/* Notification Styles */
.notification-dropdown {
    position: relative;
    display: inline-block;
}

.notification-btn {
    background-color: var(--neutral-card);
    color: var(--primary);
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow);
    font-size: 16px;
    position: relative;
}

.notification-btn:hover {
    background-color: rgba(5, 43, 89, 0.1);
}

.notification-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: #e74c3c;
    color: white;
    font-size: 10px;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--neutral-card);
}

.notification-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 45px;
    background-color: var(--neutral-card);
    width: 350px;
    max-height: 500px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    border-radius: var(--radius);
    border: 1px solid var(--neutral-border);
    z-index: 1001;
    overflow: hidden;
}

.notification-dropdown-menu.show {
    display: block;
}

.notification-header {
    padding: 15px;
    border-bottom: 1px solid var(--neutral-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-header h3 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

.mark-all-read {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.mark-all-read:hover {
    background-color: rgba(5, 43, 89, 0.05);
}

.notification-list {
    max-height: 400px;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.notification-list::-webkit-scrollbar {
    display: none;
}

.notification-item {
    padding: 15px;
    border-bottom: 1px solid rgba(234, 234, 234, 0.5);
    display: flex;
    gap: 10px;
    transition: var(--transition);
}

.notification-item.unread {
    background-color: rgba(33, 150, 243, 0.05);
    border-left: 3px solid #2196F3;
}

.notification-item:hover {
    background-color: rgba(5, 43, 89, 0.02);
}

.notification-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 3px;
}

.notification-icon.application {
    background-color: rgba(33, 150, 243, 0.1);
    color: #2196F3;
}

.notification-icon.payment {
    background-color: rgba(39, 174, 96, 0.1);
    color: #2b7452;
}

.notification-icon.urgent {
    background-color: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.notification-icon.system {
    background-color: rgba(149, 165, 166, 0.1);
    color: var(--neutral-text-light);
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--neutral-text);
    margin-bottom: 4px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.notification-title.unread {
    color: var(--primary);
}

.notification-desc {
    font-size: 12px;
    color: var(--neutral-text-light);
    line-height: 1.4;
    margin-bottom: 8px;
}

.notification-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-time {
    font-size: 11px;
    color: var(--neutral-text-lighter);
}

.notification-actions {
    display: flex;
    gap: 5px;
}

.notification-mark-read {
    background: none;
    border: 1px solid var(--neutral-border);
    color: var(--neutral-text-light);
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
}

.notification-mark-read:hover {
    background-color: rgba(5, 43, 89, 0.05);
    color: var(--primary);
}

.notification-footer {
    padding: 12px 15px;
    border-top: 1px solid var(--neutral-border);
    text-align: center;
    background-color: rgba(5, 43, 89, 0.02);
}

.view-all {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.view-all:hover {
    text-decoration: underline;
}

/* Deadline urgency colors */
.notification-icon.urgent,
.deadline-icon.urgent {
    background-color: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.notification-icon.warning,
.deadline-icon.warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: #f39c12;
}

.notification-icon.info,
.deadline-icon.info {
    background-color: rgba(52, 152, 219, 0.1);
    color: #3498db;
}

.notification-icon.normal,
.deadline-icon.normal {
    background-color: rgba(149, 165, 166, 0.1);
    color: #95a5a6;
}

.notification-title.urgent {
    color: #e74c3c;
}

.notification-title.warning {
    color: #f39c12;
}

.notification-title.info {
    color: #3498db;
}

/* Deadline list specific styles */
.deadline-list {
    max-height: 400px;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.deadline-list::-webkit-scrollbar {
    display: none;
}

/* New deadline structure styles */
.deadline-item {
    padding: 16px;
    border-bottom: 1px solid rgba(207, 207, 207, 0.8);
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all 0.2s ease;
}

.deadline-item:hover {
    background-color: rgba(5, 43, 89, 0.02);
}

.deadline-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.deadline-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 2px;
}

.deadline-title-section {
    flex: 1;
    min-width: 0;
}

.deadline-main-title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.deadline-title-text {
    font-weight: 700;
    font-size: 15px;
    color: var(--neutral-text);
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.deadline-status-badge {
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 600;
    white-space: nowrap;
    margin-top: -2px;
}

.deadline-status-badge.urgent {
    background-color: #e74c3c;
    color: white;
}

.deadline-status-badge.warning {
    background-color: #f39c12;
    color: white;
}

.deadline-status-badge.info {
    background-color: #3498db;
    color: white;
}

.deadline-status-badge.normal {
    background-color: #95a5a6;
    color: white;
}

.deadline-description {
    font-size: 12px;
    color: var(--neutral-text-light);
    line-height: 1.4;
    margin-top: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.deadline-mark-complete-small {
    width: 20px;
    height: 20px;
    border-radius: 6px;
    background-color: rgba(39, 174, 96, 0.1);
    color: #27ae60;
    border: 1px solid rgba(39, 174, 96, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    margin-top: -2px;
}

.deadline-mark-complete-small:hover {
    background-color: rgba(39, 174, 96, 0.2);
    transform: scale(1.05);
}

