/* 官网轻量布局：品牌/语义来自公开 H5 ui-system.css，专题页与首页共享。 */
:root {
  --brand: var(--ui-brand); --brand-action: var(--ui-brand-action);
  --text-1: var(--ui-text-1); --text-2: var(--ui-text-2); --text-3: var(--ui-text-3);
  --border: var(--ui-border); --surface: var(--ui-surface);
  --site-soft: color-mix(in srgb, var(--ui-brand-soft) 40%, var(--surface));
  --site-shadow: 0 16px 48px -24px color-mix(in srgb, var(--text-1) 24%, transparent);
  --z-sticky: 20; --z-dropdown: 400; --z-modal: 900;
  --navy: var(--text-1); --orange: var(--brand); --muted: var(--text-3);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; color: var(--text-1); background: var(--surface); font-family: var(--ui-font); line-height: 1.6; -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; }
img { max-width: 100%; }
svg.icon, .btn svg, .demo-modal__close svg { width: 20px; height: 20px; flex: 0 0 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
h1, h2, h3, p { margin-top: 0; }
h2 { margin-bottom: 0; font-size: clamp(28px, 2.6vw, 40px); line-height: 1.3; letter-spacing: -.03em; }
h2 > span { color: var(--brand-action); }
h3 { text-wrap: pretty; margin-bottom: 12px; font-size: 20px; line-height: 1.4; }
p { color: var(--text-2); }
.wrap { width: min(1280px, calc(100% - 64px)); margin-inline: auto; }
.skip { position: fixed; top: 8px; left: 16px; z-index: 1000; padding: 12px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; transform: translateY(-180%); }
.skip:focus { transform: none; }
.topbar { position: sticky; top: 0; z-index: var(--z-sticky); background: var(--surface); border-bottom: 1px solid var(--ui-border-2); }
.topbar.has-scrolled { box-shadow: 0 8px 24px -24px var(--text-1); }
.nav { display: flex; align-items: center; gap: 32px; min-height: 80px; }
.brand { display: inline-flex; align-items: center; gap: 12px; margin-right: auto; min-width: 0; }
.brand img { display: block; width: 40px; height: 40px; flex: 0 0 40px; border-radius: 12px; }
.brand b { display: block; font-size: 20px; line-height: 1.4; }
.brand small { display: block; color: var(--text-3); font-size: 12px; }
.brand-note { display: none; }
.navlinks, .nav-actions { display: flex; align-items: center; gap: 8px; }
.navlinks a { position: relative; display: inline-flex; align-items: center; min-height: 44px; padding: 8px 12px; font-size: 14px; font-weight: 600; }
.navlinks a:hover, .text-link:hover { color: var(--brand-action); }
.navlinks a[aria-current=location] { color: var(--brand-action); }
.navlinks a::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; border-radius: 999px; background: var(--brand-action); transform: scaleX(0); transform-origin: left; transition: transform var(--ui-motion-base); }
.navlinks a:hover::after, .navlinks a:focus-visible::after, .navlinks a[aria-current]::after { transform: scaleX(1); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 48px; padding: 12px 20px; border: 1px solid var(--border); border-radius: var(--ui-radius-button); background: var(--surface); color: var(--text-1); font-size: 16px; font-weight: 600; line-height: 1.4; transition: background var(--ui-motion-fast), border-color var(--ui-motion-fast); }
.btn:hover { border-color: var(--text-3); background: var(--ui-bg); }
.btn.primary, .mobile-panel-primary { background: var(--brand-action); border-color: var(--brand-action); color: var(--surface); }
.btn.primary:hover { background: var(--ui-brand-action-hover); border-color: var(--ui-brand-action-hover); }
.btn.primary:active { background: var(--ui-brand-action-pressed); }
.btn:disabled { opacity: .65; cursor: not-allowed; }
.text-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; color: var(--brand-action); font-size: 16px; font-weight: 600; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.mobile-menu { display: none; }
.mobile-menu summary { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; border: 1px solid var(--ui-border-2); border-radius: 12px; background: var(--ui-bg); color: var(--text-1); cursor: pointer; list-style: none; transition: background var(--ui-motion-fast),border-color var(--ui-motion-fast),color var(--ui-motion-fast); }
.mobile-menu summary .icon { width: 22px; height: 22px; flex-basis: 22px; }
.mobile-menu summary:hover { border-color: var(--border); background: var(--site-soft); }
.mobile-menu[open] summary { border-color: color-mix(in srgb,var(--brand) 24%,var(--border)); background: var(--ui-brand-soft); color: var(--ui-brand-action-pressed); }
.mobile-menu summary:focus-visible { outline: 2px solid var(--brand-action); outline-offset: 3px; }
