/* CSS变量定义 - 日本文化配色 */
:root {
    /* 颜色变量 */
    --primary-color: #1a237e;
    --primary-dark: #0d1854;
    --primary-light: #3949ab;
    --accent-color: #b71c1c;
    --accent-dark: #8b0000;
    --accent-light: #e53935;
    --text-primary: #333;
    --text-secondary: #666;
    --text-light: #999;
    --bg-light: #f8f9fa;
    --bg-gray: #e0e0e0;
    --white: #fff;
    --border-color: #e0e0e0;
    
    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 64px;
    
    /* 字体 - 日本市场优化 */
    --font-main: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', 'YuGothic', 'メイリオ', Meiryo, sans-serif;
    --font-heading: 'Noto Sans JP', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic Medium', 'YuGothic Medium', sans-serif;
}

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

body {
    font-family: var(--font-family);
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-primary);
    background: var(--white);
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* 通用标题样式 */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.section-title p {
    font-size: 16px;
    color: var(--text-secondary);
}

/* 页眉 */
.c-header {
    background: var(--white);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.c-header__in {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding: 0 20px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.c-header__logo {
    margin-left: 0;
}

.c-header__logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.c-header__logo svg text {
    fill: var(--primary-color);
}

.c-header__right {
    display: flex;
    align-items: center;
    gap: 40px;
    margin-right: 0;
}

.c-header__navigation {
    margin-right: 0;
}

/* 导航菜单 */
.c-gnavi {
    display: flex;
    align-items: center;
    gap: 0;
    height: 100%;
}

.c-gnavi__item {
    position: relative;
    height: 100%;
}

.c-gnavi__link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    padding: 0 20px;
    height: 70px;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    white-space: nowrap;
}

.c-gnavi__link i {
    color: var(--primary-color);
    transition: transform 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
}

.c-gnavi__link .dropdown-arrow {
    transition: transform 0.3s;
    font-size: 12px;
}

.c-gnavi__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: all 0.3s;
    transform: translateX(-50%);
}

.c-gnavi__link:hover {
    color: var(--primary-color);
}

.c-gnavi__link:hover::after {
    width: 80%;
}

.c-gnavi__item:hover .dropdown-arrow {
    transform: rotate(180deg);
}

/* 下拉菜单 */
.c-gnavi__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--white);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
}

.c-gnavi__item:hover .c-gnavi__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.c-gnavi__dropdown-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
    border-bottom: 1px solid var(--border-color);
}

.c-gnavi__dropdown-link:last-child {
    border-bottom: none;
}

.c-gnavi__dropdown-link i {
    color: var(--text-secondary);
    width: 14px;
    height: 14px;
}

.c-gnavi__dropdown-link:hover {
    background: var(--bg-light);
    color: var(--primary-color);
    padding-left: 25px;
}

.c-gnavi__dropdown-link:hover i {
    color: var(--accent-color);
}

/* 工具栏 */
.c-header__utility {
    display: flex;
    align-items: center;
    gap: 24px;
}

/* 语言切换 */
.c-header-language {
    position: relative;
}

.c-header-language__button {
    display: flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.3s;
    white-space: nowrap;
}

.c-header-language__button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.c-header-language__button i {
    color: var(--primary-color);
    width: 16px;
    height: 16px;
}

.c-header-language__dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background: var(--white);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
}

.c-header-language:hover .c-header-language__dropdown,
.c-header-language__dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.c-header-language__option {
    display: block;
    padding: 10px 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
    border-bottom: 1px solid var(--border-color);
}

.c-header-language__option:last-child {
    border-bottom: none;
}

.c-header-language__option:hover,
.c-header-language__option.active {
    background: var(--bg-light);
    color: var(--primary-color);
}

/* 联系按钮 */
.c-header-contact__button {
    background: var(--accent-color);
    color: var(--white);
    padding: 10px 24px;
    text-decoration: none;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 4px;
    transition: all 0.3s;
    font-weight: 500;
    white-space: nowrap;
}

.c-header-contact__button:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(183, 28, 28, 0.3);
}

