/* ==========================================================================
金心诺官网 som 主题 — 独立站编辑式极简（参照 som.com 设计语言） 白底黑字 / 细分隔线 / 大字轻重量标题 / 大写微标签 / 锐角零圆角 品牌蓝 #2463D4 仅用于链接与转化点，页面主体保持黑白灰 ========================================================================== */ :root { --som-ink: #111417; --som-ink-2: #3C434B; --som-muted: #6B7178; --som-faint: #9AA0A6; --som-line: #E6E8EA; --som-line-dark: #2A2E33; --som-bg: #FFFFFF; --som-tint: #F5F6F7; --som-accent: #2463D4;  --som-ease: cubic-bezier(0.25, 0.46, 0.45, 0.94); /* 兼容别名：keji 系页内样式引用的旧变量名 → som 令牌 */
 --som-primary: #111417; --som-primary-dark: #000000; --som-text: #111417; --som-text-secondary: #6B7178; --som-border: #E6E8EA; --som-bg-alt: #F5F6F7; --som-radius: 0px; --som-radius-lg: 0px; --som-shadow-sm: 0 1px 3px rgba(16,42,74,0.06); --som-shadow-md: 0 6px 20px rgba(30,60,114,0.10); --som-transition: all 0.2s var(--som-ease); --som-deep-gradient: linear-gradient(135deg, #111417, #2A2E33); }
 .som-container { max-width: 1240px; margin: 0 auto; padding: 0 28px; }
.som-main { flex: 1; }

/* 节标题（模板将其作主标题）：大字轻重量；desc 副文 */
.som-section-title { font-size: 34px; font-weight: 300; letter-spacing: -0.01em; color: var(--som-ink); margin-bottom: 12px; }
.som-section-desc { font-size: 15px; color: var(--som-muted); margin-bottom: 48px; }
/* 组标题/微标签（真标签语义处） */
.som-search-group-title { font-size: 12px; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--som-faint); }

/* ===== 头部导航：白底细线，大写小号菜单 ===== */
.som-header { background: #fff; border-bottom: 1px solid var(--som-line); position: sticky; top: 0; z-index: 100; }
.som-header-inner { max-width: 1240px; margin: 0 auto; padding: 0 28px; height: 64px; display: flex; align-items: center; justify-content: space-between; }
.som-logo { display: flex; align-items: baseline; gap: 8px; font-size: 18px; font-weight: 600; letter-spacing: 0.06em; color: var(--som-ink); }
.som-logo:hover { opacity: 1; }
.som-logo-sub { font-style: normal; font-size: 10px; letter-spacing: 0.3em; color: var(--som-faint); font-weight: 400; }
.som-logo-icon { height: 22px; width: auto; }
.som-nav { display: flex; gap: 4px; align-items: center; flex-wrap: wrap; }
.som-nav a { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--som-ink-2); padding: 8px 10px; border-bottom: 1px solid transparent; }
.som-nav a:hover { opacity: 1; color: var(--som-ink); border-bottom-color: var(--som-ink); }
.som-nav a.active { color: var(--som-ink); border-bottom-color: var(--som-ink); }
.som-nav-cta { border: 1px solid var(--som-ink) !important; padding: 7px 16px !important; }
.som-nav-cta:hover { background: var(--som-ink) !important; color: #fff !important; opacity: 1; }
.som-nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.som-nav-toggle span { display: block; width: 20px; height: 1.5px; background: var(--som-ink); margin: 5px 0; transition: transform 0.25s var(--som-ease), opacity 0.2s; }

/* ===== 首页 Banner：全幅留白编辑式，左文右数 ===== */
.som-banner { border-bottom: 1px solid var(--som-line); }
.som-banner-inner { max-width: 1240px; margin: 0 auto; padding: 110px 28px 96px; display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items: end; }
.som-banner-title { font-size: 52px; font-weight: 300; line-height: 1.14; letter-spacing: -0.02em; margin-bottom: 22px; }
.som-banner-desc { font-size: 16px; color: var(--som-muted); max-width: 560px; margin-bottom: 34px; }
.som-banner-btn { display: inline-block; background: var(--som-ink); color: #fff; padding: 13px 34px; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; margin-right: 12px; transition: background 0.2s var(--som-ease), color 0.2s var(--som-ease); }
.som-banner-btn:hover { background: transparent; color: var(--som-ink); outline: 1px solid var(--som-ink); opacity: 1; }
.som-banner-stats { display: grid; gap: 0; border-left: 1px solid var(--som-line); }
.som-banner-stat { padding: 14px 0 14px 28px; border-bottom: 1px solid var(--som-line); }
.som-banner-stat:last-child { border-bottom: none; }
.som-banner-stat-num { font-size: 30px; font-weight: 250; letter-spacing: -0.01em; }
.som-banner-stat-plus { color: var(--som-accent); font-size: 22px; }
.som-banner-stat-label { font-size: 12px; letter-spacing: 0.1em; color: var(--som-muted); }
.som-banner-light .som-banner-inner { padding-top: 72px; padding-bottom: 64px; }

