/* 全局样式 */
:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #9333ea;
    --dark-bg: #121212;
    --dark-light: #1e1e1e;
    --gray-light: #e5e7eb;
    --text-light: #f3f4f6;
    --text-light-enhanced: #ffffff;
    --text-dark: #111827;
    --transition: all 0.3s ease;
    --gradient-bg: linear-gradient(135deg, #2a2a72, #4a4a92);
    --glass-bg: rgba(30, 30, 30, 0.7);
    --glass-border: rgba(255, 255, 255, 0.05);
    --neumorphic-light: rgba(255, 255, 255, 0.05);
    --neumorphic-dark: rgba(0, 0, 0, 0.3);
}

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

body {
    font-family: 'Poppins', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-light);
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.15) 0%, transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(147, 51, 234, 0.1) 0%, transparent 30%);
    background-attachment: fixed;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* 玻璃态效果 */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
}

/* 神经态样式 */
.neumorphic {
    background: var(--dark-light);
    box-shadow: 
        8px 8px 16px var(--neumorphic-dark),
        -8px -8px 16px var(--neumorphic-light);
    border-radius: 16px;
}

.neumorphic-inset {
    background: var(--dark-light);
    box-shadow: 
        inset 4px 4px 8px var(--neumorphic-dark),
        inset -4px -4px 8px var(--neumorphic-light);
    border-radius: 16px;
}

/* 通用样式 */
a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-color);
}

.btn {
    border-radius: 12px;
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    cursor: pointer;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
    z-index: -1;
    transform: skewX(-15deg);
}

.btn:hover::before {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.15);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.25);
}

.btn-outline-light {
    border: 2px solid var(--glass-border);
    color: var(--text-light);
    background: var(--glass-bg);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.highlight {
    background: linear-gradient(135deg, #7b7ef7, #ae62f5);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline;
    position: relative;
    font-weight: 700;
    filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.5));
}

.highlight::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 2px;
    background: linear-gradient(135deg, #7b7ef7, #ae62f5);
    opacity: 0.7;
}

section {
    padding: 100px 0;
    position: relative;
}

.display-4, .display-5, .display-6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

.lead {
    font-weight: 400;
    font-size: 1.125rem;
    letter-spacing: 0.2px;
}

/* 导航栏 */
.navbar {
    background-color: rgba(18, 18, 18, 0.75);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 15px 0;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border-bottom: 1px solid var(--glass-border);
}

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    background-color: rgba(18, 18, 18, 0.9);
}

.navbar-dark .navbar-nav .nav-link {
    color: var(--text-light-enhanced);
    font-weight: 500;
    padding: 0.5rem 1rem;
    position: relative;
    transition: all 0.3s ease;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.navbar-dark .navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: all 0.3s ease;
    transform: translateX(-50%);
    opacity: 0;
}

.navbar-dark .navbar-nav .nav-link:hover::after,
.navbar-dark .navbar-nav .nav-link.active::after {
    width: 80%;
    opacity: 1;
}

.navbar-dark .navbar-nav .nav-link:hover {
    transform: translateY(-2px);
    color: var(--text-light-enhanced);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-light-enhanced);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.navbar-brand i {
    color: var(--primary-color);
    filter: drop-shadow(0 0 5px rgba(99, 102, 241, 0.5));
}

/* 导航栏logo颜色过滤器 */
.navbar-brand img {
    /* filter: brightness(1.2) hue-rotate(90deg) saturate(1.5); /* 调整为绿色调 */
    
    /* 白色logo效果 */
    filter: brightness(0) invert(1); /* 将图标变为纯白色 */
    
    /* 蓝色logo效果 - 取消下面的注释来启用蓝色效果 */
    /* filter: invert(46%) sepia(65%) saturate(5834%) hue-rotate(195deg) brightness(100%) contrast(101%); */
}

/* 主页英雄区 */
.hero {
    background: var(--gradient-bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 20%);
    z-index: 0;
}

.hero h1 {
    font-weight: 800;
    letter-spacing: -1px;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    color: var(--text-light-enhanced);
}

.hero .lead {
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    color: var(--text-light-enhanced);
}

