/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #8A2BE2; /* 更深的紫色 */
    --secondary-color: #00B4D8; /* 更鲜艳的青色 */
    --accent-color: #FF0080; /* 更鲜艳的粉色 */
    --background-color: #0A0A1A; /* 更深的背景色 */
    --card-bg: rgba(20, 20, 40, 0.4); /* 半透明卡片背景 */
    --text-color: #FFFFFF; /* 纯白色文本 */
    --text-secondary: #B8B8D0; /* 更亮的次要文本 */
    --border-color: rgba(42, 42, 74, 0.5); /* 半透明边框 */
    --gradient-primary: linear-gradient(45deg, #8A2BE2, #00B4D8); /* 更鲜艳的渐变 */
    --gradient-secondary: linear-gradient(45deg, #FF0080, #FF8C00); /* 粉色到橙色渐变 */
    --shadow-color: rgba(138, 43, 226, 0.4); /* 更强的阴影 */
    --glow-color: rgba(138, 43, 226, 0.8); /* 更强的发光效果 */
    --nav-bg: rgba(10, 10, 26, 0.7); /* 导航栏背景 */
    --nav-active: #8A2BE2; /* 导航栏激活颜色 */
    --slideshow-transition: 0.5s; /* 幻灯片过渡时间 */
    --blur-effect: 10px; /* 毛玻璃模糊效果值 */
    --glass-bg: rgba(20, 20, 40, 0.3); /* 毛玻璃背景色 */
    --glass-border: rgba(255, 255, 255, 0.1); /* 毛玻璃边框色 */
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* 噪点背景效果 */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMDAiIGhlaWdodD0iMzAwIj48ZmlsdGVyIGlkPSJhIiB4PSIwIiB5PSIwIj48ZmVUdXJidWxlbmNlIGJhc2VGcmVxdWVuY3k9Ii43NSIgc3RpdGNoVGlsZXM9InN0aXRjaCIgdHlwZT0iZnJhY3RhbE5vaXNlIi8+PGZlQ29sb3JNYXRyaXggdHlwZT0ic2F0dXJhdGUiIHZhbHVlcz0iMCIvPjwvZmlsdGVyPjxwYXRoIGQ9Ik0wIDBoMzAwdjMwMEgweiIgZmlsdGVyPSJ1cmwoI2EpIiBvcGFjaXR5PSIuMDUiLz48L3N2Zz4=');
    pointer-events: none;
    z-index: 1;
    opacity: 0.4;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

/* 毛玻璃效果通用类 */
.glass-effect {
    background-color: var(--glass-bg);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* 导航栏样式 */
header {
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    background-color: var(--nav-bg);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--glow-color);
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo img {
    height: 42px;
    filter: drop-shadow(0 0 5px var(--glow-color));
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 35px;
    padding: 8px 20px;
    background: var(--glass-bg);
    border-radius: 30px;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 10px;
    border-radius: 20px;
    letter-spacing: 0.5px;
}

.nav-link:hover {
    color: var(--primary-color);
    text-shadow: 0 0 8px var(--glow-color);
}

.nav-link.active {
    color: var(--nav-active);
    background: rgba(138, 43, 226, 0.15);
    text-shadow: 0 0 8px var(--glow-color);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    border: 1px solid var(--glass-border);
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.3);
}

/* 加群链接特殊样式 */
.nav-link .fa-users {
    margin-right: 5px;
}

.nav-links li:last-child .nav-link {
    background-color: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.nav-links li:last-child .nav-link:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--glow-color);
    color: white;
    text-shadow: none;
}

/* 移除旧的下划线效果，改为更现代的悬停效果 */

/* 按钮样式 */
.btn {
    padding: 12px 24px;
    border-radius: 30px;
    border: none;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1rem;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px var(--shadow-color);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    background-color: var(--glass-bg);
    color: var(--text-color);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.2), rgba(0, 180, 216, 0.2));
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.btn-secondary:hover {
    transform: translateY(-3px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.btn-secondary:hover::before {
    opacity: 1;
}

/* 导航栏下载按钮 */
.download-button .btn-download {
    background: var(--glass-bg);
    color: var(--text-color);
    border: 1px solid var(--glass-border);
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px var(--shadow-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.download-button .btn-download::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    opacity: 0;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.download-button .btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--shadow-color);
}