.mobile-menu summary::-webkit-details-marker { display: none; }
.mobile-panel { position: absolute; top: calc(100% + 8px); right: 32px; width: min(360px, calc(100vw - 32px)); max-height: calc(100dvh - 112px); overflow-y: auto; padding: 16px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--site-shadow); }
.mobile-panel a { display: flex; align-items: center; min-height: 48px; margin-bottom: 8px; padding: 12px 16px; border-radius: 12px; }
.mobile-panel a:last-child { margin-bottom: 0; }.mobile-panel a[aria-current=page] { color: var(--ui-brand-action-pressed); background: var(--ui-brand-soft); font-weight: 600; }
.mobile-panel a:not(.mobile-panel-primary):hover { background: var(--site-soft); }
.hero { padding: 64px 0; background: radial-gradient(ellipse at 100% 0, var(--ui-brand-soft), transparent 60%), linear-gradient(135deg, var(--surface), var(--site-soft)); border-bottom: 1px solid var(--ui-border-2); }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; }
.hero .hero-grid { grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr); gap: 24px; }
.eyebrow, .kicker { margin-bottom: 16px; font-size: 14px; font-weight: 600; color: var(--brand-action); }
.hero h1 { text-wrap: balance; margin: 0 0 24px; font-size: clamp(40px, 4vw, 60px); line-height: 1.25; letter-spacing: -.04em; }
.hero h1 > span { color: var(--brand-action); }
.hero-lead { margin-bottom: 24px; max-width: 640px; font-size: 18px; line-height: 1.75; text-wrap: pretty; }
.hero-lead strong { color: var(--text-1); font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-primary { min-height: 56px; }
.hero-hint { margin: 16px 0 0; font-size: 14px; }
/* 参考宣传页的视觉张力，但保留真实HTML和劳小智品牌语言。 */
.marketing-copy { min-width: 0; container-type: inline-size; }
.hero .marketing-copy h1 { font-size: clamp(20px, 7cqi, 48px); white-space: nowrap; font-weight: 800; line-height: 1.3; }
.hero-visual { position: relative; min-width: 0; margin: 0; text-align: center; }
.visual-eyebrow { display: inline-block; padding: 8px 16px; border: 1px solid color-mix(in srgb,var(--brand) 20%,var(--border)); border-radius: 999px; color: var(--brand-action); background: var(--surface); font-size: 14px; font-weight: 600; }
.hero-art { display: block; width: 100%; height: auto; max-height: 480px; object-fit: contain; }
.hero-float { animation: hero-drift var(--cycle,6s) ease-in-out var(--phase,0s) infinite; animation-play-state: paused; }
.hero-visual[data-motion=on] .hero-float { animation-play-state: running; }
.hero-visual:hover .hero-float,.hero:focus-within .hero-float { animation-play-state: paused; }
@keyframes hero-drift { 50% { transform: translateY(var(--lift,-12px)); } }
.hero-visual figcaption { color: var(--text-2); font-size: 14px; margin-top: -12px; }
.comparison-section { background: var(--ui-bg); }.comparison-section .kicker { color: var(--ui-brand-action-pressed); }
.comparison-section .section-head { max-width: none; text-align: center; margin-bottom: 48px; }.comparison-section .section-head > p:last-child { margin-inline: auto; }
.comparison-section h2 { font-size: clamp(32px,4vw,56px); font-weight: 800; }.comparison-section h2 em { display: inline-block; margin-inline: 12px; font-size: .65em; font-style: normal; color: var(--brand-action); }
.comparison-frame { max-width: 1040px; margin-inline: auto; }
.comparison-head,.comparison-row { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); align-items: stretch; }
.comparison-column { min-width: 0; padding: 40px 40px 16px; }.comparison-column.after { border-radius: 16px 16px 0 0; }.comparison-column.before { margin-top: 24px; padding-top: 16px; border-radius: 16px 0 0 0; }
.comparison-column b { display: block; padding: 12px 16px; border-radius: 999px; background: var(--ui-bg); text-align: center; color: var(--text-1); font-size: 24px; line-height: 1.4; }.comparison-column.after b { background: var(--surface); color: var(--ui-brand-action-pressed); }
.comparison-grid { display: grid; }.comparison-row { min-width: 0; }
.comparison-cell { position: relative; min-width: 0; padding: 24px 40px; }
.comparison-cell h3 { margin: 8px 0; color: inherit; font-size: 24px; line-height: 1.4; }.comparison-cell p { margin: 0; font-size: 16px; color: inherit; text-wrap: balance; }.cell-label { display: block; font-size: 12px; }
.comparison-column.after,.comparison-cell.after { background: var(--brand-action); color: var(--surface); }.comparison-column.before,.comparison-cell.before { background: var(--surface); color: var(--text-2); }