/* 通用节：全宽带 + 内层容器限宽（网格类挂节仅语义标记，版式归容器） */
.som-section { padding: 88px 0; border-bottom: 1px solid var(--som-line); }
.som-section > .som-container { max-width: 1240px; margin: 0 auto; padding: 0 28px; }
.som-section-title { margin-bottom: 12px; }
.som-section-desc { margin-bottom: 48px; }
.som-more-link { display: inline-block; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--som-ink); border-bottom: 1px solid var(--som-ink); padding-bottom: 3px; }
.som-more-link:hover { opacity: 1; color: var(--som-accent); border-bottom-color: var(--som-accent); }
.som-reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--som-ease), transform 0.7s var(--som-ease); }
.som-reveal.som-reveal-visible { opacity: 1; transform: none; }
.som-svg-icon { width: 1em; height: 1em; display: inline-block; vertical-align: -0.12em; fill: currentColor; }
.som-svg-lg { width: 30px; height: 30px; }

/* ===== 服务：编号编辑式列表 ===== */
.som-services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); border-top: 1px solid var(--som-line); border-left: 1px solid var(--som-line); }
.som-service-card { border-right: 1px solid var(--som-line); border-bottom: 1px solid var(--som-line); padding: 40px 32px; display: block; transition: background 0.2s var(--som-ease); }
.som-service-card:hover { background: var(--som-tint); opacity: 1; }
.som-service-icon { color: var(--som-ink); margin-bottom: 20px; }
.som-service-card h3 { font-size: 19px; font-weight: 500; margin-bottom: 12px; }
.som-service-card p { font-size: 14px; color: var(--som-muted); line-height: 1.8; }
.som-services-list { display: grid; gap: 0; }

/* ===== 场景方案：封面卡 + 悬浮缩放 ===== */
.som-solution-grid, .som-case-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 40px 32px; }
.som-solution-card, .som-case-card { display: block; }
.som-solution-cover, .som-case-card .som-pro-img, .som-pro-img { overflow: hidden; aspect-ratio: 3 / 2; background: var(--som-tint); margin-bottom: 18px; }
.som-solution-cover img, .som-pro-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--som-ease); }
.som-solution-card:hover .som-solution-cover img, .som-case-card:hover .som-pro-img img { transform: scale(1.04); }
.som-solution-body { border-top: 1px solid var(--som-ink); padding-top: 14px; }
.som-solution-icon { color: var(--som-muted); margin-bottom: 10px; }
.som-solution-card h3, .som-case-card h3, .som-pro-tit { font-size: 17px; font-weight: 500; margin-bottom: 8px; }
.som-solution-card p, .som-case-card p { font-size: 14px; color: var(--som-muted); }
.som-solution-tag, .som-case-tag { display: inline-block; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--som-faint); margin-top: 10px; }

/* ===== 案例详情 ===== */
.som-case-detail, .som-detail-section { max-width: 1240px; margin: 0 auto; padding: 64px 28px; }
.som-detail-cover { max-width: 980px; margin: 0 auto 48px; }
.som-detail-cover img { width: 100%; }
.som-detail-content { max-width: 760px; margin: 0 auto; font-size: 16px; line-height: 2; }
.som-detail-content h2 { font-size: 24px; font-weight: 400; margin: 44px 0 18px; padding-top: 20px; border-top: 1px solid var(--som-line); }
.som-detail-content p { margin-bottom: 18px; color: var(--som-ink-2); }
.som-detail-text { color: var(--som-ink-2); }
.som-case-info { max-width: 760px; margin: 0 auto; }
.som-case-cta { max-width: 1240px; margin: 0 auto; padding: 0 28px 88px; text-align: center; }
.som-case-cta-btn { display: inline-block; background: var(--som-ink); color: #fff; padding: 14px 40px; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; }
.som-case-cta-btn:hover { background: transparent; color: var(--som-ink); outline: 1px solid var(--som-ink); opacity: 1; }
.som-case-gallery { max-width: 980px; margin: 0 auto 40px; }
.som-gallery-thumbs { display: flex; gap: 8px; flex-wrap: wrap; }
.som-gallery-thumb { width: 96px; height: 64px; object-fit: cover; cursor: pointer; opacity: 0.6; transition: opacity 0.2s; border: 1px solid var(--som-line); }
.som-gallery-thumb:hover, .som-gallery-thumb.active { opacity: 1; }

