/* ==========================================================================
   Arrival Brief — editorial field-guide design system, v2
   Warm paper · near-black ink · one signal accent · hairline rules.
   The typography and the rules do the work; no gradients, no cards-as-decor.
   ========================================================================== */

:root {
  --paper: #f6f3ec;
  --paper-deep: #eee9dd;
  --paper-raise: #fbf9f4;
  --ink: #1c1b18;
  --ink-soft: #56534a;
  --hairline: #d9d3c5;
  --signal: #b3401f;
  --signal-tint: #f4e3da;
  --amber: #8a6116;
  --amber-tint: #f2e8d2;
  --ok: #3d6b48;
  --ok-tint: #e7ede4;
  --link: #22505f;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --measure: 66ch;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--signal-tint); }

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-decoration-color: color-mix(in srgb, var(--link) 40%, transparent);
  text-underline-offset: 3px;
}
a:hover { color: var(--signal); text-decoration-color: var(--signal); }

h1, h2, h3 { line-height: 1.12; letter-spacing: -0.012em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.7rem); font-weight: 600; margin: 0.3em 0; text-wrap: balance; }
h2 { font-size: 1.45rem; font-weight: 600; margin: 2.2em 0 0.6em; }
h3 { font-size: 1.1rem; font-weight: 600; margin: 1.6em 0 0.4em; }

/* Label voice: small caps sans — kickers, chips, fact labels, section labels */
.kicker, .fact-label, .chip, .related-heading, .section-label, .country {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.kicker { display: flex; align-items: center; gap: 0.6rem; }
.kicker::before { content: ""; width: 1.6rem; height: 2px; background: var(--signal); }

.standfirst { font-size: 1.2rem; line-height: 1.5; color: var(--ink-soft); text-wrap: pretty; }

/* ---------------------------------------------------------------- masthead */
.masthead { border-bottom: 2px solid var(--ink); background: var(--paper); }
.masthead-inner {
  max-width: 74rem; margin: 0 auto; padding: 1rem 1.25rem;
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap;
}
.wordmark {
  font-family: var(--serif); font-weight: 700; font-size: 1.5rem;
  letter-spacing: -0.02em; color: var(--ink); text-decoration: none;
}
.wordmark.small { font-size: 1.15rem; }
.wordmark::after { content: "."; color: var(--signal); }
.site-nav { display: flex; gap: 1.5rem; }
.site-nav a {
  font-family: var(--sans); font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink); text-decoration: none; padding-bottom: 3px;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover, .site-nav a[aria-current] { border-bottom-color: var(--signal); }

/* ---------------------------------------------------------------- homepage */
.hero { border-bottom: 1px solid var(--hairline); }
.hero-inner { max-width: 74rem; margin: 0 auto; padding: 3.2rem 1.25rem 3rem; }
.hero h1 { max-width: 24ch; font-size: clamp(2rem, 4.6vw, 3rem); }
.hero .standfirst { max-width: 56ch; }

.hero-search { margin: 1.6rem 0 0; }
.filter-input {
  font-family: var(--sans); font-size: 1rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--ink); border-radius: 0;
  background: var(--paper-raise); color: var(--ink);
  width: 100%; max-width: 26rem;
}
.filter-input::placeholder { color: var(--ink-soft); }
.filter-input:focus { outline: 2px solid var(--signal); outline-offset: 1px; }
.filter-empty { font-size: 0.95rem; color: var(--ink-soft); margin-top: 1rem; }

/* Four intent paths: a numbered editorial contents row, not feature cards */
.entry-paths {
  list-style: none; counter-reset: path;
  margin: 2.4rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  border-top: 1px solid var(--ink);
}
.entry-paths li { counter-increment: path; border-bottom: 1px solid var(--hairline); }
.entry-paths a {
  display: block; padding: 1rem 1.4rem 1.1rem 0; text-decoration: none; color: var(--ink);
  height: 100%;
}
.entry-paths a::before {
  content: "0" counter(path);
  display: block;
  font-family: var(--sans); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.12em; color: var(--signal); margin: 0.7rem 0 0.4rem;
}
.entry-paths strong { display: block; font-size: 1.12rem; font-weight: 600; }
.entry-paths span { display: block; font-size: 0.92rem; color: var(--ink-soft); margin-top: 0.25rem; line-height: 1.45; }
.entry-paths a:hover strong { color: var(--signal); }

.home-section { max-width: 74rem; margin: 0 auto; padding: 2.6rem 1.25rem; }
.home-section + .home-section { border-top: 1px solid var(--hairline); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.section-head h2 { margin-top: 0; }
.section-head .see-all { font-family: var(--sans); font-size: 0.88rem; }

