/* ACDC — site styles
   Type: Newsreader (display + body) · JetBrains Mono (institutional/labels)
   Palette: ivory paper · walnut ink · iron-oxide accent (overridable via Tweaks)
*/

:root {
  --paper:  #1a1612;
  --ink:    #f3ead9;
  --accent: #c97a3a;
  --ink-soft: color-mix(in oklab, var(--ink) 70%, transparent);
  --ink-mute: color-mix(in oklab, var(--ink) 45%, transparent);
  --ink-faint: color-mix(in oklab, var(--ink) 18%, transparent);
  --rule: color-mix(in oklab, var(--ink) 25%, transparent);

  --serif: "Newsreader", "EB Garamond", Georgia, "Times New Roman", serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --measure: 36rem;
  --maxw: 1320px;
  --gut: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-feature-settings: "ss01", "kern", "liga";
  font-size: 18px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Paper texture — extremely subtle */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(1200px 800px at 80% 0%, color-mix(in oklab, var(--accent) 6%, transparent) 0%, transparent 60%),
    radial-gradient(1000px 700px at 0% 100%, color-mix(in oklab, var(--ink) 5%, transparent) 0%, transparent 55%);
  opacity: 0.65;
}
body > * { position: relative; z-index: 1; }

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 0.5px;
  text-underline-offset: 3px;
  text-decoration-color: var(--ink-mute);
  transition: color .15s, text-decoration-color .15s;
}
a:hover { color: var(--accent); text-decoration-color: var(--accent); }

::selection { background: var(--accent); color: var(--paper); }

/* ─── Scroll hairline ─────────────────────────────────────────── */
.scroll-hairline {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  z-index: 100; pointer-events: none;
  background: color-mix(in oklab, var(--ink) 8%, transparent);
}
.scroll-hairline-fill {
  height: 100%; background: var(--accent);
  transform-origin: left center; transform: scaleX(0);
  transition: transform .08s linear;
}

/* ─── Top bar ─────────────────────────────────────────────────── */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--paper) 85%, transparent);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border-bottom: 0.5px solid var(--rule);
}
.topbar-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 14px var(--gut);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.wordmark {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: var(--ink);
}
.wordmark-text { display: flex; flex-direction: column; line-height: 1; }
.wm-line-1 {
  font-family: var(--mono); font-weight: 600;
  font-size: 13px; letter-spacing: 0.22em;
}
.wm-line-2 {
  font-family: var(--mono); font-size: 9.5px;
  letter-spacing: 0.18em; color: var(--ink-mute); margin-top: 4px;
}
.topnav { display: flex; gap: 24px; }
.topnav a {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase;
  text-decoration: none; color: var(--ink-soft);
}
.topnav a:hover { color: var(--accent); }

@media (max-width: 760px) {
  .topnav { display: none; }
}

/* ─── Hero ────────────────────────────────────────────────────── */
.hero {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(48px, 8vw, 120px) var(--gut) clamp(48px, 6vw, 96px);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(24px, 5vw, 80px);
  align-items: center;
}
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.24em; color: var(--ink-mute);
  margin-bottom: 28px;
}
.eyebrow-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 18%, transparent);
}
.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 5.4vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.018em;
  margin: 0 0 28px;
  text-wrap: balance;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.hero-lede {
  font-size: clamp(17px, 1.45vw, 21px);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 32em;
  margin: 0 0 36px;
  text-wrap: pretty;
}
.hero-lede strong { color: var(--ink); font-weight: 500; }

.hero-buddha {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: start;
  padding: 22px 0 0;
  border-top: 0.5px solid var(--rule);
  max-width: 32em;
}
.quote-rule {
  width: 24px; height: 1px; background: var(--accent); margin-top: 16px;
}
.hero-buddha p {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.4; margin: 0;
}
.hero-buddha em { font-style: italic; }
.quote-attrib {
  display: block; margin-top: 8px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.2em; color: var(--ink-mute);
}

