/*
 * Sukud Component Styles
 * Custom UI components: buttons, cards, inputs, badges, etc.
 */

/* ========================================
 * BUTTONS
 * ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn:active {
    transform: scale(0.97);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Primary Button */
.btn-primary {
    background: var(--color-accent-primary);
    color: var(--color-text-inverse);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-accent-primary-hover);
    box-shadow: var(--shadow-md), var(--shadow-glow);
    transform: translateY(-1px);
}

/* Secondary Button */
.btn-secondary {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

/* Success Button */
.btn-success {
    background: var(--color-success);
    color: var(--color-text-inverse);
}

.btn-success:hover:not(:disabled) {
    background: var(--color-accent-secondary-hover);
    box-shadow: var(--shadow-md), var(--shadow-glow-success);
}

/* Danger Button */
.btn-danger {
    background: var(--color-error);
    color: var(--color-text-inverse);
}

.btn-danger:hover:not(:disabled) {
    background: #DC2626;
}

/* Error Button (alias for danger) */
.btn-error {
    background: var(--color-error);
    color: var(--color-text-inverse);
}

.btn-error:hover:not(:disabled) {
    background: #DC2626;
    box-shadow: var(--shadow-md);
}

/* Warning Button */
.btn-warning {
    background: var(--color-accent-primary);
    color: var(--color-text-inverse);
}

.btn-warning:hover:not(:disabled) {
    background: var(--color-accent-primary-hover);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

/* Outline Button Variants (for better dark mode visibility) */
.btn-outline-primary {
    background: transparent;
    color: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
}

.btn-outline-primary:hover:not(:disabled) {
    background: var(--color-accent-primary);
    color: var(--color-text-inverse);
}

.btn-outline-success {
    background: transparent;
    color: var(--color-success);
    border-color: var(--color-success);
}

.btn-outline-success:hover:not(:disabled) {
    background: var(--color-success);
    color: var(--color-text-inverse);
}

.btn-outline-error, .btn-outline-danger {
    background: transparent;
    color: var(--color-error);
    border-color: var(--color-error);
}

.btn-outline-error:hover:not(:disabled), .btn-outline-danger:hover:not(:disabled) {
    background: var(--color-error);
    color: var(--color-text-inverse);
}

.btn-outline-warning {
    background: transparent;
    color: var(--color-warning);
    border-color: var(--color-warning);
}

.btn-outline-warning:hover:not(:disabled) {
    background: var(--color-warning);
    color: var(--color-text-inverse);
}

.btn-outline-secondary {
    background: transparent;
    color: var(--color-text-secondary);
    border-color: var(--color-border);
}

.btn-outline-secondary:hover:not(:disabled) {
    background: var(--color-bg-tertiary);
    border-color: var(--color-text-secondary);
    color: var(--color-text-primary);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

/* Icon Button */
.btn-icon {
    padding: var(--space-3);
    width: 44px;
    height: 44px;
}

.btn-icon svg {
    width: 20px;
    height: 20px;
}

/* ========================================
 * APPLICATION ACTIONS (Approve/Reject)
 * ======================================== */
.application-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: flex-end;
    padding-top: var(--space-4);
    margin-top: var(--space-2);
    border-top: 1px solid var(--color-border);
}

@media (max-width: 640px) {
    .application-actions {
        flex-direction: column;
    }
    .application-actions .btn {
        width: 100%;
    }
}

/* ========================================
 * SEARCH GROUP (Stack on mobile)
 * ======================================== */
@media (max-width: 640px) {
    .search-group {
        flex-direction: column;
    }
    .search-group .search-input-wrapper,
    .search-group .btn {
        width: 100%;
    }
}

/* ========================================
 * DANGER ZONE ACTIONS (Stack on mobile)
 * ======================================== */
.danger-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
}

.danger-action p {
    margin-top: var(--space-1);
    font-size: 0.875rem;
}

@media (max-width: 640px) {
    .danger-action {
        flex-direction: column;
        align-items: stretch;
    }
    .danger-action .btn {
        width: 100%;
    }
}

/* ========================================
 * CARDS (Bento Style)
 * ======================================== */
.card {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
    padding: var(--space-4); /* Reduced from space-5 for compact UI */
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

/* Compact padding on mobile */
@media (max-width: 640px) {
    .card {
        padding: var(--space-3);
        border-radius: var(--radius-lg);
    }
}

.card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-static {
    transition: none !important;
}

.card-static:hover {
    transform: none;
    box-shadow: none;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.card-body {
    color: var(--color-text-secondary);
}

.card-footer {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

/* Card with Icon */
.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
    flex-shrink: 0;
}

/* Colored Card Variants */
.card-accent {
    background: linear-gradient(135deg, var(--color-accent-primary), var(--color-accent-primary-hover));
    border: none;
    color: var(--color-text-inverse);
}

.card-accent .card-title,
.card-accent .card-body {
    color: var(--color-text-inverse);
}

.card-success {
    background: var(--color-success-light);
    border-color: var(--color-success);
}

.card-warning {
    background: var(--color-warning-light);
    border-color: var(--color-warning);
}

/* ========================================
 * PROFILE CARDS (Netflix-style)
 * For Manage Profiles page
 * ======================================== */
.profile-cards-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    max-width: 700px;
    margin: 0 auto;
}

@media (min-width: 640px) {
    .profile-cards-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.profile-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    min-height: 200px;
}

button.profile-card {
    width: 100%;
    font-family: inherit;
    font-size: inherit;
}

.profile-card:hover {
    border-color: var(--card-color, var(--color-accent-primary));
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.profile-card--active {
    border-color: var(--card-color, var(--color-accent-primary));
    background: linear-gradient(
        135deg,
        rgba(var(--color-accent-primary-rgb, 139, 92, 246), 0.1) 0%,
        var(--color-bg-secondary) 100%
    );
}

