/* Custom styles for All Cities Truck Driving School */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Base font styles */
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Scroll reveal styles - progressive enhancement */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.js-loaded .reveal-up {
    opacity: 0;
    transform: translateY(40px);
}

.js-loaded .reveal-left {
    opacity: 0;
    transform: translateX(-40px);
}

.js-loaded .reveal-right {
    opacity: 0;
    transform: translateX(40px);
}

.js-loaded .reveal-up.revealed,
.js-loaded .reveal-left.revealed,
.js-loaded .reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* Staggered delays for child elements */
.reveal-up:nth-child(1) { transition-delay: 0ms; }
.reveal-up:nth-child(2) { transition-delay: 100ms; }
.reveal-up:nth-child(3) { transition-delay: 200ms; }
.reveal-up:nth-child(4) { transition-delay: 300ms; }

/* Mobile menu transitions */
#mobile-menu {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

#mobile-menu.open {
    transform: translateX(0);
}

/* Navbar glass effect on scroll */
#navbar.scrolled {
    background: rgba(7, 15, 31, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

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

::-webkit-scrollbar-track {
    background: #0d1a34;
}

::-webkit-scrollbar-thumb {
    background: #1e3760;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a843;
}

/* Selection color */
::selection {
    background: rgba(212, 168, 67, 0.3);
    color: #f0f4fa;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

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

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

/* Focus visible styles */
:focus-visible {
    outline: 2px solid #d4a843;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Button and link transitions */
a, button {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #142648 0%, #1a2b4a 100%);
    min-height: 100px;
}

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

.mobile-menu-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #d4a843;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.mobile-menu-link:hover::after {
    width: 80%;
}

/* Geometric shape pulse */
@keyframes subtle-pulse {
    0%, 100% { opacity: 0.1; }
    50% { opacity: 0.2; }
}

.animate-float,
.animate-float-delayed,
.animate-float-slow {
    will-change: transform;
}