/* ==========================================================================
   Incident Response campaign pages — external stylesheet (brief §5 / §17:
   external CSS, deferred JS, film lazy-loaded behind a poster).
   Used by /incident-response/ (Part A) and /incident-response/systems-suppliers/
   (Part B). Shares the site's tokens; adds nothing inline beyond the chrome
   that build.js stamps.
   ========================================================================== */

:root {
  --ir-bg: #0b1d2b;
  --ir-bg-2: #081521;
  --ir-panel: #0e2433;
  --ir-line: #272f39;
  --ir-line-2: #1a2734;
  --ir-text: #f3f4f6;
  --ir-text-2: #c6d0d9;
  --ir-muted: #8b99a6;
  --ir-dim: #3d4a56;
  --ir-accent: #00e596;
  --ir-accent-2: #1bcba9;
  --ir-warn: #f6ad55;
  --ir-bad: #fc8181;
  --ir-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --ir-sans: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --ir-head: Outfit, Inter, system-ui, sans-serif;
  --ir-max: 1140px;
}

.ir { font-family: var(--ir-sans); color: var(--ir-text); background: var(--ir-bg); line-height: 1.6; }
.ir *, .ir *::before, .ir *::after { box-sizing: border-box; }
.ir img, .ir video { max-width: 100%; height: auto; display: block; }
.ir a { color: var(--ir-accent-2); }
.ir a:hover { color: var(--ir-accent); }

.ir-wrap { max-width: var(--ir-max); margin: 0 auto; padding: 0 24px; }
.ir-section { padding: 72px 0; border-top: 1px solid var(--ir-line); }
.ir-section--alt { background: var(--ir-bg-2); }
.ir-section--tight { padding: 48px 0; }

/* ---- type ---------------------------------------------------------------- */
.ir-kicker { font-family: var(--ir-mono); font-size: 11.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--ir-accent-2); margin: 0 0 14px; }
.ir h1 { font-family: var(--ir-head); font-weight: 800; font-size: clamp(34px, 4.6vw, 54px); line-height: 1.06; letter-spacing: -.025em; margin: 0 0 20px; max-width: 820px; text-wrap: balance; }
.ir h2 { font-family: var(--ir-head); font-weight: 700; font-size: clamp(24px, 3vw, 34px); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 18px; max-width: 760px; text-wrap: balance; }
.ir h3 { font-family: var(--ir-head); font-weight: 700; font-size: 18px; line-height: 1.3; margin: 0 0 8px; }
.ir p { margin: 0 0 14px; max-width: 680px; color: var(--ir-text-2); font-size: 16px; }
.ir p:last-child { margin-bottom: 0; }
.ir-lead { font-size: 17.5px; line-height: 1.6; color: #aab7c2; max-width: 640px; }
.ir-small { font-size: 13px; color: var(--ir-muted); }
.ir-mono { font-family: var(--ir-mono); }

/* ---- hero ---------------------------------------------------------------- */
.ir-hero { padding: 72px 0 56px; border-bottom: 1px solid var(--ir-line); background: radial-gradient(900px 460px at 72% -10%, rgba(27,203,169,.12), transparent 65%); }
.ir-hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 22px; margin: 26px 0 18px; }
.ir-btn { display: inline-flex; align-items: center; gap: 8px; background: linear-gradient(135deg, #1bcba9, #00e596); color: #041b2b !important; font-weight: 600; font-size: 15px; padding: 13px 26px; border-radius: 6px; text-decoration: none; white-space: nowrap; }
.ir-btn:hover { filter: brightness(1.06); }
.ir-btn--ghost { background: transparent; color: var(--ir-text-2) !important; border: 1px solid var(--ir-line); }
.ir-btn--ghost:hover { border-color: var(--ir-accent-2); color: var(--ir-text) !important; }
.ir-micro { font-family: var(--ir-mono); font-size: 12.5px; color: var(--ir-muted); max-width: 420px; line-height: 1.55; }
.ir-objection { font-size: 14px; color: #aab7c2; margin: 0 0 22px; }
.ir-trust { font-family: var(--ir-mono); font-size: 12px; line-height: 1.9; color: var(--ir-muted); border-top: 1px solid var(--ir-line-2); padding-top: 16px; max-width: 760px; }
.ir-trust strong { color: var(--ir-text-2); font-weight: 600; }
.ir-locked { white-space: nowrap; }

