/* ============================================================
   Span.Blog — stylesheet v2 ("Subscribe First", locked 2026-08-25)
   All-sans tech-publication system: Schibsted Grotesk display,
   Inter body, IBM Plex Mono data. Cream + teal, single column.
   Design record: SpanBlog/website/mockups/iter-6-subscribe-first.html
   Brand guide: SpanBlog/references/brand.md
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Schibsted+Grotesk:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --cream:      #FAF6EF;
  --card:       #FFFDF8;
  --ink:        #22201C;
  --teal:       #2C7873;
  --teal-deep:  #1F5551;
  --gray:       #6B6459;
  --line:       #E7E0D3;
  --tint:       rgba(44,120,115,.08);

  --display: 'Schibsted Grotesk', 'Inter', -apple-system, sans-serif;
  --sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:    'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--teal-deep); text-decoration: none; }
a:hover { color: var(--teal); }

.wrap      { max-width: 760px; margin: 0 auto; padding: 0 26px; }
.wide      { max-width: 960px; margin: 0 auto; padding: 0 26px; }
.container { max-width: 720px; margin: 0 auto; padding: 0 26px; }

/* ---------- Compliance microbar ---------- */
.microbar { background: var(--ink); color: #CFC9BE; }
.microbar-in {
  max-width: 960px; margin: 0 auto; padding: 7px 26px;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
}
.microbar b { color: #FAF6EF; font-weight: 500; }
.microbar a { color: #CFC9BE; }
.microbar a:hover { color: #FAF6EF; }

/* ---------- Centered masthead ---------- */
.plate { text-align: center; padding: 42px 0 0; border-bottom: 1px solid var(--line); margin-bottom: 48px; }
.plate svg { color: var(--teal); }
.word {
  font-family: var(--display); font-weight: 800; font-size: 58px;
  letter-spacing: .16em; line-height: 1; margin: 14px 0 10px; padding-left: .16em;
}
.word a { color: var(--ink); }
.tagline { font-family: var(--display); font-weight: 500; font-size: 17px; color: var(--gray); margin: 0; }
.plate .by { font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--gray); margin: 12px 0 0; }
.plate .by b { color: var(--ink); font-weight: 500; }

nav.main {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 14px 30px;
  font-size: 14.5px; font-weight: 500; margin-top: 22px; padding: 14px 0;
  border-top: 1px solid var(--line);
}
nav.main a { color: var(--gray); padding-bottom: 3px; border-bottom: 2px solid transparent; }
nav.main a.on { color: var(--ink); border-bottom-color: var(--teal); }
nav.main a.sub {
  color: #fff; background: var(--teal-deep); border-radius: 7px;
  padding: 7px 18px; border-bottom: none; margin-top: -4px;
}
nav.main a.sub:hover { background: var(--teal); color: #fff; }

/* ---------- Typography ---------- */
h1 { font-family: var(--display); font-weight: 700; font-size: 40px; line-height: 1.1; margin: 0 0 12px; letter-spacing: -.02em; }
h1 a, .word a { color: inherit; }
h1 a:hover { color: var(--teal-deep); }
h2 { font-family: var(--display); font-weight: 700; font-size: 25px; margin: 40px 0 12px; letter-spacing: -.01em; }
h3 { font-family: var(--display); font-weight: 600; font-size: 19px; margin: 28px 0 8px; }
p  { margin: 0 0 18px; }
.lead { font-size: 19px; }
.subtitle { font-family: var(--display); font-weight: 400; font-size: 20px; color: var(--gray); margin: 0 0 26px; line-height: 1.5; }
.meta {
  font-family: var(--mono); font-size: 12.5px; color: var(--teal-deep);
  letter-spacing: .06em; text-transform: uppercase;
}
.meta .dot::before { content: "·"; margin: 0 10px; color: var(--line); }
.byline { font-family: var(--mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--gray); }
.byline b { color: var(--ink); font-weight: 500; }
mono, .mono, code { font-family: var(--mono); font-size: .9em; }
.kick { font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--teal); margin: 0 0 20px; }
.center { text-align: center; }
.mt0 { margin-top: 0; }
.back { font-size: 14px; }
.divider { border: none; border-top: 1px solid var(--line); margin: 46px auto; }

