/* kist — product site
   Soft editorial palette: warm cream, ink-wash sage, muted clay, serif display.
   Inspired by the calm, papery feel of a modern product page. */

:root {
  --cream:    #f8f5ef;   /* page background */
  --cream-2:  #f2eee4;   /* soft section / card fill */
  --cream-3:  #ece7db;   /* deeper soft fill */
  --paper:    #fffdf9;   /* install box / raised cards */
  --ink:      #23221e;   /* headings, near-black */
  --body:     #57544d;   /* body copy */
  --faint:    #8f8b81;   /* dim / captions */
  --line:     #e4ddce;   /* soft hairlines */
  --line-2:   #d8cfbd;

  --sage:     #7d9a82;   /* primary accent — ink-wash green */
  --sage-deep:#5e7d65;
  --sage-soft:#e9efe7;
  --clay:     #bf8158;   /* secondary accent — muted terracotta */
  --clay-deep:#a56a44;
  --clay-soft:#f4e7db;

  --radius: 16px;
  --serif: "Newsreader", "Iowan Old Style", Georgia, "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
*:focus-visible { outline: 3px solid var(--sage-deep); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); }
h1, h2, h3 { color: var(--ink); font-family: var(--serif); font-weight: 500; letter-spacing: -.01em; }

/* ── nav ─────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(20px, 5vw, 64px);
  background: rgba(248,245,239,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand { font-family: var(--serif); font-weight: 600; font-size: 1.25rem; color: var(--ink); display: flex; gap: 9px; align-items: center; }
.brand-mark { color: var(--sage); }
.nav-links { display: flex; gap: clamp(16px, 3vw, 36px); font-size: .95rem; color: var(--body); }
.nav-links a:hover { color: var(--ink); }

/* ── hero ────────────────────────────────────────────── */
.hero { position: relative; text-align: center; padding: 28px 20px clamp(50px, 9vh, 100px); overflow: hidden; }
.hero-glow {
  position: absolute; inset: -6% 0 auto 0; height: 460px; z-index: 0;
  background:
    radial-gradient(560px 300px at 34% 24%, rgba(125,154,130,.16), transparent 70%),
    radial-gradient(520px 300px at 70% 32%, rgba(191,129,88,.10), transparent 72%);
}
.hero > *:not(.hero-glow) { position: relative; z-index: 1; }
.hero-mascot { display: block; margin: 0 auto 14px; width: clamp(300px, 46vw, 520px); height: auto; border-radius: 32px; box-shadow: 0 26px 70px rgba(80,70,50,.18); }
.eyebrow { color: var(--faint); text-transform: uppercase; letter-spacing: 2.5px; font-size: .76rem; margin-bottom: 24px; }
.hero h1 { font-size: clamp(2.7rem, 6.5vw, 4.8rem); line-height: 1.08; font-weight: 500; letter-spacing: -.02em; }
.grad { background: linear-gradient(96deg, var(--sage-deep), var(--clay)); -webkit-background-clip: text; background-clip: text; color: transparent; font-style: italic; }
.lede { max-width: 640px; margin: 26px auto 0; color: var(--body); font-size: clamp(1.02rem, 2.2vw, 1.2rem); }
.lede code { font-family: var(--mono); font-size: .86em; color: var(--clay-deep); background: var(--clay-soft); padding: 1px 6px; border-radius: 5px; }

/* ── install box (hero, inline) ──────────────────────── */
.install-inline {
  display: inline-flex; align-items: center; gap: 14px; margin: 36px auto 0;
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 999px;
  padding: 12px 12px 12px 20px; max-width: 92vw; overflow-x: auto;
  box-shadow: 0 6px 22px rgba(80,70,50,.06);
}
.install-inline code { font-family: var(--mono); font-size: .9rem; white-space: nowrap; color: var(--ink); }
.install-inline .dim, .split-card .dim, pre .dim { color: var(--faint); }
.copy {
  flex: 0 0 auto; cursor: pointer; font-family: var(--sans); font-weight: 500; font-size: .82rem;
  color: var(--body); background: var(--cream-2); border: 1px solid var(--line-2);
  border-radius: 999px; padding: 8px 16px; transition: all .15s ease;
}
.copy:hover { color: var(--ink); border-color: var(--sage); }
.copy.done { color: var(--sage-deep); border-color: var(--sage); background: var(--sage-soft); }
.install-note { color: var(--faint); font-size: .82rem; margin-top: 14px; letter-spacing: .2px; }

