/* ═══════════════════════════════════════════════════════════════════════════
   Platform Landing Pages — /platform/ CSS
   ═══════════════════════════════════════════════════════════════════════════ */

/* Container */
.pl-landing-page {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #34495e;
    line-height: 1.6;
}
.pl-landing-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ── Hero Section ─────────────────────────────────────────────────────────── */
.pl-landing-hero {
    padding: 60px 20px 50px;
    color: #fff;
    text-align: center;
}
.pl-landing-hero-content {
    max-width: 700px;
    margin: 0 auto;
}
.pl-landing-hero-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.9;
}
.pl-landing-hero h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    line-height: 1.2;
}
.pl-landing-hero p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 24px;
    line-height: 1.6;
}
.pl-landing-hero-cta {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .pl-landing-hero { padding: 40px 16px 36px; }
    .pl-landing-hero h1 { font-size: 1.6rem; }
    .pl-landing-hero p { font-size: 0.95rem; }
    .pl-landing-hero-icon { font-size: 2.2rem; }
}

/* ── Content Sections ─────────────────────────────────────────────────────── */
.pl-landing-content-section {
    padding: 40px 20px;
}
.pl-landing-features-section {
    padding: 40px 20px;
}

/* Feature Items */
.pl-landing-feature-item {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 20px 16px;
    height: 100%;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.pl-landing-feature-item:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}
.pl-landing-feature-item i {
    font-size: 1.8rem;
    color: #007AFF;
    margin-bottom: 10px;
    display: block;
}
.pl-landing-feature-item h5 {
    font-size: 0.95rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 6px;
}
.pl-landing-feature-item p {
    font-size: 0.85rem;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* ── Stats ────────────────────────────────────────────────────────────────── */
.pl-landing-stat {
    text-align: center;
    padding: 16px;
}
.pl-landing-stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: #1a1a2e;
}
.pl-landing-stat-label {
    font-size: 0.85rem;
    color: #666;
    font-weight: 500;
}

/* ── CTA Banner ───────────────────────────────────────────────────────────── */
.pl-landing-cta-banner {
    padding: 50px 20px;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #fff;
}
.pl-landing-cta-banner h2 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 8px;
}
.pl-landing-cta-banner p {
    font-size: 1rem;
    opacity: 0.85;
    margin-bottom: 20px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* ── Crosslinks ───────────────────────────────────────────────────────────── */
.pl-landing-crosslinks {
    padding: 30px 20px;
    background: #f8f9fa;
}
.pl-landing-crosslinks h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a1a2e;
}
.pl-landing-crosslink-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    color: #34495e;
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
}
.pl-landing-crosslink-chip:hover {
    background: #007AFF;
    color: #fff;
    border-color: #007AFF;
}
.pl-landing-crosslink-chip i {
    font-size: 0.9rem;
}

/* ── Track List (Landing Page) ────────────────────────────────────────────── */
.pl-landing-tracks {
    max-width: 700px;
    margin: 0 auto;
}
.pl-landing-track-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 10px;
    text-decoration: none;
    color: #34495e;
    transition: background 0.15s ease;
}
.pl-landing-track-row:hover {
    background: #f8f9fa;
}
.pl-landing-track-rank {
    font-size: 1.1rem;
    font-weight: 700;
    color: #999;
    min-width: 24px;
    text-align: center;
}
.pl-landing-track-art {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1rem;
    flex-shrink: 0;
}
.pl-landing-track-info {
    flex: 1;
    min-width: 0;
}
.pl-landing-track-title {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.pl-landing-track-artist {
    font-size: 0.8rem;
    color: #888;
}
.pl-landing-track-plays {
    font-size: 0.8rem;
    color: #888;
    white-space: nowrap;
}

/* ── Book Cards (Landing Page) ────────────────────────────────────────────── */
.pl-landing-book-card {
    display: block;
    text-align: center;
    text-decoration: none;
    color: #34495e;
    transition: transform 0.2s ease;
}
.pl-landing-book-card:hover {
    transform: translateY(-4px);
}
.pl-landing-book-cover {
    width: 100%;
    aspect-ratio: 2/3;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    margin-bottom: 8px;
}
.pl-landing-book-cover-placeholder {
    width: 100%;
    aspect-ratio: 2/3;
    border-radius: 8px;
    background: linear-gradient(135deg, #FF9500 0%, #FF6B35 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
    color: #fff;
}
.pl-landing-book-title {
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 2px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pl-landing-book-author {
    font-size: 0.72rem;
    color: #888;
}
.pl-landing-book-rating {
    font-size: 0.72rem;
    color: #666;
    margin-top: 2px;
}

/* ── Hub Page ─────────────────────────────────────────────────────────────── */
.pl-landing-hub-section {
    padding: 36px 20px;
}
.pl-landing-hub-category {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.pl-landing-hub-card {
    display: block;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 20px 16px;
    text-decoration: none;
    color: #34495e;
    height: 100%;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.pl-landing-hub-card:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    transform: translateY(-3px);
    color: #34495e;
}
.pl-landing-hub-card i {
    font-size: 1.6rem;
    margin-bottom: 8px;
    display: block;
}
.pl-landing-hub-card h5 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #1a1a2e;
    margin-bottom: 6px;
}
.pl-landing-hub-card p {
    font-size: 0.8rem;
    color: #666;
    margin: 0;
    line-height: 1.4;
}

@media (max-width: 768px) {
    .pl-landing-hub-card { padding: 14px 12px; }
    .pl-landing-hub-card i { font-size: 1.3rem; }
    .pl-landing-hub-card h5 { font-size: 0.82rem; }
    .pl-landing-hub-card p { font-size: 0.75rem; }
}