body {
    background: #f5f7fa;
}

.contact-container {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    width: 100%;
    max-width: 720px;
    padding: 48px;
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

h1 {
    color: #1a1a1a;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 8px;
}

.subtitle {
    color: #6c757d;
    font-size: 16px;
    margin-bottom: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    color: #495057;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
}

.required {
    color: #dc3545;
}

.form-group input,
.form-group textarea {
    width: 100%;
    height: 50px;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 6px;
    font-size: 16px;
    font-family: inherit;
    transition: all 0.2s ease;
    background-color: #f8f9fa;
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: #ced4da;
    background-color: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #d50c2d;
    background-color: #fff;
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #adb5bd;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.phone-group {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 12px;
}

.country-code {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    background-color: #f8f9fa;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.country-code:hover {
    border-color: #ced4da;
    background-color: #fff;
}

.flag {
    margin-right: 8px;
    font-size: 20px;
}

.services-section {
    margin-bottom: 32px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 12px;
}

.service-option {
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
}

.service-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.service-label {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    background: #f8f9fa;
    font-size: 15px;
    color: #495057;
    transition: all 0.2s ease;
}

.service-option:hover .service-label {
    border-color: #d50c2d;
    background: #fff;
}

.service-option input[type="checkbox"]:checked + .service-label {
    border-color: #d50c2d;
    background: #fff3f5;
    color: #d50c2d;
    font-weight: 600;
}

.checkbox-icon {
    width: 20px;
    height: 20px;
    border: 2px solid #ced4da;
    border-radius: 4px;
    margin-right: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.service-option input[type="checkbox"]:checked + .service-label .checkbox-icon {
    background: #d50c2d;
    border-color: #d50c2d;
}

.service-option input[type="checkbox"]:checked + .service-label .checkbox-icon::after {
    content: '✓';
    color: white;
    font-size: 14px;
    font-weight: bold;
}

.captcha-section {
    width: 304px;
}

.captcha-box {
    display: flex;
    align-items: center;
    gap: 12px;
}

.captcha-checkbox {
    width: 24px;
    height: 24px;
    cursor: pointer;
}

.captcha-label {
    font-size: 14px;
    color: #495057;
}

.captcha-badge {
    font-size: 12px;
    color: #6c757d;
    text-align: right;
}

.captcha-badge img {
    height: 40px;
    opacity: 0.6;
}

.form-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 40px;
    text-align: center;
}

.contact-container .btn {
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.contact-container .btn-primary {
    box-shadow: 0 4px 12px rgba(213, 12, 45, 0.2);
}

.contact-container .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(213, 12, 45, 0.3);
}

.contact-container .btn-secondary {
    background-color: #e9ecef;
    color: #495057;
}

.contact-container .btn-secondary:hover {
    background-color: #dee2e6;
}

.success-message {
    background: #d4edda;
    border: 1px solid #c3e6cb;
    color: #155724;
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 15px;
}

/* Responsive */
@media (max-width: 640px) {
    .contact-container {
        padding: 32px 24px;
    }

    h1 {
        font-size: 28px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .captcha-section {
        flex-direction: column;
        gap: 16px;
    }

    .form-actions {
        flex-direction: column-reverse;
    }

    .btn {
        width: 100%;
    }
}