/* Tailwind CSS CDN */
@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');

/* 自定义CSS变量 */
:root {
    --primary-purple: #8b5cf6;
    --secondary-purple: #6366f1;
    --dark-bg: #0f0f23;
    --card-bg: rgba(26, 26, 46, 0.8);
    --border-color: rgba(139, 92, 246, 0.2);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --gradient-primary: linear-gradient(135deg, #8b5cf6, #6366f1);
    --gradient-card: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(22, 33, 62, 0.9));
    --shadow-primary: 0 20px 40px rgba(139, 92, 246, 0.15);
    --shadow-hover: 0 25px 50px rgba(139, 92, 246, 0.25);
}

/* 页面整体背景 */
body {
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    min-height: 100vh;
}

/* 页面标题区域 */
.page-hero {
    padding: calc(var(--navbar-height) + var(--spacing-3xl)) 0 var(--spacing-3xl);
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
    position: relative;
    text-align: center;
    overflow: hidden;
}

.page-hero::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 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(6,182,212,0.15)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.6;
}

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

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-lg);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.6;
    opacity: 0.9;
}

/* 案例展示Banner */
.cases-banner {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95) 0%, rgba(15, 23, 42, 0.98) 50%, rgba(22, 33, 62, 0.95) 100%);
    position: relative;
    overflow: hidden;
}

.cases-banner::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 0 100 100"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(139,92,246,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.4;
}

.cases-banner::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.banner-content {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

.banner-text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    text-align: center;
}

.banner-title {
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #8b5cf6 50%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.banner-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 500px;
}

.banner-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    justify-content: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

/* Banner视觉区域 */
.banner-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-card {
    position: absolute;
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 8px 32px rgba(139, 92, 246, 0.1);
}

.floating-card:hover {
    transform: translateY(-5px) scale(1.05);
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: 0 12px 40px rgba(139, 92, 246, 0.2);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.card-text {
    font-size: var(--font-size-xs);
    color: var(--text-primary);
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
}

/* 卡片位置动画 */
.card-1 {
    top: 10%;
    left: 15%;
    animation: floatCard1 6s ease-in-out infinite;
}

.card-2 {
    top: 5%;
    right: 20%;
    animation: floatCard2 7s ease-in-out infinite;
}

.card-3 {
    top: 40%;
    left: 5%;
    animation: floatCard3 8s ease-in-out infinite;
}

.card-4 {
    top: 35%;
    right: 10%;
    animation: floatCard4 6.5s ease-in-out infinite;
}

.card-5 {
    bottom: 20%;
    left: 20%;
    animation: floatCard5 7.5s ease-in-out infinite;
}

.card-6 {
    bottom: 15%;
    right: 25%;
    animation: floatCard6 8.5s ease-in-out infinite;
}

@keyframes floatCard1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(2deg); }
}

@keyframes floatCard2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(-2deg); }
}

@keyframes floatCard3 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

@keyframes floatCard4 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-18px) rotate(-1deg); }
}

@keyframes floatCard5 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(2deg); }
}

@keyframes floatCard6 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-16px) rotate(-2deg); }
}

/* 筛选导航 */
.filter-nav {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: var(--navbar-height);
    z-index: 100;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.filter-nav .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 筛选区域 */
.filter-section {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 3;
}

.filter-controls {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
}

/* 平铺筛选按钮样式 */
.filter-sections {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
    display: block;
}

.filter-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 16px;
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    border-radius: 2px;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-btn {
    background: var(--bg-glass);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.1), transparent);
    transition: left 0.5s ease;
}

.filter-btn:hover::before {
    left: 100%;
}

.filter-btn:hover {
    transform: translateY(-1px);
    border-color: var(--primary-cyan);
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.1);
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-cyan), var(--primary-purple));
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
    transform: translateY(-1px);
}

.filter-btn.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 182, 212, 0.4);
}

/* 搜索框样式 */
.search-box {
    display: flex;
    width: 320px;
    flex-shrink: 0;
    position: relative;
}

.search-box input {
    flex: 1;
    padding: 12px 45px 12px 18px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 18px 0 0 18px;
    color: var(--text-primary);
    font-size: 14px;
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.1);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15), 0 6px 20px rgba(139, 92, 246, 0.2);
    transform: translateY(-1px);
}

.search-box input::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.search-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 16px;
    pointer-events: none;
    transition: color 0.3s ease;
    z-index: 1;
}

