/* 联系我们页面专用样式 */

/* 确保页面标题背景图正确显示 */
.contact-header {
    background: url('../images/background1.png') no-repeat center center !important;
    background-size: cover !important;
    background-attachment: fixed !important;
}

/* 联系信息区域 */
.contact-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

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

/* 联系信息卡片 */
.contact-info {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #007bff, #0056b3, #007bff);
    background-size: 200% 100%;
    animation: gradientShift 3s ease-in-out infinite;
}

.contact-info h2 {
    color: #333;
    margin-bottom: 30px;
    font-size: 2rem;
    position: relative;
}

.contact-info h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #007bff, #0056b3);
    border-radius: 2px;
}

/* 信息项样式 */
.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    padding: 20px;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.info-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.info-item:hover::before {
    left: 100%;
}

.info-item:hover {
    background: rgba(0, 123, 255, 0.05);
    transform: translateX(10px);
}

.info-item i {
    font-size: 24px;
    color: #007bff;
    margin-right: 20px;
    margin-top: 5px;
    width: 30px;
    text-align: center;
    transition: all 0.3s ease;
}

.info-item:hover i {
    transform: scale(1.2) rotate(5deg);
    color: #0056b3;
}

.info-item div h3 {
    margin: 0 0 5px 0;
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
}

.info-item div p {
    margin: 0;
    color: #666;
    font-size: 1rem;
}

/* 社交链接 */
.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    padding-top: 30px;
    border-top: 1px solid #eee;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transition: all 0.3s ease;
    transform: translate(-50%, -50%);
}

.social-link:hover::before {
    width: 100%;
    height: 100%;
}

.social-link:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 20px rgba(0, 123, 255, 0.3);
}

/* 联系表单 */
.contact-form {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #28a745, #20c997, #28a745);
    background-size: 200% 100%;
    animation: gradientShift 3s ease-in-out infinite;
}

.contact-form h2 {
    color: #333;
    margin-bottom: 30px;
    font-size: 2rem;
    position: relative;
}

.contact-form h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #28a745, #20c997);
    border-radius: 2px;
}

/* 表单组样式 */
.form-group {
    margin-bottom: 25px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
    font-size: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e9ecef;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fff;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
    transform: translateY(-2px);
}

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

/* FAQ区域 */
.faq-section {
    padding: 80px 0;
    background: #fff;
    position: relative;
}

.faq-grid {
    display: grid;
    gap: 20px;
    margin-top: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.faq-item {
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.faq-question::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 123, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

.faq-question:hover::before {
    left: 100%;
}

.faq-question:hover {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
}

.faq-question h3 {
    margin: 0;
    color: #333;
    font-size: 1.1rem;
    font-weight: 600;
}

.faq-question i {
    color: #007bff;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

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

.faq-answer.active {
    max-height: 200px;
    padding: 25px 30px;
}

.faq-answer p {
    margin: 0;
    color: #666;
    line-height: 1.6;
}

/* 订阅通讯区域 */
.newsletter-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    position: relative;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-content h2 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 2.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.newsletter-content p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.newsletter-form {
    display: flex;
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px;
    border-radius: 50px;
    backdrop-filter: blur(10px);
}

.newsletter-form input {
    flex: 1;
    padding: 15px 25px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
}

.newsletter-form input:focus {
    outline: none;
    background: #fff;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-form button {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    background: #28a745;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(40, 167, 69, 0.4);
}

/* 动画效果 */
@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .newsletter-form {
        flex-direction: column;
        border-radius: 15px;
        padding: 20px;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        border-radius: 12px;
    }
}

@media (max-width: 768px) {
    .contact-info,
    .contact-form {
        padding: 30px 20px;
    }
    
    .info-item {
        padding: 15px;
    }
    
    .info-item:hover {
        transform: none;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .newsletter-content h2 {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .contact-info,
    .contact-form {
        border-radius: 15px;
        padding: 25px 15px;
    }
    
    .faq-question,
    .faq-answer.active {
        padding: 20px;
    }
    
    .newsletter-content h2 {
        font-size: 1.8rem;
    }
}