/* Fonts, colour tokens and layout scale now live in tokens.css, which is the
   only stylesheet permitted to contain colour literals. */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink-950); }
body { margin: 0; overflow-x: hidden; background: var(--paper); color: var(--text); font-family: var(--font-body); font-size: 16px; line-height: 1.65; text-rendering: optimizeLegibility; }
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
::selection { background: var(--accent); color: var(--ink-950); }

.skip-link { position: fixed; z-index: 1000; top: 10px; left: 12px; transform: translateY(-160%); padding: 10px 16px; border-radius: 8px; background: var(--surface); color: var(--ink-950); font-weight: 700; transition: transform .2s; }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.section { position: relative; padding: 136px 0; }
.dark-section { color: var(--text-dark); background: var(--ink-950); }
.light-section { background: var(--paper); }
section[id] { scroll-margin-top: calc(var(--header-h) + 18px); }

.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 22px; color: var(--accent-strong); font: 500 .72rem/1.1 var(--font-tech); letter-spacing: .16em; text-transform: uppercase; }
.dark-section .eyebrow { color: var(--accent); }
.eyebrow > span { width: 8px; height: 8px; border: 2px solid currentColor; border-radius: 50%; }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2 { margin: 0; font-weight: 580; line-height: 1.12; letter-spacing: -.045em; }
h1 { font-size: var(--step-h1); }
h2 { font-size: var(--step-h2); }
h1 em, h2 em { color: var(--accent); font-style: normal; }
h3 { margin: 0; line-height: 1.28; }
p { margin: 0; }

.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; gap: 18px; padding: 0 23px; border: 1px solid transparent; border-radius: 8px; font-weight: 650; font-size: .92rem; transition: transform .22s var(--ease), background .22s, border-color .22s, color .22s; cursor: pointer; }
.button:hover { transform: translateY(-2px); }
.button span { font-size: 1.1em; }
.button-primary { background: var(--accent); color: var(--fg); }
.button-primary:hover { background: var(--bg-soft); }
.button-ghost { border-color: var(--line-dark); color: var(--text-dark); background: var(--c-white-06); }
.button-ghost:hover { border-color: var(--ui-line); background: var(--bg-soft); }
.button-light { background: var(--bg-raised); color: var(--fg); }
.button-light:hover { background: var(--accent-soft); }
.button-small { min-height: 42px; padding: 0 17px; font-size: .82rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* Header */
.site-header { position: fixed; z-index: 100; inset: 0 0 auto; height: var(--header-h); color: var(--ui-fg-muted); background: var(--bg-soft); border-bottom: 1px solid var(--ui-line); backdrop-filter: blur(14px); transition: height .25s var(--ease), background .25s, border-color .25s, box-shadow .25s; }
.site-header.is-scrolled, .site-header.menu-active { height: 68px; background: var(--bg-soft); border-color: var(--line-dark); box-shadow: 0 10px 35px var(--c-shadow-strong); backdrop-filter: blur(18px); }
.reading-progress { position: absolute; z-index: 2; inset: 0 0 auto; height: 2px; overflow: hidden; }
.reading-progress span { display: block; width: 100%; height: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; will-change: transform; }
.nav-shell { width: min(calc(100% - 44px), 1320px); height: 100%; margin-inline: auto; display: flex; align-items: center; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; flex: none; font: 500 .91rem/1 var(--font-tech); letter-spacing: .1em; }
.brand img { width: 31px; height: 31px; object-fit: contain; filter: invert(1); }
.desktop-nav { flex: 1; display: flex; align-items: stretch; justify-content: center; gap: 10px; height: 100%; }
.desktop-nav a { position: relative; display: flex; align-items: center; min-height: 44px; padding: 0 9px; color: var(--ui-fg-muted); font-size: .78rem; white-space: nowrap; transition: color .2s; }
.desktop-nav a::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: 14px; height: 2px; border-radius: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.desktop-nav > a:hover, .desktop-nav > a.active { color: var(--ui-fg); }
.desktop-nav > a.active::after { transform: scaleX(1); }
.nav-dropdown { display: flex; align-items: stretch; }
.nav-trigger { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 16px; border: 0; background: transparent; color: var(--ui-fg-muted); font-size: .9rem; font-family: inherit; white-space: nowrap; cursor: pointer; transition: color .2s; }
.nav-trigger span { font-size: .62rem; transition: transform .25s var(--ease); }
.nav-dropdown:hover .nav-trigger, .nav-dropdown:focus-within .nav-trigger, .nav-trigger[aria-expanded="true"] { color: var(--ui-fg); }
.nav-dropdown:hover .nav-trigger span, .nav-dropdown:focus-within .nav-trigger span, .nav-dropdown.is-open .nav-trigger span { transform: rotate(180deg); }

/* Full-width mega menu */
.nav-menu { position: fixed; left: 0; right: 0; top: var(--header-h); display: block; padding: 40px clamp(24px, 5vw, 96px) 48px; border-top: 1px solid var(--ui-line); background: var(--bg-soft); box-shadow: 0 40px 120px var(--c-shadow-strong); opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-8px); transition: opacity .22s var(--ease), transform .22s var(--ease); z-index: 101; }
.site-header.is-scrolled .nav-menu, .site-header.menu-active .nav-menu { top: 68px; }
.nav-menu::before { content: ""; position: absolute; left: 0; right: 0; top: -14px; height: 14px; }
.nav-dropdown:hover .nav-menu, .nav-dropdown:focus-within .nav-menu, .nav-dropdown.is-open .nav-menu { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
.mega-inner { width: min(100%, 1320px); margin-inline: auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px 48px; }
.mega-col { display: flex; flex-direction: column; gap: 4px; }
.mega-label { margin: 0 0 10px; padding: 0 12px; color: var(--fg); font: 600 .72rem/1 var(--font-tech); letter-spacing: .16em; text-transform: uppercase; }
.mega-link { display: flex; align-items: center; min-height: 46px; padding: 0 12px; border-radius: 10px; text-align: left; transition: background .18s; }
.mega-link:hover, .mega-link:focus-visible { background: var(--bg-soft); }
.mega-t { color: var(--ui-fg-muted); font-size: .96rem; }
.mega-link:hover .mega-t, .mega-link:focus-visible .mega-t { color: var(--ui-fg); }
.nav-cta { flex: none; }
.menu-toggle { display: none; width: 46px; height: 46px; margin-left: auto; border: 1px solid var(--line-dark); border-radius: 8px; background: transparent; color: var(--ui-fg); cursor: pointer; }
.menu-toggle span { display: block; width: 18px; height: 1.5px; margin: 5px auto; background: currentColor; transition: transform .25s, margin .25s; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }
.mobile-menu, .menu-backdrop { display: none; }

/* Hero */
.hero { position: relative; min-height: 100vh; padding: 158px 0 0; overflow: hidden; background:
  radial-gradient(circle at 67% 30%, var(--bg-soft), transparent 32%),
  radial-gradient(circle at 15% 17%, var(--fg), transparent 26%), var(--ink-950); }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .16; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(to bottom, black, transparent 72%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .88fr 1.12fr; align-items: center; gap: 54px; }
.hero-copy { position: relative; z-index: 2; padding-bottom: 54px; }
.hero h1 { max-width: 740px; }
.hero-lead { max-width: 670px; margin: 30px 0 25px; color: var(--text-dark-soft); font-size: 1.08rem; line-height: 1.8; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 35px; padding: 0; list-style: none; }
.tag-list li { padding: 7px 11px; border: 1px solid var(--line-dark); border-radius: 99px; color: var(--ui-fg-muted); background: var(--c-white-06); font-size: .76rem; }
.hero-visual { position: relative; min-width: 0; padding-top: 22px; }
.visual-glow { position: absolute; inset: 16% -22% -20%; background: radial-gradient(ellipse, var(--decor-tint), var(--decor-tint-strong) 45%, transparent 69%); filter: blur(35px); }
.product-window { position: relative; overflow: hidden; border: 1px solid var(--line-dark); border-radius: var(--radius); background: var(--ink-900); box-shadow: var(--shadow); }
.product-window-hero { width: 760px; transform: perspective(1800px) rotateY(-4deg) rotateX(1deg); transform-origin: center left; }
.window-bar { height: 50px; display: flex; align-items: center; gap: 18px; padding: 0 17px; border-bottom: 1px solid var(--line-dark); background: var(--c-white-06); color: var(--ui-fg-muted); font: 500 .62rem/1 var(--font-tech); letter-spacing: .07em; }
.window-brand { display: flex; align-items: center; gap: 7px; margin-right: auto; color: var(--ui-fg); }
.window-brand.dark { color: var(--fg); }
.brand-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--c-shadow-strong); }
.window-file { overflow: hidden; max-width: 200px; color: var(--ui-fg-faint); text-overflow: ellipsis; white-space: nowrap; }
.window-status { display: flex; align-items: center; gap: 6px; color: var(--fg); }
.window-status > span { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 1.7s infinite; }
.window-status.success { color: var(--status-pass); }
.window-status.alert { color: var(--status-danger); }
.workspace { height: 456px; display: grid; grid-template-columns: 42px 1fr 180px; }
.tool-rail { display: flex; flex-direction: column; align-items: center; gap: 16px; padding-top: 18px; border-right: 1px solid var(--line-dark); }
.tool { width: 14px; height: 14px; border: 1px solid var(--hairline); border-radius: 3px; }
.tool.active { border-color: var(--accent); background: var(--bg-soft); }
.drawing-canvas { position: relative; display: flex; align-items: center; min-width: 0; padding: 18px; overflow: hidden; background: var(--ui-canvas-bg); }
.drawing-canvas::before { content: ""; position: absolute; inset: 0; opacity: .28; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 18px 18px; }
.drawing-canvas svg { position: relative; z-index: 1; width: 100%; }
.cad-lines { stroke: var(--fg-muted); stroke-width: 1.35; vector-effect: non-scaling-stroke; }
.cad-text { fill: var(--ui-fg-muted); font: 11px var(--font-tech); }
.ai-boxes, .field-boxes { stroke: var(--accent); stroke-width: 1.5; }
.ai-labels { fill: var(--accent); font: 8px var(--font-tech); }
.scan-line { position: absolute; z-index: 2; left: 10%; right: 10%; top: 17%; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); box-shadow: 0 0 15px var(--accent); animation: scan 4s ease-in-out infinite; }
.canvas-meta { position: absolute; z-index: 3; left: 13px; right: 13px; bottom: 10px; display: flex; justify-content: space-between; padding: 8px 10px; border: 1px solid var(--line-dark); border-radius: 5px; background: var(--bg-soft); color: var(--fg-muted); font: 500 .52rem/1 var(--font-tech); }
.canvas-meta b { color: var(--ui-fg-muted); font-weight: 500; }
.result-panel { padding: 16px 14px; border-left: 1px solid var(--line-dark); background: var(--bg-soft); }
.panel-heading { display: flex; justify-content: space-between; color: var(--ui-fg-muted); font-size: .68rem; }
.panel-heading b { color: var(--accent); }
.progress-track { height: 3px; margin: 9px 0 22px; overflow: hidden; border-radius: 3px; background: var(--ui-panel-bg); }
.progress-track span { display: block; width: 82%; height: 100%; background: var(--accent); }
.task-list { display: grid; gap: 17px; }
.task { display: grid; grid-template-columns: 17px 1fr; gap: 7px; align-items: start; color: var(--fg-muted); }
.task i { width: 14px; height: 14px; display: grid; place-items: center; border: 1px solid var(--hairline); border-radius: 50%; color: var(--status-pass); font-size: 8px; font-style: normal; }
.task span { font-size: .62rem; line-height: 1.4; }
.task small { display: block; margin-top: 3px; color: var(--fg-muted); font-size: .53rem; }
.task.done { color: var(--ui-fg-muted); }
.task.done i { border-color: var(--accent); background: var(--accent); }
.task.current { color: var(--ui-fg); }
.task.current i { border-color: var(--accent); box-shadow: inset 0 0 0 3px var(--c-shadow-strong); background: var(--accent); }
.result-summary { margin-top: 28px; display: grid; gap: 6px; }
.result-summary span { display: flex; justify-content: space-between; padding-bottom: 5px; border-bottom: 1px solid var(--line-dark); color: var(--fg-muted); font-size: .57rem; }
.result-summary b { color: var(--ui-fg-muted); font: 500 .65rem var(--font-tech); }
.hero-metrics { position: relative; z-index: 2; margin-top: 62px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); }
.hero-metrics > div { display: flex; flex-direction: column; gap: 6px; padding: 32px 28px 34px; border-right: 1px solid var(--line-dark); }
.hero-metrics > div:first-child { padding-left: 0; }
.hero-metrics > div:last-child { border-right: 0; }
.hero-metrics strong { color: var(--ui-fg); font: 500 2rem/1 var(--font-tech); letter-spacing: -.03em; }
.hero-metrics sup { margin-left: 3px; color: var(--accent); font-size: .5em; vertical-align: top; }
.hero-metrics span { color: var(--ui-fg-faint); font-size: .74rem; }