.profile-card--active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--card-color, var(--color-accent-primary));
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.profile-card--add {
    border-style: dashed;
    border-color: var(--color-border);
    background: transparent;
}

.profile-card--add:hover {
    border-style: solid;
    background: var(--color-bg-tertiary);
}

.profile-card__icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--card-color, var(--color-accent-primary));
    color: var(--color-text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    transition: transform var(--transition-normal);
}

.profile-card:hover .profile-card__icon {
    transform: scale(1.05);
}

.profile-card__icon svg {
    width: 40px;
    height: 40px;
}

.profile-card__icon--add {
    background: var(--color-bg-tertiary);
    color: var(--color-text-tertiary);
    border: 2px dashed var(--color-border);
}

.profile-card--add:hover .profile-card__icon--add {
    background: var(--card-color, var(--color-accent-primary));
    color: var(--color-text-inverse);
    border-color: transparent;
}

.profile-card__name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.profile-card__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    background: var(--card-color, var(--color-accent-primary));
    color: var(--color-text-inverse);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
}

.profile-card__action {
    margin-top: auto;
}

.profile-card__action-link {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    background: none;
    border: none;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.profile-card--add:hover .profile-card__action-link {
    color: var(--card-color, var(--color-accent-primary));
}

.profile-card__info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.profile-card__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ========================================
 * FORM INPUTS
 * ======================================== */
.form-group {
    margin-bottom: var(--space-5);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
    border-color: var(--color-text-tertiary);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px var(--color-accent-primary-light);
    outline: none;
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--color-error);
}

/* Dropdown trigger button - like form-input but with reduced height */
.dropdown-trigger {
    width: 100%;
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
    line-height: 1.5;
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.dropdown-trigger:hover {
    border-color: var(--color-text-tertiary);
}

.dropdown-trigger:focus {
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px var(--color-accent-primary-light);
    outline: none;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin-top: var(--space-1);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-error);
    margin-top: var(--space-1);
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.form-check-input {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    appearance: none;
    background: var(--color-bg-secondary);
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E");
    background-size: 16px;
    background-position: center;
    background-repeat: no-repeat;
}

.form-check-input[type="radio"] {
    border-radius: var(--radius-full);
}

.form-check-input[type="radio"]:checked {
    background-image: none;
    box-shadow: inset 0 0 0 4px var(--color-bg-secondary);
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

/* ========================================
 * BADGES & TAGS
 * ======================================== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
}

.badge-success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.badge-error {
    background: var(--color-error-light);
    color: var(--color-error);
}

.badge-info {
    background: var(--color-info-light);
    color: var(--color-info);
}

.badge-missed {
    background: rgba(249, 115, 22, 0.15);
    color: #ea580c;
}

/* Rarity Badges (Achievements) */
.badge-common {
    background: rgba(156, 163, 175, 0.2);
    color: var(--color-rarity-common);
}

.badge-rare {
    background: rgba(59, 130, 246, 0.2);
    color: var(--color-rarity-rare);
}

.badge-epic {
    background: rgba(139, 92, 246, 0.2);
    color: var(--color-rarity-epic);
}

.badge-legendary {
    background: rgba(245, 158, 11, 0.2);
    color: var(--color-rarity-legendary);
}

/* Gamification Badges */
.badge-points {
    background: var(--color-gamify-gold-light);
    color: var(--color-gamify-gold);
}

.badge-xp {
    background: var(--color-gamify-xp-light);
    color: var(--color-gamify-xp);
}

.badge-streak {
    background: var(--color-gamify-streak-light);
    color: var(--color-gamify-streak);
}

/* ========================================
 * PROGRESS BAR
 * ======================================== */
.progress {
    height: 8px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent-primary), var(--color-accent-secondary));
    border-radius: var(--radius-full);
    transition: width 0.5s ease-out;
}

.progress-lg {
    height: 12px;
}

.progress-sm {
    height: 4px;
}

/* Progress with label */
.progress-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.progress-label {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ========================================
 * AVATAR
 * ======================================== */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
    overflow: hidden;
}

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

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-xs);
}

.avatar-lg {
    width: 56px;
    height: 56px;
    font-size: var(--font-size-lg);
}

.avatar-xl {
    width: 80px;
    height: 80px;
    font-size: var(--font-size-2xl);
}

/* Profile Avatar - Large size for profile pages */
.profile-avatar-container {
    width: 128px;
    height: 128px;
    max-width: 128px;
    max-height: 128px;
    border-radius: var(--radius-full);
    background: var(--color-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
    border: 4px solid var(--color-border);
    box-shadow: var(--shadow-md);
}

.profile-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.profile-avatar-initials {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    background: var(--color-accent-primary-light);
}

.profile-avatar-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    background: var(--color-accent-primary-light);
}

/* ========================================
 * DROPDOWN
 * ======================================== */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.dropdown.active .dropdown-menu,
.dropdown:focus-within .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(4px);
}

/* Left-aligned dropdown variant */
.dropdown--left .dropdown-menu {
    left: 0;
    right: auto;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--color-bg-tertiary);
}

.dropdown-item.active {
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
}

.dropdown-divider {
    height: 1px;
    margin: var(--space-2) 0;
    background: var(--color-border);
}

.dropdown-item--action {
    color: var(--color-accent-primary);
    font-weight: var(--font-weight-medium);
}

.dropdown-item--action:hover {
    background: var(--color-accent-primary-light);
}

/* ========================================
 * NOTIFICATION BELL
 * ======================================== */
.notification-bell {
    position: relative;
    overflow: visible;
}

/* Override the default .btn overflow:hidden to allow badge to show outside button */
.notification-bell .btn {
    overflow: visible;
}

.notification-count {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 18px;
    height: 18px;
    padding: 0 var(--space-1);
    background: var(--color-error);
    color: var(--color-text-inverse);
    font-size: 10px;
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
    z-index: 10;
    pointer-events: none;
}

