:root {
    --primary-color: #a784ea;
    --secondary-color: #202124;
    --light-gray: #f8f9fa;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 导航栏样式 */
.navbar {
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 15px 0;
}

.navbar-brand img {
    height: 60px; /* 调整高度 */
    width: auto; /* 保持宽高比例 */
}


.nav-link {
    color: var(--secondary-color) !important;
    font-weight: 500;
    margin: 0 15px;
}

.btn-login {
    background-color: var(--primary-color);
    color: white !important;
    padding: 8px 20px;
    border-radius: 5px;
}

/* Hero区域样式 */
.hero {
    background: linear-gradient(135deg, #a784ea 0%, #0d47a1 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

/* 解决方案卡片样式 */
.solution-card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    margin: 15px 0;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-5px);
}

.solution-card img {
    width: 60px;
    margin-bottom: 20px;
}

/* 特点区域样式 */
.features {
    padding: 80px 0;
    background-color: var(--light-gray);
}

/* 价格区域样式 */
.pricing {
    padding: 80px 0;
}

/* 页脚样式 */
footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 60px 0 30px;
}

footer h4 {
    margin-bottom: 20px;
}

footer ul {
    list-style: none;
    padding: 0;
}

footer ul li {
    margin-bottom: 10px;
}

footer a {
    color: white;
    text-decoration: none;
}

/* 导航栏滚动效果 */
.navbar-scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

/* 动画效果 */
.solution-card, .feature-card {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.solution-card.animate, .feature-card.animate {
    opacity: 1;
    transform: translateY(0);
}

/* 响应式优化 */
@media (max-width: 768px) {
    .hero {
        padding: 80px 0 60px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .solution-card, .feature-card {
        margin-bottom: 20px;
    }

    .navbar {
        padding: 10px 0;
    }

    .navbar-brand img {
        height: 30px;
    }
}

/* 按钮悬停效果 */
.btn-primary {
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(26, 115, 232, 0.2);
}

/* 卡片悬停效果 */
.solution-card:hover, .feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

/* 价格卡片样式优化 */
.card {
    border: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.card-header {
    border-bottom: none;
    padding: 20px;
}

.card-body {
    padding: 30px;
}

/* 列表项样式 */
.list-unstyled li {
    padding: 8px 0;
    position: relative;
    padding-left: 25px;
}

.list-unstyled li:before {
    content: "✓";
    color: var(--primary-color);
    position: absolute;
    left: 0;
}

/* 页脚链接样式 */
footer a {
    transition: color 0.3s ease;
}

footer a:hover {
    color: var(--primary-color) !important;
    text-decoration: none;
}

/* 社交媒体图标 */
.social-links a {
    font-size: 24px;
    margin-right: 15px;
    color: white;
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* 加载动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero, .section-title {
    animation: fadeIn 1s ease-out;
}

.advantage-card {
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    height: 100%;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.icon-wrapper {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.statistics {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.stat-item {
    padding: 20px;
}

.stat-item h2 {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 0;
    display: inline-block;
}

.stat-item .stat-suffix {
    font-size: 2rem;
    color: var(--primary-color);
    display: inline-block;
    margin-left: 5px;
}

.stat-item p {
    font-size: 1.1rem;
    margin-top: 10px;
    color: var(--secondary-color);
}

/* 数字增长动画 */
@keyframes countUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.counter {
    animation: countUp 1s ease-out;
}