/* Intro and pain */
.pain-section { background: var(--paper); }
.section-intro { max-width: 820px; }
.section-intro > p:last-child { max-width: 680px; margin-top: 30px; color: var(--text-soft); font-size: 1.02rem; }
.section-intro.centered { margin-inline: auto; text-align: center; }
.section-intro.centered .eyebrow { justify-content: center; }
.section-intro.centered > p:last-child { margin-inline: auto; }
.pain-grid { margin-top: 72px; display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--line); }
.pain-card { position: relative; min-height: 300px; padding: 35px 28px 32px; border-right: 1px solid var(--line); }
.pain-card:last-child { border-right: 0; }
.pain-card > span, .capability-link > span, .value-grid article > span { color: var(--ui-fg-faint); font: 500 .66rem var(--font-tech); letter-spacing: .08em; }
.pain-card svg { width: 30px; margin: 50px 0 28px; fill: none; stroke: var(--accent-strong); stroke-width: 1.4; }
.pain-card h3 { margin-bottom: 13px; font-size: 1.24rem; }
.pain-card p { color: var(--text-soft); font-size: .88rem; }

/* Capability overview */
.capability-overview { background: var(--paper-cool); }
.split-heading { display: grid; grid-template-columns: 1.25fr .75fr; gap: 80px; align-items: end; }
.split-heading > p { max-width: 500px; padding-bottom: 8px; color: var(--text-soft); }
.capability-overview .split-heading { display: block; }
.capability-overview .split-heading > p { max-width: none; margin-top: 18px; padding-bottom: 0; white-space: nowrap; }
.capability-nav { margin-top: 78px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability-link { position: relative; min-height: 280px; padding: 29px 27px; border-right: 1px solid var(--line); transition: background .25s, color .25s; }
.capability-link:last-child { border-right: 0; }
.capability-link h3 { margin-top: 75px; font-size: 1.12rem; }
.capability-link i { position: absolute; right: 27px; bottom: 26px; display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 50%; font-style: normal; transition: transform .25s, background .25s; }
.capability-link:hover { background: var(--ink-850); color: var(--ui-fg); }
.capability-link:hover > span { color: var(--accent); }
.capability-link:hover i { transform: rotate(-45deg); border-color: var(--accent); background: var(--accent); color: var(--ink-950); }

/* Feature shared */
.feature-section { overflow: hidden; }
.feature-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 78px; align-items: center; }
.feature-grid-reverse { grid-template-columns: 1.18fr .82fr; }
.feature-grid-reverse .feature-copy { order: 2; }
.feature-grid-reverse .feature-visual { order: 1; }
.feature-copy h2 { font-size: var(--step-h2); }
.feature-lead { margin: 29px 0 36px; color: var(--text-soft); line-height: 1.85; }
.dark-section .feature-lead { color: var(--text-dark-soft); }
.feature-details { display: grid; grid-template-columns: 1.2fr .8fr; gap: 34px; padding-top: 28px; border-top: 1px solid var(--line-dark); }
.feature-details h3 { margin-bottom: 14px; color: var(--ui-fg); font-size: .8rem; }
.check-list, .plain-list { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; color: var(--ui-fg-faint); font-size: .76rem; }
.check-list li::before { content: "✓"; margin-right: 8px; color: var(--accent); }
.plain-list li::before { content: "—"; margin-right: 8px; color: var(--fg-muted); }
.feature-visual { min-width: 0; }
.visual-2d { background: var(--bg-soft); }
.demo-tabs { height: 45px; display: flex; align-items: end; gap: 3px; padding: 0 15px; border-bottom: 1px solid var(--line-dark); }
.demo-tabs button { height: 36px; padding: 0 16px; border: 0; border-bottom: 2px solid transparent; color: var(--fg-muted); background: transparent; font-size: .7rem; cursor: pointer; }
.demo-tabs button[aria-selected="true"] { border-bottom-color: var(--accent); color: var(--ui-fg); }
.drawing-stage { display: grid; grid-template-columns: 1fr 134px; min-height: 430px; }
.stage-sheet { position: relative; min-width: 0; display: flex; flex-direction: column; gap: 14px; padding: 22px; background: var(--ui-canvas-bg); }
.stage-sheet::before { content: ""; position: absolute; inset: 0; opacity: .25; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 18px 18px; }
.stage-sheet svg { position: relative; z-index: 1; }
.stage-sheet .cad-text { font-size: 13px; }
.replace-boxes { stroke: transparent; stroke-width: 2; transition: stroke .25s; }
[data-state="detect"] .replace-boxes { stroke: var(--warning); stroke-dasharray: 4 3; }
[data-state="after"] .replace-boxes { stroke: var(--accent); }
[data-state="after"] .cad-text { fill: var(--accent-strong); }
.change-callout { position: relative; z-index: 2; margin-top: -5px; padding: 14px 16px; border: 1px solid var(--line-dark); border-left: 2px solid var(--accent); border-radius: 6px; background: var(--bg-soft); }
.change-callout span { color: var(--accent); font: .53rem var(--font-tech); letter-spacing: .1em; }
.change-callout strong { display: block; color: var(--ui-fg); font-size: .76rem; }
.change-callout p { color: var(--fg-muted); font-size: .62rem; }
.stage-rules { position: relative; z-index: 2; padding: 14px 16px; border: 1px solid var(--line-dark); border-radius: 6px; background: var(--status-pass-bg); }
.stage-rules-label { margin-bottom: 10px; color: var(--ui-fg-faint); font: .54rem var(--font-tech); letter-spacing: .12em; text-transform: uppercase; }
.stage-rules ul { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; }
.stage-rules li { display: inline-flex; align-items: center; gap: 8px; padding: 6px 11px; border: 1px solid var(--line-dark); border-radius: 99px; background: var(--status-pass-bg); }
.stage-rules b { color: var(--ui-fg); font: .66rem var(--font-tech); letter-spacing: .02em; }
.stage-rules i { color: var(--accent); font-style: normal; font-size: .7rem; }
.stage-log { position: relative; z-index: 2; margin: 0; margin-top: auto; padding: 0; list-style: none; border-top: 1px solid var(--line-dark); }
.stage-log li { display: flex; gap: 12px; padding: 8px 2px; border-bottom: 1px solid var(--hairline); color: var(--ui-fg-muted); font-size: .66rem; }
.stage-log li:last-child { border-bottom: 0; }
.stage-log span { flex: none; width: 34px; color: var(--accent); font: .58rem var(--font-tech); letter-spacing: .08em; }
.stage-stats { display: grid; align-content: center; gap: 18px; padding: 18px; border-left: 1px solid var(--line-dark); }
.stage-stats div { padding-bottom: 15px; border-bottom: 1px solid var(--line-dark); }
.stage-stats small { display: block; color: var(--fg-muted); font-size: .56rem; }
.stage-stats strong { display: block; margin-top: 5px; color: var(--ui-fg); font: 500 1.55rem var(--font-tech); }

/* Capability 01 — batch modification */
.batch-grid { align-items: stretch; }
.batch-grid .feature-copy { display: flex; flex-direction: column; }
.batch-grid .feature-copy .button-row { margin-top: auto; padding-top: 34px; }
.batch-grid .feature-visual { display: flex; flex-direction: column; }
.batch-grid .visual-2d { flex: 1; }
.batch-grid .visual-2d .drawing-stage { height: 100%; }
.feature-title { font-size: var(--step-h2); }
.feature-subtitle { margin: 15px 0 0; color: var(--accent); font-size: 1.02rem; font-weight: 500; }
.feature-lead-group { display: grid; gap: 15px; margin: 30px 0 0; }
.feature-lead-group p { color: var(--text-dark-soft); line-height: 1.8; font-size: .96rem; }
.feature-lead-group .feature-lead-highlight { margin-top: 4px; padding-top: 19px; border-top: 1px solid var(--line-dark); color: var(--ui-fg); font-weight: 500; }
.scenario-block { margin-top: 34px; }
.scenario-label { margin-bottom: 15px; color: var(--ui-fg-muted); font: 500 .68rem var(--font-tech); letter-spacing: .14em; text-transform: uppercase; }
.scenario-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; padding: 0; list-style: none; overflow: hidden; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); background: var(--line-dark); }
.scenario-list li { padding: 17px 18px; background: var(--ink-900); transition: background .22s; }
.scenario-list li:hover { background: var(--ink-800); }
.scenario-list b { display: block; color: var(--ui-fg); font-size: .95rem; }
.scenario-list span { display: block; margin-top: 5px; color: var(--ui-fg-faint); font-size: .78rem; line-height: 1.45; }
.batch-feature .button-row { margin-top: 34px; }
.result-strip { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 16px; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); background: var(--ink-900); }
.result-strip div { padding: 20px 18px; border-right: 1px solid var(--line-dark); }
.result-strip div:last-child { border-right: 0; }
.result-strip strong { display: block; color: var(--accent); font: 500 1.9rem/1 var(--font-tech); letter-spacing: -.03em; }
.result-strip span { display: block; margin-top: 7px; color: var(--ui-fg-faint); font-size: .74rem; }
.capability-band { margin-top: 84px; padding-top: 40px; border-top: 1px solid var(--line-dark); }
.band-label { margin-bottom: 30px; color: var(--ui-fg-muted); font-size: .92rem; letter-spacing: .02em; }
.band-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin: 0; padding: 0; list-style: none; counter-reset: none; }
.band-steps li { position: relative; padding-top: 26px; border-top: 2px solid var(--ui-line); }
.band-steps span { color: var(--accent); font: 500 .72rem var(--font-tech); letter-spacing: .1em; }
.band-steps b { display: block; margin: 10px 0 9px; color: var(--ui-fg); font-size: 1.18rem; }
.band-steps p { color: var(--ui-fg-faint); font-size: .84rem; line-height: 1.65; }

