.app-navbar {
    background-color: color-mix(in srgb, var(--color-surface) 84%, transparent) !important;
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--space-3) 0;
}

.app-navbar .navbar-brand {
    font-weight: 800;
    color: var(--color-text) !important;
    letter-spacing: -0.03em;
}

.app-navbar .nav-link {
    color: var(--color-text-muted) !important;
    border-radius: var(--radius-sm);
    transition: color var(--duration-fast) var(--ease-standard),
        background-color var(--duration-fast) var(--ease-standard);
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link.active {
    color: var(--color-text) !important;
    background-color: var(--color-surface-muted);
}

.app-navbar .theme-toggle-label {
    display: none;
}

.app-navbar .navbar-toggler {
    border: 0;
    border-radius: var(--radius-sm);
}

.app-navbar .navbar-toggler:focus {
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 22%, transparent);
}

.app-nav-user {
    background-color: var(--color-surface-muted);
}

.app-nav-logout-btn {
    text-decoration: none;
}

.app-nav-logout-btn:hover,
.app-nav-logout-btn:focus-visible {
    color: var(--color-danger) !important;
}

.card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background-color: var(--color-surface);
    box-shadow: var(--shadow-1);
    transition: transform var(--duration-base) var(--ease-standard),
        box-shadow var(--duration-base) var(--ease-standard);
}

.card:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-2);
}

.btn {
    border-radius: var(--radius-md);
    font-weight: 600;
    padding: 0.7rem 1.1rem;
    transition: all var(--duration-fast) var(--ease-standard);
}

.btn-primary {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: #fff;
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--color-accent-strong);
    border-color: var(--color-accent-strong);
    color: #fff;
}

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

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    color: #fff;
    background: var(--color-accent);
    border-color: var(--color-accent);
}

.badge {
    border-radius: 999px;
    padding: 0.4em 0.8em;
}

.form-control {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface-muted);
    color: var(--color-text);
}

.form-control:focus {
    background: var(--color-surface);
    border-color: color-mix(in srgb, var(--color-accent) 70%, var(--color-border));
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.form-select {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    background: var(--color-surface-muted);
    color: var(--color-text);
}

.form-select:focus {
    background: var(--color-surface);
    border-color: color-mix(in srgb, var(--color-accent) 70%, var(--color-border));
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.settings-label {
    color: var(--color-text-muted) !important;
}

.settings-select {
    background: var(--color-surface-muted);
    color: var(--color-text);
}

.settings-help-icon {
    color: var(--color-text-muted);
    line-height: 1;
}

.settings-help-icon:hover,
.settings-help-icon:focus-visible {
    color: var(--color-accent);
}

.upsell-banner {
    border: 1px solid color-mix(in srgb, var(--color-warning) 30%, var(--color-border));
    background: color-mix(in srgb, var(--color-warning) 8%, var(--color-surface));
}

.dashboard-action-card {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    height: 100%;
    transition: border-color var(--duration-fast) var(--ease-standard),
        box-shadow var(--duration-fast) var(--ease-standard),
        transform var(--duration-fast) var(--ease-standard);
}

.dashboard-action-card:hover {
    border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
    box-shadow: var(--shadow-2);
    transform: translateY(-3px) scale(1.01);
}

.dashboard-action-card--study {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-study) 8%, var(--color-surface)), var(--color-surface));
    border-color: color-mix(in srgb, var(--color-study) 25%, var(--color-border));
}
.dashboard-action-card--study .dashboard-action-icon {
    background: color-mix(in srgb, var(--color-study) 12%, transparent);
    color: var(--color-study);
}
.dashboard-action-card--study:hover {
    border-color: var(--color-study);
}

.dashboard-action-card--quiz {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-quiz) 8%, var(--color-surface)), var(--color-surface));
    border-color: color-mix(in srgb, var(--color-quiz) 25%, var(--color-border));
}
.dashboard-action-card--quiz .dashboard-action-icon {
    background: color-mix(in srgb, var(--color-quiz) 12%, transparent);
    color: var(--color-quiz);
}
.dashboard-action-card--quiz:hover {
    border-color: var(--color-quiz);
}

