:root {
  --ink: #17161a;
  --paper: #f5f0e6;
  --paper-2: #ebe4d5;
  --coral: #ff6b4a;
  --mint: #75d8b1;
  --lilac: #b9a7ff;
  --yellow: #f4c95d;
  --white: #fffdf7;
  --line: 2px solid var(--ink);
  --shadow: 6px 6px 0 var(--ink);
  --radius: 22px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 280px;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(185,167,255,.35), transparent 24rem),
    linear-gradient(90deg, rgba(23,22,26,.035) 1px, transparent 1px),
    var(--paper);
  background-size: auto, 28px 28px, auto;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
}

img, svg { max-width: 100%; }
a { color: inherit; text-decoration-thickness: 2px; text-underline-offset: .18em; }
a:hover { text-decoration-color: var(--coral); }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 4px solid var(--lilac); outline-offset: 3px; }

.skip-link {
  position: fixed; top: .6rem; left: .6rem; z-index: 999;
  padding: .7rem 1rem; background: var(--ink); color: white;
  transform: translateY(-180%);
}
.skip-link:focus { transform: none; }

.site-header {
  position: sticky; top: 0; z-index: 50;
  border-bottom: var(--line); background: rgba(245,240,230,.94);
  backdrop-filter: blur(12px);
}
.nav-shell { max-width: var(--max); margin: auto; min-height: 76px; padding: .75rem 1.25rem; display: flex; align-items: center; gap: 1.4rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; font-weight: 900; letter-spacing: -.03em; white-space: nowrap; }
.brand-mark { width: 40px; height: 40px; display: grid; place-items: center; border: var(--line); border-radius: 50% 50% 48% 52%; background: var(--yellow); transform: rotate(-7deg); }
.brand-mark svg { width: 24px; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: .25rem; }
.main-nav a { padding: .56rem .72rem; text-decoration: none; font-weight: 750; border-radius: 999px; }
.main-nav a:hover, .main-nav a[aria-current="page"] { background: var(--white); box-shadow: inset 0 0 0 2px var(--ink); }
.nav-cta { background: var(--coral) !important; border: 2px solid var(--ink); box-shadow: 3px 3px 0 var(--ink); }
.menu-toggle { display: none; margin-left: auto; border: var(--line); background: var(--white); border-radius: 999px; padding: .58rem .85rem; font: inherit; font-weight: 800; }

.disclaimer-strip { background: var(--ink); color: var(--white); font-size: .86rem; }
.disclaimer-strip p { max-width: var(--max); margin: 0 auto; padding: .5rem 1.25rem; }
.disclaimer-strip strong { color: var(--yellow); }

main { min-height: 60vh; }
.wrap { width: min(calc(100% - 2.5rem), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 2.5rem), 820px); margin-inline: auto; }
.section { padding: clamp(3.2rem, 7vw, 6.5rem) 0; }
.section.tight { padding-block: 2.5rem; }
.section.dark { background: var(--ink); color: var(--white); }
.section.mint { background: var(--mint); border-block: var(--line); }
.section.lilac { background: var(--lilac); border-block: var(--line); }

.eyebrow { display: inline-flex; align-items: center; gap: .5rem; margin: 0 0 1rem; font-size: .78rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 1.9rem; height: .55rem; border: 2px solid currentColor; border-radius: 999px; background: var(--coral); }
h1, h2, h3 { line-height: 1.05; letter-spacing: -.045em; text-wrap: balance; }
h1 { font-size: clamp(2.55rem, 7vw, 6.2rem); margin: 0 0 1.4rem; }
h2 { font-size: clamp(2rem, 4.6vw, 4rem); margin: 0 0 1.2rem; }
h3 { font-size: clamp(1.25rem, 2vw, 1.7rem); margin: 0 0 .65rem; }
p { margin: 0 0 1.15rem; }
.lede { font-size: clamp(1.13rem, 2vw, 1.45rem); line-height: 1.48; max-width: 760px; }
.micro { font-size: .88rem; line-height: 1.5; }