/* Audit */
.review-feature, .extraction-feature, .industries-section { background: var(--paper); }
.review-feature .feature-lead { margin-bottom: 28px; }
.numbered-flow { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.numbered-flow li { display: grid; grid-template-columns: 35px 1fr; padding: 10px 0; border-bottom: 1px solid var(--line); color: var(--text-soft); font-size: .75rem; }
.numbered-flow span { color: var(--accent-strong); font: .64rem var(--font-tech); }
.status-legend { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 23px; }
.status-legend span { padding: 5px 8px; border-radius: 99px; font-size: .61rem; font-style: normal; }
.status-pass { color: var(--status-pass); background: var(--status-pass-bg); }
.status-warn { color: var(--status-warn); background: var(--status-warn-bg); }
.status-error { color: var(--status-danger); background: var(--status-danger-bg); }
.status-review { color: var(--status-info); background: var(--status-info-bg); }
.audit-engine { border-color: var(--line); background: var(--bg-raised); box-shadow: 0 24px 70px var(--c-shadow-strong); }
.audit-engine .window-bar, .extraction-window .window-bar { border-color: var(--line); background: var(--bg-canvas); }
.audit-columns { min-height: 394px; display: grid; grid-template-columns: 1fr .72fr 1fr; }
.audit-column { padding: 20px 15px; border-right: 1px solid var(--line); }
.audit-column:last-child { border-right: 0; }
.mini-label { margin-bottom: 18px; color: var(--fg-muted); font: .57rem var(--font-tech); letter-spacing: .1em; text-transform: uppercase; }
.doc-line { width: 72%; height: 4px; margin-bottom: 7px; border-radius: 3px; background: var(--bg-soft); }
.doc-line.wide { width: 95%; }
.requirement { margin-top: 15px; padding: 12px; border: 1px solid var(--line); border-radius: 6px; color: var(--fg-muted); background: var(--bg-canvas); font-size: .59rem; }
.requirement.active { border-color: var(--status-warn); background: var(--status-warn-bg); color: var(--fg-muted); }
.requirement b { color: var(--status-warn); font: .52rem var(--font-tech); }
.requirement p { margin: 7px 0; line-height: 1.55; }
.requirement mark { padding: 1px 3px; color: var(--status-pass); background: var(--status-pass-bg); }
.requirement small { color: var(--ui-fg-muted); }
.engine-column { background: var(--bg-canvas); }
.engine-core { position: relative; width: 86px; height: 86px; display: grid; place-items: center; margin: 45px auto 30px; border: 1px solid var(--hairline); border-radius: 50%; }
.engine-core .orbit { position: absolute; inset: 9px; border: 1px dashed var(--hairline); border-radius: 50%; animation: rotate 14s linear infinite; }
.engine-core svg { width: 32px; fill: none; stroke: var(--accent-strong); stroke-width: 1.3; }
.engine-column ul { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; color: var(--fg-muted); font-size: .57rem; }
.engine-column li { display: flex; justify-content: space-between; padding-bottom: 5px; border-bottom: 1px solid var(--line); }
.engine-column li span { color: var(--ui-fg-faint); }
.result-preview { margin-top: 27px; padding: 10px; border: 1px solid var(--line); border-radius: 5px; background: var(--bg-raised); }
.result-preview svg { width: 100%; fill: none; stroke: var(--ui-fg-faint); font: 8px var(--font-tech); }
.result-preview rect { stroke: var(--danger); fill: var(--status-danger); }
.result-preview text { fill: var(--status-danger); stroke: none; }
.audit-verdict { margin-top: 16px; padding: 12px; border-left: 2px solid var(--danger); background: var(--status-danger-bg); }
.audit-verdict span { display: block; margin-bottom: 5px; color: var(--status-danger); font-size: .56rem; }
.audit-verdict b, .audit-verdict small { display: block; font-size: .64rem; }
.audit-verdict small { color: var(--ui-fg-faint); }
.audit-total { height: 52px; display: grid; grid-template-columns: repeat(5, 1fr); align-items: center; border-top: 1px solid var(--line); color: var(--ui-fg-faint); background: var(--bg-canvas); text-align: center; font-size: .55rem; }
.audit-total span { border-right: 1px solid var(--line); }
.audit-total span:last-child { border-right: 0; }
.audit-total b { color: var(--fg-muted); font: .73rem var(--font-tech); }
.audit-total .pass b { color: var(--status-pass); }.audit-total .warn b { color: var(--status-warn); }.audit-total .error b { color: var(--status-danger); }

/* Extraction */
.extraction-feature { background: var(--paper-cool); }
.chip-cloud { display: flex; flex-wrap: wrap; gap: 7px; }
.chip-cloud span { padding: 6px 10px; border: 1px solid var(--line); border-radius: 99px; color: var(--fg-muted); background: var(--c-white-10); font-size: .68rem; }
.output-line { display: grid; grid-template-columns: auto 1fr; gap: 14px; margin-top: 25px; padding-top: 20px; border-top: 1px solid var(--line); }
.output-line span { color: var(--accent-strong); font: .57rem var(--font-tech); letter-spacing: .1em; }
.output-line p { color: var(--text-soft); font-size: .68rem; }
.extraction-window { border-color: var(--line); background: var(--bg-raised); box-shadow: 0 24px 70px var(--c-shadow-strong); }
.extraction-body { min-height: 435px; display: grid; grid-template-columns: .9fr 1.1fr; }
.extract-drawing, .extract-table { min-width: 0; padding: 18px; }
.extract-drawing { border-right: 1px solid var(--line); background: var(--bg-canvas); }
.extract-drawing svg { width: 100%; fill: none; stroke: var(--fg-muted); font: 8px var(--font-tech); }
.extract-drawing text { fill: var(--fg-muted); stroke: none; }
.extract-drawing .field-boxes { stroke: var(--accent-strong); }
.table-head, .table-row { display: grid; grid-template-columns: .68fr 1.15fr 36px; align-items: center; min-height: 47px; padding: 0 7px; border-bottom: 1px solid var(--line); }
.table-head { min-height: 32px; color: var(--ui-fg-faint); background: var(--bg-canvas); font-size: .53rem; }
.table-row { color: var(--fg-muted); font-size: .62rem; }
.table-row b { color: var(--fg); font: .66rem var(--font-tech); }
.table-row i { width: 18px; height: 18px; display: grid; place-items: center; justify-self: center; border-radius: 50%; color: var(--ui-fg); background: var(--accent-strong); font-size: .55rem; font-style: normal; }
.export-action { display: flex; align-items: center; justify-content: space-between; margin-top: 23px; color: var(--ui-fg-faint); font-size: .55rem; }
.export-action button { min-height: 32px; padding: 0 12px; border: 0; border-radius: 5px; background: var(--accent-strong); color: var(--ui-fg); font-size: .56rem; }

/* Capability 02 — extraction carousel (reuses demo-tabs + extraction-body + table) */
.window-status.warn { color: var(--warning); }
.extraction-window .demo-tabs { background: var(--bg-canvas); }
.extraction-window .demo-tabs button { color: var(--ui-fg-faint); }
.extraction-window .demo-tabs button[aria-selected="true"] { color: var(--fg); }
.carousel-track { display: grid; }
.carousel-slide { grid-area: 1 / 1; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .45s var(--ease), transform .45s var(--ease); }
.carousel-slide.is-active { opacity: 1; visibility: visible; transform: none; }
.diff-boxes .diff-box-mod { stroke: var(--warning); stroke-width: 1.6; }
.table-head.diff-cols, .table-row.diff-cols { grid-template-columns: .7fr 1fr 1fr; }
.diff-cols b:last-of-type { color: var(--fg); }
.table-row.is-mod b:last-of-type { color: var(--status-warn); }
.table-row.is-add b:last-of-type { color: var(--accent-strong); }

/* Capability 02 — use-case 2x2 grid */
.extract-cta { margin-top: 44px; justify-content: center; }

/* 3D */
.model-feature { background: var(--ink-900); }
.risk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; overflow: hidden; border: 1px solid var(--line-dark); border-radius: 8px; background: var(--line-dark); }
.risk-grid > div { padding: 15px; background: var(--ink-900); }
.risk-grid i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; }
.risk-orange { background: var(--warning); }.risk-red { background: var(--danger); }.risk-yellow { background: var(--status-warn-bg); }.risk-blue { background: var(--status-info); }
.risk-grid h3 { margin: 6px 0 3px; color: var(--ui-fg); font-size: .73rem; }
.risk-grid p { color: var(--fg-muted); font-size: .59rem; }
.model-window { background: var(--bg-soft); }
.model-workspace { min-height: 462px; display: grid; grid-template-columns: 1fr 170px; }
.model-canvas { position: relative; min-width: 0; overflow: hidden; background: radial-gradient(circle at center, var(--ui-canvas-bg), var(--fg) 68%); }
.model-canvas::before { content: ""; position: absolute; inset: 0; opacity: .23; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 20px 20px; transform: perspective(400px) rotateX(55deg) scale(1.5); transform-origin: bottom; }
.model-canvas > svg { position: relative; z-index: 1; width: 100%; height: 400px; }
.model-guide { stroke: var(--status-danger); stroke-width: 1.2; stroke-dasharray: 4 3; }
.model-label rect { fill: var(--status-danger); stroke: var(--status-danger); }.model-label text { fill: var(--status-danger); font: 8px var(--font-tech); }
.axis { position: absolute; z-index: 2; left: 18px; bottom: 48px; width: 30px; height: 30px; }
.axis i { position: absolute; left: 14px; bottom: 14px; width: 20px; height: 1px; background: var(--status-danger-bg); transform-origin: left; }.axis i:nth-child(2) { background: var(--bg-soft); transform: rotate(-90deg); }.axis i:nth-child(3) { background: var(--status-info-bg); transform: rotate(-35deg); }
.model-thumbs { position: absolute; z-index: 2; left: 68px; right: 16px; bottom: 13px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; }
.model-thumbs span { padding: 6px; border: 1px solid var(--line-dark); border-radius: 3px; color: var(--fg-muted); background: var(--bg-soft); font: .47rem var(--font-tech); text-align: center; }
.model-thumbs span.active { border-color: var(--accent); color: var(--accent); }
.model-stats { padding: 17px 14px; border-left: 1px solid var(--line-dark); }
.model-stats dl { margin: 0; }
.model-stats dl div { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--line-dark); }
.model-stats dt { color: var(--fg-muted); font-size: .56rem; }.model-stats dd { margin: 0; color: var(--ui-fg); font: .68rem var(--font-tech); }
.model-stats .danger dd { color: var(--danger); }.model-stats .warning dd { color: var(--warning); }
.selected-issue { margin-top: 22px; padding: 12px; border: 1px solid var(--hairline); border-radius: 5px; background: var(--status-danger-bg); }
.selected-issue span { color: var(--status-danger); font-size: .5rem; }.selected-issue b { display: block; margin: 4px 0 8px; color: var(--status-danger); font: .61rem var(--font-tech); }.selected-issue p { color: var(--fg-muted); font-size: .55rem; }.selected-issue strong { color: var(--danger); }

/* Value and workflow */
.value-strip { padding: 104px 0; border-top: 1px solid var(--line-dark); background: var(--ink-950); }
.value-heading { display: grid; grid-template-columns: .45fr 1fr; align-items: start; gap: 45px; }
.value-heading h2 { max-width: 800px; font-size: var(--step-h2); }
.value-grid { margin-top: 70px; display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--line-dark); }
.value-grid article { min-height: 205px; padding: 25px 26px; border-right: 1px solid var(--line-dark); }
.value-grid article:last-child { border-right: 0; }
.value-grid article > span { color: var(--accent); }
.value-grid h3 { margin: 50px 0 9px; color: var(--ui-fg); font-size: 1.3rem; }.value-grid p { color: var(--ui-fg-faint); font-size: .76rem; }
.platform-flow { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 28px 0 0; padding: 0; list-style: none; }
.platform-flow::before { content: ""; position: absolute; left: 6%; right: 6%; top: 9px; height: 1px; background: var(--line); }
.platform-flow li { position: relative; z-index: 1; padding-right: 14px; }
.platform-flow li > span { display: inline-grid; place-items: center; width: 19px; height: 19px; border: 1px solid var(--line); border-radius: 50%; background: var(--paper); color: var(--ui-fg-faint); font: .5rem var(--font-tech); }
.platform-flow b { display: block; margin: 11px 0 3px; font-size: .82rem; }
.platform-flow small { color: var(--text-soft); font-size: .64rem; line-height: 1.5; }

