/* Game Stream Rails — shared hub shell (.page-stream) */

@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@600;700;800&family=Be+Vietnam+Pro:wght@400;600;700&display=swap');

.page-stream {
    --stream-bg: #f0f7ff;
    --stream-surface: #ffffff;
    --stream-ink: #0f172a;
    --stream-muted: #475569;
    --stream-accent: #059669;
    --stream-accent-dark: #047857;
    --stream-blue: #0284c7;
    --stream-banner: linear-gradient(135deg, #dbeafe 0%, #ecfdf5 55%, #fef9c3 100%);
    --stream-radius: 22px;
    --stream-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
    font-family: 'Be Vietnam Pro', 'Segoe UI', sans-serif;
    background: var(--stream-bg);
    background-image: radial-gradient(circle at 10% 0%, rgba(186, 230, 253, 0.45), transparent 42%),
        radial-gradient(circle at 90% 10%, rgba(254, 249, 195, 0.35), transparent 38%);
}

/* Nav */
.page-stream .stream-nav {
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04);
}

.page-stream .nav-brand {
    color: var(--stream-accent);
    font-family: 'Baloo 2', 'Be Vietnam Pro', sans-serif;
    font-weight: 800;
}

.page-stream .nav-links a {
    border-radius: 999px;
    font-weight: 600;
}

.page-stream .nav-links a.active {
    background: #dcfce7;
    color: var(--stream-accent-dark);
}

/* Inner page header */
.page-stream .page-header {
    max-width: 1180px;
    margin: 20px auto 0;
    padding: 28px 28px 24px;
    text-align: left;
    background: var(--stream-banner);
    border-radius: var(--stream-radius);
    border: none;
    box-shadow: var(--stream-shadow);
}

.page-stream .page-header h1 {
    font-family: 'Baloo 2', 'Be Vietnam Pro', sans-serif;
    font-size: clamp(1.65rem, 3.5vw, 2.25rem);
    font-weight: 800;
    color: var(--stream-ink);
    margin-bottom: 8px;
}

.page-stream .page-header p {
    color: var(--stream-muted);
    font-size: 1.02rem;
    max-width: 52ch;
    margin: 0;
}

/* Main layout */
.page-stream main,
.page-stream .stream-main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 28px 20px 56px;
}

.page-stream .stream-intro {
    text-align: center;
    color: var(--stream-muted);
    font-size: 0.95rem;
    margin: 8px auto 28px;
    max-width: 640px;
    line-height: 1.5;
}

.page-stream .stream-intro strong {
    color: var(--stream-accent-dark);
}

/* Section rails */
.page-stream .stream-rail,
.page-stream main > section {
    margin-bottom: 36px;
}

.page-stream .stream-rail-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.page-stream .stream-rail-title,
.page-stream main > section > h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Baloo 2', 'Be Vietnam Pro', sans-serif;
    font-size: clamp(1.25rem, 2.5vw, 1.55rem);
    font-weight: 800;
    color: var(--stream-ink);
    margin: 0 0 14px;
}

.page-stream .stream-rail-head .stream-rail-title,
.page-stream .stream-rail-head h2 {
    margin-bottom: 0;
}

.page-stream .stream-rail-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.page-stream .stream-rail-dot--game { background: var(--stream-accent); box-shadow: 0 0 0 4px rgba(5, 150, 105, 0.2); }
.page-stream .stream-rail-dot--news { background: var(--stream-blue); box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.18); }
.page-stream .stream-rail-dot--course { background: #8b5cf6; box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2); }
.page-stream .stream-rail-dot--tools { background: #f59e0b; box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.22); }

.page-stream .stream-rail-tools {
    display: flex;
    align-items: center;
    gap: 8px;
}

.page-stream .stream-rail-link {
    color: var(--stream-muted);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
}

.page-stream .stream-rail-link:hover {
    color: var(--stream-blue);
}

.page-stream .stream-rail-scroll {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--stream-surface);
    color: var(--stream-ink);
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.1);
    transition: transform 0.12s ease, background 0.12s ease;
}

.page-stream .stream-rail-scroll:hover {
    background: #f8fafc;
    transform: translateX(2px);
}

.page-stream .stream-rail-track {
    display: flex;
    gap: 16px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding: 4px 2px 12px;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

.page-stream .stream-rail-track::-webkit-scrollbar { height: 6px; }
.page-stream .stream-rail-track::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 999px; }

/* Game cards */
.page-stream .stream-rail-track.game-gallery,
.page-stream .game-gallery.stream-rail-track {
    display: flex;
    gap: 16px;
}

