:root {
  --color-primary: #146ef5;
  --color-primary-hover: #0b56d9;
  --color-primary-soft: #e8f2ff;
  --color-secondary: #0a1020;
  --color-accent: #79bfff;
  --color-accent-bright: #00a8ff;
  --color-background: #f7faff;
  --color-page-base: #f5f8fc;
  --color-surface: #ffffff;
  --color-surface-soft: #eef5ff;
  --color-surface-dark: #070b14;
  --color-foreground: #07111f;
  --color-foreground-muted: #526174;
  --color-on-dark: #f5f9ff;
  --color-on-dark-muted: #afc4de;
  --color-border: #d6e7ff;
  --color-focus: #00a8ff;
  --color-glow: rgba(20, 110, 245, .22);
  --color-glow-strong: rgba(20, 110, 245, .34);
  --color-ambient-soft: rgba(20, 110, 245, .18);
  --color-header-glass: rgba(255, 255, 255, .92);
  --color-shadow-strong: rgba(5, 33, 78, .20);
  --color-card-shadow: rgba(7, 17, 31, .08);
  --color-card-shadow-soft: rgba(7, 17, 31, .04);
  --color-card-highlight: rgba(255, 255, 255, .92);
  --color-glass-border: rgba(121, 191, 255, .16);
  --color-card-glow: rgba(20, 110, 245, .42);
  --color-card-glow-soft: rgba(121, 191, 255, .22);
  --container: 1200px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 10px 30px rgba(20, 110, 245, .10);
  --shadow-lg: 0 28px 72px var(--color-shadow-strong);
  --shadow-card: 0 22px 50px var(--color-card-shadow), 0 3px 10px var(--color-card-shadow-soft);
  --shadow-card-hover: 0 28px 62px var(--color-card-shadow), 0 6px 16px var(--color-card-shadow-soft);
  --transition: 200ms ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; color: var(--color-foreground); background: var(--color-surface); font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif; font-size: 16px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
main { position: relative; isolation: isolate; overflow: hidden; background: var(--color-page-base); }
.site-main, .site-main > * { margin-block-start: 0; }
main > section { position: relative; z-index: 1; }
.grainient-background { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; background: radial-gradient(circle at 82% 9%, rgba(191, 217, 255, .86), transparent 28%), radial-gradient(circle at 13% 44%, rgba(232, 241, 255, .96), transparent 31%), radial-gradient(circle at 76% 76%, rgba(191, 217, 255, .56), transparent 34%), var(--color-page-base); }
.grainient-background::after { position: absolute; inset: 0; background: rgba(255, 255, 255, .38); content: ""; }
.grainient-canvas { display: block; width: 100%; height: 100%; opacity: .58; }
.grainient-background.is-fallback .grainient-canvas { display: none; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--color-foreground); line-height: 1.15; letter-spacing: -.035em; }
h1 { max-width: 760px; margin-bottom: 28px; font-size: clamp(2.8rem, 4vw, 3.8rem); font-weight: 720; }
.hero-title-line { display: block; overflow: hidden; }
.hero-title-line > span { display: block; transform-origin: 50% 100%; }
h2 { margin-bottom: 24px; font-size: clamp(2.2rem, 3.5vw, 3.6rem); font-weight: 700; }
h3 { margin-bottom: 14px; font-size: 1.35rem; }
.container { width: min(calc(100% - 64px), var(--container)); margin-inline: auto; }
.section { padding: 112px 0; }
.eyebrow { margin-bottom: 20px; color: var(--color-primary); font-size: .875rem; font-weight: 800; letter-spacing: .08em; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: fixed; top: 10px; left: 10px; z-index: 100; padding: 10px 16px; color: var(--color-on-dark); background: var(--color-secondary); border-radius: 6px; transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 4px; }

.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; gap: 8px; padding: 13px 22px; border: 1px solid transparent; border-radius: 8px; font-weight: 750; line-height: 1.2; transition: color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition); cursor: pointer; }
.button-primary { color: var(--color-on-dark); background: var(--color-primary); box-shadow: 0 10px 26px var(--color-glow); }
.button-primary:hover { background: var(--color-primary-hover); box-shadow: 0 14px 34px var(--color-glow-strong); }
.button-secondary { color: var(--color-foreground); background: var(--color-surface); border-color: var(--color-border); }
.button-secondary:hover { color: var(--color-primary); border-color: var(--color-primary); }
.button-small { min-height: 44px; padding: 10px 17px; font-size: .9rem; }

