/* RainSafe Journal — shared stylesheet */
:root {
  --bg: #F2EEE6;
  --bg-2: #ECE6DA;
  --paper: #F8F5EE;
  --ink: #131312;
  --ink-2: #2A2926;
  --ink-3: #5C5A54;
  --ink-4: #8A8780;
  --rule: #1313121A;
  --rule-2: #13131210;
  --rain: #1F4E8C;
  --rain-2: #2E6FB8;
  --rain-3: #B7CEE6;
  --sun: #C8632B;
  --sun-2: #E08A4E;
  --green: #3C5A3C;
  --serif: 'Instrument Serif', 'Times New Roman', serif;
  --sans: 'Geist', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
}
* { box-sizing: border-box; }
html { color-scheme: light; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

.container { max-width: 1360px; margin: 0 auto; padding: 0 32px; }
.container-narrow { max-width: 760px; margin: 0 auto; padding: 0 32px; }

/* ─── NAV ────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  /* semi-transparent so backdrop-filter actually blurs content beneath */
  background: rgba(242, 238, 230, 0.88);
  border-bottom: 1px solid var(--rule);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow 0.25s;
}
.nav.scrolled {
  box-shadow: 0 4px 32px rgba(19, 19, 18, 0.07);
  border-bottom-color: transparent;
}
.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 64px;
  position: relative;
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 24px; }
.brand-drop { width: 20px; height: 26px; display: block; }
.nav-links { display: flex; gap: 28px; justify-content: center; font-size: 13px; color: var(--ink-2); }
.nav-links a { transition: color 0.15s; }
.nav-links a:hover { color: var(--rain); }
.nav-cta { display: flex; justify-content: flex-end; gap: 12px; align-items: center; }

/* hamburger (hidden on desktop) */
.nav-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: none; border: none;
  padding: 6px; border-radius: 4px;
  cursor: pointer;
}
.nav-menu-btn span {
  display: block; width: 100%; height: 1.5px;
  background: var(--ink);
  transition: transform 0.22s ease, opacity 0.22s ease;
  transform-origin: center;
}
.nav-menu-btn.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-menu-btn.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-menu-btn.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase;
  border: 1px solid var(--ink); color: var(--ink); background: transparent;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.pill:hover { background: var(--ink); color: var(--bg); }
.pill-solid { background: var(--ink); color: var(--bg); }
.pill-solid:hover { background: var(--rain); border-color: var(--rain); color: var(--bg); }

/* ─── BREADCRUMB ─────────────────────────────────────── */
.crumbs {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-3);
  padding: 24px 0; border-bottom: 1px solid var(--rule);
}
.crumbs a { color: var(--ink-3); border-bottom: 1px solid transparent; transition: color 0.15s, border-color 0.15s; }
.crumbs a:hover { color: var(--ink); border-bottom-color: var(--ink); }
.crumbs .sep { margin: 0 10px; color: var(--ink-4); }
.crumbs .here { color: var(--ink); }

/* ─── ARTICLE HEADER ─────────────────────────────────── */
.art-head {
  padding: 80px 0 56px;
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
}
.art-head .meta {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-3);
  display: flex; gap: 24px; flex-wrap: wrap; align-items: center;
}
.art-head .meta .cat { color: var(--rain); }
.art-head .meta .dot { width: 4px; height: 4px; background: var(--ink-4); border-radius: 50%; }
.art-head h1 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(44px, 5.5vw, 80px);
  line-height: 0.98; letter-spacing: -0.02em;
  margin: 32px 0 24px;
  max-width: 18ch;
}
.art-head h1 em { color: var(--rain); font-style: italic; }
.art-head .lede {
  font-family: var(--serif); font-style: italic;
  font-size: 26px; line-height: 1.35; color: var(--ink-2);
  max-width: 30ch; margin: 0;
}
.art-head .byline {
  margin-top: 48px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  color: var(--ink-3); text-transform: uppercase;
  display: flex; gap: 32px; flex-wrap: wrap;
}
.art-head .byline strong { color: var(--ink); font-weight: 500; }

/* ─── ARTICLE BODY ────────────────────────────────────── */
article.prose {
  padding: 64px 0 96px;
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-2);
}
article.prose > * { margin-left: auto; margin-right: auto; max-width: 720px; }
article.prose .wide { max-width: 1040px; }
article.prose .full { max-width: 1280px; }

article.prose h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: 44px; line-height: 1.05; letter-spacing: -0.015em;
  color: var(--ink);
  margin: 64px auto 24px;
}
article.prose h3 {
  font-family: var(--serif); font-weight: 400;
  font-size: 28px; line-height: 1.2;
  color: var(--ink);
  margin: 48px auto 16px;
}
article.prose h4 {
  font-family: var(--mono); font-size: 12px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 500;
  margin: 40px auto 12px;
}
article.prose p { margin: 0 auto 24px; max-width: 720px; }
article.prose p strong { color: var(--ink); font-weight: 500; }
article.prose p em { color: var(--rain); font-style: italic; font-family: var(--serif); font-size: 1.06em; }
article.prose a { color: var(--rain); border-bottom: 1px solid var(--rain-3); transition: background 0.15s; }
article.prose a:hover { background: var(--rain-3); color: var(--rain); }