.comparison-row + .comparison-row .comparison-cell::before { content: ""; position: absolute; top: 0; left: 40px; right: 40px; border-top: 1px dashed var(--border); }.comparison-row + .comparison-row .comparison-cell.after::before { border-color: color-mix(in srgb,var(--surface) 48%,transparent); }
.comparison-row:last-child .comparison-cell.after { padding-bottom: 48px; border-radius: 0 0 16px 16px; }.comparison-row:last-child .comparison-cell.before { margin-bottom: 24px; border-radius: 0 0 0 16px; }
.comparison-boundary { max-width: 1040px; margin: 24px auto 0; font-size: 14px; color: var(--text-2); text-align: center; }
.capability-section { background: var(--surface); }
.product-preview { min-width: 0; scroll-margin-top: 96px; padding: 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); box-shadow: var(--site-shadow); }
.product-preview:focus { outline: none; }.product-preview:focus-visible { outline: 2px solid var(--brand-action); outline-offset: 4px; }
.preview-heading { display: flex; align-items: center; gap: 16px; }.preview-heading p { margin: 0 0 4px; color: var(--text-2); font-size: 14px; }.preview-heading h2 { margin: 0; }
.preview-features { display: grid; }
.preview-feature { position: relative; isolation: isolate; display: flex; align-items: center; min-width: 0; }
.preview-feature-icon { display: flex; align-items: center; justify-content: center; flex: 0 0 32px; height: 32px; color: var(--brand-action); }.preview-feature b { display: block; font-size: 16px; font-weight: 600; white-space: nowrap; }
.preview-note { margin: 24px 0 0; padding-top: 16px; border-top: 1px solid var(--ui-border-2); color: var(--text-2); font-size: 12px; }
.capability-board { max-width: 1040px; margin-inline: auto; padding: 0; border: 0; border-radius: 0; box-shadow: none; }
.capability-board .preview-heading { justify-content: center; text-align: center; }.capability-board .preview-heading p { margin-bottom: 12px; color: var(--brand-action); font-size: 14px; font-weight: 600; }.capability-board .preview-heading h2 { font-size: clamp(32px,4vw,56px); letter-spacing: -.03em; }.capability-board .preview-heading span { display: block; margin-top: 16px; color: var(--text-2); font-size: 16px; font-weight: 400; }
.capability-board .preview-features { margin-top: 32px; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.capability-board .preview-feature { padding: 24px 16px 16px; min-height: 248px; flex-direction: column; gap: 16px; text-align: center; background: var(--ui-brand-soft); color: var(--text-1); border-radius: 16px; }
.capability-board .preview-feature-icon { width: 64px; height: 64px; flex: 0 0 64px; border-radius: 50%; color: var(--brand-action); background: var(--surface); }.capability-board .preview-feature-icon .icon { width: 24px; height: 24px; flex-basis: 24px; }
.capability-board .preview-feature > div { display: flex; flex: 1; flex-direction: column; gap: 16px; width: 100%; }.capability-board .preview-feature b { font-size: 20px; }.capability-board .preview-feature small { display: grid; place-items: center; flex: 1; min-height: 56px; margin: 0; padding: 12px; border-radius: 12px; font-size: 16px; background: var(--surface); color: var(--text-2); }
.capability-board .preview-note { margin-top: 24px; font-size: 14px; text-align: center; }
@media(max-width:767px){
  .visual-eyebrow { font-size: 12px; padding: 8px 12px; }.hero-visual figcaption { font-size: 12px; margin-top: -4px; }
  .comparison-section .section-head { margin-bottom: 32px; }.comparison-section h2 { font-size: 28px; }.comparison-section h2 em { margin-inline: 4px; }
  .comparison-column { padding: 24px 12px 8px; }.comparison-column.before { margin-top: 16px; padding-top: 8px; }.comparison-column b { padding: 8px 4px; font-size: 14px; }
  .comparison-cell { padding: 20px 16px; }.comparison-cell h3 { font-size: 18px; }.comparison-cell p { font-size: 14px; }.cell-label { font-size: 12px; }
  .comparison-row + .comparison-row .comparison-cell::before { left: 16px; right: 16px; }.comparison-row:last-child .comparison-cell.after { padding-bottom: 36px; }.comparison-row:last-child .comparison-cell.before { margin-bottom: 16px; }
  .capability-board .preview-features { margin-top: 32px; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; }.capability-board .preview-feature { padding: 20px 12px 12px; min-height: 232px; gap: 12px; }.capability-board .preview-feature-icon { width: 56px; height: 56px; flex-basis: 56px; }.capability-board .preview-feature b { min-height: 50px; display: grid; place-items: center; font-size: 18px; white-space: normal; text-wrap: balance; }.capability-board .preview-feature > div { gap: 12px; }.capability-board .preview-feature small { min-height: 64px; padding: 12px 8px; font-size: 14px; text-wrap: balance; }.capability-board .preview-heading h2 { font-size: 32px; }.capability-board .preview-heading span { font-size: 14px; line-height: 1.7; }