/* ===== 保障 / 流程 / 时间线 ===== */
.som-guarantee-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); border-top: 1px solid var(--som-line); border-left: 1px solid var(--som-line); }
.som-guarantee-item { border-right: 1px solid var(--som-line); border-bottom: 1px solid var(--som-line); padding: 32px 28px; }
.som-guarantee-icon { color: var(--som-ink); margin-bottom: 16px; }
.som-guarantee-item h3 { font-size: 16px; font-weight: 500; margin-bottom: 8px; }
.som-process { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 0; border-top: 1px solid var(--som-line); }
.som-timeline { display: grid; gap: 0; }
.som-timeline-item { display: grid; grid-template-columns: 120px 1fr; gap: 28px; padding: 22px 0; border-bottom: 1px solid var(--som-line); }
.som-timeline-num { font-size: 13px; letter-spacing: 0.1em; color: var(--som-faint); padding-top: 3px; }
.som-timeline-content h3 { font-size: 16px; font-weight: 500; margin-bottom: 6px; }
.som-timeline-content p { font-size: 14px; color: var(--som-muted); }

/* ===== 定价 ===== */
.som-price-wrap { display: grid; gap: 40px; }
/* price-* 版式由 pricing 页内 <style> 接管（表格/卡片/步骤），此处只留节间距 */
.som-price-wrap { margin: 8px 0 40px; }
.som-price-notice { margin-top: 28px; }
.som-price-cta-btn, .som-price-hero-btn { display: inline-block; background: var(--som-ink); color: #fff; padding: 13px 34px; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; }
.som-price-cta-btn:hover, .som-price-hero-btn:hover { background: transparent; color: var(--som-ink); outline: 1px solid var(--som-ink); opacity: 1; }

/* ===== FAQ ===== */
.som-faq-list { border-top: 1px solid var(--som-line); }
.som-faq-item { border-bottom: 1px solid var(--som-line); padding: 26px 0; }
.som-faq-q { font-size: 17px; font-weight: 500; margin-bottom: 12px; }
.som-faq-a { font-size: 15px; color: var(--som-muted); line-height: 1.9; }

/* ===== 证言 ===== */
.som-testimonial-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 40px 32px; }
.som-testimonial-card { border-top: 1px solid var(--som-ink); padding-top: 20px; }
.som-testimonial-rating { color: var(--som-faint); letter-spacing: 3px; margin-bottom: 14px; font-size: 13px; }
.som-testimonial-author { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.som-testimonial-avatar { width: 40px; height: 40px; object-fit: cover; filter: grayscale(1); }

/* ===== 洞察 ===== */
.som-insight-filters { display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 44px; border-bottom: 1px solid var(--som-line); padding-bottom: 14px; }
.som-insight-filter { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--som-muted); }
.som-insight-filter:hover, .som-insight-filter-active { color: var(--som-ink); border-bottom: 1px solid var(--som-ink); opacity: 1; }
.som-insight-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 44px 32px; }
.som-insight-card { display: block; }
.som-insight-cover { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; background: var(--som-tint); margin-bottom: 16px; transition: transform 0.6s var(--som-ease); }
.som-insight-card:hover .som-insight-cover { transform: scale(1.03); }
.som-insight-card h3 { font-size: 18px; font-weight: 500; line-height: 1.5; margin-bottom: 8px; }
.som-insight-card p { font-size: 14px; color: var(--som-muted); }
.som-insight-meta { margin-top: 12px; font-size: 12px; letter-spacing: 0.08em; color: var(--som-faint); }
.som-insight-date, .som-insight-author { margin-right: 12px; }
.som-article-detail { max-width: 760px; margin: 0 auto; padding: 64px 28px; }
.som-article-detail h1 { font-size: 34px; font-weight: 350; line-height: 1.3; margin-bottom: 18px; }
.som-article-cover { width: 100%; margin: 28px 0; }
.som-article-meta { display: flex; gap: 18px; font-size: 12px; letter-spacing: 0.08em; color: var(--som-faint); margin-bottom: 36px; }

