/* ARRILERT website — the only stylesheet. Colours are the app's Theme.swift tokens (light and dark). */
:root {
  --bg: #F3F5F8;
  --surface: #FFFFFF;
  --ink: #0E1A2B;
  --muted: #4A5868;
  --hairline: #D9DFE7;
  --accent: #09766B; /* the app's #0B7F73, one step darker so links reach 4.5:1 on the page background */
  --accent-soft: #E3F2EF;
  --prepare: #9A5B00;
  --ready: #16784A;
  --warning: #B42318;
  --uncertain: #5B4FC2;
  --rehearsal: #7A3FC2;
  --rehearsal-soft: #F1E9FB;
  --band: #0F1B2D;
  --band-2: #17344D;
  --band-ink: #F2F5F8;
  --band-muted: #B8C4D2;
  --band-accent: #3CC9B5;
  --amber: #FFB938;
  --radius: 18px;
  --wrap: 1080px;
  --gutter: 16px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #05090F;
    --surface: #111A26;
    --ink: #F2F5F8;
    --muted: #A9B6C6;
    --hairline: #263447;
    --accent: #3CC9B5;
    --accent-soft: #10302D;
    --prepare: #FFB938;
    --ready: #3DDC84;
    --warning: #FF7A70;
    --uncertain: #B1A9F5;
    --rehearsal: #D0A6FF;
    --rehearsal-soft: #241A35;
    --band: #0A1422;
    --band-2: #12293D;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1.0625rem/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2rem, 5.5vw, 3.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3.6vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.3em; }
li + li { margin-top: 0.35em; }
code, kbd { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.92em; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
@media (min-width: 600px) { :root { --gutter: 24px; } }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: 12px; top: -60px; z-index: 10; padding: 10px 14px;
  background: var(--surface); color: var(--ink); border-radius: 10px; font-weight: 600;
}
.skip-link:focus { top: 12px; }
main:focus { outline: none; }

/* Header */
.site-header { background: var(--band); color: var(--band-ink); }
.header-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 8px 24px; min-height: 64px; padding-top: 10px; padding-bottom: 10px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px; color: inherit; text-decoration: none;
  font-weight: 800; letter-spacing: 0.06em; font-size: 1.05rem;
}
.brand img { border-radius: 9px; }
.site-header .brand { color: var(--band-ink); }
.site-nav ul { display: flex; flex-wrap: wrap; gap: 4px 20px; list-style: none; margin: 0; padding: 0; }
.site-nav li { margin: 0; }
.site-nav a { color: var(--band-ink); text-decoration: none; font-weight: 600; font-size: 0.98rem; padding: 6px 0; display: inline-block; }
.site-nav a:hover, .site-nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--band-accent); text-decoration-thickness: 2px; }
.site-header :focus-visible { outline-color: var(--band-accent); }
.lang-switch { white-space: nowrap; }

/* Home hero */
.hero {
  background: linear-gradient(160deg, var(--band) 0%, var(--band-2) 100%);
  color: var(--band-ink);
  padding: 40px 0 56px;
}
.hero-grid { display: grid; gap: 36px; align-items: center; }
@media (min-width: 820px) {
  .hero { padding: 64px 0 72px; }
  .hero-grid { grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr); gap: 56px; }
}
.eyebrow {
  color: var(--band-accent); font-weight: 700; font-size: 0.86rem; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 12px;
}
.hero h1 { color: var(--band-ink); margin-bottom: 18px; }
.hero .lead { color: var(--band-ink); font-size: clamp(1.1rem, 2.4vw, 1.3rem); line-height: 1.55; max-width: 36em; }
.availability { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin: 26px 0 0; }
.soon, .button {
  display: inline-block; padding: 11px 18px; border-radius: 999px; font-weight: 700; font-size: 1rem; line-height: 1.3;
}
.soon { background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.28); color: var(--band-ink); }
.button { background: var(--band-accent); color: #05090F; text-decoration: none; }
.requirements { color: var(--band-muted); font-size: 0.95rem; }
.facts { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.facts li { margin: 0; padding: 6px 12px; border-radius: 999px; background: rgba(255, 255, 255, 0.07); color: var(--band-ink); font-size: 0.92rem; }
.facts li::before { content: "✓ "; content: "✓ " / ""; color: var(--band-accent); font-weight: 700; }