.dashboard-action-card--story {
    background: linear-gradient(135deg, color-mix(in srgb, var(--color-story) 8%, var(--color-surface)), var(--color-surface));
    border-color: color-mix(in srgb, var(--color-story) 25%, var(--color-border));
}
.dashboard-action-card--story .dashboard-action-icon {
    background: color-mix(in srgb, var(--color-story) 12%, transparent);
    color: var(--color-story);
}
.dashboard-action-card--story:hover {
    border-color: var(--color-story);
}

.dashboard-action-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-soft);
    color: var(--color-accent);
    flex-shrink: 0;
    transition: transform var(--duration-fast) var(--ease-standard);
}

.dashboard-action-card:hover .dashboard-action-icon {
    transform: scale(1.1) rotate(-3deg);
}

.dashboard-action-arrow {
    margin-left: auto;
    color: var(--color-text-muted);
}

.dashboard-action-inline {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-accent);
    font-weight: 600;
}

.dashboard-shell--polished {
    background: transparent;
}

.dashboard-header-card {
    border: 1px solid color-mix(in srgb, var(--color-border) 70%, var(--color-accent) 30%);
    box-shadow: 0 10px 30px color-mix(in srgb, var(--color-accent) 10%, transparent);
    background: linear-gradient(
        145deg,
        color-mix(in srgb, var(--color-surface) 92%, var(--color-accent-soft) 8%),
        var(--color-surface)
    );
}

.dashboard-about-btn {
    white-space: nowrap;
}

.dashboard-add-word-cta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    border-radius: var(--radius-lg);
    border: 1px solid color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--color-accent) 14%, var(--color-surface)),
        color-mix(in srgb, var(--color-accent-soft) 45%, var(--color-surface))
    );
    padding: var(--space-4);
    box-shadow: 0 10px 24px color-mix(in srgb, var(--color-accent) 18%, transparent);
    transition: transform var(--duration-fast) var(--ease-standard),
        box-shadow var(--duration-fast) var(--ease-standard),
        border-color var(--duration-fast) var(--ease-standard);
}

.dashboard-add-word-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px color-mix(in srgb, var(--color-accent) 24%, transparent);
    border-color: color-mix(in srgb, var(--color-accent) 65%, var(--color-border));
}

.example-translate-btn {
    border: 0;
    background: transparent;
    color: inherit;
    padding: 0;
    margin: 0;
    text-align: left;
    width: calc(100% - 1.6rem);
    border-radius: var(--radius-sm);
    transition: color var(--duration-fast) var(--ease-standard),
        background-color var(--duration-fast) var(--ease-standard);
}

.example-translate-btn:hover,
.example-translate-btn:focus-visible {
    color: var(--color-text);
    background-color: color-mix(in srgb, var(--color-accent) 8%, transparent);
    outline: none;
}

.example-translation {
    margin-top: 0.4rem;
    margin-left: 1.6rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    background: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface));
    color: var(--color-text);
    font-size: 0.92rem;
}

.example-translation.is-loading {
    color: var(--color-text-muted);
}

.example-translation.is-error {
    background: color-mix(in srgb, var(--color-danger) 12%, var(--color-surface));
    color: var(--color-danger);
}

.dashboard-add-word-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--color-accent);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.dashboard-add-word-copy {
    display: flex;
    flex-direction: column;
    color: var(--color-text);
    gap: 2px;
}

.dashboard-add-word-copy small {
    color: var(--color-text-muted);
    font-size: 0.82rem;
}

.dashboard-insight-card {
    background: var(--color-surface);
}

.limits-stack {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.progress-thin {
    height: 8px;
}

.progress-card-chart {
    height: 280px;
    width: 100%;
    position: relative;
}

.icon-dot {
    width: 10px;
    height: 10px;
}

.dot-new {
    background-color: #9ca3af;
}

.dot-learning {
    background-color: #3b82f6;
}

.dot-review {
    background-color: #f59e0b;
}

.dot-mastered {
    background-color: #10b981;
}

.about-feature-card .feature-icon-wrap {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--color-accent-soft);
    color: var(--color-accent);
}