/* Notification Dropdown */
.notification-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: var(--space-2);
    width: 340px;
    max-width: calc(100vw - 2rem);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-dropdown);
    overflow: hidden;
}

.notification-dropdown-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-tertiary);
}

.notification-dropdown-body {
    max-height: 320px;
    overflow-y: auto;
}

.notification-item {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    text-decoration: none;
    color: inherit;
    transition: background var(--transition-fast);
}

.notification-item:hover {
    background: var(--color-bg-hover);
}

.notification-item:last-child {
    border-bottom: none;
}

.notification-item--unread {
    background: var(--color-primary-light);
}

.notification-item--unread:hover {
    background: var(--color-primary-light);
    filter: brightness(0.95);
}

.notification-item-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notification-item-icon--info {
    background: var(--color-info-light);
    color: var(--color-info);
}

.notification-item-icon--success {
    background: var(--color-success-light);
    color: var(--color-success);
}

.notification-item-icon--warning {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.notification-item-icon--error {
    background: var(--color-error-light);
    color: var(--color-error);
}

.notification-item-content {
    flex: 1;
    min-width: 0;
}

.notification-item-title {
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
    margin-bottom: 2px;
}

.notification-item-message {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    line-height: 1.4;
}

.notification-empty {
    padding: var(--space-8) var(--space-4);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.notification-dropdown-footer {
    padding: var(--space-3) var(--space-4);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-tertiary);
    text-align: center;
}

.notification-dropdown-footer a {
    font-size: 0.875rem;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
}

.notification-dropdown-footer a:hover {
    text-decoration: underline;
}

/* Close button hidden by default (shown on mobile) */
.notification-dropdown-close {
    display: none;
}

/* Mobile: Full-screen notification dropdown */
@media (max-width: 768px) {
    .notification-dropdown {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        max-width: 100%;
        margin-top: 0;
        border-radius: 0;
        border: none;
        display: flex;
        flex-direction: column;
    }
    
    .notification-dropdown-header {
        padding: var(--space-4);
        flex-shrink: 0;
    }
    
    .notification-dropdown-body {
        flex: 1;
        max-height: none;
        overflow-y: auto;
    }
    
    .notification-dropdown-footer {
        flex-shrink: 0;
        padding: var(--space-4);
    }
    
    .notification-dropdown-close {
        display: flex;
    }
}

/* ========================================
 * TOUR MODE BANNER
 * ======================================== */
.tour-mode-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: 6px var(--space-4);
    background: #000000;
    color: white;
    font-size: 0.8125rem;
    font-weight: 500;
}

.tour-mode-banner__text {
    display: flex;
    align-items: center;
    gap: 6px;
}

.tour-mode-banner__text svg {
    opacity: 0.9;
}

.tour-mode-banner__exit {
    color: white;
    text-decoration: underline;
    font-size: 0.75rem;
    opacity: 0.9;
    transition: opacity 0.15s ease;
}

.tour-mode-banner__exit:hover {
    opacity: 1;
}

/* Adjust app layout when tour mode is active */
body:has(.tour-mode-banner) .app-layout {
    padding-top: 32px;
}

body:has(.tour-mode-banner) .app-sidebar {
    top: 32px;
    height: calc(100vh - 32px);
}

body:has(.tour-mode-banner) .app-header {
    top: 32px;
}

/* For browsers that don't support :has() */
.tour-mode-active .app-layout {
    padding-top: 32px;
}

.tour-mode-active .app-sidebar {
    top: 32px;
    height: calc(100vh - 32px);
}

.tour-mode-active .app-header {
    top: 32px;
}

/* ========================================
 * TOAST NOTIFICATIONS
 * ======================================== */
.toast-container {
    position: fixed;
    top: var(--space-4);
    right: var(--space-4);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    max-width: 400px;
    animation: slideInRight 0.3s ease-out;
}

.toast-clickable {
    cursor: pointer;
}

.toast-clickable:hover {
    background: var(--color-bg-tertiary);
}

.toast-success {
    border-left: 4px solid var(--color-success);
}

.toast-error {
    border-left: 4px solid var(--color-error);
}

.toast-warning {
    border-left: 4px solid var(--color-warning);
}

.toast-info {
    border-left: 4px solid var(--color-info);
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

.toast-message {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.toast-close {
    padding: var(--space-1);
    color: var(--color-text-tertiary);
    cursor: pointer;
}

.toast-close:hover {
    color: var(--color-text-primary);
}

/* ========================================
 * STAT CARD (Gamification)
 * ======================================== */
.stat-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-4);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
}

.stat-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

/* ========================================
 * EMPTY STATE
 * ======================================== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12);
    text-align: center;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-6);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
}

.empty-state-text {
    color: var(--color-text-secondary);
    max-width: 400px;
    margin-bottom: var(--space-6);
}

/* Empty state mobile responsiveness */
@media (max-width: 640px) {
    .empty-state {
        padding: var(--space-6);
        min-height: auto;
    }
    
    .empty-state .btn-lg {
        max-width: 180px;
        padding: var(--space-3) var(--space-4);
        font-size: var(--font-size-sm);
        white-space: normal;
        line-height: 1.4;
        text-align: center;
    }
    
    .empty-state .btn-lg svg {
        display: none;
    }
}

/* ========================================
 * LOADING SPINNER
 * ======================================== */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 16px;
    height: 16px;
    border-width: 2px;
}

.spinner-lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
}

/* HTMX loading indicator */
.htmx-indicator {
    opacity: 0;
    transition: opacity 0.2s ease-out;
}

.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator {
    opacity: 1;
}

/* ========================================
 * DIVIDER
 * ======================================== */
.divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--space-4) 0;
}

.divider-vertical {
    width: 1px;
    height: auto;
    align-self: stretch;
    background: var(--color-border);
    margin: 0 var(--space-4);
}