/* ── two-in-one split ────────────────────────────────── */
.split {
  max-width: 1060px; margin: 0 auto; padding: clamp(30px,6vh,64px) clamp(20px,5vw,40px);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px;
}
.split-card { background: var(--cream-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
.split-cyan  { box-shadow: inset 0 3px 0 var(--sage); }
.split-amber { box-shadow: inset 0 3px 0 var(--clay); }
.split-card h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin: 16px 0 12px; }
.split-card h2 code, .split-card p code { font-family: var(--mono); color: var(--clay-deep); font-size: .78em; background: var(--clay-soft); padding: 2px 7px; border-radius: 6px; }
.split-card p { color: var(--body); font-size: .98rem; }
.split-card pre { margin-top: 20px; font-family: var(--mono); font-size: .85rem; line-height: 1.75; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 18px; overflow-x: auto; white-space: pre-wrap; color: var(--ink); }

/* ── tags ────────────────────────────────────────────── */
.tag { display: inline-block; font-family: var(--sans); font-size: .72rem; text-transform: uppercase; letter-spacing: 1.8px; padding: 5px 13px; border-radius: 999px; font-weight: 600; }
.tag-cyan  { color: var(--sage-deep); background: var(--sage-soft); }
.tag-amber { color: var(--clay-deep); background: var(--clay-soft); }
.cyan  { color: var(--sage-deep); }
.amber { color: var(--clay-deep); }

/* ── product sections ────────────────────────────────── */
.product { max-width: 1060px; margin: 0 auto; padding: clamp(50px, 9vh, 100px) clamp(20px, 5vw, 40px); }
.product-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.product-head h2 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 500; }
.product-head .tag { margin-bottom: 18px; }
.spotlight { border-top: 1px solid var(--line); background: linear-gradient(180deg, transparent, var(--clay-soft) 240%); }
.blurb { margin-top: 16px; color: var(--body); font-size: 1.06rem; }
.blurb code { font-family: var(--mono); color: var(--clay-deep); font-size: .84em; background: var(--clay-soft); padding: 1px 6px; border-radius: 5px; }

/* ── feature grid ────────────────────────────────────── */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }
.feat { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: transform .2s ease, box-shadow .2s ease; }
.feat:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(80,70,50,.07); }
.feat h3 { font-size: 1.12rem; margin-bottom: 8px; font-weight: 600; }
.feat p { color: var(--body); font-size: .94rem; }
.feat code { font-family: var(--mono); color: var(--clay-deep); font-size: .84em; }

/* ── bring us / kist will ────────────────────────────── */
.bring {
  max-width: 940px; margin: 0 auto; padding: clamp(40px,7vh,80px) clamp(20px,5vw,40px);
  display: grid; grid-template-columns: 1fr auto 1fr; gap: clamp(16px,4vw,44px); align-items: center;
}
.bring-col h2 { font-size: clamp(1.4rem,3vw,1.9rem); margin-bottom: 18px; }
.bring-arrow { font-size: 2rem; color: var(--sage); font-family: var(--serif); }
.bring-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.bring-list li { font-size: 1.06rem; color: var(--ink); padding-left: 30px; position: relative; }
.bring-in li::before  { content: "✓"; position: absolute; left: 0; color: var(--sage); font-weight: 700; }
.bring-out li::before { content: "•"; position: absolute; left: 6px; color: var(--clay); font-size: 1.3em; line-height: 1; }
@media (max-width: 620px) {
  .bring { grid-template-columns: 1fr; gap: 26px; }
  .bring-arrow { transform: rotate(90deg); justify-self: center; }
}

