.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    background: linear-gradient(135deg, var(--primary-color, #6366f1) 0%, var(--secondary-color, #8b5cf6) 100%);
    position: relative;
    overflow: hidden;
    border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 0.95rem;
    margin-bottom: 2rem;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.back-link:hover {
    color: white;
    transform: translateX(-5px);
}

.page-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.page-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    position: relative;
    z-index: 1;
}

.contact-section {
    padding: 5rem 0;
    background: var(--bg-color);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f4ff 100%);
    padding: 2.5rem;
    border-radius: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.contact-info.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.contact-info > p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: white;
    border-radius: 1rem;
    box-shadow: var(--shadow-small);
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-primary);
}

.contact-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.contact-item-icon {
    width: 48px;
    height: 48px;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item span {
    font-size: 1rem;
    font-weight: 500;
}

.contact-form-container {
    background: white;
    padding: 2.5rem;
    border-radius: 1.5rem;
    box-shadow: var(--shadow-medium);
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.contact-form-container.visible {
    opacity: 1;
    transform: translateY(0);
}

.contact-form-container h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    color: var(--text-primary);
    background: #f9fafb;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
    border: 2px solid #d1d5db;
    background: #f9fafb;
}

.form-textarea:focus {
    border-color: var(--primary-color);
    background: white;
}

.form-input::placeholder {
    color: var(--text-muted);
}

select.form-input {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 20px;
    padding-right: 3rem;
}

@media (max-width: 768px) {
    .page-header {
        padding: 6rem 0 3rem;
    }

    .page-title {
        font-size: 2.5rem;
    }

    .page-description {
        font-size: 1.125rem;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-info h2 {
        font-size: 2rem;
    }

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

    .contact-form-container {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
    }

    .contact-info h2 {
        font-size: 1.75rem;
    }

    .contact-form-container {
        padding: 1.5rem;
    }
}