.search-box input:focus + .search-icon {
    color: var(--primary-purple);
}

.search-btn {
    padding: 10px 18px;
    background: var(--gradient-primary);
    border: 1px solid var(--primary-purple);
    border-radius: 0 18px 18px 0;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.2);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.search-btn:hover::before {
    left: 100%;
}

.search-btn:hover {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
    background: linear-gradient(135deg, #7c3aed, #4f46e5);
}

/* 案例展示区域 */
.cases-section {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.6) 0%, rgba(15, 23, 42, 0.8) 100%);
    position: relative;
    min-height: 80vh;
}

.cases-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 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(6,182,212,0.2)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.4;
}

.cases-section .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: 60px;
}

/* 案例卡片 - 采用首页风格设计 */
.case-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    border-color: var(--secondary-color);
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.case-card:hover::before {
    transform: scaleX(1);
}

.case-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.case-icon {
    font-size: 2rem;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 182, 212, 0.1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.case-meta {
    flex-grow: 1;
}

.case-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    background: linear-gradient(135deg, #F59E0B 0%, #EF4444 50%, #DC2626 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
}

.case-client {
    font-size: var(--font-size-sm);
    color: var(--secondary-color);
    font-weight: 500;
}

.case-category {
    background: rgba(139, 92, 246, 0.2);
    color: var(--primary-purple);
    padding: 3px 10px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    display: inline-block;
    border: 1px solid rgba(139, 92, 246, 0.3);
    backdrop-filter: blur(10px);
}

.case-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.case-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
    font-size: var(--font-size-sm);
}

/* 移除不再使用的样式 */

.case-results {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: rgba(16, 185, 129, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(16, 185, 129, 0.1);
}

.result-item {
    text-align: center;
}

.result-value {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: #10B981;
    margin-bottom: var(--spacing-xs);
}

.result-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
}

.case-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid #F59E0B;
    border-radius: var(--radius-md);
    color: #F59E0B;
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-xs);
    transition: all var(--transition-normal);
    margin: var(--spacing-sm) auto 0;
    width: fit-content;
    min-width: 80px;
}

.case-link:hover {
    background: linear-gradient(135deg, #F59E0B 0%, #EF4444 50%, #DC2626 100%);
    border-color: #EF4444;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

.case-link .link-arrow {
    transition: transform var(--transition-normal);
}

.case-link:hover .link-arrow {
    transform: translateX(3px);
}

.case-footer {
    margin-top: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 移除旧的价格样式 */

.case-action .btn-outline {
    background: transparent;
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
    padding: 6px 16px;
    border-radius: 18px;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    text-transform: none;
    letter-spacing: 0;
}

.case-action .btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.case-action .btn-outline:hover::before {
    left: 0;
}

.case-action .btn-outline:hover {
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
}

/* 移除原有的case-image和case-metrics样式 */
.case-image,
.case-metrics {
    display: none;
}

.load-more-container {
    text-align: center;
    margin: var(--spacing-2xl) 0;
    position: relative;
    z-index: 3;
}

.load-more-container .btn-outline {
    background: var(--bg-glass);
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.load-more-container .btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.1), transparent);
    transition: left 0.5s ease;
}

.load-more-container .btn-outline:hover::before {
    left: 100%;
}

.load-more-container .btn-outline::after {
    content: '→';
    transition: transform 0.3s ease;
}

.load-more-container .btn-outline:hover::after {
    transform: translateX(4px);
}

.load-more-container .btn-outline:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.3);
}

/* 客户评价 */
.client-testimonials {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(99, 102, 241, 0.05));
    border-top: 1px solid var(--border-color);
}

.client-testimonials .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    margin-bottom: 16px !important;
    background: linear-gradient(135deg, #ffffff, #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 16px !important;
    color: var(--text-secondary) !important;
    font-weight: 400 !important;
    line-height: 1.6 !important;
    margin: 0 auto !important;
    max-width: 600px !important;
}

/* 统一轮播样式 */
.testimonials-carousel {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.carousel-container {
    overflow: hidden;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
    will-change: transform;
}

.testimonial-slide {
    min-width: 100%;
    padding: 0 var(--spacing-sm);
    box-sizing: border-box;
}

/* 轮播指示器 */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.indicator.active {
    background: var(--primary-purple);
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(139, 92, 246, 0.6);
}

.testimonial-card {
    background: var(--gradient-card);
    backdrop-filter: blur(15px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    transition: all 0.6s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(139, 92, 246, 0.4);
}

