/* ============================================
   KNJ Auto Center Inc — Premium Dark Luxury
   Emerald Green + Cream + Gold Accent
   ============================================ */

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

/* Selection Color */
::selection {
    background-color: rgba(212, 175, 55, 0.3);
    color: #fdfbf7;
}

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

::-webkit-scrollbar-track {
    background: #022c22;
}

::-webkit-scrollbar-thumb {
    background: rgba(212, 175, 55, 0.4);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(212, 175, 55, 0.6);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(32px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    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; }

/* Header Styles */
#header {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease;
}

#header.scrolled {
    background: rgba(2, 44, 34, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(212, 175, 55, 0.1);
}

/* Mobile Menu */
#mobile-menu {
    background: rgba(2, 44, 34, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 40px;
    height: 2px;
    background: #d4af37;
    transition: transform 0.3s ease;
}

.mobile-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* 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, #d4af37, transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(6, 78, 59, 0.5) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.service-card:hover::after {
    opacity: 1;
}

/* Buttons */
a, button {
    cursor: pointer;
}

/* Select styling */
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='%23d4af37' 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 1rem center;
    background-size: 1rem;
    padding-right: 3rem;
}

/* Focus styles */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.5);
}

/* Image placeholder fallback */
img {
    max-width: 100%;
    height: auto;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .font-display {
        font-size: 2rem;
        line-height: 1.1;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    html {
        font-size: 15px;
    }
}

@media (min-width: 1280px) {
    html {
        font-size: 17px;
    }
}