/*--------------------------------------------------------------
# Phrasal Verbs & Idioms — Page Styles
# Depends on tokens defined in styles.css (:root)
--------------------------------------------------------------*/

/*--------------------------------------------------------------
# Layout containers
--------------------------------------------------------------*/
.main-content,
.hero,
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

.categories-container {
    max-width: var(--container-max);
    margin: 0 auto;
    margin-bottom: 1.25rem;
    padding: 0 var(--container-pad);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
}

/*--------------------------------------------------------------
# Hero (page-level override)
--------------------------------------------------------------*/
.hero {
    padding: 4rem 0 2rem;
    text-align: center;
}

/*--------------------------------------------------------------
# Category blocks
--------------------------------------------------------------*/
.category-item {
    background-color: var(--card-bg);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--card-stroke);
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.9375rem 1.25rem;
    cursor: pointer;
    color: var(--card-text-primary);
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.category-header:hover {
    background-color: var(--card-hover-tertiary);
}

.category-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.category-checkbox {
    appearance: none;
    width: 1.125rem;
    height: 1.125rem;
    border: 2px solid var(--card-stroke-secondary);
    border-radius: 0.25rem;
    background-color: transparent;
    cursor: pointer;
    position: relative;
    min-width: 1.125rem;
    transition: all 0.2s ease;
}

.category-checkbox:checked {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.category-checkbox:checked::after {
    content: '✓';
    position: absolute;
    color: white;
    font-size: 0.75rem;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.category-name {
    flex-grow: 1;
    font-size: var(--text-base);
}

.category-count {
    margin-left: 0.5rem;
    background-color: var(--card-bg-tertiary);
    padding: 0.1875rem 0.625rem;
    border-radius: 0.75rem;
    font-size: 0.85em;
    color: var(--card-text-secondary);
}

.toggle-icon {
    font-size: 0.75rem;
    transition: transform 0.3s ease;
    color: var(--accent-primary);
    margin-left: 0.9375rem;
}

.category-content {
    display: none;
    padding: 0 0.9375rem 0.9375rem;
}

.category-item.active .category-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.9375rem;
}

.category-item.active .toggle-icon {
    transform: rotate(0deg);
}

.category-item:not(.active) .toggle-icon {
    transform: rotate(-90deg);
}

.category-content .phrase-card,
.category-content .idiom-card {
    margin: 0;
    background-color: var(--card-bg-secondary);
    border: 1px solid var(--card-stroke-secondary);
    border-radius: 0.75rem;
    overflow: hidden;
    transition: all 0.2s ease;
}

.category-content .phrase-card:hover,
.category-content .idiom-card:hover {
    background-color: var(--card-hover-secondary);
    border-color: var(--accent-primary);
}

/*--------------------------------------------------------------
# Phrase / Idiom Cards
--------------------------------------------------------------*/
.phrase-card,
.idiom-card {
    background: var(--card-bg);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 2px 0.5rem rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    margin-bottom: 1.25rem;
}

.phrase-card:hover,
.idiom-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 0.75rem rgba(0, 0, 0, 0.15);
}

.phrase-header,
.idiom-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.phrase-info,
.idiom-info {
    flex: 1;
}

.phrase-info h3,
.idiom-info h3 {
    margin: 0 0 0.625rem 0;
    color: var(--card-text-primary);
    font-weight: 600;
    font-size: var(--text-xl);
}

.phrase-translation,
.idiom-translation {
    color: var(--card-text-secondary);
    margin-bottom: 0.9375rem;
    font-size: var(--text-md);
    font-weight: 500;
}

.phrase-description,
.idiom-description {
    color: var(--body-2);
    margin-bottom: 0.9375rem;
    font-size: var(--text-base);
    line-height: 1.4;
    border-left: 3px solid var(--accent-primary);
    padding-left: 0.75rem;
    font-style: italic;
}

.phrase-example,
.idiom-example {
    color: var(--card-text-secondary);
    font-style: italic;
    font-size: var(--text-sm);
    background-color: var(--card-bg-tertiary);
    padding: 0.875rem;
    border-radius: 0.5rem;
    line-height: 1.5;
    margin-bottom: 0;
}

.phrase-actions,
.idiom-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    margin-left: 0.9375rem;
}

.action-button.favorite,
.action-button.delete {
    background: none;
    border: 1px solid var(--card-stroke);
    border-radius: 0.375rem;
    width: 1.875rem;
    height: 1.875rem;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 1rem;
    color: var(--card-text-secondary);
}

