/* 引流获客工具 - 自定义样式 */

/* 全局样式 */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --dark-color: #343a40;
    --light-color: #f8f9fa;
    
    /* 页面专属渐变背景 */
    --home-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --articles-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --software-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --about-gradient: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --contact-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    
    /* 通用渐变（向后兼容） */
    --gradient-bg: var(--home-gradient);
    
    --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Hiragino Sans GB', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.navbar-nav .nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: #007bff !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 50%;
    background-color: #007bff;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 100%;
    left: 0;
}

/* 导航栏下拉菜单样式 */
.navbar .dropdown-menu {
    border: none;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
    border-radius: 8px;
    padding: 0.25rem 0;
    max-height: 320px;
    overflow-y: auto;
    margin-top: 0.25rem;
    min-width: 260px;
    /* 隐藏滚动条 */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

/* 隐藏 Webkit 浏览器的滚动条 */
.navbar .dropdown-menu::-webkit-scrollbar {
    display: none;
}

/* 隐藏下拉箭头 */
.navbar .dropdown-toggle::after {
    display: none;
}

.navbar .dropdown-toggle {
    border: none;
    background: none;
}

.navbar .dropdown-header {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 0.5rem 0.75rem 0.25rem;
    background: rgba(0, 123, 255, 0.1);
    margin: 0.15rem 0;
}

.navbar .dropdown-item {
    padding: 0.45rem 0.75rem;
    transition: all 0.2s ease;
    border-radius: 0;
    font-size: 0.85rem;
    line-height: 1.3;
}

.navbar .dropdown-item:hover {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1), rgba(0, 123, 255, 0.05));
    color: var(--primary-color);
    transform: translateX(3px);
}

.navbar .dropdown-item i {
    width: 18px;
    text-align: center;
    font-size: 0.9rem;
}

/* 下拉菜单平台图标样式 */
.dropdown-platform-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
    border-radius: 3px;
    vertical-align: middle;
}

/* 下拉菜单特色项样式 */
.dropdown-item-featured {
    background: linear-gradient(135deg, #ff6b35, #f7931e, #ff69b4) !important;
    color: white !important;
    font-weight: 600 !important;
    border-radius: 6px !important;
    margin: 0.25rem 0.5rem !important;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3) !important;
    transition: all 0.3s ease !important;
}

.dropdown-item-featured:hover {
    background: linear-gradient(135deg, #e55a2b, #e8851a, #e55a9a) !important;
    color: white !important;
    transform: translateX(2px) translateY(-1px) !important;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4) !important;
}

.dropdown-item-featured i {
    color: white !important;
    font-weight: bold !important;
}

.navbar .dropdown-divider {
    margin: 0.15rem 0.75rem;
    border-color: rgba(0, 0, 0, 0.08);
}

/* 响应式下拉菜单 */
@media (max-width: 991px) {
    .navbar .dropdown-menu {
        position: static !important;
        float: none;
        width: auto;
        margin-top: 0;
        background-color: transparent;
        border: 0;
        box-shadow: none;
        padding: 0;
    }
    
    .navbar .dropdown-item {
        color: rgba(255, 255, 255, 0.75);
        padding: 0.5rem 1.5rem;
    }
    
    .navbar .dropdown-item:hover {
        color: #fff;
        background-color: rgba(255, 255, 255, 0.1);
        transform: none;
    }
    
    .navbar .dropdown-header {
        color: rgba(255, 255, 255, 0.9);
        background: rgba(255, 255, 255, 0.1);
        margin: 0.25rem 0.5rem;
        border-radius: 6px;
    }
    
    .navbar .dropdown-divider {
        border-color: rgba(255, 255, 255, 0.2);
        margin: 0.5rem 1rem;
    }
}

/* 主内容区域 */
.main-content {
    margin-top: 76px; /* 导航栏高度 */
}

/* 英雄区域样式 */
.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="white" opacity="0.1"><polygon points="1000,100 1000,0 0,100"/></svg>') no-repeat;
    background-size: cover;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.min-vh-50 {
    min-height: 50vh;
}

.hero-features .badge {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
}

.hero-buttons .btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.hero-buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* 功能特色区域 */
.features-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.features-bg-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" fill="rgba(0,123,255,0.03)"><circle cx="20" cy="20" r="2"/><circle cx="80" cy="20" r="2"/><circle cx="20" cy="80" r="2"/><circle cx="80" cy="80" r="2"/><circle cx="50" cy="50" r="1"/></svg>') repeat;
    pointer-events: none;
}

/* 标题装饰 */
.text-gradient {
    background: linear-gradient(135deg, #007bff, #6610f2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 统计数据 */
.features-stats {
    margin: 2rem 0;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-size: 1.5rem;
    display: block;
}

/* 功能特色卡片 */
.feature-card {
    transition: all 0.4s ease;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* 主要功能卡片 */
.feature-card-primary:hover {
    box-shadow: 0 20px 40px rgba(0, 123, 255, 0.2);
}

