:root {
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    --primary-color: #FF6B2C;
    --light-bg: #FAF9F8;
    --light-orange-bg: #FFF8F5;
    --body-bg: #F8F9FA;
    --card-bg: #ffffff;
    --text-primary: #333;
    --text-secondary: #666;
    --text-muted: #6c757d;
    --border-color: #eee;
}

body.dark-mode {
    --body-bg: #121212;
    --card-bg: #242424;
    --text-primary: #E8E8E8;
    --text-secondary: #B0B0B0;
    --text-muted: #8A8A8A;
    --border-color: #3d3d3d;
}

/* Bootstrap dark mode overrides */
body.dark-mode .form-control,
body.dark-mode .form-select {
    background-color: #2d2d2d;
    border-color: #3d3d3d;
    color: #E8E8E8;
}

body.dark-mode .form-control::placeholder {
    color: #8A8A8A;
}

body.dark-mode .dropdown-menu,
body.dark-mode .dropdown-item {
    background-color: #242424 !important;
    color: #E8E8E8 !important;
}

body.dark-mode .dropdown-item:hover {
    background-color: #353535 !important;
}

body.dark-mode .dropdown-divider {
    border-color: #3d3d3d;
}

body.dark-mode .modal-content {
    background-color: #242424;
    border-color: #3d3d3d;
}

body.dark-mode .modal-header,
body.dark-mode .modal-footer {
    border-color: #3d3d3d;
}

body.dark-mode .modal-title,
body.dark-mode .modal-body {
    color: #E8E8E8;
}

body.dark-mode .btn-close {
    filter: invert(1);
}

.table {
    background: var(--card-bg);
    margin-bottom: 0;
}

.table thead {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--card-bg);
}

.table thead th {
    background-color: var(--card-bg);
    color: var(--text-secondary);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem;
    font-size: 0.85rem;
}

.table tbody td {
    padding: 1rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    vertical-align: middle;
}

.form-check-input {
    border-color: #ddd;
}

.priority-badge {
    padding: 0.25rem 0.5rem;
    font-weight: normal;
    font-size: 0.8rem;
    border-radius: 4px;
}

.priority-high {
    background-color: #FEE9E9 !important;
    color: #DC3545 !important;
}

.priority-medium {
    background-color: #FFF4E5 !important;
    color: #FF9800 !important;
}

.priority-low {
    background-color: #EDF7ED !important;
    color: #4CAF50 !important;
}

.table .avatar-group img {
    width: 24px;
    height: 24px;
}

.card {
    border: none;
    border-radius: 8px;
    background: var(--card-bg);
    height: 100%;
}

.card-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.25rem;
}

.card-title {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.card-title::after {
    content: ':';
    margin-left: 2px;
}

.subject-item {
    position: relative;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border-color);
}

.subject-item:first-child {
    padding-top: 0;
}

.subject-item:hover .drag-handle {
    opacity: 1;
}

.subject-badge {
    background-color: #FFF4E5 !important;
    color: #FF9800 !important;
    font-weight: normal;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    border-radius: 4px;
}

.subject-meta {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.subject-text {
    color: var(--text-primary);
    margin: 0.75rem 0;
    font-size: 0.9rem;
}

.action-button {
    color: var(--text-secondary);
    padding: 0;
    font-size: 0.85rem;
}

.action-count {
    color: var(--text-secondary);
    font-size: 0.85rem;
    display: flex;
    align-items: center;
}

.action-count::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    background: #ccc;
    border-radius: 50%;
    margin: 0 6px;
}

.more-button {
    color: var(--text-secondary);
    font-size: 1.2rem;
    padding: 0;
    line-height: 1;
}

.add-button {
    color: var(--primary-color);
    font-size: 1.1rem;
    padding: 0;
    line-height: 1;
}

.settings-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    border: 1px solid #FFE5D6;
    padding: 0.45rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
    background-color: var(--card-bg);
    font-weight: 500;
}

.settings-link:hover {
    color: var(--primary-color);
    border-color: #FFE5D6;
    text-decoration: none;
    background-color: var(--light-orange-bg);
}

.tasks-container {
    background: var(--card-bg);
    border-radius: 8px;
    max-height: calc(100vh - 250px);
    overflow-y: auto;
}

.tasks-container::-webkit-scrollbar {
    width: 8px;
}

.tasks-container::-webkit-scrollbar-track {
    background: var(--body-bg);
    border-radius: 4px;
}

.tasks-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.tasks-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.subjects-container {
    max-height: calc(100vh - 250px);
    overflow-y: auto;
}

