/* 暗色科技主题样式 - style4.css */

/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 蓝色主题色调 */
    --primary-blue: #0070f3;
    --secondary-blue: #1976d2;
    --light-blue: #42a5f5;
    --dark-blue: #0d47a1;
    --cyan: #00bcd4;
    --indigo: #3f51b5;
    --purple: #9c27b0;
    
    /* 暗色背景 */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2d2d2d;
    --bg-card: #1e1e1e;
    --bg-gradient: linear-gradient(135deg, #0070f3 0%, #00bcd4 100%);
    --bg-hero: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0d47a1 100%);
    
    /* 文字颜色 */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #666666;
    --text-accent: #0070f3;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 112, 243, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 112, 243, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 112, 243, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 112, 243, 0.5);
    
    /* 边界圆角 */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    
    /* 过渡动画 */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 基础样式 */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 顶部导航 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 112, 243, 0.2);
    padding: 1rem 0;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-section .logo-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-logo {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    box-shadow: var(--shadow-glow);
}

.brand-title {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin: 0;
}

.brand-tagline {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.navigation {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(0, 112, 243, 0.1);
    box-shadow: var(--shadow-sm);
}

/* 主要内容 */
.main-wrapper {
    margin-top: 80px;
}

/* Hero区域 */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    padding: 4rem 0;
}

.hero-bg-effects {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(45deg, #0070f3, #00bcd4);
    top: 20%;
    left: 10%;
    animation: float-slow 8s ease-in-out infinite;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, #9c27b0, #3f51b5);
    top: 60%;
    right: 15%;
    animation: float-slow 10s ease-in-out infinite reverse;
}

.orb-3 {
    width: 200px;
    height: 200px;
    background: linear-gradient(45deg, #00bcd4, #1976d2);
    bottom: 20%;
    left: 50%;
    animation: float-slow 6s ease-in-out infinite;
}

.hero-announcement {
    text-align: center;
    padding: 1rem 2rem;
    margin-bottom: 2rem;
    animation: fadeInDown 1s ease-out;
}

.announcement-text {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    background: rgba(26, 26, 26, 0.8);
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.2);
}

.hero-title-container {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-main-title {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(135deg, #0070f3, #00bcd4, #9c27b0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    letter-spacing: -0.02em;
}

/* 服务标签云 */
.service-tags-cloud {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto 3rem;
    padding: 0 2rem;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.service-tag {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.service-tag:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.tag-blue { background: linear-gradient(135deg, #0070f3, #1976d2); color: white; }
.tag-purple { background: linear-gradient(135deg, #9c27b0, #673ab7); color: white; }
.tag-cyan { background: linear-gradient(135deg, #00bcd4, #0097a7); color: white; }
.tag-teal { background: linear-gradient(135deg, #009688, #00695c); color: white; }
.tag-indigo { background: linear-gradient(135deg, #3f51b5, #303f9f); color: white; }
.tag-pink { background: linear-gradient(135deg, #e91e63, #c2185b); color: white; }
.tag-green { background: linear-gradient(135deg, #4caf50, #388e3c); color: white; }
.tag-orange { background: linear-gradient(135deg, #ff9800, #f57c00); color: white; }
.tag-red { background: linear-gradient(135deg, #f44336, #d32f2f); color: white; }
.tag-yellow { background: linear-gradient(135deg, #ffeb3b, #fbc02d); color: black; }
.tag-violet { background: linear-gradient(135deg, #9c27b0, #7b1fa2); color: white; }
.tag-emerald { background: linear-gradient(135deg, #00e676, #00c853); color: white; }

/* 联系按钮 */
.hero-cta-section {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInUp 1s ease-out 0.9s both;
}

.primary-cta-btn {
    background: var(--bg-gradient);
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 700;
    padding: 1.25rem 3rem;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.primary-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.btn-icon {
    font-size: 1.5rem;
}

/* 特色和统计数据 */
.hero-stats-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    animation: fadeInUp 1s ease-out 1.2s both;
}