.feature-card-success:hover {
    box-shadow: 0 20px 40px rgba(40, 167, 69, 0.2);
}

.feature-card-warning:hover {
    box-shadow: 0 20px 40px rgba(255, 193, 7, 0.2);
}

.feature-card-info:hover {
    box-shadow: 0 15px 30px rgba(23, 162, 184, 0.15);
}

.feature-card-danger:hover {
    box-shadow: 0 15px 30px rgba(220, 53, 69, 0.15);
}

.feature-card-secondary:hover {
    box-shadow: 0 15px 30px rgba(108, 117, 125, 0.15);
}

/* 图标样式 */
.feature-icon-wrapper {
    position: relative;
    display: inline-block;
}

.feature-icon-bg {
    position: absolute;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.feature-icon-main {
    font-size: 3rem;
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.feature-icon-secondary {
    font-size: 2rem;
    position: relative;
    z-index: 2;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon-main,
.feature-card:hover .feature-icon-secondary {
    transform: scale(1.1) rotate(5deg);
}

/* 功能标签 */
.feature-tags {
    margin-top: 1rem;
}

.feature-tags .badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-weight: 500;
}

/* CTA区域 */
.features-cta-wrapper {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .features-stats {
        gap: 1rem !important;
    }
    
    .stat-item {
        padding: 0.5rem;
    }
    
    .stat-number {
        font-size: 1.25rem;
    }
    
    .feature-card {
        margin-bottom: 1.5rem;
    }
    
    .features-cta-wrapper {
        padding: 1.5rem;
        margin: 0 1rem;
    }
}

/* 平台支持区域 */
.platforms-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #e9ecef 100%);
    position: relative;
}

.platforms-bg-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 200" fill="rgba(40,167,69,0.03)"><polygon points="100,10 40,198 190,78 10,78 160,198"/></svg>') repeat;
    pointer-events: none;
}

/* 平台标题渐变 */
.text-gradient-platforms {
    background: linear-gradient(135deg, #28a745, #20c997);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 统计徽章 */
.stat-badge {
    padding: 1rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    margin: 0 0.5rem;
}

/* 增强版平台卡片 */
.platform-card-enhanced {
    perspective: 1000px;
    height: 200px;
}

.platform-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all 0.4s ease;
    transform-style: preserve-3d;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.platform-card-enhanced:hover .platform-card-inner {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* 平台Logo包装器 */
.platform-logo-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 1rem;
}

.platform-logo-enhanced {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 12px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.platform-card-enhanced:hover .platform-logo-enhanced {
    transform: scale(1.1) rotate(5deg);
}

/* 平台功能显示 */
.platform-functions {
    margin: 0.5rem 0;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.platform-card-enhanced:hover .platform-functions {
    opacity: 1;
    transform: translateY(0);
}

.function-item {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 0.3rem;
    font-size: 0.75rem;
    color: #666;
    padding: 0.2rem 0.5rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.function-item:hover {
    background: rgba(0, 123, 255, 0.1);
    color: #007bff;
}

.function-item i {
    font-size: 0.8rem;
    margin-right: 0.4rem;
    width: 12px;
    text-align: center;
}

.function-item span {
    font-weight: 500;
}

/* 详细功能悬停层 */
.platform-details {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.9), rgba(102, 16, 242, 0.9));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    z-index: 10;
}

.platform-card-enhanced:hover .platform-details {
    opacity: 1;
    transform: scale(1);
}

.details-content {
    text-align: center;
    padding: 1rem;
    color: white;
}

.details-content h6 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.function-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
    text-align: left;
}

.function-list li {
    font-size: 0.8rem;
    margin-bottom: 0.3rem;
    opacity: 0.9;
    line-height: 1.4;
}

.details-content .btn {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-weight: 500;
}

/* 新版平台卡片样式 */
.platform-card-new {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.platform-card-new:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

/* 平台头部 */
.platform-header {
    padding: 1.5rem 1.5rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.platform-logo-new {
    flex-shrink: 0;
}

.platform-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.platform-card-new:hover .platform-img {
    transform: scale(1.1) rotate(3deg);
}

.platform-info {
    flex: 1;
    min-width: 0;
}

.platform-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}

.platform-subtitle {
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.platform-badge {
    margin-top: 0.25rem;
}

.platform-badge .badge {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-weight: 500;
}

/* 功能网格 */
.platform-functions-new {
    padding: 0 1.5rem 1rem;
    flex: 1;
}

.function-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.function-card {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 0.8rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.2s ease;
    font-size: 0.8rem;
    font-weight: 500;
    color: #555;
}

.function-card:hover {
    background: #e9ecef;
    transform: translateY(-1px);
}

.function-card i {
    font-size: 0.9rem;
    flex-shrink: 0;
}

.function-card span {
    line-height: 1.2;
}

/* 平台底部 */
.platform-footer {
    padding: 1rem 1.5rem 1.5rem;
    border-top: 1px solid #f0f0f0;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    margin-top: auto;
}

