/* VishvaX Stream — Ultra-Futuristic About & FAQ Styling */

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-link {
    font-family: var(--font-display);
    font-size: .88rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: .02em;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: color .2s ease, background .2s ease;
}

.nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}

.nav-link.is-active {
    color: var(--cyber-cyan);
    background: rgba(0, 242, 254, 0.1);
    border: 1px solid rgba(0, 242, 254, 0.3);
    box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
}

/* About Hero */
.about-hero {
    margin-top: 36px;
    margin-bottom: 40px;
    text-align: center;
    padding: 50px 24px;
    background: radial-gradient(circle at center, rgba(14, 20, 36, 0.85) 0%, rgba(3, 5, 9, 0.95) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
    box-shadow: 
        0 24px 60px rgba(0, 0, 0, 0.85),
        0 0 40px rgba(99, 102, 241, 0.2);
}

.about-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    background: rgba(0, 242, 254, 0.12);
    border: 1px solid rgba(0, 242, 254, 0.4);
    font-family: var(--font-mono);
    font-size: .74rem;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--cyber-cyan);
    margin-bottom: 16px;
    box-shadow: 0 0 16px rgba(0, 242, 254, 0.25);
}

.about-title {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: -.03em;
    color: #ffffff;
    line-height: 1.15;
    background: linear-gradient(135deg, #ffffff 40%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
}

@media (max-width: 640px) {
    .about-title {
        font-size: 1.85rem;
    }
}

.about-sub {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* About Content & Cards */
.about-content {
    display: flex;
    flex-direction: column;
    gap: 32px;
    margin-bottom: 60px;
}

.about-card {
    background: rgba(14, 20, 36, 0.7);
    border: 1px solid var(--border);
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-lg);
    padding: 32px;
    backdrop-filter: blur(16px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
}

.about-card-title {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -.02em;
    color: #ffffff;
    margin-bottom: 14px;
}

.about-card-desc {
    font-size: .95rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 24px;
    max-width: 800px;
}

/* Tech & SEO Grids */
.tech-grid, .seo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.tech-box, .seo-box {
    background: rgba(7, 10, 18, 0.65);
    border: 1px solid var(--border);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 22px;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.tech-box:hover, .seo-box:hover {
    transform: translateY(-4px);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(99, 102, 241, 0.2);
}

.tech-box h4, .seo-box h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 10px;
}

.tech-box p, .seo-box p {
    font-size: .88rem;
    color: var(--text-muted);
    line-height: 1.55;
}

/* SEO Clusters */
.seo-clusters {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.seo-cluster {
    background: rgba(7, 10, 18, 0.55);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 20px;
}

.cluster-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 14px;
}

.seo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.seo-tag {
    font-family: var(--font-mono);
    font-size: .75rem;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-muted);
    transition: color .15s ease, border-color .15s ease, background .15s ease;
}

.seo-tag:hover {
    color: var(--cyber-cyan);
    border-color: rgba(0, 242, 254, 0.4);
    background: rgba(0, 242, 254, 0.1);
}

/* FAQ Accordion */
.seo-faqs {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: rgba(7, 10, 18, 0.65);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color .2s ease, background .2s ease;
}

.faq-item[open] {
    border-color: rgba(99, 102, 241, 0.5);
    background: rgba(14, 20, 36, 0.85);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.faq-item summary {
    padding: 16px 20px;
    font-family: var(--font-display);
    font-size: .98rem;
    font-weight: 700;
    color: #ffffff;
    cursor: pointer;
    user-select: none;
    outline: none;
    position: relative;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "＋";
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--cyber-cyan);
    transition: transform .2s ease;
}

.faq-item[open] summary::after {
    content: "−";
    color: var(--brand-neon);
}

.faq-item p {
    padding: 0 20px 18px;
    font-size: .9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Call to Action Banner */
.cta-banner {
    text-align: center;
    padding: 40px 24px;
    background: radial-gradient(circle at center, rgba(229, 9, 20, 0.15) 0%, rgba(14, 20, 36, 0.75) 100%);
    border: 1px solid rgba(255, 42, 75, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.7), 0 0 24px rgba(255, 42, 75, 0.2);
}

.cta-title {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 10px;
}

.cta-sub {
    font-size: .92rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}