/* NAPA VALLEY AI - Blueprint (direction B), approved 2026-10-09.
   CSS BASELINE: PROVISIONAL (design approved; not yet frozen).
   Palette: Draft Black #161A1F / Stock White #F6F5F0 / Graphite #434952 /
   Alloy #DCE1E8 / Draft Blue #2F63A9 (ONE accent). No gradients, no neon.
   Type: Spline Sans (headlines) / Newsreader (body serif) / DM Mono (labels). */

:root {
  --ink: #161A1F;
  --paper: #F6F5F0;
  --graphite: #434952;
  --alloy: #DCE1E8;
  --accent: #2F63A9;
  --rule: #C9CFD8;
  --muted: #5C636D;
  --wrap: 1240px;
  --sans: "Spline Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --mono: "DM Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; background: #F6F5F0; }
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;
}

/* Responsive image rule: height:auto is mandatory with fluid widths. */
img { max-width: 100%; height: auto; display: block; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 clamp(18px, 4vw, 44px); }

.skip-link {
  position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff;
  padding: 10px 16px; z-index: 200; font-family: var(--mono); font-size: .8rem;
}
.skip-link:focus { left: 0; }

/* ============ MASTHEAD ============ */
.sysbar {
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .08em;
}
.sysbar .wrap {
  display: flex; justify-content: space-between; align-items: center;
  min-height: 34px; gap: 16px;
}
.sysbar .coords { color: var(--graphite); }

.masthead { padding: clamp(26px, 4.5vw, 54px) 0 clamp(18px, 3vw, 30px); }
.wordmark {
  font-family: var(--sans); font-weight: 600;
  font-size: clamp(2.6rem, 7vw, 6.4rem);
  line-height: .9; letter-spacing: -.055em; margin: 0;
  display: flex; align-items: baseline; gap: .18em; flex-wrap: wrap;
}
.wordmark a { color: inherit; text-decoration: none; }
.wordmark .ai-chip {
  font-family: var(--mono); font-weight: 500; font-size: .42em;
  background: var(--accent); color: #fff;
  padding: .28em .3em .34em; letter-spacing: -.06em; line-height: 1;
  transform: translateY(-.32em);
}
.wordmark .mobile-ai { display: none; }
.tagline {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .14em;
  color: var(--graphite); margin: 14px 0 0;
}
.masthead-meta-row {
  display: flex; justify-content: space-between; align-items: flex-end;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .08em;
  color: var(--graphite); margin-bottom: 18px; gap: 16px;
}

/* ============ NAV ============ */
.main-nav { border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); background: var(--paper); }
.main-nav .wrap { display: flex; align-items: center; }
.nav-toggle, .nav-close {
  display: none; background: none; border: 0; cursor: pointer;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .1em; color: var(--ink);
}
#primary-menu {
  list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap;
}
#primary-menu li { margin: 0; }
#primary-menu a {
  display: block; padding: 14px 18px 12px; color: var(--ink);
  font-family: var(--mono); font-size: .72rem; letter-spacing: .1em; text-decoration: none;
  border-bottom: 2px solid transparent;
}
#primary-menu a:hover { color: var(--accent); }
#primary-menu a[aria-current="page"] { border-bottom-color: var(--accent); color: var(--accent); }
#primary-menu .nav-num { color: var(--accent); margin-right: .5em; }
.secondary-nav { border-bottom: 1px solid var(--rule); }
.secondary-nav .wrap { display: flex; flex-wrap: wrap; gap: 4px 22px; padding-top: 10px; padding-bottom: 10px; }
.secondary-nav a {
  font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; color: var(--graphite); text-decoration: none;
}
.secondary-nav a:hover { color: var(--accent); }

/* ============ SECTION HEADS / CARDS ============ */
.section-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 18px;
  border-bottom: 2px solid var(--ink); margin: clamp(34px, 5vw, 64px) 0 0;
  padding-bottom: 10px;
}
.section-head h2, .section-head .sec-title {
  font-family: var(--sans); font-weight: 600; letter-spacing: -.03em;
  font-size: clamp(1.5rem, 3.4vw, 2.4rem); margin: 0; line-height: 1.05;
}
.section-head .sec-no { font-family: var(--mono); font-size: .7rem; letter-spacing: .12em; color: var(--accent); }
.section-head .sec-link { font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; white-space: nowrap; }