/* ---------- Homepage lead ---------- */
.home-lead h1 { font-size: 44px; text-align: center; margin-top: 16px; }
.home-lead .meta { display: flex; justify-content: center; gap: 0; flex-wrap: wrap; }
.home-lead .dek {
  font-family: var(--display); font-weight: 400; font-size: 20px; color: var(--gray);
  line-height: 1.5; margin: 0 auto 12px; max-width: 620px; text-align: center;
}
.home-lead .byline { display: block; text-align: center; margin: 0 0 30px; }
.essay { max-width: 640px; margin: 0 auto; }
.essay p { margin: 0 0 19px; }
.continue { font-weight: 500; font-size: 15px; display: inline-block; margin: 4px 0 0; }

/* ---------- Subscribe card (THE card — identical wherever used) ---------- */
.subcard {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 20px 26px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
  max-width: 640px; margin: 38px auto 0;
}
.subcard .t { font-family: var(--display); font-weight: 600; font-size: 17.5px; }
.subcard .s { font-size: 13px; color: var(--gray); margin-top: 2px; }
.subcard form { display: flex; gap: 8px; flex: 1 1 300px; }
.subcard input {
  flex: 1; font-size: 14.5px; padding: 10px 12px; border: 1px solid var(--line);
  border-radius: 7px; background: #fff; color: var(--ink); font-family: var(--sans);
}
.subcard button {
  font-size: 14px; font-weight: 500; border: none; border-radius: 7px;
  background: var(--teal-deep); color: #fff; padding: 10px 16px; cursor: pointer;
  white-space: nowrap; font-family: var(--sans);
}
.subcard button:hover { background: var(--teal); }
.subcard .enroll { flex: 1 1 100%; font-size: 12px; color: var(--gray); margin: 2px 0 0; }
.subcard .enroll b { color: var(--teal-deep); font-weight: 500; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; font-size: 14px; font-weight: 500; background: var(--teal-deep);
  color: #fff; border: none; border-radius: 7px; padding: 10px 20px; cursor: pointer;
  font-family: var(--sans); text-decoration: none;
}
.btn:hover { background: var(--teal); color: #fff; }
.btn.ghost { background: transparent; color: var(--teal-deep); border: 1.5px solid var(--teal-deep); }
.btn.ghost:hover { color: var(--teal); border-color: var(--teal); background: transparent; }

/* ---------- Products ---------- */
.prods { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 780px) { .prods { grid-template-columns: 1fr; } }
.prod {
  background: var(--card); border: 1px solid var(--line); border-top: 3px solid var(--teal);
  border-radius: 0 0 10px 10px; padding: 22px 24px 24px;
}
.prod.soon { border-top-color: var(--teal-deep); }
.prod .tag { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--teal-deep); }
.prod.soon .tag { color: var(--gray); }
.prod h4 { font-family: var(--display); font-weight: 700; font-size: 20px; margin: 10px 0 6px; letter-spacing: -.01em; }
.prod p { font-size: 13.5px; color: var(--gray); line-height: 1.55; margin: 0 0 12px; }
.prod .go { font-weight: 500; font-size: 14px; }
.prod .price { float: right; font-family: var(--mono); font-size: 15px; font-weight: 500; color: var(--teal-deep); }
.prod .price em { font-style: normal; font-size: 11px; color: var(--gray); }
.prod .gobtn {
  display: inline-block; font-size: 13.5px; font-weight: 500; background: var(--teal-deep);
  color: #fff; border-radius: 7px; padding: 9px 16px;
}
.prod .gobtn:hover { background: var(--teal); color: #fff; }

/* ---------- Author block ---------- */
.author { max-width: 640px; margin: 0 auto; text-align: center; }
.author .who { font-family: var(--display); font-weight: 700; font-size: 20px; margin: 0 0 8px; letter-spacing: -.01em; }
.author p { font-size: 15px; color: var(--gray); line-height: 1.65; margin: 0; }
.author p strong { color: var(--ink); }
.author .badge { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--teal-deep); margin-top: 14px; display: block; }

