:root {
  color-scheme: dark;
  --bg: #0b0a0f;
  --bg-raised: #15131b;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f6f3ee;
  --muted: #b9b4c2;
  --faint: #8d8898;
  --blue: #0a84ff;
  --violet: #bf5af2;
  --pink: #ff375f;
  --amber: #ff9f0a;
  --green: #30d158;
  --spectrum: linear-gradient(90deg, var(--blue), var(--violet), var(--pink), var(--amber));
  --display: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
  --radius: 22px;
}

* { box-sizing: border-box; }
html { background: var(--bg); scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(60rem 40rem at 50% -8rem, rgba(191, 90, 242, 0.16), transparent 70%),
    radial-gradient(40rem 30rem at 15% 30rem, rgba(10, 132, 255, 0.10), transparent 70%),
    radial-gradient(40rem 30rem at 85% 34rem, rgba(255, 55, 95, 0.08), transparent 70%),
    var(--bg);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; border-radius: 6px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--display); text-wrap: balance; }
.mono { font-family: var(--mono); }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 16px; z-index: 20; padding: 8px 12px; background: var(--text); color: var(--bg); border-radius: 8px; }

/* Header */
.site-header { position: sticky; top: 12px; z-index: 10; padding: 0 16px; }
.nav {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 1040px; margin: 12px auto 0; padding: 8px 8px 8px 18px;
  border: 1px solid var(--line); border-radius: 999px;
  background: rgba(21, 19, 27, 0.72);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
}
.wordmark { display: inline-flex; align-items: center; gap: 8px; font-family: var(--display); font-size: 18px; font-weight: 700; letter-spacing: -0.01em; text-decoration: none; }
.wordmark svg { width: 22px; height: 22px; fill: none; stroke: var(--text); stroke-width: 2.4; stroke-linecap: round; }
.nav-links { display: flex; align-items: center; gap: 24px; color: var(--muted); font-size: 15px; }
.nav-links > a:not(.button) { text-decoration: none; }
.nav-links > a:not(.button):hover { color: var(--text); }

/* Buttons */
.button {
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 52px; padding: 0 26px;
  border-radius: 999px; background: var(--text); color: #121016;
  font-weight: 650; font-size: 16px; text-decoration: none;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.3), 0 10px 30px -8px rgba(191, 90, 242, 0.55);
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.button:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.4), 0 14px 36px -8px rgba(191, 90, 242, 0.75); }
.button-small { min-height: 38px; padding: 0 16px; font-size: 14px; box-shadow: none; }
.button-small:hover { box-shadow: none; }
.apple { width: 16px; height: 19px; fill: currentColor; margin-top: -3px; }
.text-link { color: var(--muted); font-weight: 600; text-underline-offset: 5px; text-decoration-color: var(--line-strong); }
.text-link:hover { color: var(--text); text-decoration-color: currentColor; }

/* Hero */
.hero { max-width: 900px; margin: 0 auto; padding: 96px 24px 56px; text-align: center; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 14px 6px 10px; border: 1px solid var(--line); border-radius: 999px;
  background: rgba(255, 255, 255, 0.03); color: var(--muted); font-size: 14px;
}
.badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); }
h1 { margin-top: 28px; font-size: clamp(52px, 9vw, 112px); font-weight: 800; line-height: 0.95; letter-spacing: -0.045em; }
.lede { max-width: 600px; margin: 28px auto 0; color: var(--muted); font-size: clamp(18px, 2.2vw, 21px); line-height: 1.5; }
.cta { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 16px 28px; margin-top: 40px; }
.fineprint { margin-top: 20px; color: var(--faint); font-size: 13px; }