/* ========================================
 * INPUT WITH ICON (Password Toggle)
 * ======================================== */
.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon .form-input {
    padding-right: 48px;
}

.input-icon-btn {
    position: absolute;
    right: 4px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.input-icon-btn:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-tertiary);
}

.input-icon-btn svg {
    width: 20px;
    height: 20px;
}

/* ========================================
 * CUSTOM SELECT (Modern Dropdown)
 * ======================================== */
.custom-select {
    position: relative;
    width: 100%;
}

/* ========================================
 * FILTERS (Shared)
 * ======================================== */
.filters-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-4);
}

.filters-form {
    display: block;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
}

@media (max-width: 640px) {
    .filters-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 1024px) {
    .filters-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.filter-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.custom-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
}

.custom-select-trigger:hover {
    border-color: var(--color-text-tertiary);
}

.custom-select-trigger:focus,
.custom-select.open .custom-select-trigger {
    border-color: var(--color-accent-primary);
    box-shadow: 0 0 0 3px var(--color-accent-primary-light);
    outline: none;
}

.custom-select-trigger .select-value {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.custom-select-trigger .select-value svg {
    width: 18px;
    height: 18px;
    color: var(--color-accent-primary);
}

.custom-select-trigger .select-arrow {
    transition: transform var(--transition-fast);
    color: var(--color-text-tertiary);
}

.custom-select-trigger .select-arrow svg {
    width: 18px;
    height: 18px;
}

.custom-select.open .select-arrow {
    transform: rotate(180deg);
}

.custom-select-options {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    max-height: 200px;
    overflow-y: auto;
}

.custom-select.open .custom-select-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.custom-select-option {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.custom-select-option:first-child {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.custom-select-option:last-child {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.custom-select-option:hover {
    background: var(--color-bg-tertiary);
}

.custom-select-option.selected {
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
}

.custom-select-option svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.custom-select-option .option-label {
    flex: 1;
}

.custom-select-option .option-check {
    opacity: 0;
    color: var(--color-accent-primary);
}

.custom-select-option.selected .option-check {
    opacity: 1;
}

/* Hidden native select for form submission */
.custom-select input[type="hidden"],
.custom-select select.native-select {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

/* Form select styling (native but styled) */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 44px;
    cursor: pointer;
}

.form-select option {
    padding: var(--space-2);
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.form-select-sm {
    padding: var(--space-2) var(--space-3);
    padding-right: 36px;
    font-size: var(--font-size-sm);
    background-position: right 8px center;
}

/* ========================================
 * BADGE SECONDARY (Neutral/Pending state)
 * ======================================== */
.badge-secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

/* ========================================
 * COURSE ROADMAP
 * Visual timeline for curriculum progress
 * ======================================== */
.roadmap {
    padding: 0;
}

.roadmap-subject-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

/* Stat Icons */
.roadmap-stat-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.roadmap-stat-icon--lessons {
    background: var(--color-info-light);
    color: var(--color-info);
}

.roadmap-stat-icon--topics {
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
}

.roadmap-stat-icon--covered {
    background: var(--color-success-light);
    color: var(--color-success);
}

/* Lesson Container */
.roadmap-lesson {
    position: relative;
    margin-bottom: var(--space-4);
    padding: 0;
}

.roadmap-lesson--last {
    margin-bottom: 0;
}

/* Node (Lesson or Topic row) */
.roadmap-node {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    outline: none !important;
    transition: none !important;
}

.roadmap-node:hover,
.roadmap-node:focus {
    /* No hover or focus effects */
}

.roadmap-node--lesson {
    margin-bottom: var(--space-2);
}

/* Vertical connecting line from lesson dot downward */
.roadmap-line {
    position: absolute;
    left: 10px;
    top: 20px;
    bottom: calc(-1 * var(--space-4));
    width: 2px;
    background: var(--color-border);
}

/* Dots */
.roadmap-dot {
    position: relative;
    width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
    z-index: 1;
    border: 3px solid;
    transition: all var(--transition-fast);
}

.roadmap-dot--lesson {
    /* Color set inline via subject.color */
}

.roadmap-dot--covered {
    background: var(--color-success);
    border-color: var(--color-success);
}

.roadmap-dot--pending {
    background: var(--color-bg-secondary);
    border-color: var(--color-border);
}

.roadmap-dot--missed {
    background: #f97316;
    border-color: #ea580c;
}

.roadmap-dot--inline {
    width: 12px;
    height: 12px;
    border-width: 2px;
    display: inline-block;
    vertical-align: middle;
}

/* Content area */
.roadmap-content {
    flex: 1;
    min-width: 0;
    padding-top: 1px;
}

.roadmap-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
    line-height: var(--line-height-tight);
}

.roadmap-desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin: var(--space-1) 0 0;
}

.roadmap-meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin-top: var(--space-1);
}

/* Children (topics under lesson) */
.roadmap-children {
    margin-left: 10px;
    padding-left: var(--space-3);
    border-left: 2px solid var(--color-border);
}

.roadmap-node--topic {
    padding: var(--space-2);
    margin-bottom: var(--space-2);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    outline: none !important;
    transition: none !important;
}

.roadmap-node--topic:hover,
.roadmap-node--topic:focus {
    /* No hover or focus effects */
}

.roadmap-node--topic:last-child {
    margin-bottom: 0;
}

.roadmap-node--topic .roadmap-dot {
    width: 12px;
    height: 12px;
    border-width: 2px;
    margin-top: 3px;
}

/* Horizontal branch line to topic */
.roadmap-branch {
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 2px;
    background: var(--color-border);
}

.roadmap-content--topic {
    padding-top: 0;
}

.roadmap-topic-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.roadmap-topic-meta {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-1);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.roadmap-topic-meta span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
}

/* Text utility for gamification colors */
.text-gamify-gold {
    color: var(--color-gamify-gold);
}