.platform-stats {
    display: flex;
    gap: 1rem;
    justify-content: center;
    width: 100%;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.75rem;
    color: #666;
}

.stat-item i {
    font-size: 0.8rem;
    color: #999;
}

.platform-footer .btn {
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    font-weight: 600;
    width: 100% !important;
    margin-top: 0 !important;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .platform-header {
        padding: 1rem 1rem 0.5rem;
        gap: 0.75rem;
    }
    
    .platform-img {
        width: 50px;
        height: 50px;
    }
    
    .platform-title {
        font-size: 1rem;
    }
    
    .platform-subtitle {
        font-size: 0.8rem;
    }
    
    .platform-functions-new {
        padding: 0 1rem 0.5rem;
    }
    
    .function-grid {
        gap: 0.4rem;
    }
    
    .function-card {
        padding: 0.5rem 0.6rem;
        font-size: 0.75rem;
    }
    
    .platform-footer {
        padding: 0.75rem 1rem 1rem;
    }
    
    .platform-footer .btn {
        width: 100%;
    }
}

/* 微信教程弹窗样式 */
#tutorialModal .modal-content {
    border: none;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

#tutorialModal .modal-header {
    background: linear-gradient(135deg, #07c160, #00d4aa);
    color: white;
    border-radius: 20px 20px 0 0;
    padding: 1.5rem;
}

#tutorialModal .modal-title {
    font-size: 1.2rem;
}

#tutorialModal .btn-close {
    filter: invert(1);
    opacity: 0.8;
}

#tutorialModal .btn-close:hover {
    opacity: 1;
}

.qr-code-container {
    position: relative;
}

.qr-code-container img {
    border: 3px solid #f8f9fa;
    transition: transform 0.3s ease;
}

.qr-code-container:hover img {
    transform: scale(1.02);
}

.wechat-id-box {
    max-width: 250px;
    margin: 0 auto;
}

.wechat-id-box .form-control {
    background: #f8f9fa;
    border: 2px solid #e9ecef;
    font-size: 1.1rem;
    letter-spacing: 1px;
    color: #07c160;
}

.wechat-id-box .btn {
    border: 2px solid #007bff;
    font-weight: 500;
}

.wechat-id-box .btn:hover {
    background: #007bff;
    color: white;
}

#tutorialModal .modal-footer .btn-success {
    background: linear-gradient(135deg, #07c160, #00d4aa);
    border: none;
    border-radius: 25px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(7, 193, 96, 0.3);
    transition: all 0.3s ease;
}

#tutorialModal .modal-footer .btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(7, 193, 96, 0.4);
}

/* 响应式调整 */
@media (max-width: 576px) {
    #tutorialModal .modal-dialog {
        margin: 1rem;
    }
    
    #tutorialModal .modal-header {
        padding: 1rem;
    }
    
    #tutorialModal .modal-body {
        padding: 1.5rem 1rem;
    }
    
    .qr-code-container img {
        max-width: 220px !important;
    }
    
    .wechat-id-box .form-control {
        font-size: 1rem;
    }
}

/* 用户评价区域样式 */
.testimonials-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.testimonials-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 123, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 193, 7, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(40, 167, 69, 0.05) 0%, transparent 50%);
}

/* 标题渐变 */
.text-gradient-testimonials {
    background: linear-gradient(135deg, #007bff, #6610f2, #e83e8c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 统计卡片 */
.testimonials-stats {
    margin-bottom: 3rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 1.5rem 1rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    color: #6c757d;
    font-weight: 500;
}

/* 新版评价卡片 */
.testimonial-card-new {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    overflow: hidden;
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.testimonial-card-new:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.testimonial-card-new.featured {
    border: 2px solid #007bff;
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.05), rgba(255, 255, 255, 0.95));
}

.testimonial-card-new.featured::before {
    content: "推荐";
    position: absolute;
    top: 15px;
    right: -25px;
    background: linear-gradient(45deg, #007bff, #0056b3);
    color: white;
    padding: 5px 30px;
    font-size: 0.75rem;
    font-weight: 600;
    transform: rotate(45deg);
    box-shadow: 0 2px 10px rgba(0, 123, 255, 0.3);
}

/* 评价卡片头部 */
.testimonial-header {
    padding: 1.5rem 1.5rem 1rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.user-avatar {
    flex-shrink: 0;
}

.user-avatar i {
    font-size: 3rem;
    color: #6c757d;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 50%;
    padding: 0.5rem;
    border: 3px solid #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.user-details {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.25rem;
}

.user-role {
    color: #6c757d;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.user-platform {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.platform-tag {
    font-size: 0.7rem;
    padding: 0.25rem 0.6rem;
    border-radius: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.platform-tag.douyin {
    background: rgba(254, 44, 85, 0.1);
    color: #fe2c55;
    border: 1px solid rgba(254, 44, 85, 0.2);
}

