/* ============================================
   芒果视频 - 全新原创设计 v2
   配色：深邃黑底 + 琥珀金 + 玫瑰红 + 暖灰
   风格：奢华暗金、斜切角卡片、光晕悬浮
   ============================================ */

/* === CSS Variables === */
:root {
    --gold: #d4a853;
    --gold-light: #f0d48a;
    --gold-dark: #a07830;
    --rose: #c94060;
    --rose-light: #e8607a;
    --rose-dark: #9a2040;
    --bg-deep: #0e0e12;
    --bg-card: #18181f;
    --bg-card-hover: #1f1f28;
    --bg-section-alt: #121218;
    --text-main: #e8e4dc;
    --text-muted: #9a9590;
    --text-bright: #ffffff;
    --border-subtle: rgba(212, 168, 83, 0.15);
    --border-gold: rgba(212, 168, 83, 0.4);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --shadow-card: 0 4px 24px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 20px rgba(212, 168, 83, 0.15);
    --font-main: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --max-width: 1240px;
    --nav-height: 64px;
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: var(--font-main);
    background: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: var(--gold); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--gold-light); }

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

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* === Navigation === */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-height);
    background: rgba(14, 14, 18, 0.92);
    backdrop-filter: blur(8px);
    border-bottom: 2px solid transparent;
    border-image: linear-gradient(90deg, transparent, var(--gold), var(--rose), var(--gold), transparent) 1;
    transition: background 0.4s;
}

.site-nav.scrolled { background: rgba(14, 14, 18, 0.98); }

.nav-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-bright);
}

.nav-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--gold), var(--rose));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.nav-logo .logo-text { background: linear-gradient(90deg, var(--gold-light), var(--rose-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.nav-links { display: flex; gap: 6px; list-style: none; }

.nav-links a {
    display: block;
    padding: 8px 14px;
    color: var(--text-muted);
    font-size: 0.92rem;
    border-radius: var(--radius-sm);
    transition: all 0.3s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gold);
    transition: all 0.3s;
    transform: translateX(-50%);
}

.nav-links a:hover { color: var(--gold-light); }
.nav-links a:hover::after { width: 60%; }

.nav-download {
    padding: 8px 20px;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: var(--bg-deep) !important;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 20px;
    transition: all 0.3s;
}

.nav-download:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(212, 168, 83, 0.4); color: var(--bg-deep) !important; }

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.menu-toggle span {
    width: 26px;
    height: 2px;
    background: var(--gold);
    transition: all 0.3s;
    border-radius: 2px;
}

/* === Hero / Welcome Section === */
.hero-section {
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
    background: radial-gradient(ellipse at 20% 50%, rgba(201, 64, 96, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 30%, rgba(212, 168, 83, 0.1) 0%, transparent 50%),
                var(--bg-deep);
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(212, 168, 83, 0.06) 0%, transparent 70%);
    animation: heroFloat 12s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-40px, 30px) scale(1.1); }
}

.hero-content { position: relative; z-index: 1; text-align: center; max-width: 800px; margin: 0 auto; }

.hero-badge {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(212, 168, 83, 0.1);
    border: 1px solid var(--border-gold);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--gold);
    margin-bottom: 24px;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-bright), var(--gold-light), var(--rose-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 32px;
}

.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: var(--bg-deep);
    font-weight: 700;
    font-size: 1rem;
    border: none;
    border-radius: 28px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(212, 168, 83, 0.4); color: var(--bg-deep); }

.btn-outline {
    padding: 12px 32px;
    background: transparent;
    color: var(--gold);
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid var(--border-gold);
    border-radius: 28px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}

.btn-outline:hover { background: rgba(212, 168, 83, 0.1); transform: translateY(-2px); }

/* === Section Common === */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-section-alt); }

.section-header { text-align: center; margin-bottom: 48px; }

.section-tag {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(212, 168, 83, 0.08);
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 12px;
}

.section-subtitle { font-size: 1rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

/* === Featured Video === */
.featured-video {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto 32px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-subtle);
}

.featured-video img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

.featured-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px 32px 24px;
    background: linear-gradient(to top, rgba(14, 14, 18, 0.95) 0%, transparent 100%);
}

.featured-overlay h3 { font-size: 1.3rem; color: var(--text-bright); margin-bottom: 8px; }
.featured-overlay p { font-size: 0.92rem; color: var(--text-muted); }

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 72px;
    height: 72px;
    background: rgba(212, 168, 83, 0.85);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    cursor: pointer;
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 12px 0 12px 22px;
    border-color: transparent transparent transparent var(--bg-deep);
    margin-left: 4px;
}

