/* ── Base & Reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; }

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Hero ── */
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    will-change: transform;
    transform: scale(1.05);
    transition: transform 8s ease-out;
}
.hero-scrim {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(13, 13, 13, 0.82) 0%,
        rgba(23, 23, 23, 0.65) 50%,
        rgba(13, 13, 13, 0.78) 100%
    );
}
#hero.loaded .hero-img {
    transform: scale(1);
}

/* Hero badge */
.hero-badge {
    animation: fadeInDown 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: 0.3s;
}

/* Hero headline */
.hero-headline {
    animation: fadeInUp 1s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: 0.5s;
}

/* Hero subtitle */
.hero-subtitle {
    animation: fadeInUp 1s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: 0.7s;
}

/* Hero CTAs */
.hero-ctas {
    animation: fadeInUp 1s cubic-bezier(0.22, 1, 0.36, 1) both;
    animation-delay: 0.9s;
}

/* Hero scroll indicator */
.hero-scroll-indicator {
    animation: fadeIn 1s ease both;
    animation-delay: 1.5s;
}
.hero-scroll-dot {
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.4; }
}

/* ── Navbar ── */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}
#navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06), 0 4px 20px rgba(0,0,0,0.06);
}
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ff5533;
    transition: width 0.3s ease;
    border-radius: 1px;
}
.nav-link:hover::after {
    width: 100%;
}

/* ── Product Cards ── */
.product-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0,0,0,0.06);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
    border: 1px solid rgba(0,0,0,0.04);
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(255, 85, 51, 0.12), 0 8px 24px rgba(0,0,0,0.08);
}
.product-card-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/2;
}
.product-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.product-card:hover .product-card-img {
    transform: scale(1.08);
}
.product-card-gradient {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40%;
    background: linear-gradient(to top, rgba(0,0,0,0.15), transparent);
    pointer-events: none;
}
.product-card-body {
    transition: padding-top 0.3s ease;
}

/* ── Experience Icons ── */
.experience-icon-wrap {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.group:hover .experience-icon-wrap {
    box-shadow: 0 8px 24px rgba(255, 85, 51, 0.15);
}

/* ── Mobile Menu ── */
#mobile-menu {
    animation: slideDown 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}