.platform-tag.xiaohongshu {
    background: rgba(255, 45, 85, 0.1);
    color: #ff2d55;
    border: 1px solid rgba(255, 45, 85, 0.2);
}

.platform-tag.kuaishou {
    background: rgba(255, 102, 0, 0.1);
    color: #ff6600;
    border: 1px solid rgba(255, 102, 0, 0.2);
}

.platform-tag.bilibili {
    background: rgba(0, 174, 236, 0.1);
    color: #00aeec;
    border: 1px solid rgba(0, 174, 236, 0.2);
}

.platform-tag.wechat {
    background: rgba(7, 193, 96, 0.1);
    color: #07c160;
    border: 1px solid rgba(7, 193, 96, 0.2);
}

.platform-tag.qq {
    background: rgba(18, 183, 245, 0.1);
    color: #12b7f5;
    border: 1px solid rgba(18, 183, 245, 0.2);
}

.platform-tag.multi {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1), rgba(108, 117, 125, 0.1));
    color: #495057;
    border: 1px solid rgba(108, 117, 125, 0.2);
}

.testimonial-rating {
    flex-shrink: 0;
}

.stars {
    display: flex;
    gap: 2px;
}

.stars i {
    color: #ffc107;
    font-size: 0.9rem;
    text-shadow: 0 1px 3px rgba(255, 193, 7, 0.3);
}

/* 评价内容 */
.testimonial-content {
    padding: 0 1.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.quote-icon {
    margin-bottom: 1rem;
}

.quote-icon i {
    font-size: 2rem;
    color: #007bff;
    opacity: 0.3;
}

.testimonial-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #495057;
    margin-bottom: 1rem;
    flex: 1;
}

.testimonial-metrics {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: auto;
}

.metric {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: #495057;
    background: rgba(248, 249, 250, 0.8);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.metric i {
    font-size: 0.9rem;
}

/* 紧凑版评价卡片 */
.testimonial-card-new.compact {
    min-height: auto;
}

.testimonial-card-new.compact .testimonial-header {
    padding: 1.25rem 1.25rem 0.75rem;
}

.testimonial-card-new.compact .testimonial-content {
    padding: 0 1.25rem 1.25rem;
}

.testimonial-card-new.compact .user-avatar i {
    font-size: 2.5rem;
}

.testimonial-card-new.compact .testimonial-text {
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* CTA区域 */
.testimonials-cta {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.testimonials-cta h5 {
    font-weight: 700;
    color: #333;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn {
    border-radius: 25px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .testimonials-stats {
        margin-bottom: 2rem;
    }
    
    .stat-card {
        padding: 1rem 0.75rem;
        margin-bottom: 1rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .testimonial-header {
        padding: 1rem 1rem 0.75rem;
        gap: 0.75rem;
    }
    
    .user-avatar i {
        font-size: 2.5rem !important;
    }
    
    .testimonial-content {
        padding: 0 1rem 1rem;
    }
    
    .testimonial-text {
        font-size: 0.9rem;
    }
    
    .testimonial-metrics {
        gap: 0.5rem;
    }
    
    .metric {
        font-size: 0.75rem;
        padding: 0.3rem 0.6rem;
    }
    
    .testimonials-cta {
        padding: 1.5rem 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 280px;
    }
}

/* 文章区域样式 */
.articles-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f1f3f4 100%);
    position: relative;
}

.articles-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(40, 167, 69, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(0, 123, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(108, 117, 125, 0.03) 0%, transparent 50%);
}

/* 文章标题渐变 */
.text-gradient-articles {
    background: linear-gradient(135deg, #28a745, #007bff, #6f42c1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 分类导航 */
.articles-nav .nav-pills {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    padding: 0.5rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.articles-nav .nav-link {
    border-radius: 25px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    color: #6c757d;
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.articles-nav .nav-link:hover {
    color: #007bff;
    background: rgba(0, 123, 255, 0.1);
    transform: translateY(-2px);
}

.articles-nav .nav-link.active {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

/* 特色文章 */
.featured-article {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
}

.featured-article:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.15);
}

.article-image-container {
    position: relative;
    overflow: hidden;
    height: 400px;
}

.featured-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.featured-article:hover .featured-image {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 123, 255, 0.8), rgba(108, 117, 125, 0.6));
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    padding: 1.5rem;
}

.featured-badge {
    background: rgba(255, 255, 255, 0.95);
    color: #007bff;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.featured-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 400px;
}

/* 文章元数据 */
.article-meta-new {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
}

.platform-badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.platform-badge.douyin {
    background: linear-gradient(135deg, #fe2c55, #ff6b6b);
    color: white;
}

.difficulty-badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-weight: 600;
}

.difficulty-badge.beginner {
    background: rgba(40, 167, 69, 0.1);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.time-badge {
    font-size: 0.75rem;
    color: #6c757d;
    background: rgba(108, 117, 125, 0.1);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-weight: 500;
}

.featured-title {
    font-size: 1.75rem;
    font-weight: 800;
    line-height: 1.3;
}