.setup-steps {
    margin: 0;
    padding-left: 1.2rem;
    display: grid;
    gap: var(--space-2);
    color: var(--color-text-muted);
}

.word-card {
    border: 1px solid var(--color-border);
    position: relative;
    overflow: visible;
}

.word-card:hover {
    transform: none;
    box-shadow: var(--shadow-2);
}

.word-item .word-card {
    border-color: color-mix(in srgb, var(--color-border) 72%, transparent);
    overflow: visible;
}

.word-item {
    position: relative;
    z-index: 1;
    overflow: visible;
}

.word-item:hover,
.word-item:focus-within {
    z-index: 20;
}

.word-item.dropdown-open {
    z-index: 1300;
}

.delete-word-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.word-card-header {
    position: relative;
}

.word-card-title {
    padding-right: 0.25rem;
}

.word-card-meta-actions {
    position: relative;
}

.word-actions-dropdown {
    position: relative;
    z-index: 4;
}

.word-actions-dropdown.show {
    z-index: 1301;
}

.word-card-link {
    z-index: 1;
}

.word-actions-toggle,
.word-actions-menu,
.reset-progress-btn,
.delete-word-btn {
    position: relative;
    z-index: 4;
}

.word-actions-toggle {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border-radius: 999px;
    border-color: color-mix(in srgb, var(--color-border) 84%, transparent);
    background: color-mix(in srgb, var(--color-surface-muted) 70%, var(--color-surface));
    color: var(--color-text-muted);
    transition: border-color var(--duration-fast) var(--ease-standard),
        background-color var(--duration-fast) var(--ease-standard),
        color var(--duration-fast) var(--ease-standard);
}

.word-actions-toggle:hover,
.word-actions-toggle:focus-visible {
    border-color: color-mix(in srgb, var(--color-text-muted) 42%, var(--color-border));
    background: color-mix(in srgb, var(--color-surface-muted) 84%, var(--color-surface));
    color: var(--color-text);
}

.word-actions-toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-text-muted) 18%, transparent);
}

.word-actions-menu {
    min-width: 9.25rem;
    border: 1px solid color-mix(in srgb, var(--color-border) 92%, transparent);
    border-radius: 12px;
    padding: 0.3rem;
    margin-top: 0.35rem;
    background: var(--color-surface);
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.16) !important;
    z-index: 1200;
}

.word-actions-menu .dropdown-item {
    display: grid;
    grid-template-columns: 1rem 1fr;
    align-items: center;
    column-gap: 0.5rem;
    width: 100%;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.42rem 0.6rem;
    color: var(--color-text-muted);
    transition: background-color var(--duration-fast) var(--ease-standard),
        color var(--duration-fast) var(--ease-standard);
}

.word-actions-menu .dropdown-item i {
    width: 100%;
    text-align: center;
}

.word-actions-menu .word-action-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
}

.word-actions-menu .word-action-label {
    display: block;
    text-align: left;
}

.word-actions-menu .dropdown-item:hover,
.word-actions-menu .dropdown-item:focus-visible {
    background: color-mix(in srgb, var(--color-surface-muted) 84%, var(--color-surface));
    color: var(--color-text);
}

.word-actions-menu .dropdown-item.reset-progress-btn {
    color: color-mix(in srgb, var(--color-warning) 72%, var(--color-text-muted));
}

.word-actions-menu .dropdown-item.reset-progress-btn:hover,
.word-actions-menu .dropdown-item.reset-progress-btn:focus-visible {
    background: color-mix(in srgb, var(--color-warning) 12%, var(--color-surface));
    color: color-mix(in srgb, var(--color-warning) 84%, var(--color-text));
}

.word-actions-menu .dropdown-item.word-action-danger {
    color: color-mix(in srgb, var(--color-danger) 72%, var(--color-text-muted));
}

.word-actions-menu .dropdown-item.word-action-danger:hover,
.word-actions-menu .dropdown-item.word-action-danger:focus-visible {
    background: color-mix(in srgb, var(--color-danger) 12%, var(--color-surface));
    color: color-mix(in srgb, var(--color-danger) 86%, var(--color-text));
}