article.prose ul, article.prose ol { margin: 0 auto 32px; max-width: 720px; padding-left: 22px; }
article.prose li { margin-bottom: 12px; }
article.prose li::marker { color: var(--rain); }

article.prose blockquote {
  margin: 48px auto;
  max-width: 760px;
  padding: 0 0 0 32px;
  border-left: 3px solid var(--rain);
  font-family: var(--serif);
  font-size: 30px; line-height: 1.3; font-style: italic;
  color: var(--ink);
}
article.prose blockquote cite {
  display: block; margin-top: 16px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.06em; text-transform: uppercase;
  font-style: normal; color: var(--ink-3);
}

/* drop cap for first paragraph */
article.prose > p:first-of-type::first-letter {
  font-family: var(--serif);
  font-size: 92px; line-height: 0.85;
  float: left; padding: 8px 12px 0 0;
  color: var(--rain);
}

/* numbered "key takeaways" list */
.takeaways {
  max-width: 720px; margin: 48px auto;
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 36px 40px;
}
.takeaways .lab {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--rain);
  margin-bottom: 20px;
}
.takeaways h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: 26px; line-height: 1.15;
  margin: 0 0 24px !important; color: var(--ink);
}
.takeaways ol {
  list-style: none; padding: 0; margin: 0;
  counter-reset: tk;
}
.takeaways li {
  counter-increment: tk;
  padding: 14px 0 14px 56px;
  border-top: 1px solid var(--rule);
  position: relative;
  font-size: 16px; line-height: 1.5;
}
.takeaways li::before {
  content: counter(tk, decimal-leading-zero);
  position: absolute; left: 0; top: 14px;
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-3); letter-spacing: 0.06em;
}

/* data table */
.data-table {
  max-width: 1040px; margin: 48px auto;
  width: 100%;
  border-collapse: collapse;
  font-family: var(--sans); font-size: 14px;
}
.data-table th, .data-table td {
  text-align: left; padding: 16px 18px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.data-table thead th {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 500;
  border-bottom: 1px solid var(--ink);
}
.data-table tbody td:first-child { font-family: var(--serif); font-size: 18px; color: var(--ink); }
.data-table tr.good td { background: rgba(31, 78, 140, 0.04); }
.data-table tr.bad td { background: rgba(200, 99, 43, 0.04); }
.data-table .num { font-family: var(--mono); font-size: 13px; color: var(--ink); white-space: nowrap; }
.data-table .check { color: var(--rain); font-weight: 600; }
.data-table .x { color: var(--sun); font-weight: 600; }

/* callout figure */
.figure {
  max-width: 1040px; margin: 56px auto;
  background: var(--ink); color: var(--bg);
  padding: 48px;
  position: relative; overflow: hidden;
  border-radius: 4px;
}
.figure .lab {
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: #8A8780;
  margin-bottom: 18px;
}
.figure h4 {
  font-family: var(--serif); font-weight: 400;
  font-size: 32px; line-height: 1.1;
  margin: 0 0 16px !important; color: var(--bg);
}
.figure p { color: #C8C5BD; font-size: 15px; margin: 0; max-width: 60ch; }
.figure svg { display: block; margin-top: 32px; }

/* end-of-article CTA */
.art-cta {
  max-width: 1040px; margin: 80px auto 0;
  padding: 56px 48px;
  background: var(--rain); color: var(--bg);
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; align-items: center;
  border-radius: 4px;
}
.art-cta h3 {
  font-family: var(--serif); font-weight: 400;
  font-size: 40px; line-height: 1.05; margin: 0 0 16px;
  color: var(--bg);
}
.art-cta h3 em { color: var(--rain-3); font-style: italic; }
.art-cta p { color: #C5D8EC; font-size: 16px; margin: 0; max-width: 44ch; }
.art-cta-actions { display: flex; flex-direction: column; gap: 12px; }
.art-cta-actions a {
  padding: 18px 24px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 6px;
  color: var(--bg);
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  display: flex; justify-content: space-between; align-items: center;
  transition: background 0.2s;
}
.art-cta-actions a:hover { background: rgba(255,255,255,0.2); }
.art-cta-actions a span:last-child { font-family: var(--serif); font-size: 18px; text-transform: none; letter-spacing: 0; color: #B7CEE6; }

