@font-face {
  font-family: "Equity OT A";
  src: url("/static/fonts/equity_ot_a_regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Equity OT A";
  src: url("/static/fonts/equity_ot_a_italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: "Equity OT A";
  src: url("/static/fonts/equity_ot_a_bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Equity OT A";
  src: url("/static/fonts/equity_ot_a_bold_italic.woff2") format("woff2");
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

:root {
  --bg: #fbfaf7;
  --bg-soft: #f3f1ea;
  --bg-elev: #ffffff;
  --ink: #0f1115;
  --ink-2: #2a2d34;
  --ink-3: #5b6070;
  --ink-4: #8a8f9c;
  --line: rgba(15, 17, 21, 0.10);
  --line-2: rgba(15, 17, 21, 0.06);
  --brand: #003399;
  --brand-ink: #00214d;
  --accent: #FFCC00;
  --code-bg: #0c1220;
  --code-ink: #e6ecff;
  --code-mute: #7a89b8;
  --code-key: #ffd866;
  --code-str: #a5d6ff;
  --code-tag: #c4b5fd;
  --code-ok: #7ee2b8;

  --font-display: "Equity OT A", Georgia, serif;
  --font-ui: "Inter", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 18px;
  --maxw: 1180px;
}

[data-theme="dark"] {
  --bg: #0b0d12;
  --bg-soft: #11141b;
  --bg-elev: #14181f;
  --ink: #f3f4f7;
  --ink-2: #d6d8df;
  --ink-3: #9aa0ad;
  --ink-4: #6b7280;
  --line: rgba(255, 255, 255, 0.10);
  --line-2: rgba(255, 255, 255, 0.06);
  --brand: #6c93ff;
  --brand-ink: #b9cbff;
  --accent: #ffd84d;
  --code-bg: #060912;
}

[data-palette="editorial"] {
  --bg: #f4f1ea;
  --bg-soft: #ebe6db;
  --bg-elev: #faf7f0;
  --ink: #1a1a1a;
  --ink-2: #2b2b2b;
  --ink-3: #5a5650;
  --ink-4: #8a847b;
  --line: rgba(26, 26, 26, 0.12);
  --brand: #1a1a1a;
  --brand-ink: #1a1a1a;
  --accent: #b3261e;
}
[data-theme="dark"][data-palette="editorial"] {
  --bg: #14110c;
  --bg-soft: #1c1814;
  --bg-elev: #1f1c17;
  --ink: #f1ece1;
  --ink-2: #d8d2c4;
  --ink-3: #9b9485;
  --line: rgba(241, 236, 225, 0.14);
  --brand: #f1ece1;
  --brand-ink: #f1ece1;
  --accent: #e07a5f;
}

[data-palette="terminal"] {
  --bg: #06080d;
  --bg-soft: #0a0d14;
  --bg-elev: #0d121b;
  --ink: #d8e4f5;
  --ink-2: #b9c5da;
  --ink-3: #7e8aa2;
  --ink-4: #5b667e;
  --line: rgba(216, 228, 245, 0.10);
  --brand: #5eead4;
  --brand-ink: #99f6e4;
  --accent: #fbbf24;
  --code-bg: #03050a;
  --font-display: "JetBrains Mono", ui-monospace, monospace;
}

[data-typo="editorial"] {
  --font-display: "Equity OT A", Georgia, serif;
    --font-ui: "Equity OT A", Georgia, serif;
}
[data-typo="sans"] {
  --font-display: "Inter", system-ui, sans-serif;
  --font-ui: "Inter", system-ui, sans-serif;
}
[data-typo="mono"] {
  --font-display: "JetBrains Mono", monospace;
  --font-ui: "JetBrains Mono", monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv11";
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--brand);
  display: grid;
  place-items: center;
  position: relative;
}
.brand-mark::after {
  content: "";
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 1px solid var(--accent);
}
.brand-name { color: var(--ink); }
.brand-dot {
  display: inline-block;
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent); margin: 0 6px 2px;
}
.brand-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
  color: var(--ink-2);
}
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  display: flex; gap: 10px; align-items: center;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--ink);
  cursor: pointer;
  transition: all 160ms ease;
  white-space: nowrap;
}
.btn:hover { border-color: color-mix(in oklab, var(--ink) 25%, transparent); }
.btn-primary {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
[data-palette="terminal"] .btn-primary { color: #03050a; }
[data-palette="editorial"] .btn-primary { color: var(--bg); }
[data-theme="dark"][data-palette="editorial"] .btn-primary { color: var(--bg); }
.btn-primary:hover {
  background: color-mix(in oklab, var(--brand) 88%, black);
  border-color: color-mix(in oklab, var(--brand) 88%, black);
}
.btn-ghost {
  background: transparent;
}
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-lg { height: 46px; padding: 0 22px; font-size: 15px; }

