/* Dutch Videos with Subtitles page styles */

.videos-subtitles-page {
    padding: 80px 0 120px;
}

.videos-subtitles-page .container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Content wrapper for readable text width */
.content-wrapper {
    max-width: 820px;
    margin: 0 auto;
}

.videos-subtitles-page section {
    margin-bottom: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

.videos-subtitles-page section:first-child {
    border-top: none;
    padding-top: 0;
}

.videos-subtitles-page h1 {
    font-size: clamp(2.4rem, 4vw, 3rem);
    margin-top: 0;
    margin-bottom: 24px;
    line-height: 1.2;
    font-weight: 700;
}

.videos-subtitles-page h2 {
    font-size: 1.75rem;
    margin-top: 0;
    margin-bottom: 20px;
    line-height: 1.3;
    font-weight: 600;
    padding-top: 8px;
    position: relative;
}

.videos-subtitles-page h2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--color-primary);
    border-radius: 2px;
}

.videos-subtitles-page h3 {
    font-size: 1.2rem;
    margin-top: 24px;
    margin-bottom: 12px;
    font-weight: 600;
}

.videos-subtitles-page p {
    margin: 20px 0 20px;
    line-height: 1.7;
    color: var(--color-muted);
}

.videos-subtitles-page ul {
    margin: 16px 0;
    padding-left: 24px;
    color: var(--color-muted);
    line-height: 1.7;
}

.videos-subtitles-page li {
    margin-bottom: 8px;
}

/* How it works section */
.how-it-works-intro {
    margin-bottom: 28px;
}

.how-it-works-steps {
    list-style: none;
    margin: 0 0 32px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.how-it-works-step {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px 24px;
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    margin-bottom: 0;
}

.how-it-works-step .step-num {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 50%;
}

.how-it-works-step .step-content {
    flex: 1;
    min-width: 0;
}

.how-it-works-step .step-title {
    display: block;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.how-it-works-step .step-desc {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-muted);
}

.how-it-works-extras {
    padding: 20px 28px;
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    margin-bottom: 28px;
}

.how-it-works-extras-title {
    margin: 0 0 14px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
}

.how-it-works-extras-list {
    margin: 0;
    padding-left: 22px;
    color: var(--color-muted);
    line-height: 1.7;
}

.how-it-works-extras-list li {
    margin-bottom: 6px;
}

.how-it-works-cta-wrap {
    margin: 0;
    text-align: center;
}

.how-it-works-cta-wrap .cta-button {
    text-decoration: none;
}

/* Subtitle tools section — feature cards grid */
.subtitle-tools-section {
    margin-bottom: 64px;
}

.subtitle-tools-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 24px;
}

@media (min-width: 640px) {
    .subtitle-tools-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (min-width: 900px) {
    .subtitle-tools-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
}

.subtitle-tools-section .feature-card {
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 18px 20px;
    box-shadow: 0 2px 6px rgba(15, 23, 42, 0.04);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.subtitle-tools-section .feature-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(41, 110, 179, 0.08);
}

.subtitle-tools-section .feature-card-title {
    margin: 0 0 8px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.3;
}

.subtitle-tools-section .feature-card-desc {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--color-muted);
}

/* Bilingual subtitles section */
.bilingual-subtitles-section {
    margin-bottom: 64px;
}

.bilingual-subtitles-intro {
    margin-bottom: 12px;
}

.bilingual-subtitles-explainer {
    margin-bottom: 28px;
    line-height: 1.7;
    color: var(--color-muted);
}

.bilingual-mock {
    --app-bg: #1e3a5f;
    --app-text: #ffffff;
    --app-text-muted: rgba(255, 255, 255, 0.7);
    background: var(--app-bg);
    border: none;
    border-radius: 20px;
    padding: 28px 32px 32px;
    margin-bottom: 24px;
    color: var(--app-text);
}

.bilingual-mock-upload {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 100px;
    border: 2px dashed rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
}

.bilingual-mock-upload-icon {
    color: var(--app-text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
}

.bilingual-mock-upload-icon svg {
    width: 32px;
    height: 32px;
}

.bilingual-mock-upload-text {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--app-text-muted);
}

.bilingual-mock-arrow {
    text-align: center;
    font-size: 1.5rem;
    color: var(--app-text-muted);
    margin: 16px 0;
    line-height: 1;
}

.bilingual-mock-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.bilingual-mock-panel {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 14px 18px;
}

.bilingual-mock-panel-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--app-text-muted);
    margin-bottom: 8px;
}

.bilingual-mock-panel-content {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--app-text);
}

.bilingual-features-list {
    margin: 0 0 24px;
    padding-left: 24px;
    color: var(--color-muted);
    line-height: 1.8;
}

.bilingual-features-list li {
    margin-bottom: 4px;
}

.bilingual-cta-wrap {
    margin: 0;
    text-align: center;
}

.bilingual-cta-wrap .cta-button {
    text-decoration: none;
}

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

    .bilingual-mock {
        padding: 20px 20px 24px;
    }
}

/* Interactive demo section */
.interactive-demo-section {
    margin: 48px 0;
    padding-top: 32px;
    border-top: 1px solid var(--color-border);
}

