/* =============================================
   香蕉视频 官网主样式
   高端有机未来主义 · 玻璃态梦幻科技风格
   ============================================= */

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

:root {
    --color-bg-deep: #111111;
    --color-bg-warm: #1A1A1A;
    --color-cyan: #A0F0FF;
    --color-purple: #D8A0FF;
    --color-cream: #F8F0E8;
    --color-glass-bg: rgba(255,255,255,0.06);
    --color-glass-border: rgba(255,255,255,0.12);
    --color-glass-hover: rgba(255,255,255,0.10);
    --gradient-hero: linear-gradient(135deg, #111111 0%, #1a1a2e 50%, #16213e 100%);
    --gradient-cyan-purple: linear-gradient(135deg, #A0F0FF 0%, #D8A0FF 100%);
    --gradient-warm: linear-gradient(135deg, #D8A0FF 0%, #F8F0E8 100%);
    --font-main: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
    --font-serif: 'Noto Serif SC', Georgia, serif;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 8px;
    --shadow-glass: 0 8px 32px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.1);
    --shadow-glow-cyan: 0 0 30px rgba(160,240,255,0.2);
    --shadow-glow-purple: 0 0 30px rgba(216,160,255,0.2);
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background: var(--color-bg-deep);
    color: var(--color-cream);
    font-family: var(--font-main);
    line-height: 1.7;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ---- Particle Background ---- */
#particles-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
}

/* ---- Layout ---- */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.section {
    padding: 80px 0;
    position: relative;
}

/* ---- Glassmorphism Card ---- */
.glass-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-glass);
    transition: var(--transition);
}

.glass-card:hover {
    background: var(--color-glass-hover);
    border-color: rgba(160,240,255,0.25);
    box-shadow: var(--shadow-glass), var(--shadow-glow-cyan);
    transform: translateY(-4px);
}

/* ---- Navigation ---- */
.nav-wrapper {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(17,17,17,0.85);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--color-glass-border);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.nav-logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-cyan-purple);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 900;
    color: #111;
}

.nav-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--gradient-cyan-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu a {
    display: block;
    padding: 8px 14px;
    color: rgba(248,240,232,0.8);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-cyan);
    background: rgba(160,240,255,0.08);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-cream);
    border-radius: 2px;
    transition: var(--transition);
}

/* ---- Search Bar ---- */
.search-bar-wrapper {
    background: rgba(26,26,26,0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-glass-border);
    padding: 12px 0;
    position: relative;
    z-index: 999;
}

.search-bar-inner {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    gap: 10px;
}

.search-input {
    flex: 1;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--color-glass-border);
    border-radius: 30px;
    padding: 10px 20px;
    color: var(--color-cream);
    font-size: 0.95rem;
    font-family: var(--font-main);
    outline: none;
    transition: var(--transition);
}

.search-input::placeholder {
    color: rgba(248,240,232,0.4);
}

.search-input:focus {
    border-color: rgba(160,240,255,0.4);
    background: rgba(255,255,255,0.08);
    box-shadow: 0 0 0 3px rgba(160,240,255,0.1);
}

.search-btn {
    background: var(--gradient-cyan-purple);
    border: none;
    border-radius: 30px;
    padding: 10px 24px;
    color: #111;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.search-btn:hover {
    opacity: 0.85;
    transform: scale(1.03);
}

/* ---- Hero Banner ---- */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('../images/hero-banner.jpg');
    background-size: cover;
    background-position: center;
    filter: brightness(0.35) saturate(1.2);
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(17,17,17,0.7) 0%, rgba(26,26,46,0.5) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    background: rgba(160,240,255,0.12);
    border: 1px solid rgba(160,240,255,0.3);
    border-radius: 30px;
    padding: 6px 18px;
    font-size: 0.85rem;
    color: var(--color-cyan);
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #F8F0E8 0%, #A0F0FF 50%, #D8A0FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(248,240,232,0.75);
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.8;
}

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

.btn-primary {
    background: var(--gradient-cyan-purple);
    color: #111;
    border: none;
    border-radius: 30px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(160,240,255,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(160,240,255,0.45);
}

.btn-secondary {
    background: transparent;
    color: var(--color-cream);
    border: 1px solid rgba(248,240,232,0.3);
    border-radius: 30px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    background: rgba(160,240,255,0.05);
}

/* ---- Section Titles ---- */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    background: rgba(160,240,255,0.1);
    border: 1px solid rgba(160,240,255,0.25);
    border-radius: 20px;
    padding: 4px 14px;
    font-size: 0.8rem;
    color: var(--color-cyan);
    letter-spacing: 0.08em;
    margin-bottom: 14px;
}