.vocabulary-search {
    align-items: stretch;
}

.vocabulary-filter-wrap {
    min-width: 160px;
    display: grid;
    gap: 0.32rem;
}

.vocabulary-filter-label {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.76rem;
    line-height: 1;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--color-text-muted);
}

.vocabulary-state-filter {
    min-height: 44px;
    border: 1px solid color-mix(in srgb, var(--color-accent) 34%, var(--color-border));
    border-radius: 12px;
    font-weight: 600;
    background: var(--color-surface);
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-accent) 12%, transparent);
}

.vocabulary-state-filter:focus {
    border-color: color-mix(in srgb, var(--color-accent) 62%, var(--color-border));
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.vocabulary-search-input-wrap {
    flex: 1 1 340px;
    min-width: 260px;
    min-height: 44px;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.vocabulary-search-icon {
    border: 0;
    background: transparent;
    padding-left: 0.85rem;
    padding-right: 0.4rem;
}

.vocabulary-search-input {
    border: 0;
    background: transparent;
    min-width: 0;
}

.vocabulary-search-input:focus {
    box-shadow: none;
}

.vocabulary-search-submit {
    min-width: 108px;
}

.vocabulary-search-clear {
    min-width: 42px;
}

@media (min-width: 992px) {
    .vocabulary-filter-wrap {
        min-width: 130px;
    }

    .vocabulary-search-input-wrap {
        min-width: 210px;
    }

    .vocabulary-search-submit {
        min-width: 92px;
    }
}

.add-word-field-wrap {
    border: none;
    background: transparent;
    padding: 0;
}

.add-word-input-container {
    position: relative;
    margin-bottom: var(--space-4);
}

.add-word-input {
    border: 2px solid var(--color-border);
    border-radius: 20px;
    background: var(--color-surface);
    padding: 1.25rem 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    transition: all var(--duration-base) var(--ease-standard);
    box-shadow: var(--shadow-1);
}

.add-word-input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 5px color-mix(in srgb, var(--color-accent) 15%, transparent), var(--shadow-2);
    transform: translateY(-2px);
}

.add-word-frequency-badge {
    position: absolute;
    right: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--duration-fast) var(--ease-standard);
    z-index: 5;
    cursor: pointer;
}

.add-word-btn-container {
    margin-top: var(--space-5);
}

.add-word-hint {
    margin-top: var(--space-3);
    color: var(--color-text-muted);
    font-size: 0.9rem;
    text-align: center;
}

.state-new {
    background: color-mix(in srgb, #c7d2fe 45%, var(--color-surface));
}

.state-learning {
    background: color-mix(in srgb, #fde68a 40%, var(--color-surface));
}

.state-practicing {
    background: color-mix(in srgb, #a7f3d0 35%, var(--color-surface));
}

.state-mastered {
    background: color-mix(in srgb, #bfdbfe 35%, var(--color-surface));
}

.study-card {
    min-height: 400px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.08);
    transition: transform var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
    touch-action: none;
}

.study-action-zone {
    border-top-color: color-mix(in srgb, var(--color-study) 22%, var(--color-border)) !important;
}

.study-actions-shell {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.study-explanation-wrap {
    display: flex;
    justify-content: center;
}

.study-explanation-btn {
    width: 62px;
    height: 62px;
    border: 1px solid color-mix(in srgb, var(--color-study) 24%, var(--color-border));
    background: color-mix(in srgb, var(--color-study) 8%, var(--color-surface));
    transition: transform var(--duration-fast) var(--ease-standard),
        box-shadow var(--duration-fast) var(--ease-standard),
        background-color var(--duration-fast) var(--ease-standard);
}

.study-explanation-btn:hover,
.study-explanation-btn:focus-visible {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 10px 22px rgba(79, 70, 229, 0.18);
}