.interactive-demo-section-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.interactive-demo-section .demo-badge {
    margin-bottom: 5px;
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-primary);
    background: rgba(41, 110, 179, 0.12);
    border-radius: 6px;
}

.interactive-demo-intro {
    margin-bottom: 0;
}

.interactive-demo-panel {
    background: var(--color-light);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--color-border);
    margin-top: 24px;
}

/* App-style panel (dark blue theme) */
.interactive-demo-panel.app-style {
    --app-bg: #1e3a5f;
    --app-text: #ffffff;
    --app-text-muted: rgba(255, 255, 255, 0.7);

    background: var(--app-bg);
    border: none;
    border-radius: 20px;
    padding: 32px 40px 40px;
    color: var(--app-text);
    position: relative;
}

.demo-video-title {
    margin: 0 0 16px;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--app-text);
}

/* YouTube player — standard 16:9 embed */
.demo-yt-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    margin-bottom: 20px;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
}

.demo-yt-wrap .demo-yt-iframe,
.demo-yt-wrap iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Subtitle rows (NL + EN) */
.demo-subtitles-row,
.demo-translation-row {
    display: flex;
    align-items: flex-start;
    margin-top: 0;
    margin-bottom: 12px;
    position: relative;
}

.demo-translation-row {
    margin-bottom: 0;
}

.demo-subtitles-label {
    position: absolute;
    left: 0;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--app-text-muted);
    padding-top: 2px;
}

.interactive-demo-panel.app-style .demo-subtitles-label {
    color: rgba(255, 255, 255, 0.6);
}

.demo-subtitle-line,
.demo-translation-line {
    flex: 1;
    min-width: 0;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--app-text);
    text-align: center;
    box-sizing: border-box;
}

.interactive-demo-panel.app-style .demo-subtitle-line .active {
    color: #fff;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.15);
    padding: 2px 4px;
    border-radius: 4px;
}

.interactive-demo-panel.app-style .demo-subtitle-line .inactive {
    color: var(--app-text-muted);
}

.demo-translation-line {
    color: var(--app-text-muted);
    font-size: 0.9rem;
}

/* Clickable words in NL subtitle (same as reading practice demo) */
.interactive-demo-panel.app-style .demo-subtitle-line .word-token {
    background: transparent;
    border: none;
    color: var(--app-text);
    font: inherit;
    font-size: inherit;
    cursor: pointer;
    padding: 0 2px;
    border-radius: 4px;
    transition: background 0.15s ease, color 0.15s ease;
}

.interactive-demo-panel.app-style .demo-subtitle-line .word-token:hover,
.interactive-demo-panel.app-style .demo-subtitle-line .word-token:focus {
    background: rgba(255, 255, 255, 0.2);
    color: var(--app-text);
}

.interactive-demo-panel.app-style .demo-subtitle-line .word-token:focus {
    outline: 2px solid rgba(255, 255, 255, 0.6);
    outline-offset: 2px;
}

.interactive-demo-panel.app-style .demo-subtitle-line .word-token.added {
    text-decoration: underline;
    text-decoration-style: dotted;
    text-underline-offset: 3px;
}

/* Word tooltip popup (same as reading practice, no translation) */
.interactive-demo-panel.app-style .reader-tooltip {
    position: absolute;
    z-index: 10;
    background: #ffffff;
    color: #1e293b;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    max-width: 280px;
    pointer-events: auto;
}

.interactive-demo-panel.app-style .reader-tooltip .reader-tooltip-term {
    display: block;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 12px;
}

.interactive-demo-panel.app-style .reader-tooltip .reader-tooltip-add {
    padding: 8px 14px;
    background: var(--color-primary);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}

.interactive-demo-panel.app-style .reader-tooltip .reader-tooltip-add:hover {
    background: var(--color-primary-dark, #1e3a5f);
}

.interactive-demo-panel.app-style .reader-tooltip .reader-tooltip-add:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.interactive-demo-panel.app-style .reader-tooltip .reader-tooltip-add.already-added {
    background: #10b981;
    color: #ffffff;
    cursor: default;
}

.interactive-demo-panel.app-style .reader-tooltip .reader-tooltip-add.already-added:hover {
    background: #10b981;
}

.demo-cta-wrap {
    margin-top: 32px;
    margin-bottom: 0;
    text-align: center;
}

.demo-cta-wrap .demo-cta {
    text-decoration: none;
}

/* Video library section */
.videos-library-section {
    margin-bottom: 64px;
}

.videos-library-subtitle {
    margin-bottom: 28px;
}

.videos-library-block {
    margin-bottom: 32px;
}

.videos-library-block:last-of-type {
    margin-bottom: 0;
}

.videos-library-block-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin: 0 0 16px;
}

.videos-library-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

@media (min-width: 640px) {
    .videos-library-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 24px;
    }
}