/* ── positioning band ────────────────────────────────── */
.band { max-width: 860px; margin: 0 auto; padding: clamp(30px,6vh,64px) clamp(20px,5vw,40px); text-align: center; border-top: 1px solid var(--line); }
.band-lead { font-family: var(--serif); font-size: clamp(1.5rem, 3.4vw, 2.15rem); color: var(--ink); line-height: 1.25; letter-spacing: -.01em; }
.band-lead em { font-style: italic; color: var(--sage-deep); }
.band-sub { margin: 20px auto 0; max-width: 640px; color: var(--body); font-size: 1.05rem; }

/* ── direct it, don't code it ────────────────────────── */
.loop-step-key { background: var(--sage-soft); border-color: var(--sage); }
.loop-step-key .loop-num { color: var(--sage-deep); }
.direct-sec { border-top: 1px solid var(--line); }
.directive {
  max-width: 820px; margin: 0 auto 44px; background: var(--paper);
  border: 1px solid var(--line-2); border-radius: 14px; padding: 18px 22px;
  overflow-x: auto; box-shadow: 0 6px 22px rgba(80,70,50,.06);
}
.directive code { font-family: var(--mono); font-size: .92rem; color: var(--ink); }
.directive .dim { color: var(--faint); }
.directive .quote { color: var(--sage-deep); }
.loop { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 16px; counter-reset: loop; }
.loop-step { position: relative; background: var(--cream-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.loop-step h3 { font-size: 1.15rem; margin: 8px 0; font-weight: 600; }
.loop-step p { color: var(--body); font-size: .93rem; }
.loop-num { font-family: var(--mono); font-size: .82rem; color: var(--sage); letter-spacing: 1px; }

/* ── buckets ─────────────────────────────────────────── */
.buckets-sec { border-top: 1px solid var(--line); }
.buckets { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: 18px; }
.bucket { background: var(--cream-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.bucket h3 { font-size: 1.2rem; margin-bottom: 10px; font-weight: 600; color: var(--faint); }
.bucket p { color: var(--body); font-size: .95rem; }
.bucket-live { background: var(--sage-soft); border-color: var(--sage); }
.bucket-live h3 { color: var(--sage-deep); }
.bucket-live p b { color: var(--ink); }

/* ── runtime stack diagram ───────────────────────────── */
.runtime-sec { border-top: 1px solid var(--line); }
.stack { max-width: 680px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.stack-node { width: 100%; border-radius: var(--radius); padding: 18px 22px; font-family: var(--serif); font-size: 1.15rem; color: var(--ink); border: 1px solid var(--line); background: var(--paper); }
.stack-hint { display: block; font-family: var(--mono); font-size: .74rem; color: var(--faint); margin-top: 6px; letter-spacing: .3px; }
.stack-core { background: var(--sage-deep); color: #fbfdfb; border-color: var(--sage-deep); font-weight: 600; box-shadow: 0 10px 30px rgba(94,125,101,.24); }
.stack-out { background: var(--cream-3); font-weight: 500; }
.stack-flow { color: var(--sage); font-size: 1.3rem; }
.stack-layer { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; width: 100%; }
.stack-layer span { font-family: var(--mono); font-size: .82rem; color: var(--body); background: var(--cream-2); border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; }

/* ── ethos ───────────────────────────────────────────── */
.ethos { max-width: 1060px; margin: 0 auto; padding: clamp(50px,9vh,100px) clamp(20px,5vw,40px); border-top: 1px solid var(--line); text-align: center; }
.ethos > h2 { font-size: clamp(1.9rem, 4.5vw, 2.7rem); font-weight: 500; margin-bottom: 42px; }
.ethos-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px,1fr)); gap: 22px; text-align: left; }
.ethos-grid > div { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--cream-2); }
.ethos-num { font-family: var(--mono); color: var(--sage); font-size: .85rem; }
.ethos-grid h3 { margin: 12px 0 8px; font-size: 1.15rem; font-weight: 600; }
.ethos-grid p { color: var(--body); font-size: .94rem; }