}
.status { display: inline-flex; align-items: center; width: fit-content; flex-shrink: 0; padding: 4px 8px; border: 1px solid var(--border); border-radius: 7px; font-size: 12px; font-weight: 600; line-height: 1.5; }
.status.neutral { color: var(--text-2); background: var(--ui-bg); }
.status.brand-status { color: var(--ui-brand-action-pressed); border-color: color-mix(in srgb, var(--brand) 24%, var(--border)); background: var(--ui-brand-soft); }
.section { padding: 80px 0; }
.section-head { margin-bottom: 32px; max-width: 840px; }.section-head h2 { text-wrap: balance; }.section-head > p:last-child { max-width: 720px; }
.section-head > p:last-child { font-size: 16px; margin: 16px 0 0; }
.value-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.icon-block { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: 12px; color: var(--brand-action); background: var(--ui-brand-soft); }
.value-card { padding: 24px; border: 0; border-top: 2px solid var(--ui-border-2); border-radius: 0; }
.value-card h3 { margin-top: 24px; }.value-card p { font-size: 16px; margin-bottom: 24px; }.value-card strong { font-size: 14px; font-weight: 600; }
.boss-account { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding-top: 24px; }
.boss-account p { margin: 0; font-size: 14px; }
.faq-section .kicker, .faq-section .text-link, .cta .kicker { color: var(--ui-brand-action-pressed); }

.ai-showcase { background: var(--site-soft); }
.outreach-chain { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0 0 24px; padding: 0; list-style: none; }
.outreach-chain li { display: flex; align-items: flex-start; gap: 12px; padding: 16px 0; border: 0; border-bottom: 1px solid var(--border); border-radius: 0; background: transparent; }
.outreach-chain li > span { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; flex: 0 0 32px; border-radius: 12px; color: var(--ui-brand-action-pressed); background: var(--ui-brand-soft); font-size: 14px; font-weight: 600; }
.outreach-chain b { display: block; font-size: 18px; }
.outreach-chain p { margin: 8px 0 0; font-size: 14px; }
.channel-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.channel-card { position: relative; padding: 24px; border: 1px solid var(--border); border-radius: 16px; background: var(--surface); }
.channel-card::before { content: none; }
.channel-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 24px; color: var(--brand-action); }
.channel-head > .icon { width: 24px; height: 24px; flex-basis: 24px; }
.channel-card h3 { font-size: 20px; margin-bottom: 12px; }
.channel-role { display: block; color: var(--text-1); font-size: 16px; font-weight: 600; }
.channel-card p { font-size: 16px; margin: 8px 0 0; }
.channel-support { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--border); }
.channel-support h3 { display: inline; margin-right: 8px; font-size: 16px; }
.channel-support .status { vertical-align: middle; }
.channel-support p { margin: 12px 0 0; font-size: 14px; }
.channel-status-note { margin: 24px 0 0; font-size: 14px; }
.boundary-note { display: flex; align-items: center; gap: 16px; margin-top: 24px; padding: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; }
.boundary-note > svg { color: var(--brand-action); }.boundary-note p { margin: 0; font-size: 14px; }.boundary-note strong { display: block; color: var(--text-1); }.boundary-note .text-link { margin-left: auto; white-space: nowrap; }
/* 首页轻卡片统一层级；仅展示名称、用途和状态，不伪装为操作入口。 */
.channel-overview { background: var(--ui-bg); }
.channel-overview > .wrap { max-width: 1040px; }
.channel-overview .section-head { max-width: none; text-align: center; }
.channel-overview .section-head > p:last-child { margin-inline: auto; }
.channel-overview .channel-grid { gap: 16px; }
.channel-overview .channel-card { min-width: 0; min-height: 240px; display: flex; flex-direction: column; padding: 24px; border: 1px solid var(--ui-border-2); border-radius: 16px; background: var(--surface); box-shadow: none; transform: none; transition: none; }
.channel-overview .channel-card::before { content: none; }
.channel-overview .channel-heading { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; margin: 0; }