/* ========================================
 * MODAL / DIALOG
 * Styles for HTML5 dialog elements
 * ======================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    padding: var(--space-4);
    background: transparent;
    border: none;
    max-width: 100vw;
    max-height: 100vh;
    width: 100%;
    height: 100%;
    /* Hidden by default - browser handles this with [open] */
    display: none;
}

/* When dialog is open, use flex for centering */
.modal[open] {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal::backdrop {
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal-box {
    position: relative;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-xl);
    max-width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.2s ease-out;
    z-index: 1;
}

.modal-box.max-w-sm {
    width: 384px;
}

.modal-box.max-w-md {
    width: 448px;
}

.modal-box.max-w-lg {
    width: 512px;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    z-index: 0;
    cursor: pointer;
    background: transparent;
}

.modal-backdrop button {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    cursor: pointer;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ========================================
 * AVATAR UTILITIES
 * Fixed size avatar containers
 * ======================================== */
.avatar {
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
}

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

.avatar-xs {
    width: 24px;
    height: 24px;
    min-width: 24px;
    min-height: 24px;
    font-size: var(--font-size-xs);
}

.avatar-sm {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    font-size: var(--font-size-sm);
}

.avatar-md {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    font-size: var(--font-size-base);
}

.avatar-lg {
    width: 48px;
    height: 48px;
    min-width: 48px;
    min-height: 48px;
    font-size: var(--font-size-lg);
}

.avatar-xl {
    width: 64px;
    height: 64px;
    min-width: 64px;
    min-height: 64px;
    font-size: var(--font-size-xl);
}

/* ========================================
 * ACCORDION / EXPANDABLE ROWS
 * ======================================== */
.accordion-row {
    border-bottom: 1px solid var(--color-border);
}

.accordion-row:last-child {
    border-bottom: none;
}

.accordion-header {
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--space-2);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: background var(--transition-fast);
}

.accordion-header:hover {
    background: var(--color-bg-tertiary);
}

.accordion-chevron {
    width: 16px;
    height: 16px;
    margin-right: var(--space-2);
    color: var(--color-text-tertiary);
    transition: transform var(--transition-normal);
    flex-shrink: 0;
}

.accordion-row.open .accordion-chevron {
    transform: rotate(90deg);
}

.accordion-content {
    display: grid;
    grid-template-rows: 0fr;
    padding: 0 var(--space-2) 0 calc(var(--space-2) + 16px + var(--space-2));
    /* background: var(--color-bg-tertiary); */
    transition: grid-template-rows var(--transition-normal), padding var(--transition-normal);
    overflow: hidden;
}

.accordion-content > div {
    overflow: hidden;
}

.accordion-row.open .accordion-content {
    grid-template-rows: 1fr;
    padding: 0 var(--space-2) var(--space-2) calc(var(--space-2) + 16px + var(--space-2));
}

/* Parent Row Grid Layout */
.parent-row-grid {
    display: grid;
    grid-template-columns: auto 1fr auto auto minmax(100px, 120px);
    align-items: center;
    gap: var(--space-3);
    width: 100%;
}

.parent-col-chevron,
.parent-col-info,
.parent-col-count,
.parent-col-contact,
.parent-col-date {
    min-width: 0;
}

.parent-col-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
}

.parent-col-count,
.parent-col-contact,
.parent-col-date {
    font-size: var(--font-size-sm);
}

.parent-col-date {
    color: var(--color-text-tertiary);
    text-align: right;
}

/* Responsive: Hide extra columns on mobile */
@media (max-width: 768px) {
    .parent-row-grid {
        grid-template-columns: auto 1fr auto;
        gap: var(--space-2);
    }
    
    .parent-col-contact,
    .parent-col-date {
        display: none;
    }
}

/* ========================================
 * TIMELINE COMPONENTS
 * For calendar/month groupings
 * ======================================== */
.timeline-section {
    margin-bottom: var(--space-6);
}

.timeline-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-2);
    border-bottom: 2px solid var(--color-border);
}

.timeline-month {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.timeline-badge {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--space-3);
}

.timeline-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    text-align: center;
    transition: all var(--transition-fast);
    text-decoration: none;
    color: inherit;
}

.timeline-card:hover {
    border-color: var(--color-accent-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.timeline-card-avatar {
    margin: 0 auto var(--space-2);
}

.timeline-card-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.timeline-card-status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
}

.timeline-card-status--sent {
    background: var(--color-success-light);
    color: var(--color-success);
}

.timeline-card-status--draft {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.timeline-card-status--pending {
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

.timeline-card-score {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent-primary);
    margin-top: var(--space-2);
}

.timeline-card-trend {
    font-size: var(--font-size-xs);
    margin-left: var(--space-1);
}

.timeline-card-trend--up {
    color: var(--color-success);
}

.timeline-card-trend--down {
    color: var(--color-error);
}

.timeline-card-trend--same {
    color: var(--color-text-tertiary);
}

/* ========================================
 * TAB NAVIGATION
 * Horizontal tabs for filtering
 * ======================================== */
.tabs {
    display: flex;
    gap: var(--space-1);
    background: var(--color-bg-tertiary);
    padding: var(--space-1);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    max-width: 100%;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none; /* Firefox */
}

/* Hide tabs on mobile when .hidden class is also present */
.tabs.hidden {
    display: none;
}

@media (min-width: 768px) {
    .tabs.hidden.md\:flex {
        display: flex;
    }
}

.tabs::-webkit-scrollbar {
    display: none; /* Chrome, Safari */
}

.tab {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.tab:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
}

.tab.active {
    color: var(--color-accent-primary);
    background: var(--color-bg-secondary);
    box-shadow: var(--shadow-sm);
}

.tab-icon {
    width: 16px;
    height: 16px;
}

.tab-count {
    font-size: var(--font-size-xs);
    padding: 0 var(--space-2);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}

.tab.active .tab-count {
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
}

/* ========================================
 * TIP CARD (Daily Tips)
 * ======================================== */
.tip-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    transition: all var(--transition-fast);
}

