:root {
  --ai-red: #e42b23;
  --ai-red-dark: #bc211b;
  --ai-ink: #262626;
  --ai-muted: #666;
  --ai-soft: #f4f3f2;
  --ai-line: #e8e5e3;
  --ai-white: #fff;
}

.sbti-ai-page { color: var(--ai-ink); font-family: inherit; overflow: hidden; }
.sbti-ai-page *, .sbti-ai-page *::before, .sbti-ai-page *::after { box-sizing: border-box; }
.sbti-ai-page a { text-decoration: none; }
.sbti-ai-page .ai-eyebrow { margin: 0 0 14px; color: var(--ai-red); font-size: 12px; font-weight: 700; letter-spacing: .18em; line-height: 1.5; }

/* Overview */
.ai-index-hero { min-height: 510px; position: relative; display: flex; align-items: center; isolation: isolate; overflow: hidden; background: var(--ai-ink); color: #fff; }
.ai-index-hero::before { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(20,20,20,.91) 0%, rgba(27,27,27,.78) 48%, rgba(42,25,24,.55) 100%), url("/assets/hero/sbti-ai-systems-session.jpg") center 42% / cover no-repeat; }
.ai-index-hero::after { content: ""; position: absolute; z-index: -1; right: -8%; top: -42%; width: 68%; height: 185%; transform: rotate(26deg); border-left: 1px solid rgba(255,255,255,.13); border-right: 1px solid rgba(255,255,255,.08); background: linear-gradient(90deg, transparent 0 48%, rgba(228,43,35,.13) 48.2%, transparent 48.6%); }
.ai-index-hero-inner { position: relative; z-index: 2; width: min(1200px, calc(100% - 80px)); margin: 0 auto; padding: 74px 0 82px; }
.ai-index-hero .ai-eyebrow { color: #ff817a; }
.ai-index-hero h1 { max-width: 720px; margin: 0 0 20px; color: #fff; font-size: clamp(44px, 6vw, 74px); font-weight: 700; letter-spacing: -.045em; line-height: 1.12; }
.ai-hero-lede { max-width: 650px; margin: 0; color: rgba(255,255,255,.77); font-size: 20px; line-height: 1.9; }
.ai-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 38px; }
.ai-hero-actions a { display: inline-flex; align-items: center; gap: 32px; min-width: 228px; padding: 15px 18px; border: 1px solid rgba(255,255,255,.27); color: #fff; font-size: 15px; transition: background .2s, border-color .2s; }
.ai-hero-actions a:hover { border-color: var(--ai-red); background: var(--ai-red); color: #fff; }
.ai-hero-actions span { margin-left: auto; color: #ff817a; font-size: 12px; font-weight: 700; letter-spacing: .1em; }
.ai-hero-graphic { position: absolute; z-index: 1; right: max(5%, calc((100vw - 1360px)/2)); top: 50%; width: 390px; height: 390px; transform: translateY(-50%); opacity: .92; }
.ai-orbit { position: absolute; inset: 24px; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; }
.ai-orbit-one { transform: rotateX(64deg) rotate(22deg); }
.ai-orbit-two { inset: 57px 12px; transform: rotateX(64deg) rotate(-30deg); border-color: rgba(228,43,35,.66); }
.ai-orbit-core { position: absolute; inset: 118px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; background: radial-gradient(circle at 35% 30%, #46413f, #252323 70%); box-shadow: 0 0 0 18px rgba(228,43,35,.08), 0 0 65px rgba(228,43,35,.18); color: #fff; font-size: 44px; font-weight: 700; letter-spacing: .06em; }
.ai-node { position: absolute; width: 11px; height: 11px; border-radius: 50%; background: var(--ai-red); box-shadow: 0 0 0 7px rgba(228,43,35,.15); }
.node-a { top: 59px; left: 175px; }.node-b { right: 34px; top: 186px; }.node-c { bottom: 46px; left: 113px; }.node-d { left: 30px; top: 131px; }