.channel-overview .channel-heading .icon { box-sizing: content-box; width: 24px; height: 24px; flex: 0 0 auto; padding: 12px; border-radius: 12px; color: var(--brand-action); background: var(--ui-brand-soft); }
.channel-overview .channel-card h3 { margin: 0; font-size: 20px; line-height: 1.4; }
.channel-overview .channel-card p { margin: 8px 0 24px; font-size: 16px; }
.channel-overview .status { margin-top: auto; padding: 0; border: 0; border-radius: 0; background: none; font-weight: 400; }
.channel-disclaimer { margin: 24px 0 0; color: var(--text-2); font-size: 14px; text-align: center; }
@media(max-width:767px) {
  .channel-overview .channel-grid { gap: 12px; }
  .channel-overview .channel-card { min-height: 208px; padding: 20px 16px; }
  .channel-overview .channel-heading .icon { width: 20px; height: 20px; }
  .channel-overview .channel-card h3 { font-size: 18px; }
  .channel-overview .channel-card p { margin-bottom: 16px; font-size: 14px; }
}
.trust-layout, .faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; }
.trust-layout .section-head, .faq-layout .section-head { margin: 0; }.trust-layout .text-link { margin-top: 24px; }
.trust-list { display: grid; gap: 24px; }.trust-list article { display: flex; gap: 16px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }.trust-list article:last-child { border-bottom: 0; padding-bottom: 0; }
.trust-list article > svg { color: var(--brand-action); margin-top: 4px; }.trust-list h3 { margin-bottom: 8px; font-size: 18px; }.trust-list p { margin: 0; font-size: 16px; }
.faq-section { border-top: 1px solid var(--border); background: var(--ui-bg); }
.faq-item { border-bottom: 1px solid var(--border); }.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; padding: 16px 0; color: var(--text-1); font-size: 16px; font-weight: 600; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }.faq-item summary > span { font-size: 24px; font-weight: 400; color: var(--brand-action); }.faq-item[open] summary > span { transform: rotate(45deg); }.faq-item p { margin: 0 32px 24px 0; font-size: 16px; }
.cta { padding: 64px 0; background: var(--ui-brand-soft); }.cta-inner { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }.cta h2 { margin-bottom: 24px; }.cta p:last-child { margin-bottom: 0; }.cta-action { display: grid; gap: 12px; min-width: 280px; }.cta-action small { color: var(--text-2); text-align: center; font-size: 12px; }
.footer-resources { padding: 16px 0; border-top: 1px solid var(--border); }.footer-resources nav { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 24px; font-size: 14px; }.footer-resources nav span { color: var(--text-2); }.footer-resources a { display: inline-flex; align-items: center; min-height: 44px; }.footer-resources a:hover { color: var(--brand-action); text-decoration: underline; text-underline-offset: 4px; }.footer-resources p { margin: 8px 0 0; font-size: 12px; color: var(--text-2); }
.footer { background: var(--surface); padding: 48px 0 0; }.footer-body { display: grid; grid-template-columns: .9fr 1.1fr 1fr; gap: 48px; padding-bottom: 32px; }.footer-slogan { font-size: 14px; margin: 16px 0 0; }.footer-wechat { display: flex; align-items: center; gap: 16px; }.footer-qr { display: flex; align-items: center; width: 96px; flex: 0 0 96px; }.footer-qr img { width: 96px; height: auto; border: 1px solid var(--border); border-radius: 12px; }.footer-wechat b { font-size: 16px; }.footer-wechat p { font-size: 12px; margin: 8px 0 0; }.footer-phone { display: flex; align-items: center; gap: 8px; min-height: 44px; font-weight: 600; }.footer-wechat small { display: block; font-size: 12px; color: var(--text-3); }.footer-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }.footer-nav a { display: flex; align-items: center; min-height: 44px; font-size: 14px; }.footer-nav a:hover { color: var(--brand-action); }.copy { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; padding: 16px 0; border-top: 1px solid var(--border); color: var(--text-3); font-size: 12px; }.copy a { display: inline-flex; align-items: center; min-height: 44px; }
.mobile-bottom-actions { display: none; }
.consult-float { position: fixed; right: 24px; bottom: 24px; z-index: var(--z-dropdown); }
.consult-float summary { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 12px 20px; background: var(--surface); color: var(--text-1); border: 1px solid var(--border); border-radius: 12px; box-shadow: var(--site-shadow); font-size: 16px; font-weight: 600; cursor: pointer; list-style: none; }
.consult-float summary::-webkit-details-marker { display: none; }