/* Demo */
.demo { max-width: 1120px; margin: 0 auto; padding: 0 24px 40px; }
.demo-tabs { display: flex; justify-content: center; gap: 6px; margin-bottom: 18px; }
.demo-tabs button {
  padding: 8px 18px; border: 1px solid transparent; border-radius: 999px;
  background: none; color: var(--faint); font: inherit; font-size: 15px; font-weight: 600; cursor: pointer;
}
.demo-tabs button:hover { color: var(--text); }
.demo-tabs button[aria-selected="true"] { border-color: var(--line-strong); background: rgba(255, 255, 255, 0.06); color: var(--text); }

.stage {
  position: relative; padding: 1px; border-radius: 30px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.04) 40%, rgba(255, 255, 255, 0.1));
  box-shadow: 0 40px 120px -30px rgba(120, 60, 220, 0.45), 0 20px 60px -20px rgba(0, 0, 0, 0.8);
}
.desktop {
  position: relative; height: clamp(440px, 52vw, 600px); overflow: hidden; border-radius: 29px;
  background:
    radial-gradient(50% 70% at 12% 100%, rgba(255, 159, 10, 0.55), transparent 70%),
    radial-gradient(60% 80% at 88% 95%, rgba(255, 55, 95, 0.55), transparent 70%),
    radial-gradient(70% 80% at 50% 0%, rgba(10, 132, 255, 0.55), transparent 70%),
    radial-gradient(60% 70% at 70% 40%, rgba(191, 90, 242, 0.6), transparent 70%),
    #1a1030;
}
.desktop::after { /* grain */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0.18; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.window {
  position: absolute; left: 50%; top: 7%; z-index: 1;
  width: min(640px, 86%); transform: translateX(-50%);
  border-radius: 14px; background: #fbfbfd; color: #1d1d1f;
  box-shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.3), 0 30px 70px -10px rgba(0, 0, 0, 0.55);
  font-size: 15px; line-height: 1.5;
  transition: opacity 220ms ease, transform 220ms ease;
}
.window.swapping { opacity: 0; transform: translateX(-50%) translateY(8px); }
.titlebar { position: relative; display: flex; align-items: center; height: 40px; padding: 0 14px; border-bottom: 1px solid #e5e5ea; }
.lights { display: flex; gap: 8px; }
.lights i { width: 12px; height: 12px; border-radius: 50%; background: #ff5f57; }
.lights i:nth-child(2) { background: #febc2e; }
.lights i:nth-child(3) { background: #28c840; }
.window-title { position: absolute; left: 0; right: 0; text-align: center; color: #6e6e73; font-size: 13px; font-weight: 600; pointer-events: none; }
.window-head { padding: 0 18px; color: #6e6e73; font-size: 14px; }
.window-head .field { display: flex; gap: 8px; padding: 9px 0; border-bottom: 1px solid #ececf0; }
.window-head .field b { color: #1d1d1f; font-weight: 500; }
.window-head .bubble-in { margin: 16px 0 6px; max-width: 70%; padding: 8px 14px; border-radius: 18px; background: #e9e9eb; color: #1d1d1f; }
.window-head .who { margin-top: 14px; color: #8e8e93; font-size: 12px; text-align: center; }
.window-body { min-height: 170px; padding: 16px 18px 22px; white-space: pre-wrap; }
.window-body ol, .window-body ul { margin: 6px 0; padding-left: 22px; white-space: normal; }
.window-body .pasted { animation: paste 900ms ease-out; border-radius: 4px; }
.window-body .cursor { display: inline-block; width: 2px; height: 1.15em; margin-left: 1px; vertical-align: -0.2em; background: #0a84ff; animation: blink 1s steps(1) infinite; }
.window.messages .window-body { min-height: 0; margin: 10px 14px 14px; padding: 8px 14px; border: 1px solid #d8d8dd; border-radius: 18px; }
.window.notes .titlebar { background: #fbfbfd; }
.window.notes .window-head h4 { margin: 18px 0 0; color: #1d1d1f; font-size: 22px; font-family: var(--display); }

