/* 产品详情页样式 */

:root {
    --primary-color: #1e88e5;
    --primary-dark: #1565c0;
    --primary-light: #64b5f6;
    --text-color: #333;
    --light-text: #666;
    --white: #fff;
    --gray-bg: #f5f7fa;
    --border-color: #e0e0e0;
    --section-spacing: 80px;
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

section {
    opacity: 0;
    transition: all 0.8s ease;
}

section.animated {
    opacity: 1;
}

.feature-card {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.feature-card.animated {
    opacity: 1;
    transform: translateY(0);
}

.feature-detail-item:nth-child(odd) .feature-detail-image {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.7s ease;
}

.feature-detail-item:nth-child(odd) .feature-detail-content {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.7s ease 0.2s;
}

.feature-detail-item:nth-child(even) .feature-detail-image {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.7s ease;
}

.feature-detail-item:nth-child(even) .feature-detail-content {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.7s ease 0.2s;
}

section.animated .feature-detail-item .feature-detail-image,
section.animated .feature-detail-item .feature-detail-content {
    opacity: 1;
    transform: translateX(0);
}

/* 粒子背景容器 */
.particles-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4f1fe 100%);
}

/* 视频展示区 */
.video-showcase {
    margin-bottom: var(--section-spacing);
    position: relative;
    background: transparent;
}

.video-container {
    width: 100%;
    
    background-color: #f0f0f0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.video-placeholder {
    width: 100%;
    height: 600px;
    background-color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.play-button {
    width: 80px;
    height: 80px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.play-button i {
    font-size: 30px;
    color: var(--primary-color);
}

.play-button:hover {
    background-color: rgba(255, 255, 255, 1);
    transform: scale(1.05);
}

.product-title {
    text-align: center;
    margin-top: 40px;
}

.product-title h1 {
    font-size: 2.5rem;
    color: var(--text-color);
    font-weight: 600;
}

/* 产品介绍 */
.product-intro {
    margin-bottom: var(--section-spacing);
    position: relative;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 40px 0;
}

.intro-content {
    display: flex;
    align-items: center;
    gap: 60px;
    border-radius: 15px;
    padding: 30px;
}

.intro-text {
    flex: 1;
}

.intro-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--light-text);
}

.intro-image {
    flex: 1;
    overflow: hidden;
    border-radius: 8px;
}

.intro-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* 核心功能 */
.core-features {
    margin-bottom: var(--section-spacing);
    position: relative;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 40px 0;
}

.section-header {
    text-align: left;
    margin-bottom: 50px;
    position: relative;
    padding-left: 15px;
    display: flex;
    align-items: center;
}

.section-header:before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 50px;
    background-color: var(--primary-color);
}

.section-header h2 {
    font-size: 2rem;
    color: var(--text-color);
    position: relative;
    display: inline-block;
    padding-bottom: 0;
    margin: 0;
}

.section-header h2:after {
    display: none;
}

.feature-cards {
    display: flex;
    justify-content: space-between;
    gap: 30px;
}

.feature-card {
    flex: 1;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 40px;
    transition: all 0.4s;
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    background-color: rgba(255, 255, 255, 0.95);
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(30, 136, 229, 0.2);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card h3 {
    font-size: 1.3rem;
    color: var(--primary-dark);
    margin: 0;
}

.feature-description {
    font-size: 1rem;
    color: var(--light-text);
    line-height: 1.6;
    margin: 0;
}

/* 核心优势 */
.core-advantages {
    margin-bottom: var(--section-spacing);
    padding: 60px 0;
}

.advantage-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.advantage-item {
    display: flex;
    align-items: center;
    padding: 20px;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 30px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: all 0.3s ease;
}

.advantage-icon {
    flex: 0 0 50%;
    max-width: 50%;
    padding-right: 30px;
}

.advantage-icon img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.advantage-content {
    flex: 0 0 50%;
    max-width: 50%;
    padding-left: 30px;
}

.advantage-content strong {
    display: block;
    font-size: 20px;
    margin-bottom: 15px;
    color: #333;
}

.advantage-content p {
    margin-bottom: 15px;
    color: #666;
    line-height: 1.6;
}

.advantage-content ul {
    list-style-type: disc;
    padding-left: 20px;
    margin-bottom: 0;
}

.advantage-content li {
    margin-bottom: 8px;
    color: #666;
}

/* 详细功能 */
.detailed-features {
    position: relative;
    background: rgba(255, 255, 255, 0.34);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 40px 0;
    margin-bottom: var(--section-spacing);
}

.feature-detail-list {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.feature-detail-item {
    display: flex;
    align-items: center;
    gap: 50px;
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: all 0.3s ease;
}



.feature-detail-item:nth-child(even) {
    flex-direction: row;
}

.feature-detail-image {
    overflow: hidden;
    width: 80px;
    height: 80px;
}

.feature-detail-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.feature-detail-content {
    flex: 1;
}

.feature-detail-content h3 {
    font-size: 1.8rem;
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.feature-detail-content p {
    margin-bottom: 15px;
    position: relative;
    color: var(--light-text);
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .intro-content,
    .feature-cards {
        flex-direction: column;
    }
    
    .feature-detail-item,
    .feature-detail-item:nth-child(even) {
        flex-direction: column;
    }
    
    .video-placeholder {
        height: 400px;
    }
    
    .advantage-item {
        flex-direction: column;
    }
    
    .advantage-icon,
    .advantage-content {
        flex: 0 0 100%;
        max-width: 100%;
        padding: 0;
    }
    
    .advantage-content {
        margin-top: 20px;
        border-left: none;
        border-top: 1px solid #eee;
        padding-top: 20px;
    }
}

.tech-advantages-wrapper {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.tech-advantages-content {
    flex: 3;
}

.tech-advantages-image {
    flex: 2;
    position: relative;
    padding: 40px 0;
}

.tech-advantages-image img {
    width: 80%;
    height: auto;
    box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.4);
    position: relative;
    transition: transform 0.3s ease;
}

.tech-advantages-image img:nth-child(1) {
    margin-left: 0;
    left: 20%;
}

.tech-advantages-image img:nth-child(2) {
    width: 50%;
    height: 40%;
    position: absolute;
    bottom: -35%;
    transform: translateY(-50%);
    left: 60%;
    z-index: 2;
}

.tech-advantages-image img:nth-child(3) {
    position: absolute;
    bottom: -45%;
    right: 20%;
    z-index: 3;
}

@media (max-width: 992px) {
    .tech-advantages-wrapper {
        flex-direction: column;
    }

    .tech-advantages-image {
        position: static;
        margin-top: 30px;
        height: 600px;
    }
    
    .tech-advantages-image img {
        width: 70%;
    }
    
    .tech-advantages-image img:nth-child(2) {
        right: 0;
    }
    
    .tech-advantages-image img:nth-child(3) {
        left: 15%;
    }
}