/* 联系表单样式 */
.contact-card {
    background: white;
    padding: 2rem;
    margin: 2rem auto;
    max-width: 600px;
}

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

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

.contact-form .f-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition-base);
}

.contact-form .f-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(107, 70, 193, 0.2);
}

.contact-form textarea.f-input {
    resize: vertical;
    min-height: 120px;
}

.contact-form .f-button {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--light-text);
    margin-bottom: 2rem;
}