.play-btn:hover { transform: translate(-50%, -50%) scale(1.1); background: var(--gold); }

/* === Video Cards Grid === */
.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.video-card {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
}

.video-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gold), var(--rose));
    opacity: 0;
    transition: opacity 0.3s;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: var(--border-gold);
}

.video-card:hover::before { opacity: 1; }

.video-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.video-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.video-card:hover .video-thumb img { transform: scale(1.08); }

.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 2px 8px;
    background: rgba(0,0,0,0.75);
    color: var(--text-bright);
    font-size: 0.75rem;
    border-radius: 3px;
}

.video-info { padding: 16px; }

.video-info h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-bright);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
    font-size: 0.82rem;
}

.rating { color: var(--gold); font-weight: 600; }
.views { color: var(--text-muted); }

.video-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* === About Section === */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.about-text h3 { font-size: 1.4rem; color: var(--text-bright); margin-bottom: 16px; }
.about-text p { color: var(--text-muted); margin-bottom: 16px; line-height: 1.8; }

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 24px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--gold), var(--rose));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }

/* === Credentials Section === */
.credentials-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.credential-card {
    text-align: center;
    padding: 32px 20px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: all 0.3s;
}

.credential-card:hover { border-color: var(--border-gold); box-shadow: var(--shadow-glow); }

.credential-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: linear-gradient(135deg, rgba(212, 168, 83, 0.15), rgba(201, 64, 96, 0.1));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.credential-card h3 { font-size: 1rem; color: var(--text-bright); margin-bottom: 8px; }
.credential-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* === Payment Section === */
.payment-icons {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.payment-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 28px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: all 0.3s;
    min-width: 120px;
}

.payment-item:hover { border-color: var(--border-gold); transform: translateY(-3px); }
.payment-item .pay-icon { font-size: 2rem; }
.payment-item .pay-name { font-size: 0.85rem; color: var(--text-muted); }

/* === Support Section === */
.support-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.support-card {
    padding: 28px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    text-align: center;
    transition: all 0.3s;
}

.support-card:hover { border-color: var(--border-gold); }
.support-card .support-icon { font-size: 2rem; margin-bottom: 12px; }
.support-card h3 { font-size: 1.05rem; color: var(--text-bright); margin-bottom: 8px; }
.support-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* === Responsible Viewing === */
.responsible-content {
    max-width: 800px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.responsible-item {
    padding: 24px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--rose);
    transition: all 0.3s;
}

.responsible-item:hover { border-left-color: var(--gold); }
.responsible-item h3 { font-size: 1rem; color: var(--text-bright); margin-bottom: 8px; }
.responsible-item p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

/* === FAQ Section === */
.faq-list { max-width: 800px; margin: 0 auto; }

.faq-item {
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.3s;
}

.faq-item.active { border-color: var(--border-gold); }

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    background: var(--bg-card);
    cursor: pointer;
    transition: background 0.3s;
    user-select: none;
}

.faq-question:hover { background: var(--bg-card-hover); }

.faq-question h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-bright);
    flex: 1;
}

.faq-toggle {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    font-size: 1.2rem;
    transition: transform 0.3s;
    flex-shrink: 0;
}

.faq-item.active .faq-toggle { transform: rotate(45deg); }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-answer-inner {
    padding: 0 24px 18px;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.faq-item.active .faq-answer { max-height: 400px; }

/* === Reviews Section === */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.review-card {
    padding: 24px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    position: relative;
    transition: all 0.3s;
}

.review-card:hover { border-color: var(--border-gold); }

.review-card::before {
    content: '"';
    position: absolute;
    top: 12px;
    right: 20px;
    font-size: 3rem;
    color: rgba(212, 168, 83, 0.15);
    font-family: Georgia, serif;
    line-height: 1;
}

.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }

.review-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-dark), var(--rose-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-bright);
    font-weight: 700;
    font-size: 1rem;
}

.review-user-info h4 { font-size: 0.92rem; color: var(--text-bright); }
.review-user-info span { font-size: 0.78rem; color: var(--text-muted); }

.review-stars { color: var(--gold); font-size: 0.85rem; margin-bottom: 8px; }
.review-text { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }
.review-date { font-size: 0.78rem; color: var(--text-muted); margin-top: 12px; opacity: 0.7; }

/* === Tags Section === */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    max-width: 900px;
    margin: 0 auto;
}

.tag-item {
    padding: 8px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    font-size: 0.88rem;
    color: var(--text-muted);
    transition: all 0.3s;
    cursor: pointer;
}

