/* ── Base Reset & Custom Properties ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; -webkit-font-smoothing: antialiased; }
img, video { max-width: 100%; height: auto; display: block; }

/* ── Hero Gradient ── */
.hero-gradient {
    background: linear-gradient(135deg, #230c28 0%, #401847 25%, #7B2D8E 50%, #a83a9e 70%, #d4a60e 100%);
}

/* ── Hero Orbs ── */
.hero-orb {
    background: radial-gradient(circle, rgba(245,197,24,0.5) 0%, transparent 70%);
}
.hero-orb--1 {
    background: radial-gradient(circle, rgba(245,197,24,0.3) 0%, transparent 70%);
}
.hero-orb--2 {
    background: radial-gradient(circle, rgba(168,58,158,0.4) 0%, transparent 70%);
}

/* ── Scroll Indicator ── */
.scroll-indicator {
    animation: scrollBounce 2s ease-in-out infinite;
    display: block;
}
@keyframes scrollBounce {
    0%, 100% { transform: translateY(0); opacity: 0.6; }
    50% { transform: translateY(8px); opacity: 1; }
}

/* ── Navigation ── */
#site-header {
    background: transparent;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}
#site-header.scrolled {
    background: rgba(35, 12, 40, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: #F5C518;
    border-radius: 1px;
    transition: transform 0.25s ease;
}
.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* ── Scroll Reveal ── */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .scroll-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    html { scroll-behavior: auto; }
    .scroll-indicator { animation: none; opacity: 0.6; }
    .group img { transition: none; }
    .group:hover img { transform: none; }
}

/* ── Mobile Menu Transition ── */
#mobile-menu {
    transition: max-height 0.35s ease, opacity 0.3s ease;
}
#mobile-menu.open {
    max-height: 500px;
    opacity: 1;
    overflow: visible;
}

/* ── Utility ── */
.no-underline { text-decoration: none; }