/* ==========================================
   长期稳定运维硬性约束（后续迭代必须遵守）
   ==========================================
   1. 色彩系统固定，禁止随意修改：
      - 主品牌蓝：#007AFF
      - 正文黑：#1D1D1F
      - 辅助浅灰：#6E6E73
      - 板块背景：#F8F9FA
      - 质保绿色：#34C759
   2. 尺寸标准固定，禁止随意修改：
      - 所有卡片/按钮圆角：8px
      - 正文行高：1.7，标题行高：1.3
      - PC页面左右安全边距：120px，移动端：24px
      - 板块上下内边距：80px，卡片内边距：24px
   3. 所有hover效果统一：上浮4px + 淡蓝阴影，0.2s平滑过渡
   ========================================== */

:root {
    --primary-blue: #007AFF;
    --text-black: #1D1D1F;
    --gray-text: #6E6E73;
    --bg-gray: #F8F9FA;
    --green-warranty: #34C759;
    --hover-shadow: rgba(0,122,255,0.08);
    --border-radius: 8px;
    --section-padding: 80px 120px;
    --mobile-padding: 24px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: #1D1D1F;
    line-height: 1.7;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 120px;
}

@media (max-width: 1024px) {
    .container {
        padding: 0 24px;
    }
}

.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: #1D1D1F;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.3;
}

.logo h1 {
    font-size: 28px;
    color: #1D1D1F;
}

.logo img {
    height: 50px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #1D1D1F;
    border-radius: 2px;
    transition: all 0.3s;
}

@media (max-width: 1080px) {
    .hamburger {
        display: flex;
    }
    
    .nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        padding: 15px 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        display: none;
        gap: 8px;
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav .nav-link {
        width: 100%;
        text-align: left;
        padding: 12px 16px;
        border-radius: 6px;
        white-space: normal;
    }
}

.nav {
    display: flex;
    gap: 30px;
    align-items: center;
    justify-content: flex-end;
}

.nav-link {
    text-decoration: none;
    color: #1D1D1F;
    font-weight: 500;
    padding: 8px 20px;
    line-height: 1.5;
    font-size: 15px;
    border-radius: 6px;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.nav-link:hover {
    background: rgba(0, 122, 255, 0.08);
    color: #007AFF;
}

.breadcrumb-nav {
    background: #F8F9FA;
    padding: 15px 0;
}

.breadcrumb {
    font-size: 14px;
    color: #6E6E73;
}

.breadcrumb a {
    color: #007AFF;
    text-decoration: none;
}

.breadcrumb .separator {
    margin: 0 10px;
}

.hero {
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(248,249,250,0.95) 0%, rgba(255,255,255,0.98) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    right: 10%;
    width: 400px;
    height: 400px;
    background-image: url("data:image/svg+xml,%3Csvg width='400' height='400' viewBox='0 0 400 400' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Crect width='400' height='400' rx='40' fill='%23E8F4FF' fill-opacity='0.3'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    opacity: 0.3;
    transform: translateY(-50%);
}

@media (max-width: 1024px) {
    .hero::before {
        display: none;
    }
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 15px;
    color: #1D1D1F;
}

.hero-subtitle {
    font-size: 20px;
    color: #007AFF;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.3;
}

.hero-desc {
    font-size: 18px;
    color: #6E6E73;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-promise {
    margin-top: 15px;
    font-size: 15px;
    color: #6E6E73;
    font-weight: 500;
}

.hero-service-area {
    margin-top: 10px;
    font-size: 14px;
    color: #6E6E73;
}

.hero-trust-promises {
    max-width: 900px;
    margin: 30px auto 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

@media (max-width: 640px) {
    .hero-trust-promises {
        grid-template-columns: 1fr;
    }
}

.trust-promise-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.trust-promise-icon {
    font-size: 18px;
    color: #34C759;
    font-weight: bold;
    flex-shrink: 0;
}

.trust-promise-text {
    color: #1D1D1F;
    font-size: 14px;
    line-height: 1.6;
    font-weight: 500;
}

.price-trust-promises {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-top: 25px;
}

.trust-promise-small {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.trust-promise-icon-small {
    font-size: 16px;
    color: #34C759;
    font-weight: bold;
}

.trust-promise-text-small {
    color: #1D1D1F;
    font-size: 13px;
    line-height: 1.5;
    font-weight: 500;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 12px;
}

