/* ============================================
   联系我们页样式
   ============================================ */

/* 页面 Hero */
.page-hero {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    color: var(--color-white);
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
}

/* 联系方式网格 */
.contact-info-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
}

.contact-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-background);
    border-radius: var(--border-radius-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.contact-card h3 {
    font-size: 1.125rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.contact-card address {
    font-style: normal;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.contact-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-value a {
    color: inherit;
    text-decoration: none;
}

.contact-value a:hover {
    text-decoration: underline;
}

.contact-hours {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.contact-map {
    margin-top: var(--spacing-md);
}

.contact-map a {
    display: block;
    text-decoration: none;
}

.contact-map img {
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-xs);
}

.map-link {
    display: inline-block;
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 500;
}

.wechat-qr img {
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
}

/* 联系表单 */
.contact-form-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-background);
}

.form-description {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.required {
    color: var(--color-accent);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-family: inherit;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown) {
    border-color: var(--color-accent);
}

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

.char-count {
    text-align: right;
    font-size: 0.875rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-xs);
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.form-checkbox input {
    width: auto;
    margin-top: 0.25rem;
}

.form-checkbox label {
    font-weight: 400;
    font-size: 0.95rem;
}

.error-message {
    display: block;
    color: var(--color-accent);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    min-height: 1.25rem;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-top: var(--spacing-xl);
}

/* FAQ */
.faq-section {
    padding: var(--spacing-2xl) 0;
    background-color: var(--color-white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.faq-item summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-background);
    cursor: pointer;
    list-style: none;
    transition: background-color var(--transition-fast);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary:hover {
    background-color: rgba(76, 175, 80, 0.1);
}

.faq-question {
    font-weight: 500;
    color: var(--color-text);
}

.faq-toggle {
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.faq-item[open] .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: var(--spacing-lg);
    color: var(--color-text-secondary);
    line-height: 1.8;
    border-top: 1px solid var(--color-border);
}

.faq-answer p {
    margin: 0;
}

/* 响应式 */
@media (max-width: 991px) {
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .page-hero h1 {
        font-size: 1.75rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: var(--spacing-lg);
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
    }
}