/* ===== 搜索 ===== */
.som-search-cta { max-width: 1240px; margin: 0 auto; padding: 64px 28px 24px; }
.som-search-form { display: flex; border-bottom: 1px solid var(--som-ink); }
.som-search-form input { flex: 1; border: none; outline: none; font-size: 20px; font-weight: 300; padding: 12px 0; background: transparent; }
.som-search-form button { background: none; border: none; cursor: pointer; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; }
.som-search-list { max-width: 1240px; margin: 0 auto; padding: 24px 28px 88px; }
.som-search-group-title { margin: 36px 0 18px; }
.som-search-item { display: block; padding: 18px 0; border-bottom: 1px solid var(--som-line); }
.som-search-item h3 { font-size: 17px; font-weight: 500; }
.som-search-snippet { font-size: 14px; color: var(--som-muted); margin-top: 6px; }
.som-search-meta { font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--som-faint); margin-top: 8px; }
.som-search-link:hover h3 { color: var(--som-accent); opacity: 1; }
.som-search-hint, .som-search-empty { text-align: center; color: var(--som-faint); padding: 64px 0; }

/* ===== 联系 ===== */
.som-contact-wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; max-width: 1240px; margin: 0 auto; padding: 64px 28px 96px; }
.som-contact-form-page { display: grid; gap: 20px; }
.som-form-field { display: grid; gap: 8px; }
.som-form-field label { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--som-muted); }
.som-form-required { color: #C0392B; }
.som-contact-form-page input, .som-contact-form-page textarea { border: none; border-bottom: 1px solid var(--som-ink); padding: 10px 0; font-size: 15px; outline: none; background: transparent; border-radius: 0; }
.som-contact-form-page button { justify-self: start; background: var(--som-ink); color: #fff; border: 1px solid var(--som-ink); padding: 13px 36px; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; cursor: pointer; }
.som-contact-form-page button:hover { background: transparent; color: var(--som-ink); }
.som-contact-form-tip { font-size: 13px; color: var(--som-muted); margin-bottom: 8px; }
.som-contact-info h3 { font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--som-faint); margin-bottom: 20px; }
.som-contact-info p { display: flex; gap: 12px; align-items: baseline; margin-bottom: 16px; font-size: 15px; }
.som-contact-info-icon { color: var(--som-faint); }
.som-contact-alt { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--som-line); }
.som-contact-alt-text { font-size: 13px; color: var(--som-muted); margin-right: 12px; }
.som-contact-chat, .som-chat-cta { background: none; border: none; cursor: pointer; font-size: 14px; color: var(--som-accent); border-bottom: 1px solid var(--som-accent); padding: 0 0 2px; }
.som-contact-wechat img { margin-bottom: 8px; }
.som-contact-wechat p { font-size: 12px; color: var(--som-muted); }

/* CTA 三件套（联系转化） */
.som-contact-cta { border-top: 1px solid var(--som-line); }
.som-contact-cta .som-section-desc { margin-bottom: 40px; }
.som-cta-body { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; }
.som-cta-main { display: grid; gap: 18px; }
.som-contact-form { display: grid; gap: 16px; }
.som-contact-form input, .som-contact-form textarea { border: none; border-bottom: 1px solid var(--som-ink); padding: 10px 0; font-size: 15px; outline: none; background: transparent; border-radius: 0; }
.som-contact-form button { justify-self: start; background: var(--som-ink); color: #fff; border: 1px solid var(--som-ink); padding: 13px 36px; font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; cursor: pointer; }
.som-contact-form button:hover { background: transparent; color: var(--som-ink); }
.som-cta-wechat { border-left: 1px solid var(--som-line); padding-left: 40px; }
.som-cta-qr-box img { width: 132px; height: 132px; object-fit: contain; }
.som-cta-wechat b { display: block; font-weight: 500; margin: 10px 0 4px; }
.som-cta-wechat span { font-size: 13px; color: var(--som-muted); }