.kbd {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--ink-3);
}

/* ===== HERO ===== */
.hero {
  padding: 96px 0 60px;
  position: relative;
  overflow: hidden;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--ink-3);
  margin-bottom: 28px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elev);
}
.hero-eyebrow .pulse {
  width: 6px; height: 6px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 #22c55e80;
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 #22c55e80; }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 6.6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  margin: 0 0 28px;
  max-width: 18ch;
  text-wrap: balance;
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
  color: var(--brand-ink);
}
[data-palette="terminal"] .hero-title em { color: var(--brand); }
.hero-title .accent-bar {
  display: inline-block;
  width: 0.5em;
  height: 0.12em;
  background: var(--accent);
  vertical-align: 0.18em;
  margin-right: 0.18em;
}
.hero-sub {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-3);
  max-width: 60ch;
  margin: 0 0 36px;
  text-wrap: pretty;
}
.hero-cta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.hero-meta {
  display: flex;
  gap: 28px;
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--ink-3);
}
.hero-meta-item {
  display: flex; flex-direction: column; gap: 4px;
}
.hero-meta-item strong {
  color: var(--ink);
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -0.01em;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: -1px -1px;
  -webkit-mask-image: radial-gradient(ellipse at 70% 40%, black 30%, transparent 75%);
          mask-image: radial-gradient(ellipse at 70% 40%, black 30%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}
.hero > .container { position: relative; z-index: 1; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: center;
}
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
}

/* ===== Code / terminal block ===== */
.terminal {
  background: var(--code-bg);
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in oklab, var(--code-bg) 60%, white 8%);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.04) inset,
    0 30px 60px -20px rgba(0,0,0,0.35),
    0 8px 18px -8px rgba(0, 51, 153, 0.20);
  color: var(--code-ink);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.65;
  overflow: hidden;
}
.terminal-bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), transparent);
}
.terminal-dots { display: flex; gap: 6px; }
.terminal-dots span {
  width: 11px; height: 11px; border-radius: 50%;
  background: #2c3245;
}
.terminal-title {
  color: var(--code-mute);
  font-size: 11px;
  letter-spacing: 0.04em;
}
.terminal-body { padding: 18px 22px 22px; min-height: 320px; }

.line { display: block; white-space: pre-wrap; }
.tok-comment { color: #6b7894; font-style: italic; }
.tok-prompt  { color: #5eead4; user-select: none; }
.tok-cmd     { color: var(--code-ink); }
.tok-key     { color: var(--code-key); }
.tok-str     { color: var(--code-str); }
.tok-tag     { color: var(--code-tag); }
.tok-ok      { color: var(--code-ok); }
.tok-mute    { color: var(--code-mute); }
.tok-num     { color: #fda4af; }
.cursor {
  display: inline-block;
  width: 8px; height: 1.05em;
  background: var(--code-key);
  vertical-align: -2px;
  margin-left: 2px;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.terminal-tabs {
  display: flex;
  gap: 2px;
  padding: 0 10px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.terminal-tab {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--code-mute);
  padding: 10px 14px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 1px solid transparent;
  margin-bottom: -1px;
}
.terminal-tab:hover { color: var(--code-ink); }
.terminal-tab.is-active {
  color: var(--code-ink);
  border-bottom-color: var(--code-key);
}

/* ===== Section base ===== */
.section {
  padding: 96px 0;
  border-top: 1px solid var(--line);
}
.section-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin-bottom: 14px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: -0.02em;
  font-weight: 500;
  line-height: 1.05;
  margin: 0 0 16px;
  text-wrap: balance;
  max-width: 22ch;
}
.section-lede {
  color: var(--ink-3);
  font-size: 17px;
  max-width: 60ch;
  margin: 0 0 56px;
  text-wrap: pretty;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
  align-items: end;
}
.section-head .right {
  color: var(--ink-3);
  max-width: 48ch;
  font-size: 15px;
}
@media (max-width: 820px) { .section-head { grid-template-columns: 1fr; } }

/* ===== Tools tabs ===== */
.tools {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--bg-elev);
  overflow: hidden;
}
@media (max-width: 880px) { .tools { grid-template-columns: 1fr; } }

.tools-list {
  border-right: 1px solid var(--line);
  background: var(--bg-soft);
}
@media (max-width: 880px) { .tools-list { border-right: none; border-bottom: 1px solid var(--line); display: flex; overflow-x: auto; } }

.tool-row {
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  padding: 22px 26px;
  border-bottom: 1px solid var(--line-2);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
  transition: background 160ms;
}
.tool-row:last-child { border-bottom: none; }
.tool-row:hover { background: color-mix(in oklab, var(--brand) 4%, var(--bg-soft)); }
.tool-row.is-active { background: var(--bg-elev); }
.tool-row.is-active::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--brand);
}
.tool-row .tool-name {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.tool-row .tool-blurb {
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.45;
}

