/* xthreatsecure landing page */

:root {
  --blue: #619DE9;
  --blue-600: #2f6fc0;
  --blue-700: #24599c;
  --blue-50: #eef5fd;
  --blue-100: #dbe9fa;
  --red: #D85658;
  --red-600: #c23b36;
  --amber: #e7a33e;
  --ink: #1a1a1a;
  --ink-2: #262626;
  --navy-950: #0a1120;
  --navy-900: #0e1a2f;
  --navy-800: #15253f;
  --navy-700: #20345a;
  --text: #1f2733;
  --muted: #4b5666;
  --muted-dark: #b4c0d3;
  --line: #e2e8f0;
  --bg-alt: #f4f7fb;
  --white: #fff;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 8px 24px rgba(16, 24, 40, .06);
  --shadow-lg: 0 24px 60px rgba(4, 10, 24, .45);
  --container: 1200px;
  --header-h: 72px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body { margin: 0; font-family: var(--font); color: var(--text); background: var(--white); line-height: 1.6; font-size: 1rem; }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; color: var(--ink); letter-spacing: -.01em; }
h2 { font-size: clamp(1.75rem, 1.2rem + 1.9vw, 2.6rem); font-weight: 800; }
h3 { font-size: 1.08rem; font-weight: 700; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: var(--blue-600); }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 1.25em; height: 1.25em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; vertical-align: -.25em; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 1rem; top: -100px; z-index: 100; background: var(--ink); color: #fff; padding: .6rem 1rem; border-radius: var(--radius-sm); }
.skip-link:focus { top: 1rem; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5em; padding: .85rem 1.4rem; border-radius: 999px; font-weight: 700; font-size: .98rem; text-decoration: none; border: 2px solid transparent; transition: background .2s, color .2s, border-color .2s, transform .2s; cursor: pointer; }
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: .55rem 1.1rem; font-size: .9rem; }
.btn-primary { background: var(--blue-600); color: #fff; }
.btn-primary:hover { background: var(--blue-700); }
.btn-ghost { color: #fff; border-color: rgba(255,255,255,.35); }
.btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.06); }
.btn-light { background: #fff; color: var(--navy-900); }
.btn-light:hover { background: var(--blue-50); }
.btn-outline-light { color: #fff; border-color: rgba(255,255,255,.55); }
.btn-outline-light:hover { border-color: #fff; background: rgba(255,255,255,.08); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid transparent; transition: box-shadow .2s, border-color .2s; }
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 4px 20px rgba(16,24,40,.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 1rem; }
.brand { display: inline-flex; align-items: center; color: var(--ink); font-weight: 800; font-size: 1.4rem; text-decoration: none; }
.brand img { height: 34px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 1.5rem; }
.site-nav ul { display: flex; gap: 1.25rem; }
.site-nav ul a { color: var(--text); text-decoration: none; font-weight: 600; font-size: .93rem; padding: .25rem 0; border-bottom: 2px solid transparent; }
.site-nav ul a:hover, .site-nav ul a.is-active { color: var(--blue-600); border-color: var(--blue); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer; position: relative; }
.nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after { position: absolute; left: 11px; width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s, opacity .2s; content: ""; }
.nav-toggle-bar { top: 21px; }
.nav-toggle-bar::before { left: 0; top: -6px; }
.nav-toggle-bar::after { left: 0; top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1060px) {
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: var(--header-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 1rem; padding: 1rem 24px 1.5rem; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 16px 30px rgba(16,24,40,.1); display: none; }
  .site-nav.is-open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav ul a { display: block; padding: .8rem 0; border-bottom: 1px solid var(--line); }
  .site-nav ul a:hover, .site-nav ul a.is-active { border-color: var(--line); }
}