/* ===== 关于 ===== */
.som-page-header { border-bottom: 1px solid var(--som-line); }
.som-page-header .som-container { max-width: 1240px; padding: 88px 28px 56px; }
.som-page-header h1 { font-size: 46px; font-weight: 300; letter-spacing: -0.02em; margin-bottom: 16px; }
.som-page-header p { font-size: 16px; color: var(--som-muted); max-width: 620px; }
.som-about-founded { margin-top: 12px; font-size: 13px; letter-spacing: 0.1em; color: var(--som-faint); }
.som-breadcrumb-section { border-bottom: 1px solid var(--som-line); }
.som-breadcrumb { max-width: 1240px; margin: 0 auto; padding: 14px 28px; font-size: 12px; color: var(--som-faint); }
.som-breadcrumb a { color: var(--som-muted); }
.som-breadcrumb a:hover { color: var(--som-ink); opacity: 1; }
.som-about-culture { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); border-top: 1px solid var(--som-line); border-left: 1px solid var(--som-line); }
.som-about-culture-item { border-right: 1px solid var(--som-line); border-bottom: 1px solid var(--som-line); padding: 36px 28px; }
.som-culture-icon { color: var(--som-ink); margin-bottom: 18px; }
.som-about-culture-item strong { display: block; font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.som-about-culture-item p { font-size: 14px; color: var(--som-muted); }
.som-about-plan { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; }
.som-about-plan-text { font-size: 16px; line-height: 2; color: var(--som-ink-2); }
.som-about-services h3 { font-size: 13px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--som-faint); margin-bottom: 16px; }
.som-about-services ul { list-style: none; }
.som-about-services li { padding: 10px 0; border-bottom: 1px solid var(--som-line); font-size: 15px; }
.som-about-direction { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0; margin-top: 56px; border-top: 1px solid var(--som-ink); }
.som-about-dir-item { padding: 28px 24px 0 0; }
.som-about-dir-item strong { font-size: 13px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--som-faint); display: block; margin-bottom: 8px; }
.som-about-dir-item p { font-size: 18px; font-weight: 350; }

/* ===== Why us / 图标项（免费体检页等） ===== */
.som-why-us { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0; border-top: 1px solid var(--som-line); border-left: 1px solid var(--som-line); }
.som-why-us-item { border-right: 1px solid var(--som-line); border-bottom: 1px solid var(--som-line); padding: 36px 30px; }
.som-why-us-icon { font-size: 26px; margin-bottom: 16px; }
.som-why-us-item h3 { font-size: 16px; font-weight: 500; margin-bottom: 10px; }
.som-why-us-item p { font-size: 14px; color: var(--som-muted); line-height: 1.8; }
.som-icon-scroll { display: flex; gap: 36px; overflow-x: auto; padding: 6px 2px 18px; scrollbar-width: thin; }
.som-icon-item { flex: none; width: 96px; text-align: center; }
.som-icon-item span { font-size: 13px; color: var(--som-muted); }
.som-icon-img { width: 56px; height: 56px; margin: 0 auto 10px; background: #fff; border: 1px solid var(--som-line); display: flex; align-items: center; justify-content: center; }
.som-icon-img img { width: 30px; height: 30px; object-fit: contain; }
.som-icon-scroll { text-align: center; color: var(--som-faint); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; padding: 20px 0; }

/* ===== 模板/产品列表（som-pro-*） ===== */
.som-pro-sec { max-width: 1240px; margin: 0 auto; padding: 64px 28px; }
.som-pro-sec-h2 { font-size: 26px; font-weight: 300; letter-spacing: -0.01em; margin-bottom: 28px; }
.som-pro-filter { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 40px; }
.som-pro-filter a { font-size: 13px; color: var(--som-muted); border-bottom: 1px solid transparent; padding-bottom: 2px; }
.som-pro-filter a:hover, .som-pro-filter a.active { color: var(--som-ink); border-bottom-color: var(--som-ink); opacity: 1; }
.som-pro-tit { font-size: 24px; font-weight: 350; }
.som-pro-ul { list-style: none; margin: 14px 0 20px; }
.som-pro-ul li { padding: 8px 0; border-bottom: 1px solid var(--som-tint); font-size: 14px; color: var(--som-muted); }
.som-pro-li-empty { color: var(--som-faint); }

/* ===== 表单状态 / 留资感谢 ===== */
.som-form-success { border: 1px solid var(--som-ink); padding: 20px 24px; font-size: 15px; }
.som-form-error { border: 1px solid #C0392B; color: #C0392B; padding: 20px 24px; font-size: 15px; }
.som-form-result { margin-top: 18px; }
.som-lead-thanks { max-width: 760px; margin: 0 auto; padding: 88px 28px; text-align: center; }
.som-lead-thanks-receipt { font-size: 15px; color: var(--som-muted); margin: 18px 0 32px; }
.som-lead-thanks-actions { display: flex; gap: 14px; justify-content: center; }
.som-lead-thanks-qr { margin-top: 36px; }
.som-lead-thanks-noqr { margin-top: 36px; }