.action-button.favorite:hover,
.action-button.favorite.active {
    color: var(--accent-gold);
    border-color: var(--accent-gold);
    background-color: rgba(245, 158, 11, 0.1);
}

.action-button.delete {
    color: var(--card-text-tertiary);
}

.action-button.delete:hover {
    color: var(--danger);
    border-color: var(--danger);
    background-color: var(--danger-bg);
}

.phrase-card[data-status="learned"],
.idiom-card[data-status="learned"] {
    border-left: 3px solid var(--correct-border);
}

.phrase-card.hidden,
.idiom-card.hidden {
    display: none;
}

/* Details grid */
.phrase-details,
.idiom-details {
    border-top: 1px solid var(--card-stroke);
    padding-top: 1rem;
    margin-top: 1rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.phrase-detail-section,
.idiom-detail-section {
    display: flex;
    flex-direction: column;
}

.detail-title {
    color: var(--body-2);
    font-size: var(--text-sm);
    margin: 0 0 0.5rem 0;
    font-weight: 500;
    letter-spacing: 0.03125rem;
}

.detail-content {
    color: var(--card-text-secondary);
    margin: 0;
    font-size: var(--text-xs);
    line-height: 1.5;
    background-color: var(--card-bg-tertiary);
    padding: 0.85rem;
    border-radius: 0.5rem;
    flex: 1;
    min-height: 3.125rem;
    display: flex;
}

/*--------------------------------------------------------------
# Checkboxes
--------------------------------------------------------------*/
.phrase-checkbox,
.idiom-checkbox,
.select-all-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 1.125rem;
    height: 1.125rem;
    border: 2px solid var(--accent-color);
    border-radius: 0.25rem;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
    margin: 0;
    background-color: transparent;
}

.phrase-checkbox:checked,
.idiom-checkbox:checked,
.select-all-checkbox:checked {
    background-color: var(--accent-color);
}

.phrase-checkbox:checked::after,
.idiom-checkbox:checked::after,
.select-all-checkbox:checked::after {
    content: '✓';
    color: white;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font-size: 0.75rem;
}

/*--------------------------------------------------------------
# Study Filter
--------------------------------------------------------------*/
.study-filter {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1rem;
    width: 100%;
}

.study-switcher {
    display: flex;
    flex-grow: 1;
    gap: 1rem;
}

.switcher-line,
.switcher-bar {
    display: none;
}

.switcher-btn {
    flex: 1;
    padding: 0.625rem 1.25rem;
    border: 1px solid var(--card-stroke);
    border-radius: 0.5rem;
    background-color: var(--card-bg);
    color: var(--card-text-tertiary);
    font-family: 'Poppins', sans-serif;
    font-size: var(--text-base);
    cursor: pointer;
    transition: all 0.3s ease;
}

.switcher-btn.active {
    background-color: var(--card-bg-secondary);
    color: var(--body-1);
    border-color: var(--card-hover-secondary);
}

.study-button {
    background-color: var(--card-bg-secondary);
    color: var(--body-1);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-family: 'Poppins', sans-serif;
    font-size: var(--text-sm);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    white-space: nowrap;
    min-width: 7.5rem;
}

.study-button:hover,
.study-button:active,
.study-button.selected {
    background-color: var(--accent-gold);
    color: var(--body-1);
}

/*--------------------------------------------------------------
# Controls / Search
--------------------------------------------------------------*/
.controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.controls-left {
    display: flex;
    flex: 1;
    gap: 1rem;
}

.search-container {
    position: relative;
    flex: 1;
    min-width: 12.5rem;
}

.search-input {
    width: 100%;
    appearance: none;
    background: var(--card-bg);
    color: var(--body-2);
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--card-stroke);
    border-radius: 0.5rem;
    font-family: 'Poppins', sans-serif;
    font-size: var(--text-sm);
    transition: all 0.2s;
    margin-top: 1.25rem;
}

.search-input:hover {
    border-color: var(--card-stroke-secondary);
    background-color: var(--card-bg-secondary);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--card-hover-secondary);
}

.filter-select {
    height: 2.5rem;
    padding: 0 2.5rem 0 1.25rem;
    appearance: none;
    background: var(--card-bg);
    color: var(--body-2);
    border: 1px solid var(--card-stroke);
    border-radius: 0.5rem;
    font-family: 'Poppins', sans-serif;
    font-size: var(--text-sm);
    transition: all 0.2s;
    cursor: pointer;
    min-width: 10rem;
    margin-top: 1.25rem;
    background-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='%23b6b9d0' 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 0.75rem center;
    background-size: 1rem;
}