/* ── section spacers ─────────────────────────────────── */
.shell-sec, .evolve-sec, .symbolic-sec, .yolo-sec, .tools-sec { border-top: 1px solid var(--line); }

/* ── versus (command vs code monkey) ─────────────────── */
.versus { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px,1fr)); gap: 20px; }
.versus-card { border-radius: var(--radius); padding: 32px; border: 1px solid var(--line); }
.versus-old { background: var(--cream-2); }
.versus-new { background: var(--sage-soft); border-color: var(--sage); }
.versus-label { display: inline-block; font-family: var(--sans); font-size: .72rem; text-transform: uppercase; letter-spacing: 1.8px; font-weight: 600; margin-bottom: 12px; color: var(--faint); }
.versus-new .versus-label { color: var(--sage-deep); }
.versus-card p { color: var(--body); font-size: 1.02rem; }
.versus-card em { font-style: italic; color: var(--ink); }

/* ── stats + tool cloud ──────────────────────────────── */
.stat-row { display: flex; flex-wrap: wrap; justify-content: center; gap: clamp(28px,7vw,80px); margin-bottom: 36px; }
.stat { text-align: center; }
.big-num { display: block; font-family: var(--serif); font-size: clamp(2.4rem,6vw,3.6rem); color: var(--sage-deep); line-height: 1; }
.stat-label { font-size: .9rem; color: var(--faint); }
.tool-cloud { max-width: 780px; margin: 0 auto; }
.tools-dash { text-align: center; margin: 30px auto 0; max-width: 640px; }

/* ── PE32 explainer ──────────────────────────────────── */
.pe32 { max-width: 780px; margin: 0 auto 44px; background: var(--paper); border: 1px solid var(--line); border-left: 3px solid var(--clay); border-radius: var(--radius); padding: 28px 32px; }
.pe32 h3 { font-size: 1.25rem; margin-bottom: 10px; }
.pe32 h3 code, .pe32 p code { font-family: var(--mono); font-size: .8em; color: var(--clay-deep); background: var(--clay-soft); padding: 1px 6px; border-radius: 5px; }
.pe32 p { color: var(--body); font-size: .99rem; }
.pe32 b { color: var(--ink); }

/* ── universal domains ───────────────────────────────── */
.universal-sec { border-top: 1px solid var(--line); }
.domains { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px,1fr)); gap: 18px; }
.domain { background: var(--paper); border: 1px solid var(--line); border-top: 3px solid var(--sage); border-radius: var(--radius); padding: 26px; transition: transform .2s ease, box-shadow .2s ease; }
.domain:hover { transform: translateY(-3px); box-shadow: 0 12px 30px rgba(80,70,50,.07); }
.domain h3 { font-size: 1.15rem; margin-bottom: 8px; font-weight: 600; }
.domain p { color: var(--body); font-size: .93rem; }

/* ── live proof media ─────────────────────────────────── */
.showcase-section { border-top: 1px solid var(--line); }
.media-proof {
  border: 1px solid var(--line-2);
  background: var(--paper);
  box-shadow: 0 18px 50px rgba(80,70,50,.09);
}
.media-proof-wide {
  max-width: 1000px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 24px;
}
.media-proof-inline { margin-top: 36px; }
.media-proof-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  padding: 12px 16px;
  color: var(--faint);
  background: var(--cream-2);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.proof-live { display: inline-flex; align-items: center; gap: 8px; color: var(--sage-deep); }
.proof-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 5px rgba(125,154,130,.14);
}
.media-proof-frame {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 15%, rgba(125,154,130,.15), transparent 38%),
    #171814;
}
.media-proof video,
.media-proof img {
  display: block;
  width: 100%;
  height: auto;
  background: #171814;
}
.media-proof-wide figcaption {
  padding: 14px 18px 16px;
  color: var(--body);
  font-size: .9rem;
  text-align: center;
}
.media-proof-split {
  display: grid;
  grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr);
  align-items: stretch;
  margin-top: 36px;
  overflow: hidden;
  border-radius: 22px;
}
.media-proof-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(26px, 4vw, 42px);
}
.media-proof-kicker {
  color: var(--sage-deep);
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.media-proof-copy h3 {
  margin-top: 13px;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.08;
}
.media-proof-copy p {
  margin-top: 14px;
  color: var(--body);
  font-size: .96rem;
}
.media-proof-meta {
  margin-top: 20px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: .72rem;
}
.media-proof-split .media-proof-frame {
  display: grid;
  place-items: center;
  min-height: 330px;
  border-left: 1px solid var(--line);
}
.media-proof-split video,
.media-proof-split img {
  width: 100%;
  height: 100%;
  min-height: 330px;
  object-fit: cover;
}
.media-proof-cobol video { object-fit: contain; }
@media (max-width: 760px) {
  .media-proof-split { grid-template-columns: 1fr; }
  .media-proof-split .media-proof-frame {
    min-height: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
  .media-proof-split video,
  .media-proof-split img { min-height: 0; height: auto; }
  .media-proof-topline { font-size: .66rem; }
}