.forthcoming {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; color: var(--graphite);
  border: 1px dashed var(--graphite); padding: 26px; text-align: center; margin: 26px 0;
}
.forthcoming .f-label { color: var(--accent); display: block; margin-bottom: 8px; }

/* Deployment Log cards */
.log-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin: 0; padding: 0; list-style: none; }
.log-card { border-top: 1px solid var(--ink); padding: 18px 22px 26px 0; margin-right: 26px; }
.log-card .log-meta {
  font-family: var(--mono); font-size: .64rem; letter-spacing: .12em; color: var(--graphite);
  display: flex; gap: 10px; margin-bottom: 10px; flex-wrap: wrap;
}
.log-card .log-meta .cat { color: var(--accent); }
.log-card h3 { font-family: var(--sans); font-weight: 600; font-size: 1.28rem; letter-spacing: -.025em; line-height: 1.18; margin: 0 0 8px; }
.log-card h3 a { color: var(--ink); text-decoration: none; }
.log-card h3 a:hover { color: var(--accent); }
.log-card p { font-size: .95rem; line-height: 1.55; color: var(--graphite); margin: 0; }
.log-card figure { margin: 0 0 14px; }
.log-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

/* Lead story */
.lead-story { display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(22px, 4vw, 54px); margin-top: 30px; }
.lead-story figure { margin: 0; }
.lead-story img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.lead-story .lead-meta {
  font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; color: var(--graphite); margin-bottom: 12px;
}
.lead-story .lead-meta .cat { color: var(--accent); }
.lead-story h1 { font-family: var(--sans); font-weight: 600; letter-spacing: -.035em; line-height: 1.02; font-size: clamp(2rem, 4.6vw, 3.6rem); margin: 0 0 14px; }
.lead-story h1 a { color: var(--ink); text-decoration: none; }
.lead-story h1 a:hover { color: var(--accent); }
.lead-story .deck { font-size: 1.12rem; line-height: 1.6; color: var(--graphite); margin: 0 0 16px; }
.byline { font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; color: var(--graphite); }
.byline a { color: var(--ink); }

/* Secondary lead list */
.lead-side { border-left: 1px solid var(--rule); padding-left: clamp(22px, 3vw, 40px); }
.lead-side h2 { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; color: var(--accent); margin: 0 0 4px; font-weight: 500; }
.mini-item { border-top: 1px solid var(--rule); padding: 14px 0; }
.mini-item .m-meta { font-family: var(--mono); font-size: .62rem; letter-spacing: .12em; color: var(--graphite); margin-bottom: 6px; }
.mini-item h3 { font-family: var(--sans); font-size: 1.02rem; font-weight: 600; letter-spacing: -.02em; line-height: 1.25; margin: 0; }
.mini-item h3 a { color: var(--ink); text-decoration: none; }
.mini-item h3 a:hover { color: var(--accent); }

/* Interview cards: CONVERSATIONS / SYSTEM FILE */
.conv-card {
  background: var(--accent); color: #fff; padding: clamp(24px, 3.5vw, 44px);
  display: flex; flex-direction: column; gap: 18px; min-height: 340px; margin-top: 26px;
  background-image: repeating-linear-gradient(90deg, transparent 0 calc(12.5% - 1px), rgba(255,255,255,.14) calc(12.5% - 1px) 12.5%);
}
.conv-card .conv-kicker { font-family: var(--mono); font-size: .68rem; letter-spacing: .14em; color: #fff; opacity: .85; }
.conv-card .conv-title { font-family: var(--sans); font-weight: 600; letter-spacing: -.03em; font-size: clamp(1.8rem, 4vw, 3rem); line-height: 1.02; margin: 0; }
.conv-card .conv-foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-top: auto; }
.conv-card .conv-foot .micro { font-family: var(--mono); font-size: .64rem; letter-spacing: .12em; opacity: .85; }
.conv-card a { color: #fff; }