.tool-detail {
  padding: 32px 36px 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-height: 460px;
}
.tool-detail-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.tool-detail h3 {
  font-family: var(--font-mono);
  font-size: 22px;
  margin: 0;
  letter-spacing: -0.01em;
  font-weight: 500;
}
.tool-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
}
.tool-pill.is-ok { color: #15803d; border-color: rgba(34, 197, 94, 0.3); }
[data-theme="dark"] .tool-pill.is-ok { color: #4ade80; }
.tool-detail .desc {
  color: var(--ink-2);
  font-size: 16px;
  line-height: 1.6;
  max-width: 64ch;
}
.tool-args {
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 20px;
  row-gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.tool-args .arg-name { color: var(--ink); font-weight: 500; }
.tool-args .arg-type { color: var(--ink-4); font-size: 12px; }
.tool-args .arg-desc { color: var(--ink-3); font-family: var(--font-ui); font-size: 14px; }
.tool-args .arg-row { display: contents; }

/* ===== How it works ===== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}
@media (max-width: 880px) { .steps { grid-template-columns: 1fr; } }
.step {
  border: 1px solid var(--line);
  background: var(--bg-elev);
  border-radius: var(--radius-lg);
  padding: 28px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 220px;
}
.step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-4);
}
.step-num strong {
  color: var(--brand);
  font-weight: 500;
  margin-right: 8px;
}
.step h4 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  margin: 0;
  letter-spacing: -0.015em;
}
.step p {
  color: var(--ink-3);
  font-size: 14.5px;
  line-height: 1.55;
  margin: 0;
}
.step .step-extra {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-3);
  padding: 10px 12px;
  background: var(--bg-soft);
  border-radius: 8px;
  border: 1px solid var(--line-2);
}

/* ===== Use cases ===== */
.cases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (max-width: 720px) { .cases { grid-template-columns: 1fr; } }
.case {
  background: var(--bg-elev);
  padding: 32px 32px 36px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 240px;
}
.case-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--brand);
}
.case h4 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 500;
  margin: 0;
  letter-spacing: -0.015em;
  text-wrap: balance;
}
.case p {
  color: var(--ink-3);
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  text-wrap: pretty;
}
.case-prompt {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-2);
  padding: 12px 14px;
  background: var(--bg-soft);
  border-left: 2px solid var(--brand);
  border-radius: 0 6px 6px 0;
}

/* ===== Footer ===== */
.footer {
  padding: 64px 0 40px;
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 80px;
  margin-bottom: 48px;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }

.footer h5 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-4);
  margin: 0 0 14px;
  font-weight: 500;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; font-size: 14px; color: var(--ink-2); }
.footer ul a:hover { color: var(--ink); }

.footer-end {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  color: var(--ink-4);
  flex-wrap: wrap;
  gap: 16px;
}
.status-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: inherit;
  text-decoration: none;
}
.status-pill:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.status-pill .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.18);
}

.spacer-lg { height: 80px; }
.fadein {
  opacity: 0;
  transform: translateY(10px);
  animation: fadein 700ms cubic-bezier(.2,.8,.2,1) forwards;
}
@keyframes fadein {
  to { opacity: 1; transform: none; }
}
.delay-1 { animation-delay: 80ms; }
.delay-2 { animation-delay: 160ms; }
.delay-3 { animation-delay: 240ms; }
.delay-4 { animation-delay: 320ms; }
.delay-5 { animation-delay: 400ms; }

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(.2,.8,.2,1);
}
.reveal.is-visible { opacity: 1; transform: none; }

.icon-btn {
  width: 38px; height: 38px;
  display: inline-grid; place-items: center;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--bg-elev);
  color: var(--ink-2);
  cursor: pointer;
}
.icon-btn:hover { color: var(--ink); }

.stars-ring {
  position: absolute;
  width: 280px; height: 280px;
  border-radius: 50%;
  border: 1px dashed color-mix(in oklab, var(--brand) 35%, transparent);
  display: none;
}
@media (min-width: 1100px) {
  .stars-ring { display: block; right: -120px; top: -100px; opacity: 0.5; }
}


.language-switch { font-family: var(--font-mono); font-size: 12px; }
@media (max-width: 980px) {
  .nav-links { display: none; }
}
@media (max-width: 640px) {
  .nav-inner { min-height: 64px; height: auto; padding-block: 12px; flex-wrap: wrap; gap: 12px; }
  .nav-cta { width: 100%; flex-wrap: wrap; }
  .nav-cta .btn { flex: 1 1 auto; }
  .container { padding-inline: 20px; }
}