.download-button .btn-download:hover::before {
    opacity: 1;
}

.btn-download {
    background: var(--glass-bg);
    color: white;
    width: 100%;
    border-radius: 30px;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px var(--shadow-color);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.btn-premium {
    background: var(--glass-bg);
    color: white;
    width: 100%;
    border-radius: 30px;
    font-weight: 700;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(255, 0, 128, 0.4);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}



.btn-submit {
    background: var(--glass-bg);
    color: white;
    width: 100%;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

/* 英雄区域样式 */
.hero {
    padding: 80px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(138, 43, 226, 0.1) 0%, rgba(10, 10, 26, 0) 70%);
    z-index: -1;
    animation: pulse 15s infinite alternate;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

/* 幻灯片样式 */
.slideshow-container {
    flex: 1;
    position: relative;
    /* height: 400px; */
    border-radius: 20px;
    overflow: hidden;
    /* box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 20px var(--glow-color); */
    animation: fadeInRight 1s ease-out;
}

.slideshow {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform var(--slideshow-transition) ease;
}

.slide {
    min-width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slideshow-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.slideshow-control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--glass-bg);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.slideshow-control.active {
    background-color: var(--text-color);
    transform: scale(1.2);
    box-shadow: 0 0 10px var(--glow-color);
}

.slideshow-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--glass-bg);
    color: var(--text-color);
    border: 1px solid var(--glass-border);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    opacity: 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.slideshow-container:hover .slideshow-arrow {
    opacity: 1;
}

.slideshow-arrow.prev {
    left: 20px;
}

.slideshow-arrow.next {
    right: 20px;
}

.slideshow-arrow:hover {
    background-color: rgba(138, 43, 226, 0.4);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 15px var(--glow-color);
    border-color: rgba(255, 255, 255, 0.3);
}

/* 3D 立方体效果 */
.cube {
    width: 200px;
    height: 200px;
    position: relative;
    transform-style: preserve-3d;
    animation: rotate 20s infinite linear;
}

.face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid var(--primary-color);
    box-shadow: 0 0 20px var(--glow-color);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.front { transform: translateZ(100px); }
.back { transform: rotateY(180deg) translateZ(100px); }
.right { transform: rotateY(90deg) translateZ(100px); }
.left { transform: rotateY(-90deg) translateZ(100px); }
.top { transform: rotateX(90deg) translateZ(100px); }
.bottom { transform: rotateX(-90deg) translateZ(100px); }

@keyframes rotate {
    0% { transform: rotateX(0) rotateY(0); }
    100% { transform: rotateX(360deg) rotateY(360deg); }
}

/* 故障文字效果 */
.glitch {
    position: relative;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--background-color);
}

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--accent-color);
    animation: glitch-animation 3s infinite linear alternate-reverse;
    clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
    opacity: 0.8;
}

.glitch::after {
    left: -2px;
    text-shadow: 2px 0 var(--secondary-color);
    animation: glitch-animation 2s infinite linear alternate-reverse;
    clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
    opacity: 0.8;
}

@keyframes glitch-animation {
    0% { transform: translateX(0); }
    10% { transform: translateX(-2px); }
    20% { transform: translateX(2px); }
    30% { transform: translateX(-2px); }
    40% { transform: translateX(2px); }
    50% { transform: translateX(-2px); }
    60% { transform: translateX(2px); }
    70% { transform: translateX(-2px); }
    80% { transform: translateX(2px); }
    90% { transform: translateX(-2px); }
    100% { transform: translateX(0); }
}

/* 特性区域样式 */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 50px;
    text-align: center;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 3px;
}

.features {
    padding: 80px 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--glass-bg);
    border-radius: 15px;
    padding: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(108, 92, 231, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.feature-card:hover::before {
    transform: translateX(100%);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(138, 43, 226, 0.5);
    background-color: rgba(20, 20, 40, 0.5);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-secondary);
}

/* 下载区域样式 */
.download {
    padding: 80px 0;
    background-color: rgba(26, 26, 46, 0.3);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