/* ---------------------------------------------------------------- hubs */
.hub-inner { max-width: 74rem; margin: 0 auto; padding: 2.4rem 1.25rem 4rem; }
.hub-header { max-width: var(--measure); border-bottom: 1px solid var(--hairline); padding-bottom: 1.4rem; margin-bottom: 1.8rem; }
.hub-header .standfirst { margin-bottom: 0; }

/* City cards: index-card with an ink top rule — restrained, not boxy */
.card-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr));
  gap: 1.1rem; margin: 1.4rem 0 0; padding: 0; list-style: none;
}
.city-card {
  border: 1px solid var(--hairline); border-top: 2px solid var(--ink);
  background: var(--paper-raise);
  padding: 1.1rem 1.2rem 1.2rem;
  display: flex; flex-direction: column; gap: 0.45rem;
  position: relative;
  transition: border-color 120ms ease;
}
.city-card:hover { border-color: var(--ink); border-top-color: var(--signal); }
.card-title { margin: 0; font-size: 1.35rem; }
.card-title a { color: var(--ink); text-decoration: none; }
.card-title a::after { content: ""; position: absolute; inset: 0; }
.city-card p { margin: 0; font-size: 0.95rem; color: var(--ink-soft); line-height: 1.5; }
.city-card .risks { font-family: var(--sans); font-size: 0.76rem; letter-spacing: 0.02em; color: var(--signal); margin-top: auto; padding-top: 0.6rem; }

/* Entry lists (scams / guides / airports): ruled contents list */
.entry-list { list-style: none; margin: 1.2rem 0 0; padding: 0; max-width: 46rem; }
.entry-list li { border-bottom: 1px solid var(--hairline); padding: 0.75rem 0; }
.entry-list li:first-child { border-top: 1px solid var(--hairline); }
.entry-title { font-size: 1.08rem; font-weight: 600; text-decoration: none; color: var(--ink); }
.entry-title:hover { color: var(--signal); }
.entry-note { display: block; font-size: 0.92rem; color: var(--ink-soft); margin-top: 0.15rem; }

/* ---------------------------------------------------------------- article */
.brief-inner { max-width: 47rem; margin: 0 auto; padding: 1.4rem 1.25rem 4rem; }
.brief-header { border-bottom: 1px solid var(--hairline); padding-bottom: 1.5rem; margin-bottom: 1.4rem; }
.dateline { font-family: var(--sans); font-size: 0.8rem; color: var(--ink-soft); margin: 0.5rem 0 0; }

.breadcrumbs { font-family: var(--sans); font-size: 0.78rem; margin: 0.75rem 0 1.4rem; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.45rem; padding: 0; margin: 0; }
.breadcrumbs li + li::before { content: "/"; margin-right: 0.45rem; color: var(--hairline); }
.breadcrumbs a { color: var(--ink-soft); text-decoration: none; }
.breadcrumbs a:hover { color: var(--signal); }
.breadcrumbs [aria-current] { color: var(--ink); }

.fact-strip {
  display: flex; flex-wrap: wrap; gap: 0.9rem 2.2rem;
  border: 1px solid var(--hairline); border-top: 2px solid var(--ink);
  background: var(--paper-raise);
  padding: 0.9rem 1.1rem; margin-top: 1.4rem;
}
.fact { display: flex; flex-direction: column; gap: 0.15rem; }
.fact-value { font-size: 0.98rem; }

/* Problem-zone glance list: the city page's scannable core */
.zone-list { margin-top: 1.1rem; }
.zone-list ul { list-style: none; margin: 0.5rem 0 0; padding: 0; }
.zone {
  display: grid; grid-template-columns: 1fr auto; grid-template-areas: "name chip" "note note";
  gap: 0.1rem 1rem; align-items: baseline;
  border-bottom: 1px solid var(--hairline); padding: 0.55rem 0;
}
.zone:first-child { border-top: 1px solid var(--hairline); }
.zone-name { grid-area: name; font-weight: 600; font-size: 0.98rem; }
.zone-note { grid-area: note; font-size: 0.9rem; color: var(--ink-soft); }
.zone .chip { grid-area: chip; }

.chip { padding: 0.15rem 0.5rem; border-radius: 2px; white-space: nowrap; }
.chip.risk-high { background: var(--signal-tint); color: var(--signal); }
.chip.risk-moderate { background: var(--amber-tint); color: var(--amber); }
.chip.risk-low { background: var(--ok-tint); color: var(--ok); }

