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

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Navigation scroll state */
.nav-scrolled {
    background: rgba(10, 22, 40, 0.95) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(212, 168, 83, 0.1);
}

.nav-scrolled .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
}

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

.mobile-menu-open body {
    overflow: hidden;
}

#menu-btn.active #bar1 {
    transform: translateY(6px) rotate(45deg);
}

#menu-btn.active #bar2 {
    opacity: 0;
}

#menu-btn.active #bar3 {
    transform: translateY(-6px) rotate(-45deg);
    width: 24px;
}

/* Service cards */
.service-card {
    position: relative;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #d4a853;
    transition: width 0.5s ease;
}

.service-card:hover::after {
    width: 100%;
}

/* Gallery hover */
.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 22, 40, 0.4), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* Scroll reveal base - always visible by default */
.reveal-item {
    opacity: 1 !important;
    transform: none !important;
}

/* Scroll reveal - progressive enhancement via JS */
@media (prefers-reduced-motion: no-preference) {
    .reveal-item {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

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

    .service-card {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .service-card.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    .gallery-item {
        opacity: 0;
        transform: scale(0.95);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .gallery-item.revealed {
        opacity: 1;
        transform: scale(1);
    }
}

/* Gold accent line */
.gold-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #d4a853, transparent);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a1628;
}

::-webkit-scrollbar-thumb {
    background: #152d56;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a853;
}

/* Selection */
::selection {
    background: rgba(212, 168, 83, 0.3);
    color: #fff;
}