/* ---- film ---------------------------------------------------------------- */
.ir-film { position: relative; max-width: 1040px; margin: 28px auto 0; border: 1px solid var(--ir-line); border-radius: 10px; overflow: hidden; background: #000; aspect-ratio: 16 / 9; }
.ir-film video, .ir-film img { width: 100%; height: 100%; object-fit: cover; }
.ir-film__play { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; padding: 0; margin: 0; background: transparent; cursor: pointer; display: grid; place-items: center; color: var(--ir-text); font: inherit; }
.ir-film__play:focus-visible { outline: 2px solid var(--ir-accent-2); outline-offset: -4px; }
.ir-film__badge { display: inline-flex; align-items: center; gap: 12px; background: rgba(4,27,43,.82); border: 1px solid rgba(0,229,150,.45); border-radius: 999px; padding: 12px 22px 12px 14px; font-family: var(--ir-mono); font-size: 13px; letter-spacing: .04em; backdrop-filter: blur(6px); }
.ir-film__badge svg { width: 30px; height: 30px; fill: var(--ir-accent); }
.ir-film.is-playing .ir-film__play { display: none; }
.ir-film__caption { font-family: var(--ir-mono); font-size: 12px; color: var(--ir-muted); text-align: center; margin: 12px auto 0; max-width: 760px; }
.ir-film__honest { font-size: 13.5px; color: #aab7c2; max-width: 760px; margin: 18px auto 0; text-align: center; }

/* ---- narrative spine (7 steps) ------------------------------------------- */
.ir-spine { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; counter-reset: step; }
.ir-spine li { position: relative; background: var(--ir-panel); border: 1px solid var(--ir-line); border-radius: 8px; padding: 16px 14px 14px; min-height: 150px; }
.ir-spine li::before { counter-increment: step; content: "0" counter(step); font-family: var(--ir-mono); font-size: 11px; font-weight: 700; color: var(--ir-accent); letter-spacing: .08em; display: block; margin-bottom: 8px; }
.ir-spine li::after { content: "→"; position: absolute; right: -11px; top: 50%; transform: translateY(-50%); color: var(--ir-muted); font-size: 14px; }
.ir-spine li:last-child::after { content: none; }
.ir-spine b { display: block; font-family: var(--ir-head); font-size: 15px; font-weight: 700; margin-bottom: 6px; color: var(--ir-text); }
.ir-spine span { display: block; font-size: 12.5px; line-height: 1.5; color: var(--ir-muted); }

/* ---- pillars ------------------------------------------------------------- */
.ir-pillar { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.ir-pillar--flip .ir-pillar__copy { order: 2; }
.ir-pillar--flip .ir-pillar__shot { order: 1; }
.ir-shot { border: 1px solid var(--ir-line); border-radius: 10px; overflow: hidden; background: var(--ir-bg-2); box-shadow: 0 30px 60px -30px rgba(0,0,0,.6); }
.ir-shot img { width: 100%; height: auto; }
.ir-proof { margin-top: 20px; border-left: 2px solid var(--ir-accent-2); padding: 10px 0 10px 16px; }
.ir-proof__label { font-family: var(--ir-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ir-muted); margin: 0 0 6px; }
.ir-proof code, .ir-proof .ir-q { font-family: var(--ir-mono); font-size: 12.5px; color: var(--ir-text-2); background: rgba(255,255,255,.04); border: 1px solid var(--ir-line-2); border-radius: 4px; padding: 2px 7px; display: inline-block; margin: 3px 6px 3px 0; }
.ir-two-state { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.ir-two-state > div { background: var(--ir-panel); border: 1px solid var(--ir-line); border-radius: 8px; padding: 14px 16px; font-family: var(--ir-mono); font-size: 12.5px; line-height: 1.6; }
.ir-two-state .is-abstain { border-color: rgba(246,173,85,.45); color: var(--ir-warn); }
.ir-two-state .is-computed { border-color: rgba(252,129,129,.45); color: var(--ir-bad); }
.ir-two-state small { display: block; font-family: var(--ir-sans); font-size: 12px; color: var(--ir-muted); margin-top: 6px; }