.border-glow-target { --glow-opacity: 0; --pointer-x: 50%; --pointer-y: 50%; isolation: isolate; overflow: visible; }
.border-glow-target > :not(.card-glow-layer) { position: relative; z-index: 1; }
.card-glow-layer { position: absolute; pointer-events: none; opacity: var(--glow-opacity); transition: opacity 250ms ease-out; }
.card-glow-border { inset: -1px; z-index: 3; padding: 2px; background: radial-gradient(circle 130px at var(--pointer-x) var(--pointer-y), #00a8ff 0, #146ef5 28%, rgba(121, 191, 255, .72) 52%, transparent 100%); border-radius: inherit; -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: exclude; }
.card-glow-fill { inset: 1px; z-index: 0; background: radial-gradient(circle at var(--pointer-x) var(--pointer-y), rgba(121, 191, 255, .24), transparent 42%); border-radius: inherit; opacity: calc(var(--glow-opacity) * .68); }
.card-glow-edge { inset: -5px; z-index: 2; border: 1px solid transparent; border-radius: inherit; box-shadow: 0 0 16px rgba(0, 168, 255, .34), 0 0 30px rgba(20, 110, 245, .18); -webkit-mask-image: radial-gradient(circle 110px at var(--pointer-x) var(--pointer-y), #000 0 34%, transparent 100%); mask-image: radial-gradient(circle 110px at var(--pointer-x) var(--pointer-y), #000 0 34%, transparent 100%); }

.site-header { position: sticky; top: 0; z-index: 50; background: var(--color-header-glass); border-bottom: 1px solid var(--color-border); backdrop-filter: blur(14px); }
.header-inner { display: flex; min-height: 76px; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; min-height: 44px; align-items: center; color: var(--color-foreground); }
.brand-logo { display: block; width: 62px; height: auto; }
.brand-logo-static { aspect-ratio: 206/195; background: var(--color-accent-bright); -webkit-mask: url("../images/logo-primary.png") center/contain no-repeat; mask: url("../images/logo-primary.png") center/contain no-repeat; }
.primary-nav, .nav-links { display: flex; align-items: center; }
.primary-nav { margin-left: auto; }
.nav-links { gap: 22px; }
.nav-links > a:not(.button) { min-height: 44px; display: inline-flex; align-items: center; color: var(--color-foreground-muted); font-size: .93rem; font-weight: 650; }
.nav-links > a:not(.button):hover { color: var(--color-primary); }
.nav-placeholder { position: relative; display: inline-flex; min-height: 44px; align-items: center; color: var(--color-foreground-muted); font-size: .9rem; font-weight: 650; white-space: nowrap; cursor: default; }
.nav-placeholder::after { position: absolute; right: 0; bottom: 4px; left: 0; height: 1px; background: var(--color-border); content: ""; transform: scaleX(0); transition: transform var(--transition); }
.nav-placeholder:hover::after { transform: scaleX(1); }

.hero { position: relative; display: grid; min-height: calc(100vh - 76px); overflow: hidden; place-items: center; padding: 84px 0 92px; background: transparent; }
.hero::before { position: absolute; top: -30%; right: -12%; width: 62vw; height: 62vw; border: 1px solid var(--color-border); border-radius: 50%; content: ""; }
.hero::after { position: absolute; right: 22%; bottom: -56%; width: 52vw; height: 52vw; border: 1px solid var(--color-glow); border-radius: 50%; content: ""; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, .9fr) minmax(520px, 1.1fr); gap: 68px; align-items: center; }
.hero-copy { padding-block: 24px; }
.hero-lead { max-width: 620px; margin-bottom: 34px; color: var(--color-foreground-muted); font-size: 1.14rem; line-height: 1.78; }
.hero-actions { display: flex; }
.system-map { position: relative; padding: 24px; background: rgba(255, 255, 255, .82); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); transform: translate3d(0, var(--map-parallax, 0), 0); backdrop-filter: blur(18px); }
.system-map::before { position: absolute; inset: 1px 20px auto; height: 1px; background: var(--color-card-highlight); content: ""; }
.system-map-head { display: flex; align-items: center; justify-content: space-between; padding: 3px 4px 20px; color: var(--color-foreground-muted); font-size: .85rem; font-weight: 750; }
.status-dot { display: flex; align-items: center; gap: 7px; color: var(--color-primary); }
.status-dot::before { width: 7px; height: 7px; background: var(--color-accent-bright); box-shadow: 0 0 14px var(--color-accent-bright); border-radius: 50%; content: ""; }
.system-map-body { position: relative; display: grid; grid-template-columns: 1fr 1fr; padding: 0; }
.system-map-body::before { position: absolute; top: 24%; right: 50%; bottom: 21%; width: 1px; background: var(--color-border); content: ""; }
.map-card { position: relative; z-index: 1; display: flex; min-height: 112px; align-items: center; gap: 15px; padding: 22px; background: transparent; }
.map-card-search, .map-card-ai { border-bottom: 1px solid var(--color-border); }
.map-card-search, .map-card-content { border-right: 1px solid var(--color-border); }
.map-card strong, .map-card small { display: block; }
.map-card strong { margin-bottom: 4px; font-size: 1.08rem; }
.map-card small { color: var(--color-foreground-muted); font-size: .82rem; }
.map-index { display: grid; flex: 0 0 36px; height: 36px; place-items: center; color: var(--color-primary); background: var(--color-primary-soft); border-radius: 50%; font-size: .8rem; font-weight: 800; }
.map-result { position: relative; z-index: 2; grid-column: 1/-1; display: flex; align-items: center; justify-content: space-between; padding: 20px 22px 4px; border-top: 1px solid var(--color-accent); }
.map-result span { color: var(--color-primary); font-size: .8rem; font-weight: 800; letter-spacing: .06em; }

