/**
 * Ultra-premium home content — Videos, Blog, FAQ
 * Matches storefront brand: --sf-accent (#d10024)
 */
:root {
    --sf-lux-accent: #d10024;
    --sf-lux-accent-light: #ff4d5e;
    --sf-lux-accent-dark: #a8001c;
    --sf-lux-accent-deep: #7a0014;
    --sf-lux-accent-glow: rgba(209, 0, 36, 0.32);
    --sf-lux-accent-soft: rgba(209, 0, 36, 0.1);
    --sf-lux-charcoal: #171a24;
    --sf-lux-ink: #0a0e14;
    --sf-lux-ink-soft: #151b26;
    --sf-lux-mist: #f6f8fb;
    --sf-lux-line: rgba(15, 23, 42, 0.07);
    --sf-lux-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --sf-lux-sans: 'Plus Jakarta Sans', Montserrat, system-ui, sans-serif;
    --sf-lux-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --sf-lux-radius-xl: 28px;
    --sf-lux-radius-lg: 22px;
    --sf-lux-shadow-soft: 0 2px 4px rgba(10, 14, 20, 0.04), 0 24px 60px rgba(10, 14, 20, 0.08);
    --sf-lux-shadow-lift: 0 4px 8px rgba(10, 14, 20, 0.06), 0 32px 80px rgba(10, 14, 20, 0.14);
}

/* ─── Section shell ─── */
.sf-lux-section {
    position: relative;
    padding: clamp(72px, 9vw, 110px) 0;
    overflow: hidden;
    isolation: isolate;
}

.sf-lux-section .container {
    position: relative;
    z-index: 2;
}

.sf-lux-ambient {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(80px);
    z-index: 0;
}

.sf-lux-section--blog {
    background: #fff;
}

.sf-lux-section--blog::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--sf-lux-line) 20%, var(--sf-lux-line) 80%, transparent);
}

.sf-lux-section--faq {
    background:
        radial-gradient(ellipse 60% 40% at 50% 100%, var(--sf-lux-accent-soft), transparent 60%),
        linear-gradient(180deg, #f8f9fb 0%, #ffffff 100%);
}

.sf-lux-section--faq .sf-lux-ambient--a {
    width: 360px;
    height: 360px;
    top: 20%;
    right: -100px;
    background: rgba(209, 0, 36, 0.06);
}

/* ─── Section headers ─── */
.sf-lux-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    margin-bottom: clamp(36px, 5vw, 52px);
    flex-wrap: wrap;
}

.sf-lux-head--center {
    justify-content: center;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.sf-lux-head__inner {
    max-width: 640px;
}

.sf-lux-head__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--sf-lux-sans);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--sf-lux-accent);
    margin: 0 0 14px;
}

.sf-lux-head__eyebrow::before {
    content: '';
    width: 28px;
    height: 1px;
    background: linear-gradient(90deg, var(--sf-lux-accent), transparent);
}

.sf-lux-head--center .sf-lux-head__eyebrow::before,
.sf-lux-head--center .sf-lux-head__eyebrow::after {
    content: '';
    width: 28px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--sf-lux-accent));
}

.sf-lux-head--center .sf-lux-head__eyebrow::before {
    background: linear-gradient(90deg, transparent, var(--sf-lux-accent));
}

.sf-lux-head--center .sf-lux-head__eyebrow::after {
    background: linear-gradient(90deg, var(--sf-lux-accent), transparent);
}

.sf-lux-head__title {
    font-family: var(--sf-lux-serif);
    font-size: clamp(32px, 4.2vw, 48px);
    font-weight: 600;
    line-height: 1.08;
    margin: 0;
    color: var(--sf-lux-ink);
    letter-spacing: -0.03em;
}

.sf-lux-head__sub {
    font-family: var(--sf-lux-sans);
    font-size: clamp(14px, 1.6vw, 16px);
    font-weight: 400;
    color: #5c6b7e;
    margin: 14px 0 0;
    line-height: 1.75;
    letter-spacing: 0.01em;
}

.sf-lux-head__link {
    font-family: var(--sf-lux-sans);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--sf-lux-ink);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 22px;
    border-radius: 999px;
    border: 1px solid var(--sf-lux-line);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: border-color 0.3s var(--sf-lux-ease), box-shadow 0.3s var(--sf-lux-ease), transform 0.3s var(--sf-lux-ease), color 0.3s ease;
}

.sf-lux-head__link i {
    transition: transform 0.3s var(--sf-lux-ease);
}

.sf-lux-head__link:hover {
    color: var(--sf-lux-accent);
    border-color: rgba(209, 0, 36, 0.28);
    box-shadow: 0 8px 28px rgba(209, 0, 36, 0.1);
    transform: translateY(-2px);
    text-decoration: none;
}

.sf-lux-head__link:hover i {
    transform: translateX(4px);
}

/* ─── FAQ ─── */
.sf-lux-faq-shell {
    max-width: 820px;
    margin: 0 auto;
}

.sf-lux-faq-list {
    border-radius: var(--sf-lux-radius-xl);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.95);
    box-shadow: var(--sf-lux-shadow-soft);
}

.sf-lux-faq-item {
    border-bottom: 1px solid var(--sf-lux-line);
    transition: background 0.3s ease;
}

.sf-lux-faq-item:last-child {
    border-bottom: none;
}

.sf-lux-faq-item[open] {
    background: linear-gradient(180deg, var(--sf-lux-accent-soft) 0%, transparent 100%);
}

.sf-lux-faq-item summary {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 32px;
    cursor: pointer;
    transition: padding 0.25s ease;
}

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

.sf-lux-faq-item__index {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(145deg, #f0f4f8, #e8edf3);
    font-family: var(--sf-lux-sans);
    font-size: 12px;
    font-weight: 800;
    color: var(--sf-lux-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.02em;
    transition: background 0.3s ease, color 0.3s ease;
}

.sf-lux-faq-item[open] .sf-lux-faq-item__index {
    background: linear-gradient(145deg, var(--sf-lux-accent), var(--sf-lux-accent-dark));
    color: #fff;
}

.sf-lux-faq-item__q {
    flex: 1;
    font-family: var(--sf-lux-sans);
    font-size: clamp(15px, 1.8vw, 17px);
    font-weight: 600;
    color: var(--sf-lux-ink);
    line-height: 1.45;
    letter-spacing: -0.01em;
    transition: color 0.25s ease;
}

.sf-lux-faq-item[open] .sf-lux-faq-item__q {
    color: var(--sf-lux-accent);
}

.sf-lux-faq-item__chevron {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #f1f5f9;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: #64748b;
    transition: transform 0.35s var(--sf-lux-ease), background 0.35s ease, color 0.35s ease;
}

.sf-lux-faq-item[open] .sf-lux-faq-item__chevron {
    transform: rotate(180deg);
    background: var(--sf-lux-accent);
    color: #fff;
}

.sf-lux-faq-item__answer {
    padding: 0 32px 28px 88px;
    font-family: var(--sf-lux-sans);
    font-size: 15px;
    line-height: 1.75;
    color: #5c6b7e;
    animation: sfLuxFaqIn 0.35s var(--sf-lux-ease);
}

@keyframes sfLuxFaqIn {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 575px) {
    .sf-lux-faq-item summary {
        padding: 20px 20px;
        gap: 14px;
    }

    .sf-lux-faq-item__answer {
        padding: 0 20px 22px 20px;
    }

    .sf-lux-faq-item__index {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sf-lux-faq-item__answer {
        animation: none;
    }
}