/* Eyebrow / section heads */
.eyebrow { display: inline-flex; align-items: center; gap: .5em; font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; color: var(--blue-600); margin-bottom: .9rem; }
.eyebrow::before { content: ""; width: 22px; height: 3px; border-radius: 2px; background: var(--red); }
.eyebrow-dark { color: var(--blue); }
.eyebrow:has(.icon)::before { display: none; }
.eyebrow .icon { color: var(--red); }
.section { padding: clamp(4rem, 3rem + 4vw, 6.5rem) 0; }
.section-alt { background: var(--bg-alt); }
.section-head { max-width: 780px; margin-bottom: 3rem; }
.section-lead { font-size: 1.1rem; color: var(--muted); }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--navy-950); color: #fff; padding: clamp(3.5rem, 2rem + 6vw, 7rem) 0 clamp(4rem, 2rem + 6vw, 7rem); }
.hero-bg { position: absolute; inset: 0; background:
  radial-gradient(900px 500px at 85% 10%, rgba(91,155,230,.28), transparent 60%),
  radial-gradient(600px 400px at 0% 100%, rgba(229,84,79,.16), transparent 60%),
  linear-gradient(180deg, var(--navy-950), var(--navy-900));
}
.hero-bg::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(180deg, #000 30%, transparent 95%); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 3.5rem; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(2.3rem, 1.4rem + 3.6vw, 4rem); font-weight: 800; letter-spacing: -.025em; margin-bottom: 1.25rem; }
.hero .accent { color: var(--blue); }
.hero .lead { font-size: 1.15rem; color: var(--muted-dark); max-width: 36em; margin-bottom: 2rem; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.25rem; }
.hero-trust { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; color: #d6deea; font-size: .92rem; font-weight: 600; }
.hero-trust li { display: inline-flex; align-items: center; gap: .45rem; }
.hero-trust .icon { color: var(--blue); }

.mock { background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.03)); border: 1px solid rgba(255,255,255,.14); border-radius: 18px; padding: 1.25rem; box-shadow: var(--shadow-lg); backdrop-filter: blur(6px); }
.mock-bar { display: flex; align-items: center; gap: 6px; margin-bottom: 1rem; }
.mock-bar span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.2); }
.mock-bar span:first-child { background: var(--red); }
.mock-bar em { margin-left: auto; font-style: normal; font-size: .78rem; color: var(--muted-dark); }
.mock-query { display: flex; gap: .6rem; align-items: center; background: rgba(10,17,32,.7); border: 1px solid rgba(91,155,230,.45); border-radius: 10px; padding: .75rem .9rem; font-size: .9rem; color: #e6edf7; margin-bottom: 1rem; }
.mock-query .icon { color: var(--blue); }
.mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: .7rem; margin-bottom: 1rem; }
.mock-kpis div { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); border-radius: 10px; padding: .75rem; }
.mock-kpis strong { display: block; font-size: 1.6rem; line-height: 1.1; color: #fff; }
.mock-kpis strong.warn { color: #ff8a85; }
.mock-kpis span { font-size: .74rem; color: var(--muted-dark); line-height: 1.3; display: block; margin-top: .25rem; }
.mock-chart { display: flex; align-items: flex-end; gap: 8px; height: 110px; padding: .75rem; background: rgba(255,255,255,.04); border-radius: 10px; margin-bottom: 1rem; }
.mock-chart span { flex: 1; height: var(--h); border-radius: 4px 4px 0 0; background: linear-gradient(180deg, var(--blue), rgba(91,155,230,.35)); }
.mock-chart span:nth-child(6) { background: linear-gradient(180deg, var(--red), rgba(229,84,79,.35)); }
.mock-path { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: .76rem; margin-bottom: .8rem; }
.mock-path span { padding: .3rem .6rem; border-radius: 999px; background: rgba(255,255,255,.07); color: #d6deea; }
.mock-path span.on { background: var(--blue-600); color: #fff; }
.mock-path i { width: 12px; height: 1px; background: rgba(255,255,255,.35); }
.mock-cite { display: flex; align-items: center; gap: .5rem; font-size: .78rem; color: var(--muted-dark); }
.mock-cite .icon { color: var(--blue); }