/* ── bridge (frameworks → legacy) ────────────────────── */
.bridge-sec { border-top: 1px solid var(--line); }
.bridge { max-width: 720px; margin: 0 auto; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.bridge-row { justify-content: center; }
.bridge-row span { font-family: var(--mono); font-size: .85rem; color: var(--body); background: var(--cream-2); border: 1px solid var(--line-2); border-radius: 999px; padding: 9px 16px; }
.bridge-legacy span { background: var(--clay-soft); border-color: var(--clay); color: var(--clay-deep); }
.bridge-arrow { font-family: var(--mono); font-size: .82rem; color: var(--sage-deep); letter-spacing: 1px; }

/* ── closing CTA ─────────────────────────────────────── */
.cta { text-align: center; padding: clamp(60px,11vh,120px) 20px; border-top: 1px solid var(--line); background: linear-gradient(180deg, transparent, var(--sage-soft) 280%); }
.cta h2 { font-size: clamp(2rem,5vw,3.2rem); font-weight: 500; }
.cta-sub { max-width: 560px; margin: 18px auto 0; color: var(--body); font-size: 1.08rem; }
.cta .install-inline { margin-top: 34px; }

/* read-more link into a deep page */
.readmore { display: inline-block; margin-top: 22px; font-family: var(--sans); font-weight: 600; font-size: .95rem; color: var(--sage-deep); border-bottom: 1px solid var(--line-2); padding-bottom: 2px; transition: border-color .15s ease; }
.readmore:hover { border-color: var(--sage); }
.product-head .readmore, .center-readmore { }
.rm-wrap { text-align: center; margin-top: 26px; }