.tip-card:hover {
    border-color: var(--color-accent-primary);
}

.tip-card--active {
    border-color: var(--color-success);
    border-width: 2px;
    background: linear-gradient(135deg, var(--color-success-light) 0%, var(--color-bg-secondary) 100%);
}

.tip-card--scheduled {
    border-color: var(--color-info);
    border-left-width: 4px;
}

.tip-card--draft {
    border-style: dashed;
    opacity: 0.8;
}

.tip-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.tip-card-category {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-full);
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

.tip-card-category--fun-fact {
    background: var(--color-info-light);
    color: var(--color-info);
}

.tip-card-category--study-tip {
    background: var(--color-accent-primary-light);
    color: var(--color-accent-primary);
}

.tip-card-category--motivation {
    background: var(--color-success-light);
    color: var(--color-success);
}

.tip-card-category--reminder {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.tip-card-content {
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-3);
}

.tip-card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

.tip-card-stats {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.tip-card-stat {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.tip-card-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* ========================================
 * STUDENT ROW (for parent's student list)
 * ======================================== */
.student-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-1);
}

.student-row:last-child {
    margin-bottom: 0;
}

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

.student-row-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.student-row-id {
    font-size: var(--font-size-xs);
    font-family: var(--font-family-mono);
    color: var(--color-text-tertiary);
}

.student-row-stats {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.student-row-stat {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

/* ========================================
 * OVERFLOW CARD ("+X more")
 * ======================================== */
.overflow-card {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.overflow-card:hover {
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
    background: var(--color-accent-primary-light);
}

/* ========================================
 * PROGRESS BAR MINI (compact inline)
 * ======================================== */
.progress-mini {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.progress-mini-bar {
    flex: 1;
    height: 6px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-mini-fill {
    height: 100%;
    background: var(--color-accent-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.progress-mini-fill--success {
    background: var(--color-success);
}

.progress-mini-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    min-width: 36px;
    text-align: right;
}

/* ========================================
 * ICON SELECTOR
 * ======================================== */
.icon-selector {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.icon-selector-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.icon-selector-btn:hover {
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
}

.icon-selector-btn.selected {
    background: var(--color-bg-elevated);
    border-color: var(--color-accent-primary);
    color: var(--color-accent-primary);
    box-shadow: var(--shadow-sm);
}

/* ========================================
 * COLOR PICKER (Custom)
 * ======================================== */
.color-picker {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    min-height: 170px;
    align-content: start;
}

.color-picker-swatch {
    width: 100%;
    height: 40px;
    border-radius: var(--radius-md);
    border: 3px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.color-picker-swatch:hover {
    transform: scale(1.1);
}

.color-picker-swatch.selected {
    border-color: var(--color-text-primary);
    box-shadow: var(--shadow-md);
}

.color-picker-swatch.selected::after {
    content: '✓';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

.color-picker-custom {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 2px dashed var(--color-border);
    cursor: pointer;
    overflow: hidden;
    position: relative;
}

.color-picker-custom input[type="color"] {
    position: absolute;
    inset: -8px;
    width: calc(100% + 16px);
    height: calc(100% + 16px);
    cursor: pointer;
    border: none;
    padding: 0;
}

/* ========================================
 * CONFIRMATION MODAL
 * ======================================== */
.confirmation-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
    animation: modalFadeIn 0.2s ease-out;
}

.confirmation-modal {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 400px;
    width: 90%;
    overflow: hidden;
    animation: modalSlideUp 0.3s ease-out;
}

.confirmation-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.confirmation-modal__title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.confirmation-modal__title--danger {
    color: var(--color-error);
}

.confirmation-modal__title--warning {
    color: var(--color-warning);
}

.confirmation-modal__title--info {
    color: var(--color-accent-primary);
}

.confirmation-modal__title--success {
    color: var(--color-success);
}

.confirmation-modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.confirmation-modal__close:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.confirmation-modal__body {
    padding: var(--space-4);
}

.confirmation-modal__message {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.confirmation-modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-2);
    padding: var(--space-4);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-tertiary);
}

/* Modal Animations */
@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Dark Mode Confirmation Modal */
[data-theme="dark"] .confirmation-modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .confirmation-modal__footer {
    background: var(--color-bg-primary);
}

[data-theme="dark"] .confirmation-modal__footer .btn-ghost {
    color: var(--color-text-primary);
}

[data-theme="dark"] .confirmation-modal__footer .btn-ghost:hover {
    background: var(--color-bg-secondary);
}

/* Mobile Responsive Modal */
@media (max-width: 640px) {
    .confirmation-modal {
        max-width: 100%;
        width: 95%;
        border-radius: var(--radius-md);
    }
    
    .confirmation-modal__footer {
        flex-direction: column-reverse;
    }
    
    .confirmation-modal__footer .btn {
        width: 100%;
    }
}

/* ========================================
 * MOBILE RESPONSIVE - ICON SELECTOR & COLOR PICKER
 * ======================================== */
@media (max-width: 480px) {
    .icon-selector {
        grid-template-columns: repeat(6, 1fr);
        gap: var(--space-1);
        padding: var(--space-2);
    }
    
    .icon-selector-btn {
        width: 36px;
        height: 36px;
        padding: var(--space-1);
    }
    
    .color-picker {
        gap: var(--space-1);
        padding: var(--space-2);
    }
    
    .color-picker-swatch {
        width: 32px;
        height: 32px;
    }
    
    .color-picker-custom {
        width: 32px;
        height: 32px;
    }
}

@media (max-width: 360px) {
    .icon-selector {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .icon-selector-btn {
        width: 32px;
        height: 32px;
    }
    
    .color-picker-swatch {
        width: 28px;
        height: 28px;
    }
}

/* ========================================
 * TIP CAROUSEL
 * ======================================== */
.tip-carousel {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-4) var(--space-5);
    position: relative;
    overflow: hidden;
}