.hero-img {
    position: relative;
    z-index: 1;
    animation: float 6s ease-in-out infinite;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.hero-img img {
    transform: rotateY(5deg);
    transition: transform 0.5s ease;
    filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.3));
}

.hero-img:hover img {
    transform: rotateY(-5deg);
}

/* 粒子效果 */
.particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.6;
    pointer-events: none;
}

@keyframes float {
    0% {
        transform: translateY(0px) translateX(0px);
    }
    25% {
        transform: translateY(-10px) translateX(5px);
    }
    50% {
        transform: translateY(-20px) translateX(0px);
    }
    75% {
        transform: translateY(-10px) translateX(-5px);
    }
    100% {
        transform: translateY(0px) translateX(0px);
    }
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    filter: drop-shadow(0 -5px 10px rgba(0, 0, 0, 0.1));
    pointer-events: none;
}

.wave svg, 
.wave path {
    pointer-events: none;
}

/* 核心功能 */
#features {
    background-color: var(--dark-bg);
    position: relative;
}

#features::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    z-index: 0;
    opacity: 0.6;
}

#features h6.text-primary {
    color: #8b8ef8 !important;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

#features h2.display-5 {
    color: var(--text-light-enhanced);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#features .lead {
    color: var(--text-light-enhanced);
}

.feature-card {
    background-color: var(--dark-light);
    border-radius: 16px;
    padding: 2rem;
    height: 100%;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(147, 51, 234, 0.05));
    z-index: -1;
    opacity: 0;
    transition: var(--transition);
}

.feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: all 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover::after {
    width: 100%;
}

.icon-wrapper {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.75rem;
    color: white;
    position: relative;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.2);
    transition: all 0.3s ease;
}

.icon-wrapper::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 19px;
    opacity: 0;
    z-index: -1;
    transition: all 0.3s ease;
}

.feature-card:hover .icon-wrapper {
    transform: scale(1.1);
}

.feature-card:hover .icon-wrapper::before {
    opacity: 0.5;
    filter: blur(10px);
}

/* 解决方案 */
#benefits {
    position: relative;
    overflow: hidden;
    background-color: var(--dark-bg) !important;
}

#benefits::before {
    content: '';
    position: absolute;
    top: -200px;
    left: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    z-index: 0;
    border-radius: 50%;
}

#benefits::after {
    content: '';
    position: absolute;
    bottom: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(147, 51, 234, 0.05) 0%, transparent 70%);
    z-index: 0;
    border-radius: 50%;
}

.solution-title h3 {
    color: var(--text-light-enhanced);
    font-weight: 700;
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.solution-title h3 i {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
    font-size: 1.5rem;
    filter: drop-shadow(0 2px 5px rgba(99, 102, 241, 0.3));
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

.feature-list li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 2rem;
    display: flex;
    align-items: flex-start;
}

.feature-list li i {
    position: absolute;
    left: 0;
    top: 0.25rem;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.feature-list li span {
    color: var(--text-light);
    line-height: 1.6;
}

#benefits .img-fluid {
    transition: transform 0.5s ease;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

#benefits .rounded-3:hover .img-fluid {
    transform: scale(1.03);
}

@media (max-width: 991.98px) {
    .solution-title h3 {
        font-size: 1.75rem;
    }
    
    #benefits .row {
        margin-bottom: 3rem !important;
    }
    
    #benefits .col-lg-6:first-child {
        margin-bottom: 2rem;
    }
}

@media (max-width: 767.98px) {
    .solution-title h3 {
        font-size: 1.5rem;
    }
}

/* 数据统计 */
.stats-section {
    position: relative;
    overflow: hidden;
    padding: 90px 0;
    background: linear-gradient(135deg, #2a2a72 0%, #4a4a92 50%, #2a2a72 100%);
    background-size: 200% 200%;
    animation: gradientAnimation 15s ease infinite;
}

@keyframes gradientAnimation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="1.5" fill="rgba(255,255,255,0.2)"/></svg>');
    z-index: 0;
    opacity: 0.4;
}

.stat-item {
    position: relative;
    z-index: 1;
    padding: 30px;
    border-radius: 16px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #ffffff, #f0f0f0);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 5px rgba(0, 0, 0, 0.3));
}

