:root {
    --primary: #0066B3;
    --primary-dark: #004A82;
    --anthracite: #2D2E2E;
    --bg-dark: #1A1A1A;
    --bg-light: #FFFFFF;
    --bg-gray: #F5F5F7;
    --text-main: #1D1D1F;
    --text-muted: #86868B;
    --white: #FFFFFF;
    --container-width: 1100px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-main);
    line-height: 1.5;
    background-color: var(--bg-light);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    position: relative;
}

.section-padding {
    padding: 100px 0;
}

.text-center { text-align: center; }

/* Typography */
h1, h2, h3 {
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

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

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, #00A3FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 99px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 102, 179, 0.2);
}

.btn-sm { padding: 8px 16px; font-size: 0.9rem; }

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--anthracite);
}

.logo-accent { color: var(--primary); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

/* Hero */
.hero {
    padding: 160px 0 100px;
    overflow: hidden;
    background: radial-gradient(circle at top right, rgba(0, 102, 179, 0.05) 0%, transparent 40%);
}

.hero-content {
    max-width: 800px;
    margin-bottom: 60px;
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.hero-visual {
    width: 100%;
    height: 500px;
    border-radius: 24px;
    background: linear-gradient(135deg, #eee 0%, #ddd 100%);
    margin-top: 40px;
    box-shadow: 0 40px 80px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

/* Placeholder for car image */
.hero-image-placeholder {
    width: 100%;
    height: 100%;
    background-image: url('hero_car.png'); /* This will be the generated image */
    background-size: cover;
    background-position: center;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 40px;
    background: var(--bg-gray);
    border-radius: 24px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: var(--white);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* Privacy Section */
.dark-section {
    background-color: var(--bg-dark);
    color: var(--white);
}

.privacy-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 99px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.privacy-lead {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--primary);
    font-weight: 600;
}

.privacy-list {
    list-style: none;
}

.privacy-list li {
    margin-bottom: 1.5rem;
    padding-left: 24px;
    position: relative;
}

.privacy-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.privacy-badge-img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(0, 102, 179, 0.4));
}

/* FAQ Accordion */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid #eee;
}

.accordion-header {
    width: 100%;
    padding: 24px 0;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.25rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header::after {
    content: "+";
    font-size: 1.5rem;
}

.accordion-item.active .accordion-header::after {
    content: "-";
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.accordion-item.active .accordion-content {
    max-height: 200px;
    padding-bottom: 24px;
}

/* Reviewer Section */
.light-gray-section {
    background-color: var(--bg-gray);
}

.reviewer-card {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
    background: var(--white);
    border-radius: 16px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background: var(--bg-light);
    border-top: 1px solid #eee;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 60px;
}

.baseline {
    margin-top: 10px;
    color: var(--text-muted);
    font-style: italic;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid #eee;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Contact Section */
.contact {
    background-color: var(--bg-gray);
}

.contact-card {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 60px;
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.05);
}

.contact-subtitle {
    color: var(--text-muted);
    margin-top: -2rem;
    margin-bottom: 3rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-main);
}

.form-group input,
.form-group textarea {
    padding: 16px;
    border-radius: 12px;
    border: 1px solid #E5E5E7;
    background: #FBFBFB;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(0, 102, 179, 0.1);
}

.form-status {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.9rem;
    padding: 12px;
    border-radius: 8px;
    display: none;
}

.form-status.success {
    display: block;
    background: #E7F6E7;
    color: #1B5E20;
}

.form-status.error {
    display: block;
    background: #FEE7E7;
    color: #C62828;
}

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

.animate-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

/* Responsive */
@media (max-width: 768px) {
    .hero-title { font-size: 3rem; }
    .hero-ctas { flex-direction: column; align-items: flex-start; }
    .privacy-layout { grid-template-columns: 1fr; }
    .section-title { font-size: 2.5rem; }
    .nav-links { display: none; }
}