/* Base & Reset */
*, *::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;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #1b3a6e;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #d4a017;
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

nav.scrolled .nav-link {
    color: rgba(255, 255, 255, 0.9);
}

/* Service cards */
.service-card {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                background 0.4s ease,
                border-color 0.4s ease,
                box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(212, 160, 23, 0.1);
}

/* Gallery items */
.gallery-item {
    cursor: pointer;
    transition: transform 0.3s ease;
}

.gallery-item:hover {
    transform: scale(1.02);
}

.gallery-item img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Scroll reveal animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        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);
    }

    .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 menu */
#mobileMenu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Input focus styles */
input:focus, textarea:focus {
    outline: none;
}

/* Button hover glow */
a[href="tel:+18435359111"],
button[type="submit"] {
    position: relative;
    overflow: hidden;
}

a[href="tel:+18435359111"]:hover,
button[type="submit"]:hover {
    transform: translateY(-2px);
}

/* Geometric shape animation */
@keyframes float {
    0%, 100% { transform: translateY(0) rotate(45deg); }
    50% { transform: translateY(-15px) rotate(45deg); }
}

@keyframes floatCircle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-shape-1 {
    animation: float 6s ease-in-out infinite;
}

.hero-shape-2 {
    animation: floatCircle 4s ease-in-out infinite;
}

/* Counter animation */
.counter {
    display: inline-block;
}

/* Form validation styles */
input:invalid:focus, textarea:invalid:focus {
    border-color: #ef4444 !important;
}

input:valid:focus, textarea:valid:focus {
    border-color: rgba(212, 160, 23, 0.5) !important;
}