/* ═══════════════════════════════════════════════════════
   INNER ARTICLE PAGES (long-form, Sakana-DGM style)
   ═══════════════════════════════════════════════════════ */
.article { max-width: 760px; margin: 0 auto; padding: clamp(40px,8vh,90px) clamp(20px,5vw,32px); }
.article-hero { margin-bottom: 44px; }
.article-mascot {
  display: block;
  width: min(620px, 100%);
  height: auto;
  margin: 0 auto 28px;
  border: 1px solid var(--line);
  border-radius: 30px;
  box-shadow: 0 24px 64px rgba(80,70,50,.16);
}
.article-hero .eyebrow { text-align: left; margin-bottom: 16px; }
.article-hero h1 { font-size: clamp(2.2rem,5vw,3.4rem); line-height: 1.1; font-weight: 500; margin-bottom: 18px; }
.article-dek { font-family: var(--serif); font-style: italic; font-size: clamp(1.15rem,2.4vw,1.4rem); color: var(--body); }
.article-meta { margin-top: 18px; font-family: var(--mono); font-size: .82rem; color: var(--faint); letter-spacing: .3px; }
.abstract { background: var(--cream-2); border: 1px solid var(--line); border-left: 3px solid var(--sage); border-radius: var(--radius); padding: 24px 28px; margin-bottom: 48px; }
.abstract .lbl { display: block; font-family: var(--sans); font-size: .74rem; text-transform: uppercase; letter-spacing: 2px; color: var(--sage-deep); font-weight: 600; margin-bottom: 10px; }
.abstract p { color: var(--ink); font-size: 1.05rem; margin: 0; }
.article h2 { font-size: clamp(1.5rem,3.4vw,2rem); font-weight: 500; margin: 50px 0 16px; }
.article h3 { font-size: 1.22rem; font-weight: 600; margin: 34px 0 10px; }
.article > p, .prose p { color: var(--body); font-size: 1.07rem; margin-bottom: 18px; }
.article b { color: var(--ink); }
.article ul, .article ol { color: var(--body); font-size: 1.07rem; margin: 0 0 20px 1.2em; }
.article li { margin-bottom: 9px; }
.article code { font-family: var(--mono); font-size: .86em; color: var(--clay-deep); background: var(--clay-soft); padding: 1px 6px; border-radius: 5px; }
.figure { margin: 34px 0; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(22px,4vw,34px); }
.figure .caption { margin-top: 18px; font-size: .86rem; color: var(--faint); text-align: center; font-style: italic; }
.callout { background: var(--sage-soft); border-radius: var(--radius); padding: 24px 28px; margin: 30px 0; font-family: var(--serif); font-style: italic; font-size: 1.25rem; color: var(--ink); line-height: 1.45; }
.article a.ref { color: var(--sage-deep); border-bottom: 1px solid var(--line-2); }
.article a.ref:hover { border-color: var(--sage); }
@media (max-width: 560px) {
  .article-mascot { width: 100%; margin-bottom: 24px; border-radius: 20px; }
}
.bench-table { width: 100%; border-collapse: collapse; margin: 30px 0; font-size: .95rem; }
.bench-table th, .bench-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.bench-table th { font-family: var(--sans); font-size: .78rem; text-transform: uppercase; letter-spacing: 1px; color: var(--faint); font-weight: 600; }
.bench-table td { color: var(--body); }
.bench-table .metric { color: var(--ink); font-weight: 500; }
.bench-pending { color: var(--clay-deep); font-family: var(--mono); font-size: .85rem; }
.key-list { list-style: none !important; margin-left: 0 !important; }
.key-list li { padding-left: 26px; position: relative; }
.key-list li::before { content: "→"; position: absolute; left: 0; color: var(--sage); font-weight: 700; }

/* evolution lineage tree (CSS diagram) */
.evo-tree { display: flex; flex-direction: column; align-items: center; gap: 0; }
.evo-row { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.evo-node { font-family: var(--mono); font-size: .8rem; color: var(--ink); background: var(--cream-2); border: 1px solid var(--line-2); border-radius: 10px; padding: 8px 14px; }
.evo-node.seed { background: var(--sage-deep); color: #fbfdfb; border-color: var(--sage-deep); }
.evo-node.you { background: var(--clay-soft); border-color: var(--clay); color: var(--clay-deep); }
.evo-link { width: 1px; height: 26px; background: var(--line-2); margin: 4px 0; }
.evo-branch { height: 22px; border-left: 1px solid var(--line-2); border-right: 1px solid var(--line-2); border-top: 1px solid var(--line-2); border-radius: 8px 8px 0 0; margin: 4px 0; }

/* next-pages footer nav */
.next-pages { display: flex; flex-wrap: wrap; gap: 16px; max-width: 760px; margin: 0 auto; padding: 0 clamp(20px,5vw,32px) clamp(50px,8vh,90px); }
.next-pages a { flex: 1 1 200px; background: var(--cream-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; transition: border-color .2s ease, transform .2s ease; }
.next-pages a:hover { border-color: var(--sage); transform: translateY(-3px); }
.next-lbl { font-family: var(--sans); font-size: .72rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--faint); }
.next-ttl { display: block; font-family: var(--serif); font-size: 1.25rem; color: var(--ink); margin-top: 6px; }