.featured-title a {
    color: #333;
    transition: color 0.3s ease;
}

.featured-title a:hover {
    color: #007bff;
}

.featured-excerpt {
    font-size: 1rem;
    line-height: 1.6;
    color: #6c757d;
}

.featured-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.featured-stats .stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: #495057;
}

.featured-stats .stat-item i {
    font-size: 1rem;
}

.featured-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.featured-actions .btn {
    border-radius: 25px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.featured-actions .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* 文章卡片 */
.article-card-new {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-card-new:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.article-image-wrapper {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.article-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.article-card-new:hover .article-image {
    transform: scale(1.1);
}

.article-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
    display: flex;
    align-items: flex-end;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.article-card-new:hover .article-overlay {
    opacity: 1;
}

.article-category {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.article-content {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 文章标签 */
.article-meta-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag-item {
    font-size: 0.7rem;
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.tag-item.hot {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
}

.tag-item.new {
    background: linear-gradient(135deg, #00d2d3, #54a0ff);
    color: white;
}

.tag-item.trending {
    background: linear-gradient(135deg, #ffa726, #ff7043);
    color: white;
}

.tag-item.advanced {
    background: linear-gradient(135deg, #9c88ff, #8c7ae6);
    color: white;
}

.tag-item:not(.hot):not(.new):not(.trending):not(.advanced) {
    background: rgba(108, 117, 125, 0.1);
    color: #6c757d;
    border: 1px solid rgba(108, 117, 125, 0.2);
}

.article-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.4;
}

.article-title a {
    color: #333;
    transition: color 0.3s ease;
}

.article-title a:hover {
    color: #007bff;
}

.article-excerpt {
    font-size: 0.9rem;
    line-height: 1.6;
    color: #6c757d;
    flex: 1;
    margin-bottom: 1rem;
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.article-stats {
    display: flex;
    gap: 1rem;
}

.article-stats .stat {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.8rem;
    color: #6c757d;
}

.article-stats .stat i {
    font-size: 0.85rem;
}

.read-more-btn {
    color: #007bff;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.read-more-btn:hover {
    color: #0056b3;
    transform: translateX(3px);
}

/* 文章CTA */
.articles-cta {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(15px);
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.articles-cta h5 {
    font-weight: 700;
    color: #333;
}

.articles-cta .cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.articles-cta .btn {
    border-radius: 25px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.articles-cta .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .articles-nav .nav-pills {
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem;
    }
    
    .articles-nav .nav-link {
        text-align: center;
        padding: 0.75rem 1rem;
    }
    
    .article-image-container,
    .featured-content {
        height: auto;
        min-height: 300px;
    }
    
    .featured-content {
        padding: 1.5rem;
    }
    
    .featured-title {
        font-size: 1.4rem;
    }
    
    .featured-stats {
        gap: 1rem;
    }
    
    .featured-actions {
        flex-direction: column;
    }
    
    .featured-actions .btn {
        width: 100%;
        text-align: center;
    }
    
    .article-content {
        padding: 1rem;
    }
    
    .article-footer {
        flex-direction: column;
        gap: 0.75rem;
        align-items: flex-start;
    }
    
    .articles-cta {
        padding: 1.5rem 1rem;
    }
    
    .articles-cta .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .articles-cta .btn {
        width: 100%;
        max-width: 280px;
    }
}

/* 大型下拉菜单样式 */
.mega-dropdown .dropdown-menu.mega-menu {
    position: static;
    width: 100vw;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 0;
    border: none;
    border-radius: 0 0 24px 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    backdrop-filter: blur(20px);
    padding: 0;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

/* 菜单头部 */
.mega-menu-header {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.menu-title-section {
    text-align: center;
}

.menu-main-title {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.menu-subtitle {
    font-size: 0.95rem;
    opacity: 0.9;
    margin-bottom: 0;
}

/* 菜单内容区域 */
.mega-menu-content {
    padding: 2rem;
}

/* 工具分类卡片 */
.tool-category-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    height: 100%;
}

.tool-category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

/* 平台特色卡片 */
.douyin-card {
    border-left: 4px solid #fe2c55;
}

.xiaohongshu-card {
    border-left: 4px solid #ff2442;
}

.kuaishou-card {
    border-left: 4px solid #ff6600;
}

.bilibili-card {
    border-left: 4px solid #00aeec;
}

/* 分类头部 */
.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.platform-icon {
    flex-shrink: 0;
}

.platform-img-small {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.category-info {
    flex: 1;
}

.category-title {
    font-size: 1rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.25rem;
}

.category-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-weight: 600;
}

.category-badge.hot {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
}

.category-badge.trending {
    background: linear-gradient(135deg, #ffa726, #ff7043);
    color: white;
}

.category-badge.live {
    background: linear-gradient(135deg, #9c88ff, #8c7ae6);
    color: white;
}

.category-badge.video {
    background: linear-gradient(135deg, #00d2d3, #54a0ff);
    color: white;
}