.stat-item p {
    color: rgba(255, 255, 255, 1);
    font-weight: 500;
    font-size: 1.25rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* 数据统计卡片样式 */
.stat-card {
    background: rgba(25, 25, 35, 0.6);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid rgba(99, 102, 241, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.2);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: 0.5s;
    z-index: 1;
}

.stat-card:hover::before {
    left: 100%;
}

.stat-icon {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    transition: all 0.3s ease;
}

.stat-card:hover .stat-icon {
    background: rgba(99, 102, 241, 0.2);
    transform: scale(1.1);
}

.stat-number {
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
}

.animate-number {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 功能模块 */
#modules {
    background-color: var(--dark-bg);
    position: relative;
    overflow: hidden;
}

.module-card {
    background-color: var(--dark-light);
    border-radius: 16px;
    padding: 0 0 1.5rem 0;
    height: 100%;
    position: relative;
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    border: 1px solid rgba(255, 255, 255, 0.03);
    transform-style: preserve-3d;
    perspective: 1000px;
    overflow: hidden;
}

.module-card:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.2),
        0 0 0 1px var(--glass-border);
}

.module-card .content-wrapper {
    display: flex;
    align-items: flex-start;
    padding: 0 1.5rem;
    position: relative;
}

.module-card .text-content {
    flex: 1;
    padding-right: 1rem;
}

.module-card h4 {
    margin-top: 0;
    margin-bottom: 0.75rem;
    transition: all 0.3s ease;
    font-size: 1.25rem;
}

.module-card p {
    margin: 0;
    color: var(--text-light);
    opacity: 0.9;
    font-size: 0.95rem;
}

.module-card .module-icon {
    position: relative;
    width: 50px;
    height: 50px;
    margin-top: 0.25rem;
    border-radius: 14px;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(147, 51, 234, 0.15));
    color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.module-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(147, 51, 234, 0.15));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.module-card:hover .module-icon {
    transform: scale(1.1) translateZ(20px);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(147, 51, 234, 0.25));
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

.module-card:hover h4 {
    transform: translateZ(10px);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 成功案例 */
#cases {
    background-color: var(--dark-light);
    position: relative;
}

.case-card {
    background-color: var(--dark-bg);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    height: 100%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.case-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0), rgba(147, 51, 234, 0));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    transition: all 0.4s ease;
    opacity: 0;
}

.case-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.case-card:hover::before {
    background: linear-gradient(135deg, rgba(99, 102, 241, 1), rgba(147, 51, 234, 1));
    opacity: 1;
}

.case-body {
    padding: 1.8rem;
}

.case-card img {
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: center;
    filter: brightness(0.9) contrast(1.1);
}

.case-card:hover img {
    transform: scale(1.05);
    filter: brightness(1) contrast(1);
}

/* 联系我们 */
#contact {
    background-color: var(--dark-bg);
    position: relative;
    overflow: hidden;
}

#contact::before {
    content: '';
    position: absolute;
    top: -300px;
    right: -300px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    z-index: 0;
    border-radius: 50%;
}

.contact-form {
    background-color: var(--dark-light);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.contact-form:hover {
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
    transform: translateY(-5px);
}

.form-control {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light-enhanced);
    padding: 0.9rem 1.2rem;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.form-control:focus {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    color: var(--text-light-enhanced);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15), inset 0 2px 4px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 400;
}

input.form-control {
    height: 54px;
}

/* 页脚 */
footer {
    background-color: var(--dark-light);
    padding-top: 5rem;
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(99, 102, 241, 0.3) 50%, 
        transparent 100%);
}

footer h5 {
    font-weight: 700;
    margin-bottom: 1.8rem;
    font-size: 1.25rem;
    color: var(--primary-color);
}

footer ul li {
    margin-bottom: 0.8rem;
}

footer ul li a {
    opacity: 0.8;
    transition: all 0.3s ease;
}

footer ul li a:hover {
    opacity: 1;
    transform: translateX(5px);
    color: var(--primary-color);
}

.social-icons a {
    display: inline-flex;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    margin-right: 1rem;
    position: relative;
}

