/* ============================================
   Mountain View Auto Repair — Custom Styles
   ============================================ */

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* --- Selection --- */
::selection {
    background: #e8735a;
    color: #1f1f1f;
}

/* --- Navigation --- */
#navbar {
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background: rgba(20, 20, 20, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(232, 115, 90, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #e8735a;
    transition: width 0.3s ease;
}

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

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

#mobile-menu.open .mobile-link {
    animation: fadeInUp 0.4s ease forwards;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }

.menu-line {
    display: block;
    transition: all 0.3s ease;
}

#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}

#menu-toggle.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Animations --- */
.hero-eyebrow {
    animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero-headline {
    animation: fadeInUp 0.8s ease 0.4s forwards;
}

.hero-subhead {
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-ctas {
    animation: fadeInUp 0.8s ease 0.8s forwards;
}

.hero-trust {
    animation: fadeInUp 0.8s ease 1s forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Section Headers --- */
.section-header {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section-header.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Service Cards --- */
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.5s ease, background-color 0.5s ease, box-shadow 0.5s ease;
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.service-card:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(232, 115, 90, 0.2);
}

/* --- Stats --- */
.stat-item {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.stat-item.visible {
    opacity: 1;
    transform: scale(1);
}

/* --- About Image --- */
.about-image {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-image.visible {
    opacity: 1;
    transform: translateX(0);
}

/* --- Contact Form --- */
#contact-form {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

#contact-form.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Select Dropdown --- */
select option {
    background: #2d2d2d;
    color: #e0e0e0;
}

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

::-webkit-scrollbar-track {
    background: #1f1f1f;
}

::-webkit-scrollbar-thumb {
    background: #4a4a4a;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #e8735a;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero-headline {
        font-size: 2.75rem;
    }

    .hero-headline span {
        display: block;
    }
}

@media (max-width: 640px) {
    .hero-headline {
        font-size: 2.25rem;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem 2rem;
    }
}