/* ===== 分页 ===== */
.som-pagination { display: flex; justify-content: center; gap: 6px; padding: 8px 28px 88px; }
.som-page-btn { min-width: 36px; text-align: center; padding: 8px 12px; font-size: 13px; color: var(--som-muted); border: 1px solid var(--som-line); }
.som-page-btn:hover { color: var(--som-ink); border-color: var(--som-ink); opacity: 1; }

/* ===== 相关阅读 ===== */
.som-related-section { max-width: 1240px; margin: 0 auto; padding: 0 28px 88px; }
.som-related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 32px; }
.som-related-card { border-top: 1px solid var(--som-ink); padding-top: 16px; display: block; }
.som-related-card-title { font-size: 16px; font-weight: 500; }
.som-related-card-summary { font-size: 14px; color: var(--som-muted); margin: 8px 0 10px; }
.som-related-card-date { font-size: 12px; color: var(--som-faint); }

/* ===== 悬浮件：右下极简竖排 ===== */
.som-float-panel { position: fixed; right: 22px; bottom: 22px; z-index: 998; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; }
.som-float-btn, .som-float-toggle, .som-float-item { width: 46px; height: 46px; border-radius: 0; background: var(--som-ink); color: #fff; border: none; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 12px; letter-spacing: 0.05em; transition: opacity 0.2s; }
.som-float-btn:hover, .som-float-toggle:hover, .som-float-item:hover { opacity: 0.82; }
.som-float-bubble { position: absolute; top: -6px; right: -6px; width: 8px; height: 8px; background: var(--som-accent); }
.som-float-bubble-hide { display: none; }
.som-float-toggle-active { background: var(--som-accent); }
.som-back-top { display: none; }
.som-float-contact { display: none; background: #fff; border: 1px solid var(--som-ink); width: 260px; margin-bottom: 10px; }
.som-float-contact-open { display: block; }
.som-float-contact-header { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--som-line); font-size: 13px; letter-spacing: 0.1em; }
.som-float-contact-close { background: none; border: none; cursor: pointer; color: var(--som-muted); }
.som-float-contact-body { padding: 16px; }
.som-float-contact-phone { display: flex; gap: 8px; align-items: center; font-size: 14px; margin-bottom: 12px; }
.som-float-qr { text-align: center; margin-top: 12px; }
.som-float-qr img { width: 120px; height: 120px; object-fit: contain; margin: 0 auto 6px; }
.som-float-qr p { font-size: 12px; color: var(--som-muted); }

/* ===== 页脚：黑底大写微标题 ===== */
.som-footer { background: var(--som-ink); color: #9AA0A6; padding: 72px 0 32px; }
.som-footer-con { max-width: 1240px; margin: 0 auto; padding: 0 28px; display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 40px; }
.som-footer-brand { font-size: 16px; color: #fff; letter-spacing: 0.08em; margin-bottom: 16px; }
.som-footer-font14 { font-size: 14px; line-height: 2; }
.som-footer-font16 { font-size: 15px; }
.som-footer-font20 { font-size: 20px; font-weight: 300; color: #fff; letter-spacing: -0.01em; }
.som-footer-ul { list-style: none; }
.som-footer-ul li { margin-bottom: 10px; }
.som-footer-ul a { color: #9AA0A6; font-size: 13.5px; }
.som-footer-ul a:hover { color: #fff; opacity: 1; }
.som-footer-ul-home { display: none; }
.som-footer-wechat { text-align: left; }
.som-footer-wechat img { width: 108px; height: 108px; object-fit: contain; background: #fff; padding: 4px; margin-bottom: 8px; }
.som-footer-wechat p { font-size: 12px; }
.som-footer-but { max-width: 1240px; margin: 48px auto 0; padding: 24px 28px 0; border-top: 1px solid var(--som-line-dark); font-size: 12.5px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ===== 电梯楼层导航（首页右侧） ===== */
.som-elevator { position: fixed; right: 26px; top: 50%; transform: translateY(-50%); z-index: 90; display: flex; flex-direction: column; gap: 4px; }
.som-elevator-item { width: 10px; height: 10px; border: 1px solid var(--som-faint); background: transparent; cursor: pointer; padding: 0; }
.som-elevator-item:hover { border-color: var(--som-ink); }
.som-elevator-active { background: var(--som-ink); border-color: var(--som-ink); }