.ai-graphic-label { position: absolute; right: -5px; bottom: 38px; color: rgba(255,255,255,.43); font-size: 9px; font-weight: 700; letter-spacing: .17em; line-height: 1.75; }
.ai-index-intro { display: flex; gap: 25px; align-items: center; max-width: 1200px; margin: 0 auto; padding: 38px 0; border-bottom: 1px solid var(--ai-line); }
.ai-index-number { flex: 0 0 auto; color: var(--ai-red); font-size: 38px; font-weight: 700; letter-spacing: -.06em; }
.ai-index-intro p { max-width: 820px; margin: 0; color: var(--ai-muted); font-size: 16px; line-height: 1.85; }
.ai-system-group { max-width: 1200px; margin: 0 auto; padding: 78px 0 22px; scroll-margin-top: 130px; }
.ai-group-heading { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 30px; }
.ai-group-heading h2 { margin: 0 0 9px; color: var(--ai-ink); font-size: clamp(27px, 3vw, 38px); letter-spacing: -.035em; line-height: 1.25; }
.ai-group-heading p:not(.ai-eyebrow) { margin: 0; color: var(--ai-muted); font-size: 15px; line-height: 1.7; }
.ai-group-count { color: var(--ai-red); font-size: 42px; font-weight: 700; line-height: 1; white-space: nowrap; }
.ai-group-count small { color: #888; font-size: 13px; font-weight: 400; }
.ai-system-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ai-system-card { min-width: 0; border: 1px solid var(--ai-line); border-top: 3px solid var(--ai-red); background: #fff; box-shadow: 0 10px 28px rgba(34, 26, 24, .045); transition: transform .2s ease, box-shadow .2s ease; }
.ai-system-card:hover { transform: translateY(-4px); box-shadow: 0 18px 38px rgba(34, 26, 24, .11); }
.ai-card-link { display: flex; min-height: 390px; height: 100%; flex-direction: column; padding: 0; color: inherit; }
.ai-card-visual { position: relative; height: 148px; flex: 0 0 148px; overflow: hidden; background: #292827; }
.ai-card-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg,rgba(20,20,20,.1),rgba(20,20,20,.04) 48%,rgba(20,20,20,.58)); }
.ai-card-visual > img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center 48%; transition: transform .45s ease; }
.ai-system-card:hover .ai-card-visual > img { transform: scale(1.045); }
.ai-card-visual-index { position: absolute; z-index: 1; right: 16px; bottom: 12px; color: rgba(255,255,255,.88); font-size: 10px; font-weight: 800; letter-spacing: .16em; text-shadow: 0 1px 8px rgba(0,0,0,.32); }
.ai-card-content { display: flex; flex: 1; flex-direction: column; padding: 19px 25px 22px; }
.ai-card-head { display: flex; align-items: center; justify-content: space-between; }
.ai-card-logo-wrap { display: flex; min-width: 0; align-items: center; gap: 11px; }
.ai-card-logo { display: block; width: auto; max-width: 120px; height: 45px; object-fit: contain; object-position: left center; }
.ai-card-brand { color: #73706e; font-size: 10px; font-weight: 700; letter-spacing: .11em; white-space: nowrap; }
.ai-code-mark { display: inline-grid; place-items: center; width: 53px; height: 53px; border: 1px solid rgba(228,43,35,.36); border-radius: 50%; background: #fff8f7; color: var(--ai-red); font-size: 15px; font-weight: 800; letter-spacing: -.04em; }
.ai-card-arrow { color: #aaa; font-size: 21px; transition: transform .2s, color .2s; }
.ai-system-card:hover .ai-card-arrow { transform: translate(3px,-3px); color: var(--ai-red); }
