/* Custom styles for Saranich Driving School */

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a0f14;
}
::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #0d9488;
}

/* Selection color */
::selection {
    background: rgba(13, 148, 136, 0.4);
    color: #f1f5f9;
}

/* Mobile 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) {
    width: 1.5rem;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Reveal animations - progressive enhancement */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
    .reveal:nth-child(4) { transition-delay: 0.3s; }
}

/* Service card shimmer on hover */
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.5s ease;
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.05) 0%, transparent 50%, rgba(250, 204, 21, 0.03) 100%);
    pointer-events: none;
}
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card:hover::before {
    opacity: 1;
}

/* Navbar glass effect */
#navbar.scrolled {
    background: rgba(10, 15, 20, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(30, 41, 59, 0.6);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* Gold text gradient shimmer */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.text-shimmer {
    background: linear-gradient(90deg, #fde047, #fef08a, #facc15, #fef08a, #fde047);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 4s linear infinite;
}

/* Pulse dot */
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

/* Back to top button */
#back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}
#back-to-top {
    transform: translateY(8px);
    transition: opacity 0.3s ease, transform 0.3s ease, background-color 0.2s ease;
}

/* Select dropdown arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

/* Mobile link hover */
.mobile-link {
    position: relative;
}
.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: #facc15;
    transition: width 0.3s ease;
}
.mobile-link:hover::after {
    width: 100%;
}