.consult-pop { position: absolute; right: 0; bottom: calc(100% + 12px); display: flex; flex-direction: column; width: 304px; max-height: calc(100dvh - 112px); overflow: hidden; padding: 0; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--site-shadow); text-align: center; }
.consult-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-shrink: 0; min-height: 64px; padding: 8px 16px; border-bottom: 1px solid var(--ui-border-2); }
.consult-head b { text-align: left; font-size: 18px; }
.consult-content { min-height: 0; overflow-y: auto; padding: 16px 24px 24px; }
.consult-content > p { font-size: 14px; margin: 0 0 12px; }
.consult-pop .consult-qr { display: block; width: 144px; height: auto; margin: 16px auto; }
.consult-content > a { display: flex; align-items: center; justify-content: center; min-height: 44px; color: var(--brand-action); text-decoration: underline; text-underline-offset: 4px; font-size: 14px; }
.consult-content > span { display: block; font-size: 12px; color: var(--text-3); margin-top: 8px; }
.consult-content .btn { width: 100%; margin-top: 8px; }
.consult-pop .consult-close { width: 44px; height: 44px; min-height: 44px; flex: 0 0 44px; padding: 0; margin: 0; border: 0; background: transparent; }
.consult-pop .consult-close:hover { background: var(--ui-bg); }
.copy-status:empty { display: none; }.consult-content .copy-status { margin: 12px 0 0; }
/* 动效只有 transform/opacity；内容不靠隐藏类解锁。 */
.btn, .text-link { transition: transform var(--ui-motion-fast); }
.btn.primary svg, .text-link svg, .faq-item summary > span { transition: transform var(--ui-motion-fast); }
.btn:active:not(:disabled) { transform: translateY(1px); }
@media (hover: hover) and (pointer: fine) {
  .btn:hover:not(:disabled) { transform: none; }
  .btn.primary:hover svg, .text-link:hover svg { transform: translateX(4px); }
}
/* 阅读卡片只反馈图标，不把信息容器伪装成可点击按钮。 */
.value-card .icon-block, .channel-heading > .icon, .channel-head > .icon, .preview-feature-icon, .feature-card > .icon-block { transition: transform var(--ui-motion-fast); }
@media (hover: hover) and (pointer: fine) {
  .value-card:hover .icon-block, .feature-card:hover > .icon-block { transform: translateY(-3px); }
  .channel-card:hover .channel-heading > .icon, .channel-card:hover .channel-head > .icon, .preview-feature:hover .preview-feature-icon { transform: translateY(-2px); }
}
/* 预约是直接填写的短表单，不使用折叠、嵌套卡片或额外资料步骤。 */
.demo-modal { display: none; position: fixed; inset: 0; z-index: var(--z-modal); align-items: center; justify-content: center; padding: 24px; }
.demo-modal.is-open { display: flex; }
.demo-modal-open { overflow: hidden; }
.demo-modal__backdrop { position: absolute; inset: 0; background: color-mix(in srgb, var(--text-1) 52%, transparent); }
.demo-modal__dialog { position: relative; display: flex; flex-direction: column; width: min(560px, 100%); max-height: calc(100dvh - 48px); overflow: hidden; padding: 24px; border-radius: var(--ui-radius-surface); background: var(--surface); box-shadow: var(--site-shadow); }
.demo-modal__head { display: flex; align-items: flex-start; justify-content: space-between; flex-shrink: 0; gap: 16px; margin-bottom: 24px; }
.demo-modal__head h2 { font-size: 24px; line-height: 1.35; }
.demo-modal__head p { margin: 8px 0 0; color: var(--text-2); font-size: 14px; line-height: 1.6; }
.demo-modal__close { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; flex: 0 0 44px; margin: -8px -8px 0 0; border: 0; border-radius: 12px; background: transparent; color: var(--text-2); }
.demo-modal__close:hover { background: var(--ui-bg); color: var(--text-1); }
.demo-modal__form { display: flex; flex-direction: column; min-height: 0; }
.demo-modal__body { min-height: 0; overflow-y: auto; padding: 4px; margin: -4px; scrollbar-gutter: stable; }
.demo-modal__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.demo-modal__field { min-width: 0; }
.demo-modal__field--full { grid-column: 1 / -1; }
.demo-modal__field label { display: flex; align-items: baseline; gap: 8px; margin-bottom: 8px; color: var(--text-2); font-size: 14px; font-weight: 600; line-height: 1.5; }
.demo-modal__field label em { font-style: normal; color: var(--ui-danger-action); }
.demo-modal__field label small { color: var(--text-3); font-size: 12px; font-weight: 400; }
.demo-modal__field input, .demo-modal__field textarea { display: block; width: 100%; min-height: 44px; padding: 12px; border: 1px solid var(--border); border-radius: var(--ui-radius-control); background: var(--surface); color: var(--text-2); font-size: 16px; line-height: 1.4; }
.demo-modal__field input::placeholder, .demo-modal__field textarea::placeholder { color: var(--text-3); opacity: 1; }