.study-grade-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.5rem;
}

.study-grade-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    min-height: 54px;
    padding: 0.65rem 0.8rem;
    border-width: 1px;
    font-weight: 650;
    letter-spacing: 0.01em;
    transition: transform var(--duration-fast) var(--ease-standard),
        box-shadow var(--duration-fast) var(--ease-standard),
        filter var(--duration-fast) var(--ease-standard);
}

.study-grade-btn:hover,
.study-grade-btn:focus-visible {
    transform: translateY(-1px);
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.11);
}

.study-grade-btn:active {
    transform: scale(0.985);
}

.study-grade-again {
    border-color: color-mix(in srgb, #ef4444 45%, var(--color-border));
    color: color-mix(in srgb, #ef4444 90%, var(--color-text));
    background: color-mix(in srgb, #ef4444 10%, var(--color-surface));
}

.study-grade-hard {
    border-color: color-mix(in srgb, #f59e0b 45%, var(--color-border));
    color: color-mix(in srgb, #b45309 88%, var(--color-text));
    background: color-mix(in srgb, #f59e0b 12%, var(--color-surface));
}

.study-grade-good {
    border-color: color-mix(in srgb, #22c55e 45%, var(--color-border));
    color: color-mix(in srgb, #15803d 88%, var(--color-text));
    background: color-mix(in srgb, #22c55e 11%, var(--color-surface));
}

.study-grade-easy {
    border-color: color-mix(in srgb, #3b82f6 45%, var(--color-border));
    color: color-mix(in srgb, #2563eb 88%, var(--color-text));
    background: color-mix(in srgb, #3b82f6 10%, var(--color-surface));
}

.study-card.swipe-preview-left {
    box-shadow: -12px 18px 36px rgba(239, 68, 68, 0.2);
}

.study-card.swipe-preview-right {
    box-shadow: 12px 18px 36px rgba(34, 197, 94, 0.2);
}

@media (min-width: 768px) {
    .study-grade-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.study-undo-btn {
    width: 40px;
    height: 40px;
    padding: 0;
    min-width: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid color-mix(in srgb, var(--color-accent) 46%, var(--color-border));
    color: var(--color-accent);
    background: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface));
    transition: transform var(--duration-fast) var(--ease-standard),
        background-color var(--duration-fast) var(--ease-standard),
        border-color var(--duration-fast) var(--ease-standard),
        color var(--duration-fast) var(--ease-standard);
}

.study-undo-btn:hover,
.study-undo-btn:focus-visible {
    color: #fff;
    border-color: var(--color-accent-strong);
    background: var(--color-accent);
    transform: translateY(-1px);
}

.study-undo-btn:focus-visible {
    outline: none;
}

.study-undo-btn i {
    font-size: 0.95rem;
}

.audio-btn-large {
    width: 110px;
    height: 110px;
    border-radius: 50%;
}

.hover-shadow:hover {
    box-shadow: var(--shadow-2) !important;
    border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border)) !important;
}

.group:hover .group-hover-opacity {
    opacity: 1 !important;
}

.quiz-sentence {
    font-size: clamp(1.2rem, 2.4vw, 1.65rem);
}

.quiz-blank {
    display: inline-block;
    min-width: 2.8rem;
    min-height: 1.2em;
    vertical-align: baseline;
}

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

.story-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    line-height: 1.2;
}

.story-card {
    border-color: color-mix(in srgb, var(--color-story) 22%, var(--color-border));
}

.story-content {
    line-height: 1.8;
}

.story-vocab-wrap h4 {
    color: var(--color-text);
}

.story-vocab-pill {
    background: color-mix(in srgb, var(--color-story) 16%, var(--color-surface));
    color: var(--color-text);
    border: 1px solid color-mix(in srgb, var(--color-story) 36%, var(--color-border));
}

.story-action-bar .btn {
    min-width: 148px;
}

.story-action-bar form {
    margin: 0;
}

@media (max-width: 575.98px) {
    .story-action-bar {
        flex-direction: column;
        align-items: stretch !important;
        gap: var(--space-2);
    }