.c-header-contact__button i {
    font-size: 16px;
    width: 16px;
    height: 16px;
}

/* 汉堡菜单 */
.c-header-menu {
    width: 44px;
    height: 44px;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    flex-direction: column;
    gap: 4px;
}

.c-header-menu span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
    display: block;
}

.c-header-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.c-header-menu.active span:nth-child(2) {
    opacity: 0;
}

.c-header-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 主视觉区 */
.hero {
    margin-top: 70px;
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8eaf6 100%);
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 50px;
    line-height: 1.3;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-md);
    letter-spacing: 1px;
}

.hero-content .subtitle {
    font-size: 20px;
    color: var(--accent-color);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.hero-content .description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
}

/* 按钮样式 */
.btn-primary,
.btn-secondary {
    padding: 14px 40px;
    text-decoration: none;
    font-size: 16px;
    border-radius: 4px;
    transition: all 0.3s;
    display: inline-block;
    font-weight: 500;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 35, 126, 0.3);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 35, 126, 0.3);
}

/* 英雄区扫描动画 */
.hero-visual {
    position: relative;
}

.hero-image {
    width: 100%;
    height: 450px;
    background: linear-gradient(135deg, #1a237e 0%, #0d1854 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    position: relative;
}

.scan-container {
    width: 380px;
    height: 400px;
    position: relative;
    perspective: 1000px;
}

.document-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, #f8f8f8 0%, #e8e8e8 100%);
    border-radius: 4px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 20px;
}

.document-content {
    width: 100%;
    height: 100%;
    position: relative;
}

.doc-line {
    height: 8px;
    background: #ddd;
    margin-bottom: 12px;
    border-radius: 2px;
}

.doc-line:nth-child(1) { width: 60%; }
.doc-line:nth-child(2) { width: 80%; }
.doc-line:nth-child(3) { width: 70%; }
.doc-line:nth-child(4) { width: 50%; }
.doc-line:nth-child(5) { width: 90%; }
.doc-line:nth-child(6) { width: 75%; }

.scan-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, 
        transparent 0%, 
        #b71c1c 10%, 
        #b71c1c 90%, 
        transparent 100%);
    box-shadow: 0 0 10px #b71c1c, 0 0 20px #b71c1c;
    animation: scan-move 3s ease-in-out infinite;
    z-index: 10;
}

@keyframes scan-move {
    0% { top: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

.recognition-boxes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.rec-box {
    position: absolute;
    border: 2px solid #b71c1c;
    background: rgba(183, 28, 28, 0.1);
    opacity: 0;
    animation: box-appear 3s ease-in-out infinite;
}

.rec-box::before {
    content: attr(data-label);
    position: absolute;
    top: -25px;
    left: 0;
    font-size: 12px;
    color: #b71c1c;
    background: #000;
    padding: 2px 8px;
    border-radius: 2px;
    white-space: nowrap;
}

.rec-box:nth-child(1) {
    top: 20px;
    left: 20px;
    width: 120px;
    height: 30px;
    animation-delay: 0.5s;
}

.rec-box:nth-child(2) {
    top: 70px;
    left: 20px;
    width: 180px;
    height: 30px;
    animation-delay: 0.8s;
}

.rec-box:nth-child(3) {
    top: 120px;
    left: 20px;
    width: 150px;
    height: 30px;
    animation-delay: 1.1s;
}

.rec-box:nth-child(4) {
    top: 170px;
    left: 20px;
    width: 100px;
    height: 30px;
    animation-delay: 1.4s;
}

@keyframes box-appear {
    0%, 20% { opacity: 0; transform: scale(0.8); }
    30%, 70% { opacity: 1; transform: scale(1); }
    80%, 100% { opacity: 0; transform: scale(0.8); }
}

.accuracy-display {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.8);
    padding: 10px 15px;
    border-radius: 4px;
    border: 1px solid #b71c1c;
}

.accuracy-label {
    font-size: 12px;
    color: #fff;
    margin-bottom: 5px;
}

.accuracy-value {
    font-size: 24px;
    font-weight: 700;
    color: #b71c1c;
    text-shadow: 0 0 10px #b71c1c;
}