/* Grids & cards */
.grid { display: grid; gap: 1.25rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s, border-color .2s; }
.card:hover { transform: translateY(-3px); border-color: var(--blue-100); }
.card p { color: var(--muted); margin: 0; font-size: .97rem; }
.card-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 12px; background: var(--blue-50); color: var(--blue-600); margin-bottom: 1rem; font-size: 1.2rem; }
.card-outcome > .icon { font-size: 1.6rem; color: var(--blue-600); margin-bottom: .8rem; }
.card-outcome:nth-child(3) > .icon { color: var(--red-600); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.split-even { align-items: stretch; gap: 1.5rem; }
.checklist { display: grid; gap: .8rem; margin-top: 1.5rem; }
.checklist li { display: flex; gap: .7rem; align-items: flex-start; font-weight: 600; }
.checklist .icon { color: #fff; background: var(--blue-600); border-radius: 50%; padding: 3px; width: 1.4em; height: 1.4em; stroke-width: 2.6; margin-top: .1em; }
.badge-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.badge { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); border-top: 3px solid var(--blue); }
.badge:nth-child(2) { border-top-color: var(--red); }
.badge:nth-child(3) { border-top-color: var(--ink-2); }
.badge > .icon { font-size: 1.6rem; color: var(--blue-600); margin-bottom: .7rem; }
.badge p { color: var(--muted); margin: 0; font-size: .95rem; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; counter-reset: s; }
.steps li { position: relative; padding: 1.5rem 1.4rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.steps li::after { content: ""; position: absolute; top: 2.15rem; right: -1.05rem; width: .85rem; height: 2px; background: var(--blue); }
.steps li:nth-child(4n)::after, .steps li:last-child::after { display: none; }
.steps p { margin: 0; color: var(--muted); font-size: .95rem; }
.step-no { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--navy-900); color: #fff; font-weight: 800; font-size: .95rem; margin-bottom: .9rem; }
.steps li:nth-child(n+5) .step-no { background: var(--blue-600); }

/* Architecture diagram */
.arch { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: clamp(1rem, .5rem + 2vw, 2rem); box-shadow: var(--shadow); }
.arch .num { display: inline-grid; place-items: center; min-width: 34px; height: 34px; padding: 0 .3rem; border-radius: 50%; background: var(--bg-alt); border: 1px solid var(--line); color: var(--ink); font-weight: 800; font-size: .85rem; }
.arch-block { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem; background: #fff; }
.arch-block-head { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; margin-bottom: .9rem; }
.arch-block-head h3 { margin: 0; font-size: 1.05rem; flex: 1 1 0; min-width: 0; }
.arch-block-head h3:first-child { flex: 0 1 auto; }
.arch-note { margin-left: auto; font-size: .78rem; color: var(--muted); }
.arch-sources { display: grid; grid-template-columns: repeat(5, 1fr); gap: .6rem; }
.arch-sources li { display: flex; gap: .6rem; align-items: flex-start; padding: .7rem; border: 1px solid var(--line); border-radius: 10px; font-size: .78rem; color: var(--muted); line-height: 1.35; }
.arch-sources b { display: block; color: var(--ink); font-size: .86rem; margin-bottom: .15rem; }
.arch-sources .icon { font-size: 1.15rem; color: var(--blue-600); margin-top: .1rem; }

.arch-flow { position: relative; height: 34px; }
.arch-flow::before { content: ""; position: absolute; left: 50%; top: 4px; bottom: 8px; width: 2px; background: var(--muted); transform: translateX(-50%); }
.arch-flow::after { content: ""; position: absolute; left: 50%; bottom: 3px; width: 9px; height: 9px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: translateX(-50%) rotate(45deg); }

.arch-pipeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; }
.arch-pipeline li { position: relative; display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; column-gap: .7rem; align-items: center; padding: 1rem; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(180deg, #fff, var(--bg-alt)); }
.arch-pipeline li::after { content: ""; position: absolute; right: -1.1rem; top: 50%; width: .8rem; height: .8rem; border-top: 2px solid var(--blue-600); border-right: 2px solid var(--blue-600); transform: translateY(-50%) rotate(45deg); }
.arch-pipeline li:last-child::after { display: none; }
.arch-pipeline .num { grid-row: 1 / span 2; background: var(--navy-900); color: #fff; border: 0; width: 40px; height: 40px; }
.arch-pipeline .icon { display: none; }
.arch-pipeline b { font-size: 1.1rem; color: var(--ink); }
.arch-pipeline small { color: var(--muted); font-size: .8rem; line-height: 1.35; }

.arch-inputs { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1rem; margin-top: 1rem; padding: .8rem 1rem; border: 1px dashed var(--blue); background: var(--blue-50); border-radius: var(--radius); }
.arch-inputs-label { display: inline-flex; align-items: center; gap: .45rem; font-weight: 800; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink); }
.arch-inputs-label .icon { color: var(--red-600); }
.chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.chips li { font-size: .8rem; font-weight: 600; padding: .3rem .7rem; border-radius: 999px; background: #fff; border: 1px solid var(--blue-100); color: var(--ink); }