/* Phone screenshots */
.phone { margin: 0 auto; width: min(270px, 72vw); }
.phone img {
  width: 100%; border-radius: 34px; border: 7px solid #0B1320;
  box-shadow: 0 18px 50px rgba(5, 9, 15, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.08);
  background: #0B1320;
}
.phone figcaption { margin-top: 12px; font-size: 0.86rem; color: var(--muted); text-align: center; }
.hero .phone figcaption { color: var(--band-muted); }

/* Home sections */
.section { padding: 56px 0; }
.section + .section { border-top: 1px solid var(--hairline); }
.section-intro { max-width: 46em; margin-bottom: 32px; }
.section-intro p { color: var(--muted); font-size: 1.08rem; }
.note-rehearsal {
  display: flex; gap: 10px; align-items: flex-start; max-width: 46em;
  background: var(--rehearsal-soft); color: var(--ink); border-radius: 14px; padding: 12px 16px; font-size: 0.95rem; margin: 0;
}
.note-rehearsal strong { color: var(--rehearsal); }

.feature { display: grid; gap: 28px; align-items: center; padding: 36px 0; }
.feature + .feature { border-top: 1px dashed var(--hairline); }
@media (min-width: 820px) {
  .feature { grid-template-columns: minmax(0, 1fr) 300px; gap: 64px; padding: 48px 0; }
  .feature.flip { grid-template-columns: 300px minmax(0, 1fr); }
  .feature.flip .phone { order: -1; }
}
.feature-text { max-width: 36em; }
.feature-text h3 { font-size: clamp(1.35rem, 3vw, 1.7rem); margin-bottom: 0.6em; }
.kicker {
  display: inline-flex; align-items: center; gap: 8px; font-weight: 800; font-size: 0.82rem;
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 10px;
}
.kicker::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: currentColor; }
.k-route { color: var(--warning); }
.k-exit { color: var(--prepare); }
.k-recovery { color: var(--accent); }
.k-ledger { color: var(--uncertain); }
.k-lab { color: var(--rehearsal); }
.feature-text ul { margin: 0; }

.scenarios { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; counter-reset: sc; }
@media (min-width: 640px) { .scenarios { grid-template-columns: 1fr 1fr; } }
.scenarios li {
  margin: 0; background: var(--surface); border: 1px solid var(--hairline); border-radius: 14px; padding: 14px 16px 14px 52px;
  position: relative; counter-increment: sc;
}
.scenarios li::before {
  content: counter(sc); position: absolute; left: 14px; top: 14px; width: 26px; height: 26px; border-radius: 50%;
  background: var(--rehearsal-soft); color: var(--rehearsal); font-weight: 800; font-size: 0.88rem;
  display: grid; place-items: center;
}
.scenarios strong { display: block; }
.scenarios span { color: var(--muted); font-size: 0.95rem; }
.lab-grid { display: grid; gap: 32px; align-items: start; }
@media (min-width: 900px) { .lab-grid { grid-template-columns: minmax(0, 1fr) 300px; gap: 56px; } }

.cards { display: grid; gap: 16px; list-style: none; padding: 0; margin: 0; }
@media (min-width: 640px) { .cards { grid-template-columns: 1fr 1fr; } }
.card { margin: 0; background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 20px; }
.card h3 { margin-bottom: 6px; }
.card p { margin: 0; color: var(--muted); }