.ai-card-code { margin: 21px 0 3px; color: var(--ai-red); font-size: 12px; font-weight: 700; letter-spacing: .09em; }
.ai-card-link h3 { margin: 0; color: var(--ai-ink); font-size: 21px; line-height: 1.45; }
.ai-card-summary { margin: 9px 0 19px; color: var(--ai-muted); font-size: 14px; line-height: 1.75; }
.ai-card-more { display: flex; gap: 8px; align-items: center; margin-top: auto; color: var(--ai-red); font-size: 13px; font-weight: 700; }
.ai-group-manufacturing { margin-top: 16px; padding-top: 74px; border-top: 1px solid var(--ai-line); }
.ai-group-manufacturing .ai-system-card { border-top-color: #323232; }
.ai-group-manufacturing .ai-card-code, .ai-group-manufacturing .ai-card-more { color: #bd2923; }
.ai-group-manufacturing .ai-code-mark { border-color: #d9d5d3; background: #f5f4f3; }
.ai-index-cta { display: flex; justify-content: space-between; align-items: center; gap: 30px; margin: 86px auto 90px; max-width: 1200px; padding: 42px 48px; background: var(--ai-ink); color: #fff; }
.ai-index-cta .ai-eyebrow { color: #ff817a; }
.ai-index-cta h2 { max-width: 700px; margin: 0 0 9px; color: #fff; font-size: 28px; line-height: 1.4; }
.ai-index-cta p:not(.ai-eyebrow) { margin: 0; color: rgba(255,255,255,.68); line-height: 1.75; }
.ai-cta-button { flex: 0 0 auto; display: inline-flex; gap: 20px; align-items: center; padding: 15px 20px; background: var(--ai-red); color: #fff; font-size: 14px; font-weight: 700; }
.ai-cta-button:hover { background: #fff; color: var(--ai-red); }

/* Individual system pages */
.ai-detail { max-width: 1320px; margin: 0 auto; padding: 0 26px 82px; }
.ai-breadcrumb { display: flex; gap: 11px; align-items: center; padding: 22px 0; color: #999; font-size: 12px; }
.ai-breadcrumb a { color: #777; }.ai-breadcrumb a:hover { color: var(--ai-red); }
.ai-detail-hero { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; min-height: 420px; overflow: hidden; background: var(--ai-ink); color: #fff; }
.ai-detail-hero::before { content: ""; position: absolute; z-index: 1; inset: 0; pointer-events: none; background: linear-gradient(90deg, rgba(24,24,24,.98) 0%, rgba(24,24,24,.91) 43%, rgba(24,24,24,.5) 72%, rgba(24,24,24,.34) 100%); }
.ai-detail-hero-copy { position: relative; z-index: 1; align-self: center; padding: 56px 5vw 61px; }
.ai-detail-brand-lockup { display: flex; align-items: center; gap: 14px; margin-bottom: 30px; }
.ai-detail-logo { display: block; width: auto; max-width: 124px; height: 48px; padding: 5px 8px; border-radius: 3px; background: #fff; object-fit: contain; }
.ai-detail-brand-lockup div { display: flex; flex-direction: column; gap: 4px; }
.ai-detail-brand-lockup span { color: #fff; font-size: 13px; font-weight: 800; letter-spacing: .13em; }
.ai-detail-brand-lockup small { color: rgba(255,255,255,.54); font-size: 9px; letter-spacing: .16em; }
.ai-detail-hero .ai-eyebrow { color: #ff817a; }
.ai-detail-code { margin: 0 0 4px; color: rgba(255,255,255,.58); font-size: 14px; font-weight: 700; letter-spacing: .16em; }
.ai-detail-hero h1 { margin: 0; color: #fff; font-size: clamp(40px, 5vw, 64px); font-weight: 700; letter-spacing: -.04em; line-height: 1.2; }
.ai-detail-lede { max-width: 650px; margin: 20px 0 0; color: rgba(255,255,255,.76); font-size: 18px; line-height: 1.85; }