.page-stream .game-gallery .card {
    flex: 0 0 min(280px, 78vw);
    scroll-snap-align: start;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    overflow: hidden;
}

.page-stream .game-gallery .card:hover {
    transform: translateY(-4px);
    border-color: #86efac;
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.1);
}

.page-stream .card-img-wrapper {
    height: auto;
    aspect-ratio: 16 / 9;
    min-height: 0;
    border-radius: 0;
}

.page-stream .card-content { padding: 14px 16px 16px; }

.page-stream .card-content h3 {
    font-size: 1.05rem;
    line-height: 1.25;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.page-stream .card-content p {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.88rem;
    margin-bottom: 12px;
}

.page-stream .btn-play {
    border-radius: 999px;
    padding: 10px 14px;
    font-size: 0.92rem;
}

.page-stream .card img[src*="vualangthang-logo"] {
    object-fit: contain;
    padding: 12px;
}

/* News — rail on homepage */
.page-stream .stream-rail-track.news-grid {
    display: flex;
    gap: 16px;
}

.page-stream .stream-rail-track .news-card {
    flex: 0 0 min(300px, 82vw);
    scroll-snap-align: start;
}

/* News — full grid on tin-tuc */
.page-stream main > .news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.page-stream .news-card {
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.page-stream .news-card:hover {
    transform: translateY(-4px);
    border-color: #7dd3fc;
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.1);
}

.page-stream .news-card-img {
    height: auto;
    aspect-ratio: 16 / 9;
    min-height: 0;
}

.page-stream .news-card-body { padding: 12px 14px 14px; }

.page-stream .news-card-body h3 {
    font-size: 1rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.page-stream .news-card-body p {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-size: 0.88rem;
}

.page-stream .news-cat {
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 10px;
}

/* News filters */
.page-stream .news-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.page-stream .filter-btn {
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.45);
    background: var(--stream-surface);
    color: var(--stream-muted);
    font-weight: 600;
    padding: 8px 16px;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.page-stream .filter-btn:hover,
.page-stream .filter-btn.active {
    background: #dcfce7;
    border-color: #86efac;
    color: var(--stream-accent-dark);
}

.page-stream .stream-footer {
    border-top: 1px solid rgba(148, 163, 184, 0.25);
    background: rgba(255, 255, 255, 0.7);
}

/* Account pages */
.page-stream .account-card {
    border-radius: var(--stream-radius);
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: var(--stream-shadow);
}

.page-stream .account-tab {
    border-radius: 999px;
}

.page-stream .account-tab.active {
    background: #dcfce7;
    border-color: #86efac;
    color: var(--stream-accent-dark);
}

/* Article pages */
.page-stream .article-main {
    max-width: 760px;
    padding: 28px 20px 56px;
}

.page-stream .article-main article {
    border-radius: var(--stream-radius);
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: var(--stream-shadow);
    padding: clamp(24px, 4vw, 36px);
}

.page-stream .article-header {
    border-bottom: 1px solid rgba(148, 163, 184, 0.35);
    padding-bottom: 18px;
    margin-bottom: 24px;
}

.page-stream .article-header h1 {
    font-family: 'Baloo 2', 'Be Vietnam Pro', sans-serif;
    font-weight: 800;
    color: var(--stream-ink);
}

.page-stream .article-body h2,
.page-stream .article-body h3,
.page-stream .article-body h4 {
    font-family: 'Baloo 2', 'Be Vietnam Pro', sans-serif;
    color: var(--stream-blue);
}

.page-stream .article-body img {
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.35);
}

.page-stream .back-link a {
    display: inline-flex;
    align-items: center;
    padding: 10px 16px;
    border-radius: 999px;
    background: var(--stream-surface);
    color: var(--stream-blue);
    font-weight: 700;
    text-decoration: none;
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.06);
}

.page-stream .back-link a:hover {
    background: #f0f9ff;
}

@media (max-width: 820px) {
    .page-stream .nav-inner {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        grid-template-areas: 'brand auth' 'links links';
        row-gap: 8px;
    }

    .page-stream .nav-brand { grid-area: brand; min-width: 0; }
    .page-stream .nav-auth { grid-area: auth; margin-left: 0; }
    .page-stream .nav-links {
        grid-area: links;
        width: 100%;
        overflow-x: auto;
        flex-wrap: nowrap;
    }

    .page-stream .nav-links a {
        flex: 0 0 auto;
        font-size: 0.85rem;
        padding: 7px 12px;
    }

    .page-stream .page-header {
        margin-left: 12px;
        margin-right: 12px;
        padding: 22px 20px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-stream .game-gallery .card,
    .page-stream .news-card,
    .page-stream .stream-rail-scroll {
        transition: none;
    }
}