/* 工具列表 */
.tool-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(248, 249, 250, 0.6);
    border-radius: 12px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.tool-item:hover {
    background: rgba(0, 123, 255, 0.05);
    border-color: rgba(0, 123, 255, 0.2);
    color: #007bff;
    transform: translateX(4px);
}

.tool-icon {
    font-size: 1.1rem;
    color: #6c757d;
    transition: color 0.3s ease;
}

.tool-item:hover .tool-icon {
    color: #007bff;
}

.tool-info {
    flex: 1;
    min-width: 0;
}

.tool-name {
    font-size: 0.9rem;
    font-weight: 600;
    display: block;
    line-height: 1.3;
}

.tool-desc {
    font-size: 0.75rem;
    color: #6c757d;
    line-height: 1.2;
    margin-top: 0.1rem;
}

.tool-arrow {
    font-size: 1rem;
    color: #6c757d;
    transition: all 0.3s ease;
}

.tool-item:hover .tool-arrow {
    color: #007bff;
    transform: translateX(2px);
}

/* 侧边栏区域 */
.sidebar-section {
    background: rgba(248, 249, 250, 0.8);
    border-radius: 16px;
    padding: 1.5rem;
    height: 100%;
}

.tool-group {
    margin-bottom: 2rem;
}

.tool-group:last-child {
    margin-bottom: 0;
}

.group-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: #495057;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e9ecef;
}

/* 紧凑工具列表 */
.compact-tool-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.compact-tool-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    font-size: 0.85rem;
    font-weight: 500;
}

.compact-tool-item:hover {
    background: rgba(0, 123, 255, 0.1);
    color: #007bff;
    transform: translateX(2px);
}

.compact-icon {
    width: 24px;
    height: 24px;
    object-fit: contain;
    border-radius: 4px;
}

.compact-tool-item span {
    flex: 1;
}

.compact-tool-item i {
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.compact-tool-item:hover i {
    transform: translateX(2px);
}

/* AI工具展示 */
.ai-tools-showcase {
    margin-top: 1rem;
}

.ai-tool-card {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.05), rgba(108, 117, 125, 0.05));
    border-radius: 12px;
    padding: 1rem;
    text-align: center;
    border: 1px solid rgba(0, 123, 255, 0.1);
}

.ai-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.ai-info h6 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.25rem;
}

.ai-info p {
    font-size: 0.75rem;
    color: #6c757d;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.ai-info .btn {
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
}

/* 热门工具 */
.hot-tools {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hot-tool-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    font-size: 0.8rem;
}

.hot-rank {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border-radius: 50%;
    font-size: 0.7rem;
    font-weight: 700;
    flex-shrink: 0;
}

.hot-name {
    flex: 1;
    font-weight: 500;
    color: #333;
}

.hot-badge {
    font-size: 0.9rem;
}

/* 菜单底部 */
.mega-menu-footer {
    background: rgba(248, 249, 250, 0.8);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1.5rem 2rem;
}

.footer-stats {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.footer-stats .stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: #6c757d;
    font-weight: 500;
}

.footer-stats .stat-item i {
    color: #007bff;
    font-size: 0.9rem;
}

.mega-menu-footer .btn {
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-weight: 600;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .mega-dropdown .dropdown-menu.mega-menu {
        width: 95vw;
    }
    
    .mega-menu-content {
        padding: 1.5rem;
    }
    
    .sidebar-section {
        margin-top: 1rem;
    }
}

@media (max-width: 768px) {
    .mega-dropdown .dropdown-menu.mega-menu {
        width: 100vw;
        border-radius: 0;
        left: 0;
        transform: none;
    }
    
    .mega-menu-header {
        padding: 1rem;
    }
    
    .menu-main-title {
        font-size: 1.2rem;
    }
    
    .mega-menu-content {
        padding: 1rem;
    }
    
    .tool-category-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .category-header {
        gap: 0.75rem;
    }
    
    .platform-img-small {
        width: 32px;
        height: 32px;
    }
    
    .tool-item {
        padding: 0.6rem;
        gap: 0.6rem;
    }
    
    .sidebar-section {
        padding: 1rem;
        margin-top: 1rem;
    }
    
    .footer-stats {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .mega-menu-footer {
        padding: 1rem;
    }
    
    .mega-menu-footer .col-md-4 {
        text-align: left !important;
        margin-top: 1rem;
    }
    
    .mega-menu-footer .btn {
        width: 100%;
        margin-bottom: 0.5rem;
        margin-right: 0 !important;
    }
}

/* 平台光晕效果 */
.platform-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

.platform-card-enhanced:hover .platform-glow {
    opacity: 0.3;
}

.platform-glow-douyin {
    background: radial-gradient(circle, #ff4757, transparent);
}

.platform-glow-kuaishou {
    background: radial-gradient(circle, #ff6b35, transparent);
}

.platform-glow-xiaohongshu {
    background: radial-gradient(circle, #ff3838, transparent);
}