.badge-icon {
    width: 48px;
    height: 48px;
    background: #007AFF;
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-icon svg {
    width: 24px;
    height: 24px;
}

.badge-text {
    font-size: 15px;
    font-weight: 500;
    color: #1D1D1F;
}

.cta-btn {
    display: inline-block;
    padding: 18px 48px;
    background: #007AFF;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    border: none;
    cursor: pointer;
}

.cta-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
    background: #0066CC;
}

.btn-small {
    display: inline-block;
    padding: 10px 24px;
    background: #007AFF;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn-small:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
    background: #0066CC;
}

.section {
    padding: 80px 0;
}

.section-light {
    background: #F8F9FA;
}

.section-dark {
    background: #1D1D1F;
    color: #fff;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
    line-height: 1.3;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    color: #6E6E73;
    font-size: 18px;
    margin-bottom: 40px;
}

.section-note {
    text-align: center;
    color: #6E6E73;
    margin-top: 20px;
    font-size: 15px;
}

.section-cta {
    text-align: center;
    margin-top: 40px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.service-card {
    background: #fff;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
}

.service-card h3 {
    margin-bottom: 12px;
    color: #1D1D1F;
    line-height: 1.3;
    font-size: 20px;
    font-weight: 700;
}

.service-desc {
    color: #6E6E73;
    margin-bottom: 16px;
    line-height: 1.7;
}

.service-meta {
    display: flex;
    flex-direction: column;
    margin-top: auto;
}

.service-meta .price {
    color: #007AFF;
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 6px;
}

.service-meta .duration {
    color: #6E6E73;
    font-size: 14px;
}

.price-table-container {
    overflow-x: auto;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.price-table th,
.price-table td {
    padding: 24px;
    text-align: left;
    border-bottom: 1px solid #E5E5E7;
    line-height: 1.7;
}

.price-table th {
    background: #007AFF;
    color: white;
    font-weight: 600;
    border-bottom: none;
}

.price-cell {
    color: #007AFF;
    font-weight: 700;
    font-size: 16px;
}

.warranty-cell {
    color: #34C759;
    font-weight: 600;
}

.knowledge-card {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.knowledge-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
}

.knowledge-category {
    display: inline-block;
    padding: 6px 14px;
    background: #F8F9FA;
    color: #007AFF;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 14px;
    width: fit-content;
}

.knowledge-card h3 {
    font-size: 18px;
    color: #1D1D1F;
    line-height: 1.4;
    margin-bottom: 10px;
    font-weight: 700;
}

.knowledge-card p {
    color: #6E6E73;
    line-height: 1.7;
    margin-bottom: 12px;
    
}


.knowledge-content-preview {
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important; /* 强制显示省略号 */
    
    line-height: 1.7;
    max-height: 3.4em; /* 精确锁定最高只能是两行的高度 */
    flex: none !important; /* 彻底屏蔽外层 flex 布局的干扰 */
    
    color: #6E6E73;
    margin-bottom: 12px;
    width: 100%;
    word-break: break-all; /* 中文排版优化，防止提前换行 */
}

    color: #6E6E73;
    margin-bottom: 12px;
    width: 100%;
    word-break: break-word;
    overflow-wrap: break-word;
    white-space: normal;
}

.knowledge-date {
    color: #A0A0A5;
    font-size: 13px;
    text-align: right;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 12px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.faq-question {
    background: #fff;
    padding: 20px 24px;
    font-weight: 700;
    cursor: pointer;
    line-height: 1.4;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #1D1D1F;
    transition: background 0.2s ease;
}

.faq-question:hover {
    background: #F8F9FA;
}

.faq-question::after {
    content: '+';
    font-size: 24px;
    color: #007AFF;
    font-weight: 400;
    transition: transform 0.2s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 20px 24px;
    color: #6E6E73;
    background: #F0F7FF;
    line-height: 1.7;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

.contact-section {
    padding: 80px 0;
}

.contact-credentials {
    margin-bottom: 50px;
    padding-bottom: 40px;
    border-bottom: 1px solid #E8E8E8;
}

.contact-credentials-title {
    text-align: center;
    font-size: 20px;
    color: #1D1D1F;
    margin-bottom: 24px;
    font-weight: 600;
}