    .story-action-bar .btn,
    .story-action-bar form {
        width: 100%;
    }

    .story-action-bar form .btn {
        width: 100%;
        min-width: 0;
    }
}

.error-page-icon {
    font-size: 4rem;
}

.offcanvas-upsell {
    max-height: 85vh;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.offcanvas-handle {
    width: 40px;
    height: 4px;
    border-radius: 999px;
    background: var(--color-border);
}

@media (max-width: 991.98px) {
    .app-nav-list {
        width: 100%;
        align-items: stretch !important;
        gap: var(--space-2) !important;
    }

    .app-nav-item,
    .app-nav-item form {
        width: 100%;
    }

    .app-nav-item .nav-link,
    .app-nav-item .btn.nav-link,
    .app-nav-item .app-add-word-btn {
        width: 100%;
        min-height: 46px;
        display: flex;
        align-items: center;
        justify-content: flex-start;
        gap: 0.65rem;
        padding: 0.7rem 0.95rem;
        margin: 0;
    }

    .app-nav-item .nav-link i {
        width: 1.25rem;
        text-align: center;
    }

    .app-navbar .theme-toggle-label {
        display: inline;
    }

    .dashboard-action-card {
        min-height: 110px;
    }

    .dashboard-add-word-cta {
        padding: 0.9rem;
    }

    .vocabulary-search {
        flex-wrap: wrap;
    }

    .vocabulary-search-input-wrap {
        width: 100%;
        min-width: 0;
    }

    .vocabulary-filter-wrap {
        width: 100%;
        min-width: 0;
    }

    .vocabulary-search-submit,
    .vocabulary-search-clear {
        flex: 1;
    }
}

@media (max-width: 767.98px) {
    .card {
        border-radius: var(--radius-md);
    }

    .audio-btn-large {
        width: 94px;
        height: 94px;
    }

    .study-card {
        min-height: 440px;
    }

    .study-grade-btn {
        min-height: 58px;
    }

    .study-swipe-chip {
        font-size: 0.68rem;
    }

    .dashboard-add-word-copy small {
        font-size: 0.78rem;
    }
}

[data-bs-theme="dark"] .dashboard-header-card {
    border-color: color-mix(in srgb, var(--color-accent) 38%, var(--color-border));
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.35);
}

[data-bs-theme="dark"] .dashboard-add-word-cta {
    border-color: color-mix(in srgb, var(--color-accent) 58%, var(--color-border));
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

[data-bs-theme="dark"] .word-item .word-card {
    background: color-mix(in srgb, var(--color-surface) 88%, #0b1322);
    border-color: color-mix(in srgb, var(--color-border) 82%, #0a1220);
}

[data-bs-theme="dark"] .word-actions-menu {
    border-color: color-mix(in srgb, var(--color-border) 84%, #0a1220);
    background: color-mix(in srgb, var(--color-surface) 92%, #0a1220);
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.45) !important;
}

[data-bs-theme="dark"] .word-actions-menu .dropdown-item {
    color: color-mix(in srgb, var(--color-text) 76%, var(--color-text-muted));
}

[data-bs-theme="dark"] .word-actions-menu .dropdown-item:hover,
[data-bs-theme="dark"] .word-actions-menu .dropdown-item:focus-visible {
    background: color-mix(in srgb, var(--color-surface-muted) 86%, #0a1220);
    color: var(--color-text);
}

[data-bs-theme="dark"] .word-actions-menu .dropdown-item.reset-progress-btn {
    color: #fbbf24;
}

[data-bs-theme="dark"] .word-actions-menu .dropdown-item.word-action-danger {
    color: #fca5a5 !important;
}

[data-bs-theme="dark"] .word-actions-menu .dropdown-item.reset-progress-btn:hover,
[data-bs-theme="dark"] .word-actions-menu .dropdown-item.reset-progress-btn:focus-visible {
    background: color-mix(in srgb, #fbbf24 18%, #0a1220);
    color: #fde68a;
}

[data-bs-theme="dark"] .word-actions-menu .dropdown-item.word-action-danger:hover,
[data-bs-theme="dark"] .word-actions-menu .dropdown-item.word-action-danger:focus-visible {
    background: color-mix(in srgb, #f87171 18%, #0a1220);
    color: #fecaca;
}