.demo-modal__field textarea { min-height: 80px; resize: vertical; }
/* 文本输入只用连续的 2px 边框表达焦点，不叠加公开 H5 的外侧 outline。
   padding 同步减少 1px，保持控件尺寸与文字位置不变；按钮和勾选框仍用共享焦点环。 */
:root :is(.demo-modal__field, .demo-form .field) :is(input, textarea):focus {
  border: 2px solid var(--ui-brand-action);
  padding: 11px;
  outline: none;
  outline-offset: 0;
  box-shadow: none;
}
.demo-modal__honeypot { display: none; }
.demo-modal__consent { display: flex; align-items: flex-start; gap: 8px; min-height: 44px; margin: 16px 0 0; font-size: 14px; line-height: 1.6; color: var(--text-2); }
.demo-modal__consent input, .consent input { width: 16px; height: 16px; flex: 0 0 16px; margin: 14px 0 0; }
.demo-modal__consent a { color: var(--brand-action); text-decoration: underline; text-underline-offset: 4px; }
.demo-modal__footer { flex-shrink: 0; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--ui-border-2); }
.demo-modal__submit { width: 100%; }
.demo-modal__status { display: none; margin-top: 16px; padding: 12px 16px; background: var(--ui-bg); color: var(--text-2); border-radius: 10px; font-size: 14px; }
.demo-modal__status.is-visible { display: block; }
.demo-modal__status.is-error { color: var(--ui-danger-action); background: var(--ui-danger-soft); }
.button-spinner { width: 16px; height: 16px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .8s linear infinite; }@keyframes spin { to { transform: rotate(360deg); } }
.demo-modal__consent a, .consent a { display: inline-flex; align-items: center; min-height: 44px; vertical-align: baseline; }
.field-error { display: block; margin-top: 8px; color: var(--ui-danger-action); font-size: 14px; line-height: 1.5; }
:root :is(.demo-modal__field,.demo-form .field) :is(input,textarea)[aria-invalid=true] { border-color: var(--ui-danger-action); }
.demo-modal__status.is-success, .form-status.is-success { color: var(--text-1); background: var(--ui-success-soft); }
.demo-modal-open .mobile-bottom-actions, .demo-modal-open .consult-float, .booking-form-in-view .mobile-bottom-actions { visibility: hidden; }
.booking-page .consult-float:not([open]) { display: none; }
:root :is(.demo-modal__field,.demo-form .field) :is(input,textarea):not(:placeholder-shown) { font-weight: 600; }
:root :is(.demo-modal__field,.demo-form .field) :is(input,textarea)::placeholder { font-weight: 400; }
/* 兼容既有八阶段专题，不依赖首页退役图示。 */
.subhero { padding: 64px 0; background: var(--site-soft); }.subhero-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }.subhero h1 { margin: 16px 0 24px; font-size: clamp(32px, 4vw, 52px); line-height: 1.3; }.subhero h1 > span { display: block; }.subhero h1 > span:last-child { color: var(--brand-action); }.route-card { padding: 32px; border: 1px solid var(--border); background: var(--surface); border-radius: 16px; }.route-card h2 { font-size: 24px; }.route-card p { margin: 16px 0; }.route-line { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }.route-line span { padding: 12px; background: var(--ui-bg); border-radius: 10px; font-size: 14px; }
.journey-section { padding: 64px 0; }.journey-list { display: grid; gap: 24px; }.journey-stage { display: grid; grid-template-columns: 48px 240px 1fr; gap: 24px; padding: 32px; border: 1px solid var(--border); border-radius: 16px; }.journey-num { font-size: 24px; font-weight: 600; color: var(--brand-action); }.journey-title small { color: var(--brand-action); }.journey-title h3 { margin: 8px 0; }.journey-title p { margin: 0; font-size: 14px; }.journey-points { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }.journey-points b { font-size: 16px; }.journey-points p { margin: 8px 0 0; font-size: 14px; }.journey-outcome { grid-column: 2 / -1; padding: 12px 16px; background: var(--site-soft); border-radius: 10px; font-size: 14px; }.workflow-note { margin-top: 32px; padding: 24px; background: var(--ui-bg); border-radius: 16px; }
@media (max-width: 1279px) {
  .nav { gap: 16px; }.navlinks { display: none; }.mobile-menu { display: block; order: 3; }.page-hero .hero-grid { grid-template-columns: 1fr; gap: 40px; }.hero-copy { max-width: 760px; }.product-preview { width: 100%; max-width: 760px; }.hero h1 { font-size: 52px; }.channel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }.value-card { padding: 24px; }.trust-layout, .faq-layout { gap: 32px; }.footer-body { grid-template-columns: 1fr 1fr; gap: 32px; }.footer-nav { grid-column: 1 / -1; grid-template-columns: repeat(4, minmax(0, 1fr)); }.journey-stage { grid-template-columns: 48px 1fr; }.journey-points { grid-column: 2 / -1; }.subhero-grid { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .demo-modal__consent input, .consent input { margin-top: 4px; }