/* HUD */
.hud {
  position: absolute; left: 50%; bottom: 26px; z-index: 2;
  display: grid; justify-items: center; gap: 8px; width: min(380px, 88%);
  transform: translateX(-50%) translateY(14px) scale(0.96); opacity: 0;
  transition: opacity 180ms ease, transform 240ms cubic-bezier(0.2, 0.9, 0.3, 1.2);
  pointer-events: none;
}
.hud.visible { opacity: 1; transform: translateX(-50%); }
.hud-panel {
  display: flex; align-items: flex-end; gap: 12px; width: 100%;
  padding: 12px 16px; border-radius: 18px;
  background: rgba(28, 28, 30, 0.92); box-shadow: 0 0 0 0.5px rgba(255, 255, 255, 0.12), 0 12px 30px rgba(0, 0, 0, 0.35);
  transition: opacity 160ms ease;
}
.hud-panel.empty { opacity: 0; }
.hud-text {
  flex: 1; max-height: calc(3 * 1.4em); overflow: hidden;
  color: #f2f2f7; font-size: 15px; font-style: italic; line-height: 1.4;
  -webkit-mask-image: linear-gradient(transparent, #000 1.1em);
  mask-image: linear-gradient(transparent, #000 1.1em);
}
.caret { display: inline-block; width: 2px; height: 1.1em; margin-left: 2px; vertical-align: -0.2em; background: var(--blue); animation: blink 1s steps(1) infinite; }
.hud:not(.recording) .caret { display: none; }
.hud-time { color: #8e8e93; font-size: 12px; }
.hud-pill {
  position: relative; width: 290px; height: 64px; border-radius: 999px;
  background: rgba(28, 28, 30, 0.92); box-shadow: 0 0 0 0.5px rgba(255, 255, 255, 0.12), 0 12px 30px rgba(0, 0, 0, 0.35);
}
.hud-pill canvas { display: block; width: 100%; height: 100%; }
.hud-status { position: absolute; inset: 0; display: grid; place-items: center; color: #e5e5ea; font-size: 14px; font-weight: 600; opacity: 0; transition: opacity 160ms ease; }
.hud.status .hud-status { opacity: 1; }
.hud.status canvas { opacity: 0; }
.dots { display: inline-flex; gap: 6px; }
.dots i { width: 7px; height: 7px; border-radius: 50%; background: #e5e5ea; animation: dot 900ms ease-in-out infinite; }
.dots i:nth-child(2) { animation-delay: 150ms; }
.dots i:nth-child(3) { animation-delay: 300ms; }

/* Keycap */
.controls { display: flex; align-items: center; justify-content: center; gap: 28px; margin-top: 36px; }
.keycap {
  position: relative; flex: none; width: 116px; height: 100px; padding: 0;
  border: 0; border-radius: 18px; cursor: pointer; color: #d9d6e0;
  background: linear-gradient(180deg, #2c2a33, #1d1b22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), inset 0 -2px 0 rgba(0, 0, 0, 0.35), 0 7px 0 #0d0c11, 0 14px 30px rgba(0, 0, 0, 0.55);
  transition: transform 70ms ease, box-shadow 70ms ease;
  touch-action: none; user-select: none; -webkit-user-select: none;
}
.keycap.down {
  transform: translateY(6px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1), 0 1px 0 #0d0c11, 0 0 0 1px rgba(191, 90, 242, 0.6), -14px 6px 34px -6px rgba(10, 132, 255, 0.55), 14px 8px 34px -6px rgba(255, 55, 95, 0.55);
}
.keycap-glyph { position: absolute; top: 12px; right: 16px; font-size: 20px; }
.keycap-label { position: absolute; bottom: 12px; right: 16px; font-size: 15px; }
.demo-hint { max-width: 330px; color: var(--muted); font-size: 15px; }
.demo-hint strong { display: block; color: var(--text); font-family: var(--display); font-size: 19px; }
kbd { display: inline-block; padding: 1px 7px; border: 1px solid var(--line-strong); border-bottom-width: 2px; border-radius: 6px; font-family: var(--mono); font-size: 0.8em; }