.platform-glow-bilibili {
    background: radial-gradient(circle, #00d2d3, transparent);
}

.platform-glow-wechat {
    background: radial-gradient(circle, #2ed573, transparent);
}

.platform-glow-qq {
    background: radial-gradient(circle, #1e90ff, transparent);
}

/* 平台名称和描述 */
.platform-name {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.platform-desc {
    color: #666;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

/* 功能点装饰 */
.platform-features {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.feature-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(45deg, #28a745, #20c997);
    opacity: 0.6;
    transition: all 0.3s ease;
}

.platform-card-enhanced:hover .feature-dot {
    opacity: 1;
    transform: scale(1.2);
}

.platform-card-enhanced:hover .feature-dot:nth-child(1) {
    animation: pulse 1s ease-in-out infinite;
}

.platform-card-enhanced:hover .feature-dot:nth-child(2) {
    animation: pulse 1s ease-in-out infinite 0.2s;
}

.platform-card-enhanced:hover .feature-dot:nth-child(3) {
    animation: pulse 1s ease-in-out infinite 0.4s;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.5);
    }
}

/* 平台优势区域 */
.platforms-advantages {
    background: rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.advantage-item {
    padding: 1rem;
    transition: transform 0.3s ease;
}

.advantage-item:hover {
    transform: translateY(-5px);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.advantage-icon i {
    font-size: 1.5rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .platform-card-enhanced {
        height: 180px;
    }
    
    .platform-card-inner {
        padding: 1rem 0.5rem;
    }
    
    .platform-logo-enhanced {
        width: 50px;
        height: 50px;
    }
    
    .platform-glow {
        width: 70px;
        height: 70px;
    }
    
    .platforms-advantages {
        padding: 1.5rem;
        margin: 0 1rem;
    }
    
    .stat-badge {
        margin: 0.25rem;
    }
}

.platform-logo-container {
    width: 60px;
    height: 60px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.platform-item:hover .platform-logo-container {
    transform: scale(1.1);
}

/* CSS平台图标 */
.platform-icon-css {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    margin: 0 auto;
    transition: transform 0.3s ease;
}

.platform-item:hover .platform-icon-css {
    transform: scale(1.1);
}

/* 平台品牌色彩 */
.douyin-icon { 
    background: linear-gradient(135deg, #ff4757, #ff3742); 
}

.kuaishou-icon { 
    background: linear-gradient(135deg, #ff6b35, #f7931e); 
}

.xiaohongshu-icon { 
    background: linear-gradient(135deg, #ff3838, #ff6b6b); 
}

.bilibili-icon { 
    background: linear-gradient(135deg, #00d2d3, #54a0ff); 
}

.wechat-icon { 
    background: linear-gradient(135deg, #2ed573, #7bed9f); 
}

.qq-icon { 
    background: linear-gradient(135deg, #1e90ff, #3742fa); 
}

/* 分类菜单卡片样式 */
.category-menu-card {
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.category-menu-card:hover {
    background: rgba(255, 255, 255, 0.15) !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* 平台卡片样式 */
.platform-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.5rem !important;
}

.platform-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.platform-card-link {
    text-decoration: none;
    color: inherit;
}

.platform-card-link:hover {
    text-decoration: none;
    color: inherit;
}

.platform-logo-small {
    width: 28px;
    height: 28px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.platform-logo-sm {
    width: 28px;
    height: 28px;
    object-fit: contain;
    border-radius: 4px;
    transition: transform 0.3s ease;
}

.platform-card:hover .platform-logo-sm {
    transform: scale(1.1);
}

.category-menu-card .dropdown-menu {
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    padding: 0.5rem 0;
    max-height: 400px;
    overflow-y: auto;
}

.category-menu-card .dropdown-header {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.75rem 1rem 0.25rem;
    background: rgba(0, 123, 255, 0.1);
    margin: 0.25rem 0;
}

.category-menu-card .dropdown-item {
    padding: 0.75rem 1rem;
    transition: all 0.2s ease;
    border-radius: 0;
}

.category-menu-card .dropdown-item:hover {
    background: linear-gradient(135deg, rgba(0, 123, 255, 0.1), rgba(0, 123, 255, 0.05));
    color: var(--primary-color);
    transform: translateX(5px);
}

.category-menu-card .dropdown-item i {
    width: 20px;
    text-align: center;
}

.category-menu-card .dropdown-divider {
    margin: 0.5rem 1rem;
    border-color: rgba(0, 0, 0, 0.1);
}

/* 响应式调整 */
@media (max-width: 991px) {
    .category-menu-card {
        margin-top: 2rem;
    }
}

/* 文章卡片样式 */
.article-card {
    transition: all 0.3s ease;
    border-radius: 15px;
    overflow: hidden;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.article-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.article-card:hover .card-img-top {
    transform: scale(1.05);
}

.article-meta .badge {
    font-size: 0.75rem;
}

.article-card .card-title a {
    color: #333;
    transition: color 0.3s ease;
}