[data-bs-theme="dark"] .word-actions-toggle {
    border-color: color-mix(in srgb, var(--color-border) 86%, #0a1220);
    background: color-mix(in srgb, var(--color-surface-muted) 72%, #0a1220);
    color: color-mix(in srgb, var(--color-text-muted) 88%, var(--color-text));
}

[data-bs-theme="dark"] .word-actions-toggle:hover,
[data-bs-theme="dark"] .word-actions-toggle:focus-visible {
    border-color: color-mix(in srgb, var(--color-text-muted) 54%, var(--color-border));
    background: color-mix(in srgb, var(--color-surface-muted) 90%, #0a1220);
    color: #f3f6ff;
}

[data-bs-theme="dark"] .study-card {
    background: color-mix(in srgb, var(--color-surface) 92%, #0a1220);
    border-color: color-mix(in srgb, var(--color-border) 88%, #0a1220);
    box-shadow: 0 20px 52px rgba(0, 0, 0, 0.45);
}

[data-bs-theme="dark"] .study-card .text-muted {
    color: var(--color-text-muted) !important;
}

[data-bs-theme="dark"] .study-undo-btn {
    border-color: color-mix(in srgb, var(--color-accent) 70%, var(--color-border));
    color: #e8ebff;
    background: color-mix(in srgb, var(--color-accent) 25%, #0b1322);
}

[data-bs-theme="dark"] .study-undo-btn:hover,
[data-bs-theme="dark"] .study-undo-btn:focus-visible {
    border-color: color-mix(in srgb, #fff 25%, var(--color-accent));
    background: color-mix(in srgb, var(--color-accent) 82%, #0b1322);
    color: #ffffff;
}

[data-bs-theme="dark"] .study-explanation-btn {
    border-color: color-mix(in srgb, var(--color-study) 55%, var(--color-border));
    background: color-mix(in srgb, var(--color-study) 24%, #0b1322);
}

[data-bs-theme="dark"] .story-card {
    background: color-mix(in srgb, var(--color-surface) 90%, #0a1220);
    border-color: color-mix(in srgb, var(--color-story) 32%, var(--color-border));
}

[data-bs-theme="dark"] .story-vocab-pill {
    background: color-mix(in srgb, var(--color-story) 24%, transparent);
    color: var(--color-text);
    border-color: color-mix(in srgb, var(--color-story) 48%, var(--color-border));
}

[data-bs-theme="dark"] .state-new {
    background: color-mix(in srgb, #334155 45%, var(--color-surface));
}

[data-bs-theme="dark"] .state-learning {
    background: color-mix(in srgb, #854d0e 35%, var(--color-surface));
}

[data-bs-theme="dark"] .state-practicing {
    background: color-mix(in srgb, #065f46 34%, var(--color-surface));
}

[data-bs-theme="dark"] .state-mastered {
    background: color-mix(in srgb, #1e3a8a 36%, var(--color-surface));
}

[data-bs-theme="dark"] .vocabulary-search-input-wrap,
[data-bs-theme="dark"] .add-word-input-group {
    background: color-mix(in srgb, var(--color-surface) 88%, #0a1220);
    border-color: color-mix(in srgb, var(--color-border) 85%, #0a1220);
}

[data-bs-theme="dark"] .vocabulary-filter-label {
    color: color-mix(in srgb, var(--color-text-muted) 92%, #cbd5e1);
}

[data-bs-theme="dark"] .vocabulary-state-filter {
    background: color-mix(in srgb, var(--color-surface) 90%, #0a1220);
    border-color: color-mix(in srgb, var(--color-accent) 52%, var(--color-border));
    color: var(--color-text);
}

[data-bs-theme="dark"] .vocabulary-state-filter:focus {
    border-color: color-mix(in srgb, var(--color-accent) 72%, var(--color-border));
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 28%, transparent);
}

[data-bs-theme="dark"] .add-word-field-wrap {
    background: color-mix(in srgb, var(--color-surface-muted) 76%, #0a1220);
    border-color: color-mix(in srgb, var(--color-border) 84%, #0a1220);
}