.ai-detail-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 31px; }
.ai-detail-actions a { color: rgba(255,255,255,.78); font-size: 13px; }.ai-detail-actions a:hover { color: #fff; }
.ai-detail-actions .ai-detail-primary { display: inline-flex; gap: 22px; align-items: center; padding: 13px 18px; background: var(--ai-red); color: #fff; font-size: 14px; font-weight: 700; }
.ai-detail-hero-art { position: relative; min-height: 360px; overflow: hidden; background: #272727; }
.ai-detail-scene { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .9; }
.ai-scene-caption { position: absolute; z-index: 2; right: 24px; bottom: 22px; display: flex; flex-direction: column; gap: 5px; color: #fff; text-align: right; text-shadow: 0 2px 14px rgba(0,0,0,.65); }
.ai-scene-caption span { color: #ff817a; font-size: 10px; font-weight: 800; letter-spacing: .16em; }
.ai-scene-caption strong { font-size: 13px; letter-spacing: .04em; }
.ai-detail-ring { position: absolute; left: 50%; top: 50%; width: 340px; height: 340px; border: 1px solid rgba(255,255,255,.24); border-radius: 50%; transform: translate(-50%,-50%); }
.ring-one { transform: translate(-50%,-50%) rotateX(66deg) rotate(32deg); }.ring-two { width: 280px; height: 280px; border-color: rgba(228,43,35,.8); transform: translate(-50%,-50%) rotateX(66deg) rotate(-31deg); }
.ai-detail-center { position: absolute; left: 50%; top: 50%; display: flex; width: 150px; height: 150px; flex-direction: column; justify-content: center; align-items: center; gap: 11px; border: 1px solid rgba(255,255,255,.45); border-radius: 50%; background: #302e2d; box-shadow: 0 0 0 16px rgba(255,255,255,.04), 0 0 70px rgba(228,43,35,.18); transform: translate(-50%,-50%); }
.ai-detail-center .ai-code-mark { width: 47px; height: 47px; border-color: rgba(255,255,255,.26); background: rgba(255,255,255,.08); color: #ff817a; }
.ai-detail-center b { color: #fff; font-size: 12px; letter-spacing: .1em; }
.ai-detail-chip { position: absolute; z-index: 2; padding: 8px 12px; border: 1px solid rgba(255,255,255,.25); background: rgba(35,35,35,.8); color: #fff; font-size: 11px; letter-spacing: .05em; }
.chip-one { top: 17%; left: 7%; }.chip-two { right: 4%; top: 42%; }.chip-three { bottom: 14%; left: 20%; }
.ai-detail-intro { display: grid; grid-template-columns: 85px 1fr; gap: 26px; max-width: 1050px; margin: 0 auto; padding: 74px 25px 78px; }
.ai-section-index { color: var(--ai-red); font-size: 46px; font-weight: 700; line-height: 1; }
.ai-detail-intro h2, .ai-section-heading h2, .ai-flow-copy h2, .ai-detail-intelligence h2 { margin: 0; color: var(--ai-ink); font-size: 30px; letter-spacing: -.025em; line-height: 1.35; }
.ai-detail-intro p:not(.ai-eyebrow) { max-width: 900px; margin: 17px 0 0; color: var(--ai-muted); font-size: 17px; line-height: 1.95; }
.ai-interface-showcase { display: grid; grid-template-columns: .56fr 1.44fr; gap: 42px; align-items: center; max-width: 1200px; margin: 0 auto; padding: 8px 25px 78px; }
.ai-interface-copy h2 { max-width: 390px; margin: 0; color: var(--ai-ink); font-size: 31px; letter-spacing: -.03em; line-height: 1.35; }
.ai-interface-copy > p:not(.ai-eyebrow) { max-width: 400px; margin: 15px 0 0; color: var(--ai-muted); font-size: 15px; line-height: 1.9; }