/* ===== Hero 立体件（内页 banner 视觉，扁平化为几何线框） ===== */
.som-hero-stage { position: relative; height: 260px; }
.som-hero-visual { position: absolute; inset: 0; }
.som-hero-cube { position: absolute; border: 1px solid var(--som-line-dark); background: var(--som-tint); }
.som-hero-cube-1 { width: 180px; height: 180px; right: 8%; top: 8%; }
.som-hero-cube-2 { width: 120px; height: 120px; right: 22%; top: 42%; background: #fff; }
.som-hero-cube-3 { width: 90px; height: 90px; right: 4%; top: 58%; }
.som-hero-text { max-width: 560px; }
.som-hero-desc { font-size: 15px; color: var(--som-muted); line-height: 2; }
.som-hero-btn { display: inline-block; border: 1px solid var(--som-ink); padding: 12px 32px; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--som-ink); margin-top: 24px; }
.som-hero-btn:hover { background: var(--som-ink); color: #fff; opacity: 1; }
.som-hero-logo { height: 26px; margin-bottom: 20px; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) { .som-banner-inner { grid-template-columns: 1fr; gap: 40px; }
.som-banner-stats { border-left: none; border-top: 1px solid var(--som-line); }
.som-banner-stat { padding-left: 0; }
.som-contact-wrap, .som-cta-body, .som-about-plan { grid-template-columns: 1fr; gap: 40px; }
.som-cta-wechat { border-left: none; padding-left: 0; }
.som-elevator { display: none; } }
@media (max-width: 768px) { .som-header-inner { height: auto; padding: 14px 20px; flex-wrap: wrap; }
.som-nav { display: none; width: 100%; flex-direction: column; align-items: flex-start; gap: 2px; padding: 12px 0; border-top: 1px solid var(--som-line); }
.som-nav.som-nav-open { display: flex; }
.som-nav a { padding: 10px 0; font-size: 13px; width: 100%; border-bottom: none; }
.som-nav-toggle { display: block; }
.som-banner-inner { padding: 64px 20px 56px; }
.som-banner-title { font-size: 34px; }
.som-section { padding: 56px 20px; }
.som-page-header .som-container { padding: 56px 20px 40px; }
.som-page-header h1 { font-size: 32px; }
.som-solution-grid, .som-case-grid, .som-insight-grid { grid-template-columns: 1fr; }
.som-contact-wrap { padding: 40px 20px 64px; }
.som-timeline-item { grid-template-columns: 1fr; gap: 6px; }
.som-footer-con { grid-template-columns: 1fr 1fr; padding: 0 20px; }
.som-footer-but { padding: 20px 20px 0; }
.som-pro-sec { padding: 48px 20px; }
.som-search-cta, .som-search-list { padding-left: 20px; padding-right: 20px; }
.som-article-detail { padding: 40px 20px; } }

/* ===== 补齐类（结构容器/别名，随版式继承） ===== */
.som-banner-stat-value { font-size: 30px; font-weight: 250; }
.som-cases { max-width: 1240px; margin: 0 auto; padding: 88px 28px; }
.som-contact-form-card { border: 1px solid var(--som-line); padding: 40px; }
.som-float-ai { color: #fff; }
.som-float-badge { position: absolute; top: -6px; right: -6px; width: 8px; height: 8px; background: var(--som-accent); }
.som-float-contact-btn { background: none; border: none; cursor: pointer; font-size: 13px; color: var(--som-accent); padding: 0; text-align: left; }
.som-footer-ul1, .som-footer-ul2, .som-footer-ul3, .som-footer-ul4, .som-footer-ul5, .som-footer-ul6 { list-style: none; }
.som-hero-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; }
.som-hero-title { font-size: 42px; font-weight: 300; line-height: 1.18; letter-spacing: -0.02em; margin-bottom: 20px; }
.som-insights { max-width: 1240px; margin: 0 auto; padding: 88px 28px; }
.som-nav-search { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--som-ink-2); padding: 8px 10px; border-bottom: 1px solid transparent; }
.som-nav-search:hover, .som-nav-search.active { color: var(--som-ink); border-bottom-color: var(--som-ink); opacity: 1; }
.som-price-grid { display: grid; gap: 32px; }
.som-pro-title { font-size: 30px; font-weight: 300; letter-spacing: -0.02em; margin-bottom: 20px; }
.som-service-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); border-top: 1px solid var(--som-line); border-left: 1px solid var(--som-line); }
.som-testimonials { max-width: 1240px; margin: 0 auto; padding: 88px 28px; }
.som-toggle-open { background: var(--som-ink); }
.som-nav-toggle.som-toggle-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.som-nav-toggle.som-toggle-open span:nth-child(2) { opacity: 0; }
.som-nav-toggle.som-toggle-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.som-why-us-content { font-size: 14px; color: var(--som-muted); line-height: 1.8; }

