/* Witz landing — warm-paper system, self-hosted fonts, no inline styles or JS
   (the apps.scalable.news hub enforces style-src 'self'; font-src 'self'). */

@font-face {
  font-family: 'Clash Display';
  src: url('/witz/fonts/clash-display-600.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'General Sans';
  src: url('/witz/fonts/general-sans-400.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'General Sans';
  src: url('/witz/fonts/general-sans-500.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/witz/fonts/jetbrains-mono-400.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}

:root {
  --paper: #f5f1e8;
  --paper-2: #fbf8f1;
  --inset: #e9e2d2;
  --ink: #15140f;
  --ink-2: #45423a;
  --ink-3: #847f73;
  --ink-4: #a49e90;
  --line: rgba(21, 20, 15, 0.12);
  --line-2: rgba(21, 20, 15, 0.2);
  --coral: #f15533;
  --coral-2: #b23a17;
  --ok: #4b8b5f;
  --container: 1080px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-2);
  font-family: 'General Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--coral-2);
  text-decoration: none;
}
a:hover {
  color: var(--coral);
}
::selection {
  background: rgba(241, 85, 51, 0.18);
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 12px;
  top: 12px;
  background: var(--paper-2);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  padding: 8px 12px;
  z-index: 100;
}

.disp {
  font-family: 'Clash Display', 'General Sans', sans-serif;
  font-weight: 600;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  line-height: 0.98;
  margin: 0;
  color: var(--ink);
}
.mono {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.accent {
  color: var(--coral);
}
.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(245, 241, 232, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 9px;
}
.brand .name {
  font-family: 'Clash Display', sans-serif;
  font-weight: 600;
  text-transform: lowercase;
  letter-spacing: -0.03em;
  font-size: 23px;
  color: var(--ink);
}
.brand .tag {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 8.5px;
  color: var(--ink-3);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  font-weight: 500;
}
.nav-links a {
  color: var(--ink-2);
}
.nav-links a:hover {
  color: var(--coral);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  padding: 11px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    transform 0.14s ease,
    box-shadow 0.14s ease,
    border-color 0.14s ease,
    background 0.14s ease;
}
.btn--solid {
  background: var(--coral);
  color: #fff;
  border-color: var(--coral-2);
}
.btn--solid:hover {
  background: var(--coral-2);
  color: #fff;
  transform: translateY(-1px);
}
.btn--ghost {
  border-color: var(--line-2);
  color: var(--ink);
}
.btn--ghost:hover {
  border-color: var(--ink-3);
  color: var(--ink);
}
.btn--dark {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.btn--dark:hover {
  transform: translateY(-1px);
  color: var(--paper);
}
.btn--sm {
  padding: 8px 14px;
  font-size: 13px;
}

/* Hero */
.hero {
  padding: 64px 0 26px;
}
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 10px;
  color: var(--coral-2);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.eyebrow .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--coral);
  display: inline-block;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.95fr;
  gap: 48px;
  align-items: end;
  margin-top: 22px;
}
.hero h1 {
  font-size: clamp(44px, 7.5vw, 104px);
  max-width: 13ch;
}
.hero .lede {
  font-size: 18px;
  color: var(--ink-2);
  line-height: 1.55;
  margin: 24px 0 0;
  max-width: 56ch;
}
.hero-cta {
  display: flex;
  gap: 12px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.works {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9.5px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
  margin-top: 22px;
}

/* Answer card */
.answer {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper-2);
  overflow: hidden;
}
.answer .head {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
}
.answer .head .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--coral);
}
.answer .head .mono {
  font-size: 9px;
  color: var(--ink-3);
}
.answer .body {
  padding: 15px 16px 17px;
}
.answer .q {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.5;
}
.answer .rule {
  height: 1px;
  background: var(--line);
  margin: 13px 0;
}
.answer .a {
  font-size: 13.5px;
  color: var(--ink);
  line-height: 1.62;
}
.cites {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 13px;
}
.cite {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--coral-2);
  border: 1px solid rgba(241, 85, 51, 0.35);
  background: rgba(241, 85, 51, 0.09);
  border-radius: 999px;
  padding: 3px 9px;
}
.meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 8.5px;
  color: var(--ink-3);
  margin-top: 13px;
  letter-spacing: 0.1em;
}

/* Stat row */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  margin-top: 36px;
}
.stat {
  padding: 22px 22px;
  border-right: 1px solid var(--line);
}
.stat:last-child {
  border-right: none;
}
.stat .n {
  font-family: 'Clash Display', sans-serif;
  font-weight: 600;
  font-size: 34px;
  color: var(--ink);
  line-height: 1;
}
.stat .n .u {
  color: var(--coral);
}
.stat .l {
  font-size: 12.5px;
  color: var(--ink-3);
  margin-top: 8px;
  display: block;
}

/* Sections */
section.band {
  padding: 72px 0 20px;
}
.section-kicker {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 10.5px;
  color: var(--ink-3);
}
.two-col {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.problem-intro {
  font-size: 16.5px;
  color: var(--ink-2);
  line-height: 1.6;
  margin: 0 0 22px;
  max-width: 60ch;
}
.problem-list {
  border-top: 1px solid var(--line);
}
.problem-list .row {
  display: flex;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.problem-list .n {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--coral-2);
  flex-shrink: 0;
  width: 22px;
}
.problem-list .t {
  font-size: 14.5px;
  color: var(--ink-2);
}
.problem-list b {
  color: var(--ink);
  font-weight: 600;
}