.chapter-heading { max-width: 760px; margin-bottom: 60px; }
.chapter-heading-wide { max-width: 920px; }
.chapter-heading > p:last-child { max-width: 650px; margin-bottom: 0; color: var(--color-foreground-muted); font-size: 1.04rem; }

.problem-decision-section { background: transparent; }
.problem-decision-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 34px 84px; align-items: center; }
.problem-signals { display: flex; flex-direction: column; gap: 12px; }
.problem-signal { display: grid; grid-template-columns: 38px 1fr; gap: 17px; padding: 22px 0; border-bottom: 1px solid var(--color-border); }
.problem-signal:first-child { border-top: 1px solid var(--color-border); }
.problem-signal > span { color: var(--color-primary); font-size: .8rem; font-weight: 800; }
.problem-signal h3 { margin-bottom: 7px; font-size: 1.18rem; }
.problem-signal p { margin: 0; color: var(--color-foreground-muted); font-size: .92rem; }
.decision-stack { position: relative; min-height: 525px; }
.decision-layer { position: absolute; width: calc(100% - 80px); min-height: 190px; padding: 26px 30px; background: rgba(255, 255, 255, .96); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); transition: transform var(--transition), box-shadow var(--transition); }
.decision-layer:hover { z-index: 5; box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.decision-layer > span:not(.card-glow-layer) { display: inline-flex; margin-bottom: 14px; color: var(--color-primary); font-size: .82rem; font-weight: 800; letter-spacing: .05em; }
.decision-layer h3 { margin-bottom: 8px; }
.decision-layer p { max-width: 510px; margin-bottom: 12px; color: var(--color-foreground-muted); }
.decision-layer strong { color: var(--color-foreground); }
.decision-search { top: 0; left: 0; }
.decision-ai { top: 166px; left: 40px; }
.decision-content { top: 332px; left: 80px; }
.system-insight { grid-column: 1/-1; display: flex; align-items: center; gap: 24px; padding: 22px 28px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.system-insight span { color: var(--color-primary); font-size: .72rem; font-weight: 800; letter-spacing: .1em; }

.solutions-section { position: relative; overflow: hidden; background: transparent; }
.solutions-section::before { position: absolute; top: 15%; right: -13%; width: 480px; height: 480px; background: radial-gradient(circle, var(--color-primary-soft), transparent 68%); content: ""; }
.growth-engine { position: relative; display: grid; grid-template-columns: 1fr .38fr 1fr; grid-template-rows: auto auto; gap: 18px; }
.capability, .engine-result { position: relative; min-height: 242px; padding: 34px; border-radius: var(--radius-md); }
.capability { background: linear-gradient(145deg, var(--color-surface), var(--color-background)); border: 1px solid var(--color-border); box-shadow: var(--shadow-card); transition: transform var(--transition), box-shadow var(--transition); }
.capability:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.capability > span:not(.card-glow-layer) { display: inline-flex; margin-bottom: 52px; color: var(--color-primary); font-size: .82rem; font-weight: 800; letter-spacing: .05em; }
.capability p { max-width: 430px; margin: 0; color: var(--color-foreground-muted); }
.capability-seo { grid-column: 1; grid-row: 1; }
.capability-geo { grid-column: 1; grid-row: 2; }
.engine-result { grid-column: 2; grid-row: 1/-1; display: grid; min-height: 180px; align-self: center; align-content: center; padding: 22px 12px; text-align: center; color: var(--color-foreground); background: var(--color-primary-soft); border: 1px solid var(--color-accent); box-shadow: var(--shadow-sm); }
.engine-result::before, .engine-result::after { position: absolute; top: 50%; width: 25px; height: 1px; background: var(--color-accent); content: ""; }
.engine-result::before { left: -25px; }.engine-result::after { right: -25px; }
.engine-result small, .engine-result strong { display: block; color: inherit; }
.engine-result small { margin-bottom: 14px; color: var(--color-primary); font-size: .8rem; font-weight: 800; letter-spacing: .06em; }
.engine-result strong { color: var(--color-foreground); font-size: 1.18rem; line-height: 1.4; }
.capability-ip { grid-column: 3; grid-row: 1; }
.capability-digital { grid-column: 3; grid-row: 2; }
.section-link { display: inline-flex; min-height: 44px; align-items: center; gap: 8px; margin-top: 30px; color: var(--color-primary); font-weight: 780; }
.section-link:hover { color: var(--color-primary-hover); }

.method-section { background: transparent; }
.process-rail { position: relative; display: grid; margin: 76px 0 0; padding: 0; grid-template-columns: repeat(4, 1fr); list-style: none; }
.process-rail::before { position: absolute; top: 28px; right: 12%; left: 12%; height: 1px; background: var(--color-accent); content: ""; }
.process-rail li { position: relative; z-index: 1; padding: 0 22px; text-align: center; }
.process-rail li > span { display: grid; width: 56px; height: 56px; margin: 0 auto 28px; place-items: center; color: var(--color-on-dark); background: var(--color-primary); border: 7px solid rgba(248, 251, 255, .94); border-radius: 50%; box-shadow: 0 0 0 1px var(--color-border), 0 12px 30px var(--color-glow); font-size: .72rem; font-weight: 800; }
.process-rail strong { font-size: 1.18rem; }
.process-rail p { max-width: 220px; margin: 7px auto 0; color: var(--color-foreground-muted); font-size: .9rem; }