.feature-cards-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature-card {
    background: rgba(26, 26, 26, 0.8);
    backdrop-filter: blur(20px);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.2);
    transition: var(--transition);
}

.feature-card:hover {
    background: rgba(26, 26, 26, 0.9);
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.feature-header {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
}

.feature-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: rgba(45, 45, 45, 0.8);
    backdrop-filter: blur(20px);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid rgba(0, 112, 243, 0.2);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: var(--bg-gradient);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-glow);
}

.stat-card:hover::before {
    left: 0;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.hero-summary {
    text-align: center;
    padding: 2rem;
}

.hero-summary p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 500;
    line-height: 1.6;
}

/* 公司介绍区域 */
.company-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title-area {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.company-brand {
    font-size: 3rem;
    font-weight: 900;
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.company-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.company-description {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.company-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.company-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.metric-item {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid rgba(0, 112, 243, 0.1);
    transition: var(--transition);
}

.metric-item:hover {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.metric-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.metric-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 600;
    line-height: 1.4;
}

/* 核心业务区域 */
.business-section {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.business-highlight-banner {
    text-align: center;
    margin-bottom: 4rem;
    padding: 2rem;
    background: var(--bg-gradient);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
}

.business-highlight-banner h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.business-content-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.advantages-panel {
    background: var(--bg-secondary);
    padding: 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.1);
}

.panel-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 2rem;
}

.advantages-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.advantage-item {
    padding: 1rem 1.5rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-blue);
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    color: var(--text-secondary);
}

.advantage-item::before {
    content: "✓";
    color: var(--primary-blue);
    font-weight: 900;
    margin-right: 0.75rem;
}

.advantage-item.highlighted {
    background: rgba(0, 112, 243, 0.1);
    color: var(--text-primary);
    border-left-color: var(--cyan);
}

.advantage-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-sm);
}

.image-gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.gallery-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid rgba(0, 112, 243, 0.2);
    transition: var(--transition);
}

.gallery-item:hover {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.gallery-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition);
}

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

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

.system-panel {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.1);
    transition: var(--transition);
}

.system-panel:hover {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.system-panel-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.system-panel-desc {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 选择理由区域 */
.selection-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.selection-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.qa-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.qa-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.1);
    transition: var(--transition);
}

.qa-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.qa-question {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.qa-answer {
    color: var(--text-secondary);
    line-height: 1.7;
}

.visuals-showcase {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.showcase-img {
    width: 100%;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.2);
    transition: var(--transition);
}

.primary-img {
    position: relative;
    z-index: 2;
}

.secondary-img {
    position: absolute;
    top: 2rem;
    left: 2rem;
    width: calc(100% - 4rem);
    z-index: 1;
    opacity: 0.7;
}

.showcase-img:hover {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* Google服务专区 */
.google-section {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.google-layout {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: start;
}

.google-logo {
    width: 120px;
    height: auto;
    filter: brightness(0.8);
}

.google-title {
    font-size: 2.5rem;
    font-weight: 900;
    background: var(--bg-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.google-intro-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.1);
    margin-bottom: 2rem;
}

.google-intro-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

.google-services {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.google-service {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 112, 243, 0.1);
    transition: var(--transition);
}

.google-service:hover {
    border-color: var(--primary-blue);
    transform: translateX(5px);
    box-shadow: var(--shadow-sm);
}

.service-bullet {
    color: var(--primary-blue);
    font-weight: 900;
}

.service-text {
    color: var(--text-secondary);
}

.google-service-dual {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 112, 243, 0.1);
    transition: var(--transition);
}

.google-service-dual:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-sm);
}

.service-separator {
    color: var(--primary-blue);
    font-weight: 900;
    font-size: 1.5rem;
}

/* 售后服务保障 */
.support-section {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.support-header-layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 4rem;
}

.service-commitment-card {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.1);
}

.service-commitment-card p {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 1.125rem;
    margin: 0;
}

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

.support-qa-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.1);
    transition: var(--transition);
}