.social-icons a::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    padding: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.social-icons a:hover::before {
    opacity: 1;
}

footer hr {
    border-color: rgba(255, 255, 255, 0.05);
    margin: 3rem 0 2rem;
}

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99;
    border-radius: 50%;
    padding: 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    background: var(--primary-color);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.2);
}

.back-to-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
    background: var(--secondary-color);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top i {
    font-size: 1.2rem;
}

/* 响应式设计 */
@media (max-width: 991.98px) {
    .hero {
        padding-top: 120px;
        padding-bottom: 100px;
        min-height: auto;
    }
    
    section {
        padding: 80px 0;
    }
    
    .navbar-collapse {
        background: rgba(18, 18, 18, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-radius: 12px;
        padding: 1rem;
        margin-top: 1rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
}

@media (max-width: 767.98px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .feature-card, .module-card, .case-card, .contact-form {
        padding: 1.8rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .icon-wrapper, .module-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .module-thumb {
        height: 150px;
    }
    
    .module-card .content-wrapper {
        flex-direction: column;
    }
    
    .module-card .module-icon {
        margin-top: 0.5rem;
        margin-bottom: 1rem;
        align-self: flex-start;
    }
    
    .module-card .text-content {
        padding-right: 60px;
    }
    
    .module-card .module-icon {
        width: 44px;
        height: 44px;
        right: 1rem;
        font-size: 1.25rem;
    }
    
    .module-card h4 {
        font-size: 1.1rem;
    }
    
    .module-card p {
        font-size: 0.9rem;
    }
}

/* 动画效果 */
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* 滑动效果 */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.show {
    opacity: 1;
    transform: translateY(0);
}

/* 鼠标跟随效果 */
#cursor-dot {
    width: 5px;
    height: 5px;
    background-color: var(--primary-color);
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

#cursor-circle {
    width: 30px;
    height: 30px;
    border: 2px solid var(--primary-color);
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
    transition: 
        width 0.3s ease, 
        height 0.3s ease, 
        border-color 0.3s ease,
        opacity 0.3s ease;
}

body:hover #cursor-dot,
body:hover #cursor-circle {
    opacity: 1;
}

/* 视差容器 */
.parallax-container {
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.parallax-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
}

.parallax-layer-0 {
    transform: translateZ(0);
}

.parallax-layer-1 {
    transform: translateZ(50px);
}

.parallax-layer-2 {
    transform: translateZ(100px);
}

.parallax-layer-3 {
    transform: translateZ(150px);
}

/* 更好的卡片标题 */
.card-title {
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.card-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.feature-card:hover .card-title::after,
.module-card:hover .card-title::after,
.case-card:hover .card-title::after {
    width: 100%;
}

/* 模块缩略图样式 - 增加高度 */
.module-thumb {
    position: relative;
    overflow: hidden;
    border-radius: 16px 16px 0 0;
    height: 250px;
    margin: 0 0 1.5rem 0;
    width: 100%;
    cursor: pointer;
}

.module-thumb::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.module-thumb::after {
    content: '\f00e';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    color: white;
    font-size: 2rem;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2;
}

.module-thumb:hover::before {
    opacity: 1;
}

.module-thumb:hover::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.module-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.module-card:hover .module-img {
    transform: scale(1.08);
}

.module-card .module-icon {
    position: relative;
    width: 50px;
    height: 50px;
    margin-top: 0.25rem;
    border-radius: 14px;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(147, 51, 234, 0.15));
    color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

/* 移动端界面预览 */
.mobile-preview {
    max-width: 220px;
    border-radius: 16px;
    border: 6px solid var(--dark-light);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

/* 特色功能区块 */
.feature-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.15);
}

/* 响应式调整 */
@media (max-width: 767.98px) {
    .module-thumb {
        height: 160px;
        margin: -1.8rem -1.8rem 1.5rem -1.8rem;
    }
    
    .mobile-preview {
        max-width: 180px;
    }
}

/* 下拉菜单样式增强 */
.dropdown-menu {
    background-color: rgba(30, 30, 30, 0.95);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.dropdown-item {
    color: var(--text-light-enhanced);
}

