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

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

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

::selection {
    background: rgba(212, 168, 67, 0.3);
    color: #f5f5f5;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #060D1A;
}
::-webkit-scrollbar-thumb {
    background: rgba(212, 168, 67, 0.3);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 168, 67, 0.5);
}

/* ── Navbar ── */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #5EEAD4, #34D399);
    transition: width 0.3s ease;
}

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

#navbar.scrolled {
    background: rgba(6, 13, 26, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

/* ── Mobile Menu ── */
.mobile-link {
    font-size: 1.5rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

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

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* ── Service Cards ── */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(212, 168, 67, 0), transparent);
    transition: background 0.5s ease;
}

.service-card:hover::before {
    background: linear-gradient(90deg, transparent, rgba(212, 168, 67, 0.6), transparent);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ── Gallery ── */
.gallery-item {
    position: relative;
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6, 13, 26, 0.4) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    .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; }
}

/* ── Form Styles ── */
select option {
    background: #0A1628;
    color: #ffffff;
}

input:focus, textarea:focus, select:focus {
    border-color: rgba(212, 168, 67, 0.5) !important;
    box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.1) !important;
}

/* ── Gold shimmer animation for CTA ── */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

/* ── Floating badge animation ── */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.absolute.bottom-12 {
    animation: float 4s ease-in-out infinite;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.15;
    }
}