.subjects-container::-webkit-scrollbar {
    width: 8px;
}

.subjects-container::-webkit-scrollbar-track {
    background: var(--body-bg);
    border-radius: 4px;
}

.subjects-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.subjects-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

.card-body {
    padding: 1.25rem;
}

.drag-handle {
    color: #999;
    cursor: move;
    font-size: 1rem;
    margin-right: 8px;
    opacity: 0;
    transition: opacity 0.2s ease;
    display: inline-block;
    vertical-align: middle;
}

.sortable-ghost {
    opacity: 0.5;
    background: #f8f9fa;
}

.sortable-chosen {
    background: var(--card-bg);
}

.star-toggle {
    color: #ccc;
    cursor: pointer;
    font-size: 1.25rem;
    transition: color 0.2s ease;
}

.star-toggle.filled {
    color: var(--primary-color);
}

.star-toggle:hover {
    color: var(--primary-color);
}

/* Styles pour le breadcrumb */
.breadcrumb-container {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    z-index: 1000;
    background-color: var(--light-bg);
    border-bottom: 1px solid #eee;
    transition: left 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4.87rem;
}

.breadcrumb-container .breadcrumb {
    margin-bottom: 0;
    padding: 0;
    background-color: transparent;
}

.notification-breadcrumb {
    margin-left: 1rem;
    display: flex;
    align-items: center;
}

.notification-breadcrumb .nav-link {
    padding: 0.5rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.notification-breadcrumb .nav-link:hover {
    background-color: #FFF6EB;
}

.notification-breadcrumb .icon-wrapper {
    margin-right: 0.75rem;
    display: flex;
    align-items: center;
}

.notification-breadcrumb .icon-wrapper i {
    font-size: 1.25rem;
    color: var(--text-secondary);
    opacity: 0.7;
    display: inline-block;
}

.notification-breadcrumb .badge {
    margin-left: 0.5rem;
    background-color: #FF7F41;
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
}

body.sidebar-collapsed .breadcrumb-container {
    left: var(--sidebar-collapsed-width);
}

@media (max-width: 768px) {
    .breadcrumb-container {
        left: 0;
    }
    body.sidebar-collapsed .breadcrumb-container {
        left: 0;
    }
}

/* Styles pour les avatars */
.avatar-group {
    display: flex;
    align-items: center;
}

.avatar-group img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid white;
    object-fit: cover;
}

.avatar-group img:not(:first-child) {
    margin-left: -8px;
}

/* Styles pour la page de login */
.login-page {
    min-height: 100vh;
    background-image: linear-gradient(rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.3)), url('../images/background.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(0.1px);
    -webkit-backdrop-filter: blur(2px);
}

.login-container {
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 2rem auto;
    padding: 2.5rem;
    background: white;
    border-radius: 5px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.login-logo {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo img {
    height: 64px;
    width: auto;
}

.form-label {
    color: #333;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-control {
    border: 1px solid #E0E0E0;
    border-radius: 8px;
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.form-control::placeholder {
    color: #999;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(255, 107, 44, 0.1);
}

.login-container .login-btn,
button.login-btn {
    background-color: #F0932B !important;
    border: none !important;
    border-radius: 6px !important;
    padding: 0.75rem !important;
    font-size: 0.95rem !important;
    font-weight: 400 !important;
    width: 100%;
    margin-top: 1.5rem;
    transition: background-color 0.2s ease;
    color: white !important;
    text-transform: none !important;
    letter-spacing: normal;
    height: 48px;
    cursor: pointer;
}

.login-container .login-btn:hover,
button.login-btn:hover {
    background-color: #E67E22 !important;
}

.forgot-password {
    color: #666;
    font-size: 0.9rem;
    text-decoration: none;
    display: block;
    margin-top: 1rem;
    transition: color 0.2s ease;
}

.forgot-password:hover {
    color: var(--primary-color);
}

.login-footer {
    margin-top: 2.5rem;
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

.login-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.login-footer a:hover {
    color: #e85d1f;
}

/* FullCalendar Customization */
.fc-timeline-event-harness {
    top: 0px !important;
    bottom: 0px !important;
    height: auto !important; /* Force height to adapt to top/bottom */
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

.fc-timeline-event {
    height: 100% !important;
    border-radius: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

/* Ensure the inner content fills the event */
.fc-timeline-event .fc-event-main {
    height: 100% !important;
    padding: 0 !important;
    display: flex;
    align-items: center;
}

/* Force lane frame to occupy full height of the cell */
.fc-timeline-lane-frame {
    height: 100% !important;
    min-height: 100% !important;
}