* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background: #111;
    color: #eee;
    line-height: 1.6;
}

a {
    color: #ff9800;
    text-decoration: none;
}

.container {
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;
}

header {
    background: url("https://images.unsplash.com/photo-1605559424843-9b1b71e4b3f4") center/cover no-repeat;
    position: relative;
}

header::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.7);
}

header .container {
    position: relative;
    padding: 90px 20px;
    text-align: center;
}

h1 {
    font-size: 48px;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 20px;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    background: #ff9800;
    color: #000;
    padding: 15px 30px;
    font-weight: bold;
    border-radius: 4px;
    transition: 0.3s;
}

.btn:hover {
    background: #ffc107;
}

section {
    padding: 60px 0;
    background: #111;
}

section.dark {
    background: #1b1b1b;
}

h2 {
    text-transform: uppercase;
    margin-bottom: 25px;
    letter-spacing: 2px;
}

.list, .models {
    list-style: none;
    padding: 0;
}

.list li, .models li {
    padding: 10px 0;
    border-bottom: 1px solid #333;
}

.models {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    text-align: center;
}

footer {
    background: #000;
    text-align: center;
    padding: 25px 0;
    font-size: 14px;
    color: #aaa;
}

/* 📱 Адаптация под мобильные */
@media (max-width: 768px) {
    h1 {
        font-size: 34px;
    }

    .subtitle {
        font-size: 16px;
    }

    .models {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .models {
        grid-template-columns: 1fr;
    }
}