/* Newsletter band: [AI] BRIEF */
.nl-band { border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink); margin: clamp(40px, 6vw, 80px) 0; padding: clamp(28px, 4vw, 52px) 0; }
.nl-band .nl-kicker { font-family: var(--mono); font-size: .72rem; letter-spacing: .14em; color: var(--accent); margin-bottom: 12px; }
.nl-band h2 { font-family: var(--sans); font-weight: 600; letter-spacing: -.03em; font-size: clamp(1.7rem, 3.8vw, 2.8rem); margin: 0 0 12px; line-height: 1.05; }
.nl-band p { max-width: 620px; color: var(--graphite); }
.nl-form { display: flex; gap: 10px; max-width: 560px; margin-top: 18px; flex-wrap: wrap; }
.nl-form input[type="email"] {
  flex: 1 1 260px; font-family: var(--mono); font-size: .85rem; padding: 12px 14px;
  border: 1px solid var(--ink); background: #fff; color: var(--ink);
}
.nl-form button {
  font-family: var(--mono); font-size: .75rem; letter-spacing: .12em; padding: 12px 22px;
  background: var(--ink); color: #fff; border: 1px solid var(--ink); cursor: pointer;
}
.nl-form button:hover { background: var(--accent); border-color: var(--accent); }
.inert-note {
  font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; color: var(--graphite);
  border: 1px dashed var(--graphite); padding: 10px 14px; margin-top: 16px; max-width: 560px;
}

/* House ad slot */
.house-ad {
  border: 1px solid var(--ink); padding: clamp(22px, 3vw, 36px); margin: clamp(34px, 5vw, 64px) 0;
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
}
.house-ad .ad-label { font-family: var(--mono); font-size: .62rem; letter-spacing: .16em; color: var(--graphite); display: block; margin-bottom: 8px; }
.house-ad h3 { font-family: var(--sans); font-size: 1.4rem; letter-spacing: -.02em; margin: 0 0 6px; }
.house-ad p { margin: 0; color: var(--graphite); font-size: .95rem; max-width: 640px; }
.house-ad a.cta {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .12em; background: var(--accent); color: #fff;
  padding: 12px 20px; text-decoration: none; white-space: nowrap;
}

/* ============ ARTICLE PAGE ============ */
.article-hero { margin: 30px 0 8px; }
.article-hero img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.article-hero figcaption { font-size: .88rem; color: var(--graphite); margin-top: 10px; max-width: 860px; }
/* Photo credit: fine print ONLY (hard rule). */
.credit { font-size: 8px; color: #8a919b; opacity: .55; margin: 6px 0 0; letter-spacing: .02em; }
.article-kicker { font-family: var(--mono); font-size: .68rem; letter-spacing: .14em; color: var(--accent); margin: 34px 0 12px; }
.article-title { font-family: var(--sans); font-weight: 600; letter-spacing: -.035em; line-height: 1.02; font-size: clamp(2.1rem, 5vw, 3.8rem); margin: 0 0 16px; max-width: 1000px; }
.article-deck { font-size: 1.2rem; line-height: 1.6; color: var(--graphite); max-width: 760px; margin: 0 0 18px; }
.article-body { max-width: 760px; }
.article-body p { margin: 0 0 1.35em; }
.article-body h2 { font-family: var(--sans); font-weight: 600; letter-spacing: -.025em; font-size: 1.5rem; margin: 2em 0 .6em; }
.article-body strong { font-weight: 600; }
.pullquote { border-left: 3px solid var(--accent); padding: 6px 0 6px 22px; margin: 2em 0; }
.pullquote p { font-family: var(--sans); font-weight: 600; font-size: 1.35rem; letter-spacing: -.02em; line-height: 1.3; margin: 0; }
.pullquote cite { font-family: var(--mono); font-style: normal; font-size: .68rem; letter-spacing: .1em; color: var(--graphite); display: block; margin-top: 8px; }
.breadcrumbs { font-family: var(--mono); font-size: .66rem; letter-spacing: .1em; color: var(--graphite); margin: 24px 0 0; }
.breadcrumbs a { color: var(--graphite); }
.related-block { border-top: 2px solid var(--ink); margin-top: 44px; padding-top: 18px; }
.related-block h2 { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; font-weight: 500; color: var(--accent); margin: 0 0 6px; }
.disclosure-box { border: 1px solid var(--accent); padding: 16px 20px; margin: 26px 0; font-size: .92rem; }
.disclosure-box .d-label { font-family: var(--mono); font-size: .66rem; letter-spacing: .14em; color: var(--accent); display: block; margin-bottom: 6px; }