/* 动效降级：偏好减少动效时直接呈现 */
@media (prefers-reduced-motion: reduce) { .som-reveal { opacity: 1; transform: none; transition: none; } }

/* ===== 组合类消歧（任务2236）：版式类挂节时节保持带状 ===== */
/* 模板存在 section.som-section.som-process / som-why-us / som-cases 等
组合写法——节必须保持 block 带，网格由内层 .som-container/.som-*-list 承担；否则节被当成网格容器，内层唯一子元素被压成窄列（标题竖排实证） */ section.som-section { display: block; }
.som-why-us-content { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 26px; }
.som-why-us-item { border: 1px solid var(--som-line); padding: 32px 28px; }
.som-icon-scroll { justify-content: flex-start; }

/* ===== 案例列表：封面多列网格（编辑式图卡） ===== */
.som-pro-ul { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 44px 32px; }
.som-pro-li a { display: block; }
img.som-pro-img { width: 100%; aspect-ratio: 3 / 2; height: auto; object-fit: cover; }
.som-pro-filter-active { color: var(--som-ink) !important; border-bottom: 1px solid var(--som-ink) !important; opacity: 1; }
.som-img-fallback { object-fit: contain; }/* 转化钮：SOM 黑底（页内样式白底在白节上不可辨，特异性 0,2,0 压页内 0,1,0） */
.som-contact-cta .som-price-cta-btn { background: var(--som-ink); color: #fff; border: 1px solid var(--som-ink); }
.som-contact-cta .som-price-cta-btn:hover { background: transparent; color: var(--som-ink); opacity: 1; }

/* ===== faq / help 页（此两页沿用 jx-* 类名）===== */
.jx-faq, .jx-help { max-width: 860px; margin: 0 auto; padding: 64px 28px 96px; }
.jx-faq-search input { width: 100%; border: none; border-bottom: 1px solid var(--som-ink); padding: 12px 0; font-size: 18px; font-weight: 300; outline: none; background: transparent; }
.jx-faq-sec-title, .jx-help h1, .jx-help h2 { font-size: 30px; font-weight: 300; letter-spacing: -0.01em; margin: 36px 0 20px; }
.jx-faq-list .jx-faq-item { border-bottom: 1px solid var(--som-line); padding: 20px 0; }
.jx-faq-q { display: flex; justify-content: space-between; align-items: center; font-size: 16px; font-weight: 500; cursor: pointer; }
.jx-faq-q .arrow { color: var(--som-faint); transition: transform 0.2s var(--som-ease); }
.jx-faq-item.open .arrow { transform: rotate(90deg); }
.jx-faq-a { padding: 14px 0 4px; font-size: 15px; color: var(--som-muted); line-height: 1.9; }
.jx-faq-err, .jx-help-err { color: #C0392B; padding: 24px 0; }
.jx-help-cats { display: flex; flex-wrap: wrap; gap: 18px; margin: 24px 0 36px; }
.jx-help-cats a { font-size: 13px; color: var(--som-muted); border-bottom: 1px solid transparent; padding-bottom: 2px; }
.jx-help-cats a:hover, .jx-help-cats a.active { color: var(--som-ink); border-bottom-color: var(--som-ink); opacity: 1; }
.jx-help-list .jx-help-item { border-bottom: 1px solid var(--som-line); }
.jx-help-list .jx-help-item a { display: block; padding: 18px 0; font-size: 16px; }
.jx-help-chat { margin-top: 32px; padding: 20px; border: 1px solid var(--som-line); font-size: 14px; color: var(--som-muted); }

/* som 终版补漏（任务：web.jinxino.cn 样式缺口）——retired 未覆盖的 4 个类 */
.som-detail-body h2 { font-size: 22px; font-weight: 400; letter-spacing: -0.01em; color: var(--som-ink); margin: 36px 0 12px; }
.som-detail-body h2:first-child { margin-top: 0; }
.som-detail-body p { margin-bottom: 14px; line-height: 1.8; }
.som-detail-body img { max-width: 100%; }
.som-service-svg, .som-svg-icon, .som-svg-lg { display: inline-block; }
.som-svg-icon { width: 20px; height: 20px; }
.som-svg-lg, .som-service-svg { width: 32px; height: 32px; }
.spotlight-package__cards-container { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.hero-landing__background--mobile { position: absolute; inset: 0; }
@media (max-width: 720px) { .spotlight-package__cards-container { grid-template-columns: 1fr; } }