.cases-section { background: transparent; }
.case-stories { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: start; }
.case-story { padding: 30px 32px; background: rgba(255, 255, 255, .9); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); transition: transform var(--transition), box-shadow var(--transition); }
.case-story:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.case-story-primary { display: flex; flex-direction: column; justify-content: center; padding: 36px; border-top: 3px solid var(--color-primary); }
.case-story:nth-child(2), .case-story:nth-child(3) { margin-top: 64px; }
.case-top { display: flex; justify-content: space-between; margin-bottom: 28px; color: var(--color-foreground-muted); font-size: .82rem; }
.case-top strong { color: var(--color-primary); }
.case-story h3 { max-width: 520px; }
.case-story dl, .case-story dd { margin: 0; }
.case-story dl > div { display: grid; grid-template-columns: 48px 1fr; gap: 12px; padding: 13px 0; border-top: 1px solid var(--color-border); }
.case-story dt { color: var(--color-foreground-muted); font-size: .8rem; font-weight: 800; }
.case-story dd { color: var(--color-foreground-muted); font-size: .9rem; }
.case-result dd { color: var(--color-foreground); }
.case-result strong { color: var(--color-primary); font-size: 1.18rem; }
.case-story-primary .case-result strong { font-size: 1.3rem; }
.case-note { margin: 22px 0 0; color: var(--color-foreground-muted); font-size: .78rem; }
.seo-deliverables-list { display: grid; margin: 24px 0 0; padding: 0; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 24px; color: var(--color-foreground-muted); list-style: none; }
.seo-deliverables-list li { position: relative; padding-left: 18px; }
.seo-deliverables-list li::before { position: absolute; top: .72em; left: 0; width: 6px; height: 6px; background: var(--color-primary); border-radius: 50%; content: ""; transform: translateY(-50%); }

.diagnosis-section { padding-top: 72px; background: transparent; }
.diagnosis-panel { position: relative; overflow: hidden; padding: 74px; text-align: center; background: radial-gradient(circle at 50% 0, var(--color-primary-soft), transparent 58%), var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card-hover); }
.diagnosis-panel > :not(.card-glow-layer) { position: relative; z-index: 1; }
.diagnosis-panel h2 { max-width: 780px; margin-inline: auto; }
.diagnosis-lead { max-width: 650px; margin: 0 auto 38px; color: var(--color-foreground-muted); }
.diagnosis-deliverables { display: grid; max-width: 900px; margin: 0 auto 40px; padding: 0; grid-template-columns: repeat(3, 1fr); list-style: none; border-block: 1px solid var(--color-border); }
.diagnosis-deliverables li { display: flex; min-height: 112px; align-items: center; justify-content: center; gap: 12px; padding: 20px; color: var(--color-foreground); font-weight: 650; }
.diagnosis-deliverables li + li { border-left: 1px solid var(--color-border); }
.diagnosis-deliverables span { color: var(--color-primary); font-size: .72rem; font-weight: 800; }
.wechat-contact { display: flex; max-width: 520px; margin: 38px auto 0; align-items: center; flex-direction: column; gap: 14px; }
.wechat-contact p { margin: 0; color: var(--color-foreground); font-weight: 700; }
.wechat-contact small { color: var(--color-foreground-muted); }
.wechat-dialog { width: min(520px, calc(100vw - 32px)); max-width: none; padding: 0; overflow: visible; color: var(--color-foreground); background: transparent; border: 0; }
.wechat-dialog::backdrop { background: rgba(7, 17, 31, .72); backdrop-filter: blur(8px); }
.wechat-dialog-card { position: relative; padding: 36px; text-align: center; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: 0 28px 80px rgba(7, 17, 31, .28); animation: wechat-dialog-in 220ms cubic-bezier(.22, 1, .36, 1) both; }
.wechat-dialog-card h3 { margin: 6px 0 8px; font-size: clamp(1.55rem, 4vw, 2rem); line-height: 1.2; }
.wechat-dialog-card > p:not(.eyebrow) { margin: 0 0 22px; color: var(--color-foreground-muted); }
.wechat-dialog-card img { display: block; width: min(360px, 100%); height: auto; margin: 0 auto; border-radius: 16px; }
.wechat-dialog-close { position: absolute; z-index: 2; top: 14px; right: 14px; display: grid; width: 44px; height: 44px; place-items: center; padding: 0; color: var(--color-foreground); background: var(--color-surface-soft); border: 1px solid var(--color-border); border-radius: 50%; cursor: pointer; font: inherit; font-size: 1.5rem; line-height: 1; }
.wechat-dialog-close:hover { color: var(--color-primary); border-color: var(--color-primary); }
.wechat-dialog-close:focus-visible { outline: 3px solid var(--color-primary-soft); outline-offset: 2px; }
@keyframes wechat-dialog-in { from { opacity: 0; transform: translateY(16px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }

.site-footer { padding: 74px 0 26px; color: var(--color-on-dark-muted); background: var(--color-surface-dark); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 80px; padding-bottom: 54px; }.footer-brand { margin-bottom: 20px; color: var(--color-on-dark); }.footer-logo { display: block; width: 86px; aspect-ratio: 206/195; background: var(--color-accent-bright); filter: drop-shadow(0 5px 18px var(--color-glow)); -webkit-mask: url("../images/logo-primary.png") center/contain no-repeat; mask: url("../images/logo-primary.png") center/contain no-repeat; }.footer-grid p { max-width: 310px; }.footer-grid > div:not(:first-child) { display: flex; flex-direction: column; gap: 2px; }.footer-grid strong { margin-bottom: 10px; color: var(--color-on-dark); }.footer-grid a:not(.brand) { display: inline-flex; min-height: 44px; align-items: center; }.footer-grid a:not(.brand):hover { color: var(--color-accent); }.footer-placeholder { color: var(--color-on-dark-muted); cursor: default; }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 24px; border-top: 1px solid var(--color-glass-border); font-size: .76rem; }

/* GEO service page */
.geo-service-page .hero-note { max-width: 620px; margin: 20px 0 0; color: var(--color-foreground-muted); font-size: .86rem; }
.geo-answer-steps { display: grid; margin: 0; padding: 0; list-style: none; }
.geo-answer-steps li { position: relative; display: grid; min-height: 62px; align-items: center; padding: 12px 18px; grid-template-columns: 42px 1fr; gap: 14px; border-top: 1px solid var(--color-border); }
.geo-answer-steps li::after { position: absolute; bottom: -5px; left: 35px; z-index: 2; width: 9px; height: 9px; background: var(--color-primary); border: 3px solid var(--color-surface); border-radius: 50%; content: ""; }
.geo-answer-steps li:last-child::after { display: none; }
.geo-answer-steps span { display: grid; width: 34px; height: 34px; place-items: center; color: var(--color-primary); background: var(--color-primary-soft); border-radius: 50%; font-size: .72rem; font-weight: 800; }
.geo-answer-steps strong { font-size: .98rem; }
.geo-answer-result { display: flex; align-items: center; justify-content: space-between; margin: 10px 0 0; padding: 18px; color: var(--color-foreground); background: var(--color-surface-soft); border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.geo-answer-result span { color: var(--color-primary); font-size: .78rem; font-weight: 800; }
.geo-definition-grid { display: grid; margin-bottom: 90px; grid-template-columns: .82fr 1.18fr; gap: 52px; align-items: start; }
.geo-definition-copy { padding-top: 8px; }
.geo-definition-copy p { margin: 0 0 24px; color: var(--color-foreground-muted); font-size: 1.04rem; }
.geo-definition-copy strong { display: block; padding: 20px 0; color: var(--color-foreground); border-block: 1px solid var(--color-border); }
.geo-comparison-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.geo-comparison-table { width: 100%; min-width: 560px; border-collapse: collapse; background: var(--color-surface); }
.geo-comparison-table th, .geo-comparison-table td { width: 50%; padding: 20px 24px; text-align: left; border-bottom: 1px solid var(--color-border); }
.geo-comparison-table th { color: var(--color-primary); background: var(--color-primary-soft); font-size: .88rem; }
.geo-comparison-table td { color: var(--color-foreground-muted); }
.geo-comparison-table th + th, .geo-comparison-table td + td { border-left: 1px solid var(--color-border); }
.geo-comparison-table tbody tr:last-child td { border-bottom: 0; }
.geo-problem-block { padding-top: 72px; border-top: 1px solid var(--color-border); }
.geo-problem-signals { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; }
.geo-problem-signals .problem-signal:nth-child(2) { border-top: 1px solid var(--color-border); }
.geo-service-grid .geo-monitoring-card { min-height: 190px; grid-column: 1/-1; grid-row: 3; }
.geo-service-grid .geo-monitoring-card > span:not(.card-glow-layer) { margin-bottom: 28px; }
.geo-deliverable-rail p { line-height: 1.65; }
.geo-metrics { display: grid; margin: 54px 0 0; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); }
.geo-metrics span { display: flex; min-height: 72px; align-items: center; justify-content: center; padding: 14px 18px; color: var(--color-foreground-muted); background: var(--color-surface); text-align: center; }
.geo-metrics span + span { border-left: 1px solid var(--color-border); }
.geo-metrics span:nth-child(4) { border-left: 0; }
.geo-metrics span:nth-child(n+4) { border-top: 1px solid var(--color-border); }
.geo-observation-note { margin: 24px 0 0; padding: 22px 26px; color: var(--color-foreground-muted); background: var(--color-surface-soft); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.geo-case-layout { grid-template-columns: minmax(0, 1.45fr) minmax(300px, .55fr); align-items: stretch; }
.geo-case-layout .case-story-primary { grid-column: auto; }
.geo-boundary { padding: 34px; color: var(--color-foreground-muted); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.geo-boundary strong { display: block; margin-bottom: 20px; color: var(--color-primary); font-size: .82rem; letter-spacing: .06em; }
.geo-boundary p { margin: 0; }