/* In-this-brief TOC: one quiet ruled line */
.toc {
  font-family: var(--sans); font-size: 0.85rem;
  border-bottom: 1px solid var(--hairline);
  padding: 0.8rem 0; margin-bottom: 1.4rem;
  display: flex; align-items: baseline; gap: 1rem; flex-wrap: wrap;
}
.toc ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.3rem 1.2rem; margin: 0; padding: 0; }
.toc a { color: var(--ink-soft); text-decoration: none; }
.toc a:hover { color: var(--signal); }

.brief-body { max-width: var(--measure); }
.brief-body ul, .brief-body ol { padding-left: 1.3rem; }
.brief-body li { margin-bottom: 0.4rem; }
.brief-body h2 { border-top: 1px solid var(--hairline); padding-top: 1.4rem; }
.brief-body h2 a { color: inherit; text-decoration: none; }

/* The editorial signature: recognize / respond pair (via shortcodes) */
.signal-box, .instead-box { padding: 0.95rem 1.15rem; margin: 1.4rem 0; }
.signal-box { border-left: 3px solid var(--signal); background: var(--signal-tint); }
.signal-box .kicker { color: var(--signal); }
.signal-box .kicker::before { background: var(--signal); }
.instead-box { border-left: 3px solid var(--ok); background: var(--ok-tint); }
.instead-box .kicker { color: var(--ok); }
.instead-box .kicker::before { background: var(--ok); }
.signal-box p:last-child, .instead-box p:last-child { margin-bottom: 0; }
.signal-box p:nth-child(2), .instead-box p:nth-child(2) { margin-top: 0.5rem; }

/* ---------------------------------------------------------------- FAQ */
.faq { border-top: 2px solid var(--ink); margin-top: 3rem; padding-top: 0.5rem; max-width: var(--measure); }
.faq-item { border-bottom: 1px solid var(--hairline); padding: 0.7rem 0; }
.faq-item summary { font-weight: 600; cursor: pointer; }
.faq-item summary::marker { color: var(--signal); }
.faq-item p { color: var(--ink-soft); margin: 0.5rem 0 0.2rem; }

/* ---------------------------------------------------------------- related */
.related { border-top: 2px solid var(--ink); margin-top: 3rem; padding-top: 0.9rem; max-width: var(--measure); }
.related-heading { margin: 0 0 0.6rem; }
.related-list { list-style: none; padding: 0; margin: 0; }
.related-list li { margin-bottom: 0.55rem; }
.related-note { display: block; font-size: 0.9rem; color: var(--ink-soft); }

/* ---------------------------------------------------------------- prepared (affiliate) */
.prepared {
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--ink);
  background: var(--paper-raise);
  padding: 1.2rem 1.3rem 1.4rem;
  margin-top: 3rem;
  max-width: var(--measure);
}
.prepared-head { margin-bottom: 1rem; }
.prepared-head .section-label { display: block; margin-bottom: 0.4rem; }
.prepared-disclosure { font-family: var(--sans); font-size: 0.78rem; line-height: 1.5; color: var(--ink-soft); margin: 0; }
.prepared-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 0.9rem; }
.prepared-card {
  display: flex; flex-direction: column; gap: 0.3rem;
  border: 1px solid var(--hairline); background: var(--paper);
  padding: 0.85rem 0.95rem 0.95rem;
}
.prepared-cat { font-family: var(--sans); font-size: 0.68rem; font-weight: 600; letter-spacing: 0.11em; text-transform: uppercase; color: var(--signal); }
.prepared-name { font-size: 1.05rem; font-weight: 600; }
.prepared-benefit { font-size: 0.88rem; line-height: 1.45; color: var(--ink-soft); flex: 1; }
.prepared-cta { font-family: var(--sans); font-size: 0.82rem; font-weight: 600; text-decoration: none; margin-top: 0.5rem; }
.prepared-cta:hover { text-decoration: underline; }

/* ---------------------------------------------------------------- footer */
.site-footer { border-top: 2px solid var(--ink); margin-top: 4rem; background: var(--paper-deep); }
.footer-inner { max-width: 74rem; margin: 0 auto; padding: 2.2rem 1.25rem 2.6rem; }
.footer-tagline { color: var(--ink-soft); font-size: 0.95rem; max-width: 48ch; margin: 0.3rem 0 0; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.4rem; margin: 1.4rem 0; font-family: var(--sans); font-size: 0.88rem; }
.footer-note, .footer-legal { font-family: var(--sans); font-size: 0.8rem; color: var(--ink-soft); max-width: 70ch; }

/* ---------------------------------------------------------------- misc */
.index-intro { max-width: var(--measure); }
.hidden { display: none !important; }