.filter-select:hover {
    border-color: var(--card-stroke-secondary);
    background-color: var(--card-bg-secondary);
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--card-hover-secondary);
}

/*--------------------------------------------------------------
# Word Count
--------------------------------------------------------------*/
.word-count-container {
    display: flex;
    align-items: center;
    margin: 1.25rem 0;
    justify-content: space-between;
}

.word-count-line {
    flex-grow: 1;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin-left: 0.9375rem;
}

.word-count {
    color: var(--card-text-primary);
    font-size: var(--text-sm);
    white-space: nowrap;
}

.filter-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--card-text-secondary);
    cursor: pointer;
}

/*--------------------------------------------------------------
# Batch Actions
--------------------------------------------------------------*/
#batch-actions {
    padding: 0 1rem;
}

.batch-actions-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-start;
}

.action-button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    height: 2.1875rem;
    display: flex;
    align-items: center;
    font-family: 'Poppins', sans-serif;
    font-size: var(--text-sm);
}

#batchActionBack {
    background: var(--card-bg);
    color: var(--card-text-secondary);
}

#batchActionMarkLearned {
    background: var(--accent-primary);
    color: white;
}

#batchActionDelete {
    background: var(--danger);
    color: white;
}

/*--------------------------------------------------------------
# Progress bar
--------------------------------------------------------------*/
.progress-indicator {
    width: 100%;
    margin-bottom: 1.5rem;
}

.progress-indicator-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

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

.progress-indicator-bar {
    width: 100%;
    height: 0.25rem;
    background: var(--card-bg-tertiary);
    border-radius: 0.125rem;
    overflow: hidden;
}

.progress-indicator-fill {
    height: 100%;
    background: var(--accent-primary);
    border-radius: 0.125rem;
    transition: width 0.3s ease;
}

.phrase-management,
.idiom-management {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    width: 100%;
    margin-top: 1.25rem;
}

/*--------------------------------------------------------------
# Match-pictures modal
--------------------------------------------------------------*/
.match-pictures-modal .image-option {
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    border-radius: 0.5rem;
    border: 3px solid transparent;
}

.match-pictures-modal .image-option:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.625rem 1.25rem rgba(0, 0, 0, 0.2);
}

.match-pictures-modal .image-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.match-pictures-modal .image-option:hover .image-overlay {
    opacity: 1;
}

.match-pictures-modal .next-question-btn,
.match-pictures-modal .continue-training-btn {
    background-color: var(--accent-primary);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    font-size: var(--text-base);
    transition: background-color 0.3s ease;
}

.match-pictures-modal .next-question-btn:hover,
.match-pictures-modal .continue-training-btn:hover {
    background-color: var(--accent-primary-hover);
}

.match-pictures-modal .feedback-message {
    min-height: 3.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.5rem 0;
    font-size: var(--text-md);
    font-weight: 600;
}

@keyframes correct-answer {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

.match-pictures-modal .image-option[data-correct="true"].selected {
    animation: correct-answer 0.6s ease;
}

/*--------------------------------------------------------------
# Write-verb modal
--------------------------------------------------------------*/
.write-phrasal-verb-modal #phrasal-verb-answer,
.write-idiom-modal #idiom-answer {
    background: var(--card-bg-tertiary);
    border: 1px solid var(--card-stroke-secondary);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: var(--body-1);
    font-size: var(--text-base);
    transition: all 0.3s ease;
}

.write-phrasal-verb-modal #phrasal-verb-answer:focus,
.write-idiom-modal #idiom-answer:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--card-hover-secondary);
}

.write-phrasal-verb-modal #phrasal-verb-answer:disabled,
.write-idiom-modal #idiom-answer:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.write-phrasal-verb-modal .check-answer-btn,
.write-idiom-modal .check-answer-btn {
    background: var(--accent-primary);
    color: var(--body-1);
    padding: 0 1.5rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    font-size: var(--text-base);
    transition: background-color 0.3s ease;
}

.write-phrasal-verb-modal .check-answer-btn:hover,
.write-idiom-modal .check-answer-btn:hover {
    background: var(--accent-primary-hover);
}

.write-phrasal-verb-modal .check-answer-btn:disabled,
.write-idiom-modal .check-answer-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    background: var(--card-stroke-secondary);
}

