/* Base & Animations */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    overflow-x: hidden;
}

/* Navbar scroll effect */
header.scrolled {
    background: rgba(2, 28, 17, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Nav links */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #c9a84c, #d4b965);
    transition: width 0.3s ease;
}

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

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

/* Service cards */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(201, 168, 76, 0.05);
}

/* Particles */
.particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.6), transparent);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.6;
    }
    50% {
        transform: translateY(-20px) scale(1.2);
        opacity: 1;
    }
}

/* Scroll indicator */
@keyframes scroll-indicator {
    0% {
        transform: translateY(-100%);
    }
    100% {
        transform: translateY(100%);
    }
}

.animate-scroll-indicator {
    animation: scroll-indicator 1.5s ease-in-out infinite;
}

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

#mobile-menu.close {
    opacity: 0;
    pointer-events: none;
}

/* Hamburger animation */
.menu-line {
    transition: all 0.3s ease;
}

#menu-btn.active .menu-line:first-child {
    transform: rotate(45deg) translate(4px, 4px);
}

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

#menu-btn.active .menu-line:nth-child(3) {
    width: 1.25rem;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* Scroll reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    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; }

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

::-webkit-scrollbar-track {
    background: #021c11;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #c9a84c, #0a6b3c);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #d4b965, #108750);
}

/* Select dropdown styling */
select option {
    background: #042f1c;
    color: #f0ede6;
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid #c9a84c;
    outline-offset: 2px;
}

/* Smooth transitions for all interactive elements */
a, button {
    transition: all 0.3s ease;
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #042f1c 0%, #064e2b 100%);
}

/* Gold gradient text utility */
.gold-gradient {
    background: linear-gradient(135deg, #e0cc7e, #c9a84c, #d4b965);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero section shimmer */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.hero-shimmer {
    background: linear-gradient(90deg, #c9a84c 0%, #e0cc7e 50%, #c9a84c 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s linear infinite;
}