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

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

body {
    background-color: #050a08;
    color: #fdfbf7;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #050a08;
}
::-webkit-scrollbar-thumb {
    background: #064e3b;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #d4a84b;
}

/* Selection */
::selection {
    background: rgba(212, 168, 75, 0.3);
    color: #fdfbf7;
}

/* Scroll Indicator Animation */
@keyframes scrollDot {
    0% { transform: translateY(-8px); opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { transform: translateY(40px); opacity: 0; }
}

.scroll-dot {
    animation: scrollDot 1.8s ease-in-out infinite;
}

/* Service Card Hover Glow */
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.5s ease;
    background: radial-gradient(ellipse at top, rgba(212, 168, 75, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.service-card:hover::before {
    opacity: 1;
}

/* Gallery Hover */
.gallery-item img {
    transform: scale(1);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Navbar Transition */
#navbar.scrolled {
    background: rgba(5, 10, 8, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(212, 168, 75, 0.1);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

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

/* Mobile Link Hover */
.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #d4a84b;
    transition: width 0.3s ease;
}

.mobile-link:hover::after {
    width: 100%;
}

/* Menu Line Animation */
.menu-line {
    transition: all 0.3s ease;
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#mobile-menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#mobile-menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .scroll-dot {
        animation: none;
    }
    .gallery-item img,
    .service-card {
        transition: none;
    }
    .gallery-item:hover img {
        transform: none;
    }
}

/* Fade-in Animation (progressive enhancement) */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Stagger children */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Mobile Responsive */
@media (max-width: 768px) {
    .font-display {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }
}