.model {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper-2);
  padding: 40px 40px;
}
.model .big {
  font-family: 'Clash Display', sans-serif;
  font-weight: 500;
  font-size: clamp(23px, 3.2vw, 38px);
  letter-spacing: -0.02em;
  line-height: 1.18;
  margin: 14px 0 0;
  max-width: 27ch;
  color: var(--ink);
}
.model p {
  font-size: 16px;
  color: var(--ink-2);
  line-height: 1.6;
  margin: 18px 0 0;
  max-width: 66ch;
}

.head-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.head-row h2 {
  font-size: clamp(28px, 4vw, 52px);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.step {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper-2);
  padding: 22px;
  display: flex;
  flex-direction: column;
  min-height: 240px;
}
.step:hover {
  border-color: var(--line-2);
}
.badge {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 9px;
  color: var(--coral-2);
  border: 1px solid rgba(241, 85, 51, 0.35);
  background: rgba(241, 85, 51, 0.09);
  border-radius: 999px;
  padding: 4px 9px;
  align-self: flex-start;
}
.step h3 {
  font-family: 'Clash Display', sans-serif;
  font-weight: 600;
  font-size: 23px;
  letter-spacing: -0.015em;
  margin: 12px 0 0;
  color: var(--ink);
}
.step p {
  margin: 9px 0 0;
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.55;
  flex: 1;
}
.step .where {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--ink-3);
  margin-top: 12px;
}

/* Use case */
.usecase-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 44px;
  align-items: center;
}
.term {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.term .head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(245, 241, 232, 0.14);
}
.term .head .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--coral);
}
.term .head .mono {
  font-size: 9px;
  color: rgba(245, 241, 232, 0.6);
}
.term .body {
  padding: 18px 18px 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12.5px;
  line-height: 1.7;
}
.term .comment {
  color: rgba(245, 241, 232, 0.5);
}
.term .prompt {
  margin-top: 8px;
  color: var(--paper);
}
.term .prompt .caret {
  color: var(--coral);
}
.term .reply {
  margin-top: 12px;
  color: rgba(245, 241, 232, 0.85);
  font-family: 'General Sans', sans-serif;
  font-size: 13px;
  line-height: 1.6;
}
.term .tcite {
  font-size: 9px;
  color: #ffd9cf;
  border: 1px solid rgba(241, 85, 51, 0.5);
  border-radius: 999px;
  padding: 2px 8px;
}
.term .tmeta {
  margin-top: 12px;
  color: rgba(245, 241, 232, 0.45);
  font-size: 10px;
  letter-spacing: 0.08em;
}

/* Value grid */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.tile {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--paper-2);
  padding: 20px;
  display: flex;
  flex-direction: column;
  min-height: 168px;
}
.tile .n {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--coral-2);
}
.tile h3 {
  font-family: 'Clash Display', sans-serif;
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.015em;
  margin: 10px 0 0;
  color: var(--ink);
}
.tile p {
  margin: 8px 0 0;
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.55;
}

/* Run locally */
.run {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 22px;
}
.run code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--ink);
  background: var(--inset);
  border-radius: 8px;
  padding: 9px 14px;
}
.run-note {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.5;
  margin: 8px 0 0;
  max-width: 46ch;
}

/* CTA band */
.cta {
  background: var(--ink);
  color: var(--paper);
  padding: 88px 0;
  margin-top: 56px;
}
.cta .wrap {
  text-align: center;
}
.cta h2 {
  font-size: clamp(38px, 6vw, 84px);
}
.cta p {
  max-width: 52ch;
  margin: 20px auto 0;
  color: rgba(245, 241, 232, 0.72);
  font-size: 17px;
  line-height: 1.55;
}
.cta-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
  flex-wrap: wrap;
}
.cta .btn--ghost {
  border-color: rgba(245, 241, 232, 0.3);
  color: var(--paper);
}
.cta .btn--ghost:hover {
  border-color: rgba(245, 241, 232, 0.6);
  color: var(--paper);
}
.trust {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-top: 32px;
  flex-wrap: wrap;
}
.trust span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.06em;
  color: rgba(245, 241, 232, 0.55);
}

/* Footer */
.footer {
  padding: 34px 0;
}
.footer .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer .links {
  display: flex;
  gap: 22px;
}
.footer .links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 0.14em;
  color: var(--ink-3);
}

.mt {
  margin-top: 14px;
}

@media (max-width: 900px) {
  .hero-grid,
  .two-col,
  .steps,
  .value-grid,
  .usecase-grid,
  .stats {
    grid-template-columns: 1fr;
  }
  .stat {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
  .stat:last-child {
    border-bottom: none;
  }
  .nav-links {
    gap: 14px;
    font-size: 13px;
  }
  .nav-links .hide-sm {
    display: none;
  }
  .wrap {
    padding: 0 20px;
  }
}