/* 截图展示样式 */
/* 通用截图标题样式 */
.mobile-screenshots-title,
.pc-screenshots-title {
    text-align: center;
    margin-bottom: 30px;
}

.click-tip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: 10px;
    padding: 5px 10px;
    background-color: rgba(var(--primary-rgb), 0.1);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--primary-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        opacity: 0.7;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.7;
    }
}

.mobile-screenshots-title h3,
.pc-screenshots-title h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.mobile-screenshots-title p,
.pc-screenshots-title p {
    font-size: 1.1rem;
    color: var(--text-color);
    opacity: 0.8;
}

/* 通用网格布局 */
.mobile-screenshots-grid,
.pc-screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin: 30px 0;
    width: 100%;
}

/* 移动端截图项目样式 */
.mobile-screenshot-item,
.pc-screenshot-item {
    position: relative;
    transition: transform 0.3s ease;
}

.mobile-screenshot-card,
.pc-screenshot-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.mobile-screenshot-item:hover .mobile-screenshot-card,
.pc-screenshot-item:hover .pc-screenshot-card {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(var(--primary-color-rgb), 0.2);
}

.mobile-screenshot-card img,
.pc-screenshot-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    cursor: zoom-in;
    transition: all 0.3s ease;
}

.mobile-screenshot-card img:hover,
.pc-screenshot-card img:hover {
    transform: scale(1.03);
    box-shadow: 0 0 15px var(--glow-color);
}

.mobile-screenshot-info,
.pc-screenshot-info {
    padding: 15px;
    flex-grow: 1;
}

.mobile-screenshot-info h4,
.pc-screenshot-info h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.mobile-screenshot-info p,
.pc-screenshot-info p {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 0;
}

.mobile-screenshot-overlay,
.pc-screenshot-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.mobile-screenshot-card:hover .mobile-screenshot-overlay,
.pc-screenshot-card:hover .pc-screenshot-overlay {
    opacity: 1;
}

/* 下载按钮样式 */
.mobile-screenshot-overlay .btn-notify,
.pc-screenshot-overlay .btn-notify {
    background: var(--primary-color);
    color: white;
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(var(--primary-color-rgb), 0.3);
}

.mobile-screenshot-overlay .btn-notify:hover,
.pc-screenshot-overlay .btn-notify:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(var(--primary-color-rgb), 0.5);
}

.mobile-screenshot-overlay .btn-notify i,
.pc-screenshot-overlay .btn-notify i {
    font-size: 0.9rem;
}

/* 下载容器样式 */
.download-container {
    display: flex;
    flex-direction: column;
    gap: 50px;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* 响应式布局 */
@media (max-width: 992px) {
    .mobile-screenshots-grid,
    .pc-screenshots-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .mobile-screenshots-grid,
    .pc-screenshots-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .mobile-screenshot-info h4,
    .pc-screenshot-info h4 {
        font-size: 1rem;
    }
    
    .mobile-screenshot-info p,
    .pc-screenshot-info p {
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .mobile-screenshots-grid,
    .pc-screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .download-container {
        gap: 30px;
        padding: 10px;
    }
}

.download-slideshow-container:hover .download-slideshow-arrow {
    opacity: 1;
}

.download-slideshow-arrow.prev {
    left: 20px;
}

.download-slideshow-arrow.next {
    right: 20px;
}

.download-slideshow-arrow:hover {
    background-color: rgba(138, 43, 226, 0.6);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 15px var(--glow-color);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-notify {
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.7), rgba(108, 92, 231, 0.7));
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(138, 43, 226, 0.3);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.btn-notify:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(138, 43, 226, 0.5);
    border-color: rgba(255, 255, 255, 0.4);
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.8), rgba(108, 92, 231, 0.8));
}

.btn-download {
    background: linear-gradient(45deg, rgba(52, 152, 219, 0.7), rgba(41, 128, 185, 0.7));
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(52, 152, 219, 0.5);
    border-color: rgba(255, 255, 255, 0.4);
    background: linear-gradient(45deg, rgba(52, 152, 219, 0.8), rgba(41, 128, 185, 0.8));
}