/* ---------- Post lists (home + archive) ---------- */
.postlist { list-style: none; margin: 0; padding: 0; }
.postlist li {
  padding: 19px 0; border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: 52px 1fr auto; gap: 6px 18px; align-items: baseline;
}
.postlist li:first-child { border-top: 1px solid var(--line); }
.postlist .num { font-family: var(--mono); font-size: 13px; color: var(--gray); }
.postlist .tt { font-family: var(--display); font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.postlist .th { grid-column: 2; font-size: 14.5px; color: var(--gray); line-height: 1.5; max-width: 540px; }
.postlist .rt { font-family: var(--mono); font-size: 12px; color: var(--gray); white-space: nowrap; }
.allarch { display: block; text-align: center; font-weight: 500; margin-top: 20px; }

/* Archive (denser rows, no thesis lines required) */
.archive-list { list-style: none; padding: 0; margin: 10px 0 0; }
.archive-list li {
  padding: 14px 0; border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: 84px 38px minmax(0,1fr) auto; gap: 5px 12px;
  align-items: baseline;
}
.archive-list li .pill { grid-column: 1; grid-row: 1; justify-self: start; }
.archive-list li .num { grid-column: 2; grid-row: 1; }
.archive-list li .title { grid-column: 3; grid-row: 1; }
.archive-list li .date { grid-column: 4; grid-row: 1; justify-self: end; }
.archive-list li .rowtags { grid-column: 3; grid-row: 2; }
.archive-list li .fmt { grid-column: 4; grid-row: 2; justify-self: end; }
@media (max-width: 640px) {
  .archive-list li { grid-template-columns: 84px minmax(0,1fr); }
  .archive-list li .num { display: none; }
  .archive-list li .title { grid-column: 2; }
  .archive-list li .date { grid-column: 2; grid-row: 3; justify-self: start; }
  .archive-list li .rowtags { grid-column: 2; }
  .archive-list li .fmt { display: none; }
}
.archive-list .num { font-family: var(--mono); font-size: 12.5px; color: var(--gray); min-width: 34px; }
.archive-list .title { font-family: var(--display); font-weight: 600; font-size: 17px; letter-spacing: -.01em; }
.archive-list .fmt { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--teal-deep); }
.archive-list .date { font-family: var(--mono); font-size: 11.5px; color: var(--gray); }
.archive-group { margin-top: 38px; }

/* ---------- Article pages ---------- */
article .disclaimer {
  background: rgba(107,100,89,.06); border-left: 3px solid var(--teal); border-radius: 4px;
  padding: 14px 18px; font-size: 14.5px; color: var(--gray); margin: 24px 0 30px;
}
article .disclaimer p { margin: 0 0 8px; }
article .disclaimer p:last-child { margin: 0; }
.dropline { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 20px; color: var(--gray); font-size: 15.5px; }
.note {
  font-size: 13px; color: var(--gray); background: rgba(107,100,89,.07);
  border-radius: 8px; padding: 12px 14px; margin: 18px 0;
}

/* ---------- Legal pages ---------- */
.legal { font-size: 16px; }
.legal h2 { font-size: 20px; }
.legal hr { border: none; border-top: 1px solid var(--line); margin: 26px 0; }
.legal .effective { font-family: var(--mono); font-size: 12.5px; color: var(--gray); }
.draft-banner {
  background: var(--tint); border: 1px dashed var(--teal); border-radius: 8px;
  padding: 12px 16px; font-size: 14px; color: var(--teal-deep); margin-bottom: 26px;
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); margin-top: 56px; padding: 30px 0 58px; color: var(--gray); font-size: 13.5px; text-align: center; }
.site-footer nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px 22px; margin-bottom: 14px; }
.site-footer a { color: var(--gray); }
.site-footer a:hover { color: var(--teal-deep); }
.site-footer .cc { margin: 0 0 12px; }
.site-footer .disc { font-size: 12px; max-width: 660px; margin: 0 auto; line-height: 1.6; }