.testimonial-content {
    text-align: center;
}

.quote-icon {
    font-size: 48px;
    color: var(--primary-purple);
    margin-bottom: 24px;
}

.testimonial-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.author-info {
    text-align: left;
}

.author-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.author-title {
    font-size: 14px;
    color: var(--text-secondary);
}


/* 合作伙伴 */
.partners {
    padding: 100px 0;
    background: transparent;
}

.partners .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.partner-logo {
    height: 100px;
    background: var(--gradient-card);
    backdrop-filter: blur(15px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-primary);
    border-color: rgba(139, 92, 246, 0.4);
}

.logo-placeholder {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
}

/* 行业洞察 */
.industry-insights {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(99, 102, 241, 0.05));
    border-top: 1px solid var(--border-color);
}

.industry-insights .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.insight-card {
    background: var(--gradient-card);
    backdrop-filter: blur(15px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.insight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(99, 102, 241, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

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

.insight-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(139, 92, 246, 0.4);
}

.insight-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.insight-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.3);
}

.insight-title-group {
    flex: 1;
}

.insight-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.insight-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
    opacity: 0.8;
}

.insight-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    font-size: 14px;
}

.insight-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.insight-stats .stat {
    text-align: center;
    padding: 16px;
    background: rgba(26, 26, 46, 0.3);
    border-radius: 12px;
    border: 1px solid rgba(139, 92, 246, 0.1);
}

.insight-stats .stat-number {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: 4px;
}

.insight-stats .stat-label {
    font-size: 12px;
    color: var(--text-secondary);
}

/* CTA区域 */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(99, 102, 241, 0.1));
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.cta-section .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    background: linear-gradient(135deg, #ffffff, #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.btn-primary.large,
.btn-outline.large {
    padding: 16px 32px;
    font-size: 16px;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary.large {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.btn-primary.large:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

.btn-outline.large {
    background: transparent;
    color: var(--primary-purple);
    border: 2px solid var(--primary-purple);
}

.btn-outline.large:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

.cta-contact {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.contact-icon {
    font-size: 18px;
}

.contact-text {
    font-size: 16px;
}

/* 响应式设计 - 仅保留PC端和平板样式 */
@media (max-width: 1200px) {
    .cases-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .case-card {
        padding: 24px;
        min-height: 420px;
    }
    
    .case-title {
        font-size: 18px;
    }
    
    .case-description {
        font-size: 14px;
    }
    
    .insights-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.case-card {
    animation: fadeInUp 0.6s ease forwards;
}

/* 特殊效果 */
.case-card:nth-child(1) { animation-delay: 0.1s; }
.case-card:nth-child(2) { animation-delay: 0.2s; }
.case-card:nth-child(3) { animation-delay: 0.3s; }
.case-card:nth-child(4) { animation-delay: 0.4s; }
.case-card:nth-child(5) { animation-delay: 0.5s; }
.case-card:nth-child(6) { animation-delay: 0.6s; }
.case-card:nth-child(7) { animation-delay: 0.7s; }
.case-card:nth-child(8) { animation-delay: 0.8s; }

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

::-webkit-scrollbar-track {
    background: rgba(26, 26, 46, 0.3);
}

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

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #7c3aed, #4f46e5);
}

/* 弹窗样式 */
.quote-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
}

.quote-modal.show {
    display: flex !important;
    align-items: center;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    max-width: 500px;
    width: 90%;
    position: relative;
    z-index: 10001;
    animation: modalSlideIn 0.3s ease;
    margin: auto;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s ease;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 32px;
}

.qr-section {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    margin-bottom: 32px;
}

.qr-code {
    width: 150px;
    height: 150px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
}

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

.qr-info {
    flex: 1;
}

.qr-info h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.qr-info p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
}

.qr-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.qr-info li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 2px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.qr-info li::before {
    content: '✓';
    color: var(--primary-purple);
    font-weight: bold;
}

.contact-alternative {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.contact-alternative p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}

.contact-methods {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.contact-icon {
    font-size: 16px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .modal-content {
        max-width: 95%;
        margin: 20px;
    }
    
    .modal-header {
        padding: 20px 24px;
    }
    
    .modal-body {
        padding: 24px;
    }
    
    .qr-section {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 16px;
    }
    
    .qr-code {
        width: 120px;
        height: 120px;
    }
    
    .contact-methods {
        justify-content: center;
        gap: 16px;
    }
}