.ai-interface-brand { display: flex; align-items: center; gap: 10px; margin-top: 26px; color: #898481; font-size: 11px; letter-spacing: .04em; }
.ai-interface-logo { width: auto; max-width: 90px; height: 31px; padding: 3px 5px; border-radius: 2px; background: #fff; object-fit: contain; }
.ai-interface-frame { position: relative; margin: 0; padding: 0 0 14px; overflow: hidden; border: 1px solid #dedbd9; background: #fff; box-shadow: 0 18px 45px rgba(29,24,22,.14); }
.ai-interface-topbar { display: flex; height: 32px; align-items: center; gap: 5px; padding: 0 12px; border-bottom: 1px solid #e9e6e4; background: #f6f5f4; }
.ai-interface-topbar i { width: 7px; height: 7px; border-radius: 50%; background: #d1cdca; }
.ai-interface-topbar span { margin-left: 8px; color: #9a9490; font-size: 9px; font-weight: 700; letter-spacing: .1em; }
.ai-interface-frame img { display: block; width: 100%; max-height: 560px; object-fit: contain; object-position: top center; background: #f5f6f8; }
.ai-interface-frame figcaption { padding: 10px 15px 0; color: #77716e; font-size: 11px; }
.ai-detail-capabilities { padding: 65px max(25px, calc((100% - 1200px)/2)) 72px; background: var(--ai-soft); }
.ai-section-heading { display: flex; justify-content: space-between; align-items: end; gap: 32px; margin: 0 auto 30px; max-width: 1200px; }
.ai-section-heading > p { max-width: 420px; margin: 0 0 3px; color: var(--ai-muted); font-size: 14px; line-height: 1.8; }
.ai-feature-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 13px; max-width: 1200px; margin: 0 auto; }
.ai-feature-card { position: relative; min-height: 188px; padding: 23px 24px 24px; border: 1px solid #e6e2e0; background: #fff; }
.ai-feature-card > span { color: var(--ai-red); font-size: 13px; font-weight: 700; letter-spacing: .08em; }
.ai-feature-card h3 { margin: 13px 0 8px; color: #333; font-size: 17px; line-height: 1.55; }
.ai-feature-card p { max-width: 640px; margin: 0 0 17px; color: #6d6967; font-size: 14px; line-height: 1.85; }
.ai-feature-rule { width: 38px; height: 2px; background: var(--ai-red); }
.ai-scenario-panel { display: grid; grid-template-columns: .8fr 1.2fr; gap: 45px; max-width: 1200px; margin: 25px auto 0; padding: 30px 34px; background: #fff; border-left: 3px solid var(--ai-red); }
.ai-scenario-panel h3 { margin: 0; color: var(--ai-ink); font-size: 22px; }
.ai-scenario-panel p:not(.ai-eyebrow) { margin: 8px 0 0; color: var(--ai-muted); font-size: 13px; line-height: 1.75; }
.ai-scenario-panel ul { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; align-content: center; margin: 0; padding: 0; list-style: none; }
.ai-scenario-panel li { display: flex; align-items: center; gap: 9px; min-height: 48px; padding: 10px 12px; background: #f7f5f4; color: #45413f; font-size: 13px; line-height: 1.55; }
.ai-scenario-panel li span { color: var(--ai-red); font-weight: 700; }
.ai-detail-flow { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; align-items: center; max-width: 1100px; margin: 0 auto; padding: 92px 24px; }
.ai-flow-copy h2 { font-size: 32px; }.ai-flow-copy > p:not(.ai-eyebrow) { max-width: 390px; margin: 18px 0 0; color: var(--ai-muted); font-size: 14px; line-height: 1.85; }
.ai-flow-steps { display: grid; grid-template-columns: repeat(4,1fr); margin: 0; padding: 0; list-style: none; }
