:root {
    --primary: #0284c7;
    --dark: #0f172a;
    --light: #f8fafc;
    --text: #334155;
}

* { 
    box-sizing: border-box; 
    margin: 0; 
    padding: 0; 
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; 
}

body { 
    background: var(--light); 
    color: var(--text); 
    line-height: 1.6; 
}

header { 
    background: #ffffff; 
    box-shadow: 0 2px 10px rgba(0,0,0,0.03); 
    position: sticky; 
    top: 0; 
    z-index: 100; 
}

.nav-container { 
    max-width: 1200px; 
    margin: 0 auto; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 20px; 
}

.logo { 
    font-size: 24px; 
    font-weight: bold; 
    color: var(--dark); 
    text-decoration: none; 
}

.nav-links a { 
    margin-left: 20px; 
    text-decoration: none; 
    color: var(--text); 
    font-weight: 500; 
    transition: color 0.3s; 
}

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

.hero { 
    max-width: 1200px; 
    margin: 60px auto; 
    padding: 0 20px; 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 40px; 
    align-items: center; 
}

.hero-text h1 { 
    font-size: 44px; 
    color: var(--dark); 
    line-height: 1.2; 
    margin-bottom: 20px; 
}

.hero-text p { 
    font-size: 18px; 
    margin-bottom: 30px; 
    color: #64748b; 
}

.btn { 
    display: inline-block; 
    background: var(--primary); 
    color: white; 
    padding: 12px 30px; 
    border-radius: 6px; 
    text-decoration: none; 
    font-weight: 600; 
    transition: background 0.3s; 
}

.btn:hover { 
    background: #0369a1; 
}

.hero-img { 
    background: #e2e8f0; 
    height: 350px; 
    border-radius: 12px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    color: #94a3b8; 
}

.services { 
    max-width: 1200px; 
    margin: 80px auto; 
    padding: 0 20px; 
}

.section-title { 
    text-align: center; 
    font-size: 32px; 
    color: var(--dark); 
    margin-bottom: 40px; 
}

.grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
    gap: 30px; 
}

.card { 
    background: white; 
    padding: 30px; 
    border-radius: 8px; 
    box-shadow: 0 4px 6px rgba(0,0,0,0.01); 
    border: 1px solid #e2e8f0; 
}

.card h3 { 
    margin-bottom: 15px; 
    color: var(--dark); 
    font-size: 20px; 
}

footer { 
    background: var(--dark); 
    color: #64748b; 
    text-align: center; 
    padding: 40px 20px; 
    margin-top: 100px; 
}

/* Мобильная адаптивность */
@media (max-width: 768px) {
    .hero { 
        grid-template-columns: 1fr; 
        text-align: center; 
        margin: 30px auto; 
    }
    .hero-text h1 { 
        font-size: 32px; 
    }
    .hero-img { 
        display: none; 
    }
}

/* СТИЛИ ДЛЯ МОДУЛЯ КОНТАКТНОЙ ФОРМЫ */
.contacts-section {
    background: #ffffff;
    padding: 80px 20px;
    border-top: 1px solid #e2e8f0;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--light);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.02);
    border: 1px solid #e2e8f0;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark);
    font-size: 14px;
}

.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 16px;
    background: #ffffff;
    color: var(--dark);
    transition: border-color 0.3s;
}

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

.form-btn {
    width: 100%;
    border: none;
    cursor: pointer;
    font-size: 16px;
    text-align: center;
}

.form-btn:disabled {
    background: #94a3b8;
    cursor: not-allowed;
}

/* Скрытое поле для защиты от спама (Honeypot) */
.hidden-field {
    display: none !important;
    visibility: hidden !important;
}

/* Блок уведомлений */
.form-response {
    margin-top: 20px;
    padding: 12px;
    border-radius: 6px;
    font-size: 15px;
    text-align: center;
    display: none;
}

.response-success {
    display: block;
    background: #dcfce7;
    color: #15803d;
    border: 1px solid #bbf7d0;
}

.response-error {
    display: block;
    background: #fee2e2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

@media (max-width: 480px) {
    .form-container {
        padding: 20px;
    }
}