@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap');

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #0F172A;
    --bg-surface: #1E293B;
    --bg-card: #1E293B;
    --bg-card-hover: #334155;
    --bg-elevated: #1E293B;
    --text: #F1F5F9;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --accent: #3B82F6;
    --accent-hover: #2563EB;
    --accent-soft: rgba(59, 130, 246, 0.15);
    --warn: #F59E0B;
    --warn-soft: rgba(245, 158, 11, 0.15);
    --success: #10B981;
    --success-soft: rgba(16, 185, 129, 0.15);
    --danger: #EF4444;
    --border: #334155;
    --border-light: rgba(148, 163, 184, 0.15);
    --radius: 12px;
    --radius-sm: 8px;
    --header-h: clamp(60px, 10vh, 100px);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow: 0 4px 6px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.5);
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    letter-spacing: -0.01em;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    height: var(--header-h);
}

.header-inner {
    display: flex;
    align-items: center;
    height: var(--header-h);
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    height: clamp(40px, 6vh, 60px);
    flex-shrink: 0;
}

.logo-img {
    height: clamp(40px, 6vh, 60px);
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}

.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.15s, background 0.15s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text);
    background: var(--bg-card);
}

.nav-link.active {
    color: var(--accent);
    font-weight: 600;
}

/* Main */
.site-main {
    flex: 1;
    padding: 28px 0 40px;
}

/* Filters */
.filters {
    margin-bottom: 28px;
}

.filter-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-bar {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) minmax(0, 1.75fr) auto;
    gap: 12px;
    align-items: end;
}

.filter-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.filter-field-platform {
    min-width: 0;
}

.filter-field-action {
    width: 96px;
    justify-content: flex-end;
}

.filter-control {
    width: 100%;
    min-height: 44px;
}

.filter-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.platform-picker {
    position: relative;
    width: 100%;
}

.platform-picker-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    font-size: 0.875rem;
    font-family: 'Noto Sans KR', sans-serif;
    line-height: 1.25;
    cursor: pointer;
    text-align: left;
    appearance: none;
    -webkit-appearance: none;
    transition: border-color 0.15s, background 0.15s;
}

.platform-picker-trigger:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
}

.platform-picker-icon {
    width: 20px;
    height: 20px;
    min-width: 20px;
    border-radius: 4px;
    object-fit: contain;
    flex-shrink: 0;
}

.platform-picker img.platform-picker-icon {
    display: block;
    max-width: 20px;
}

.platform-picker-emoji {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    min-width: 20px;
    flex-shrink: 0;
    font-size: 0.875rem;
    line-height: 1;
}

.platform-picker-label {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.platform-picker-caret {
    width: 0;
    height: 0;
    margin-left: auto;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid var(--text-muted);
    flex-shrink: 0;
}

.platform-picker-menu {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 120;
    min-width: 200px;
    max-height: 280px;
    overflow-y: auto;
    padding: 6px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    box-shadow: var(--shadow-lg);
}

.platform-picker-menu[hidden] {
    display: none !important;
}

.platform-picker-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 6px;
    color: var(--text);
    font-size: 0.875rem;
    white-space: nowrap;
    transition: background 0.15s;
}

.platform-picker-option span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
}

.platform-picker-option:hover {
    background: var(--bg-card-hover);
}

.platform-picker-option.active {
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
}

.filter-select {
    width: 100%;
    padding: 10px 36px 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    font-size: 0.875rem;
    font-family: 'Noto Sans KR', sans-serif;
    min-height: 44px;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394A3B8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    transition: border-color 0.15s;
}

.filter-select:hover {
    border-color: var(--accent);
}

.search-input {
    width: 100%;
    min-width: 0;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    font-size: 0.875rem;
    font-family: 'Noto Sans KR', sans-serif;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

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

.btn-search {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
}

.btn-search:hover {
    background: var(--accent-hover);
}

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

/* List */
.list-meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 24px;
    gap: 12px;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.total-count {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

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

.card-cover-wrap {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    background: var(--bg-surface);
}

.card-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.corner-mark {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.02em;
}