/* ---- multiplier (Part B) ------------------------------------------------- */
.ir-mult { background: var(--ir-panel); border: 1px solid var(--ir-line); border-radius: 12px; padding: 28px; margin-top: 28px; }
.ir-mult__row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)) auto minmax(0, 1.2fr); gap: 12px; align-items: end; }
.ir-mult__field label { display: block; font-family: var(--ir-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ir-muted); margin-bottom: 8px; }
.ir-mult__field input { width: 100%; background: var(--ir-bg); color: var(--ir-text); border: 1px solid var(--ir-line); border-radius: 6px; padding: 12px 14px; font: 600 22px/1 var(--ir-head); }
.ir-mult__field input:focus-visible { outline: 2px solid var(--ir-accent-2); outline-offset: 1px; }
.ir-mult__field input[readonly] { color: var(--ir-muted); }
.ir-mult__eq { font-family: var(--ir-head); font-size: 28px; color: var(--ir-muted); padding-bottom: 10px; text-align: center; }
.ir-mult__out { background: var(--ir-bg); border: 1px solid rgba(0,229,150,.45); border-radius: 8px; padding: 12px 16px; }
.ir-mult__out label { font-family: var(--ir-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ir-muted); display: block; margin-bottom: 4px; }
.ir-mult__out output { font-family: var(--ir-head); font-size: 34px; font-weight: 800; color: var(--ir-accent); line-height: 1; display: block; }
.ir-mult__times { font-family: var(--ir-mono); font-size: 13px; color: var(--ir-dim); text-align: center; padding-bottom: 14px; }
.ir-mult__help { margin: 16px 0 0; font-size: 13px; color: var(--ir-muted); }
.ir-mult__static { margin-top: 14px; font-family: var(--ir-mono); font-size: 13px; color: var(--ir-text-2); }
.ir-mult__static em { color: var(--ir-muted); font-style: normal; }
.js .ir-mult__static { display: none; }

/* ---- vehicle classes (§16) --------------------------------------------- */
.ir-classes { width: 100%; border-collapse: collapse; font-size: 14px; margin-top: 12px; }
.ir-classes th, .ir-classes td { text-align: left; vertical-align: top; padding: 12px 12px 12px 0; border-bottom: 1px solid var(--ir-line-2); }
.ir-classes th { font-family: var(--ir-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ir-muted); font-weight: 700; }
.ir-classes td:first-child { font-weight: 700; color: var(--ir-text); white-space: nowrap; }
.ir-classes td { color: var(--ir-text-2); }

/* ---- standards ----------------------------------------------------------- */
.ir-standards { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.ir-standards li { background: var(--ir-panel); border: 1px solid var(--ir-line); border-radius: 8px; padding: 14px 16px; }
.ir-standards b { display: block; font-family: var(--ir-mono); font-size: 12.5px; color: var(--ir-text); margin-bottom: 4px; }
.ir-standards span { font-size: 13px; color: var(--ir-muted); }

/* ---- faq ----------------------------------------------------------------- */
.ir-faq { max-width: 820px; margin-top: 8px; }
.ir-faq details { border-top: 1px solid var(--ir-line); padding: 6px 0; }
.ir-faq details:last-child { border-bottom: 1px solid var(--ir-line); }
.ir-faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 0; font-family: var(--ir-head); font-weight: 600; font-size: 17px; color: var(--ir-text); }
.ir-faq summary::-webkit-details-marker { display: none; }
.ir-faq summary::after { content: "+"; font-family: var(--ir-mono); color: var(--ir-accent-2); font-size: 20px; flex-shrink: 0; }
.ir-faq details[open] summary::after { content: "−"; }
.ir-faq details > div { padding: 0 0 18px; }
.ir-faq details > div p { font-size: 15px; }