.article-card .card-title a:hover {
    color: var(--primary-color);
}

/* 用户评价卡片 */
.testimonial-card {
    transition: all 0.3s ease;
    border-radius: 15px;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stars i {
    font-size: 1.2rem;
}

/* CTA区域 */
.cta-section {
    position: relative;
}

.cta-buttons .btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.cta-buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.cta-features .badge {
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
}

/* 页脚样式 */
footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
}

footer a:hover {
    color: var(--primary-color) !important;
    transition: color 0.3s ease;
}

.social-links a {
    transition: all 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-2px);
}

/* 返回顶部按钮 */
.btn-floating {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.btn-floating:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-floating.show {
    display: flex;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-section {
        text-align: center;
    }
    
    .hero-section .display-4 {
        font-size: 2rem;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .feature-card,
    .article-card,
    .testimonial-card {
        margin-bottom: 2rem;
    }
    
    .platform-item {
        margin-bottom: 1rem;
    }
    
    .btn-floating {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 576px) {
    .main-content {
        margin-top: 70px;
    }
    
    .hero-section .display-4 {
        font-size: 1.75rem;
    }
    
    .hero-section .lead {
        font-size: 1rem;
    }
    
    .display-5 {
        font-size: 1.5rem;
    }
    
    .card-body {
        padding: 1rem;
    }
}

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

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

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease-out;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0056b3;
}

/* 工具提示样式 */
.tooltip {
    font-size: 0.875rem;
}

.tooltip-inner {
    background-color: var(--dark-color);
    border-radius: 6px;
}

/* 模态框样式 */
.modal-content {
    border-radius: 15px;
    border: none;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid #e9ecef;
    border-radius: 15px 15px 0 0;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    border-radius: 0 0 15px 15px;
}

/* 表单样式 */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

/* 面包屑导航 */
.breadcrumb {
    background-color: transparent;
    padding: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: #6c757d;
}

/* 分页样式 */
.pagination .page-link {
    border-radius: 50px;
    margin: 0 2px;
    border: none;
    color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.pagination .page-link:hover {
    background-color: #e9ecef;
    color: var(--primary-color);
}

/* 标签样式 */
.badge {
    font-weight: 500;
    border-radius: 50px;
}

/* 进度条样式 */
.progress {
    height: 8px;
    border-radius: 50px;
}

.progress-bar {
    border-radius: 50px;
}

/* 警告框样式 */
.alert {
    border-radius: 10px;
    border: none;
}

/* 卡片阴影层级 */
.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow {
    box-shadow: var(--shadow) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

/* 文本选择样式 */
::selection {
    background-color: var(--primary-color);
    color: white;
}

::-moz-selection {
    background-color: var(--primary-color);
    color: white;
}

/* 打印样式 */
@media print {
    .navbar,
    .btn-floating,
    footer {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0 !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .card {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }
}

/* ================================
   页面专属背景渐变样式
   ================================ */

/* 首页渐变 - 蓝紫色主题 */
body.home-page .hero-section,
body.home-page .cta-section {
    background: var(--home-gradient) !important;
}

/* 文章页渐变 - 粉红色主题 */
body.articles-page .page-header,
body.articles-page .hero-section {
    background: var(--articles-gradient) !important;
}

/* 软件页渐变 - 蓝青色主题 */
/* 注释掉通用软件页面背景，让每个页面使用自己的渐变背景 */
/*
body.software-page .software-hero,
body.software-page .cta-section {
    background: var(--software-gradient) !important;
}
*/

/* 关于页渐变 - 绿青色主题 */
body.about-page .company-intro,
body.about-page .contact-cta {
    background: var(--about-gradient) !important;
}

/* 联系页渐变 - 粉黄色主题 */
body.contact-page .contact-hero {
    background: var(--contact-gradient) !important;
}

/* 文章详情页渐变 - 继承文章页主题 */
body.article-detail-page .page-header {
    background: var(--articles-gradient) !important;
}

/* 渐变动画效果 */
.hero-section,
.page-header,
.software-hero,
.company-intro,
.contact-hero,
.contact-cta,
.cta-section {
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
}

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

/* 页面特定的渐变覆盖层 */
.hero-section::before,
.page-header::before,
.software-hero::before,
.company-intro::before,
.contact-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    pointer-events: none;
}

/* 顶部导航栏平台图标 */
.platform-icons {
    display: flex;
    align-items: center;
}

.platform-icon {
    width: 28px;
    height: 28px;
    object-fit: contain;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.platform-icon-link {
    display: inline-block;
    padding: 4px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.platform-icon-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.platform-icon-link:hover .platform-icon {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 - 在小屏幕上隐藏平台图标 */
@media (max-width: 991px) {
    .platform-icons {
        display: none;
    }
}

/* 响应式渐变调整 */
@media (max-width: 768px) {
    .hero-section,
    .page-header,
    .software-hero,
    .company-intro,
    .contact-hero {
        background-attachment: scroll;
    }
}