.process-status {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 14px;
    color: #b71c1c;
    text-transform: uppercase;
}

/* 工作流程 */
.workflow {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-light);
}

.workflow-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.workflow-title h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.workflow-title p {
    color: var(--text-secondary);
    font-size: 16px;
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.workflow-step {
    text-align: center;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.workflow-step::after {
    content: '→';
    position: absolute;
    right: -25px;
    top: 40px;
    font-size: 24px;
    color: var(--text-light);
}

.workflow-step:last-child::after {
    display: none;
}

.workflow-step h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.workflow-step p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 图标样式 */
.step-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 32px;
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    color: #fff;
    box-shadow: 0 4px 20px rgba(26, 35, 126, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.step-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    animation: icon-glow 3s ease-in-out infinite;
}

@keyframes icon-glow {
    0%, 100% { opacity: 0.5; transform: rotate(0deg); }
    50% { opacity: 1; transform: rotate(180deg); }
}

.step-icon i {
    transition: transform 0.3s ease;
    z-index: 1;
    position: relative;
}

.step-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(26, 35, 126, 0.4);
}

.step-icon:hover i {
    transform: scale(1.2) rotate(5deg);
}

/* 特点展示 */
.features {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.feature-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #b71c1c 0%, #e53935 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 28px;
    color: #fff;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(183, 28, 28, 0.3);
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    animation: icon-glow 3s ease-in-out infinite;
}

.feature-icon i {
    z-index: 1;
    position: relative;
}

.feature-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.feature-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 数据展示 */
.metrics {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-light);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}

.metric-item {
    padding: var(--spacing-lg);
}

.metric-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

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

/* 用户评价 */
.testimonials {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.testimonial-item {
    background: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: 8px;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.testimonial-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-light);
}

.testimonial-quote {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-quote::before {
    content: '"';
    font-size: 48px;
    color: var(--accent-color);
    position: absolute;
    top: 10px;
    left: 20px;
    opacity: 0.3;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--bg-gray);
    border-radius: 50%;
    border: 2px solid var(--primary-light);
}

.author-info h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 2px;
}

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

/* 合作伙伴 */
.partners {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-light);
}

.partners-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.partner-item {
    text-align: center;
    transition: transform 0.3s;
}

.partner-item:hover {
    transform: translateY(-10px);
}

.partner-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #616161 0%, #9e9e9e 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 32px;
    color: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.partner-icon:hover {
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    box-shadow: 0 6px 25px rgba(26, 35, 126, 0.3);
}

.partner-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    animation: icon-glow 3s ease-in-out infinite;
}

.partner-icon i {
    z-index: 1;
    position: relative;
    transition: transform 0.3s;
}

.partner-icon:hover i {
    transform: scale(1.2) rotate(5deg);
}

.partner-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.partner-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* 为什么选择天财 */
.why-choose {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.why-choose-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.why-choose-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-light);
}

.why-choose-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    color: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 4px 15px rgba(26, 35, 126, 0.2);
}

.why-choose-content h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.why-choose-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 产品对比 */
.comparison {
    padding: var(--spacing-xxl) 0;
    background: var(--bg-light);
}

.comparison-tabs {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.tab-button {
    padding: 12px 32px;
    background: var(--white);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    border-radius: 30px;
}

.tab-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.tab-button.active {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.comparison-table {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-top: var(--spacing-xl);
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 700;
}

.comparison-table th:first-child {
    width: 25%;
}

.comparison-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table .check {
    color: #4CAF50;
    font-size: 20px;
}

.comparison-table .cross {
    color: #999;
    font-size: 20px;
}

.comparison-table .partial {
    color: #FFA500;
    font-size: 20px;
}

.comparison-highlight {
    background: #e8eaf6;
}

.comparison-table th.comparison-highlight {
    background: var(--accent-color);
}

/* 实施流程 */
.implementation {
    padding: var(--spacing-xxl) 0;
    background: var(--white);
}

.implementation-process {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-top: var(--spacing-xl);
    position: relative;
}