.btn-premium {
    background: linear-gradient(45deg, rgba(241, 196, 15, 0.7), rgba(243, 156, 18, 0.7));
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 10px 25px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(241, 196, 15, 0.3);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.btn-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(241, 196, 15, 0.5);
    border-color: rgba(255, 255, 255, 0.4);
    background: linear-gradient(45deg, rgba(241, 196, 15, 0.8), rgba(243, 156, 18, 0.8));
}





/* FAQ 区域样式 */
.faq {
    padding: 100px 0;
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.05), rgba(0, 180, 216, 0.05));
    pointer-events: none;
}

.faq-container {
    max-width: 850px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.faq-item {
    margin-bottom: 25px;
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: rgba(138, 43, 226, 0.3);
    background-color: rgba(20, 20, 40, 0.5);
}

.faq-question {
    padding: 22px 25px;
    background: var(--glass-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    border-bottom: 1px solid var(--glass-border);
}

.faq-question::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.1), rgba(0, 180, 216, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.faq-item:hover .faq-question::before,
.faq-item.active .faq-question::before {
    opacity: 1;
}

.faq-question h3 {
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.faq-item:hover .faq-question h3,
.faq-item.active .faq-question h3 {
    color: var(--text-color);
    text-shadow: 0 0 8px rgba(138, 43, 226, 0.5);
}

.faq-toggle {
    transition: all 0.4s ease;
    color: var(--primary-color);
    font-size: 1.2rem;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    position: relative;
    z-index: 1;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.faq-item:hover .faq-toggle {
    background: rgba(138, 43, 226, 0.2);
    box-shadow: 0 0 10px rgba(138, 43, 226, 0.3);
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
    background: var(--gradient-primary);
    color: var(--text-color);
    box-shadow: 0 0 15px var(--glow-color);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s ease;
    background: linear-gradient(to right, rgba(20, 20, 40, 0.5), rgba(30, 30, 60, 0.5));
    line-height: 1.6;
    letter-spacing: 0.3px;
    font-size: 1.05rem;
}

.faq-item.active .faq-answer {
    padding: 25px;
    max-height: 300px;
    border-top: 1px solid rgba(138, 43, 226, 0.2);
}

/* 联系我们区域样式 */
.contact {
    padding: 100px 0;
    background: linear-gradient(to bottom, rgba(20, 20, 40, 0.7), rgba(30, 30, 60, 0.7));
    border-top: 1px solid rgba(138, 43, 226, 0.3);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.05), rgba(0, 180, 216, 0.05));
    pointer-events: none;
    z-index: 1;
}

.contact-container {
    display: flex;
    gap: 60px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.contact-info {
    flex: 1;
    min-width: 320px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 35px;
    padding: 15px 20px;
    border-radius: 16px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid var(--glass-border);
}

.contact-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: rgba(138, 43, 226, 0.3);
    background-color: rgba(20, 20, 40, 0.5);
}

.contact-item i {
    font-size: 1.6rem;
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.2), rgba(0, 180, 216, 0.2));
    border-radius: 50%;
    border: 2px solid rgba(138, 43, 226, 0.3);
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.3);
    transition: all 0.3s ease;
}

.contact-item:hover i {
    transform: scale(1.1) rotate(5deg);
    background: var(--gradient-primary);
    color: var(--text-color);
    box-shadow: 0 0 20px var(--glow-color);
}

.contact-form {
    flex: 2;
    min-width: 320px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--glass-border);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: var(--text-color);
    font-size: 1.05rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 18px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-color);
    font-family: inherit;
    font-size: 1rem;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.3), inset 0 2px 5px rgba(0, 0, 0, 0.1);
    background: rgba(30, 30, 60, 0.6);
}

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

/* 页脚样式 */
footer {
    padding: 80px 0 30px;
    border-top: 1px solid rgba(138, 43, 226, 0.3);
    background: linear-gradient(to bottom, rgba(20, 20, 40, 0.8), rgba(15, 15, 30, 0.9));
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.03), rgba(0, 180, 216, 0.03));
    pointer-events: none;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
    margin-bottom: 50px;
    position: relative;
    z-index: 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.footer-logo:hover {
    transform: translateY(-3px);
}

.footer-logo img {
    height: 35px;
    filter: drop-shadow(0 0 8px rgba(138, 43, 226, 0.5));
    transition: all 0.3s ease;
}