.tip-carousel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(16, 185, 129, 0.05));
    pointer-events: none;
}

.tip-carousel-content {
    position: relative;
    min-height: 60px;
    overflow: hidden;
}

.tip-slide {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    /* Absolute positioning so slides stack on top of each other during transition */
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1;
}

/* Active slide should be relative to maintain container height */
.tip-slide-active {
    position: relative;
    z-index: 2;
}

.tip-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-primary);
    border-radius: var(--radius-lg);
    color: white;
}

.tip-text {
    flex: 1;
    min-width: 0;
}

.tip-label {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-1);
}

.tip-content {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    line-height: 1.4;
}

.tip-carousel-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-3);
    gap: var(--space-3);
}

.tip-dots {
    display: flex;
    gap: var(--space-2);
}

.tip-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-border);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tip-dot.active {
    background: var(--color-accent-primary);
    transform: scale(1.2);
}

.tip-dot:hover:not(.active) {
    background: var(--color-text-tertiary);
}

.tip-nav {
    display: flex;
    gap: var(--space-1);
}

.tip-nav-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tip-nav-btn:hover {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: white;
}

.tip-dismiss {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-tertiary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tip-dismiss:hover {
    background: var(--color-error);
    color: white;
}

@media (max-width: 640px) {
    .tip-carousel {
        padding: var(--space-3) var(--space-4);
    }
    
    .tip-icon {
        width: 36px;
        height: 36px;
    }
    
    .tip-content {
        font-size: var(--font-size-sm);
    }
}

/* ========================================
 * TOPIC SELECTOR (Quiz Form, Class Session Form)
 * ======================================== */
.topics-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-3);
    max-height: 350px;
    overflow-y: auto;
}

.topic-lesson-group {
    padding: var(--space-2);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
}

.topic-lesson-title {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-2);
}

.topic-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.topic-checkbox {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

.topic-checkbox:hover {
    background: rgba(255, 255, 255, 0.05);
}

.topic-checkbox input {
    display: none;
}

.topic-checkbox-box {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: transparent;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.topic-checkbox input:checked + .topic-checkbox-box {
    background: var(--color-accent-primary);
    border-color: var(--color-accent-primary);
    color: white;
}

.topic-checkbox-label {
    font-size: var(--font-size-sm);
}

@media (max-width: 640px) {
    .topics-container {
        grid-template-columns: 1fr;
        max-height: 280px;
    }
}

/* ========================================
 * BACK LINK - Navigation utility
 * ======================================== */
.back-link {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: var(--space-4);
}

.back-link:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-tertiary);
}

.back-link svg {
    flex-shrink: 0;
}

/* ========================================
 * PAGE ACTION ROW - Top bar with back link and actions
 * ======================================== */
.page-action-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.page-action-row .back-link {
    margin-bottom: 0;
}

/* ========================================
 * GLOBAL CONFIRMATION MODAL
 * Reusable modal for confirm/alert dialogs
 * ======================================== */
.global-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(2px);
    animation: globalModalFadeIn 0.2s ease-out;
}

.global-modal-overlay[hidden] {
    display: none;
}

.global-modal {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 400px;
    width: 90%;
    overflow: hidden;
    animation: globalModalSlideUp 0.3s ease-out;
}

.global-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.global-modal__title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.global-modal__title--danger {
    color: var(--color-error);
}

.global-modal__title--warning {
    color: var(--color-accent-primary);
}

.global-modal__title--info {
    color: var(--color-primary);
}

.global-modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.global-modal__close:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.global-modal__body {
    padding: var(--space-4);
}

.global-modal__message {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.global-modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-2);
    padding: var(--space-4);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-tertiary);
}

/* Modal Animations */
@keyframes globalModalFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

/* Dark Mode Specific Styles */
[data-theme="dark"] .global-modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

[data-theme="dark"] .global-modal__footer {
    background: var(--color-bg-primary);
    border-top-color: var(--color-border);
}

/* ========================================
 * MEDIA LIGHTBOX
 * Full-screen media viewer for images, PDFs, videos, audio
 * ======================================== */
.media-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.media-lightbox[hidden] {
    display: none;
}

.media-lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(4px);
}

.media-lightbox__container {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    max-width: 100vw;
    max-height: 100vh;
    padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}

.media-lightbox__close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    z-index: 10;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: var(--radius-full);
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.media-lightbox__close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

/* Navigation arrows - hidden for immersive fullscreen experience */
.media-lightbox__nav {
    display: none !important;
}

/* Content area - completely fullscreen, no padding */
.media-lightbox__content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    overflow: hidden;
}

/* Image viewer with pinch-to-zoom */
.media-lightbox__image-viewer {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.media-lightbox__image-viewer[hidden] {
    display: none;
}

.media-lightbox__image-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    overflow: hidden;
    touch-action: none; /* We handle touch ourselves for pinch zoom */
    cursor: grab;
    user-select: none;
}

.media-lightbox__image-container.is-dragging {
    cursor: grabbing;
}

.media-lightbox__image-container.is-zoomed-in {
    cursor: grab;
}

.media-lightbox__image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 0;
    transform-origin: center center;
    transition: none; /* No transition during pan/zoom for 60fps */
    will-change: transform;
    pointer-events: none; /* Prevent image drag */
}

.media-lightbox__image.is-animating {
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Zoom controls */
.media-lightbox__zoom-controls {
    position: fixed;
    bottom: calc(var(--space-6) + env(safe-area-inset-bottom));
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: rgba(0, 0, 0, 0.7);
    border-radius: var(--radius-full);
    backdrop-filter: blur(8px);
    z-index: 10;
}

.media-lightbox__zoom-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: var(--radius-full);
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.media-lightbox__zoom-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    color: white;
}