/* ── language toggle (nav) ───────────────────────────── */
.lang-toggle {
  font-family: var(--sans); font-size: .82rem; font-weight: 600; letter-spacing: .04em;
  color: var(--body); border: 1px solid var(--line-2); border-radius: 999px;
  padding: 5px 13px; transition: color .18s ease, border-color .18s ease, background .18s ease;
}
.lang-toggle:hover { color: var(--ink); border-color: var(--sage); background: var(--sage-soft); }

/* ── footer ──────────────────────────────────────────── */
.site-footer { border-top: 1px solid var(--line); background: var(--cream-2); }
.footer-inner { max-width: 1120px; margin: 0 auto; padding: clamp(48px,6vw,72px) clamp(20px,5vw,64px) 28px; }
.footer-top {
  display: grid; grid-template-columns: minmax(240px, 1.4fr) 2.6fr; gap: clamp(32px,5vw,72px);
  padding-bottom: 40px; border-bottom: 1px solid var(--line);
}
.footer-brand { font-family: var(--serif); font-weight: 600; color: var(--ink); font-size: 1.25rem; display: inline-flex; gap: 9px; align-items: center; }
.footer-tagline { margin: 14px 0 20px; color: var(--body); font-size: .95rem; max-width: 320px; line-height: 1.6; }
.footer-install {
  display: flex; align-items: center; gap: 10px; max-width: 340px;
  background: var(--paper); border: 1px solid var(--line-2); border-radius: 10px; padding: 9px 12px;
}
.footer-install code { font-size: .78rem; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.footer-install .dim { color: var(--faint); }
.footer-install .copy {
  margin-left: auto; flex-shrink: 0; cursor: pointer; font-family: var(--sans); font-size: .74rem;
  color: var(--body); background: var(--cream-2); border: 1px solid var(--line-2); border-radius: 7px; padding: 4px 9px;
}
.footer-install .copy:hover { color: var(--ink); border-color: var(--sage); }
.footer-install .copy.done { color: var(--sage-deep); border-color: var(--sage); }
.footer-cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-col h4 {
  font-family: var(--sans); font-size: .72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1.4px; color: var(--faint); margin-bottom: 4px;
}
.footer-col a { color: var(--body); font-size: .9rem; transition: color .16s ease; }
.footer-col a:hover { color: var(--ink); }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 14px 24px; align-items: center; justify-content: space-between;
  padding-top: 24px;
}
.footer-copy { color: var(--faint); font-size: .82rem; }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { color: var(--faint); font-size: .82rem; transition: color .16s ease; }
.footer-legal a:hover { color: var(--ink); }
@media (max-width: 760px) {
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .footer-cols { grid-template-columns: repeat(2, 1fr); gap: 26px; }
}

@media (max-width: 560px) {
  .install-inline { border-radius: 14px; flex-direction: column; align-items: stretch; }
  .install-inline code { white-space: pre-wrap; word-break: break-all; }
}

/* ═══════════════════════════════════════════════════════
   WHITE PAPER — merged in-depth report (Proof Is the Product)
   ═══════════════════════════════════════════════════════ */
/* download CTA + status badges under the hero */
.paper-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 24px; }
.pdf-btn {
  display: inline-flex; align-items: center; gap: 9px; font-family: var(--sans); font-weight: 600;
  font-size: .95rem; color: #fff; background: var(--sage-deep); border: 1px solid var(--sage-deep);
  border-radius: 999px; padding: 11px 20px; transition: background .18s ease, transform .18s ease;
}
.pdf-btn:hover { background: var(--sage); transform: translateY(-1px); }
.pdf-btn .ic { font-size: 1.05rem; line-height: 1; }
.pdf-meta { font-family: var(--mono); font-size: .78rem; color: var(--faint); }

.badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.badge {
  font-family: var(--sans); font-size: .72rem; font-weight: 600; letter-spacing: .04em;
  padding: 4px 11px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--body); background: var(--cream-2);
}
.badge.accent { color: #fff; background: var(--clay-deep); border-color: var(--clay-deep); }