.contact-credentials-grid {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.credential-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.credential-placeholder {
    width: 160px;
    height: 100px;
    background: #F8F9FA;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6E6E73;
    font-size: 14px;
}

.credential-title {
    font-size: 14px;
    color: #1D1D1F;
    text-align: center;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

.contact-card {
    text-align: center;
    padding: 24px;
}

.contact-card h3 {
    margin-bottom: 15px;
    font-size: 20px;
    line-height: 1.3;
}

.contact-card a {
    color: #fff;
    text-decoration: none;
}

.contact-card a:hover {
    text-decoration: underline;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
}

.case-card {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    border: 1px solid #F0F0F5;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
}

.case-thumb {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: 8px;
    overflow: hidden;
    background: #F8F9FA;
}

.case-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.case-info h3 {
    margin: 0;
    color: #1D1D1F;
    font-size: 16px;
    line-height: 1.4;
    font-weight: 700;
}

.case-model {
    color: #86868b;
    font-size: 13px;
    font-weight: 500;
    margin: 0;
}

.case-desc {
    color: #6E6E73;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

.case-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6E6E73;
    font-size: 14px;
}

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

.case-card h3 {
    margin-bottom: 8px;
    color: #1D1D1F;
    font-size: 18px;
    line-height: 1.3;
    font-weight: 700;
}

.case-model {
    color: #86868b;
    margin-bottom: 12px;
    font-size: 14px;
    font-weight: 500;
}

.case-details {
    margin-bottom: 16px;
    flex: 1;
}

.case-details p {
    color: #1D1D1F;
    line-height: 1.7;
    margin-bottom: 8px;
}

.case-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 12px;
    margin-bottom: 12px;
}

.case-image-item {
    text-align: center;
}

.case-image-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.case-detail-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 10px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

/* 案例详情页标题优化 */
.case-detail-content h1 {
    font-size: 24px;
    line-height: 1.4;
    margin-bottom: 20px;
    word-break: keep-all;
}

/* 标题字号设置 */
.case-detail-content h1.title-size-small {
    font-size: 18px;
}

.case-detail-content h1.title-size-large {
    font-size: 28px;
}

@media (max-width: 768px) {
    .case-detail-content h1 {
        font-size: 20px;
    }
    .case-detail-content h1.title-size-small {
        font-size: 16px;
    }
    .case-detail-content h1.title-size-large {
        font-size: 24px;
    }
}

/* 字体大小调整功能 */
.font-size-control {
    position: fixed;
    right: 20px;
    bottom: 100px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
    padding: 8px;
    z-index: 1000;
    display: flex;
    gap: 4px;
}

.font-size-control button {
    width: 32px;
    height: 32px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.font-size-control button:hover {
    background: #007aff;
    color: #fff;
    border-color: #007aff;
}

.font-size-control button.active {
    background: #007aff;
    color: #fff;
    border-color: #007aff;
}

/* 字体大小类 */
.text-size-small .case-detail-content {
    font-size: 14px;
}

.text-size-small .case-detail-content h1 {
    font-size: 20px;
}

.text-size-small .case-module h2 {
    font-size: 16px;
}

.text-size-large .case-detail-content {
    font-size: 18px;
}

.text-size-large .case-detail-content h1 {
    font-size: 28px;
}

.text-size-large .case-module h2 {
    font-size: 20px;
}

/* 案例详情页优化样式 */
.case-meta-info {
    background: #f5f5f7;
    padding: 16px 20px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.case-meta-info p {
    margin: 6px 0;
    color: #1d1d1f;
    font-size: 15px;
}

.case-meta-info strong {
    color: #86868b;
    font-weight: 500;
}

.case-module {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid #e5e5e7;
}

.case-module:last-of-type {
    border-bottom: none;
}

.case-module h2 {
    font-size: 18px;
    font-weight: 600;
    color: #1d1d1f;
    margin-bottom: 16px;
    padding-left: 12px;
    border-left: 4px solid #007aff;
}

.case-module p {
    color: #333;
    line-height: 1.8;
    font-size: 15px;
}

.case-solution {
    background: #f0f7ff;
    padding: 20px;
    border-radius: 12px;
    border-left: 4px solid #007aff;
}

.case-solution h2 {
    border-left: none;
    padding-left: 0;
    color: #007aff;
}

.case-warranty {
    background: #f5f5f7;
    padding: 20px;
    border-radius: 12px;
}