.dropdown-item:hover, .dropdown-item:focus {
    background-color: rgba(99, 102, 241, 0.2);
    color: var(--text-light-enhanced);
}

.dropdown-item.active {
    background-color: var(--primary-color);
    color: var(--text-light-enhanced);
}

/* 添加加强特色功能区标题对比度 */
.feature-card .card-title {
    color: var(--text-light-enhanced);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* 确保特色功能区的段落文字对比度足够 */
.feature-card p {
    color: var(--text-light-enhanced);
    opacity: 0.9;
}

/* 增强核心功能区域显示 */
#ui-refresh h2.display-5,
#custom-dashboard h2.display-5,
#modules h2.display-5,
#cases h2.display-5 {
    color: var(--text-light-enhanced);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#ui-refresh h5,
#custom-dashboard h5 {
    color: var(--text-light-enhanced);
}

/* 增强功能模块文字对比度 */
.module-card h4 {
    color: var(--text-light-enhanced);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.module-card p {
    color: var(--text-light);
    opacity: 0.9;
}

/* 确保成功案例的文字可见 */
.case-body h5,
.case-body p {
    color: var(--text-light-enhanced);
}

/* 确保联系我们区域文字可见 */
#contact h2.display-6,
#contact .lead,
#contact .contact-info p {
    color: var(--text-light-enhanced);
}

/* 确保表单占位符文字可见 */
.form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
    font-weight: 300;
}

/* 页脚链接增强 */
footer ul li a {
    opacity: 0.9;
    transition: all 0.3s ease;
    color: var(--text-light-enhanced);
}

/* 确保功能列表可见 */
.feature-list li {
    color: var(--text-light-enhanced);
}

/* 增强图标对比度 */
.icon-wrapper i,
.feature-icon-wrapper i,
.module-icon i,
.contact-info i {
    color: #ffffff;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* 增强单独图标的对比度 */
.fas, .fab {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 确保顶部菜单下拉箭头可见 */
.dropdown-toggle::after {
    border-top-color: var(--text-light-enhanced);
    opacity: 1;
}

/* 统一所有的小标题 */
h6.text-primary {
    color: #8b8ef8 !important;
    font-weight: 700;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* 浅色背景区域文字颜色修复 */
.bg-light {
    background-color: #f8f9fa !important;
}

/* 浅色背景上的文字使用深色 */
.bg-light h2, 
.bg-light h5, 
.bg-light p,
.bg-light .lead,
.bg-light li,
.bg-light span {
    color: var(--text-dark) !important;
    text-shadow: none;
}

/* 浅色背景中的强调色保持可见 */
.bg-light .text-primary {
    color: var(--primary-dark) !important;
}

/* 确保浅色背景中的图标可见 */
.bg-light .fas,
.bg-light .fab {
    color: inherit;
}

/* 调整浅色背景中的feature-list样式 */
.bg-light .feature-list li {
    margin-bottom: 1rem;
}

.bg-light .feature-list li i.fas.fa-check-circle {
    color: var(--primary-color);
}

/* 在浅色背景上的分隔线 */
.bg-light .divider {
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 1.5rem auto;
}

/* 恢复模块图标基本样式 */
.module-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(147, 51, 234, 0.15));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
}

.module-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    border: 1px solid rgba(99, 102, 241, 0.3);
    opacity: 0;
    transition: all 0.3s ease;
}

/* 恢复悬停效果 */
.module-card:hover h4 {
    transform: translateZ(10px);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* 图片预览模态框样式 */
.modal-backdrop.show {
    opacity: 0.9;
}

#imagePreviewModal .modal-content {
    background-color: rgba(18, 18, 18, 0.9);
    border: 1px solid var(--glass-border);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-radius: 16px;
}

#imagePreviewModal .modal-header {
    border-bottom-color: var(--glass-border);
    padding: 1rem 1.5rem;
}

#imagePreviewModal .modal-body {
    padding: 2rem;
}

#previewImage {
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* 浅色背景卡片的标题样式增强 */
.bg-light .card-body h4 {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    letter-spacing: -0.5px;
    text-shadow: none;
    position: relative;
    display: inline-block;
}

.bg-light .card-body h4::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    opacity: 0.7;
}

