/* Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    margin: 0;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1a0e1c;
}
::-webkit-scrollbar-thumb {
    background: #3a1832;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #4e1f44;
}

/* Selection */
::selection {
    background: rgba(212, 175, 55, 0.3);
    color: #f5f0f7;
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(26, 14, 28, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

/* Nav link underline animation */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #D4AF37;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}

/* Scroll line animation */
.scroll-line {
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; height: 48px; }
    50% { opacity: 1; height: 64px; }
}

/* Hero sheen */
.hero-sheen {
    animation: sheenMove 8s ease-in-out infinite;
}
@keyframes sheenMove {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -20px); }
}

/* Reveal animations — progressive enhancement via JS */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-up.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .scroll-line {
        animation: none;
        opacity: 0.6;
    }
    .hero-sheen {
        animation: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* Mobile menu */
.mobile-menu-open {
    opacity: 1 !important;
    pointer-events: all !important;
}

/* Form focus styles */
input:focus,
select:focus,
textarea:focus {
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.2);
}

/* Select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23D4AF37' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Image hover container */
.overflow-hidden {
    position: relative;
}
.overflow-hidden::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26, 14, 28, 0.2) 0%, transparent 40%);
    pointer-events: none;
}

/* Gold accent line between sections */
.section-divider {
    width: 60px;
    height: 1px;
    background: linear-gradient(to right, transparent, #D4AF37, transparent);
    margin: 0 auto;
}