:root {
    --primary: #c8102e; /* Red for auto parts vibe */
    --secondary: #333;
    --light: #f4f4f4;
    --dark: #1a1a1a;
    --white: #ffffff;
    --grey: #888;
    --shadow: 0 4px 6px rgba(0,0,0,0.1);
    --bg-color: var(--light);
    --card-bg: var(--white);
    --text-color: var(--secondary);
    --nav-bg: var(--white);
    --map-filter: none;
    --footer-bg: var(--light);
    --footer-text: var(--secondary);
    --logo-height: 111px;
    --logo-padding: 0px;
    --logo-filter: none;
}

[data-theme="dark"] {
    --secondary: #f4f4f4;
    --light: #1a1a1a;
    --dark: #f4f4f4;
    --white: #ffffff; /* Keep white as white for hero text */
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #e0e0e0;
    --nav-bg: #1e1e1e;
    --shadow: 0 4px 6px rgba(0,0,0,0.3);
    --map-filter: invert(90%) hue-rotate(180deg) brightness(95%) contrast(90%);
    --footer-bg: #1e1e1e;
    --footer-text: #e0e0e0;
    --logo-filter: none; /* Add this here so it can be easily adjusted for dark mode */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    transition: background-color 0.3s, color 0.3s;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

body > header {
    background: var(--nav-bg);
    box-shadow: var(--shadow);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background-color 0.3s;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    padding: var(--logo-padding);
}

.logo img {
    height: var(--logo-height);
    width: auto;
    display: block;
    filter: var(--logo-filter);
}

.logo a {
    text-decoration: none;
    border: none;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary);
}

.hero {
    position: relative;
    height: 450px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
}

.hero-slides {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6));
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    background: var(--primary);
    color: var(--white);
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background 0.3s;
}

.btn:hover {
    background: #a00d25;
}

.products {
    padding: 60px 0;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.search-bar {
    display: flex;
    gap: 10px;
}

.search-bar input, .filter-select {
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    background-color: var(--card-bg);
    color: var(--text-color);
}

.search-bar input {
    width: 300px;
}

.filter-select {
    cursor: pointer;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, background-color 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: #eee;
}

.product-info {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-title {
    font-size: 1.1rem;
    line-height: 1.35;
    font-weight: 600;
    margin-bottom: 10px;
}

.product-price {
    font-size: 1.25rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 15px;
}

.product-meta {
    font-size: 0.85rem;
    color: var(--grey);
    margin-bottom: 15px;
    margin-top: auto;
}

footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    padding: 40px 0;
    text-align: center;
    margin-top: 60px;
    transition: background-color 0.3s, color 0.3s;
}

/* Contact Page Styles */
.contact-content {
    padding: 60px 0;
    background-color: var(--bg-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: stretch;
}

.contact-info {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.contact-info h1 {
    color: var(--primary);
    margin-bottom: 20px;
    font-size: 2rem;
}

.contact-item {
    margin-bottom: 30px;
}

.contact-item h2 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-item p {
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.4;
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.contact-item a:hover {
    text-decoration: underline;
}

.map-container {
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    height: 100%;
    background: var(--card-bg);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    min-height: 450px;
    border: 0;
    transition: filter 0.3s ease;
    filter: var(--map-filter);
    color-scheme: light; /* Force light scheme to prevent double inversion */
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .map-container {
        height: 300px;
    }
}

.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    margin-left: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    font-size: 1.2rem;
    transition: color 0.3s;
}

.theme-toggle:hover {
    color: var(--primary);
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .search-bar input { width: 100%; }
    .section-header { flex-direction: column; align-items: flex-start; }
    .nav-links { margin-bottom: 10px; }
    .theme-toggle { margin-left: 0; margin-top: 10px; }
}