/* provenance tags used inline in prose */
.tag-prov { font-family: var(--sans); font-size: .68rem; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; padding: 2px 7px; border-radius: 5px; vertical-align: middle; white-space: nowrap; }
.tag-prov.measured    { color: var(--sage-deep); background: var(--sage-soft); }
.tag-prov.prototype   { color: var(--clay-deep); background: var(--clay-soft); }
.tag-prov.illustrative{ color: var(--faint);     background: var(--cream-3); }

/* part divider between the two merged papers */
.part-divider { margin: 72px 0 8px; padding-top: 40px; border-top: 2px solid var(--line-2); }
.part-divider .part-kicker { font-family: var(--sans); font-size: .74rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 2px; color: var(--clay-deep); }
.part-divider h2 { margin: 10px 0 0; }
.part-divider .part-sub { font-family: var(--serif); font-style: italic; color: var(--body);
  font-size: clamp(1.1rem,2.2vw,1.3rem); margin-top: 12px; }

/* provenance legend strip */
.prov-legend { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 26px 0 8px; }
.prov-legend div { border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; background: var(--paper); }
.prov-legend p { font-size: .86rem; color: var(--body); margin: 8px 0 0; }
@media (max-width: 640px){ .prov-legend { grid-template-columns: 1fr; } }

/* evidence stats grid */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 28px 0; }
.stat-card { border: 1px solid var(--line); border-top: 3px solid var(--sage); border-radius: var(--radius);
  padding: 18px 18px 16px; background: var(--paper); }
.stat-card .num { font-family: var(--serif); font-size: 2.1rem; color: var(--ink); line-height: 1; }
.stat-card .lab { display: block; font-size: .9rem; color: var(--ink); font-weight: 500; margin-top: 8px; }
.stat-card .src { display: block; font-size: .78rem; color: var(--faint); margin-top: 6px; }
@media (max-width: 640px){ .stats-grid { grid-template-columns: 1fr 1fr; } }

/* matrix check/cross cells */
.bench-table .yes { color: var(--sage-deep); font-weight: 700; }
.bench-table .no  { color: var(--faint); }
.bench-table tr.mine td { background: var(--sage-soft); }

/* findings + refs */
.findings { list-style: none; margin-left: 0; padding: 0; }
.findings li { border: 1px solid var(--line); border-left: 3px solid var(--clay); border-radius: 12px;
  padding: 14px 18px; margin-bottom: 12px; background: var(--paper); font-size: .98rem; }
.findings .sev { font-family: var(--mono); font-size: .72rem; font-weight: 700; color: var(--clay-deep);
  border: 1px solid var(--line-2); border-radius: 5px; padding: 1px 6px; margin-right: 8px; }
.refs { font-size: .92rem; color: var(--body); }
.refs li { margin-bottom: 8px; }
.cite-block { font-family: var(--mono); font-size: .82rem; white-space: pre-wrap; color: var(--ink);
  background: var(--cream-2); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; margin-top: 16px; }
.figframe svg { width: 100%; height: auto; }

/* ── hero action buttons (under the install bar) ─────── */
.hero-buttons { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 22px; }
.hb-btn {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--sans); font-weight: 600;
  font-size: .95rem; padding: 11px 22px; border-radius: 999px;
  border: 1px solid var(--line-2); color: var(--ink); background: var(--paper);
  transition: transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
}
.hb-btn:hover { border-color: var(--sage); transform: translateY(-1px); }
.hb-btn.solid { background: var(--ink); color: var(--cream); border-color: var(--ink); }
.hb-btn.solid:hover { background: #000; border-color: #000; color: #fff; }
.hb-btn.deck-cta { background: var(--sage); color: var(--cream); border-color: var(--sage); }
.hb-btn.deck-cta:hover { background: var(--sage-deep); border-color: var(--sage-deep); color: #fff; }
.hb-btn .arr { font-size: .9em; opacity: .75; }

/* Active beta enrollment links */
.beta-signup-link {
  color: inherit;
  font: inherit;
  text-decoration: none;
}
.beta-signup-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}