/* 增加浅色背景卡片描述文字的对比度 */
.bg-light .card-body p {
    color: #333333;
    font-weight: 500;
}

/* 增强特色功能卡片的整体样式 */
.bg-light .card {
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: none;
}

.bg-light .card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

/* 增强图标容器的样式 */
.bg-light .feature-icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.25);
}

.bg-light .feature-icon-wrapper i {
    font-size: 1.4rem;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.3));
}

/* 增强图片样式 */
.bg-light .card-body img {
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.4s ease;
}

.bg-light .card-body img:hover {
    transform: scale(1.02);
}

/* Data Stats Section */
.data-stats {
    position: relative;
    z-index: 2;
}

/* 获取方案按钮样式 */
.solution-btn {
    display: inline-block;
    color: white;
    font-weight: bold;
    border-radius: 12px;
    position: relative;
    z-index: 10;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.15);
}

.solution-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.5s ease;
    z-index: -1;
    transform: skewX(-15deg);
}

.solution-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(99, 102, 241, 0.25);
}

.solution-btn:hover::before {
    width: 100%;
}

/* 无动画按钮 - 确保可点击性 */
.no-animation {
    animation: none !important;
    transition: background-color 0.3s ease !important;
}

.no-animation::before,
.no-animation::after {
    display: none !important;
}

.no-animation:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* 优化按钮悬停状态 */
.btn:hover {
    cursor: pointer !important;
}

.btn span, 
.btn * {
    cursor: inherit !important;
}

.btn-text-content {
    cursor: pointer !important;
}

/* 标签页样式 */
#featureTab {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 40px;
}

#featureTab .nav-link {
    color: var(--text-light);
    border: none;
    padding: 12px 30px;
    margin: 0 10px;
    font-weight: 600;
    position: relative;
    transition: all 0.3s ease;
    background-color: transparent;
    border-radius: 0;
}

#featureTab .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.3s ease;
    opacity: 0;
}

#featureTab .nav-link.active {
    color: var(--text-light-enhanced);
    background-color: transparent;
    border-color: transparent;
}

#featureTab .nav-link.active::after {
    width: 80%;
    opacity: 1;
}

#featureTab .nav-link:hover {
    color: var(--text-light-enhanced);
}

#featureTab .nav-link:hover::after {
    width: 40%;
    opacity: 0.7;
}

.tab-content {
    padding: 20px 0;
}

.tab-pane {
    transition: all 0.3s ease;
}

@media (max-width: 767.98px) {
    #featureTab .nav-link {
        padding: 10px 20px;
        margin: 0 5px;
        font-size: 0.9rem;
    }
}

#ui-features {
    position: relative;
    overflow: hidden;
}

#ui-features::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    z-index: 0;
}

#ui-features::after {
    content: '';
    position: absolute;
    bottom: -200px;
    left: -200px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(147, 51, 234, 0.05) 0%, transparent 70%);
    z-index: 0;
}

/* 解决方案卡片样式 */
.solution-card {
    background-color: rgba(30, 30, 30, 0.5);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(147, 51, 234, 0.05));
    z-index: -1;
    opacity: 0;
    transition: var(--transition);
}

.solution-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: all 0.4s ease;
}

.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.solution-card:hover::before {
    opacity: 1;
}

.solution-card:hover::after {
    width: 100%;
}

.solution-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 1.5rem;
    text-align: center;
}

.solution-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
    color: white;
    font-size: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.2);
}

.solution-card:hover .solution-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 25px rgba(99, 102, 241, 0.3);
}

.solution-header h3 {
    margin: 0;
    color: var(--text-light-enhanced);
    font-weight: 700;
    position: relative;
    padding-bottom: 0.5rem;
}

.solution-header h3::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.solution-card:hover .solution-header h3::after {
    width: 60px;
}

.solution-card .feature-list {
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.solution-card .feature-list li {
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.solution-card .feature-list li:last-child {
    margin-bottom: 0;
}

.solution-card .solution-btn {
    width: 100%;
    text-align: center;
}

@media (max-width: 767.98px) {
    .solution-card {
        margin-bottom: 2rem;
    }
}