/* Platform (integration + private deployment) */
.platform-section { overflow: hidden; background: var(--paper-cool); }
.platform-card { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: center; margin-top: 44px; padding: 52px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--c-white-70); }
.platform-card + .platform-card { margin-top: 22px; }
.platform-copy > h3 { margin: 16px 0 0; font-size: var(--step-h3); line-height: 1.28; }
.platform-lead { margin: 18px 0 0; max-width: 560px; color: var(--text-soft); }
.platform-points { margin: 26px 0 0; padding: 0; list-style: none; display: grid; gap: 15px; }
.platform-points li { display: grid; gap: 3px; padding-left: 16px; border-left: 2px solid var(--accent-strong); }
.platform-points b { font-size: .92rem; }
.platform-points span { color: var(--text-soft); font-size: .78rem; line-height: 1.6; }
.platform-card-dark { grid-template-columns: .9fr 1.1fr; border-color: var(--line-dark); background: linear-gradient(180deg, var(--ink-900), var(--ink-950)); }
.platform-card-dark .platform-copy > h3 { color: var(--ui-fg); }
.platform-card-dark .platform-lead { color: var(--text-dark-soft); }
.platform-card-dark .platform-points li { border-left-color: var(--accent); }
.platform-card-dark .platform-points b { color: var(--ui-fg); }
.platform-card-dark .platform-points span { color: var(--ui-fg-muted); }
.platform-assure { position: relative; min-height: 300px; display: grid; place-items: center; }
.assure-shield { width: clamp(150px, 20vw, 220px); height: auto; fill: none; stroke: var(--accent); stroke-width: 1; stroke-linecap: round; stroke-linejoin: round; filter: drop-shadow(0 0 40px var(--c-shadow-strong)); }
.assure-badge { position: absolute; bottom: 34px; display: inline-flex; align-items: center; gap: 8px; padding: 8px 15px; border: 1px solid var(--line-dark); border-radius: 99px; background: var(--bg-soft); color: var(--ui-fg); font: .62rem var(--font-tech); letter-spacing: .06em; }
.assure-badge span { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.integration-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 28px; }
.integration-tags span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 4px; color: var(--fg-muted); background: var(--c-white-10); font: .55rem var(--font-tech); letter-spacing: .06em; }
.integration-diagram { position: relative; min-height: 510px; }
.diagram-ring { position: absolute; left: 50%; top: 50%; border: 1px dashed var(--hairline); border-radius: 50%; transform: translate(-50%,-50%); }
.ring-outer { width: 450px; height: 450px; animation: rotate 50s linear infinite; }.ring-inner { width: 270px; height: 270px; animation: rotate 30s linear infinite reverse; }
.diagram-core { position: absolute; z-index: 2; left: 50%; top: 50%; width: 168px; height: 168px; display: flex; flex-direction: column; align-items: center; justify-content: center; border: 1px solid var(--hairline); border-radius: 50%; background: var(--ink-900); color: var(--ui-fg); transform: translate(-50%,-50%); box-shadow: 0 0 70px var(--c-shadow-strong); }
.diagram-core img { width: 44px; filter: invert(1); }.diagram-core b { margin-top: 8px; font: .72rem var(--font-tech); letter-spacing: .08em; }.diagram-core span { color: var(--ui-fg-faint); font-size: .52rem; }
.system-node { position: absolute; z-index: 3; width: 116px; padding: 13px; border: 1px solid var(--line); border-radius: 8px; background: var(--c-white-70); box-shadow: 0 10px 30px var(--c-shadow); }
.system-node i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent-strong); }.system-node b { display: block; margin: 5px 0 2px; font: .67rem var(--font-tech); }.system-node span { display: block; color: var(--ui-fg-faint); font-size: .54rem; }
.node-plm { left: 10%; top: 12%; }.node-erp { right: 3%; top: 22%; }.node-files { left: 4%; bottom: 14%; }.node-api { right: 10%; bottom: 7%; }

/* Industries */
.industry-grid { margin-top: 75px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.industry-card { min-height: 245px; padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .22s, transform .22s; }
.industry-card:hover { background: var(--paper-cool); }
.industry-card > span { color: var(--accent-strong); font: .57rem var(--font-tech); }
.industry-card h3 { margin: 45px 0 18px; font-size: 1.25rem; }
.industry-card ul { display: grid; gap: 5px; margin: 0; padding: 0; list-style: none; color: var(--fg-muted); font-size: .7rem; }
.industry-card li::before { content: "—"; margin-right: 8px; color: var(--ui-fg-muted); }
.industry-grid.usecase-grid { grid-template-columns: repeat(2, 1fr); margin-top: 44px; }
.usecase-grid .industry-card { min-height: 200px; padding: 32px 34px; }
.usecase-grid .industry-card h3 { margin: 28px 0 16px; }

/* Cases */
.cases-section { background: var(--paper-cool); }
.case-grid { margin-top: 78px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.case-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg-raised); transition: transform .25s var(--ease), box-shadow .25s; }
.case-card:hover { transform: translateY(-4px); box-shadow: 0 18px 50px var(--c-shadow); }
.case-visual { position: relative; min-height: 245px; overflow: hidden; border-bottom: 1px solid var(--line); background-color: var(--bg-canvas); background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 18px 18px; }
.case-visual small { position: absolute; left: 18px; bottom: 16px; padding: 5px 8px; border-radius: 4px; color: var(--fg); background: var(--bg-soft); font-size: .56rem; }
.case-copy { padding: 23px 24px 26px; }.case-copy > span { color: var(--accent-strong); font: .56rem var(--font-tech); letter-spacing: .08em; }.case-copy h3 { margin: 14px 0 9px; font-size: 1.22rem; }.case-copy p { color: var(--text-soft); font-size: .75rem; }
.case-visual-replace { display: flex; align-items: center; justify-content: center; gap: 18px; }
.case-visual-replace span { padding: 13px 17px; border: 1px solid var(--line); border-radius: 5px; background: var(--c-white-70); font: 1rem var(--font-tech); }.case-visual-replace .before { color: var(--danger); text-decoration: line-through; }.case-visual-replace .after { border-color: var(--hairline); color: var(--fg); background: var(--bg-soft); }.case-visual-replace i { color: var(--ui-fg-faint); font-style: normal; }
.case-visual-audit { display: grid; grid-template-columns: 1fr 40px 1fr; align-items: center; padding: 40px; }
.case-visual-audit > div { padding: 17px; border: 1px solid var(--line); border-radius: 5px; background: var(--c-white-70); }.case-visual-audit b { display: block; margin-bottom: 9px; color: var(--ui-fg-faint); font-size: .58rem; }.case-visual-audit span { font: .92rem var(--font-tech); }.case-visual-audit .wrong { color: var(--danger); text-decoration: line-through; }.case-visual-audit > i { height: 1px; background: var(--accent-strong); }
.case-visual-data { display: flex; align-items: center; justify-content: center; gap: 35px; }.mini-sheet { width: 120px; height: 145px; padding: 28px 16px; border: 1px solid var(--line); background: var(--c-white-70); }.mini-sheet span { display: block; height: 5px; margin-bottom: 11px; background: var(--ui-chrome-bg); }.mini-sheet span:nth-child(2) { width: 70%; }.mini-table { width: 165px; border: 1px solid var(--hairline); background: var(--bg-soft); }.mini-table i { display: block; height: 30px; border-bottom: 1px solid var(--hairline); }.mini-table i:last-child { border-bottom: 0; }
.case-visual-3d { perspective: 500px; }.wire-cube { position: absolute; top: 72px; width: 110px; height: 100px; border: 2px solid var(--hairline); transform: rotateX(55deg) rotateZ(35deg); }.wire-cube::before, .wire-cube::after { content: ""; position: absolute; inset: 15px; border: 1px solid var(--hairline); }.wire-cube.one { left: 29%; }.wire-cube.two { left: 46%; border-color: var(--status-danger); }.collision { position: absolute; left: 48%; top: 105px; width: 55px; height: 55px; border-radius: 50%; background: var(--status-danger-bg); box-shadow: 0 0 34px var(--c-shadow-strong); }

/* Contact */
.contact-section { position: relative; overflow: hidden; padding: 140px 0 0; background: var(--ink-950); }
.contact-section::before { content: ""; position: absolute; inset: auto 0 0; height: 72%; background: linear-gradient(to top, var(--decor-tint), transparent); }
.contact-section::after { content: ""; position: absolute; inset: 0; opacity: .17; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 44px 44px; mask-image: linear-gradient(to top, black, transparent 75%); }
.contact-glow { position: absolute; left: 50%; bottom: -320px; width: 900px; height: 700px; border-radius: 50%; background: var(--bg-soft); filter: blur(90px); transform: translateX(-50%); }
.contact-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .65fr; gap: 100px; align-items: start; }
.contact-copy h2 { font-size: var(--step-h2); }.contact-copy > p:not(.eyebrow) { max-width: 720px; margin: 30px 0 34px; color: var(--ui-fg-muted); font-size: .98rem; }.contact-copy h2 + .button-row { margin-top: 38px; }
.contact-materials { padding: 24px; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); background: var(--bg-soft); backdrop-filter: blur(8px); }
.contact-materials > p { margin-bottom: 15px; color: var(--ui-fg-faint); font-size: .67rem; }
.contact-materials ul { margin: 0; padding: 0; list-style: none; }.contact-materials li { display: grid; grid-template-columns: 30px 1fr; padding: 11px 0; border-bottom: 1px solid var(--line-dark); color: var(--ui-fg-muted); font-size: .72rem; }.contact-materials li:last-child { border-bottom: 0; }.contact-materials span { color: var(--accent); font: .54rem var(--font-tech); }
.site-footer { position: relative; z-index: 2; margin-top: 125px; min-height: 160px; display: grid; grid-template-columns: 1fr auto auto; gap: 60px; align-items: center; border-top: 1px solid var(--line-dark); }
.footer-brand p { margin-top: 9px; color: var(--ui-fg-faint); font-size: .68rem; }
.footer-brand .footer-company { margin-top: 14px; color: var(--ui-fg-muted); font-size: .74rem; }
.footer-contact { display: grid; gap: 4px; color: var(--ui-fg-muted); font-size: .7rem; }.footer-contact a:hover { color: var(--accent); }
.footer-meta { display: grid; justify-items: end; gap: 5px; color: var(--fg-muted); font-size: .63rem; }.footer-meta a:hover { color: var(--ui-fg); }

/* Motion */
.js .reveal { opacity: 0; transform: translateY(var(--reveal-y, 16px)); transition: opacity var(--reveal-duration, .5s) cubic-bezier(0.22, 1, 0.36, 1), transform var(--reveal-duration, .5s) cubic-bezier(0.22, 1, 0.36, 1); transition-delay: var(--reveal-delay, 0s); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }
@keyframes scan { 0%,100% { top: 18%; opacity: .3; } 50% { top: 78%; opacity: 1; } }
@keyframes pulse { 0%,100% { opacity: .45; box-shadow: 0 0 0 0 currentColor; } 50% { opacity: 1; box-shadow: 0 0 0 4px transparent; } }
@keyframes rotate { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 1180px) {
  .desktop-nav > a { padding-inline: 6px; font-size: .72rem; }
  .nav-shell { gap: 18px; }
  .product-window-hero { width: 680px; }
}

@media (max-width: 1080px) {
  :root { --header-h: 68px; }
  .desktop-nav, .nav-cta { display: none; }
  .menu-toggle { display: block; }
  .mobile-menu { position: absolute; z-index: 101; left: 20px; right: 20px; top: calc(100% + 10px); max-height: calc(100vh - 96px); overflow-y: auto; padding: 12px; border: 1px solid var(--line-dark); border-radius: 12px; background: var(--bg-soft); box-shadow: 0 25px 80px var(--c-shadow-strong); }
  .mobile-menu:not([hidden]) { display: block; animation: menuIn .24s var(--ease); }
  .mobile-menu nav { display: grid; }
  .mobile-menu nav a { min-height: 52px; display: flex; align-items: center; justify-content: space-between; padding: 0 10px; border-bottom: 1px solid var(--line-dark); color: var(--ui-fg); font-size: .87rem; }
  .mobile-menu nav .mobile-static { min-height: 52px; display: flex; align-items: center; padding: 0 10px; border-bottom: 1px solid var(--line-dark); color: var(--fg-muted); font-size: .87rem; }
  .mobile-menu nav a span { color: var(--fg-muted); font: .55rem var(--font-tech); }
  .mobile-group-label { margin: 14px 10px 4px; color: var(--fg-muted); font: .58rem var(--font-tech); letter-spacing: .14em; text-transform: uppercase; }
  .mobile-menu nav > .mobile-group-label:first-child { margin-top: 4px; }
  .mobile-menu .button { width: 100%; margin-top: 12px; }
  .menu-backdrop:not([hidden]) { position: fixed; z-index: 90; inset: 0; display: block; background: var(--bg-soft); backdrop-filter: blur(3px); }
  @keyframes menuIn { from { opacity: 0; transform: translateY(-8px); } }
  .hero { min-height: auto; padding-top: 132px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 5px; }
  .hero-visual { max-width: 800px; }
  .product-window-hero { width: 100%; transform: none; }
  .feature-grid, .feature-grid-reverse { grid-template-columns: 1fr; gap: 62px; }
  .feature-grid-reverse .feature-copy, .feature-grid-reverse .feature-visual { order: initial; }
  .feature-grid-reverse .feature-copy { order: 1; }.feature-grid-reverse .feature-visual { order: 2; }
  .feature-copy { max-width: 760px; }
  .platform-card, .platform-card-dark { grid-template-columns: 1fr; gap: 46px; padding: 40px; }
  .integration-diagram { max-width: 700px; width: 100%; margin-inline: auto; }
  .platform-assure { min-height: 220px; }
  .pain-grid, .capability-nav { grid-template-columns: repeat(2, 1fr); }
  .pain-card:nth-child(2), .capability-link:nth-child(2) { border-right: 0; }
  .pain-card:nth-child(-n+2), .capability-link:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .hero-metrics { grid-template-columns: repeat(2,1fr); }
  .hero-metrics > div:nth-child(2) { border-right: 0; }.hero-metrics > div:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }.hero-metrics > div:nth-child(3) { padding-left: 0; }
  .platform-flow { grid-template-columns: repeat(2, 1fr); gap: 22px 0; }.platform-flow::before { display: none; }
  .value-heading { grid-template-columns: 1fr; gap: 12px; }
}

