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

        :root {
            --primary-color: #2563eb;
            --primary-hover: #1d4ed8;
            --text-dark: #1e293b;
            --text-gray: #64748b;
            --bg-light: #f8fafc;
            --border-color: #e2e8f0;
            --success-color: #10b981;
            --error-color: #ef4444;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background: #ffffff;
        }

        /* Header */
        header {
            background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
            color: white;
            padding: 2rem 0;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }

        .header-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.5rem;
        }

        .logo {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .logo a {
            color: white;
            text-decoration: none;
        }

        .contacts-header {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }

        .contacts-header a {
            color: white;
            text-decoration: none;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 0.4rem;
            transition: opacity 0.2s;
        }

        .contacts-header a:hover {
            opacity: 0.8;
        }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Hero Section */
        .hero {
            padding: 4rem 0;
            text-align: center;
            background: var(--bg-light);
        }

        .hero h1 {
            font-family: 'Montserrat', sans-serif;
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .hero .subtitle {
            font-size: 1.2rem;
            color: var(--text-gray);
            margin-bottom: 2rem;
        }

        .hero-description {
            max-width: 700px;
            margin: 0 auto 2rem;
            font-size: 1.05rem;
            color: var(--text-gray);
            line-height: 1.7;
        }

        .payment-note {
            display: inline-block;
            background: white;
            padding: 0.75rem 1.5rem;
            border-radius: 50px;
            font-weight: 500;
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
            margin-top: 1rem;
        }

        /* Section */
        section {
            padding: 4rem 0;
        }

        section h2 {
            font-family: 'Montserrat', sans-serif;
            font-size: 2rem;
            font-weight: 700;
            text-align: center;
            margin-bottom: 3rem;
            color: var(--text-dark);
        }

        /* Features Grid */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 3rem;
        }

        .feature-card {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid var(--border-color);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px rgba(37, 99, 235, 0.1);
        }

        .feature-card h3 {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.2rem;
            margin-bottom: 0.75rem;
            color: var(--primary-color);
        }

        .feature-card p {
            color: var(--text-gray);
            font-size: 0.95rem;
        }

        /* Services Grid */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: white;
            border: 2px solid var(--border-color);
            border-radius: 16px;
            padding: 2.5rem;
            text-align: center;
            transition: all 0.3s;
        }

        .service-card:hover {
            border-color: var(--primary-color);
            transform: translateY(-6px);
            box-shadow: 0 16px 32px rgba(37, 99, 235, 0.15);
        }

        .service-card h3 {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .service-card .description {
            color: var(--text-gray);
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }

        .price {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-top: 1rem;
        }

        .price-period {
            font-size: 1rem;
            color: var(--text-gray);
            font-weight: 500;
        }

        /* Testimonials */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .testimonial {
            background: var(--bg-light);
            padding: 2rem;
            border-radius: 12px;
            border-left: 4px solid var(--primary-color);
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            background: var(--primary-color);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 1.1rem;
        }

        .author-info h4 {
            font-family: 'Montserrat', sans-serif;
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 0.2rem;
        }

        .author-info p {
            font-size: 0.85rem;
            color: var(--text-gray);
        }

        .testimonial-text {
            color: var(--text-dark);
            font-style: italic;
            line-height: 1.6;
        }

        /* Contact Form Section */
        .contact-form-section {
            background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
        }

        .form-wrapper {
            max-width: 600px;
            margin: 0 auto;
            background: white;
            padding: 3rem;
            border-radius: 16px;
            box-shadow: 0 8px 24px rgba(37, 99, 235, 0.1);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 500;
            color: var(--text-dark);
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 0.875rem 1rem;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            font-family: 'Inter', sans-serif;
            transition: border-color 0.2s;
        }

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

        .form-group textarea {
            resize: vertical;
            min-height: 100px;
        }

        .submit-btn {
            width: 100%;
            padding: 1rem;
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            font-family: 'Montserrat', sans-serif;
            cursor: pointer;
            transition: background 0.2s, transform 0.2s;
        }

        .submit-btn:hover {
            background: var(--primary-hover);
            transform: translateY(-2px);
        }

        .submit-btn:active {
            transform: translateY(0);
        }

        .form-note {
            margin-top: 1rem;
            font-size: 0.85rem;
            color: var(--text-gray);
            text-align: center;
        }

        .form-note a {
            color: var(--primary-color);
            text-decoration: none;
        }

        .form-note a:hover {
            text-decoration: underline;
        }

        .form-message {
            padding: 1rem;
            border-radius: 8px;
            margin-bottom: 1.5rem;
            display: none;
        }

        .form-message.success {
            background: #d1fae5;
            color: #065f46;
            border: 1px solid #10b981;
        }

        .form-message.error {
            background: #fee2e2;
            color: #991b1b;
            border: 1px solid #ef4444;
        }

        /* Footer */
        footer {
            background: var(--text-dark);
            color: white;
            padding: 3rem 0 1.5rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            font-family: 'Montserrat', sans-serif;
            font-size: 1.1rem;
            margin-bottom: 1rem;
            color: white;
        }

        .footer-section p,
        .footer-section a {
            color: #cbd5e1;
            font-size: 0.95rem;
            line-height: 1.8;
            text-decoration: none;
            display: block;
        }

        .footer-section a:hover {
            color: white;
        }

        .footer-bottom {
            border-top: 1px solid #334155;
            padding-top: 1.5rem;
            text-align: center;
            color: #94a3b8;
            font-size: 0.9rem;
        }

        .footer-links {
            margin-top: 0.5rem;
        }

        .footer-links a {
            display: inline;
            margin: 0 0.75rem;
            color: #94a3b8;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }

            .hero .subtitle {
                font-size: 1.1rem;
            }

            section h2 {
                font-size: 1.75rem;
            }

            .form-wrapper {
                padding: 2rem 1.5rem;
            }

            .header-content {
                flex-direction: column;
                text-align: center;
            }

            .contacts-header {
                justify-content: center;
            }
        }

/* Section backgrounds */
.section-light {
    background: var(--bg-light);
}

/* Footer utility */
.footer-payment {
    margin-top: 1rem;
}

/* Privacy / Personal-data pages */
.last-updated {
    color: var(--text-gray);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

.legal-page .container h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.legal-page .container h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-dark);
    margin: 2rem 0 1rem;
}

.legal-page .container p {
    color: var(--text-gray);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.legal-page .container ul {
    margin: 1rem 0 1.5rem 1.5rem;
}

.legal-page .container li {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.legal-page .container li strong {
    color: var(--text-dark);
}

.legal-page .container p + ul {
    margin-top: 0.5rem;
}

.legal-contact {
    margin-top: 2rem;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .logo {
        font-size: 1.2rem;
    }

    .contacts-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .contacts-header a {
        color: #ffffff;
        text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    }

    .legal-page .container h1 {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .container {
        padding: 0 1rem;
    }

    /* Legal pages text readability */
    .legal-page .container > p,
    .legal-page .container > ul {
        max-width: 800px;
        margin-left: auto;
        margin-right: auto;
        line-height: 1.6;
    }

    .legal-page .container h2 {
        padding: 0 1rem;
    }
}