.corner-mark.hot {
    background: var(--danger);
}

.corner-mark.new {
    background: var(--accent);
}

.card-body {
    padding: 14px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.card-title {
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.card-platform-icon {
    width: 16px;
    height: 16px;
    border-radius: 3px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 32px;
}

.page-btn {
    padding: 10px 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.page-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
}

.page-info {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Empty & Error */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
    font-size: 1rem;
}

.error-page {
    text-align: center;
    padding: 80px 20px;
}

.error-page h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}

.error-page p {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.btn-back {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 28px;
    background: var(--accent);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    transition: background 0.15s;
}

.btn-back:hover {
    background: var(--accent-hover);
}

/* Detail */
.detail-page {
    max-width: 1200px;
    margin: 0 auto;
}

.detail-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 28px;
    align-items: start;
}

.detail-left {
    min-width: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.detail-right {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.player-wrap {
    position: relative;
    width: 100%;
    max-width: 360px;
    aspect-ratio: 9 / 16;
    background: #000;
    border-radius: var(--radius);
    overflow: hidden;
    margin: 0 auto 20px;
    box-shadow: var(--shadow-lg);
}

.player-loading {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: rgba(0, 0, 0, 0.85);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.player-loading.hidden {
    display: none;
}

.player-loading-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid rgba(255,255,255,0.15);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.video-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

.detail-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
    line-height: 1.4;
}

.detail-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.detail-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.detail-platform-icon {
    width: 22px;
    height: 22px;
    border-radius: 4px;
}

.tag-badge {
    padding: 4px 10px;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.tag {
    padding: 6px 12px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.detail-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0;
    padding: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.detail-desc-wrap {
    position: relative;
    margin-bottom: 16px;
}

.detail-desc-collapsed {
    max-height: 120px;
    overflow: hidden;
    position: relative;
}

.detail-desc-collapsed::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: linear-gradient(to bottom, transparent, var(--bg-card));
    pointer-events: none;
}

.desc-toggle {
    display: block;
    margin-top: 8px;
    padding: 6px 0;
    background: none;
    border: none;
    color: var(--accent);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: color 0.15s;
}

.desc-toggle:hover {
    color: var(--accent-hover);
}

.episodes {
    margin-bottom: 0;
    width: 100%;
}

.episodes-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
}

.episode-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 10px;
}

.episode-btn {
    padding: 12px 6px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    text-align: center;
}

.episode-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    color: var(--text);
}

.episode-btn.active {
    border-color: var(--accent);
    background: var(--accent);
    color: #fff;
    font-weight: 600;
}

/* Promotion */
.promotion-guide {
    margin-bottom: 0;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.promotion-skeleton {
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.promotion-placeholder {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.promotion-guide-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 20px;
}

.promotion-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.promotion-guide-title {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text);
}

.promotion-guide-desc {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.promotion-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.promo-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: transform 0.15s, opacity 0.15s;
}

.promo-btn:hover {
    transform: translateY(-1px);
    opacity: 0.95;
}

.promo-btn:active {
    transform: scale(0.98);
}

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

.promo-btn-secondary {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    color: var(--text);
}

.promo-btn-icon {
    font-size: 1.5rem;
    width: 40px;
    text-align: center;
    flex-shrink: 0;
}

.promo-btn-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.promo-btn-text strong {
    font-size: 0.875rem;
    font-weight: 600;
}

.promo-btn-text small {
    font-size: 0.75rem;
    opacity: 0.8;
}

.promo-code-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    background: var(--bg-surface);
    border: 1px dashed var(--border);
    border-radius: var(--radius-sm);
}

.promo-code-info strong {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text);
}

.promo-code-info small {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Share */
.share-section {
    margin-bottom: 0;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.share-title {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 14px;
    color: var(--text);
}