/* IP incubation service page */
.ip-service-page .hero-note { max-width: 620px; margin: 20px 0 0; color: var(--color-foreground-muted); font-size: .86rem; }
.ip-identity-map { min-height: 430px; display: grid; align-content: space-between; overflow: hidden; }
.ip-identity-map::after { position: absolute; inset: 22% 20%; border: 1px solid var(--color-border); border-radius: 50%; content: ""; }
.ip-map-core { position: relative; z-index: 1; display: grid; width: min(230px, 64%); aspect-ratio: 1; margin: 6px auto; place-items: center; text-align: center; background: radial-gradient(circle at 50% 18%, rgba(255,255,255,.96), var(--color-primary-soft)); border: 1px solid var(--color-border); border-radius: 50%; box-shadow: var(--shadow-card); }
.ip-map-core span { color: var(--color-primary); font-size: .82rem; font-weight: 800; letter-spacing: .08em; }
.ip-map-core strong { color: var(--color-foreground); font-size: clamp(1.45rem, 2.6vw, 1.95rem); line-height: 1.26; letter-spacing: -.04em; }
.ip-map-orbits { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; pointer-events: none; }
.ip-map-orbits span { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 10px 16px; color: var(--color-primary); background: rgba(255,255,255,.88); border: 1px solid var(--color-border); border-radius: 999px; box-shadow: var(--shadow-sm); font-size: .82rem; font-weight: 800; text-align: center; }
.ip-service-grid .geo-monitoring-card { min-height: 190px; grid-column: 1/-1; grid-row: 3; }
.ip-service-grid .geo-monitoring-card > span:not(.card-glow-layer) { margin-bottom: 28px; }
.ip-metrics { margin-top: 64px; }
.ai-service-page .hero-note { max-width: 620px; margin: 20px 0 0; color: var(--color-foreground-muted); font-size: .86rem; }
.ai-pipeline-map { min-height: 430px; }
.ai-pipeline-steps { display: grid; margin: 0; padding: 0; list-style: none; }
.ai-pipeline-steps li { position: relative; display: grid; min-height: 58px; align-items: center; padding: 10px 18px; grid-template-columns: 42px 1fr; gap: 14px; border-top: 1px solid var(--color-border); }
.ai-pipeline-steps li::before { position: absolute; top: 50%; left: 34px; width: 1px; height: 100%; background: var(--color-border); content: ""; }
.ai-pipeline-steps li:last-child::before { display: none; }
.ai-pipeline-steps span { position: relative; z-index: 1; display: grid; width: 34px; height: 34px; place-items: center; color: var(--color-primary); background: var(--color-primary-soft); border-radius: 50%; font-size: .72rem; font-weight: 800; }
.ai-pipeline-steps strong { font-size: .98rem; }
.ai-service-grid .geo-monitoring-card { min-height: 190px; grid-column: 1/-1; grid-row: 3; }
.ai-service-grid .geo-monitoring-card > span:not(.card-glow-layer) { margin-bottom: 28px; }
.growth-lab-hero { min-height: 78vh; }
.lab-focus-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.lab-focus-grid a { display: flex; min-height: 112px; align-items: center; justify-content: center; color: var(--color-foreground); background: rgba(255,255,255,.88); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); font-weight: 800; transition: color var(--transition), border-color var(--transition), transform var(--transition); }
.lab-focus-grid a:hover { color: var(--color-primary); border-color: var(--color-primary); transform: translateY(-3px); }
.lab-articles-section { padding-bottom: 34px; }
.lab-query-container { padding-bottom: 112px; }
.lab-post-grid { gap: 18px; }
.lab-post-card { min-height: 280px; padding: 30px; background: rgba(255,255,255,.92); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); transition: transform var(--transition), box-shadow var(--transition); }
.lab-post-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.lab-post-card > * { margin-block-start: 0; }
.lab-post-category { margin-bottom: 28px; color: var(--color-primary); font-size: .78rem; font-weight: 800; letter-spacing: .04em; }
.lab-post-category a { color: inherit; }
.lab-post-title { margin-bottom: 16px; font-size: clamp(1.25rem, 2vw, 1.65rem); }
.lab-post-title a:hover { color: var(--color-primary); }
.lab-post-excerpt { color: var(--color-foreground-muted); }
.lab-post-excerpt p { margin: 0; }
.lab-post-date { margin-top: 30px; color: var(--color-foreground-muted); font-size: .82rem; }
.lab-empty-state { padding: 30px; color: var(--color-foreground-muted); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.lab-pagination { margin-top: 42px; }
.lab-pagination a, .lab-pagination .page-numbers { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 8px 14px; border: 1px solid var(--color-border); border-radius: 999px; }
.lab-pagination a:hover, .lab-pagination .current { color: var(--color-on-dark); background: var(--color-primary); border-color: var(--color-primary); }
.lab-cta-section { padding-top: 0; }
.article-shell { padding: 112px 0; }
.article-container { max-width: 860px; }
.article-title { max-width: 860px; }
.article-meta { gap: 12px 20px; margin-bottom: 42px; color: var(--color-foreground-muted); font-size: .9rem; }
.article-meta a { color: var(--color-primary); }
.article-featured-image { margin-bottom: 42px; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card); }
.article-content { color: var(--color-foreground); font-size: 1.05rem; }
.article-content p, .article-content li { color: var(--color-foreground-muted); }
.article-content h2, .article-content h3 { margin-top: 48px; }
.article-content a { color: var(--color-primary); font-weight: 700; }
.article-back { margin-top: 54px; }
.ip-decision-flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.ip-decision-flow article { min-height: 240px; padding: 32px; background: rgba(255,255,255,.9); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); transition: transform var(--transition), box-shadow var(--transition); }
.ip-decision-flow article:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-4px); }
.ip-decision-flow span { display: inline-grid; width: 38px; height: 38px; margin-bottom: 42px; place-items: center; color: var(--color-primary); background: var(--color-primary-soft); border-radius: 50%; font-size: .78rem; font-weight: 800; }
.ip-decision-flow p { margin: 0; color: var(--color-foreground-muted); }
.ip-amplify-section { background: transparent; }
.ip-amplify-chain { display: grid; margin: 58px 0 0; padding: 0; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; list-style: none; }
.ip-amplify-chain li { position: relative; min-height: 210px; padding: 30px; background: linear-gradient(145deg, var(--color-surface), var(--color-background)); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-card); }
.ip-amplify-chain li:not(:last-child)::after { position: absolute; top: 50%; right: -19px; z-index: 2; width: 20px; height: 1px; background: var(--color-accent); content: ""; }
.ip-amplify-chain span { display: inline-flex; margin-bottom: 34px; color: var(--color-primary); font-size: .8rem; font-weight: 800; letter-spacing: .08em; }
.ip-amplify-chain strong { display: block; margin-bottom: 10px; font-size: 1.16rem; }
.ip-amplify-chain p { margin: 0; color: var(--color-foreground-muted); font-size: .92rem; }