.footer-logo:hover img {
    filter: drop-shadow(0 0 12px rgba(138, 43, 226, 0.7));
}

.footer-logo span {
    font-weight: 700;
    font-size: 1.4rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 10px rgba(138, 43, 226, 0.3);
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.footer-logo:hover span {
    text-shadow: 0 0 15px rgba(138, 43, 226, 0.5);
}

.footer-links {
    display: flex;
    flex: 1;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-links-column {
    min-width: 170px;
}

.footer-links-column h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 12px;
    letter-spacing: 0.5px;
    text-shadow: 0 0 8px rgba(138, 43, 226, 0.3);
}

.footer-links-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 3px;
    box-shadow: 0 0 10px rgba(138, 43, 226, 0.5);
}

.footer-links-column ul {
    list-style: none;
}

.footer-links-column ul li {
    margin-bottom: 15px;
}

.footer-links-column ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 15px;
    display: inline-block;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.footer-links-column ul li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    transition: all 0.3s ease;
    opacity: 0.7;
}

.footer-links-column ul li a:hover {
    color: var(--text-color);
    transform: translateX(5px);
    text-shadow: 0 0 8px rgba(138, 43, 226, 0.3);
}

.footer-links-column ul li a:hover::before {
    background: var(--gradient-primary);
    width: 8px;
    height: 8px;
    box-shadow: 0 0 8px rgba(138, 43, 226, 0.5);
    opacity: 1;
}

.footer-social {
    display: flex;
    gap: 18px;
}

.social-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.1), rgba(0, 180, 216, 0.1));
    border-radius: 50%;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.4s ease;
    border: 1px solid rgba(138, 43, 226, 0.2);
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.social-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.social-icon i {
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
}

.social-icon:hover {
    transform: translateY(-5px) rotate(5deg);
    border-color: rgba(138, 43, 226, 0.5);
    box-shadow: 0 8px 20px rgba(138, 43, 226, 0.3);
}

.social-icon:hover::before {
    opacity: 1;
}

.social-icon:hover i {
    color: white;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 25px;
    border-top: 1px solid rgba(138, 43, 226, 0.2);
    color: var(--text-secondary);
    font-size: 0.95rem;
    flex-wrap: wrap;
    gap: 25px;
    position: relative;
    z-index: 1;
    letter-spacing: 0.3px;
}

.footer-bottom a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.footer-bottom a:hover {
    color: var(--text-color);
    text-shadow: 0 0 8px rgba(138, 43, 226, 0.3);
}

.footer-bottom a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.footer-bottom a:hover::after {
    width: 100%;
}

.crypto-payments {
    display: flex;
    align-items: center;
    gap: 15px;
}

.crypto-payments i {
    font-size: 1.3rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.crypto-payments i:hover {
    color: var(--text-color);
    text-shadow: 0 0 8px rgba(138, 43, 226, 0.5);
    transform: scale(1.2);
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 1000;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    animation: fadeIn 0.3s ease;
}

/* 图片查看器模态框样式 */
.image-viewer-modal {
    display: none;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.85);
}

.image-viewer-modal.active {
    display: flex;
}

.image-viewer-content {
    position: relative;
    background: transparent;
    padding: 0;
    width: auto;
    max-width: 90%;
    max-height: 90vh;
    box-shadow: 0 0 30px var(--shadow-color);
    border: none;
    animation: zoomIn 0.3s ease;
    margin: 0 auto;
}

.image-viewer-content .close-modal {
    position: absolute;
    top: -40px;
    right: -40px;
    color: white;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    background-color: rgba(0, 0, 0, 0.5);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 1001;
}

.image-viewer-content .close-modal:hover {
    background-color: var(--primary-color);
    transform: scale(1.1);
}

.image-nav-buttons {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    box-sizing: border-box;
    transform: translateY(-50%);
    z-index: 1000;
}

.image-nav-btn {
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 20px;
}

.image-nav-btn:hover {
    background-color: var(--primary-color);
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .image-nav-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .image-nav-buttons {
        padding: 0 10px;
    }
}

.image-viewer-content img {
    display: block;
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 5px;
    margin: 0 auto;
    box-shadow: 0 0 40px rgba(var(--primary-rgb), 0.5);
}