/* Sections */
.section { max-width: 1120px; margin: 0 auto; padding: 120px 24px 0; }
.section-head { max-width: 680px; margin-bottom: 48px; }
.eyebrow { color: var(--faint); font-size: 13px; letter-spacing: 0.06em; }
h2 { margin-top: 14px; font-size: clamp(36px, 5vw, 60px); font-weight: 800; line-height: 1.02; letter-spacing: -0.035em; }
.section-lede { margin-top: 18px; color: var(--muted); font-size: 19px; }
h3 { font-size: 21px; font-weight: 700; letter-spacing: -0.015em; }

/* Privacy ledger */
.ledger { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.ledger li { display: grid; grid-template-columns: 220px 100px 1fr; align-items: baseline; gap: 24px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.ledger-item { font-family: var(--display); font-size: 21px; font-weight: 700; }
.ledger-state { justify-self: start; padding: 3px 11px; border-radius: 999px; font-family: var(--mono); font-size: 12px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.ledger-state.stays { background: rgba(48, 209, 88, 0.14); color: #5de07f; }
.ledger-state.none { background: rgba(255, 255, 255, 0.07); color: var(--muted); }
.ledger-state.once { background: rgba(255, 159, 10, 0.14); color: #ffb340; }
.ledger-note { color: var(--muted); }

/* Themes */
.theme-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.theme-card {
  display: grid; gap: 4px; padding: 14px 14px 16px; text-align: left;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg-raised); color: inherit; font: inherit; cursor: pointer;
  transition: border-color 160ms ease, transform 160ms ease;
}
.theme-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.theme-card[aria-checked="true"] { border-color: rgba(191, 90, 242, 0.7); box-shadow: 0 0 0 1px rgba(191, 90, 242, 0.5), 0 14px 40px -16px rgba(191, 90, 242, 0.6); }
.theme-card canvas { display: block; width: 100%; height: 64px; margin-bottom: 10px; border-radius: 999px; background: #1c1c1e; }
.theme-name { font-family: var(--display); font-size: 17px; font-weight: 700; }
.theme-note { color: var(--faint); font-size: 14px; }

/* Bento */
.bento { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.tile { display: flex; flex-direction: column; gap: 10px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-raised); }
.tile p { color: var(--muted); font-size: 16px; }
.tile > div:first-child:not(.tile-copy) { display: flex; align-items: center; min-height: 92px; margin-bottom: 8px; }
.tile-wide { grid-column: span 3; display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; align-items: center; }
.tile-copy { display: grid; gap: 10px; }
.tile-copy p { font-size: 17px; }
.rewrite { position: relative; padding: 22px; border-radius: 16px; background: #fbfbfd; color: #1d1d1f; font-size: 15px; }
.rewrite-before { padding: 2px 0; background: rgba(10, 132, 255, 0.18); animation: rewrite-out 7s ease infinite; }
.rewrite-cmd { margin: 12px 0; color: #8e5ad6; font-size: 13px; animation: rewrite-cmd 7s ease infinite; }
.rewrite-after { font-weight: 500; animation: rewrite-in 7s ease infinite; }
.chips { flex-wrap: wrap; gap: 8px; }
.chip { padding: 6px 12px; border: 1px solid var(--line-strong); border-radius: 999px; font-size: 14px; }
.fix { gap: 14px; font-family: var(--display); font-size: 30px; }
.fix s { color: var(--faint); text-decoration-color: var(--pink); text-decoration-thickness: 3px; }
.fix span { color: var(--faint); }
.fix b { background: var(--spectrum); -webkit-background-clip: text; background-clip: text; color: transparent; }
.snippet { gap: 14px; font-size: 14px; }
.snippet .mono { padding: 6px 10px; border-radius: 8px; background: rgba(255, 255, 255, 0.07); }
.snippet span:last-child { padding: 8px 12px; border-left: 2px solid var(--violet); color: var(--text); line-height: 1.35; }
.styles { flex-direction: column; align-items: stretch !important; gap: 8px; font-size: 14px; }
.styles span { display: grid; grid-template-columns: 74px 1fr; padding: 7px 12px; border-radius: 12px; background: rgba(255, 255, 255, 0.05); color: var(--text); }
.styles b { color: var(--faint); font-weight: 600; }
.clip { gap: 8px; }
.clip kbd { padding: 8px 12px; font-size: 18px; border-radius: 10px; }
.clip span { margin-left: 8px; color: #5de07f; font-family: var(--mono); font-size: 13px; }
.clip.cancel span { color: #ff8aa0; }