@media (max-width: 1023px) {
  .container { width: min(calc(100% - 40px), var(--container)); }
  .section { padding: 88px 0; }
  .header-inner { display: grid; min-height: auto; padding: 10px 0 12px; grid-template-columns: 1fr auto; gap: 7px 18px; }
  .brand { grid-column: 1; grid-row: 1; }
  .header-cta { grid-column: 2; grid-row: 1; }
  .primary-nav { width: 100%; margin: 0; grid-column: 1/-1; grid-row: 2; }
  .nav-links { display: grid; width: 100%; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
  .nav-placeholder { min-height: 36px; justify-content: center; padding: 2px 4px; text-align: center; white-space: normal; }
  .hero { padding: 78px 0; background: transparent; }
  .hero-grid { grid-template-columns: 1fr; gap: 54px; }.system-map { max-width: 720px; }
  .problem-decision-layout { gap: 30px; }.decision-layer { width: calc(100% - 48px); }.decision-ai { left: 24px; }.decision-content { left: 48px; }
  .growth-engine { grid-template-columns: 1fr 1fr; }.capability-seo, .capability-geo, .capability-ip, .capability-digital, .engine-result { grid-column: auto; grid-row: auto; }.engine-result { min-height: 140px; grid-column: 1/-1; grid-row: 2; }.capability-ip { grid-row: 3; }.capability-digital { grid-row: 3; }.engine-result::before, .engine-result::after { display: none; }
  .case-stories { grid-template-columns: 1fr 1fr; }.case-story-primary { grid-column: 1/-1; }.case-story:nth-child(2), .case-story:nth-child(3) { margin-top: 0; }
  .geo-definition-grid { grid-template-columns: 1fr; gap: 34px; }
  .geo-service-grid .geo-monitoring-card { grid-column: 1/-1; grid-row: auto; }
  .geo-case-layout { grid-template-columns: 1fr; }.geo-case-layout .case-story-primary { grid-column: auto; }
  .ip-service-grid .geo-monitoring-card { grid-column: 1/-1; grid-row: auto; }
  .ai-service-grid .geo-monitoring-card { grid-column: 1/-1; grid-row: auto; }
  .lab-post-grid { grid-template-columns: 1fr 1fr !important; }
  .ip-decision-flow { grid-template-columns: 1fr; }
  .ip-amplify-chain { grid-template-columns: 1fr 1fr; }
  .ip-amplify-chain li:not(:last-child)::after { display: none; }
}