  .ai-showcase .section-head h2 > span { display: block; }
  .outreach-chain { grid-template-columns: 1fr; gap: 12px; }.outreach-chain li { padding: 16px; }
  .channel-support { grid-template-columns: 1fr; gap: 16px; }.channel-card h3 { font-size: 18px; }
  html { scroll-padding-top: 88px; }.wrap { width: calc(100% - 32px); }.nav { min-height: 72px; gap: 12px; }.brand { gap: 8px; }.brand img { width: 40px; height: 40px; }.brand b { font-size: 18px; }.brand small { font-size: 12px; }.nav-actions { display: none; }.mobile-panel { right: 16px; max-height: calc(100dvh - 160px); }
  body { padding-bottom: calc(80px + env(safe-area-inset-bottom)); }.hero { padding: 40px 0; }.hero-grid { gap: 32px; }.hero h1 { font-size: clamp(36px, 8vw, 44px); line-height: 1.3; margin-bottom: 24px; }.hero-lead { font-size: 16px; }.hero-lead br { display: block; }.subhero .hero-actions,.page-hero .hero-actions { display: grid; grid-template-columns: 1fr; }.hero-actions .btn { min-height: 48px; }
  .product-preview { padding: 24px 16px; }.capability-board { padding: 0; }
  .section { padding: 48px 0; }.section-head { margin-bottom: 24px; }h2 { font-size: 28px; }h3 { font-size: 18px; }.value-grid { grid-template-columns: 1fr; gap: 16px; }.value-card { padding: 24px; }.value-card h3 { margin-top: 16px; }.value-card p { margin-bottom: 16px; }.boss-account { display: block; padding-top: 16px; }.boss-account .text-link { margin-top: 8px; }
  .channel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }.channel-card { padding: 16px; }.channel-head { margin-bottom: 16px; }.boundary-note { flex-wrap: wrap; padding: 20px; }.boundary-note p { flex: 1; min-width: 200px; }.boundary-note .text-link { margin-left: 36px; }.trust-layout, .faq-layout { grid-template-columns: 1fr; gap: 32px; }.trust-list { gap: 20px; }.trust-list article { padding-bottom: 20px; }

  .cta { padding: 48px 0; }.cta-inner { grid-template-columns: 1fr; gap: 24px; }.cta-action { min-width: 0; }.cta p br { display: none; }.footer { padding-top: 32px; }.footer-body { grid-template-columns: 1fr; gap: 24px; }.footer-nav { grid-column: auto; grid-template-columns: 1fr 1fr; gap: 8px; }.footer-wechat { padding: 16px; border: 1px solid var(--border); border-radius: 16px; }.footer-qr, .footer-qr img { width: 88px; }.footer-qr { flex-basis: 88px; }.copy { display: grid; gap: 0; }
  .mobile-bottom-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; position: fixed; z-index: var(--z-sticky); bottom: 0; left: 0; right: 0; padding: 12px 16px calc(12px + env(safe-area-inset-bottom)); border-top: 1px solid var(--border); background: var(--surface); }.mobile-bottom-actions a { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; border: 1px solid var(--border); border-radius: 12px; font-size: 16px; font-weight: 600; }.mobile-bottom-actions .primary { background: var(--brand-action); color: var(--surface); border-color: var(--brand-action); }
  .consult-float { right: 16px; bottom: calc(88px + env(safe-area-inset-bottom)); }.consult-float:not([open]) { display: none; }.consult-float[open] summary { display: none; }.consult-pop { position: static; width: min(320px, calc(100vw - 32px)); max-height: calc(100dvh - 192px); padding: 0; }
  .demo-modal { padding: 16px; }.demo-modal__dialog { max-height: calc(100dvh - 32px); padding: 20px; padding-bottom: calc(20px + env(safe-area-inset-bottom)); }.demo-modal__head { gap: 12px; margin-bottom: 20px; }.demo-modal__head h2 { font-size: 22px; }.demo-modal__field--required { grid-column: 1 / -1; }
  .subhero { padding: 40px 0; }.subhero-grid { gap: 24px; }.subhero h1 { font-size: 32px; }.route-card { padding: 24px; }.journey-section { padding: 48px 0; }.journey-stage { grid-template-columns: 32px 1fr; gap: 16px; padding: 20px; }.journey-points { grid-template-columns: 1fr; gap: 16px; }.journey-outcome { grid-column: 1 / -1; }.journey-title h3 { font-size: 18px; }.journey-num { font-size: 20px; }
}
@media(max-width:479px){
  .hero .hero-grid { grid-template-columns: 1fr; gap: 32px; }.marketing-copy { text-align: center; }.hero .hero-actions { display: grid; grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; }.value-card .icon-block,.channel-heading > .icon,.channel-head > .icon,.preview-feature-icon,.feature-card > .icon-block { transform: none !important; }*, *::before, *::after { animation: none !important; transition: none !important; } }