.write-phrasal-verb-modal .feedback-message,
.write-idiom-modal .feedback-message {
    min-height: 5rem;
    padding: 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.write-phrasal-verb-modal .next-question-btn,
.write-phrasal-verb-modal .continue-training-btn,
.write-idiom-modal .next-question-btn,
.write-idiom-modal .continue-training-btn {
    background-color: var(--accent-primary);
    color: white;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    font-size: var(--text-base);
    transition: background-color 0.3s ease;
}

.write-phrasal-verb-modal .next-question-btn:hover,
.write-phrasal-verb-modal .continue-training-btn:hover,
.write-idiom-modal .next-question-btn:hover,
.write-idiom-modal .continue-training-btn:hover {
    background-color: var(--accent-primary-hover);
}

@keyframes pulse-success {
    0% {
        box-shadow: 0 0 0 0 rgba(56, 189, 142, 0.4);
    }

    70% {
        box-shadow: 0 0 0 0.625rem rgba(56, 189, 142, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(56, 189, 142, 0);
    }
}

.write-phrasal-verb-modal .feedback-message.correct,
.write-idiom-modal .feedback-message.correct {
    animation: pulse-success 1.5s 1;
}

/*--------------------------------------------------------------
# Training Modal overlay
--------------------------------------------------------------*/
#phraseTrainingModal {
    all: initial !important;
    position: fixed !important;
    inset: 0 !important;
    background: rgba(0, 0, 0, 0.9) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 1000 !important;
    font-family: 'Poppins', sans-serif !important;
}

#phraseModesModalOverlay {
    all: initial !important;
    position: fixed !important;
    inset: 0 !important;
    background: rgba(0, 0, 0, 0.8) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 1001 !important;
    font-family: 'Poppins', sans-serif !important;
    padding: 1.25rem !important;
}

#phraseTrainingModal .minus-btn:hover,
#phraseTrainingModal .plus-btn:hover,
#phraseTrainingModal .settings-btn:hover,
#phraseTrainingModal .close-modal:hover {
    color: #ffffff !important;
}

#phraseTrainingModal .start-training-btn:hover {
    background: var(--accent-primary-hover) !important;
}

body:has(#phraseTrainingModal) {
    overflow: hidden !important;
}

@media (max-width: 92.5rem) {
    #phraseTrainingModal>div {
        width: 90vw !important;
        max-width: 75rem !important;
    }
}

/*==============================================================
  RESPONSIVE BREAKPOINTS
==============================================================*/

/* ---- 1920px ---- */
@media (min-width: 120rem) {
    :root {
        --container-pad: 2rem;
    }

    .category-name {
        font-size: var(--text-md);
    }

    .phrase-info h3,
    .idiom-info h3 {
        font-size: var(--text-2xl);
    }

    .phrase-translation,
    .idiom-translation {
        font-size: var(--text-lg);
    }

    .phrase-description,
    .idiom-description {
        font-size: var(--text-md);
    }

    .phrase-example,
    .idiom-example {
        font-size: var(--text-base);
        padding: 1rem;
    }

    .detail-content {
        font-size: var(--text-sm);
    }

    .switcher-btn {
        font-size: var(--text-md);
    }

    .study-button {
        font-size: var(--text-base);
        padding: 0.875rem 1.75rem;
    }

    .category-item.active .category-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ---- 1600px ---- */
@media (max-width: 100rem) {

    .phrase-info h3,
    .idiom-info h3 {
        font-size: var(--text-lg);
    }
}

/* ---- 1024px ---- */
@media (max-width: 64rem) {

    .phrase-details,
    .idiom-details {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ---- 768px ---- */
@media (max-width: 48rem) {
    body {
        padding: 0 0.75rem !important;
        padding-top: var(--nav-height) !important;
        overflow-x: hidden !important;
        width: 100% !important;
        max-width: 100% !important;
    }

    html {
        overflow-x: hidden !important;
    }

    * {
        -webkit-tap-highlight-color: transparent !important;
        box-sizing: border-box !important;
    }

    .container,
    .categories-container {
        padding: 0 0.75rem !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }

    .hero {
        padding: 2rem 0 !important;
    }

    /* Study filter */
    .study-filter {
        margin: 1.25rem 0 !important;
        flex-direction: column !important;
        align-items: stretch !important;
        max-width: 100% !important;
    }