@media (max-width: 767px) {
  .container { width: min(calc(100% - 32px), var(--container)); }
  .section { padding: 72px 0; }
  h1 { font-size: clamp(2.35rem, 11.5vw, 3rem); }.hero { padding: 62px 0 72px; }.hero-grid { gap: 42px; }.hero-lead { font-size: 1.05rem; }
  .hero-actions { flex-direction: column; }.hero-actions .button { width: 100%; }
  .system-map { padding: 18px; border-radius: 21px; }.system-map-body { grid-template-columns: 1fr; }.system-map-body::before { display: none; }.map-card-search, .map-card-ai, .map-card-content { border-right: 0; border-bottom: 1px solid var(--color-border); }.map-result { grid-column: auto; align-items: flex-start; flex-direction: column; gap: 5px; }
  .chapter-heading { margin-bottom: 38px; }.chapter-heading h2 br, .diagnosis-panel h2 br { display: none; }
  .problem-decision-layout { grid-template-columns: 1fr; gap: 38px; }.decision-stack { display: grid; min-height: auto; gap: 12px; }.decision-layer { position: relative; top: auto; left: auto; width: 100%; min-height: auto; padding: 26px; }.decision-layer > span:not(.card-glow-layer) { margin-bottom: 20px; }.system-insight { grid-column: auto; align-items: flex-start; flex-direction: column; gap: 5px; }
  .growth-engine { grid-template-columns: 1fr; }.capability-seo, .capability-geo, .capability-ip, .capability-digital, .engine-result { grid-column: auto; grid-row: auto; }.capability { min-height: auto; padding: 28px; }.capability > span:not(.card-glow-layer) { margin-bottom: 30px; }.engine-result { min-height: 120px; grid-row: 5; }
  .process-rail { margin-top: 48px; grid-template-columns: 1fr; gap: 0; }.process-rail::before { top: 28px; right: auto; bottom: 28px; left: 27px; width: 1px; height: auto; }.process-rail li { display: grid; grid-template-columns: 56px 1fr; gap: 20px; padding: 0 0 28px; text-align: left; }.process-rail li > span { margin: 0; }.process-rail p { max-width: none; margin: 4px 0 0; }
  .case-stories, .footer-grid { grid-template-columns: 1fr; }.case-story-primary { grid-column: auto; padding: 32px; }.case-story { padding: 28px; }
  .seo-deliverables-list { grid-template-columns: 1fr; }
  .geo-answer-steps li { min-height: 58px; padding-inline: 10px; }
  .geo-definition-grid { margin-bottom: 66px; }.geo-problem-block { padding-top: 54px; }.geo-problem-signals { grid-template-columns: 1fr; }.geo-problem-signals .problem-signal:nth-child(2) { border-top: 0; }
  .geo-service-grid .geo-monitoring-card { grid-column: auto; grid-row: 5; }.geo-service-grid .engine-result { grid-row: 6; }
  .ip-identity-map { min-height: 360px; }
  .ip-map-core { width: min(210px, 68%); }
  .ip-map-orbits { gap: 8px; margin-top: 14px; }
  .ip-map-orbits span { min-height: 40px; padding: 8px 10px; font-size: .76rem; }
  .ip-service-grid .geo-monitoring-card { grid-column: auto; grid-row: 5; }.ip-service-grid .engine-result { grid-row: 6; }
  .ai-pipeline-map { min-height: auto; }
  .ai-pipeline-steps li { padding-inline: 10px; }
  .ai-service-grid .geo-monitoring-card { grid-column: auto; grid-row: 5; }.ai-service-grid .engine-result { grid-row: 6; }
  .ip-decision-flow article { min-height: auto; padding: 28px; }
  .ip-decision-flow span { margin-bottom: 24px; }
  .ip-amplify-chain { grid-template-columns: 1fr; margin-top: 42px; }
  .ip-amplify-chain li { min-height: auto; padding: 28px; }
  .ip-amplify-chain span { margin-bottom: 24px; }
  .geo-metrics { grid-template-columns: 1fr 1fr; }.geo-metrics span:nth-child(4) { border-left: 1px solid var(--color-border); }.geo-metrics span:nth-child(odd) { border-left: 0; }.geo-metrics span:nth-child(n+3) { border-top: 1px solid var(--color-border); }
  .geo-observation-note { padding: 20px; }.geo-boundary { padding: 28px; }
  .diagnosis-panel { padding: 50px 24px; }.diagnosis-deliverables { grid-template-columns: 1fr; }.diagnosis-deliverables li { min-height: 76px; justify-content: flex-start; }.diagnosis-deliverables li + li { border-top: 1px solid var(--color-border); border-left: 0; }.wechat-contact .button { width: 100%; }.wechat-dialog-card { padding: 32px 20px 22px; }.wechat-dialog-card img { width: min(320px, 100%); }
  .footer-grid { gap: 34px; }.footer-bottom { align-items: flex-start; flex-direction: column; gap: 8px; }
  .growth-lab-hero { min-height: auto; }
  .lab-focus-grid { grid-template-columns: 1fr; }
  .lab-query-container { padding-bottom: 72px; }
  .lab-post-grid { grid-template-columns: 1fr !important; }
  .lab-post-card { min-height: auto; padding: 28px; }
  .article-shell { padding: 72px 0; }
}

@media (max-width: 600px) {
  .header-inner { gap: 7px 12px; }
  .brand-logo { width: 54px; }
  .header-cta { min-height: 44px; padding: 9px 13px; font-size: .82rem; }
  .nav-links { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2px 6px; }
  .nav-placeholder { min-height: 34px; font-size: .78rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .card-glow-layer { display: none; }
  .system-map { transform: none; }
  .wechat-dialog-card { animation: none; }
}