/* ============ DIRECTORY / DATABASE ============ */
.dir-table { width: 100%; border-collapse: collapse; margin-top: 24px; font-size: .95rem; }
.dir-table th { font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; text-align: left; color: var(--accent); border-bottom: 2px solid var(--ink); padding: 10px 12px 10px 0; }
.dir-table td { border-bottom: 1px solid var(--rule); padding: 12px 12px 12px 0; vertical-align: top; }
.dir-table .mono { font-family: var(--mono); font-size: .78rem; }
.status-pill { font-family: var(--mono); font-size: .64rem; letter-spacing: .1em; border: 1px solid var(--ink); padding: 3px 8px; white-space: nowrap; }
.status-pill.defunct { background: var(--ink); color: #fff; }
.co-card { border-top: 1px solid var(--ink); padding: 20px 0; }
.co-card h3 { font-family: var(--sans); font-size: 1.35rem; letter-spacing: -.02em; margin: 0 0 6px; }
.co-card h3 a { color: var(--ink); }
.co-card .co-meta { font-family: var(--mono); font-size: .66rem; letter-spacing: .1em; color: var(--graphite); margin-bottom: 8px; }
.person-card { border-top: 1px solid var(--ink); padding: 18px 0; display: grid; grid-template-columns: 1fr 2fr; gap: 18px; }
.person-card h3 { font-family: var(--sans); font-size: 1.2rem; margin: 0 0 4px; }
.person-card h3 a { color: var(--ink); }
.person-card .p-role { font-family: var(--mono); font-size: .66rem; letter-spacing: .1em; color: var(--accent); margin-bottom: 8px; }

/* ============ FORMS ============ */
.nvai-form { max-width: 640px; margin-top: 22px; }
.nvai-form .field { margin-bottom: 16px; }
.nvai-form label { display: block; font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; margin-bottom: 6px; }
.nvai-form input[type="text"], .nvai-form input[type="email"], .nvai-form textarea, .nvai-form select {
  width: 100%; font-family: var(--serif); font-size: 1rem; padding: 10px 12px;
  border: 1px solid var(--ink); background: #fff; color: var(--ink);
}
.nvai-form textarea { min-height: 140px; }
.nvai-form button[type="submit"] {
  font-family: var(--mono); font-size: .75rem; letter-spacing: .12em; padding: 12px 26px;
  background: var(--ink); color: #fff; border: 1px solid var(--ink); cursor: pointer;
}
.nvai-form button[type="submit"]:hover { background: var(--accent); border-color: var(--accent); }

/* ============ LEGAL / MISC ============ */
.legal-body { max-width: 780px; }
.legal-body h2 { font-family: var(--sans); font-size: 1.4rem; letter-spacing: -.02em; margin: 2em 0 .6em; }
.page-kicker { font-family: var(--mono); font-size: .7rem; letter-spacing: .14em; color: var(--accent); margin: 34px 0 12px; }
.page-title { font-family: var(--sans); font-weight: 600; letter-spacing: -.03em; font-size: clamp(2rem, 4.6vw, 3.4rem); line-height: 1.03; margin: 0 0 18px; max-width: 1000px; }
.page-deck { font-size: 1.12rem; color: var(--graphite); max-width: 760px; }
.toc { list-style: none; padding: 0; margin: 26px 0; }
.toc li { border-top: 1px solid var(--rule); }
.toc a { display: flex; justify-content: space-between; padding: 12px 0; font-family: var(--mono); font-size: .74rem; letter-spacing: .08em; color: var(--ink); text-decoration: none; }
.toc a:hover { color: var(--accent); }
.toc .t-num { color: var(--accent); margin-right: 12px; }