/* Hero seal stage */
.hero-right { display: flex; justify-content: center; align-items: center; }
.seal-stage {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 18px;
  color: var(--ink);
  padding: 24px;
}
.seal-stage::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(closest-side, color-mix(in oklab, var(--accent) 6%, transparent) 0%, transparent 75%);
  pointer-events: none;
}
.seal-stage > svg { position: relative; max-width: 100%; height: auto; }
.seal-caption {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.22em; color: var(--ink-mute);
  display: flex; gap: 10px; align-items: center;
}
.seal-caption .dot { opacity: 0.5; }

/* ─── Section scaffolding ─────────────────────────────────────── */
.section {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(56px, 9vw, 128px) var(--gut);
  border-top: 0.5px solid var(--rule);
}
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; margin-bottom: clamp(28px, 4vw, 52px);
  flex-wrap: wrap;
}
.section-tag {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.24em; color: var(--ink);
  display: inline-flex; align-items: center; gap: 12px;
}
.section-voice {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.24em; color: var(--ink-mute);
  text-transform: uppercase;
}

/* ─── Origin ──────────────────────────────────────────────────── */
.origin-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
}
@media (max-width: 900px) { .origin-grid { grid-template-columns: 1fr; } }

.origin-prose {
  font-size: clamp(17px, 1.32vw, 20px);
  line-height: 1.65;
  max-width: 38em;
}
.origin-prose .lead {
  font-size: clamp(21px, 1.9vw, 28px);
  line-height: 1.4;
  letter-spacing: -0.005em;
  margin: 0 0 28px;
  text-wrap: pretty;
}
.origin-prose .lead em { color: var(--accent); font-style: italic; }
.origin-prose p { margin: 0 0 1.1em; text-wrap: pretty; }
.origin-prose p em { font-style: italic; }
.origin-prose .signoff {
  margin-top: 36px; padding-top: 24px;
  border-top: 0.5px solid var(--rule);
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em;
  color: var(--ink);
}
.signoff-sub {
  font-size: 10px; letter-spacing: 0.24em; color: var(--ink-mute);
}

.origin-aside { position: sticky; top: 88px; }
@media (max-width: 900px) { .origin-aside { position: static; } }
.aside-card {
  border: 0.5px solid var(--rule);
  background: color-mix(in oklab, var(--paper) 60%, transparent);
  padding: 22px 24px;
}
.aside-card-h {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.28em; color: var(--ink-mute);
  margin-bottom: 18px; padding-bottom: 12px;
  border-bottom: 0.5px solid var(--rule);
}
.aside-card dl { margin: 0; }
.aside-card dl > div {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 12px;
  padding: 10px 0; border-top: 0.5px dashed var(--ink-faint);
}
.aside-card dl > div:first-child { border-top: 0; padding-top: 0; }
.aside-card dt {
  font-family: var(--mono); font-size: 9.5px;
  letter-spacing: 0.18em; color: var(--ink-mute);
  align-self: center;
}
.aside-card dd {
  margin: 0; font-family: var(--serif); font-size: 15px;
  line-height: 1.35; color: var(--ink);
  font-style: italic;
}

/* ─── Proof / story cards ─────────────────────────────────────── */
.section-intro {
  font-size: clamp(18px, 1.45vw, 22px);
  line-height: 1.45;
  max-width: 34em;
  color: var(--ink-soft);
  margin: 0 0 clamp(28px, 4vw, 56px);
  text-wrap: pretty;
}
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 0.5px solid var(--ink);
  border-bottom: 0.5px solid var(--ink);
}
@media (max-width: 900px) {
  .proof-grid { grid-template-columns: 1fr; }
}
.proof-card {
  padding: clamp(28px, 3vw, 40px) clamp(20px, 2.2vw, 32px);
  border-right: 0.5px solid var(--rule);
  display: flex; flex-direction: column; gap: 16px;
  min-height: 360px;
}
.proof-grid--dense .proof-card { min-height: 0; padding: 24px clamp(20px, 2vw, 28px); gap: 12px; }
.proof-card:last-child { border-right: 0; }
@media (max-width: 900px) {
  .proof-card { border-right: 0; border-bottom: 0.5px solid var(--rule); }
  .proof-card:last-child { border-bottom: 0; }
}
.proof-num {
  font-family: var(--serif); font-style: italic;
  font-size: 38px; line-height: 1; color: var(--accent);
  font-weight: 400;
}
.proof-when {
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: 0.22em; color: var(--ink-mute);
  text-transform: uppercase;
}
.proof-title {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(20px, 1.6vw, 24px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0;
  text-wrap: balance;
}
.proof-body {
  font-family: var(--serif); font-size: 16.5px; line-height: 1.55;
  color: var(--ink-soft); margin: 0;
  text-wrap: pretty;
  flex: 1;
}
.proof-body strong { color: var(--ink); font-weight: 500; }
.proof-body em { font-style: italic; }
.proof-tag {
  font-family: var(--mono); font-size: 9.5px;
  letter-spacing: 0.24em; color: var(--accent);
  padding-top: 12px; border-top: 0.5px dashed var(--ink-faint);
}

