:root {
  --paper: #F5F0E6;
  --paper-deep: #EBE3D2;
  --ink: #1A1814;
  --ink-soft: #4A453B;
  --ink-faint: #8A8474;
  --rule: #D8CFB8;

  --green: #2D6A4F;
  --amber: #C28840;
  --red: #9C2A2A;

  --accent: #2A4A6B;
  --accent-deep: #1B3354;

  --serif: "Charter", "Iowan Old Style", "Source Serif Pro", "Georgia", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", system-ui, sans-serif;
  --mono: "SF Mono", "JetBrains Mono", "Cascadia Code", "Consolas", monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14110D;
    --paper-deep: #1F1B14;
    --ink: #F0E9D9;
    --ink-soft: #B8B0A0;
    --ink-faint: #7A7264;
    --rule: #2F2A20;

    --green: #6FAE8C;
    --amber: #E0AA66;
    --red: #D26B6B;

    --accent: #7AA8D4;
    --accent-deep: #5A87B0;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  background: var(--paper);
}

body {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

/* ========== Top strip ========== */

.strip {
  border-bottom: 1px solid var(--rule);
  padding: 18px 0;
  background: var(--paper);
}

.strip-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.strip-inner .brand {
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  color: var(--ink);
}

.strip-inner .meta {
  display: flex;
  gap: 28px;
}

/* ========== Hero ========== */

.hero {
  padding: 110px 32px 80px;
  border-bottom: 1px solid var(--rule);
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: end;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(44px, 6vw, 78px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.hero h1 em {
  font-style: italic;
  color: var(--accent-deep);
}

.hero .lede {
  margin-top: 32px;
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.45;
  color: var(--ink-soft);
  max-width: 540px;
}

.hero-side {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  border-left: 1px solid var(--rule);
  padding-left: 24px;
}

.hero-side strong {
  display: block;
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

/* ========== Demo panel — visual centerpiece ========== */

.demo {
  padding: 80px 32px;
  background: var(--paper-deep);
  border-bottom: 1px solid var(--rule);
}

.demo-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: start;
}

.demo-text .label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}

.demo-text h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.demo-text p {
  color: var(--ink-soft);
  margin-bottom: 14px;
}

.bars {
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 32px;
}

.bars-head {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 28px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
}

.bar-row {
  margin-bottom: 22px;
}

.bar-row:last-child {
  margin-bottom: 0;
}

.bar-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.bar-meta .name {
  font-size: 14px;
  color: var(--ink);
}

.bar-meta .vals {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.bar-meta .vals .now {
  color: var(--ink);
  font-weight: 600;
}

.bar-track {
  height: 6px;
  background: var(--paper-deep);
  position: relative;
  overflow: hidden;
  border-radius: 1px;
}

.bar-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  border-radius: 1px;
  animation: bar-grow 1.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.bar-fill.green { background: var(--green); }
.bar-fill.amber { background: var(--amber); }
.bar-fill.red   { background: var(--red); }

@keyframes bar-grow {
  to { width: var(--w); }
}

@media (prefers-reduced-motion: reduce) {
  .bar-fill { animation: none; width: var(--w); }
}

/* ========== Editorial features ========== */

.editorial {
  padding: 100px 32px;
  border-bottom: 1px solid var(--rule);
}

.editorial-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.editorial-head {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 48px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
}

.entry-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0;
}

.entry {
  padding: 36px 28px 36px 0;
  border-bottom: 1px solid var(--rule);
}

.entry:nth-child(odd) {
  grid-column: span 7;
  padding-right: 48px;
}

.entry:nth-child(even) {
  grid-column: span 5;
  padding-left: 36px;
  border-left: 1px solid var(--rule);
}

.entry .num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.entry h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 26px;
  line-height: 1.2;
  margin-bottom: 14px;
  color: var(--ink);
}

.entry p {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.55;
}

@media (max-width: 720px) {
  .entry:nth-child(odd),
  .entry:nth-child(even) {
    grid-column: span 12;
    padding: 28px 0;
    border-left: none;
  }
}

/* ========== Quote / pull ========== */

.pull {
  padding: 120px 32px;
  border-bottom: 1px solid var(--rule);
}

.pull-inner {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.pull q {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.25;
  color: var(--ink);
  display: block;
  quotes: "«" "»";
}

.pull .src {
  display: block;
  margin-top: 32px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ========== Spec table ========== */

.spec {
  padding: 100px 32px;
  border-bottom: 1px solid var(--rule);
}

.spec-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 80px;
}

.spec h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 36px;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.spec h2 small {
  display: block;
  font-family: var(--mono);
  font-weight: normal;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 14px;
  letter-spacing: 0.14em;
}

.spec dl {
  font-size: 15px;
}

.spec dl > div {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
}

.spec dl > div:first-child { border-top: 1px solid var(--rule); }

.spec dt {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding-top: 2px;
}

.spec dd {
  color: var(--ink);
}

@media (max-width: 720px) {
  .spec-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .spec dl > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

/* ========== Foot ========== */

.foot {
  padding: 60px 32px 80px;
  background: var(--paper-deep);
}

.foot-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: end;
}

.foot .brand {
  font-family: var(--serif);
  font-style: italic;
  font-size: 28px;
  color: var(--ink);
  margin-bottom: 14px;
}

.foot .disc {
  max-width: 480px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.foot nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.foot nav a {
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 0.15s;
}

.foot nav a:hover {
  color: var(--ink);
}

.foot .copy {
  grid-column: 1 / -1;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ========== Article pages (privacy + terms) ========== */

article.doc {
  max-width: 720px;
  margin: 80px auto;
  padding: 0 32px 100px;
}

article.doc .kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 16px;
}

article.doc h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 44px;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

article.doc .updated {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-faint);
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}

article.doc h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  margin: 36px 0 12px;
  color: var(--ink);
}

article.doc h2::before {
  content: counter(section) " · ";
  counter-increment: section;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-deep);
  letter-spacing: 0.04em;
}

article.doc {
  counter-reset: section;
}

article.doc p {
  color: var(--ink);
  margin-bottom: 14px;
  line-height: 1.65;
}

article.doc a {
  color: var(--accent-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

article.doc code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--paper-deep);
  padding: 2px 6px;
  border-radius: 2px;
}

@media (prefers-color-scheme: dark) {
  article.doc a { color: var(--accent); }
}

@media (max-width: 720px) {
  .hero {
    padding: 60px 24px 50px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-side {
    border-left: none;
    border-top: 1px solid var(--rule);
    padding: 24px 0 0;
  }
  .demo-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .editorial, .spec, .pull {
    padding: 60px 24px;
  }
  .foot-inner {
    grid-template-columns: 1fr;
  }
}