.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 120px 0 80px;
    text-align: center;
    color: var(--text-light);
}

.page-header h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
}

.page-header p {
    font-size: 20px;
    opacity: 0.9;
}

.contact-container {
    padding: 60px 0 100px;
    background: var(--bg-secondary);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.info-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--text-light);
    flex-shrink: 0;
}

.info-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.info-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 4px;
}

.social-card {
    padding: 24px;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.social-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateX(4px);
}

.social-link i {
    font-size: 24px;
    color: var(--primary-color);
    transition: var(--transition);
}

.social-link:hover i {
    color: var(--text-light);
}

.social-link.weixin i {
    color: #07c160;
}

.social-link.weibo i {
    color: #e6162d;
}

.social-link.qq i {
    color: #12b7f5;
}

.qr-code {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.qr-code i {
    font-size: 32px;
    opacity: 0.5;
}

.qr-code span {
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition);
}

.social-link:hover .qr-code span {
    color: var(--text-light);
}

.contact-main {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.map-section,
.message-section {
    padding: 32px;
    background: var(--bg-primary);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.map-section h3,
.message-section h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.map-section h3 i,
.message-section h3 i {
    color: var(--primary-color);
    font-size: 20px;
}

.map-container {
    height: 300px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 16px;
    overflow: hidden;
}

.map-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-secondary);
}

.map-placeholder i {
    font-size: 64px;
    color: var(--primary-color);
    opacity: 0.3;
}

.map-placeholder p {
    font-size: 16px;
}

.map-placeholder small {
    font-size: 14px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.message-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group label .required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237f8c8d' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-actions {
    display: flex;
    gap: 16px;
}

.faq-section {
    padding: 100px 0;
    background: var(--bg-primary);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-secondary);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active {
    background: var(--primary-color);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition);
}

.faq-item.active .faq-question h3 {
    color: var(--text-light);
}

.faq-question i {
    font-size: 16px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    color: var(--text-light);
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 24px 24px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.faq-item.active .faq-answer p {
    color: rgba(255, 255, 255, 0.9);
}

.faq-answer ul {
    padding: 0 24px 24px;
    list-style: none;
}

.faq-answer li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 8px;
}

.faq-item.active .faq-answer li {
    color: rgba(255, 255, 255, 0.9);
}

.faq-answer li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: 700;
}

@media (max-width: 1024px) {
    .contact-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }

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

    .info-card {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }

    .faq-question {
        padding: 20px;
    }

    .faq-question h3 {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .page-header h1 {
        font-size: 36px;
    }

    .page-header p {
        font-size: 16px;
    }

    .map-section,
    .message-section {
        padding: 20px;
    }

    .info-card {
        padding: 20px;
    }
}