/* 页面标题样式 */
.page-header {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: var(--white);
    text-align: center;
}

.page-title h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.2s;
    animation-fill-mode: both;
}

/* 联系内容布局 */
.contact-content {
    padding: 80px 0;
    background-color: var(--light-gray);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

/* 联系表单样式 */
.contact-form-section {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--box-shadow);
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-light);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

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

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 15px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

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

.checkbox-group {
    flex-direction: row;
    align-items: center;
    gap: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-weight: normal !important;
    color: var(--text-light) !important;
    margin-bottom: 0 !important;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--light-gray);
    border-radius: 4px;
    position: relative;
    transition: var(--transition);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: 12px;
    font-weight: bold;
}

.submit-btn {
    align-self: flex-start;
    padding: 14px 40px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* 联系信息样式 */
.contact-info-section {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.info-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.info-icon {
    width: 50px;
    height: 50px;
    background-color: var(--light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition);
}

.info-card:hover .info-icon {
    background-color: var(--primary-blue);
    color: var(--white);
}

.info-icon i {
    font-size: 1.3rem;
    color: var(--primary-blue);
}

.info-card:hover .info-icon i {
    color: var(--white);
}

.info-content h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.info-content p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 社交媒体部分 */
.social-section {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
}

.social-section h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.social-links-large {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    background-color: var(--light-gray);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-dark);
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* 二维码提示样式 */
.social-link-with-qr {
    position: relative;
}

.social-links-large .qr-tooltip {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-10px);
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    min-width: 140px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.dark-mode .social-links-large .qr-tooltip {
    background-color: #2a2a2a;
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.social-links-large .qr-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: var(--white);
}

.dark-mode .social-links-large .qr-tooltip::after {
    border-top-color: #2a2a2a;
}

.social-links-large .qr-code {
    width: 100px;
    height: 100px;
    border-radius: 6px;
    margin-bottom: 8px;
    display: block;
}

.social-links-large .qr-tooltip span {
    font-size: 0.8rem;
    color: var(--text-dark);
    display: block;
}

.dark-mode .social-links-large .qr-tooltip span {
    color: #e0e0e0;
}

.social-link-with-qr:hover .qr-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-15px);
}

.social-link i {
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.social-link span {
    font-size: 0.95rem;
    font-weight: 500;
}

/* 地图部分 */
.map-section {
    padding: 0;
}

.map-container {
    height: 400px;
    background-color: var(--light-gray);
    position: relative;
    overflow: hidden;
}

.map-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-light);
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
}

.map-placeholder i {
    font-size: 4rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.map-placeholder p {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.map-placeholder small {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* 常见问题部分 */
.faq-section {
    padding: 80px 0;
    background-color: var(--white);
}

.faq-list {
    max-width: 800px;
    margin: 50px auto 0;
}

.faq-item {
    border: 1px solid var(--light-gray);
    border-radius: var(--border-radius);
    margin-bottom: 15px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active {
    border-color: var(--primary-blue);
    box-shadow: 0 4px 12px rgba(26, 115, 232, 0.1);
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    background-color: var(--white);
}

.faq-question:hover {
    background-color: var(--light-gray);
}

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

.faq-question h3 {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin: 0;
    flex: 1;
    line-height: 1.4;
}

.faq-item.active .faq-question h3 {
    color: var(--primary-blue);
    font-weight: 600;
}

.faq-question i {
    color: var(--text-light);
    transition: var(--transition);
    font-size: 0.9rem;
}

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

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    background-color: var(--white);
}

.faq-item.active .faq-answer {
    padding: 20px 25px;
    max-height: 300px;
}

.faq-answer p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form-section {
        order: 1;
    }

    .contact-info-section {
        order: 0;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .social-section {
        grid-column: 1 / -1;
    }

    .social-links-large {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .page-title h1 {
        font-size: 2.5rem;
    }

    .contact-content {
        padding: 60px 0;
    }

    .contact-form-section {
        padding: 30px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .contact-info-section {
        grid-template-columns: 1fr;
    }

    .info-card {
        padding: 25px 20px;
    }

    .social-links-large {
        grid-template-columns: repeat(2, 1fr);
    }

    .faq-section {
        padding: 60px 0;
    }

    .faq-question {
        padding: 15px 20px;
    }

    .faq-question h3 {
        font-size: 1rem;
    }

    .faq-item.active .faq-answer {
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 140px 0 60px;
    }

    .contact-form-section {
        padding: 20px 15px;
    }

    .info-card {
        padding: 20px 15px;
        gap: 15px;
    }

    .info-icon {
        width: 40px;
        height: 40px;
    }

    .info-icon i {
        font-size: 1.1rem;
    }

    .info-content h3 {
        font-size: 1.1rem;
    }

    .social-section {
        padding: 20px 15px;
    }

    .social-links-large {
        grid-template-columns: 1fr;
    }

    .map-container {
        height: 300px;
    }

    .map-placeholder i {
        font-size: 3rem;
    }

    .map-placeholder p {
        font-size: 1rem;
    }
}