.image-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.image-loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.image-caption {
    position: absolute;
    bottom: -40px;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 10px;
    text-align: center;
    border-radius: 0 0 5px 5px;
    font-size: 1rem;
}

.image-counter {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.9rem;
    z-index: 1000;
}

/* 响应式样式 */
@media (max-width: 768px) {
    .image-viewer-content {
        max-width: 95%;
    }
    
    .image-viewer-content .close-modal {
        top: -30px;
        right: -10px;
        width: 35px;
        height: 35px;
        font-size: 24px;
    }
    
    .image-caption {
        font-size: 0.9rem;
        padding: 8px;
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--glass-bg);
    padding: 35px;
    border-radius: 20px;
    width: 90%;
    max-width: 550px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(138, 43, 226, 0.2);
    animation: slideUp 0.4s ease;
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(138, 43, 226, 0.05), rgba(0, 180, 216, 0.05));
    pointer-events: none;
}

@keyframes slideUp {
    from { transform: translate(-50%, -40%); opacity: 0; }
    to { transform: translate(-50%, -50%); opacity: 1; }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    z-index: 2;
}

.close-modal:hover {
    color: var(--text-color);
    background: var(--gradient-primary);
    transform: rotate(90deg);
    box-shadow: 0 0 15px rgba(138, 43, 226, 0.5);
}

.modal-content h2 {
    margin-bottom: 25px;
    font-size: 2rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 10px rgba(138, 43, 226, 0.3);
    letter-spacing: 0.5px;
    position: relative;
    z-index: 2;
}

.download-progress {
    margin: 35px 0;
    position: relative;
    z-index: 2;
}

.progress-bar {
    height: 14px;
    background: var(--glass-bg);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 15px;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    position: relative;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0) 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        rgba(255, 255, 255, 0) 100%);
    animation: shimmer 2s infinite;
    pointer-events: none;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.progress-fill {
    height: 100%;
    width: 0;
    background: var(--gradient-primary);
    transition: width 0.5s ease;
    position: relative;
    box-shadow: 0 0 10px var(--glow-color);
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    width: 5px;
    background: rgba(255, 255, 255, 0.7);
    filter: blur(3px);
}

.progress-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.05rem;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.download-info {
    margin-bottom: 35px;
    background: var(--glass-bg);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.download-info p {
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    font-size: 1.05rem;
    letter-spacing: 0.3px;
}

.download-info p:last-child {
    margin-bottom: 0;
}

.download-info p span:last-child {
    font-weight: 600;
    color: var(--text-color);
}

.download-actions {
    display: flex;
    gap: 20px;
    justify-content: flex-end;
    margin-top: 30px;
}



/* 视频展示部分 */
.video-showcase {
    padding: 80px 0;
    background: linear-gradient(to bottom, var(--background-color), rgba(20, 20, 40, 0.2));
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.video-showcase::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(138, 43, 226, 0.05) 0%, rgba(10, 10, 26, 0) 70%);
    z-index: 0;
    animation: pulse 20s infinite alternate;
}

.video-container {
    display: flex;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.video-wrapper {
    flex: 1.5;
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 20px var(--glow-color);
    transition: all 0.3s ease;
}

.video-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4), 0 0 30px var(--glow-color);
}

.video-wrapper video {
    width: 100%;
    display: block;
    background-color: #000;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.video-wrapper.playing .video-overlay {
    opacity: 0;
    pointer-events: none;
}

.play-button {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    color: white;
    font-size: 24px;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px var(--glow-color);
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.play-button:hover {
    transform: scale(1.1);
    background: rgba(138, 43, 226, 1);
    box-shadow: 0 0 30px var(--glow-color);
}

.video-info {
    flex: 1;
    padding: 20px;
}

.video-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 10px var(--glow-color);
}

.video-info p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 25px;
    line-height: 1.6;
}

.video-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.video-tag {
    padding: 8px 15px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-color);
    transition: all 0.3s ease;
    backdrop-filter: blur(var(--blur-effect));
    -webkit-backdrop-filter: blur(var(--blur-effect));
}

.video-tag:hover {
    background: rgba(138, 43, 226, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(138, 43, 226, 0.3);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        padding: 0 40px;
    }
    