/* ─── In the wild ─────────────────────────────────────────────── */
.section-wild {
  background: var(--ink);
  color: var(--paper);
  max-width: 100%;
  padding-left: 0; padding-right: 0;
}
.section-wild > * {
  max-width: var(--maxw);
  margin-left: auto; margin-right: auto;
  padding-left: var(--gut); padding-right: var(--gut);
}
.section-head--reverse .section-tag,
.section-head--reverse .section-voice {
  color: color-mix(in oklab, var(--paper) 65%, transparent);
}
.section-head--reverse .section-tag { color: var(--paper); }

.wild-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
}
@media (max-width: 900px) { .wild-grid { grid-template-columns: 1fr; } }

.wild-h {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.012em;
  margin: 0 0 28px;
  color: var(--paper);
  text-wrap: balance;
}
.wild-left p {
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.6;
  color: color-mix(in oklab, var(--paper) 78%, transparent);
  margin: 0 0 1em;
  max-width: 34em;
  text-wrap: pretty;
}
.wild-left p em { font-style: italic; color: var(--paper); }
.wild-left p strong { color: var(--paper); font-weight: 500; }
.wild-aspiration {
  border-top: 0.5px solid color-mix(in oklab, var(--paper) 25%, transparent);
  padding-top: 22px !important; margin-top: 26px !important;
  font-family: var(--serif); font-style: italic;
  font-size: clamp(18px, 1.4vw, 22px) !important;
  color: var(--paper) !important;
}
.wild-aspiration strong { color: var(--accent) !important; font-style: normal; font-weight: 500; }

.wild-uses { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 18px; }
.wild-uses li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 22px;
  align-items: center;
  padding: 18px;
  border: 0.5px solid color-mix(in oklab, var(--paper) 22%, transparent);
  background: color-mix(in oklab, var(--paper) 4%, transparent);
}
.use-thumb {
  display: flex; align-items: center; justify-content: center;
  height: 110px;
  color: var(--paper);
}
.use-door {
  width: 100%; height: 100%;
  background: color-mix(in oklab, var(--paper) 8%, transparent);
  border: 0.5px solid color-mix(in oklab, var(--paper) 22%, transparent);
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.use-door::before {
  content: ""; position: absolute; left: 8px; top: 8px; bottom: 8px;
  width: 2px; background: color-mix(in oklab, var(--paper) 30%, transparent);
}
.use-window {
  width: 100%; height: 100%;
  background:
    linear-gradient(135deg,
      color-mix(in oklab, var(--paper) 4%, transparent) 0%,
      color-mix(in oklab, var(--paper) 12%, transparent) 50%,
      color-mix(in oklab, var(--paper) 4%, transparent) 100%);
  border: 0.5px solid color-mix(in oklab, var(--paper) 22%, transparent);
  display: flex; align-items: center; justify-content: center;
}
.use-cert {
  width: 100%; height: 100%;
  background: color-mix(in oklab, var(--paper) 96%, transparent);
  color: var(--ink);
  border: 0.5px solid color-mix(in oklab, var(--paper) 40%, transparent);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  padding: 6px;
}
.cert-rules {
  position: absolute; right: 8px; top: 14px; bottom: 14px;
  display: flex; flex-direction: column; gap: 6px; justify-content: center;
}
.cert-rule {
  width: 22px; height: 0.5px; background: var(--ink); opacity: 0.4;
}
.use-meta .use-lbl {
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.24em; color: var(--accent);
  margin-bottom: 6px;
}
.use-meta p {
  margin: 0; font-family: var(--serif);
  font-size: 15.5px; line-height: 1.45;
  color: color-mix(in oklab, var(--paper) 80%, transparent);
}