.share-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.1s, opacity 0.1s;
}

.share-btn:hover {
    opacity: 0.9;
}

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

.share-btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.2);
}

.share-btn-facebook {
    background: #1877f2;
    color: #fff;
}

.share-btn-facebook .share-btn-icon {
    font-family: Georgia, serif;
}

.share-btn-twitter {
    background: #000;
    color: #fff;
}

.share-btn-kakaotalk {
    background: #FEE500;
    color: #191919;
}

.share-btn-kakaotalk .share-btn-icon {
    background: rgba(0, 0, 0, 0.1);
}

.share-btn-line {
    background: #06C755;
    color: #fff;
}

.share-btn-telegram {
    background: #26A5E4;
    color: #fff;
}

.share-btn-whatsapp {
    background: #25D366;
    color: #fff;
}

.share-btn-reddit {
    background: #FF4500;
    color: #fff;
}

.share-btn-email {
    background: #475569;
    color: #fff;
}

.share-btn-copy {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
}

.share-btn-copy .share-btn-icon {
    background: var(--bg);
}

.share-btn-tiktok {
    background: #010101;
    color: #fff;
}

.share-btn-tiktok .share-btn-icon {
    background: linear-gradient(135deg, #25f4ee, #fe2c55);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-size: 1rem;
}

.share-feedback {
    margin-top: 12px;
    font-size: 0.8125rem;
    color: var(--success);
    font-weight: 500;
}

/* Book detail */
.book-layout {
    display: grid;
    gap: 28px;
}

.book-cover-wrap {
    max-width: 220px;
    margin: 0 auto 20px;
}

.book-cover {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.book-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
    line-height: 1.4;
}

.book-author {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 0.875rem;
}

.book-chapters {
    margin-top: 24px;
}

.chapter-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 240px;
    overflow-y: auto;
    margin-bottom: 16px;
    padding-right: 4px;
}

.chapter-list::-webkit-scrollbar {
    width: 4px;
}

.chapter-list::-webkit-scrollbar-track {
    background: transparent;
}

.chapter-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

.chapter-btn {
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.chapter-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
    color: var(--text);
}

.chapter-btn.active {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent);
    font-weight: 600;
}

.chapter-content {
    display: none;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.chapter-content.active {
    display: block;
}

.chapter-content-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text);
}

.chapter-content-body {
    white-space: pre-wrap;
    line-height: 1.85;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.promo-code-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.promo-code-btn:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
}

.promo-code-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.promo-code-value {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--accent);
}

.promo-code-action {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* About page */
.about-page {
    max-width: 720px;
    margin: 0 auto;
    padding: 20px 0;
}

.about-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 32px;
    color: var(--text);
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.about-section h2 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.about-section p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-contact {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.about-contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color 0.15s, background 0.15s;
}

.about-contact-item:hover {
    border-color: var(--accent);
    background: var(--bg-card-hover);
}

.about-contact-icon {
    font-size: 1.5rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.about-contact-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.about-contact-info strong {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text);
}

.about-contact-info span {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 32px 0;
    background: var(--bg-surface);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.footer-name {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--text);
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
}

.footer-contact-title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.footer-contact-link {
    font-size: 0.8125rem;
    color: var(--accent);
    transition: color 0.15s;
}

.footer-contact-link:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .filter-bar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .filter-field-search {
        grid-column: 1;
    }

    .filter-field-action {
        grid-column: 2;
        width: 100%;
        align-self: end;
    }

    .page-title {
        font-size: 1.2rem;
    }

    .footer-inner {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .footer-contact {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .filter-bar {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .filter-field:nth-child(3) {
        grid-column: 1 / -1;
    }

    .platform-picker-menu {
        min-width: 100%;
        width: max-content;
        max-width: min(280px, calc(100vw - 32px));
    }

    .header-nav {
        gap: 4px;
    }

    .nav-link {
        padding: 6px 10px;
        font-size: 0.8125rem;
    }

    .about-title {
        font-size: 1.4rem;
    }
}

@media (min-width: 640px) {
    .card-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }
}

@media (min-width: 900px) {
    .detail-layout,
    .book-layout {
        grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
        gap: 32px;
    }

    .detail-left {
        align-items: stretch;
    }

    .book-left {
        position: sticky;
        top: calc(var(--header-h) + 20px);
        align-self: start;
    }

    .player-wrap {
        max-width: none;
        margin: 0 0 20px;
    }

    .detail-right {
        position: sticky;
        top: calc(var(--header-h) + 20px);
    }
}

@media (min-width: 1024px) {
    .card-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }

    .page-title {
        font-size: 1.6rem;
    }
}