@media (max-width: 820px) {
  .section { padding: 96px 0; }
  .container { width: min(calc(100% - 38px), var(--container)); }
  .nav-shell { width: calc(100% - 30px); }
  .hero { padding-top: 122px; }
  .hero h1 { max-width: 11ch; }
  .hero-lead { font-size: 1rem; }
  .tag-list { gap: 6px; overflow: visible; }
  .tag-list li { font-size: .62rem; white-space: nowrap; }
  .workspace { height: 430px; grid-template-columns: 34px 1fr 150px; }
  .result-panel { padding-inline: 10px; }
  .split-heading { grid-template-columns: 1fr; gap: 24px; }
  .split-heading > p { max-width: 680px; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }.value-grid article:nth-child(2) { border-right: 0; }.value-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line-dark); }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 55px; }
  .contact-materials { max-width: 580px; }
  .site-footer { grid-template-columns: 1fr 1fr; padding: 34px 0; }.footer-meta { grid-column: span 2; grid-template-columns: 1fr auto; justify-items: initial; }
}

@media (max-width: 620px) {
  :root { --radius: 12px; }
  body { font-size: 15px; }
  .container { width: calc(100% - 36px); }
  .section { padding: 80px 0; }
  h1 { font-size: var(--step-h1-sm); }
  h2 { font-size: var(--step-h2); }
  .eyebrow { margin-bottom: 17px; font-size: .62rem; }
  .button-row { display: grid; grid-template-columns: 1fr; }.button { width: 100%; }
  .tag-list { gap: 6px; }.tag-list li { font-size: .67rem; }
  .hero-grid { gap: 28px; }.hero-copy { padding-bottom: 12px; }
  .hero-visual { width: 100%; margin: 0; }
  .product-window-hero { border-radius: 10px; }
  .window-bar { height: 44px; padding-inline: 12px; }.window-file { display: none; }
  .workspace { height: 380px; grid-template-columns: 28px 1fr; }.result-panel { display: none; }.tool-rail { gap: 13px; }.tool { width: 11px; height: 11px; }
  .drawing-canvas { padding: 10px; }.canvas-meta { left: 8px; right: 8px; font-size: .42rem; }
  .hero-metrics { margin-top: 50px; }.hero-metrics > div { padding: 24px 14px; }.hero-metrics > div:first-child, .hero-metrics > div:nth-child(3) { padding-left: 0; }.hero-metrics strong { font-size: 1.55rem; }.hero-metrics span { font-size: .64rem; }
  .section-intro > p:last-child { margin-top: 22px; }
  .pain-grid, .capability-nav { grid-template-columns: 1fr; }
  .pain-card, .capability-link { border-right: 0; border-bottom: 1px solid var(--line); }.pain-card:last-child, .capability-link:last-child { border-bottom: 0; }
  .pain-card { min-height: 240px; padding-inline: 18px; }.pain-card svg { margin: 34px 0 20px; }
  .capability-link { min-height: 190px; padding-inline: 18px; }.capability-link h3 { margin-top: 45px; }
  .feature-grid { gap: 48px; }.feature-copy h2 { font-size: var(--step-h2); }.feature-lead { margin-top: 23px; }
  .feature-details { grid-template-columns: 1fr; gap: 25px; }
  .feature-title { font-size: clamp(1.85rem, 8vw, 2.6rem); }
  .scenario-list { grid-template-columns: 1fr; }
  .band-steps { grid-template-columns: 1fr; gap: 26px; }
  .capability-band { margin-top: 54px; }
  .drawing-stage { grid-template-columns: 1fr; }.stage-stats { grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line-dark); border-left: 0; }.stage-stats div { padding: 0 10px; border-right: 1px solid var(--line-dark); border-bottom: 0; }.stage-stats div:last-child { border-right: 0; }.stage-stats strong { font-size: 1.1rem; }
  .demo-tabs button { flex: 1; padding-inline: 4px; }
  .audit-columns { grid-template-columns: 1fr 1fr; }.engine-column { display: none; }.audit-column:nth-child(2) { border-right: 0; }.audit-total { grid-template-columns: repeat(3,1fr); height: auto; padding: 10px 0; row-gap: 8px; }.audit-total span:nth-child(3) { border-right: 0; }
  .extraction-body { grid-template-columns: 1fr; }.extract-drawing { border-right: 0; border-bottom: 1px solid var(--line); }.extract-drawing svg { max-height: 280px; }.extract-table { padding-top: 20px; }
  .usecase-grid { grid-template-columns: 1fr; }
  .risk-grid { grid-template-columns: 1fr; }.model-workspace { grid-template-columns: 1fr; }.model-stats { display: none; }.model-canvas > svg { height: 360px; }
  .value-strip { padding: 78px 0; }.value-grid { grid-template-columns: 1fr; }.value-grid article { min-height: 170px; border-right: 0; border-bottom: 1px solid var(--line-dark); }.value-grid h3 { margin-top: 34px; }
  .integration-diagram { min-height: 430px; transform: scale(.9); }.ring-outer { width: 360px; height: 360px; }.ring-inner { width: 230px; height: 230px; }.diagram-core { width: 140px; height: 140px; }.system-node { width: 98px; padding: 10px; }.node-plm { left: -2%; }.node-erp { right: -3%; }.node-files { left: -3%; }.node-api { right: 0; }
  .platform-card, .platform-card-dark { padding: 28px; }
  .industry-grid { grid-template-columns: 1fr; }.industry-card { min-height: 215px; }
  .case-grid { grid-template-columns: 1fr; }.case-visual { min-height: 220px; }.case-visual-audit { padding: 20px; }.case-copy h3 { font-size: 1.08rem; }
  .contact-section { padding-top: 90px; }.contact-copy h2 { font-size: var(--step-h2); }.site-footer { margin-top: 85px; grid-template-columns: 1fr; gap: 25px; }.footer-meta { grid-column: auto; grid-template-columns: 1fr auto; }.footer-contact { padding-top: 24px; border-top: 1px solid var(--line-dark); }
}

@media (max-width: 380px) {
  .hero-metrics { grid-template-columns: 1fr; }.hero-metrics > div { border-right: 0; border-bottom: 1px solid var(--line-dark); padding-left: 0; }.hero-metrics > div:last-child { border-bottom: 0; }
  .canvas-meta span:nth-child(2) { display: none; }
  .model-canvas > svg { height: 320px; }
  .case-visual-replace { gap: 8px; }.case-visual-replace span { padding-inline: 10px; font-size: .82rem; }
}

/* ==== Tool / Interactive Demo pages ==== */
.tool-breadcrumb { margin: 0 0 34px; color: var(--text-dark-soft); font: 500 .72rem/1 var(--font-tech); letter-spacing: .08em; text-transform: uppercase; }
.tool-breadcrumb a { color: var(--accent); }
.tool-breadcrumb a:hover { color: var(--fg); }
.tool-breadcrumb span { margin: 0 8px; opacity: .5; }
.tool-hero { padding-top: calc(var(--header-h) + 70px); }
.tool-hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 72px; align-items: center; }
.tool-hero-copy h1 { font-size: var(--step-h1); }
.tool-hero-copy .hero-lead { max-width: 520px; margin-top: 26px; color: var(--text-dark-soft); font-size: 1.05rem; }
.tool-hero-copy .button-row { margin-top: 34px; }
.tool-note { margin-top: 20px; color: var(--fg-muted); font: .72rem/1 var(--font-tech); letter-spacing: .06em; }
.tool-hero-visual { position: relative; }
.tool-hero { overflow: hidden; }

/* Hero flow animation */
.flow-window { position: relative; }
.flow-anim { padding: 26px 24px 30px; }
.flow-stages { display: grid; gap: 12px; margin: 0 0 22px; padding: 0; list-style: none; }
.flow-stage { display: grid; grid-template-columns: 44px 1fr; align-items: center; gap: 4px 14px; padding: 16px 18px; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); background: var(--c-white-06); opacity: .38; transform: translateY(0); transition: opacity .4s var(--ease), border-color .4s, background .4s; }
.flow-stage .flow-idx { grid-row: 1 / 3; align-self: center; color: var(--fg-muted); font: 500 1.05rem var(--font-tech); }
.flow-stage b { color: var(--ui-fg); font-size: .96rem; }
.flow-stage small { color: var(--ui-fg-faint); font-size: .72rem; }
.flow-stage.is-on { opacity: 1; border-color: var(--ui-line); background: var(--bg-soft); }
.flow-stage.is-on .flow-idx { color: var(--accent); }
.flow-stage.is-done { opacity: .82; border-color: var(--line-dark); }
.flow-track { height: 3px; border-radius: 3px; background: var(--c-white-10); overflow: hidden; }
.flow-track-fill { display: block; width: 0; height: 100%; background: var(--accent); border-radius: 3px; transition: width .5s var(--ease); }
/* parallel branch: last two stages sit side by side under the extract step */
.flow-parallel { grid-template-columns: 1fr 1fr; }
.flow-parallel .flow-stage:not(.flow-branch) { grid-column: 1 / -1; }
.flow-parallel .flow-branch { position: relative; }
.flow-parallel .flow-branch::before { content: ""; position: absolute; left: 50%; top: -12px; width: 1px; height: 12px; background: var(--line-dark); }
@media (max-width: 620px) {
  .flow-parallel { grid-template-columns: 1fr; }
  .flow-parallel .flow-stage { grid-column: 1 / -1; }
  .flow-parallel .flow-branch::before { display: none; }
}

/* Try-it sample card */
.sample-card { margin-top: 52px; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding: 34px 38px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 20px 60px var(--c-shadow); }
.sample-tag { display: inline-block; margin-bottom: 14px; padding: 4px 10px; border-radius: 99px; background: var(--accent-soft); color: var(--accent-strong); font: 500 .62rem/1 var(--font-tech); letter-spacing: .1em; text-transform: uppercase; }
.sample-meta h3 { font-size: 1.4rem; }
.sample-facts { display: flex; flex-wrap: wrap; gap: 12px 34px; margin: 18px 0 0; padding: 0; list-style: none; }
.sample-facts li { display: flex; flex-direction: column; }
.sample-facts b { color: var(--text); font: 500 1.15rem var(--font-tech); }
.sample-facts span { color: var(--text-soft); font-size: .72rem; }

/* Workbench */
.wb-sample-flag { display: inline-block; margin-left: 14px; padding: 5px 11px; border-radius: 99px; border: 1px solid var(--line-dark); vertical-align: middle; color: var(--accent); font: 500 .6rem/1 var(--font-tech); letter-spacing: .08em; text-transform: uppercase; }
/* Extract tool: give the workbench extra width so the drawing stays large next to the side table. */
.tool-workbench .container { --container: 1560px; }
.workbench { margin-top: 46px; display: grid; grid-template-columns: .82fr 1.18fr; gap: 0; border: 1px solid var(--line-dark); border-radius: var(--radius); background: var(--ink-900); box-shadow: var(--shadow); overflow: hidden; }
.wb-panel { padding: 26px 26px 28px; min-width: 0; }
.wb-rules { border-right: 1px solid var(--line-dark); display: flex; flex-direction: column; }
.rule-list { display: grid; gap: 8px; margin: 0 0 16px; padding: 0; list-style: none; }
.rule-row { display: grid; grid-template-columns: 22px auto 1fr auto 26px; align-items: center; gap: 10px; padding: 11px 13px; border: 1px solid var(--line-dark); border-radius: 8px; background: var(--c-white-06); }
.rule-row b { color: var(--ui-fg); font: .74rem var(--font-tech); }
.rule-row > i { color: var(--accent); font-style: normal; }
.rule-row.is-off { opacity: .42; }
.rule-row.is-off b { text-decoration: line-through; }
.rule-on { width: 18px; height: 18px; border: 1.5px solid var(--accent); border-radius: 5px; cursor: pointer; position: relative; transition: background .18s; }
.rule-on[aria-checked="true"] { background: var(--accent); }
.rule-on[aria-checked="true"]::after { content: "✓"; position: absolute; inset: 0; display: grid; place-items: center; color: var(--status-pass); font-size: .7rem; font-weight: 700; }
.rule-del { width: 24px; height: 24px; border: 0; border-radius: 6px; background: transparent; color: var(--fg-muted); font-size: 1.1rem; line-height: 1; cursor: pointer; transition: background .18s, color .18s; }
.rule-del:hover { background: var(--status-danger-bg); color: var(--danger); }
.rule-add { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 8px; margin-bottom: 12px; }
.rule-add input { min-width: 0; height: 40px; padding: 0 12px; border: 1px solid var(--line-dark); border-radius: 8px; background: var(--c-white-06); color: var(--ui-fg); font: .74rem var(--font-tech); }
.rule-add input::placeholder { color: var(--fg-muted); }
.rule-add span { color: var(--accent); }
.rule-add .button { grid-column: 1 / -1; margin-top: 4px; }
.wb-run { margin-top: auto; }

