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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #c9a84c30;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #c9a84c50;
}

/* Selection */
::selection {
    background: rgba(201, 168, 76, 0.2);
    color: #f0e6c8;
}

/* Scroll line animation */
.scroll-line {
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* Hero badge animation */
.hero-badge {
    animation: fadeInUp 0.8s ease-out both;
}

/* Navigation transitions */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #c9a84c;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}
.nav-link:hover {
    color: #d4a832;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(5, 13, 26, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

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

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.mobile-menu-open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu-open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu-open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu-open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu-open .mobile-link:nth-child(4) { transition-delay: 0.25s; }

/* Menu button animation */
.menu-btn-active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}
.menu-btn-active .menu-line:nth-child(2) {
    opacity: 0;
}
.menu-btn-active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.5rem;
}

/* Reveal animations (progressive enhancement) */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }

    /* Stagger service cards */
    .service-card {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.5s ease, transform 0.5s ease;
    }
    .service-card.revealed {
        opacity: 1;
        transform: none;
    }
}

/* Service card hover effect */
.service-card {
    transition: transform 0.3s ease;
}
.service-card:hover {
    transform: translateY(-4px);
}

/* Gold gradient text utility */
.text-gold-gradient {
    background: linear-gradient(135deg, #c9a84c 0%, #f0d078 50%, #c9a84c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Input autofill styling */
input:-webkit-autofill,
textarea:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 30px #0a1628 inset !important;
    -webkit-text-fill-color: #ffffff !important;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid rgba(201, 168, 76, 0.5);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    nav, .scroll-indicator, #contactForm, #formSuccess {
        display: none !important;
    }
    body {
        background: white;
        color: #1a1a1a;
    }
}