.case-warranty h2 {
    border-left-color: #34c759;
}

.case-warranty strong {
    color: #007aff;
}

/* 案例图片注释 */
.case-image-figure {
    margin: 20px 0;
    text-align: center;
}

.case-image-figure img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.case-image-figure figcaption {
    margin-top: 10px;
    color: #666;
    font-size: 14px;
    font-style: italic;
    padding: 8px 12px;
    background: #f5f5f7;
    border-radius: 6px;
    display: inline-block;
}

/* FAQ引导 */
.case-faq-guide {
    margin-top: 32px;
    padding: 16px 20px;
    background: #f0f7ff;
    border-left: 4px solid #007aff;
    border-radius: 8px;
}

.case-faq-guide p {
    margin: 0;
    color: #1d1d1f;
    font-size: 15px;
}

.case-faq-guide a {
    color: #007aff;
    text-decoration: none;
    font-weight: 600;
}

.case-faq-guide a:hover {
    text-decoration: underline;
}

.case-video {
    margin-bottom: 24px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.case-video video {
    width: 100%;
    display: block;
}

.case-details {
    margin-bottom: 24px;
    color: #1D1D1F;
    line-height: 1.7;
}

.case-details p {
    margin-bottom: 12px;
}

.case-testimonial {
    background: linear-gradient(135deg, #F8F9FA 0%, #ffffff 100%);
    padding: 24px;
    border-radius: 8px;
    border-left: 4px solid #007AFF;
}

.case-testimonial p:first-child {
    font-style: italic;
    margin-bottom: 14px;
    color: #1D1D1F;
    font-size: 16px;
    line-height: 1.7;
}

.testimonial-author {
    font-size: 14px;
    color: #6E6E73;
    text-align: right;
    font-weight: 600;
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.about-story {
    grid-column: 1 / -1;
    font-size: 1.1em;
    line-height: 1.7;
    color: #1D1D1F;
}

.about-team, .about-history {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.about-experience {
    margin-top: 16px;
    padding: 16px;
    background: #F8F9FA;
    border-radius: 8px;
    color: #1D1D1F;
    font-weight: 500;
    line-height: 1.7;
}

.about-team h3, .about-history h3 {
    line-height: 1.3;
    margin-bottom: 15px;
    font-size: 18px;
}

.team-advantages-list {
    list-style: none;
    padding: 0;
    margin-bottom: 15px;
}

.team-advantage-item {
    display: flex;
    align-items: flex-start;
    padding: 10px 0;
    line-height: 1.7;
}

.team-advantage-check {
    margin-right: 12px;
    margin-top: 2px;
    flex-shrink: 0;
}

.team-advantage-text {
    color: #1D1D1F;
}

.team-note {
    color: #6E6E73;
    font-size: 14px;
    line-height: 1.7;
}

.timeline-list {
    position: relative;
    list-style: none;
    padding: 0 0 0 45px;
    margin: 0;
}

.timeline-list::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 5px;
    bottom: 5px;
    width: 2px;
    background: #007AFF;
}

.timeline-list .timeline-item {
    position: relative;
    margin-bottom: 25px;
    display: flex;
    flex-direction: column;
}

.timeline-icon {
    position: absolute;
    left: -35px;
    top: 0;
    width: 30px;
    height: 30px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(0,122,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
}

.timeline-year {
    font-weight: bold;
    color: #007AFF;
    font-size: 1.1em;
    margin-bottom: 6px;
    line-height: 1.3;
}

.timeline-event {
    color: #1D1D1F;
    line-height: 1.7;
}

.store-photos-section {
    margin-top: 40px;
}

.store-photos-title {
    text-align: center;
    font-size: 22px;
    line-height: 1.3;
    margin-bottom: 30px;
    color: #1D1D1F;
}

.store-photos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.store-photo-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.store-photo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
}

.store-photo-placeholder {
    width: 100%;
    aspect-ratio: 3/2;
    background: #F8F9FA;
    display: flex;
    align-items: center;
    justify-content: center;
}

.store-photo-svg {
    width: 70%;
}

.store-photo-img {
    width: 100%;
    height: auto;
    display: block;
}

.store-photo-title {
    padding: 16px;
    text-align: center;
    margin: 0;
    font-weight: 500;
    color: #1D1D1F;
    line-height: 1.3;
}

.partner-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.partner-card {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.partner-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
}