.wb-stage { padding: 0; display: flex; flex-direction: column; }
.wb-stage .demo-tabs { padding-inline: 20px; }
.wb-sheet { position: relative; flex: 1; display: flex; flex-direction: column; gap: 14px; padding: 22px; background: var(--ui-canvas-bg); }
.wb-sheet::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 18px 18px; pointer-events: none; }
.wb-sheet svg { position: relative; width: 100%; max-height: 300px; }
.wb-sheet .cad-lines { stroke: var(--fg-muted); stroke-width: 1.4; }
.wb-sheet .cad-text text { fill: var(--ui-fg-muted); font: 11px var(--font-tech); transition: fill .3s; }
.wb-sheet .replace-boxes rect { stroke: transparent; stroke-width: 2; transition: stroke .3s; }
.wb-sheet[data-state="detect"] .replace-boxes rect { stroke: var(--warning); stroke-dasharray: 4 3; }
.wb-sheet[data-state="detect"] .replace-boxes rect.no-match { stroke: transparent; }
.wb-sheet[data-state="after"] .replace-boxes rect.matched { stroke: var(--accent); }
.wb-sheet[data-state="after"] .cad-text text.changed { fill: var(--accent-strong); }
.wb-log { position: relative; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line-dark); }
.wb-log p { display: flex; gap: 12px; padding: 6px 2px; color: var(--ui-fg-muted); font-size: .68rem; }
.wb-log p span { flex: none; width: 40px; color: var(--accent); font: .6rem var(--font-tech); letter-spacing: .06em; }
.wb-stats { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); }
.wb-stats div { padding: 16px 20px; border-right: 1px solid var(--line-dark); }
.wb-stats div:last-child { border-right: 0; }
.wb-stats small { display: block; margin-bottom: 6px; color: var(--fg-muted); font-size: .64rem; }
.wb-stats strong { color: var(--ui-fg); font: 500 1.5rem/1 var(--font-tech); }
.wb-hint { margin-top: 18px; color: var(--text-dark-soft); font-size: .82rem; }
.tool-workbench .result-strip { margin-top: 20px; }

/* Extract workbench */
.workbench[data-extract] { grid-template-columns: .4fr 1.6fr; }
.wb-fields { border-right: 1px solid var(--line-dark); display: flex; flex-direction: column; }
.field-list { display: grid; gap: 8px; margin: 0 0 18px; padding: 0; list-style: none; }
.field-row { display: grid; grid-template-columns: 22px 1fr; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--line-dark); border-radius: 8px; background: var(--c-white-06); cursor: pointer; }
.field-row b { color: var(--ui-fg); font-size: .82rem; font-weight: 500; }
.field-row.is-off { opacity: .42; }
.wb-target { margin-bottom: 14px; }
.wb-target .mini-label { margin-bottom: 8px; }
.wb-target select { width: 100%; height: 42px; padding: 0 12px; border: 1px solid var(--line-dark); border-radius: 8px; background: var(--c-white-06); color: var(--ui-fg); font: .8rem var(--font-body); cursor: pointer; }
.wb-result { padding: 0; display: flex; flex-direction: column; }
.wb-result .demo-tabs { padding-inline: 20px; }
.ex-body { flex: 1; display: grid; grid-template-columns: 1.35fr .65fr; align-items: stretch; }
.ex-drawing { min-width: 0; padding: 18px 20px 16px; border-right: 1px solid var(--line-dark); background: var(--ui-canvas-bg); }
.ex-drawing-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.ex-drawing-head .mini-label { margin: 0; }
.ex-scan-status { display: flex; align-items: center; gap: 7px; color: var(--ui-fg-faint); font: 500 .58rem/1 var(--font-tech); letter-spacing: .06em; white-space: nowrap; }
.ex-scan-status span { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.ex-scan-status[data-state="scan"] { color: var(--warning); }
.ex-scan-status[data-state="scan"] span { animation: scanPulse .8s ease-in-out infinite alternate; }
.ex-scan-status[data-state="done"] { color: var(--accent); }
.ex-scan-status[data-state="error"] { color: var(--danger); }
@keyframes scanPulse { to { transform: scale(1.65); box-shadow: 0 0 0 5px var(--c-shadow); } }
.ex-cad-frame { position: relative; overflow: hidden; width: 100%; aspect-ratio: 480 / 297.6; border: 1px solid var(--line-dark); border-radius: 9px; background: var(--ui-canvas-bg); }
.ex-cad-frame::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, transparent 0 49.7%, var(--bg-soft) 50%, transparent 50.3%); opacity: 0; transform: translateX(-50%); }
.ex-cad-frame[aria-busy="true"]::after { opacity: 1; animation: cadSweep 1.25s linear infinite; }
@keyframes cadSweep { from { transform: translateX(-55%); } to { transform: translateX(55%); } }
.ex-cad-frame img, .ex-cad-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.ex-cad-frame img { object-fit: contain; }
.ex-cad-overlay { z-index: 2; overflow: visible; }

/* Version compare — same frame footprint, split top/bottom */
.ex-compare-frame { width: 100%; aspect-ratio: 480 / 297.6; display: grid; grid-template-rows: 1fr 1fr; gap: 8px; }
.ex-compare-frame[hidden] { display: none; }
.ex-cmp-pane { position: relative; margin: 0; min-height: 0; border: 1px solid var(--line-dark); border-radius: 9px; overflow: hidden; background: var(--ui-canvas-bg); }
.ex-cmp-pane.is-new { border-color: var(--hairline); }
.ex-cmp-pane figcaption { position: absolute; top: 8px; left: 8px; z-index: 3; display: flex; align-items: center; gap: 8px; padding: 4px 9px; border-radius: 6px; background: var(--ui-scrim); font: 500 .6rem/1 var(--font-tech); letter-spacing: .04em; }
.ex-cmp-rev { color: var(--ui-fg); }
.ex-cmp-item { color: var(--accent); }
.ex-cmp-pane.is-old .ex-cmp-val { color: var(--ui-fg-muted); }
.ex-cmp-pane.is-new .ex-cmp-val { color: var(--danger); font-weight: 600; }
.ex-cmp-svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.ex-cmp-svg image { image-rendering: auto; }
.ex-detect-box { opacity: 0; transition: opacity .14s ease; }
.ex-detect-box.is-visible { opacity: 1; }
.ex-detect-box rect { fill: none; stroke-width: 1.35; filter: drop-shadow(0 0 1.5px currentColor); transition: opacity .18s var(--ease); }
.ex-detect-box.is-fai { color: var(--accent); }
.ex-detect-box.is-fai rect { stroke: var(--accent); }
.ex-detect-box.is-dim { color: var(--warning); }
.ex-detect-box.is-dim rect { stroke: var(--warning); stroke-width: 1.1; }
.ex-detect-box.is-old rect { stroke: var(--ui-fg-faint); stroke-width: 1.4; stroke-dasharray: 3 2; }
.ex-detect-box.is-new rect { stroke: var(--danger); stroke-width: 1.7; filter: drop-shadow(0 0 3px var(--danger)); }
.ex-detect-box text { fill: var(--accent); stroke: var(--fg); stroke-width: 1.8px; paint-order: stroke fill; font: 700 4px/1 var(--font-tech); letter-spacing: 0; }

/* link view — same frame footprint & render style as the extract/compare views */
.ex-link-frame { position: relative; overflow: hidden; width: 100%; aspect-ratio: 480 / 297.6; border: 1px solid var(--line-dark); border-radius: 9px; background: var(--ui-canvas-bg); }
.ex-link-frame[hidden] { display: none; }
.ex-link-frame::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(90deg, transparent 0 49.7%, var(--bg-soft) 50%, transparent 50.3%); opacity: 0; transform: translateX(-50%); }
.ex-link-frame[aria-busy="true"]::after { opacity: 1; animation: cadSweep 1.25s linear infinite; }
.ex-link-frame img, .ex-link-overlay { position: absolute; inset: 0; width: 100%; height: 100%; }
.ex-link-frame img { object-fit: contain; }
.ex-link-overlay { z-index: 2; overflow: visible; }
.ex-link-box { opacity: 0; transition: opacity .16s ease; }
.ex-link-box.is-visible { opacity: 1; }
.ex-link-box rect { fill: none; stroke-width: 1.4; filter: drop-shadow(0 0 1.5px currentColor); }
.ex-link-box .ex-link-sym { stroke: currentColor; }
.ex-link-box .ex-link-assoc { stroke: currentColor; stroke-width: 1.1; stroke-dasharray: 4 2.5; opacity: .85; }
.ex-link-box .ex-link-line { stroke: currentColor; stroke-width: 1; stroke-dasharray: 2 2; opacity: .6; }
.ex-link-box.is-cc { color: var(--danger); }
.ex-link-box.is-sc { color: var(--accent); }
.ex-link-box text { fill: currentColor; stroke: var(--fg); stroke-width: 1.8px; paint-order: stroke fill; font: 700 4px/1 var(--font-tech); letter-spacing: 0; }
.ex-cad-legend .is-cc { color: var(--danger); }
.ex-cad-legend .is-sc { color: var(--accent); }
.ex-cad-legend .is-linkline { color: var(--ui-fg-muted); }
.ex-row.link-cols { grid-template-columns: .7fr .5fr 2fr; }
.ex-row.link-cols .link-tag { color: var(--accent); }
.ex-row.link-cols.is-cc .link-tag { color: var(--danger); }
.ex-row.link-cols .link-text { color: var(--ui-fg-muted); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.table-head.link-cols { grid-template-columns: .7fr .5fr 2fr; }
.ex-cad-legend { display: flex; align-items: center; flex-wrap: wrap; gap: 10px 22px; margin-top: 12px; color: var(--ui-fg-faint); font-size: .63rem; }
.ex-cad-legend[hidden] { display: none; }
.ex-cad-legend span { display: inline-flex; align-items: center; gap: 7px; }
.ex-cad-legend i { width: 18px; height: 2px; border-radius: 2px; background: currentColor; box-shadow: 0 0 7px currentColor; }
.ex-cad-legend .is-fai { color: var(--accent); }
.ex-cad-legend .is-dim { color: var(--warning); }
.ex-cad-legend .is-old { color: var(--ui-fg-muted); }
.ex-cad-legend .is-new { color: var(--danger); }
.ex-cad-legend b { min-width: 28px; color: var(--ui-fg); font: 500 .62rem var(--font-tech); }
.ex-table { min-width: 0; padding: 18px 20px 20px; display: flex; flex-direction: column; }
.ex-rows { flex: 1; max-height: 360px; overflow-y: auto; }
.ex-rows .table-head { position: sticky; top: 0; z-index: 1; }
.ex-empty { padding: 24px 4px; color: var(--fg-muted); font-size: .74rem; }
.ex-table .table-head { color: var(--ui-fg-faint); background: var(--c-white-06); border-bottom-color: var(--line-dark); font-size: .58rem; }
.ex-table .table-head { display: grid; grid-template-columns: repeat(var(--ex-cols, 3), 1fr); }
.ex-row { display: grid; grid-template-columns: repeat(var(--ex-cols, 3), 1fr); align-items: center; min-height: 34px; padding: 0 7px; border-bottom: 1px solid var(--line-dark); color: var(--ui-fg-muted); font-size: .68rem; animation: exIn .35s var(--ease); }
.ex-row span:first-child { color: var(--ui-fg-muted); font: .72rem var(--font-tech); }
.ex-row b { color: var(--ui-fg); font: .7rem var(--font-tech); }
.ex-row.diff-cols { grid-template-columns: .7fr 1fr 1fr; }
.ex-row.is-mod b:first-of-type { color: var(--ui-fg-muted); text-decoration: line-through; text-decoration-color: var(--status-danger); }
.ex-row.is-mod b:last-of-type { color: var(--danger); font-weight: 600; }
.ex-row.is-mod { background: var(--status-danger-bg); }
.ex-row.is-add b:last-of-type { color: var(--accent); }
@keyframes exIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.ex-table .export-action { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line-dark); color: var(--ui-fg-faint); font-size: .6rem; }
.ex-table .export-action button { min-height: 32px; padding: 0 14px; border: 0; border-radius: 6px; background: var(--accent-strong); color: var(--ui-fg); font-size: .62rem; cursor: pointer; transition: background .2s; }
.ex-table .export-action button:hover { background: var(--accent); }
.ex-toast { position: fixed; left: 50%; bottom: 34px; transform: translateX(-50%) translateY(20px); z-index: 200; padding: 13px 22px; border-radius: 10px; background: var(--ink-800); border: 1px solid var(--line-dark); color: var(--ui-fg); font-size: .82rem; box-shadow: var(--shadow); opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s; }
.ex-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Explain + customization */
.explain-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 72px; align-items: start; }
.explain-note h2 { font-size: var(--step-h2); }
.explain-note p { max-width: 480px; margin-top: 24px; color: var(--text-soft); }
.explain-note .button-row { margin-top: 30px; }
.custom-label { margin-bottom: 22px; color: var(--text-soft); font-size: .92rem; }