.arch-mini { display: grid; grid-template-columns: repeat(5, 1fr); gap: .6rem; }
.arch-mini li { display: flex; align-items: center; gap: .55rem; padding: .7rem .8rem; border: 1px solid var(--line); border-radius: 10px; font-size: .86rem; font-weight: 600; color: var(--ink); line-height: 1.3; }
.arch-mini .icon { color: var(--blue-600); font-size: 1.1rem; }

.arch-services { display: grid; grid-template-columns: 1fr 110px 1.25fr; align-items: stretch; }
.arch-cards { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; }
.arch-cards li { display: grid; grid-template-columns: auto 1fr; column-gap: .55rem; padding: .7rem; border: 1px solid var(--line); border-radius: 10px; font-size: .78rem; line-height: 1.35; }
.arch-cards .icon { grid-row: 1 / span 2; font-size: 1.15rem; color: var(--blue-600); margin-top: .1rem; }
.arch-cards b { color: var(--ink); font-size: .85rem; }
.arch-cards small { color: var(--muted); font-size: .78rem; }
.arch-ai { background: linear-gradient(180deg, #fff, var(--blue-50)); border-color: var(--blue-100); }
.arch-ai .arch-cards li { background: #fff; }
.arch-foot { margin: .8rem 0 0; padding-top: .7rem; border-top: 1px solid var(--blue-100); font-size: .78rem; font-weight: 600; color: var(--muted); text-align: center; }
.arch-link { position: relative; display: flex; align-items: center; justify-content: center; text-align: center; }
.arch-link span { position: absolute; left: 6px; right: 6px; bottom: calc(50% + 8px); font-size: .74rem; font-weight: 700; line-height: 1.3; color: var(--muted); }
.arch-link::before { content: ""; position: absolute; left: 10px; right: 10px; top: 50%; height: 2px; background: var(--muted); }
.arch-link::after { content: ""; position: absolute; right: 10px; top: 50%; width: 9px; height: 9px; border-top: 2px solid var(--muted); border-right: 2px solid var(--muted); transform: translateY(-50%) rotate(45deg); }

.arch-report { border-color: var(--navy-700); }
.drill { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-top: 1rem; justify-content: center; }
.drill span { padding: .35rem 1rem; border: 1px solid var(--line); border-radius: 8px; background: var(--bg-alt); font-weight: 700; font-size: .85rem; color: var(--ink); }
.drill .icon { color: var(--muted); }

.arch-bands { display: grid; gap: .5rem; margin-top: 1.5rem; }
.arch-bands li { display: grid; grid-template-columns: 250px 1fr; gap: 1rem; align-items: center; padding: .7rem 1rem; border: 1px solid var(--line); border-radius: 10px; background: var(--bg-alt); font-size: .86rem; color: var(--muted); }
.arch-bands b { display: inline-flex; align-items: center; gap: .5rem; color: var(--ink); text-transform: uppercase; font-size: .8rem; letter-spacing: .05em; }
.arch-bands .icon { color: var(--blue-600); font-size: 1.1rem; }
.arch-bands li:nth-child(2) .icon { color: var(--red-600); }
.arch-disclaimer { margin: 1rem 0 0; text-align: right; font-size: .8rem; color: var(--muted); font-style: italic; }

/* Integrations */
.int { padding: 1.3rem; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: border-color .2s, box-shadow .2s; }
.int:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.int > .icon { font-size: 1.5rem; color: var(--blue-600); margin-bottom: .7rem; }
.int h3 { font-size: .98rem; }
.int ul { display: grid; gap: .25rem; }
.int li { font-size: .88rem; color: var(--muted); padding-left: .9rem; position: relative; }
.int li::before { content: ""; position: absolute; left: 0; top: .65em; width: 5px; height: 5px; border-radius: 50%; background: var(--red); }
.knowledge { margin-top: 2rem; padding: 1.5rem; border-radius: var(--radius); background: var(--blue-50); border: 1px solid var(--blue-100); display: flex; flex-wrap: wrap; gap: 1rem 1.5rem; align-items: center; }
.knowledge h3 { margin: 0; display: inline-flex; gap: .5rem; align-items: center; }
.knowledge h3 .icon { color: var(--red-600); }