.section-title {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    background: linear-gradient(135deg, #F8F0E8 0%, #A0F0FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 14px;
}

.section-desc {
    color: rgba(248,240,232,0.6);
    font-size: 1rem;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ---- Video Cards ---- */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.video-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-6px);
    border-color: rgba(160,240,255,0.3);
    box-shadow: var(--shadow-glass), var(--shadow-glow-cyan);
}

.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: #1a1a2e;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.video-card:hover .video-thumb img {
    transform: scale(1.06);
}

.video-play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0);
    transition: var(--transition);
}

.video-card:hover .video-play-overlay {
    background: rgba(0,0,0,0.35);
}

.play-btn {
    width: 56px;
    height: 56px;
    background: rgba(160,240,255,0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.7);
    transition: var(--transition);
    box-shadow: 0 0 30px rgba(160,240,255,0.5);
}

.video-card:hover .play-btn {
    opacity: 1;
    transform: scale(1);
}

.play-btn::after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px 0 10px 18px;
    border-color: transparent transparent transparent #111;
    margin-left: 4px;
}

.video-duration {
    position: absolute;
    bottom: 8px;
    right: 10px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    font-size: 0.75rem;
    padding: 2px 7px;
    border-radius: 4px;
}

.video-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--gradient-cyan-purple);
    color: #111;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 3px 9px;
    border-radius: 4px;
}

.video-info {
    padding: 16px;
}

.video-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-cream);
    margin-bottom: 8px;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    gap: 14px;
    font-size: 0.78rem;
    color: rgba(248,240,232,0.5);
}

.video-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ---- Community Section ---- */
.community-section {
    background-image: url('../images/community-bg.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
}

.community-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(17,17,17,0.82);
}

.danmaku-bar {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--color-glass-border);
    border-radius: 30px;
    padding: 12px 24px;
    overflow: hidden;
    white-space: nowrap;
    margin-bottom: 32px;
}

.danmaku-track {
    display: inline-flex;
    gap: 48px;
    animation: danmaku-scroll 30s linear infinite;
}

.danmaku-item {
    font-size: 0.9rem;
    color: rgba(248,240,232,0.7);
    white-space: nowrap;
}

.danmaku-item.highlight {
    color: var(--color-cyan);
}

@keyframes danmaku-scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.topic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.topic-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: var(--transition);
}

.topic-card:hover {
    border-color: rgba(216,160,255,0.3);
    box-shadow: var(--shadow-glow-purple);
    transform: translateY(-3px);
}

.topic-tag {
    font-size: 0.78rem;
    color: var(--color-purple);
    margin-bottom: 8px;
}

.topic-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-cream);
    margin-bottom: 10px;
}

.topic-heat {
    font-size: 0.8rem;
    color: rgba(248,240,232,0.5);
}

/* ---- AI Section ---- */
.ai-section {
    position: relative;
}

.ai-features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.ai-feature-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.ai-feature-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(160,240,255,0.05) 0%, transparent 60%);
    pointer-events: none;
}

.ai-feature-card:hover {
    border-color: rgba(160,240,255,0.25);
    box-shadow: var(--shadow-glass), var(--shadow-glow-cyan);
    transform: translateY(-4px);
}

.ai-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(160,240,255,0.15), rgba(216,160,255,0.15));
    border: 1px solid rgba(160,240,255,0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    margin-bottom: 20px;
}

.ai-feature-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-cream);
    margin-bottom: 10px;
}

.ai-feature-desc {
    font-size: 0.88rem;
    color: rgba(248,240,232,0.6);
    line-height: 1.7;
}

/* ---- Expert Section ---- */
.expert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.expert-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    text-align: center;
    transition: var(--transition);
}

.expert-card:hover {
    border-color: rgba(216,160,255,0.3);
    box-shadow: var(--shadow-glow-purple);
    transform: translateY(-4px);
}

.expert-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-cyan-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 16px;
    border: 2px solid rgba(160,240,255,0.3);
}

.expert-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-cream);
    margin-bottom: 6px;
}

.expert-role {
    font-size: 0.82rem;
    color: var(--color-cyan);
    margin-bottom: 10px;
}

.expert-desc {
    font-size: 0.8rem;
    color: rgba(248,240,232,0.55);
    line-height: 1.6;
}

/* ---- Reviews Section ---- */
.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.review-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: var(--transition);
}

.review-card:hover {
    border-color: rgba(160,240,255,0.2);
    transform: translateY(-3px);
}