.support-qa-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.support-question {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.support-answer {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 客户对话展示 */
.testimonials-section {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.testimonials-header {
    text-align: center;
    margin-bottom: 3rem;
}

.testimonials-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-top: 1rem;
}

.testimonials-carousel {
    position: relative;
}

.testimonialsSwiper {
    padding: 2rem 0;
}

.testimonial-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.2);
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-image:hover {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* Swiper自定义样式 */
.swiper-pagination-bullet {
    background: var(--primary-blue);
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    opacity: 1;
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-blue);
}

/* 商务合作联系 */
.contact-section {
    padding: 6rem 0;
    position: relative;
    background: var(--bg-secondary);
    overflow: hidden;
}

.contact-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, 
        rgba(0, 112, 243, 0.1) 0%, 
        rgba(0, 188, 212, 0.1) 100%);
    z-index: 0;
}

.contact-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.contact-title {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-blue);
    margin-bottom: 2rem;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 112, 243, 0.2);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.benefit-card:hover {
    border-color: var(--primary-blue);
    transform: translateX(10px);
    box-shadow: var(--shadow-sm);
}

.benefit-card p {
    color: var(--text-secondary);
    font-weight: 600;
    margin: 0;
}

.representative-card {
    background: var(--bg-card);
    border: 1px solid rgba(0, 112, 243, 0.2);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.representative-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.representative-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-blue);
    margin-bottom: 1.5rem;
}

.representative-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.representative-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.contact-btn {
    background: var(--bg-gradient);
    color: var(--text-primary);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

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

/* 页脚 */
.footer {
    background: var(--bg-primary);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(0, 112, 243, 0.2);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-container p {
    color: var(--text-muted);
    margin: 0;
}

/* 弹窗样式 */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    backdrop-filter: blur(10px);
}

.modal-panel {
    background: var(--bg-card);
    border: 1px solid rgba(0, 112, 243, 0.2);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideInUp 0.3s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid rgba(0, 112, 243, 0.1);
}

.modal-header h2 {
    color: var(--primary-blue);
    font-weight: 700;
    margin: 0;
}

.modal-close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close-btn:hover {
    color: var(--primary-blue);
    transform: scale(1.2);
}

.modal-body {
    padding: 2rem;
}

.modal-body h3 {
    color: var(--primary-blue);
    font-weight: 700;
    margin-bottom: 1rem;
}

.modal-body p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.modal-body ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.modal-body li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-weight: 500;
}

.modal-footer {
    padding: 1rem 2rem 2rem;
    text-align: center;
}

.modal-action-btn {
    background: var(--bg-gradient);
    color: var(--text-primary);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-lg);
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
}

.modal-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* 图片放大弹窗 */
.image-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    backdrop-filter: blur(10px);
}

.image-modal-panel {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    animation: zoomIn 0.3s ease-out;
}

.image-modal-close {
    position: absolute;
    top: -3rem;
    right: 0;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    z-index: 10001;
    transition: var(--transition);
}

.image-modal-close:hover {
    color: var(--primary-blue);
    transform: scale(1.2);
}

.modal-image {
    max-width: 100%;
    max-height: 100%;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 112, 243, 0.2);
}

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

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

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .service-tags-cloud {
        gap: 0.75rem;
    }
    
    .feature-cards-row,
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .systems-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .navigation {
        gap: 1rem;
    }
    
    .nav-link {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .hero-main-title {
        font-size: 2.5rem;
    }
    
    .service-tags-cloud {
        gap: 0.5rem;
    }
    
    .service-tag {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .company-brand {
        font-size: 2rem;
    }
    
    .google-title {
        font-size: 2rem;
    }
    
    .contact-title {
        font-size: 2rem;
    }
    
    .feature-cards-row,
    .stats-grid,
    .systems-grid,
    .support-qa-grid {
        grid-template-columns: 1fr;
    }
    
    .company-content-grid,
    .business-content-layout,
    .selection-layout,
    .google-layout,
    .support-header-layout,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .selection-visuals {
        order: -1;
    }
    
    .secondary-img {
        display: none;
    }
    
    .company-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
}