/* Case outcomes (no numbers) */
.case-outcome-grid { margin-top: 60px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.outcome-card { padding: 30px 30px 34px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.outcome-card > span { color: var(--accent); font: 500 .58rem var(--font-tech); letter-spacing: .1em; text-transform: uppercase; }
.outcome-card h3 { margin: 26px 0 14px; color: var(--ui-fg); font-size: 1.24rem; }
.outcome-card p { color: var(--ui-fg-faint); font-size: .88rem; }

/* Final CTA */
.tool-final { position: relative; overflow: hidden; }
.tool-final-inner { position: relative; z-index: 2; text-align: center; padding-bottom: 40px; }
.tool-final-inner .eyebrow { justify-content: center; }
.tool-final-inner h2 { font-size: var(--step-h2); }
.tool-final-inner .button-row { margin-top: 34px; justify-content: center; }

@media (max-width: 1080px) {
  .tool-hero-grid { grid-template-columns: 1fr; gap: 52px; }
  .explain-grid { grid-template-columns: 1fr; gap: 46px; }
  .case-outcome-grid { grid-template-columns: 1fr; }
  .outcome-card { border-right: 0; }
  .outcome-card:last-child { border-bottom: 0; }
}

@media (max-width: 980px) {
  .ex-body { grid-template-columns: 1fr; }
  .ex-drawing { border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .capability-overview .split-heading > p { white-space: normal; }
}

@media (max-width: 820px) {
  .workbench, .workbench[data-extract] { grid-template-columns: 1fr; }
  .wb-rules, .wb-fields { border-right: 0; border-bottom: 1px solid var(--line-dark); }
}

@media (max-width: 620px) {
  .tool-hero { padding-top: calc(var(--header-h) + 44px); }
  .sample-card { padding: 24px; }
  .wb-stats strong { font-size: 1.2rem; }
  .wb-stats div { padding: 14px; }
  .ex-drawing { padding-inline: 14px; }
  .ex-drawing-head { align-items: flex-start; flex-direction: column; gap: 8px; }
  .ex-cad-legend { gap: 8px 16px; }
  .ex-table { padding-inline: 14px; }
  .ex-table .export-action { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   Position-based theme swap (capability 01/02 reordered)
   :is(#data-extraction, [data-workflow-owner="data-extraction"])  -> DARK  (was light)
   :is(#drawing-processing, [data-workflow-owner="drawing-processing"]) -> LIGHT (was dark)
   Scoped by section id so shared component rules stay intact.
   ============================================================ */
/* --- :is(#data-extraction, [data-workflow-owner="data-extraction"]) : light demo -> dark skin --- */
:is(#data-extraction, [data-workflow-owner="data-extraction"]).extraction-feature { background: var(--ink-950); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extraction-window { border-color: var(--line-dark); background: var(--ink-900); box-shadow: var(--shadow); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extraction-window .window-bar { border-color: var(--line-dark); background: var(--c-white-06); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .window-brand.dark { color: var(--ui-fg); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extraction-window .demo-tabs { background: transparent; border-bottom: 1px solid var(--line-dark); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extraction-window .demo-tabs button { color: var(--fg-muted); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extraction-window .demo-tabs button[aria-selected="true"] { color: var(--ui-fg); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extract-drawing { border-right-color: var(--line-dark); background: var(--ui-canvas-bg); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extract-drawing svg { stroke: var(--fg-muted); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extract-drawing text { fill: var(--ui-fg-muted); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .extract-drawing .field-boxes { stroke: var(--accent); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .mini-label { color: var(--ui-fg-faint); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .table-head, :is(#data-extraction, [data-workflow-owner="data-extraction"]) .table-row { border-bottom-color: var(--line-dark); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .table-head { color: var(--ui-fg-faint); background: var(--c-white-06); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .table-row { color: var(--ui-fg-muted); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .table-row b { color: var(--ui-fg); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .table-row.is-mod b:last-of-type { color: var(--warning); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .export-action { color: var(--ui-fg-faint); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .diff-boxes .diff-box-mod { stroke: var(--warning); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .chip-cloud span { border-color: var(--line-dark); color: var(--ui-fg-muted); background: var(--c-white-06); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .numbered-flow { border-top-color: var(--line-dark); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .numbered-flow li { border-bottom-color: var(--line-dark); color: var(--text-dark-soft); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .numbered-flow span { color: var(--accent); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .section-intro > p:last-child { color: var(--text-dark-soft); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .industry-grid { border-top-color: var(--line-dark); border-left-color: var(--line-dark); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .usecase-grid .industry-card { border-right-color: var(--line-dark); border-bottom-color: var(--line-dark); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .industry-card:hover { background: var(--ink-850); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .industry-card > span { color: var(--accent); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .industry-card h3 { color: var(--ui-fg); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .industry-card ul { color: var(--ui-fg-muted); }
:is(#data-extraction, [data-workflow-owner="data-extraction"]) .industry-card li::before { color: var(--fg-muted); }

/* --- :is(#drawing-processing, [data-workflow-owner="drawing-processing"]) : dark demo -> light skin --- */
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]).batch-feature { background: var(--paper); color: var(--text); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .feature-subtitle { color: var(--accent-strong); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .feature-lead-group p { color: var(--text-soft); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .feature-lead-group .feature-lead-highlight { border-top-color: var(--line); color: var(--text); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .scenario-label { color: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .scenario-list { border-color: var(--line); background: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .scenario-list li { background: var(--surface); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .scenario-list li:hover { background: var(--paper-cool); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .scenario-list b { color: var(--text); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .scenario-list span { color: var(--text-soft); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .visual-2d { background: var(--bg-canvas); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .product-window { border-color: var(--line); box-shadow: 0 24px 70px var(--c-shadow-strong); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .window-bar { border-bottom-color: var(--line); background: var(--bg-canvas); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .window-brand { color: var(--fg); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .window-status.success { color: var(--status-pass); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .demo-tabs { border-bottom-color: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .demo-tabs button { color: var(--ui-fg-faint); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .demo-tabs button[aria-selected="true"] { color: var(--fg); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-sheet { background: var(--bg-canvas); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-sheet::before { opacity: .5; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .cad-lines { stroke: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .cad-text { fill: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) [data-state="after"] .cad-text { fill: var(--accent-strong); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .change-callout { border-color: var(--line); background: var(--c-white-70); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .change-callout strong { color: var(--fg); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .change-callout p { color: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-rules { border-color: var(--line); background: var(--bg-raised); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-rules-label { color: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-rules li { border-color: var(--line); background: var(--bg-raised); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-rules b { color: var(--fg); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-log { border-top-color: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-log li { border-bottom-color: var(--line); color: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-stats { border-left-color: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-stats div { border-bottom-color: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-stats small { color: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .stage-stats strong { color: var(--fg); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .result-strip { border-color: var(--line); background: var(--surface); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .result-strip div { border-right-color: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .result-strip strong { color: var(--accent-strong); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .result-strip span { color: var(--text-soft); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .capability-band { border-top-color: var(--line); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .band-label { color: var(--fg-muted); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .band-steps b { color: var(--text); }
:is(#drawing-processing, [data-workflow-owner="drawing-processing"]) .band-steps p { color: var(--text-soft); }

/* --- :is(#auto-review, [data-workflow-owner="auto-review"]) : light audit demo -> dark skin --- */
:is(#auto-review, [data-workflow-owner="auto-review"]).review-feature { background: var(--ink-950); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .numbered-flow { border-top-color: var(--line-dark); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .numbered-flow li { border-bottom-color: var(--line-dark); color: var(--text-dark-soft); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .numbered-flow span { color: var(--accent); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .status-pass { color: var(--status-pass); background: var(--status-pass-bg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .status-warn { color: var(--status-warn); background: var(--status-warn-bg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .status-error { color: var(--status-danger); background: var(--status-danger-bg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .status-review { color: var(--status-info); background: var(--status-info-bg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-engine { border-color: var(--line-dark); background: var(--ink-900); box-shadow: var(--shadow); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-engine .window-bar { border-color: var(--line-dark); background: var(--c-white-06); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .window-brand.dark { color: var(--ui-fg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-column { border-right-color: var(--line-dark); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .mini-label { color: var(--ui-fg-faint); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .doc-line { background: var(--c-white-10); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .requirement { border-color: var(--line-dark); color: var(--ui-fg-muted); background: var(--c-white-06); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .requirement.active { border-color: var(--ui-line); background: var(--status-warn-bg); color: var(--ui-fg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .requirement b { color: var(--status-warn); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .requirement mark { color: var(--status-pass); background: var(--status-pass-bg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .requirement small { color: var(--ui-fg-faint); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-column { background: var(--c-white-06); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-core { border-color: var(--ui-line); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-core .orbit { border-color: var(--ui-line); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-core svg { stroke: var(--accent); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-column ul { color: var(--ui-fg-muted); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-column li { border-bottom-color: var(--line-dark); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .engine-column li span { color: var(--ui-fg-faint); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .result-preview { border-color: var(--line-dark); background: var(--c-white-06); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .result-preview svg { stroke: var(--ui-fg-muted); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .result-preview text { fill: var(--status-danger); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-verdict { background: var(--status-danger-bg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-verdict span { color: var(--status-danger); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-verdict b { color: var(--status-danger); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-verdict small { color: var(--ui-fg-muted); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-total { border-top-color: var(--line-dark); color: var(--ui-fg-muted); background: var(--c-white-06); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-total span { border-right-color: var(--line-dark); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-total b { color: var(--ui-fg); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-total .pass b { color: var(--accent); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-total .warn b { color: var(--warning); }
:is(#auto-review, [data-workflow-owner="auto-review"]) .audit-total .error b { color: var(--danger); }

/* --- :is(#model-review, [data-workflow-owner="model-review"]) : dark 3D demo -> light skin --- */
:is(#model-review, [data-workflow-owner="model-review"]).model-feature { background: var(--paper); }
:is(#model-review, [data-workflow-owner="model-review"]) .risk-grid { border-color: var(--line); background: var(--line); }
:is(#model-review, [data-workflow-owner="model-review"]) .risk-grid > div { background: var(--surface); }
:is(#model-review, [data-workflow-owner="model-review"]) .risk-grid h3 { color: var(--text); }
:is(#model-review, [data-workflow-owner="model-review"]) .risk-grid p { color: var(--text-soft); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-window { border-color: var(--line); background: var(--bg-canvas); box-shadow: 0 24px 70px var(--c-shadow-strong); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-window .window-bar { border-bottom-color: var(--line); background: var(--bg-canvas); }
:is(#model-review, [data-workflow-owner="model-review"]) .window-brand.dark { color: var(--fg); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-canvas { background: radial-gradient(circle at center, var(--bg-canvas), var(--ui-fg) 68%); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-canvas::before { opacity: .5; background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-label rect { fill: var(--status-danger); stroke: var(--status-danger); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-label text { fill: var(--status-danger); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-thumbs span { border-color: var(--line); color: var(--fg-muted); background: var(--c-white-70); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-thumbs span.active { border-color: var(--accent-strong); color: var(--accent-strong); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-stats { border-left-color: var(--line); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-stats dl div { border-bottom-color: var(--line); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-stats dt { color: var(--fg-muted); }
:is(#model-review, [data-workflow-owner="model-review"]) .model-stats dd { color: var(--fg); }
:is(#model-review, [data-workflow-owner="model-review"]) .selected-issue { border-color: var(--hairline); background: var(--status-danger-bg); }
:is(#model-review, [data-workflow-owner="model-review"]) .selected-issue span { color: var(--status-danger); }
:is(#model-review, [data-workflow-owner="model-review"]) .selected-issue b { color: var(--status-danger); }
:is(#model-review, [data-workflow-owner="model-review"]) .selected-issue p { color: var(--fg-muted); }