.implementation-process::before {
    content: '';
    position: absolute;
    top: 35px;
    left: 15%;
    right: 15%;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color) 0%, var(--accent-color) 100%);
    z-index: 0;
}

.implementation-step {
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 70px;
    height: 70px;
    background: var(--white);
    border: 3px solid var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    position: relative;
    transition: all 0.3s;
}

.implementation-step:hover .step-number {
    background: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.step-content h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.step-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

.step-duration {
    display: inline-block;
    background: var(--accent-color);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.implementation-summary {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-light);
    border-radius: 8px;
}

.implementation-summary h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.implementation-summary p {
    font-size: 16px;
    color: var(--text-secondary);
}

/* 行业认证 */
.certifications {
    padding: var(--spacing-xl) 0;
    background: var(--white);
    text-align: center;
}

.cert-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.cert-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #fff;
    box-shadow: 0 4px 20px rgba(26, 35, 126, 0.3);
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.cert-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(26, 35, 126, 0.4);
}

.cert-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    animation: icon-glow 3s ease-in-out infinite;
}

.cert-icon i {
    z-index: 1;
    position: relative;
}

.cert-item span {
    font-size: 12px;
    color: var(--text-secondary);
}

/* CTA区域 */
.cta {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(183, 28, 28, 0.2) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.cta h2 {
    font-size: 32px;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.cta p {
    font-size: 18px;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    position: relative;
    z-index: 1;
}

.btn-cta,
.btn-cta-outline {
    padding: 14px 40px;
    text-decoration: none;
    font-size: 16px;
    border-radius: 4px;
    transition: all 0.3s;
    font-weight: 700;
}

.btn-cta {
    background: var(--accent-color);
    color: var(--white);
    border: 2px solid var(--accent-color);
}

.btn-cta:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
}

.btn-cta-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-cta-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* 页脚 */
.footer {
    background: var(--text-primary);
    color: var(--white);
}

.footer-info {
    padding: var(--spacing-xl) 0;
    border-bottom: 1px solid #555;
}

.footer-info-inner {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.footer-company h3 {
    font-size: 20px;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.footer-company-details {
    font-size: 14px;
    line-height: 2;
    color: #CCC;
}

.footer-contact-info {
    text-align: right;
}

.footer-contact-info .tel {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-sm);
}

.footer-contact-info .hours {
    font-size: 13px;
    color: #CCC;
}

.footer-bottom {
    padding: var(--spacing-md) 0;
    background: #1a1a1a;
    font-size: 12px;
    color: #999;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: #999;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--white);
}

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

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* 响应式表格优化 */
@media (max-width: 1024px) {
    .comparison-table {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .comparison-table table {
        min-width: 800px;
    }
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners-list {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .comparison-tabs {
        flex-wrap: wrap;
    }
}

@media (max-width: 768px) {
    .c-header__navigation,
    .c-header-language {
        display: none;
    }

    .c-header-menu {
        display: flex;
    }

    /* 移动端导航 */
    .c-header__navigation {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        transform: translateX(-100%);
        transition: transform 0.3s;
        display: block;
    }
    
    .c-header__navigation.mobile-active {
        transform: translateX(0);
    }
    
    .c-gnavi {
        flex-direction: column;
        padding: 20px;
    }
    
    .c-gnavi__item {
        width: 100%;
        height: auto;
    }
    
    .c-gnavi__link {
        width: 100%;
        height: auto;
        padding: 15px 20px;
        border-bottom: 1px solid var(--border-color);
    }
    
    .c-gnavi__dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        margin-top: 10px;
        margin-left: 20px;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-visual {
        display: none;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .workflow-steps {
        grid-template-columns: 1fr;
    }

    .workflow-step::after {
        display: none;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .partners-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-choose-grid {
        grid-template-columns: 1fr;
    }

    .implementation-process {
        grid-template-columns: 1fr;
    }

    .implementation-process::before {
        display: none;
    }

    .footer-info-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-contact-info {
        text-align: center;
        margin-top: var(--spacing-lg);
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-content h1 {
        font-size: 28px;
    }

    .section-title h2 {
        font-size: 24px;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}