/* related posts */
.related {
  border-top: 1px solid var(--rule);
  padding: 80px 0 96px;
  background: var(--bg-2);
}
.related .lab {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-3);
  margin-bottom: 32px;
}
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.related-card {
  background: var(--bg); padding: 32px;
  border: 1px solid var(--rule);
  display: flex; flex-direction: column; gap: 16px;
  min-height: 240px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.related-card:hover { border-color: var(--ink); box-shadow: 0 4px 20px rgba(19,19,18,0.06); }
.related-card .meta { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--rain); }
.related-card h4 {
  font-family: var(--serif); font-weight: 400;
  font-size: 24px; line-height: 1.15; margin: 0;
}
.related-card .more {
  margin-top: auto;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink);
}

/* footer */
footer {
  background: var(--ink); color: #B5B2AB;
  padding: 64px 0 32px;
}
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid #2A2926; }
.foot-grid h5 { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: #8A8780; margin: 0 0 18px; font-weight: 500; }
.foot-grid a { display: block; padding: 6px 0; color: #C8C5BD; font-size: 14px; transition: color 0.15s; }
.foot-grid a:hover { color: var(--bg); }
.foot-brand { font-family: var(--serif); font-size: 36px; color: var(--bg); margin-bottom: 12px; display: flex; align-items: center; gap: 12px; }
.foot-brand-mark { width: 22px; height: 22px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #6FA0D6 0%, var(--rain) 60%, #102E5A 100%); }
.foot-addr { font-size: 14px; line-height: 1.6; max-width: 320px; }
.foot-low { display: flex; justify-content: space-between; padding-top: 24px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: #6F6C66; }

/* ─── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 960px) {
  .nav-menu-btn { display: flex; grid-column: 3 / 4; justify-self: end; }
  .nav-links {
    display: none;
    position: absolute; top: 64px; left: -32px; right: -32px;
    flex-direction: column; gap: 0;
    background: rgba(242, 238, 230, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--rule);
    padding: 0 32px;
    z-index: 100;
  }
  .nav-links.open { display: flex; }
  .nav-links a {
    padding: 16px 0;
    border-bottom: 1px solid var(--rule-2);
    font-size: 15px;
  }
  .nav-cta { display: none; }

  article.prose { font-size: 17px; }
  article.prose h2 { font-size: 34px; }
  article.prose blockquote { font-size: 24px; padding-left: 20px; }
  .related-grid { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .art-cta { grid-template-columns: 1fr; padding: 36px 28px; }
  .data-table { font-size: 12px; }
  .data-table th, .data-table td { padding: 10px 8px; }
}

/* ─── MOBILE-SPECIFIC SAFETY ─────────────────────────── */
@media (max-width: 720px) {
  html, body { overflow-x: hidden; }
  .container, .container-narrow { padding: 0 20px; }

  article.prose { padding: 40px 0 64px; }
  article.prose > *,
  article.prose p,
  article.prose ul,
  article.prose ol,
  article.prose blockquote,
  article.prose h2,
  article.prose h3,
  article.prose h4 { padding-left: 20px; padding-right: 20px; box-sizing: border-box; }

  /* Tables: become horizontally scrollable so they don't break the layout */
  article.prose .data-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
    margin: 32px auto;
  }
  article.prose .data-table thead,
  article.prose .data-table tbody { display: revert; }
  article.prose .data-table tr { display: revert; }
  article.prose .data-table th,
  article.prose .data-table td {
    display: revert;
    white-space: nowrap;
    padding: 9px 10px;
    font-size: 11px;
  }
  article.prose .data-table tbody td:first-child { font-size: 15px; }

  /* Article header */
  .art-head { padding: 48px 0 32px; }
  .art-head h1 { font-size: clamp(36px, 9vw, 56px); margin: 24px 0 16px; }
  .art-head .lede { font-size: 19px; }
  .art-head .meta { font-size: 10px; gap: 12px; }
  .art-head .byline { gap: 16px 24px; margin-top: 32px; }

  /* Drop cap shrinks so it doesn't dominate the column */
  article.prose > p:first-of-type::first-letter {
    font-size: 64px; line-height: 0.85;
    padding: 6px 8px 0 0;
  }

  /* Figure / takeaways padding tighten */
  .figure { padding: 32px 24px; margin: 40px auto; }
  .figure h4 { font-size: 26px; }
  .takeaways { padding: 24px 22px; margin: 32px auto; }
  .takeaways h2 { font-size: 22px !important; }

  /* Reference list — long URLs need to break */
  article.prose .ref-list { font-size: 10px; }
  article.prose .ref-list li {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  /* CTA block tightens */
  .art-cta { padding: 28px 22px; margin: 56px auto 0; }
  .art-cta h3 { font-size: 30px; }

  /* Footer */
  .foot-grid { grid-template-columns: 1fr; gap: 32px; }
  .foot-low { flex-direction: column; gap: 8px; align-items: flex-start; }

  /* Crumbs */
  .crumbs { padding: 18px 0; font-size: 10px; }
}