    .study-switcher {
        width: 100% !important;
        background: var(--card-bg) !important;
        border-radius: 0.5rem !important;
        padding: 0.25rem !important;
        margin-bottom: 1rem !important;
    }

    .switcher-btn {
        flex: 1 !important;
        padding: 0.625rem 0.875rem !important;
        background: transparent !important;
        border: none !important;
        color: var(--card-text-secondary) !important;
        border-radius: 0.375rem !important;
        font-size: var(--text-sm) !important;
        min-height: 2.5rem !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
    }

    .switcher-btn.active {
        color: var(--card-text-primary) !important;
        background: var(--card-bg-secondary) !important;
    }

    /* Controls */
    .controls {
        flex-direction: column !important;
        gap: 0.75rem !important;
        margin-bottom: 1rem !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }

    .controls-left {
        flex-direction: column !important;
        gap: 0.5rem !important;
        width: 100% !important;
        overflow-x: hidden !important;
    }

    .search-input {
        padding: 0.625rem 0.875rem !important;
        font-size: 1rem !important;
        min-height: 2.5rem !important;
        margin-top: 0 !important;
    }

    .filter-select {
        width: 100% !important;
        padding: 0.625rem 0.875rem !important;
        font-size: var(--text-sm) !important;
        min-height: 2.5rem !important;
        margin-top: 0 !important;
    }

    .phrase-management,
    .idiom-management {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 0.5rem !important;
        margin-bottom: 1.25rem !important;
        padding: 0 !important;
        margin-top: 0 !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }

    .study-button {
        width: 100% !important;
        padding: 0.625rem 0.75rem !important;
        font-size: var(--text-sm) !important;
        min-height: 2.5rem !important;
        min-width: unset !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        margin-bottom: 0 !important;
    }

    /* Word count */
    .word-count-container {
        flex-direction: column !important;
        gap: 0.75rem !important;
        margin: 1.25rem 0 1rem !important;
        padding: 1rem !important;
        background: var(--card-bg) !important;
        border-radius: 0.5rem !important;
        align-items: center !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }

    .word-count-line {
        display: none !important;
    }

    .word-count {
        font-size: var(--text-sm) !important;
        text-align: center !important;
    }

    /* Categories */
    .category-item {
        border-radius: 0.75rem !important;
    }

    .category-header {
        padding: 1rem 1.25rem !important;
    }

    .category-name {
        font-size: var(--text-base) !important;
        font-weight: 500 !important;
    }

    .category-count {
        padding: 0.25rem 0.5rem !important;
        font-size: 0.75rem !important;
    }

    .toggle-icon {
        font-size: 0.875rem !important;
    }

    .category-content {
        padding: 1rem !important;
    }

    .category-item.active .category-content {
        display: grid !important;
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }

    /* Cards */
    .phrase-card,
    .idiom-card {
        border-radius: 0.75rem !important;
        padding: 1.25rem !important;
        margin-bottom: 0 !important;
        width: 100% !important;
    }

    .phrase-header,
    .idiom-header {
        margin-bottom: 1rem !important;
        gap: 0.75rem !important;
    }

    .phrase-info h3,
    .idiom-info h3 {
        font-size: var(--text-lg) !important;
        margin: 0 0 0.75rem 0 !important;
    }

    .phrase-translation,
    .idiom-translation {
        font-size: var(--text-base) !important;
        margin-bottom: 0.75rem !important;
    }

    .phrase-description,
    .idiom-description {
        font-size: var(--text-sm) !important;
        margin-bottom: 0.75rem !important;
    }

    .phrase-example,
    .idiom-example {
        font-size: var(--text-xs) !important;
        padding: 0.75rem !important;
        margin-bottom: 0.75rem !important;
    }

    .phrase-actions,
    .idiom-actions {
        margin-left: 0.75rem !important;
    }

    .action-button.favorite,
    .action-button.delete {
        width: 2rem !important;
        height: 2rem !important;
        font-size: var(--text-sm) !important;
    }

    .phrase-details,
    .idiom-details {
        grid-template-columns: 1fr !important;
        padding-top: 1rem !important;
        margin-top: 1rem !important;
    }

    .detail-content {
        padding: 0.75rem !important;
    }

    /* Batch */
    #batch-actions {
        padding: 1rem !important;
        margin-bottom: 1rem !important;
        background: var(--card-bg) !important;
        border-radius: 0.5rem !important;
        max-width: 100% !important;
        overflow-x: hidden !important;
    }

    .batch-actions-buttons {
        flex-direction: column !important;
        gap: 0.75rem !important;
    }