/* ---- close / cross-link -------------------------------------------------- */
.ir-close { text-align: center; padding: 72px 0; }
.ir-close h2 { margin-left: auto; margin-right: auto; }
.ir-close .ir-btn { margin-top: 20px; }
.ir-xlink { text-align: center; padding: 22px 0 36px; font-size: 14px; }
.ir-xlink a { color: var(--ir-muted); }
.ir-xlink a:hover { color: var(--ir-accent-2); }
.ir-breadcrumb { font-family: var(--ir-mono); font-size: 12px; color: var(--ir-muted); padding: 18px 0 0; }
.ir-breadcrumb a { color: var(--ir-muted); }
.ir-breadcrumb span { color: var(--ir-dim); margin: 0 8px; }

/* ---- responsive ---------------------------------------------------------- */
@media (max-width: 1024px) {
  .ir-spine { grid-template-columns: repeat(4, 1fr); }
  .ir-spine li::after { content: none; }
  .ir-mult__row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ir-mult__eq, .ir-mult__times { display: none; }
  .ir-mult__out { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .ir-section { padding: 52px 0; }
  .ir-hero { padding: 52px 0 40px; }
  .ir-pillar, .ir-two-state { grid-template-columns: 1fr; gap: 24px; }
  .ir-pillar--flip .ir-pillar__copy { order: 1; }
  .ir-pillar--flip .ir-pillar__shot { order: 2; }
  .ir-spine { grid-template-columns: repeat(2, 1fr); }
  .ir-table-scroll { display: block; overflow-x: auto; }
  .ir-trust, .ir-locked { white-space: normal; }
  .ir-mult__row { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .ir * { transition: none !important; animation: none !important; }
}

/* ---- self-hosted fonts (site pattern; preloads are stamped by build.js) --- */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/inter-v20-latin-regular.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('/fonts/inter-v20-latin-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/inter-v20-latin-700.woff2') format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/outfit-v15-latin-700.woff2') format('woff2')}
@font-face{font-family:'Outfit';font-style:normal;font-weight:800;font-display:swap;src:url('/fonts/outfit-v15-latin-800.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/jetbrains-mono-latin-regular.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/jetbrains-mono-latin-700.woff2') format('woff2')}
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:#00e596;color:#041b2b;font-family:Inter,sans-serif;font-weight:600;font-size:14px;padding:10px 16px;border-radius:0 0 6px 0}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid #1bcba9;outline-offset:2px}
@media (prefers-reduced-motion: no-preference){html{scroll-behavior:smooth}}

.ir-mult__one { display: block; font-family: var(--ir-mono); font-size: 12px; color: var(--ir-muted); margin-top: 6px; }
.ir-mult__one b { color: var(--ir-text-2); }
.ir-mult__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin: 22px 0 0; }
.ir-mult__field input::placeholder { color: var(--ir-dim); font-weight: 500; font-size: 15px; }

.ir-proof__why { display: inline; font-style: normal; font-size: 12.5px; color: var(--ir-muted); margin-right: 14px; }
.ir-proof .ir-q + .ir-proof__why { vertical-align: 1px; }
.ir-spine b a { color: inherit; text-decoration: none; border-bottom: 1px dotted var(--ir-dim); }
.ir-spine b a:hover { color: var(--ir-accent-2); border-color: var(--ir-accent-2); }

/* ---- a11y cycle ---------------------------------------------------------- */
.ir p a, .ir-small a, .ir-xlink a, .ir-faq a { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.ir-table-scroll:focus-visible { outline: 2px solid var(--ir-accent-2); outline-offset: 4px; }
/* progressive enhancement: the interactive multiplier only appears once JS has run;
   without JS the labelled static worked example is what the visitor sees. */
.ir-mult__row, .ir-mult__cta { display: none; }
.js .ir-mult__row { display: grid; }
.js .ir-mult__cta { display: flex; }
@media (max-width: 1024px) { .js .ir-mult__row { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 768px)  { .js .ir-mult__row { grid-template-columns: 1fr; } }