.ai-flow-steps li { position: relative; min-height: 112px; padding: 0 10px; border-top: 2px solid #ddd; }
.ai-flow-steps li::before { content: ""; position: absolute; top: -7px; left: 10px; width: 12px; height: 12px; border-radius: 50%; background: var(--ai-red); box-shadow: 0 0 0 5px #fff, 0 0 0 6px #e7c6c3; }
.ai-flow-steps span { display: block; margin-top: 22px; color: #b5aaa8; font-size: 11px; font-weight: 700; }
.ai-flow-steps strong { display: block; margin-top: 8px; color: #333; font-size: 15px; line-height: 1.5; }
.ai-detail-intelligence { display: grid; grid-template-columns: 92px 1fr 220px; gap: 27px; align-items: center; padding: 39px 45px; background: #f3f2f1; }
.ai-intelligence-symbol { display: grid; width: 72px; height: 72px; place-items: center; border-radius: 50%; background: var(--ai-red); color: #fff; font-size: 26px; font-weight: 700; }
.ai-detail-intelligence h2 { font-size: 23px; }.ai-detail-intelligence div:nth-child(2) > p:not(.ai-eyebrow) { max-width: 730px; margin: 11px 0 0; color: var(--ai-muted); font-size: 14px; line-height: 1.9; }
.ai-human-note { padding-left: 24px; border-left: 1px solid #d8d4d2; }.ai-human-note span { color: var(--ai-red); font-size: 9px; font-weight: 700; letter-spacing: .13em; }.ai-human-note strong { display: block; margin-top: 8px; color: #3c3a39; font-size: 14px; line-height: 1.75; }
.ai-detail-pager { display: grid; grid-template-columns: 1fr auto 1fr; gap: 24px; align-items: center; padding: 30px 0 0; }
.ai-detail-pager > a { color: #333; font-size: 13px; }.ai-detail-pager > a:first-child span, .ai-detail-pager > a:last-child span { display: block; margin-bottom: 6px; color: #999; font-size: 11px; }.ai-detail-pager > a:last-child { text-align: right; }.ai-detail-pager > a:nth-child(2) { color: var(--ai-red); font-weight: 700; }

@media (max-width: 1250px) {
  .ai-index-intro, .ai-system-group, .ai-index-cta { width: calc(100% - 52px); }
  .ai-hero-graphic { right: 2%; width: 330px; height: 330px; opacity: .58; }
  .ai-orbit-core { inset: 100px; }
}
@media (max-width: 980px) {
  .ai-index-hero { min-height: 470px; }
  .ai-index-hero-inner { width: calc(100% - 52px); }
  .ai-hero-graphic { right: -50px; opacity: .26; }
  .ai-system-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ai-detail-hero { grid-template-columns: 1fr .65fr; }
  .ai-detail-hero-art { opacity: .7; }
  .ai-feature-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .ai-scenario-panel { grid-template-columns: 1fr; gap: 20px; }
  .ai-scenario-panel ul { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .ai-interface-showcase { grid-template-columns: 1fr; gap: 25px; }
  .ai-detail-flow { gap: 30px; }
}
@media (max-width: 767px) {
  .ai-index-hero { min-height: 490px; }
  .ai-index-hero-inner { width: calc(100% - 38px); padding: 58px 0; }
  .ai-index-hero h1 { font-size: 46px; }
  .ai-hero-lede { max-width: 520px; font-size: 17px; }
  .ai-hero-graphic { top: 57%; right: -130px; width: 300px; height: 300px; opacity: .2; }
  .ai-hero-actions { align-items: stretch; flex-direction: column; max-width: 350px; margin-top: 28px; }
  .ai-index-intro { width: calc(100% - 38px); gap: 15px; padding: 25px 0; }
  .ai-index-number { font-size: 31px; }
  .ai-index-intro p { font-size: 14px; }
