/* Reset & base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background: #f5f7fa;
    color: #1e293b;
    line-height: 1.5;
}

/* Navigation */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 10;
}

.logo {
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
    color: #0f172a;
}

.book-btn {
    background: #0f172a;
    color: white;
    text-decoration: none;
    padding: 0.5rem 1.5rem;
    border-radius: 40px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.book-btn:hover {
    background: #334155;
}

/* Hero section */
.hero {
    text-align: center;
    padding: 3rem 1rem;
    background: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.2rem;
    color: #475569;
}

/* Section headings */
h2 {
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Vehicle selection */
.vehicle-select {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.vehicle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    justify-content: center;
}

.vehicle {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 20px;
    padding: 1rem 0.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 4px 6px -2px rgba(0,0,0,0.05);
}

.vehicle span {
    font-weight: 400;
    font-size: 0.8rem;
    color: #64748b;
    margin-top: 0.2rem;
}

.vehicle.active {
    border-color: #0f172a;
    background: #f8fafc;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.vehicle:hover {
    border-color: #94a3b8;
}

/* Packages */
.packages {
    padding: 2rem;
    background: white;
}

.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.package {
    background: #f8fafc;
    border-radius: 24px;
    padding: 2rem 1.5rem;
    text-align: center;
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05);
    transition: transform 0.2s;
    border: 1px solid #e2e8f0;
}

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

.package h3 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
    color: #0f172a;
}

.package p {
    color: #475569;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 1.5rem;
}

.price span {
    font-size: 2rem;
}

.package button {
    background: #0f172a;
    color: white;
    border: none;
    padding: 0.8rem 2.5rem;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
    width: 100%;
    max-width: 200px;
    margin: 0 auto;
}

.package button:hover {
    background: #334155;
}

/* Premium package highlight */
.package.premium {
    background: #f1f5f9;
    border: 2px solid #0f172a;
    transform: scale(1.02);
}

/* Coating section */
.coating {
    padding: 2rem;
    background: #f1f5f9;
}

.coating-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.coat {
    background: white;
    border-radius: 20px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 4px 6px -2px rgba(0,0,0,0.05);
    border: 1px solid #e2e8f0;
}

.coat h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.coat p {
    color: #475569;
    margin-bottom: 1rem;
}

.coat span {
    font-weight: 700;
    font-size: 1.2rem;
    color: #0f172a;
}

/* Footer */
footer {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 2rem;
}

footer p {
    margin: 0.3rem 0;
    opacity: 0.9;
    font-size: 0.95rem;
}

/* Responsive tweaks */
@media (max-width: 600px) {
    .hero h1 {
        font-size: 2rem;
    }
    .nav {
        padding: 1rem;
    }
    .package-grid {
        gap: 1rem;
    }
    .vehicle-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}