/* AI panels */
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow); }
.panel-title { display: flex; align-items: center; gap: .7rem; font-size: 1.2rem; margin-bottom: 1.3rem; }
.panel-title .num { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--navy-900); color: #fff; font-size: .85rem; }
.feature-list { display: grid; gap: 1.05rem; }
.feature-list li { display: flex; gap: .9rem; align-items: flex-start; }
.feature-list li > .icon { font-size: 1.15rem; color: var(--blue-600); background: var(--blue-50); border-radius: 10px; padding: .45rem; width: 2.1em; height: 2.1em; }
.feature-list b { display: block; color: var(--ink); }
.feature-list p { margin: .1rem 0 0; color: var(--muted); font-size: .94rem; }
.feature-list.compact { margin-top: 1.5rem; gap: .85rem; }
.governance { margin-top: 1.5rem; padding: 1.8rem; border-radius: var(--radius); background: var(--navy-900); color: #fff; }
.governance h3 { color: #fff; display: flex; gap: .55rem; align-items: center; font-size: 1.2rem; margin-bottom: 1.2rem; }
.governance h3 .icon { color: var(--red); }
.gov-grid li { padding: 1rem; border-radius: 10px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.gov-grid b { display: block; color: #fff; margin-bottom: .25rem; }
.gov-grid span { font-size: .88rem; color: var(--muted-dark); }
.gov-note { margin: 1.2rem 0 0; font-size: .9rem; color: var(--muted-dark); }

/* Security (dark) */
.section-dark { background: var(--navy-950); color: #fff; position: relative; overflow: hidden; }
.section-dark::before { content: ""; position: absolute; inset: 0; background: radial-gradient(700px 400px at 100% 0%, rgba(91,155,230,.2), transparent 60%); pointer-events: none; }
.section-dark .container { position: relative; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-dark .section-lead { color: var(--muted-dark); }
.sec-grid li { padding: 1.5rem 1.3rem; border-radius: var(--radius); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); }
.sec-grid .icon { font-size: 1.6rem; color: var(--blue); margin-bottom: .8rem; }
.sec-grid p { margin: 0; color: var(--muted-dark); font-size: .93rem; }
.ops { margin-top: 2rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; padding-top: 2rem; border-top: 1px solid rgba(255,255,255,.12); }
.ops h3 { margin: 0; display: inline-flex; gap: .5rem; align-items: center; }
.ops h3 .icon { color: var(--red); }
.chips-dark li { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.18); color: #e6edf7; }

/* Query demo */
.query-demo { background: var(--navy-900); border-radius: 18px; padding: 1.6rem; box-shadow: var(--shadow-lg); color: #fff; }
.query-box { display: flex; gap: .8rem; align-items: flex-start; padding: 1rem 1.1rem; border-radius: 12px; background: var(--navy-950); border: 1px solid rgba(91,155,230,.5); }
.query-box .icon { color: var(--blue); font-size: 1.3rem; margin-top: .15rem; }
.query-box p { margin: 0; font-size: 1.08rem; font-weight: 600; }
.answer { margin-top: 1rem; padding: 1.1rem; border-radius: 12px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); }
.answer-label { display: flex; gap: .45rem; align-items: center; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 800; color: var(--blue); margin-bottom: .8rem; }
.answer ul { display: grid; gap: .6rem; }
.answer li { display: flex; gap: .65rem; align-items: baseline; font-size: .94rem; color: #e6edf7; }
.dot { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.dot-red { background: var(--red); }
.dot-amber { background: var(--amber); }
.dot-blue { background: var(--blue); }
.answer-cite { display: flex; gap: .5rem; align-items: center; margin: .9rem 0 0; padding-top: .8rem; border-top: 1px solid rgba(255,255,255,.1); font-size: .82rem; color: var(--muted-dark); }
.answer-cite .icon { color: var(--blue); }
.drill-lg { margin-top: 1.2rem; gap: 0; justify-content: space-between; counter-reset: d; }
.drill-lg li { flex: 1; text-align: center; position: relative; font-size: .85rem; font-weight: 700; color: #e6edf7; padding-top: 2.1rem; }
.drill-lg li::before { counter-increment: d; content: counter(d); position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--blue-600); color: #fff; font-size: .78rem; z-index: 1; }
.drill-lg li + li::after { content: ""; position: absolute; top: 13px; right: 50%; width: 100%; height: 2px; background: rgba(91,155,230,.5); }