  .ai-system-group { width: calc(100% - 38px); padding-top: 54px; }
  .ai-group-heading { align-items: start; }
  .ai-group-heading h2 { font-size: 27px; }
  .ai-group-heading p:not(.ai-eyebrow) { max-width: 340px; font-size: 13px; }
  .ai-group-count { font-size: 32px; }
  .ai-system-grid { grid-template-columns: 1fr; gap: 11px; }
  .ai-card-link { min-height: 0; }
  .ai-card-visual { height: 180px; flex-basis: 180px; }
  .ai-card-content { min-height: 225px; padding: 18px 20px 20px; }
  .ai-index-cta { width: calc(100% - 38px); align-items: start; flex-direction: column; margin: 54px auto; padding: 29px 24px; }
  .ai-index-cta h2 { font-size: 23px; }
  .ai-detail { padding: 0 0 55px; }
  .ai-breadcrumb { padding: 18px 19px; font-size: 11px; }
  .ai-detail-hero { display: block; min-height: 480px; }
  .ai-detail-hero-copy { padding: 46px 25px 35px; }
  .ai-detail-brand-lockup { margin-bottom: 22px; }
  .ai-detail-logo { max-width: 100px; height: 42px; }
  .ai-detail-hero h1 { font-size: 44px; }
  .ai-detail-lede { font-size: 16px; }
  .ai-detail-hero-art { position: absolute; right: -34px; bottom: -100px; width: 300px; min-height: 310px; opacity: .42; }
  .ai-detail-hero::before { background: linear-gradient(90deg,rgba(24,24,24,.98),rgba(24,24,24,.79)); }
  .ai-detail-ring { width: 265px; height: 265px; }.ring-two { width: 220px; height: 220px; }
  .ai-detail-intro { grid-template-columns: 48px 1fr; gap: 14px; padding: 54px 21px; }
  .ai-section-index { font-size: 31px; }
  .ai-detail-intro h2, .ai-section-heading h2 { font-size: 25px; }
  .ai-detail-intro p:not(.ai-eyebrow) { font-size: 15px; }
  .ai-interface-showcase { padding: 0 21px 50px; }
  .ai-interface-copy h2 { font-size: 26px; }
  .ai-interface-frame img { max-height: 350px; }
  .ai-detail-capabilities { padding: 50px 19px; }
  .ai-section-heading { display: block; margin-bottom: 22px; }
  .ai-section-heading > p { margin-top: 11px; }
  .ai-feature-grid { grid-template-columns: 1fr; gap: 9px; }
  .ai-feature-card { min-height: 0; padding: 17px 16px; }
  .ai-feature-card h3 { margin: 12px 0 7px; font-size: 15px; }
  .ai-feature-card p { font-size: 13px; }
  .ai-scenario-panel { margin-top: 14px; padding: 23px 19px; }
  .ai-scenario-panel ul { grid-template-columns: 1fr; gap: 8px; }
  .ai-detail-flow { display: block; padding: 57px 21px; }
  .ai-flow-copy h2 { font-size: 28px; }
  .ai-flow-steps { margin-top: 32px; }
  .ai-flow-steps li { padding: 0 4px; }
  .ai-flow-steps li::before { left: 4px; }
  .ai-flow-steps strong { font-size: 12px; }
  .ai-detail-intelligence { grid-template-columns: 55px 1fr; gap: 17px; margin: 0 18px; padding: 25px 18px; }
  .ai-intelligence-symbol { width: 50px; height: 50px; font-size: 19px; }
  .ai-detail-intelligence h2 { font-size: 20px; }
  .ai-detail-intelligence div:nth-child(2) > p:not(.ai-eyebrow) { font-size: 13px; }
  .ai-human-note { grid-column: 2; padding-left: 0; border-left: 0; border-top: 1px solid #d8d4d2; padding-top: 14px; }
  .ai-detail-pager { grid-template-columns: 1fr 1fr; padding: 25px 20px 0; }
  .ai-detail-pager > a:nth-child(2) { grid-column: 1 / -1; grid-row: 1; }
  .ai-detail-pager > a:last-child { text-align: right; }
}

@media (prefers-reduced-motion: reduce) {
  .ai-system-card, .ai-card-arrow, .ai-hero-actions a { transition: none; }
}