.deadline-mark-complete-small:active {
    transform: scale(0.95);
}

.deadline-mark-complete-small i {
    font-size: 10px;
}

.deadline-delete-small {
    width: 20px;
    height: 20px;
    border-radius: 6px;
    background-color: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
    margin-top: -2px;
}

.deadline-delete-small:hover {
    background-color: rgba(231, 76, 60, 0.2);
    transform: scale(1.05);
}

.deadline-delete-small:active {
    transform: scale(0.95);
}

.deadline-delete-small i {
    font-size: 10px;
}

.deadline-student-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.student-avatar-small {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 13px;
    flex-shrink: 0;
    overflow: hidden;
    border: 0.5px solid #052b59;
}

.student-avatar-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.student-details {
    flex: 1;
    min-width: 0;
}

.student-name {
    font-size: 11px;
    font-weight: 600;
    color: var(--neutral-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 1px;
}

.student-id {
    font-size: 10px;
    color: var(--neutral-text-lighter);
}

.deadline-date {
    font-size: 11px;
    color: var(--neutral-text-light);
    display: flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}

.deadline-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.deadline-status {
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-label {
    font-size: 11px;
    color: var(--neutral-text-light);
}

.status-value {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 10px;
}

.status-value.status-overdue {
    background-color: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.status-value.status-pending {
    background-color: rgba(52, 152, 219, 0.1);
    color: #3498db;
}

.status-value.status-unknown {
    background-color: rgba(149, 165, 166, 0.1);
    color: #95a5a6;
}

/* Remove old deadline-mark-complete button styles */
.deadline-mark-complete {
    display: none;
}

/* Modern AI Tools Button & Modal CSS */
.ai-tools-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: url('/assets/toolbar/button.png') center/cover;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 26px;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    z-index: 9998;
    transition: all 0.3s ease;
    border: none;
    outline: none;
    padding: 0;
    opacity: 0.85;
    transform: translate(25px, 25px);
}

.ai-tools-btn:hover {
    transform: translate(20px, 20px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    opacity: 1;
}

.ai-tools-btn:active {
    transform: translate(15px, 15px) scale(1.15);
}

.ai-tools-btn i {
    display: block;
}

.ai-tools-btn .tooltip {
    position: absolute;
    right: 70px;
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.ai-tools-btn:hover .tooltip {
    opacity: 1;
}

/* AI Tools Modal */
.ai-tools-modal {
    position: fixed;
    bottom: 70px;
    right: 20px;
    width: 340px;
    background: rgba(5,43,89,0.95); /* Brand color with slight transparency */
    border-radius: 16px;
    backdrop-filter: blur(10px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.25);
    border: 1px solid rgba(255,255,255,0.1);
    z-index: 9999;
    padding: 20px;
    display: none;
    animation: modalSlideUp 0.35s ease;
}

.ai-tools-modal.show {
    display: block;
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.ai-tool-card {
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.15);
    text-decoration: none;
    color: white;
    display: block;
    backdrop-filter: blur(6px);
}

.ai-tool-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.25);
    background: rgba(255,255,255,0.15);
    border-color: #efc864; /* subtle accent on hover */
}

.ai-tool-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 10px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    background: rgba(255,255,255,0.1);
    transition: all 0.3s ease;
}

.ai-tool-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.ai-tool-icon.fallback {
    background: white;
}

.ai-tool-name {
    font-size: 13px;
    font-weight: 500;
    color: white;
    margin-bottom: 4px;
}

.ai-tool-desc {
    font-size: 11px;
    color: rgba(255,255,255,0.7);
    line-height: 1.3;
}

.ai-tools-grid a[data-tool="whatsapp"] .ai-tool-icon {
    overflow: hidden;
    border-radius: 50%;
}

.ai-tools-grid a[data-tool="whatsapp"] .ai-tool-icon img {
    transform: scale(1.3);
    display: block;
}

.ai-tools-grid a[data-tool="meet"] .ai-tool-icon {
    overflow: hidden;
    border-radius: 50%;
}

.ai-tools-grid a[data-tool="console"] .ai-tool-icon img {
    transform: scale(0.7);
    display: block;
}

.ai-tools-grid a[data-tool="chatgpt"] .ai-tool-icon {
    overflow: hidden;
    border-radius: 50%;
    background: black;
}

.ai-tools-grid a[data-tool="chatgpt"] .ai-tool-icon img {
    transform: scale(0.8);
    display: block;
}

.ai-tool-icon {
    border: 0.5px solid #333; /* Dark gray for contrast */
}

/* Toast notifications */
.toast-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 12px 20px;
    background-color: #3b82f6;
    color: white;
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 9999;
    font-size: 13px;
    font-weight: 500;
    animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s;
    animation-fill-mode: forwards;
}

.toast-notification.toast-success {
    background-color: #10b981;
}

.toast-notification.toast-error {
    background-color: #ef4444;
}

.toast-notification.toast-warning {
    background-color: #f59e0b;
}

.toast-notification.toast-info {
    background-color: #3b82f6;
}

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}