.media-lightbox__zoom-btn:active {
    transform: scale(0.95);
}

.media-lightbox__zoom-level {
    min-width: 50px;
    text-align: center;
    font-size: var(--font-size-sm);
    color: white;
    font-weight: 500;
}

.media-lightbox__recenter-btn {
    margin-left: 0;
    border-left: none;
    padding-left: 0;
}

/* Hide download button in zoom controls - download from main page instead */
.media-lightbox__download-btn {
    display: none !important;
}

/* PDF viewer - fullscreen */
.media-lightbox__pdf-viewer {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
    max-width: 100%;
    background: var(--color-bg-primary);
    border-radius: 0;
    overflow: hidden;
}

.media-lightbox__pdf-viewer[hidden] {
    display: none;
}

.media-lightbox__pdf-toolbar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.media-lightbox__pdf-page-info,
.media-lightbox__pdf-zoom {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    min-width: 80px;
    text-align: center;
}

.media-lightbox__pdf-canvas-container {
    flex: 1;
    overflow: auto;
    display: flex;
    justify-content: center;
    padding: var(--space-4);
    background: var(--color-bg-tertiary);
}

.media-lightbox__pdf-canvas {
    max-width: 100%;
    box-shadow: var(--shadow-lg);
}

/* Video player */
.media-lightbox__video-player {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.media-lightbox__video-player[hidden] {
    display: none;
}

.media-lightbox__video {
    max-width: 100%;
    max-height: 100%;
    border-radius: 0;
    background: black;
}

/* Audio player */
.media-lightbox__audio-player {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    padding: var(--space-8);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    min-width: 300px;
}

.media-lightbox__audio-player[hidden] {
    display: none;
}

.media-lightbox__audio-icon {
    color: var(--color-accent-primary);
    opacity: 0.5;
}

.media-lightbox__audio {
    display: none; /* Hide native audio, we use custom controls */
}

/* Custom Audio Player */
.custom-audio-player {
    width: 100%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.audio-controls-main {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.audio-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: var(--space-2);
    border-radius: var(--radius-full);
}

.audio-btn:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-accent-primary);
}

.audio-btn--play {
    width: 48px;
    height: 48px;
    background: var(--color-accent-primary);
    color: white;
    flex-shrink: 0;
}

.audio-btn--play:hover {
    background: var(--color-accent-primary-hover);
    color: white;
    transform: scale(1.05);
}

.audio-btn--play.is-playing svg:first-child {
    display: none;
}

.audio-btn--play.is-playing::after {
    content: '';
    width: 16px;
    height: 16px;
    background: white;
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Crect x='6' y='4' width='4' height='16'%3E%3C/rect%3E%3Crect x='14' y='4' width='4' height='16'%3E%3C/rect%3E%3C/svg%3E");
    mask-size: contain;
    mask-repeat: no-repeat;
    mask-position: center;
}

/* Progress bar */
.audio-progress-container {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.audio-time {
    font-size: var(--font-size-xs);
    font-variant-numeric: tabular-nums;
    color: var(--color-text-secondary);
    min-width: 40px;
}

.audio-time--current {
    text-align: right;
}

.audio-time--duration {
    text-align: left;
}

.audio-progress-bar {
    flex: 1;
    padding: var(--space-2) 0;
    cursor: pointer;
}

.audio-progress-track {
    position: relative;
    height: 6px;
    background: var(--color-border);
    border-radius: var(--radius-full);
    overflow: visible;
}

.audio-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--color-accent-primary);
    border-radius: var(--radius-full);
    transition: width 0.1s linear;
}

.audio-progress-handle {
    position: absolute;
    top: 50%;
    left: 0%;
    width: 14px;
    height: 14px;
    background: var(--color-accent-primary);
    border: 2px solid white;
    border-radius: var(--radius-full);
    transform: translate(-50%, -50%);
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.audio-progress-bar:hover .audio-progress-handle,
.audio-progress-bar.is-dragging .audio-progress-handle {
    opacity: 1;
}

/* Secondary controls */
.audio-controls-secondary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.audio-volume-control {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.audio-btn--volume.is-muted svg {
    opacity: 0.5;
}

.audio-volume-bar {
    width: 80px;
    padding: var(--space-2) 0;
    cursor: pointer;
}

.audio-volume-track {
    position: relative;
    height: 4px;
    background: var(--color-border);
    border-radius: var(--radius-full);
}

.audio-volume-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: var(--color-accent-primary);
    border-radius: var(--radius-full);
}

.audio-speed-control {
    display: flex;
    align-items: center;
}

.audio-btn--speed {
    padding: var(--space-1) var(--space-3);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.audio-speed-label {
    font-variant-numeric: tabular-nums;
}

/* Mobile adjustments for audio player */
@media (max-width: 480px) {
    .media-lightbox__audio-player {
        min-width: 280px;
        padding: var(--space-6);
    }
    
    .audio-volume-bar {
        width: 60px;
    }
}

/* Footer - hidden for immersive fullscreen experience */
.media-lightbox__footer {
    display: none !important;
}

.media-lightbox__filename {
    font-size: var(--font-size-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
}

/* Mobile optimizations */
@media (max-width: 768px) {
    .media-lightbox__nav {
        width: 40px;
        height: 40px;
    }
    
    .media-lightbox__nav--prev {
        left: var(--space-2);
    }
    
    .media-lightbox__nav--next {
        right: var(--space-2);
    }
    
    .media-lightbox__pdf-toolbar {
        padding: var(--space-2);
        gap: var(--space-1);
    }
    
    .media-lightbox__pdf-toolbar .btn {
        padding: var(--space-2);
    }
    
    .media-lightbox__footer {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }
}

/* Material card improvements for gallery mode */
.material-preview-card[data-media-gallery] {
    cursor: pointer;
}

.material-preview-card[data-media-gallery]:hover .material-preview-area {
    transform: scale(1.02);
}

.material-preview-area {
    transition: transform var(--transition-fast);
}