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

:root {
    --black: #111;
    --gray: #666;
    --gray-light: #999;
    --gray-bg: #f7f7f7;
    --white: #fff;
    --accent: #2563eb;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--black);
    line-height: 1.6;
    background: var(--white);
}

/* Nav */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    z-index: 100;
}

.nav-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--black);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--gray);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
}

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

/* Hamburger menu - hidden on desktop */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--black);
    transition: all 0.3s;
}

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

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Main */
main {
    padding-top: 80px;
}

/* Hero */
.hero {
    display: flex;
    gap: 48px;
    padding: 48px;
    min-height: calc(100vh - 80px);
    align-items: center;
}

.hero-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-image {
    flex: 1;
}

.hero-image img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: cover;
    border-radius: 8px;
}

.hero-text h1 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.hero-text p {
    font-size: 18px;
    color: var(--gray);
    max-width: 400px;
    margin-bottom: 32px;
    line-height: 1.6;
}

.btn-primary {
    display: inline-block;
    background: var(--black);
    color: var(--white);
    padding: 14px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
}

.btn-primary:hover {
    background: #333;
}

/* Photo Grid */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
}

.photo-grid img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

/* About */
.about {
    padding: 80px 48px;
    background: var(--white);
}

.about-content {
    text-align: left;
}

.about h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 24px;
}

.about p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--black);
}

/* Full Image */
.full-image {
    width: 100%;
}

.full-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Why Cars */
.why-cars {
    padding: 80px 48px;
    background: var(--white);
}

.why-cars-content {
    text-align: left;
}

.why-cars h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 24px;
}

.why-cars p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--black);
    margin-bottom: 20px;
}

.why-cars p:last-child {
    margin-bottom: 0;
}

/* Belief */
.belief {
    padding: 80px 48px;
    background: var(--white);
}

.belief-content {
    text-align: left;
}

.belief-label {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 24px;
}

.belief p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--black);
    margin-bottom: 20px;
}

.belief p:last-child {
    margin-bottom: 0;
}

/* Photo Row */
.photo-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
}

.photo-row img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

/* Get Involved */
.get-involved {
    padding: 80px 48px;
    background: var(--white);
    text-align: left;
}

.get-involved h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 32px;
}

.involve-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.involve-card {
    background: var(--gray-bg);
    padding: 24px;
    border-radius: 8px;
    cursor: pointer;
    border: none;
    text-align: left;
    font-family: inherit;
    transition: background 0.2s;
}

.involve-card:hover {
    background: #eee;
}

.involve-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.involve-card h3 span {
    color: var(--accent);
}

.involve-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.6;
}

/* Contact */
.contact {
    padding: 80px 48px;
    background: var(--gray-bg);
    text-align: left;
}

.contact h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 16px;
}

.contact-intro {
    font-size: 17px;
    color: var(--gray);
    margin-bottom: 32px;
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    color: var(--black);
    text-decoration: none;
    padding: 16px 24px;
    background: var(--white);
    border-radius: 8px;
}

.contact-email:hover {
    background: #eee;
}

.contact-email svg {
    width: 22px;
    height: 22px;
    stroke: var(--gray);
}

/* Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 48px 24px;
    border-top: 1px solid #eee;
    text-align: center;
}

.footer-logo {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

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

.footer-left p {
    font-size: 14px;
    color: var(--gray-light);
    font-style: italic;
}

.footer-email {
    color: var(--gray);
    text-decoration: none;
    font-size: 15px;
}

.footer-email:hover {
    color: var(--black);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--white);
    border-radius: 12px;
    max-width: 560px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: var(--gray-bg);
    border: none;
    border-radius: 6px;
    font-size: 20px;
    color: var(--gray);
    cursor: pointer;
    z-index: 10;
}

.modal-close:hover {
    background: #eee;
    color: var(--black);
}

.modal-header {
    padding: 28px 28px 16px;
    border-bottom: 1px solid #eee;
}

.modal-header h2 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 4px;
    padding-right: 40px;
}

.modal-header p {
    font-size: 15px;
    color: var(--gray);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px 28px;
}

/* Custom Forms */
.custom-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--black);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 14px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    background: var(--white);
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 400;
    color: var(--black);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.btn-submit {
    background: var(--black);
    color: var(--white);
    padding: 14px 28px;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    margin-top: 8px;
    transition: background 0.2s;
}

.btn-submit:hover {
    background: #333;
}

/* Mobile */
@media (max-width: 768px) {
    .nav {
        padding: 16px 20px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--white);
        padding: 0 20px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s, padding 0.3s;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        max-height: 300px;
        padding: 20px;
    }
    
    .nav-links a {
        font-size: 16px;
        padding: 12px 0;
        border-bottom: 1px solid var(--gray-bg);
    }
    
    .nav-links a:last-child {
        border-bottom: none;
    }
    
    .hero {
        flex-direction: column;
        padding: 24px 20px 48px;
        min-height: auto;
        gap: 32px;
    }
    
    .hero-text {
        order: 1;
    }
    
    .hero-image {
        order: 0;
    }
    
    .hero-image img {
        min-height: 280px;
        max-height: 320px;
    }
    
    .hero-text h1 {
        font-size: 28px;
    }
    
    .hero-text p {
        font-size: 16px;
        margin: 0 auto 32px;
    }
    
    .photo-grid {
        grid-template-columns: 1fr;
    }
    
    .photo-grid img {
        height: 220px;
    }
    
    .about,
    .why-cars,
    .belief,
    .get-involved,
    .contact {
        padding: 60px 24px;
    }
    
    .about p,
    .why-cars p,
    .belief p {
        font-size: 16px;
    }
    
    .full-image img {
        height: 250px;
    }
    
    .photo-row {
        grid-template-columns: 1fr;
    }
    
    .photo-row img {
        height: 220px;
    }
    
    .involve-cards {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    .footer {
        flex-direction: column;
        gap: 20px;
        padding: 40px 20px;
    }
    
    .modal-content {
        max-width: 100%;
        max-height: 100%;
        border-radius: 0;
        height: 100%;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .nav-links {
        gap: 12px;
    }
    
    .nav-links a {
        font-size: 13px;
    }
    
    .nav-logo {
        font-size: 16px;
    }
}