/* Engines */
.engine-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.engine { position: relative; overflow: hidden; padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-raised); }
.engine::after { content: ""; position: absolute; left: 32px; right: 32px; top: 0; height: 1px; background: var(--spectrum); opacity: 0.6; }
.engine h3 { margin-top: 10px; font-size: 26px; }
.engine p:last-child { margin-top: 10px; color: var(--muted); }
.engine-tag { color: var(--faint); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.engine-foot { max-width: 680px; margin-top: 28px; color: var(--muted); }

/* Closing */
.closing { max-width: 1120px; margin: 140px auto 0; padding: 0 24px; text-align: center; }
.closing h2 { margin: 0; font-size: clamp(40px, 6.5vw, 84px); }
.specs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; margin: 72px 0 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); text-align: left; }
.specs div { padding: 18px 20px; background: var(--bg); }
.specs dt { color: var(--faint); font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.specs dd { margin: 6px 0 0; font-size: 15px; }

.footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; max-width: 1120px; margin: 80px auto 0; padding: 28px 24px 40px; border-top: 1px solid var(--line); color: var(--faint); font-size: 14px; }
.footer nav { display: flex; gap: 24px; }
.footer a { text-decoration: none; }
.footer a:hover { color: var(--text); }

@keyframes blink { 50% { opacity: 0; } }
@keyframes dot { 0%, 100% { opacity: 0.3; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-3px); } }
@keyframes paste { from { background: rgba(10, 132, 255, 0.22); } to { background: transparent; } }
@keyframes rewrite-out { 0%, 40% { opacity: 1; } 50%, 92% { opacity: 0.25; text-decoration: line-through; } 100% { opacity: 1; } }
@keyframes rewrite-cmd { 0%, 20% { opacity: 0; } 30%, 92% { opacity: 1; } 100% { opacity: 0; } }
@keyframes rewrite-in { 0%, 48% { opacity: 0; transform: translateY(4px); } 56%, 92% { opacity: 1; transform: none; } 100% { opacity: 0; } }

@media (max-width: 900px) {
  .theme-grid { grid-template-columns: repeat(3, 1fr); }
  .bento { grid-template-columns: 1fr 1fr; }
  .tile-wide { grid-column: span 2; grid-template-columns: 1fr; gap: 24px; }
  .specs { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav-links > a:not(.button) { display: none; }
  .hero { padding-top: 64px; }
  .demo { padding-inline: 12px; }
  .desktop { height: 520px; }
  .window { top: 4%; width: 92%; font-size: 14px; }
  .controls { flex-direction: column; text-align: center; }
  .section { padding-top: 88px; }
  .ledger li { grid-template-columns: 1fr auto; gap: 8px 16px; }
  .ledger-note { grid-column: 1 / -1; }
  .theme-grid { grid-template-columns: 1fr 1fr; }
  .bento, .engine-grid { grid-template-columns: 1fr; }
  .tile-wide { grid-column: auto; }
  .specs { grid-template-columns: 1fr 1fr; }
}
@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; }
  .rewrite-before { opacity: 0.4; text-decoration: line-through; }
  .rewrite-cmd, .rewrite-after { opacity: 1; }
}