/* ============================================================
   SEO content blocks: enterprise assurance, verify/scene cards,
   keyword cloud. Reuses palette vars; works on dark + light.
   ============================================================ */
/* verify (field) cards — sit on light-section by default */
.verify-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.verify-card { padding: 30px 30px 34px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.verify-card > span { color: var(--accent-strong); font: 500 .58rem var(--font-tech); letter-spacing: .1em; text-transform: uppercase; }
.verify-card h3 { margin: 22px 0 16px; color: var(--text); font-size: 1.2rem; }
.verify-card ul { display: grid; gap: 9px; margin: 0; padding: 0; list-style: none; color: var(--text-soft); font-size: .84rem; }
.verify-card li::before { content: "—"; margin-right: 9px; color: var(--ui-fg-muted); }

/* scenario cards — sit on dark-section */
.scene-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line-dark); border-left: 1px solid var(--line-dark); }
.scene-card { padding: 28px 26px 32px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.scene-card > span { color: var(--accent); font: 500 .58rem var(--font-tech); letter-spacing: .1em; text-transform: uppercase; }
.scene-card h3 { margin: 22px 0 12px; color: var(--ui-fg); font-size: 1.08rem; }
.scene-card p { color: var(--ui-fg-faint); font-size: .82rem; line-height: 1.65; }

/* keyword cloud + case link */
.seo-keywords { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 40px; }
.seo-keywords span { padding: 7px 12px; border: 1px solid var(--line-dark); border-radius: 99px; color: var(--ui-fg-muted); background: var(--c-white-06); font-size: .72rem; }
.light-section .seo-keywords span { border-color: var(--line); color: var(--fg-muted); background: var(--c-white-70); }
.seo-caselink { margin-top: 36px; }
.dark-section .section-intro > p:last-child { color: var(--text-dark-soft); }

/* core capability cards (data-extraction page) — on dark-section */
.capfeat-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.capfeat-card { display: flex; flex-direction: column; padding: 34px 32px 30px; background: var(--ink-900); }
.capfeat-grid .capfeat-card:last-child:nth-child(odd) { grid-column: 1 / -1; }
.capfeat-idx { color: var(--accent); font: 500 .6rem var(--font-tech); letter-spacing: .1em; text-transform: uppercase; }
.capfeat-card h3 { margin: 20px 0 14px; color: var(--ui-fg); font-size: 1.22rem; }
.capfeat-card p { color: var(--text-dark-soft); font-size: .88rem; line-height: 1.7; }
.capfeat-card .chip-cloud { margin-top: 22px; }
.capfeat-card .chip-cloud span { border-color: var(--line-dark); color: var(--ui-fg-muted); background: var(--c-white-06); }

/* FAQ accordion — on light-section */
.faq-list { margin-top: 44px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { display: flex; align-items: center; gap: 16px; padding: 24px 4px; list-style: none; cursor: pointer; color: var(--text); font-size: 1.04rem; font-weight: 500; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-q-idx { flex: none; color: var(--accent-strong); font: 500 .7rem var(--font-tech); letter-spacing: .06em; }
.faq-item summary i { flex: none; position: relative; width: 13px; height: 13px; margin-left: auto; }
.faq-item summary i::before, .faq-item summary i::after { content: ""; position: absolute; top: 50%; left: 50%; width: 13px; height: 1.5px; background: var(--accent-strong); transform: translate(-50%, -50%); transition: transform .25s ease; }
.faq-item summary i::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] summary i::after { transform: translate(-50%, -50%) rotate(0); }
.faq-a { padding: 0 4px 26px 39px; }
.faq-a p { margin: 0 0 12px; color: var(--text-soft); font-size: .9rem; line-height: 1.75; }
.faq-a p:last-child { margin-bottom: 0; }

@media (max-width: 760px) {
  .capfeat-grid { grid-template-columns: 1fr; }
}

/* hero visual: drawing -> structured data (data-extraction page) */
.capture-window { overflow: hidden; }
.capture-split { display: grid; grid-template-columns: 1fr 34px 1.05fr; align-items: stretch; gap: 0; padding: 20px; background: var(--ink-950); }
.capture-sheet { position: relative; padding: 12px; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); background:
  radial-gradient(circle at 50% 40%, var(--bg-soft), transparent 70%), var(--fg); }
.capture-sheet svg { display: block; width: 100%; height: auto; }
.capture-sheet .cad-lines { stroke: var(--ui-fg-faint); stroke-width: 1.1; }
.capture-sheet .cad-text { fill: var(--ui-fg-muted); font: 9px var(--font-tech); }
.capture-sheet .cad-title path { stroke: var(--fg-muted); stroke-width: .9; }
.capture-sheet .cad-title text { fill: var(--ui-fg-muted); font: 8.5px var(--font-tech); }
.capture-sheet .cap-boxes rect { stroke: var(--accent); stroke-width: 1.4; opacity: 0; transform-box: fill-box; transform-origin: center; animation: capBox 4.2s ease-in-out infinite; animation-delay: calc(var(--i) * .5s); }
@keyframes capBox { 0%,12% { opacity: 0; } 20% { opacity: 1; } 60% { opacity: 1; } 80%,100% { opacity: .25; } }

.capture-arrow { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; }
.capture-arrow span { width: 6px; height: 6px; border-top: 1.5px solid var(--accent); border-right: 1.5px solid var(--accent); transform: rotate(45deg); opacity: .3; animation: capArrow 1.6s ease-in-out infinite; }
.capture-arrow span:nth-child(2) { animation-delay: .2s; }
.capture-arrow span:nth-child(3) { animation-delay: .4s; }
@keyframes capArrow { 0%,100% { opacity: .25; } 50% { opacity: 1; } }

.capture-out { display: flex; flex-direction: column; gap: 6px; padding: 14px; border: 1px solid var(--line-dark); border-radius: var(--radius-sm); background: var(--bg-soft); }
.cap-out-tabs { display: flex; gap: 6px; margin-bottom: 4px; }
.cap-out-tabs b { padding: 3px 10px; border: 1px solid var(--line-dark); border-radius: 99px; color: var(--ui-fg-faint); font: .56rem var(--font-tech); letter-spacing: .06em; }
.cap-out-tabs b.on { color: var(--on-accent); background: var(--accent); border-color: var(--accent); }
.cap-field { display: flex; align-items: baseline; gap: 10px; padding: 5px 0; border-bottom: 1px dashed var(--hairline); opacity: 0; transform: translateX(8px); animation: capIn .5s ease forwards; animation-delay: calc(1.6s + var(--d) * .18s); }
.cap-field span { flex: none; width: 38px; color: var(--fg-muted); font-size: .6rem; }
.cap-field b { color: var(--ui-fg); font: .72rem var(--font-tech); letter-spacing: .02em; }
.cap-out-label { margin: 8px 0 2px; color: var(--ui-fg-faint); font: .52rem var(--font-tech); letter-spacing: .12em; text-transform: uppercase; }
.cap-bom { display: grid; gap: 3px; }
.cap-bom-row { display: flex; align-items: center; gap: 8px; padding: 3px 0; opacity: 0; transform: translateX(8px); animation: capIn .5s ease forwards; animation-delay: calc(1.6s + var(--d) * .18s); }
.cap-bom-row i { flex: none; width: 20px; color: var(--accent); font: .58rem var(--font-tech); font-style: normal; }
.cap-bom-row span { flex: 1; color: var(--ui-fg-muted); font-size: .64rem; }
.cap-bom-row em { color: var(--ui-fg-faint); font: .6rem var(--font-tech); font-style: normal; }
.cap-out-foot { display: flex; align-items: center; gap: 7px; margin-top: auto; padding-top: 8px; color: var(--ui-fg-faint); font-size: .58rem; }
.cap-out-foot span { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
@keyframes capIn { to { opacity: 1; transform: translateX(0); } }

@media (max-width: 980px) {
  .capture-split { grid-template-columns: 1fr; gap: 14px; }
  .capture-arrow { flex-direction: row; }
  .capture-arrow span { transform: rotate(135deg); }
}
@media (prefers-reduced-motion: reduce) {
  .cap-field, .cap-bom-row { opacity: 1; transform: none; animation: none; }
  .capture-sheet .cap-boxes rect { opacity: 1; animation: none; }
  .capture-arrow span { animation: none; opacity: .6; }
}

/* related task cards — on dark-section */
.task-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.task-card { display: flex; flex-direction: column; padding: 26px 24px 22px; background: var(--ink-900); }
.task-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.task-tags span { padding: 4px 9px; border: 1px solid var(--line-dark); border-radius: 4px; color: var(--ui-fg-muted); background: var(--c-white-06); font: .58rem var(--font-tech); letter-spacing: .03em; }
.task-card h3 { margin: 0 0 10px; color: var(--ui-fg); font-size: 1.06rem; }
.task-card > p { color: var(--text-dark-soft); font-size: .82rem; line-height: 1.65; }
.task-links { display: flex; gap: 18px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line-dark); }
.task-links a { color: var(--ui-fg-muted); font-size: .74rem; text-decoration: none; transition: color .2s ease; }
.task-links a:last-child { color: var(--accent); }
.task-links a:hover { color: var(--accent-strong); }

/* try-it band — on dark-section */
.try-band { display: grid; grid-template-columns: 1.1fr 1fr; gap: 44px; align-items: center; padding: 44px; border: 1px solid var(--line-dark); border-radius: var(--radius); background:
  radial-gradient(circle at 20% 20%, var(--bg-soft), transparent 60%), var(--fg); }
.try-copy h2 { margin: 16px 0 14px; }
.try-copy > p { color: var(--text-dark-soft); font-size: .92rem; line-height: 1.7; margin-bottom: 26px; }
.try-points { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; padding: 0; list-style: none; background: var(--line-dark); border: 1px solid var(--line-dark); border-radius: var(--radius-sm); overflow: hidden; }
.try-points li { display: flex; flex-direction: column; gap: 4px; padding: 16px 18px; background: var(--ink-850); color: var(--text-dark-soft); font-size: .78rem; }
.try-points b { color: var(--ui-fg); font-size: .82rem; }

/* outcome / proof band — on dark-section */
.proof-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.proof-copy h2 { margin: 16px 0 14px; }
.proof-copy > p { color: var(--text-dark-soft); font-size: .92rem; line-height: 1.75; }
.proof-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line-dark); border: 1px solid var(--line-dark); }
.proof-stats div { padding: 26px 22px; background: var(--ink-900); }
.proof-stats strong { display: block; color: var(--accent); font: 500 1.4rem var(--font-tech); letter-spacing: .01em; }
.proof-stats small { display: block; margin-top: 8px; color: var(--text-dark-soft); font-size: .74rem; }

@media (max-width: 900px) {
  .task-grid { grid-template-columns: 1fr; }
  .try-band, .proof-inner { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 900px) {
  .verify-grid, .scene-grid { grid-template-columns: 1fr; }
  .verify-card { border-right: 0; }
  .verify-card:last-child { border-bottom: 0; }
  .scene-card { border-right: 0; }
  .scene-card:last-child { border-bottom: 0; }
}

@media print {
  .site-header, .menu-backdrop, .button-row { display: none !important; }
  body, .dark-section, .feature-section, .contact-section { background: var(--bg-raised) !important; color: var(--fg) !important; }
  .section, .value-strip, .contact-section { padding: 48px 0; break-inside: avoid; }
  .product-window { box-shadow: none; }
  * { color-adjust: exact; print-color-adjust: exact; }
}