.video-card {
    display: block;
    background: var(--color-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none;
    color: inherit;
}

.video-card:hover,
.video-card:focus {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(41, 110, 179, 0.15);
}

.video-card:focus {
    outline: none;
}

.video-card:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.video-card-preview {
    aspect-ratio: 16 / 9;
    background: var(--color-border);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%239ca3af'%3E%3Cpath d='M8 5v14l11-7z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 48px;
}

.video-card-title {
    display: block;
    padding: 12px 14px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.3;
}

.video-card-add {
    border: 2px dashed var(--color-border);
    background: transparent;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 140px;
    position: relative;
}

.video-card-add:hover,
.video-card-add:focus {
    border-color: var(--color-primary);
    background: rgba(41, 110, 179, 0.04);
}

.video-card-add .video-card-preview {
    display: none;
}

.video-card-add-icon {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-muted);
    line-height: 1;
    margin-bottom: 8px;
}

.video-card-add:hover .video-card-add-icon,
.video-card-add:focus .video-card-add-icon {
    color: var(--color-primary);
}

.video-card-add-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-muted);
}

.video-card-add:hover .video-card-add-label,
.video-card-add:focus .video-card-add-label {
    color: var(--color-primary);
}

.library-add-tooltip {
    position: fixed;
    z-index: 20;
    padding: 8px 14px;
    font-size: 0.85rem;
    font-weight: 500;
    color: #1e293b;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    pointer-events: none;
    white-space: nowrap;
}

/* FAQ section — accordion (same as grammar page levels-accordion) */
.faq-intro {
    margin-bottom: 24px;
}

.levels-accordion {
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
}

.levels-accordion .level-item {
    margin-bottom: 0;
}

.levels-accordion .level-item + .level-item .level-summary {
    border-top: 1px solid var(--color-border);
}

.levels-accordion .level-summary {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 18px 24px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-dark);
    background: var(--color-light);
    border: none;
    cursor: pointer;
    text-align: left;
    user-select: none;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    font-family: inherit;
}

.levels-accordion .level-summary:hover {
    background: rgba(41, 110, 179, 0.06);
}

.levels-accordion .level-summary:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.levels-accordion .level-summary-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1;
    border-radius: 10px;
    transition: transform 0.25s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 2px 8px rgba(41, 110, 179, 0.25);
}

.levels-accordion .level-item.is-open .level-summary-icon {
    background: var(--color-primary);
}

.levels-accordion .level-summary:hover .level-summary-icon {
    box-shadow: 0 4px 12px rgba(41, 110, 179, 0.3);
}

.levels-accordion .level-summary-icon::before {
    content: '+';
}

.levels-accordion .level-item.is-open .level-summary-icon::before {
    content: '−';
}

.levels-accordion .level-question {
    font-weight: 600;
    color: var(--color-dark);
}

.levels-accordion .level-content {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.35s ease-out;
    overflow: hidden;
}

.levels-accordion .level-item.is-open .level-content {
    grid-template-rows: 1fr;
}

.levels-accordion .level-content-inner {
    overflow: hidden;
    min-height: 0;
}

.levels-accordion .level-content-pad {
    padding: 16px 24px 20px 56px;
    background: var(--color-light);
    border-top: 1px solid var(--color-border);
}

.levels-accordion .level-content-pad p {
    margin: 0;
    line-height: 1.7;
    color: var(--color-muted);
}

/* Final CTA section */
.final-cta-section {
    margin-bottom: 64px;
}

.final-cta-headline {
    margin: 0 0 16px;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1.3;
}

.final-cta-intro {
    margin: 0 0 28px;
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--color-muted);
}

.final-cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    margin: 0;
}

.final-cta-buttons .cta-button,
.final-cta-buttons .ghost-button {
    text-decoration: none;
}

/* Mobile responsiveness */
@media (max-width: 640px) {
    .videos-subtitles-page {
        padding: 40px 0 60px;
    }

    .videos-subtitles-page .container {
        padding: 0 20px;
    }

    .videos-subtitles-page section {
        margin-bottom: 48px;
        padding-top: 24px;
    }

    .videos-subtitles-page h1 {
        margin-bottom: 20px;
    }

    .videos-subtitles-page h2 {
        font-size: 1.5rem;
    }

    .videos-subtitles-page h2::before {
        width: 30px;
        height: 2px;
    }

    .interactive-demo-panel {
        padding: 24px 20px;
    }

    .interactive-demo-panel.app-style {
        padding: 24px 20px;
    }

    .demo-yt-wrap {
        margin-bottom: 16px;
    }

    .demo-subtitle-line,
    .demo-translation-line {
        font-size: 0.9rem;
    }

    .how-it-works-step {
        padding: 16px 18px;
        gap: 14px;
    }

    .how-it-works-step .step-num {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    .how-it-works-extras {
        padding: 20px;
    }

    .levels-accordion .level-summary {
        padding: 16px 18px;
        font-size: 1rem;
    }

    .levels-accordion .level-content-pad {
        padding: 14px 18px 18px 44px;
    }
}