/* ============ FOOTER ============ */
.site-footer { border-top: 2px solid var(--ink); margin-top: clamp(50px, 7vw, 90px); padding: 40px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 34px; }
.footer-wordmark { font-family: var(--sans); font-weight: 600; font-size: 1.5rem; letter-spacing: -.04em; margin: 0 0 10px; }
.footer-wordmark .ai-chip { font-family: var(--mono); font-size: .5em; background: var(--accent); color: #fff; padding: .28em .3em; letter-spacing: -.06em; }
.footer-tag { font-size: .92rem; color: var(--graphite); max-width: 300px; }
.footer-h { font-family: var(--mono); font-size: .66rem; letter-spacing: .14em; color: var(--accent); font-weight: 500; margin: 0 0 12px; }
.footer-nav { list-style: none; margin: 0; padding: 0; }
.footer-nav li { margin-bottom: 7px; }
.footer-nav a { font-size: .9rem; color: var(--graphite); text-decoration: none; }
.footer-nav a:hover { color: var(--accent); }
.legal-row { border-top: 1px solid var(--rule); margin-top: 30px; padding-top: 18px; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.legal-row, .legal-row a { font-family: var(--mono); font-size: .64rem; letter-spacing: .08em; color: var(--graphite); }
.legal-row .links { display: flex; gap: 16px; flex-wrap: wrap; }

/* ============ RESPONSIVE ============ */
@media (max-width: 960px) {
  .log-grid { grid-template-columns: 1fr 1fr; }
  .log-card { margin-right: 18px; }
  .lead-story { grid-template-columns: 1fr; }
  .lead-side { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); padding-top: 22px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .person-card { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .nav-toggle { display: block; padding: 12px 18px 12px 0; }
  .main-nav .wrap { flex-wrap: wrap; }
  .main-nav { position: relative; }
  #primary-menu { display: none; flex-direction: column; width: 100%; border-top: 1px solid var(--rule); }
  .main-nav.open #primary-menu { display: flex; }
  .main-nav.open .nav-toggle { display: none; }
  .main-nav.open .nav-close { display: block; padding: 12px 18px 12px 0; }
  #primary-menu a { padding: 13px 0; border-bottom: 1px solid var(--rule); }
  .secondary-nav .wrap { gap: 4px 16px; }
  /* De-text pass (owner feedback 2026-10-09): consolidate nav, calm labels. */
  .secondary-nav { display: none; }
  .sysbar .coords, .sysbar .wrap span:last-child { display: none; }
  .sysbar .wrap { min-height: 30px; }
  .rt { display: none; }
  .log-card .log-meta, .lead-story .lead-meta, .mini-item .m-meta,
  .co-card .co-meta, .breadcrumbs {
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  }
  .lead-story h1 { font-size: clamp(1.7rem, 8vw, 2.4rem); }
  .article-title { font-size: clamp(1.8rem, 8.5vw, 2.6rem); }
  .mini-item { padding: 11px 0; }
  .mini-item .m-meta { font-size: .58rem; }
  .masthead-meta-row { font-size: .6rem; }
  .log-grid { grid-template-columns: 1fr; }
  .log-card { margin-right: 0; padding-right: 0; }
  .wordmark { font-size: clamp(2.2rem, 11vw, 3rem); }
  .wordmark .ai-chip { display: none; }
  .wordmark .mobile-ai { display: inline; font-family: var(--mono); font-weight: 500; font-size: .5em; color: var(--accent); letter-spacing: -.06em; }
  .footer-grid { grid-template-columns: 1fr; }
  .dir-table thead { display: none; }
  .dir-table, .dir-table tbody, .dir-table tr, .dir-table td { display: block; width: 100%; }
  .dir-table tr { border-top: 2px solid var(--ink); margin-bottom: 14px; }
  .dir-table td { border-bottom: 1px solid var(--rule); }
}
@media print {
  .main-nav, .site-footer, .nl-band, .house-ad { display: none; }
  body { background: #fff; }
}