.hero { padding: clamp(3rem, 8vw, 7rem) 0 4rem; }
.hero-grid { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(300px,.65fr); gap: clamp(2rem,6vw,6rem); align-items: center; }
.hero h1 span { display: inline-block; background: var(--mint); padding: 0 .16em .1em; border: var(--line); border-radius: .25em .6em .3em .5em; transform: rotate(-1deg); box-shadow: 6px 6px 0 var(--ink); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin: 2rem 0 1.4rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; min-height: 52px; padding: .82rem 1.2rem; border: var(--line); border-radius: 999px; background: var(--white); color: var(--ink); font-weight: 900; text-decoration: none; box-shadow: 4px 4px 0 var(--ink); transition: transform .18s ease, box-shadow .18s ease; }
.btn:hover { transform: translate(2px,2px); box-shadow: 2px 2px 0 var(--ink); }
.btn.primary { background: var(--coral); }
.btn.secondary { background: var(--mint); }
.btn.dark { background: var(--ink); color: var(--white); box-shadow: 4px 4px 0 var(--coral); }

.route-dial { position: relative; min-height: 390px; display: grid; place-items: center; }
.dial-ring { width: min(100%,370px); aspect-ratio: 1; border: 3px solid var(--ink); border-radius: 50%; background: var(--yellow); box-shadow: 12px 12px 0 var(--ink); position: relative; display: grid; place-items: center; }
.dial-ring::before, .dial-ring::after { content:""; position: absolute; inset: 13%; border: 2px dashed var(--ink); border-radius: 50%; }
.dial-ring::after { inset: 31%; border-style: solid; background: var(--paper); }
.dial-label { position: relative; z-index: 2; width: 44%; text-align: center; font-weight: 950; line-height: 1.05; transform: rotate(-5deg); }
.route-chip { position: absolute; z-index: 3; padding: .5rem .75rem; border: var(--line); border-radius: 999px; background: var(--white); font-weight: 900; box-shadow: 3px 3px 0 var(--ink); }
.route-chip.one { top: 4%; left: 5%; transform: rotate(-8deg); }
.route-chip.two { top: 22%; right: -3%; transform: rotate(7deg); background: var(--mint); }
.route-chip.three { bottom: 10%; right: 5%; transform: rotate(-5deg); background: var(--lilac); }
.route-chip.four { bottom: 4%; left: 8%; transform: rotate(5deg); }

.trust-note { display: flex; gap: .7rem; align-items: flex-start; max-width: 720px; padding: .9rem 1rem; border-left: 5px solid var(--coral); background: rgba(255,255,255,.55); }
.trust-note svg { flex: 0 0 22px; margin-top: .15rem; }

.route-console { display: grid; grid-template-columns: 290px minmax(0,1fr); border: var(--line); border-radius: var(--radius); overflow: hidden; background: var(--white); box-shadow: var(--shadow); }
.route-tabs { padding: 1rem; border-right: var(--line); background: var(--paper-2); display: grid; align-content: start; gap: .65rem; }
.route-tab { width: 100%; border: var(--line); border-radius: 14px; background: var(--white); padding: 1rem; text-align: left; font: inherit; font-weight: 900; cursor: pointer; }
.route-tab[aria-selected="true"] { background: var(--coral); transform: translateX(7px); }
.route-output { padding: clamp(1.5rem,4vw,3.4rem); min-height: 300px; }
.route-output [hidden] { display: none; }
.signal { display: inline-block; padding: .3rem .65rem; border: var(--line); border-radius: 999px; background: var(--mint); font-size: .78rem; font-weight: 900; text-transform: uppercase; }

.track-grid { display: grid; grid-template-columns: repeat(12,1fr); gap: 1rem; align-items: start; }
.track-card { grid-column: span 4; min-height: 270px; padding: 1.5rem; border: var(--line); border-radius: 16px 36px 16px 16px; background: var(--white); box-shadow: 5px 5px 0 var(--ink); }
.track-card:nth-child(2) { margin-top: 3rem; background: var(--mint); border-radius: 36px 16px 16px; }
.track-card:nth-child(3) { margin-top: 1rem; background: var(--lilac); border-radius: 16px 16px 36px; }
.track-number { width: 42px; height: 42px; display: grid; place-items: center; border: var(--line); border-radius: 50%; background: var(--yellow); font-weight: 950; margin-bottom: 1.2rem; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem,5vw,5rem); align-items: start; }
.panel { padding: clamp(1.35rem,3vw,2.4rem); border: var(--line); border-radius: var(--radius); background: var(--white); box-shadow: var(--shadow); }
.panel.coral { background: var(--coral); }
.panel.mint { background: var(--mint); }
.panel.lilac { background: var(--lilac); }
.panel.yellow { background: var(--yellow); }
.panel.dark { background: var(--ink); color: var(--white); box-shadow: 6px 6px 0 var(--coral); }
.panel > :last-child { margin-bottom: 0; }