.review-stars {
    color: #FFD700;
    font-size: 1rem;
    margin-bottom: 14px;
    letter-spacing: 2px;
}

.review-text {
    font-size: 0.9rem;
    color: rgba(248,240,232,0.8);
    line-height: 1.75;
    margin-bottom: 18px;
    font-style: italic;
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 12px;
}

.reviewer-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--gradient-cyan-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.reviewer-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-cream);
}

.reviewer-info {
    font-size: 0.78rem;
    color: rgba(248,240,232,0.45);
}

/* ---- FAQ Section ---- */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--color-glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.open {
    border-color: rgba(160,240,255,0.25);
}

.faq-question {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-cream);
    user-select: none;
}

.faq-question:hover {
    color: var(--color-cyan);
}

.faq-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(160,240,255,0.1);
    border: 1px solid rgba(160,240,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-cyan);
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
    background: rgba(160,240,255,0.2);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    padding: 0 24px;
}

.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.faq-answer p {
    font-size: 0.88rem;
    color: rgba(248,240,232,0.65);
    line-height: 1.8;
}

/* ---- Partners Section ---- */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
}

.partner-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
}

.partner-card:hover {
    border-color: rgba(160,240,255,0.25);
    transform: scale(1.04);
}

.partner-logo {
    font-size: 2rem;
    margin-bottom: 8px;
}

.partner-name {
    font-size: 0.82rem;
    color: rgba(248,240,232,0.6);
}

/* ---- Contact Section ---- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
}

.contact-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    border-color: rgba(160,240,255,0.25);
    transform: translateY(-4px);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-cream);
    margin-bottom: 10px;
}

.contact-text {
    font-size: 0.85rem;
    color: rgba(248,240,232,0.6);
    line-height: 1.7;
}

.qr-placeholder {
    width: 100px;
    height: 100px;
    margin: 14px auto 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--color-glass-border);
}

.qr-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ---- Footer ---- */
.footer {
    background: rgba(10,10,10,0.95);
    border-top: 1px solid var(--color-glass-border);
    padding: 48px 0 28px;
    position: relative;
    z-index: 1;
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.footer-brand-name {
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--gradient-cyan-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.footer-brand-desc {
    font-size: 0.85rem;
    color: rgba(248,240,232,0.5);
    line-height: 1.8;
    max-width: 280px;
}

.footer-col-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-cream);
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-links a {
    font-size: 0.83rem;
    color: rgba(248,240,232,0.5);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-cyan);
}

.footer-bottom {
    border-top: 1px solid var(--color-glass-border);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-copyright {
    font-size: 0.82rem;
    color: rgba(248,240,232,0.4);
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 36px;
    height: 36px;
    background: var(--color-glass-bg);
    border: 1px solid var(--color-glass-border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    border-color: rgba(160,240,255,0.3);
    background: rgba(160,240,255,0.08);
}

/* ---- Stats Bar ---- */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 48px 0;
}

.stat-item {
    background: var(--color-glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-glass-border);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    transition: var(--transition);
}

.stat-item:hover {
    border-color: rgba(160,240,255,0.25);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-cyan-purple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.82rem;
    color: rgba(248,240,232,0.55);
}

/* ---- Inner Page Hero ---- */
.page-hero {
    padding: 80px 0 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(160,240,255,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.page-hero h1 {
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    font-weight: 800;
    background: linear-gradient(135deg, #F8F0E8 0%, #A0F0FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 1rem;
    color: rgba(248,240,232,0.6);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: rgba(248,240,232,0.45);
    margin-bottom: 32px;
}

.breadcrumb a {
    color: var(--color-cyan);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    opacity: 0.8;
}

.breadcrumb-sep {
    opacity: 0.4;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-deep);
}

::-webkit-scrollbar-thumb {
    background: rgba(160,240,255,0.25);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(160,240,255,0.4);
}

/* ---- Animations ---- */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

@keyframes fade-in-up {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in-up {
    animation: fade-in-up 0.7s ease forwards;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
    }
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(17,17,17,0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 16px;
        border-bottom: 1px solid var(--color-glass-border);
        gap: 4px;
    }
    .nav-menu.open {
        display: flex;
    }
    .nav-toggle {
        display: flex;
    }
    .hero {
        min-height: 70vh;
    }
    .footer-top {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
    .section {
        padding: 56px 0;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }
    .hero-btns {
        flex-direction: column;
        align-items: center;
    }
    .stats-bar {
        grid-template-columns: 1fr 1fr;
    }
    .video-grid {
        grid-template-columns: 1fr;
    }
}