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

:root {
    --audi-black: #000000;
    --audi-white: #FFFFFF;
    --audi-red: #BB0A30;
    --audi-silver: #C0C0C0;
    --audi-gold: #D4AF37;
    --bg-dark: #0A0A0A;
    --bg-light: #F8F8F8;
    --text-primary: #FFFFFF;
    --text-secondary: #A0A0A0;
    --accent: #BB0A30;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Syne', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Elegant Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
}

header.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    max-width: 1600px;
    margin: 0 auto;
}

.logo {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--text-primary);
    text-transform: uppercase;
    position: relative;
}

.logo span {
    color: var(--audi-red);
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--audi-red);
    transition: width 0.3s ease;
}

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

.cta-button {
    background: var(--audi-red);
    color: white;
    padding: 0.8rem 2rem;
    border: none;
    cursor: pointer;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.cta-button:hover {
    background: #990825;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(187, 10, 48, 0.4);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 80px;
    padding: 4rem 5%;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0A0A0A 0%, #1a1a1a 100%);
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(187, 10, 48, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(212, 175, 55, 0.08) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.hero-content {
    text-align: center;
    z-index: 1;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-size: 1rem;
    letter-spacing: 4px;
    color: var(--audi-gold);
    margin-bottom: 1rem;
    text-transform: uppercase;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero h1 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 6rem;
    font-weight: 300;
    letter-spacing: 5px;
    margin-bottom: 2rem;
    line-height: 1.1;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero h1 span {
    display: block;
    font-weight: 700;
    color: var(--audi-red);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: 2rem;
    justify-content: center;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.btn-primary,
.btn-secondary {
    padding: 1.2rem 3rem;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--audi-red);
    color: white;
}

.btn-primary:hover {
    background: #990825;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(187, 10, 48, 0.5);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--audi-black);
    transform: translateY(-3px);
}

/* Collection Section */
.collection {
    padding: 8rem 5%;
    max-width: 1600px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-label {
    font-size: 0.9rem;
    letter-spacing: 3px;
    color: var(--audi-gold);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.section-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 4rem;
    font-weight: 300;
    letter-spacing: 3px;
    margin-bottom: 1.5rem;
}

.section-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

.vehicle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.vehicle-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.5s ease;
    position: relative;
}

.vehicle-card:hover {
    transform: translateY(-10px);
    border-color: var(--audi-red);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.vehicle-image {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.vehicle-image::before {
    content: 'AUDI';
    position: absolute;
    font-size: 8rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.02);
    font-family: 'Cormorant Garamond', serif;
}

.vehicle-image span {
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.8);
    z-index: 1;
    text-align: center;
    padding: 0 1rem;
}

.vehicle-info {
    padding: 2rem;
}

.vehicle-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(187, 10, 48, 0.2);
    color: var(--audi-red);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-weight: 600;
}

.vehicle-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
}

.vehicle-desc {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.vehicle-specs {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
}

.spec {
    text-align: center;
}

.spec-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--audi-red);
    margin-bottom: 0.3rem;
}

.spec-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.vehicle-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--audi-gold);
}

.view-details {
    padding: 0.8rem 1.5rem;
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.view-details:hover {
    background: white;
    color: var(--audi-black);
    border-color: white;
}

/* Features Section */
.features {
    padding: 8rem 5%;
    background: linear-gradient(135deg, #0d0d0d, #1a1a1a);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(187, 10, 48, 0.05) 0%, transparent 70%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem;
    max-width: 1600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.feature-item {
    text-align: center;
    padding: 3rem 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.4s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--audi-red);
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 2rem;
    color: var(--audi-red);
}

.feature-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Contact Section */
.contact {
    padding: 8rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    margin-top: 4rem;
}

.contact-info h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    margin-bottom: 2rem;
    letter-spacing: 2px;
}

.contact-item {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--audi-gold);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.contact-value {
    font-size: 1.2rem;
    color: var(--text-primary);
}

.contact-form {
    background: rgba(255, 255, 255, 0.03);
    padding: 3rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-family: 'Syne', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--audi-red);
    background: rgba(255, 255, 255, 0.08);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    width: 100%;
    padding: 1.2rem;
    background: var(--audi-red);
    color: white;
    border: none;
    cursor: pointer;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    background: #990825;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(187, 10, 48, 0.4);
}

/* Footer */
footer {
    background: #000000;
    padding: 4rem 5%;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
}

.footer-about h3 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2rem;
    margin-bottom: 1rem;
    letter-spacing: 3px;
}

.footer-about p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--audi-red);
    border-color: var(--audi-red);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--audi-red);
}

.footer-bottom {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Scroll animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 4rem;
    }

    .nav-links {
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1.5rem;
    }

    .nav-links {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .hero {
        margin-top: 140px;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }

    .vehicle-grid {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 3rem;
    }

    .vehicle-image {
        height: 220px;
    }

    .vehicle-image span {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        margin-top: 170px;
    }

    .hero h1 {
        font-size: 2.3rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .vehicle-grid {
        grid-template-columns: 1fr;
    }

    .vehicle-card {
        min-width: 0;
    }

    .contact-form {
        padding: 2rem 1.2rem;
    }

    .vehicle-price {
        flex-direction: column;
        align-items: flex-start;
    }
}