.steps { list-style: none; padding: 0; margin: 2rem 0 0; counter-reset: step; display: grid; gap: 1rem; }
.steps li { counter-increment: step; display: grid; grid-template-columns: 58px 1fr; gap: 1rem; align-items: start; padding: 1.2rem; border: var(--line); border-radius: 18px; background: var(--white); }
.steps li::before { content: counter(step, decimal-leading-zero); width: 52px; height: 52px; display: grid; place-items: center; border: var(--line); border-radius: 50%; background: var(--yellow); font-weight: 950; }
.steps strong { display: block; margin-bottom: .3rem; }

.checklist { list-style: none; padding: 0; margin: 1.2rem 0; display: grid; gap: .7rem; }
.checklist li { position: relative; padding-left: 2rem; }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: .05rem; width: 1.35rem; height: 1.35rem; display: grid; place-items: center; border: 2px solid currentColor; border-radius: 50%; font-weight: 950; font-size: .8rem; }
.danger-list li::before { content: "!"; background: var(--coral); color: var(--ink); }

.notice { margin: 1.5rem 0; padding: 1.15rem 1.2rem; border: var(--line); border-radius: 10px 22px 10px 22px; background: var(--yellow); }
.notice.danger { background: var(--coral); }
.notice.safe { background: var(--mint); }

.comparison { width: 100%; border-collapse: collapse; background: var(--white); border: var(--line); }
.comparison th, .comparison td { padding: .85rem 1rem; text-align: left; vertical-align: top; border-bottom: 1px solid var(--ink); }
.comparison th { background: var(--ink); color: var(--white); }
.comparison tr:last-child td { border-bottom: 0; }

.breadcrumb { padding-top: 1.25rem; font-size: .88rem; }
.breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; gap: .45rem; flex-wrap: wrap; }
.breadcrumb li:not(:last-child)::after { content: "↗"; margin-left: .45rem; }
.article-hero { padding: clamp(2.5rem,6vw,5rem) 0 2.5rem; }
.article-hero h1 { max-width: 980px; font-size: clamp(2.5rem,6vw,5.2rem); }
.direct-answer { max-width: 880px; padding: 1.2rem 1.35rem; border: var(--line); border-radius: 0 24px 24px 24px; background: var(--mint); font-size: 1.12rem; font-weight: 650; }
.article-body { padding-bottom: 5rem; }
.article-body h2 { margin-top: 3.8rem; }
.article-body h3 { margin-top: 2rem; }
.article-body p, .article-body ul, .article-body ol { max-width: 820px; }
.article-body .panel p, .article-body .panel ul, .article-body .panel ol { max-width: none; }
.article-body li { margin-bottom: .5rem; }

.decision-map { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; margin: 2rem 0; }
.decision-map::before { content:""; position:absolute; left:50%; top:-1rem; bottom:-1rem; width:2px; background:var(--ink); transform:rotate(7deg); }
.decision-map .panel:nth-child(even) { transform: translateY(1.5rem); }

.qr-mock { width: min(100%, 330px); margin: 1rem auto; padding: 1.1rem; border: 3px solid var(--ink); border-radius: 26px; background: var(--white); box-shadow: 10px 10px 0 var(--ink); text-align: center; transform: rotate(1deg); }
.qr-grid { display:grid; grid-template-columns:repeat(9,1fr); gap:4px; aspect-ratio:1; padding:8px; border:2px solid var(--ink); background:var(--white); }
.qr-grid i { background:var(--ink); border-radius:2px; }
.qr-grid i:nth-child(3n+2), .qr-grid i:nth-child(5n) { background:transparent; }
.qr-grid i:nth-child(7n+1) { background:var(--coral); }
.qr-mock strong { display:block; margin-top:1rem; font-size:.9rem; letter-spacing:.08em; }