/* ---------- Mobile ---------- */
@media (max-width: 640px) {
  .word { font-size: 42px; }
  h1 { font-size: 30px; }
  .home-lead h1 { font-size: 31px; }
  .home-lead .dek { font-size: 17.5px; }
  .postlist li { grid-template-columns: 40px 1fr; }
  .postlist .tt { font-size: 17px; }
  .postlist .rt { grid-column: 2; grid-row: 3; white-space: normal; margin-top: 2px; }
  .postlist .th { grid-column: 2; }
  .subcard { padding: 16px 18px; }
  .subcard form { flex: 1 1 100%; flex-wrap: wrap; }
  .subcard input { flex: 1 1 100%; }
  .subcard button { flex: 1 1 100%; }
  nav.main { gap: 10px 18px; font-size: 13.5px; }
}

/* ---------- Tags & archive filters (added 2026-08-25) ---------- */
.tagrow { margin: 6px 0 0; display: flex; gap: 6px; flex-wrap: wrap; }
.tagchip {
  font-family: var(--mono); font-size: 10px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--teal-deep); background: var(--tint); border-radius: 4px; padding: 2px 8px;
  display: inline-block;
}
a.tagchip:hover { background: var(--teal-deep); color: #fff; }
.filterbar { margin: 6px 0 8px; }
.filterbar .flabel { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--gray); margin: 14px 0 6px; }
.chips { display: flex; gap: 7px; flex-wrap: wrap; }
.chips button {
  font-family: var(--mono); font-size: 11px; letter-spacing: .05em; text-transform: uppercase;
  color: var(--gray); background: var(--card); border: 1px solid var(--line); border-radius: 6px;
  padding: 5px 11px; cursor: pointer;
}
.chips button:hover { color: var(--teal-deep); border-color: var(--teal); }
.chips button.active { background: var(--teal-deep); border-color: var(--teal-deep); color: #fff; }
.fcount { font-family: var(--mono); font-size: 11px; color: var(--gray); margin: 14px 0 0; }
.pill {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .08em; text-transform: uppercase;
  border-radius: 4px; padding: 2px 7px; white-space: nowrap;
}
.pill.pi { color: #fff; background: var(--teal-deep); }
.pill.pa { color: var(--teal-deep); background: var(--tint); border: 1px solid var(--teal); }
.archive-list li.hide { display: none; }
.archive-list .rowtags { display: flex; gap: 5px; flex-wrap: wrap; }
.archive-list .title.plain { font-weight: 500; color: var(--ink); }

/* ---------- Span AI brief pages (added 2026-08-26) ---------- */
.thread {
  font-family: var(--mono); font-size: 10px; letter-spacing: .05em; text-transform: uppercase;
  color: var(--gray); border: 1px solid var(--line); border-radius: 4px; padding: 1px 6px;
  white-space: nowrap;
}
h1.ai-title { font-size: 30px; }
article ul { padding-left: 22px; margin: 0 0 18px; display: grid; gap: 10px; }
article ul li::marker { color: var(--teal); }
.tablewrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; background: var(--card); margin: 18px 0; }
.tablewrap table { border-collapse: collapse; width: 100%; font-size: 14px; }
.tablewrap th { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--gray); text-align: left; padding: 10px 12px 7px; border-bottom: 1px solid var(--line); }
.tablewrap td { padding: 8px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tablewrap tr:last-child td { border-bottom: none; }

/* ---------- Archive search (added 2026-08-26) ---------- */
.archsearch {
  width: 100%; max-width: 380px; font-family: var(--sans); font-size: 14.5px;
  padding: 10px 14px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--card); color: var(--ink); margin: 4px 0 2px;
}
.archsearch:focus { outline: none; border-color: var(--teal); }
.archsearch::placeholder { color: var(--gray); }

/* ---------- Glossary (added 2026-08-26) ---------- */
.gletter { font-family: var(--mono); font-size: 13px; color: var(--teal); border-bottom: 1px solid var(--line); padding-bottom: 6px; margin-top: 44px; letter-spacing: .1em; }
.gread { font-size: 14px; font-weight: 500; white-space: nowrap; }
h3[id] { scroll-margin-top: 20px; }