:root {
    --primary: #0056b3;
    --accent: #ff6b00;
    --dark: #1a1a1a;
    --light: #f4f7f6;
    --white: #ffffff;
}

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

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

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

/* Header */
.header {
    padding: 20px 0;
    border-bottom: 1px solid #eee;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -1px;
}

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

.phone {
    text-decoration: none;
    color: var(--dark);
    font-weight: 700;
    margin-right: 20px;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,40,85,0.8), rgba(0,40,85,0.8)), 
                url('https://images.unsplash.com/photo-1544333346-640960017bf6?auto=format&fit=crop&q=80&w=1600') no-repeat center/cover;
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

/* Buttons */
.btn-primary {
    background: var(--accent);
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
    display: inline-block;
    transition: 0.3s;
}

.btn-primary:hover { background: #e56000; }

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 700;
}

/* Grid & Cards */
.specs { padding: 80px 0; background: var(--light); }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    text-align: center;
}

.size {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin: 15px 0;
}

/* About Section */
.about { padding: 80px 0; }
.about h2 { margin-bottom: 30px; text-align: center; }
.about ul { list-style: none; max-width: 800px; margin: 0 auto; }
.about li {
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    position: relative;
    padding-left: 30px;
}
.about li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

/* Contacts */
.contact { padding: 80px 0; background: var(--dark); color: var(--white); }
.text-center { text-align: center; }
.huge-phone {
    font-size: 2.5rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: 700;
    display: block;
    margin-top: 20px;
}

.footer {
    padding: 30px 0;
    text-align: center;
    font-size: 0.9rem;
    color: #999;
}

/* Адаптивность */
@media (max-width: 768px) {
    .hero h1 { font-size: 2rem; }
    .header .container { flex-direction: column; gap: 15px; }
    .huge-phone { font-size: 1.8rem; }
}