.tag-item:hover {
    background: rgba(212, 168, 83, 0.1);
    border-color: var(--border-gold);
    color: var(--gold);
    transform: translateY(-2px);
}

/* === Footer === */
.site-footer {
    background: var(--bg-section-alt);
    border-top: 1px solid var(--border-subtle);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 12px;
}

.footer-brand .footer-logo .logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--gold), var(--rose));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.footer-brand p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.6; }

.footer-col h4 {
    font-size: 0.95rem;
    color: var(--text-bright);
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 8px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--gold);
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { font-size: 0.88rem; color: var(--text-muted); transition: color 0.3s; }
.footer-col ul a:hover { color: var(--gold); }

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding: 20px 0;
    text-align: center;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.footer-bottom p { margin-bottom: 4px; }

/* === Breadcrumb === */
.breadcrumb {
    padding: 100px 0 20px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.breadcrumb a { color: var(--gold); }
.breadcrumb span { margin: 0 8px; opacity: 0.5; }

/* === Category Page Header === */
.category-header {
    padding: 20px 0 40px;
    text-align: center;
}

.category-header h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-bright);
    margin-bottom: 12px;
}

.category-header .cat-subtitle { font-size: 1.05rem; color: var(--text-muted); }

/* === Article Content === */
.article-content {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 24px 60px;
}

.article-content h2 {
    font-size: 1.5rem;
    color: var(--text-bright);
    margin: 40px 0 16px;
    padding-left: 16px;
    border-left: 3px solid var(--gold);
}

.article-content h3 {
    font-size: 1.15rem;
    color: var(--gold-light);
    margin: 28px 0 12px;
}

.article-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.85;
    font-size: 0.95rem;
}

.article-content img {
    border-radius: var(--radius-md);
    margin: 24px 0;
    border: 1px solid var(--border-subtle);
}

.article-content a { color: var(--gold); border-bottom: 1px dashed var(--border-gold); }
.article-content a:hover { color: var(--gold-light); }

/* === Back to Top === */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    color: var(--bg-deep);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
}

.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); box-shadow: 0 4px 16px rgba(212, 168, 83, 0.4); }

/* === Download Page === */
.download-hero {
    padding: 140px 0 80px;
    text-align: center;
    background: radial-gradient(ellipse at 50% 50%, rgba(212, 168, 83, 0.08) 0%, transparent 60%),
                var(--bg-deep);
}

.download-buttons { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }

.dl-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-bright);
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s;
    text-decoration: none;
}

.dl-btn:hover { border-color: var(--border-gold); transform: translateY(-3px); box-shadow: var(--shadow-glow); color: var(--text-bright); }
.dl-btn .dl-icon { font-size: 1.5rem; }

.download-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 48px auto 0;
}

.dl-feature {
    text-align: center;
    padding: 24px;
}

.dl-feature .feat-icon { font-size: 2rem; margin-bottom: 12px; }
.dl-feature h3 { font-size: 1rem; color: var(--text-bright); margin-bottom: 8px; }
.dl-feature p { font-size: 0.88rem; color: var(--text-muted); }

/* === Mobile Responsive === */
@media (max-width: 1024px) {
    .video-grid { grid-template-columns: repeat(3, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .credentials-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-download { display: none; }
    .menu-toggle { display: flex; }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: rgba(14, 14, 18, 0.98);
        padding: 16px;
        border-bottom: 2px solid var(--border-gold);
    }

    .hero-title { font-size: 2rem; }
    .hero-section { padding: 120px 0 60px; }

    .video-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
    .about-grid { grid-template-columns: 1fr; gap: 32px; }
    .support-grid { grid-template-columns: 1fr; }
    .reviews-grid { grid-template-columns: 1fr; }
    .responsible-content { grid-template-columns: 1fr; }
    .credentials-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }

    .section { padding: 60px 0; }
    .section-title { font-size: 1.6rem; }

    .category-header h1 { font-size: 1.8rem; }
    .download-features { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .video-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 1.6rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .payment-icons { gap: 16px; }
}


/* === E-E-A-T Enhancement Styles === */
.eeat-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 0.8rem 0 1.2rem;
    padding: 0.6rem 1rem;
    background: rgba(212, 175, 55, 0.08);
    border-left: 3px solid var(--accent-color);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 0.85rem;
}
.eeat-meta .author-info {
    color: var(--accent-color);
    font-weight: 500;
}
.eeat-meta .publish-date {
    color: var(--text-secondary);
}
@media (max-width: 768px) {
    .eeat-meta {
        flex-direction: column;
        gap: 0.4rem;
    }
}