    #batchActionBack,
    #batchActionMarkLearned,
    #batchActionDelete {
        width: 100% !important;
        padding: 0.75rem 1rem !important;
        min-height: 2.75rem !important;
        font-size: var(--text-sm) !important;
        border-radius: 0.5rem !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        border: none !important;
        cursor: pointer !important;
        font-family: 'Poppins', sans-serif !important;
        font-weight: 500 !important;
    }

    /* Modal */
    #phraseTrainingModal>div {
        width: 95vw !important;
        height: 95vh !important;
        padding: 1.25rem !important;
    }

    #phraseTrainingModal h2 {
        font-size: 2.25rem !important;
    }
}

/* ---- 414px ---- */
@media (max-width: 25.875rem) {
    .hero {
        padding: 1.75rem 0 !important;
    }

    h1 {
        font-size: var(--text-lg) !important;
    }

    .category-header {
        padding: 0.875rem 1rem !important;
    }

    .category-name {
        font-size: var(--text-sm) !important;
    }

    .phrase-card,
    .idiom-card {
        padding: 1rem !important;
    }

    .phrase-info h3,
    .idiom-info h3 {
        font-size: var(--text-base) !important;
    }

    .switcher-btn {
        font-size: var(--text-xs) !important;
        min-height: 2.25rem !important;
    }

    .study-button {
        padding: 0.5rem 0.625rem !important;
        font-size: var(--text-xs) !important;
        min-height: 2.25rem !important;
    }

    .search-input,
    .filter-select {
        min-height: 2.25rem !important;
    }
}

/* ---- 375px ---- */
@media (max-width: 23.4375rem) {
    h1 {
        font-size: 1.375rem !important;
    }

    .phrase-info h3,
    .idiom-info h3 {
        font-size: var(--text-md) !important;
    }

    .phrase-translation,
    .idiom-translation {
        font-size: var(--text-sm) !important;
    }

    .detail-content {
        font-size: var(--text-xs) !important;
    }

    .action-button.favorite,
    .action-button.delete {
        width: 1.75rem !important;
        height: 1.75rem !important;
    }
}

/* ---- 360px ---- */
@media (max-width: 22.5rem) {
    h1 {
        font-size: 1.25rem !important;
    }

    .category-count {
        font-size: 0.6875rem !important;
        padding: 0.125rem 0.375rem !important;
    }

    .phrase-example,
    .idiom-example {
        font-size: 0.6875rem !important;
        padding: 0.625rem !important;
    }

    .phrase-description,
    .idiom-description {
        font-size: var(--text-xs) !important;
    }

    #batchActionBack,
    #batchActionMarkLearned,
    #batchActionDelete {
        padding: 0.625rem 0.875rem !important;
        font-size: var(--text-xs) !important;
    }
}

/* ---- 320px ---- */
@media (max-width: 20rem) {
    body {
        padding: 0 0.5rem !important;
    }

    .container,
    .categories-container {
        padding: 0 0.5rem !important;
    }

    .hero {
        padding: 1.5rem 0 !important;
    }

    h1 {
        font-size: 1.125rem !important;
    }

    .category-header {
        padding: 0.75rem 0.875rem !important;
    }

    .phrase-card,
    .idiom-card {
        padding: 0.875rem !important;
    }

    .phrase-info h3,
    .idiom-info h3 {
        font-size: var(--text-base) !important;
    }

    .phrase-translation,
    .idiom-translation {
        font-size: var(--text-xs) !important;
    }

    .phrase-example,
    .idiom-example {
        font-size: 0.625rem !important;
    }

    .switcher-btn,
    .study-button {
        font-size: 0.6875rem !important;
    }

    .action-button.favorite,
    .action-button.delete {
        width: 1.625rem !important;
        height: 1.625rem !important;
        font-size: 0.6875rem !important;
    }
}

/* ---- Touch devices ---- */
@media (hover: none) and (pointer: coarse) {

    .phrase-card:hover,
    .idiom-card:hover,
    .action-button:hover,
    .study-button:hover,
    .category-header:hover {
        transform: none !important;
        box-shadow: 0 2px 0.5rem rgba(0, 0, 0, 0.1) !important;
        background-color: var(--card-bg) !important;
    }

    .phrase-card:active,
    .idiom-card:active {
        transform: scale(0.98) !important;
    }

    .action-button:active,
    .study-button:active {
        transform: scale(0.95) !important;
    }
}