.limits { display: grid; gap: 16px; }
@media (min-width: 760px) { .limits { grid-template-columns: 1fr 1fr; } }
.limits ul { list-style: none; padding: 0; margin: 0; }
.limits li { position: relative; padding-left: 30px; margin: 0 0 10px; }
.limits li::before { position: absolute; left: 0; top: 0; font-weight: 800; }
.limits .does li::before { content: "✓"; content: "✓" / ""; color: var(--ready); }
.limits .does-not li::before { content: "✕"; content: "✕" / ""; color: var(--warning); }
.callout {
  border-left: 4px solid var(--prepare); background: var(--surface); border-radius: 0 14px 14px 0; padding: 14px 18px; margin: 24px 0 0;
}
.callout p:last-child { margin: 0; }

.privacy-band { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 28px; }
.privacy-band h2 { margin-bottom: 10px; }
.privacy-band p:last-child { margin-bottom: 0; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 8px; }

/* Long-form pages */
.page-head { padding: 44px 0 8px; }
.page-head .lead { color: var(--muted); font-size: 1.15rem; max-width: 40em; }
.prose { max-width: 46rem; padding-bottom: 64px; }
.prose h2 { margin-top: 2.2em; padding-top: 1em; border-top: 1px solid var(--hairline); scroll-margin-top: 16px; }
.prose h3 { margin-top: 1.6em; scroll-margin-top: 16px; }
.prose ol > li, .prose ul > li { padding-left: 0.2em; }
.updated { color: var(--muted); font-size: 0.95rem; }
.toc { background: var(--surface); border: 1px solid var(--hairline); border-radius: 14px; padding: 16px 20px; margin: 24px 0 8px; }
.toc h2 { font-size: 1rem; margin: 0 0 8px; padding: 0; border: 0; }
.toc ol { margin: 0; columns: 2 14rem; column-gap: 32px; }
.toc li { break-inside: avoid; }
.notice { background: var(--accent-soft); border-radius: 12px; padding: 12px 16px; }
.contact-card {
  font-style: normal; display: flex; flex-direction: column; gap: 2px; background: var(--surface);
  border: 1px solid var(--hairline); border-radius: 14px; padding: 16px 20px; margin: 0 0 1em;
}
.contact-name { font-weight: 700; }
.contact-label { color: var(--muted); }
.table-wrap { overflow-x: auto; margin: 0 0 1.2em; border: 1px solid var(--hairline); border-radius: 14px; background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--hairline); }
tr:last-child td { border-bottom: 0; }
th { font-weight: 700; background: var(--bg); }
@media (max-width: 599px) {
  .stack-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .stack-table tr { display: block; padding: 10px 14px; border-bottom: 1px solid var(--hairline); }
  .stack-table tr:last-child { border-bottom: 0; }
  .stack-table td { display: block; padding: 2px 0; border: 0; }
  .stack-table td::before { content: attr(data-label); display: block; font-size: 0.8rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; margin-top: 6px; }
  .stack-table td:first-child::before { margin-top: 0; }
}
.ui { font-weight: 650; white-space: nowrap; }
.path { font-weight: 600; }
.faq h3 { margin-top: 1.4em; }

/* 404 */
.not-found { padding: 72px 0 96px; }

/* Footer */
.site-footer { border-top: 1px solid var(--hairline); padding: 36px 0 44px; color: var(--muted); font-size: 0.95rem; margin-top: 24px; }
.footer-top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px; margin-bottom: 10px; }
.brand-small { color: var(--ink); font-size: 0.95rem; }
.brand-small img { border-radius: 7px; }
.footer-tagline { margin: 0; }
.footer-honesty { max-width: 46em; }
.footer-links { list-style: none; padding: 0; margin: 0 0 14px; display: flex; flex-wrap: wrap; gap: 6px 22px; }
.footer-links li { margin: 0; }
.footer-fine { font-size: 0.82rem; margin: 0; }

@media print {
  .site-header, .site-footer, .toc, .skip-link { display: none; }
  body { background: #fff; color: #000; }
}