/* ─── Next chapter ────────────────────────────────────────────── */
.next-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3.5vw, 56px);
  margin-bottom: 36px;
}
@media (max-width: 900px) { .next-grid { grid-template-columns: 1fr; } }

.next-item {
  display: flex; flex-direction: column; gap: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--ink);
}
.next-num {
  font-family: var(--serif); font-style: italic;
  font-size: 20px; color: var(--accent);
}
.next-item h3 {
  font-family: var(--serif); font-weight: 500;
  font-size: clamp(20px, 1.55vw, 24px);
  line-height: 1.2; letter-spacing: -0.01em;
  margin: 0;
  text-wrap: balance;
}
.next-item p {
  font-size: 16.5px; line-height: 1.55;
  color: var(--ink-soft); margin: 0;
  text-wrap: pretty;
}
.next-caveat {
  font-family: var(--serif); font-style: italic;
  font-size: 15.5px; color: var(--ink-mute);
  max-width: 40em; margin: 0;
  padding-top: 24px; border-top: 0.5px dashed var(--ink-faint);
}

/* ─── Next gathering ──────────────────────────────────────────── */
.section-gathering { padding-top: 0; border-top: 0; }
.gathering-frame {
  max-width: var(--maxw); margin: 0 auto;
  border: 1px solid var(--ink);
  padding: clamp(36px, 5vw, 72px) clamp(28px, 4vw, 64px);
  position: relative;
}
.gathering-frame::before,
.gathering-frame::after {
  content: "";
  position: absolute; width: 14px; height: 14px;
  border: 1px solid var(--ink);
  background: var(--paper);
}
.gathering-frame::before { left: -8px; top: -8px; }
.gathering-frame::after  { right: -8px; bottom: -8px; }
.gathering-tag {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.28em; color: var(--accent);
  margin-bottom: 16px;
}
.gathering-h {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.1; letter-spacing: -0.015em;
  margin: 0 0 12px;
  text-wrap: balance;
}
.gathering-h em { font-style: italic; color: var(--accent); }
.gathering-sub {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(17px, 1.4vw, 21px);
  color: var(--ink-soft);
  margin-bottom: 26px;
}
.gathering-meta {
  display: flex; gap: 14px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.24em; color: var(--ink-mute);
}
.gm-dot { opacity: 0.5; }

/* ─── Footer ──────────────────────────────────────────────────── */
.footer {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(56px, 7vw, 96px) var(--gut) 36px;
  border-top: 0.5px solid var(--rule);
  margin-top: clamp(56px, 7vw, 96px);
}
.footer-grid {
  display: grid; grid-template-columns: auto 1fr;
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-mark { display: flex; align-items: flex-start; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
@media (max-width: 760px) { .footer-cols { grid-template-columns: repeat(2, 1fr); } }

.footer-cols p {
  font-family: var(--serif); font-size: 15px;
  line-height: 1.5; margin: 0;
}
.footer-lbl {
  font-family: var(--mono); font-size: 9.5px;
  letter-spacing: 0.26em; color: var(--ink-mute);
  margin-bottom: 10px;
}
.footer-mute { color: var(--ink-mute); font-size: 12.5px; }
.footer-rule {
  margin: 40px 0 16px;
  height: 0.5px; background: var(--rule);
}
.footer-fine {
  display: flex; justify-content: space-between; gap: 20px;
  font-family: var(--mono); font-size: 10px;
  letter-spacing: 0.22em; color: var(--ink-mute);
  flex-wrap: wrap;
}
.footer-fine-r { color: var(--accent); }

/* ─── Helpers ─────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .scroll-hairline-fill { transition: none; }
}