/* Timeline */
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1.25rem; position: relative; }
.timeline::before { content: ""; position: absolute; top: 22px; left: 22px; right: 22px; height: 2px; background: linear-gradient(90deg, var(--blue), var(--red)); }
.timeline li { position: relative; }
.t-no { position: relative; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: #fff; border: 2px solid var(--blue-600); color: var(--blue-700); font-weight: 800; margin-bottom: 1rem; }
.timeline p { color: var(--muted); font-size: .95rem; margin: 0; }

/* FAQ */
.faq { display: grid; gap: .75rem; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; transition: border-color .2s, box-shadow .2s; }
.faq details[open] { border-color: var(--blue-100); box-shadow: var(--shadow); }
.faq summary { list-style: none; cursor: pointer; padding: 1.15rem 3.25rem 1.15rem 1.3rem; font-weight: 700; color: var(--ink); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 1.3rem; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--blue-600); border-bottom: 2px solid var(--blue-600); transform: translateY(-70%) rotate(45deg); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq details p { padding: 0 1.3rem 1.2rem; margin: 0; color: var(--muted); }

/* CTA */
.cta-band { background: linear-gradient(120deg, var(--blue-700), var(--navy-900) 70%); color: #fff; padding: clamp(3rem, 2rem + 3vw, 4.5rem) 0; position: relative; overflow: hidden; }
.cta-band::after { content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%; border: 40px solid rgba(229,84,79,.18); pointer-events: none; }
.cta-inner { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.cta-inner h2 { color: #fff; margin-bottom: .4rem; }
.cta-inner p { margin: 0; max-width: 40em; color: #d6e3f5; }
.cta-actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* Footer */
.site-footer { background: var(--ink); color: #c9d2de; padding: 3.5rem 0 1.5rem; font-size: .94rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand img { height: 32px; width: auto; margin-bottom: 1rem; color: #fff; font-weight: 800; font-size: 1.3rem; }
.footer-brand p { max-width: 28em; }
.footer-title { color: #fff; font-size: .82rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: .9rem; }
.site-footer ul { display: grid; gap: .5rem; }
.site-footer a { color: #c9d2de; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-bottom { padding-top: 1.5rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .84rem; color: #a7b2c1; }
.footer-bottom p { margin: 0; }
.disclaimer { max-width: 52em; font-style: italic; }

/* Responsive */
@media (max-width: 1100px) {
  .grid-5, .arch-sources, .arch-mini { grid-template-columns: repeat(3, 1fr); }
  .arch-services { grid-template-columns: 1fr; }
  .arch-link { height: 54px; }
  .arch-link span { left: calc(50% + 12px); right: auto; bottom: auto; top: 50%; transform: translateY(-50%); text-align: left; }
  .arch-link::before { left: 50%; right: auto; top: 6px; bottom: 10px; width: 2px; height: auto; transform: translateX(-50%); }
  .arch-link::after { left: 50%; right: auto; top: auto; bottom: 4px; transform: translateX(-50%) rotate(135deg); }
  .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 2rem; }
  .timeline::before { display: none; }
}
@media (max-width: 900px) {
  .hero-grid, .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .grid-4, .steps { grid-template-columns: repeat(2, 1fr); }
  .steps li::after { display: none; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .arch-pipeline { grid-template-columns: repeat(2, 1fr); }
  .arch-pipeline li:nth-child(2)::after { display: none; }
  .arch-bands li { grid-template-columns: 1fr; gap: .3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 620px) {
  .container { padding: 0 18px; }
  .grid-3, .grid-4, .grid-5, .steps, .badge-grid, .arch-cards, .timeline { grid-template-columns: 1fr; }
  .arch-sources, .arch-mini { grid-template-columns: 1fr 1fr; }
  .arch-pipeline { grid-template-columns: 1fr; gap: 1.6rem; }
  .arch-pipeline li::after { display: block; right: auto; left: 50%; top: auto; bottom: -1.15rem; transform: translateX(-50%) rotate(135deg); }
  .arch-pipeline li:nth-child(2)::after { display: block; }
  .arch-pipeline li:last-child::after { display: none; }
  .arch-note { margin-left: 0; width: 100%; }
  .arch-disclaimer { text-align: left; }
  .mock-kpis strong { font-size: 1.3rem; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .cta-actions .btn { flex: 1 1 100%; }
  .drill-lg li { font-size: .75rem; }
}
@media (max-width: 400px) {
  .arch-sources, .arch-mini { grid-template-columns: 1fr; }
}