.faq-stack { display: grid; gap: .85rem; }
details { border: var(--line); border-radius: 16px; background: var(--white); box-shadow: 3px 3px 0 var(--ink); }
summary { cursor: pointer; padding: 1rem 1.2rem; font-weight: 900; }
details > div { padding: 0 1.2rem 1.2rem; }

.related { margin-top: 4rem; padding-top: 2rem; border-top: 3px solid var(--ink); }
.related-links { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.related a { display: block; min-height: 130px; padding: 1.15rem; border: var(--line); border-radius: 16px; background: var(--white); font-weight: 900; text-decoration: none; box-shadow: 4px 4px 0 var(--ink); }
.related a:nth-child(2) { background: var(--mint); }
.related a:nth-child(3) { background: var(--lilac); }

.source-note { margin-top: 2.5rem; padding: 1rem 1.15rem; border-left: 5px solid var(--lilac); background: rgba(255,255,255,.5); font-size: .92rem; }

.site-footer { border-top: var(--line); background: var(--ink); color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1.2fr repeat(3,1fr); gap: 2rem; padding: 3.5rem 0; }
.footer-grid h2, .footer-grid h3 { font-size: 1rem; letter-spacing: .02em; margin-bottom: 1rem; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: .55rem; }
.footer-grid a { color: inherit; }
.footer-brand { font-size: 1.8rem; font-weight: 950; }
.footer-note { border-top: 1px solid rgba(255,255,255,.25); padding: 1.2rem 0 2rem; font-size: .85rem; color: rgba(255,255,255,.76); }

.contact-list { display:grid; gap:1rem; }
.contact-item { display:grid; grid-template-columns:110px 1fr; gap:1rem; padding-bottom:1rem; border-bottom:1px solid var(--ink); }
.status-board { display:grid; grid-template-columns:repeat(3,1fr); gap:1rem; }
.status-board .panel { min-height:190px; }
.tag { display:inline-flex; padding:.2rem .55rem; border:2px solid currentColor; border-radius:999px; font-size:.76rem; font-weight:900; text-transform:uppercase; }

@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; }
  .main-nav { position: fixed; inset: 77px 0 auto; display: none; padding: 1rem 1.25rem 1.5rem; background: var(--paper); border-bottom: var(--line); box-shadow: 0 8px 0 rgba(23,22,26,.18); }
  .main-nav.open { display: grid; }
  .main-nav a { padding: .8rem 1rem; }
  .hero-grid, .split, .route-console { grid-template-columns: 1fr; }
  .route-tabs { border-right: 0; border-bottom: var(--line); grid-template-columns: repeat(2,1fr); }
  .route-tab[aria-selected="true"] { transform: translateY(3px); }
  .track-card { grid-column: span 6; }
  .track-card:nth-child(2), .track-card:nth-child(3) { margin-top: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .wrap, .narrow { width: min(calc(100% - 1.5rem), var(--max)); }
  .nav-shell { padding-inline: .75rem; }
  .brand-text { font-size: .92rem; }
  .hero { padding-top: 2.5rem; }
  .hero-actions .btn { width: 100%; }
  .route-dial { min-height: 310px; }
  .dial-ring { width: 280px; }
  .route-chip { font-size: .76rem; }
  .route-tabs { grid-template-columns: 1fr; }
  .track-grid, .related-links, .status-board { display: grid; grid-template-columns: 1fr; }
  .track-card { grid-column: auto; min-height: 0; }
  .steps li { grid-template-columns: 44px 1fr; }
  .steps li::before { width: 40px; height: 40px; }
  .decision-map { grid-template-columns: 1fr; }
  .decision-map::before { display:none; }
  .decision-map .panel:nth-child(even) { transform:none; }
  .comparison { display:block; overflow-x:auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-item { grid-template-columns:1fr; gap:.25rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media print {
  .site-header, .disclaimer-strip, .site-footer, .hero-actions, .related { display:none; }
  body { background:white; }
  .panel, .steps li, .direct-answer { box-shadow:none; break-inside:avoid; }
}