.partner-card img {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

@media (max-width: 640px) {
    .knowledge-grid {
        grid-template-columns: 1fr;
    }
}

.knowledge-card {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.knowledge-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.08);
}

.knowledge-category {
    display: inline-block;
    background: #E8F4FF;
    color: #007AFF;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
    margin-bottom: 15px;
}

.knowledge-card h3 {
    margin-bottom: 12px;
    font-size: 1.3em;
    color: #1D1D1F;
    line-height: 1.3;
}

.knowledge-card p {
    color: #6E6E73;
    line-height: 1.7;
    margin-bottom: 15px;
}

.knowledge-date {
    color: #A0A0A5;
    font-size: 0.9em;
}

.footer {
    background: #1D1D1F;
    color: #86868B;
    padding: 40px 0;
    text-align: center;
}

.footer a {
    color: #007AFF;
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}

.footer p {
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-promises {
    margin-top: 15px;
    font-size: 14px;
}

.footer-geo {
    margin-top: 10px;
    font-size: 13px;
}

.floating-btn {
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 999;
}

.float-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 24px;
    background: #007AFF;
    color: #fff;
    text-decoration: none;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0,122,255,0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    border: none;
    cursor: pointer;
}

.float-cta:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,122,255,0.35);
    background: #0066CC;
}

.float-icon {
    font-size: 28px;
    margin-bottom: 4px;
}

.float-text {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 2px;
}

.float-subtext {
    font-size: 12px;
    opacity: 0.9;
}

@media (max-width: 640px) {
    .floating-btn {
        bottom: 20px;
        right: 20px;
    }
    
    .float-cta {
        padding: 12px 20px;
        border-radius: 12px;
    }
    
    .float-icon {
        font-size: 24px;
    }
    
    .float-text {
        font-size: 14px;
    }
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: white;
    padding: 40px;
    border-radius: 8px;
    max-width: 500px;
    width: 100%;
    position: relative;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    font-size: 30px;
    color: #6E6E73;
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover {
    color: #1D1D1F;
}

.modal-title {
    font-size: 24px;
    margin-bottom: 25px;
    line-height: 1.3;
}

.modal-form .form-group {
    margin-bottom: 20px;
}

.modal-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.modal-form input,
.modal-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #E5E5E7;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.2s ease;
}

.modal-form input:focus,
.modal-form textarea:focus {
    outline: none;
    border-color: #007AFF;
}

.modal-form textarea {
    min-height: 100px;
    resize: vertical;
}

.contact-map-section {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid #e5e5e5;
}

.map-section-title {
    font-size: 24px;
    font-weight: 600;
    color: #1D1D1F;
    text-align: center;
    margin-bottom: 25px;
}

.static-map-container {
    max-width: 800px;
    margin: 0 auto;
}

.static-map-placeholder {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.3s ease;
}

.static-map-placeholder:hover {
    transform: translateY(-4px);
}

.map-svg {
    width: 100%;
    display: block;
}

.geo-note {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 15px;
}

.geo-note p {
    font-size: 12px;
    color: #6E6E73;
}

.geo-label {
    font-weight: 600;
    color: #007AFF;
}

@media (max-width: 768px) {
    .contact-map-section {
        margin-top: 30px;
    }
    .map-section-title {
        font-size: 20px;
    }
    .geo-note {
        gap: 20px;
        flex-direction: column;
        align-items: center;
    }
}

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

.policy-content h1 {
    font-size: 32px;
    font-weight: 700;
    color: #1D1D1F;
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 2px solid #E5E5E7;
}

.policy-content h2 {
    font-size: 20px;
    font-weight: 600;
    color: #1D1D1F;
    margin: 30px 0 15px;
    padding-left: 12px;
    border-left: 4px solid #007AFF;
}

.policy-content p {
    color: #333;
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 16px;
}

.policy-content ol {
    padding-left: 24px;
    margin-bottom: 16px;
}

.policy-content ol li {
    color: #333;
    line-height: 1.8;
    font-size: 15px;
    margin-bottom: 12px;
}

.policy-contact {
    background: #F8F9FA;
    padding: 20px 24px;
    border-radius: 8px;
    margin-top: 30px;
}

.policy-contact p {
    margin: 8px 0;
    font-size: 15px;
}

.policy-contact strong {
    color: #007AFF;
    font-weight: 600;
}
```