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .slideshow-container {
        height: 350px;
    }
}

@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 120px 0 80px;
    }

    .hero-content {
        max-width: 100%;
        margin-bottom: 40px;
    }

    .hero-buttons {
        justify-content: center;
        gap: 20px;
    }

    .hero h1 {
        font-size: 3.2rem;
        margin-bottom: 25px;
    }
    
    .hero p {
        max-width: 600px;
        margin: 0 auto 30px;
    }

    .slideshow-container {
        width: 100%;
        height: 300px;
    }

    .video-container {
        flex-direction: column;
    }
    
    .video-wrapper {
        width: 100%;
        margin-bottom: 30px;
    }
    
    .video-info {
        text-align: center;
    }
    
    .video-tags {
        justify-content: center;
    }

    .contact-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .tutorial-content {
        flex-direction: column;
    }
    
    .tutorial-sidebar {
        width: 100%;
        margin-bottom: 30px;
        max-width: none;
    }

    .tutorial-container {
        flex-direction: column;
    }
    
    .tutorial-content {
        width: 100%;
    }
}

@media (max-width: 768px) {
    header {
        padding: 10px 0;
    }
    
    nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }
    
    .logo {
        font-size: 1.4rem;
        margin-right: auto;
    }
    
    .logo img {
        height: 36px;
    }
    
    .nav-links {
        order: 3;
        width: 100%;
        justify-content: center;
        padding: 10px 0;
        gap: 20px;
        background: none;
    }
    
    .nav-link {
        font-size: 0.9rem;
        padding: 8px 12px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .download-options {
        flex-direction: column;
    }
    
    .download-card {
        width: 100%;
    }
    
    .slideshow-container {
        height: 250px;
    }
    
    .slideshow-arrow {
        width: 30px;
        height: 30px;
    }
    
    .slideshow-control {
        width: 10px;
        height: 10px;
    }
    
    .video-showcase {
        padding: 60px 0;
    }
    
    .video-info h3 {
        font-size: 1.8rem;
    }
    
    .play-button {
        width: 60px;
        height: 60px;
        font-size: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .footer-links-column {
        width: 100%;
    }
    
    .faq-question h3 {
        font-size: 1.1rem;
    }
    
    .tutorial-card {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 40px 0;
    }
    
    .hero h1 {
        font-size: 2.2rem;
        margin-bottom: 20px;
    }
    
    .hero p {
        font-size: 1rem;
        margin-bottom: 25px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }
    
    .btn {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 30px;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .feature-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1.3rem;
    }
    
    .slideshow-container {
        height: 200px;
    }
    
    .slideshow-arrow {
        width: 25px;
        height: 25px;
        opacity: 1;
    }
    
    .slideshow-controls {
        bottom: 10px;
    }
    
    .slideshow-control {
        width: 8px;
        height: 8px;
    }
    
    .video-showcase {
        padding: 40px 0;
    }
    
    .video-info h3 {
        font-size: 1.5rem;
    }
    
    .video-info p {
        font-size: 0.95rem;
    }
    
    .video-tag {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .play-button {
        width: 50px;
        height: 50px;
        font-size: 16px;
    }
    
    .faq-question {
        padding: 15px 20px;
    }
    
    .faq-question h3 {
        font-size: 1rem;
        padding-right: 30px;
    }
    
    .faq-item.active .faq-answer {
        padding: 15px 20px;
    }
    
    .faq-answer {
        padding: 15px;
        font-size: 0.95rem;
    }
    
    .footer-links-column h4 {
        font-size: 1.1rem;
        margin-bottom: 20px;
    }
    
    .footer-links-column ul li {
        margin-bottom: 12px;
    }
    
    .footer-social {
        justify-content: center;
        gap: 15px;
    }
    
    .social-icon {
        width: 35px;
        height: 35px;
    }
    
    .modal-content {
        padding: 25px 20px;
    }
    
    .modal-content h2 {
        font-size: 1.6rem;
        margin-bottom: 20px;
    }
    
    .tutorial-header h2 {
        font-size: 1.6rem;
    }
    
    .tutorial-icon {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
}

@media (max-width: 380px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }
}