
    color: var(--primary);
}

/* File input */
[data-theme="dark"] input[type="file"]::file-selector-button {
    background-color: var(--surface-container-high);
    color: var(--on-surface);
    border-color: var(--outline-variant);
}

/* ============================================
   BASE STYLES
   ============================================ */
html, body {
    margin: 0;
    padding: 0;
    overscroll-behavior: none;
}

body {
    font-family: 'Poppins', sans-serif;
    color: var(--on-surface);
    background-color: var(--surface);
    font-size: 16px;
    line-height: 1.5;
}

/* ============================================
   APP LAYOUT
   ============================================ */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

.app-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    padding: var(--spacing-md);
    padding-top: calc(var(--navbar-height) + var(--spacing-md));
    flex: 1;
}

/* ============================================
   SIDEBAR
   ============================================ */
#sidebar-wrapper {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background-color: var(--surface-container-lowest);
    border-right: 1px solid rgba(194, 198, 216, 0.3);
    z-index: 50;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hide scrollbar */
#sidebar-wrapper::-webkit-scrollbar {
    display: none;
}
#sidebar-wrapper {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Logo */
.sidebar-logo {
    padding: 32px 32px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo-icon {
    color: var(--primary);
    font-size: 32px;
}

.sidebar-logo-img {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
}

.sidebar-logo-text {
    font-family: 'Poppins', sans-serif;
    font-size: 24px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--on-surface);
    letter-spacing: -0.01em;
}

/* Navigation */
.sidebar-nav {
    flex: 1;
    padding: 0 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* Section Labels */
.sidebar-section-label {
    padding: 16px 16px 8px 16px;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--outline);
}

/* Menu Links */
.sidebar-link {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--on-surface-variant);
    text-decoration: none;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    transition: all 0.2s ease;
    gap: 12px;
    cursor: pointer;
}

.sidebar-link .material-symbols-outlined {
    font-size: 24px;
    flex-shrink: 0;
}

.sidebar-link:hover {
    background-color: var(--surface-container);
    color: var(--on-surface);
    text-decoration: none;
}

/* Active State */
.sidebar-link.active {
    background-color: var(--primary-container);
    color: var(--on-primary-container);
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.sidebar-link.active .material-symbols-outlined {
    color: var(--on-primary-container);
}

/* Settings Parent */
.sidebar-parent {
    position: relative;
}

.sidebar-parent .sidebar-chevron {
    margin-left: auto;
    font-size: 20px;
    transition: transform 0.3s ease;
}

.sidebar-parent.active-parent .sidebar-chevron {
    transform: rotate(180deg);
}

.sidebar-parent.active-parent {
    color: var(--on-surface);
}

/* Sub-menu */
.sidebar-sub-items {
    margin-left: 48px;
    display: none;
    flex-direction: column;
    gap: 2px;
    padding: 4px 0;
}

.sidebar-sub-items.open {
    display: flex;
}

.sidebar-sub-link {
    display: block;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--on-surface-variant);
    text-decoration: none;
    transition: all 0.2s ease;
}

.sidebar-sub-link:hover {
    background-color: var(--surface-container);
    color: var(--on-surface);
    text-decoration: none;
}

.sidebar-sub-link.active {
    background-color: var(--primary-container);
    color: var(--on-primary-container);
    font-weight: 600;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Logout */
.sidebar-logout {
    margin-top: auto;
    color: var(--error) !important;
}

.sidebar-logout:hover {
    background-color: rgba(255, 218, 214, 0.2) !important;
    color: var(--error) !important;
}

/* ============================================
   TOP NAVBAR
   ============================================ */
.top-navbar {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--navbar-height);
    background-color: rgba(246, 250, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    box-shadow: 0 1px 8px rgba(0, 0, 0, 0.02);
}

.sidebar-toggle {
    display: none;
    border: none;
    background: none;
    padding: 8px;
    cursor: pointer;
    color: var(--on-surface-variant);
    border-radius: 8px;
}

.sidebar-toggle:hover {
    background-color: var(--surface-container);
}

/* Search Bar */
.navbar-search {
    flex: 1;
    max-width: 560px;
    position: relative;
}

.navbar-search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--on-surface-variant);
    font-size: 22px;
}

.navbar-search-input {
    width: 100%;
    background-color: var(--surface-container);
    padding: 10px 16px 10px 48px;
    border-radius: 9999px;
    border: none;
    outline: none;
    font-family: 'Poppins', sans-serif;
    font-size: 14px;
    color: var(--on-surface);
    transition: box-shadow 0.2s ease;
}

.navbar-search-input::placeholder {
    color: var(--on-surface-variant);
}

.navbar-search-input:focus {
    box-shadow: 0 0 0 2px rgba(13, 110, 253, 0.2);
}

/* Navbar Actions */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: 24px;
}

.navbar-icon-btn {
    position: relative;
    padding: 8px;
    color: var(--on-surface-variant);
    background: none;
    border: none;
    border-radius: 9999px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.navbar-icon-btn:hover {
    background-color: var(--surface-container);
}

.navbar-notification-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background-color: var(--error);
    border-radius: 50%;
    border: 2px solid var(--surface);
}

/* User Profile */
.navbar-user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-left: 16px;
    border-left: 1px solid rgba(194, 198, 216, 0.3);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.navbar-user-profile:hover {
    opacity: 0.8;
    text-decoration: none;
}

.navbar-user-info {
    text-align: right;
}

.navbar-user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--on-surface);
    margin: 0;
    line-height: 1.3;
}

.navbar-user-role {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
    margin: 0;
    line-height: 1.2;
}

.navbar-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 87, 205, 0.3);
}

.navbar-avatar .material-symbols-outlined {
    color: var(--on-primary);
    font-size: 22px;
}

/* ============================================
   CARDS & COMPONENTS (Override Bootstrap)
   ============================================ */
.card {
    border-radius: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    border: none;
    background-color: var(--surface-container-lowest);
    transition: box-shadow 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.shadow-sm {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06) !important;
}

/* ============================================
   FOOTER
   ============================================ */
.app-content .footer-section {
    padding: var(--spacing-md);
    color: var(--on-surface-variant);
    font-size: 14px;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 991.98px) {
    #sidebar-wrapper {
        transform: translateX(-100%);
    }

    #sidebar-wrapper.show {
        transform: translateX(0);
    }

    .app-content {
        margin-left: 0;
    }

    .top-navbar {
        left: 0;
    }

    .sidebar-toggle {
        display: flex;
        align-items: center;
    }

    /* Overlay when sidebar is open on mobile */
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 45;
        display: none;
    }

    .sidebar-overlay.show {
        display: block;
    }
}

@media (max-width: 575.98px) {
    .main-content {
        padding: var(--spacing-sm);
        padding-top: calc(var(--navbar-height) + var(--spacing-sm));
    }

    .top-navbar {
        padding: 0 var(--spacing-sm);
    }

    .navbar-search {
        max-width: 200px;
    }
}

/* ============================================
   UTILITY OVERRIDES
   ============================================ */
.bg-light {
    background-color: var(--surface) !important;
}

/* Active Menu Item (legacy support) */
.active-menu {
    background-color: var(--primary-container) !important;
    color: var(--on-primary-container) !important;
    font-weight: 600 !important;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.main-content > .row,
.main-content > .card,
.main-content > div {
    animation: fadeIn 0.3s ease-out;
}