/* Enclave homepage — matte warm charcoal / paper light.
   Static, self-hosted, no external requests. The typography, spacing and
   live-window tour take their cues from editorial product pages; the palette
   and geometry stay Enclave's own (docs/brand, apps/frontend/src/app.css). */

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('assets/fonts/InterVariable-site.woff2') format('woff2');
}

/* ---------- Tokens ---------- */

:root {
  color-scheme: dark;
  --bg: #16130f;
  --bg-alt: #1a1611;
  --surface: #201c17;
  --panel: #1d1914;
  --well: #2a251f;
  --inset: #100e0b;
  --text: #ece7df;
  --text-2: #d8d1c6;
  --muted: #a39b90;
  --faint: #8e8678;
  --border: #2f2a23;
  --border-strong: #403931;
  --accent: #9386f6;
  --accent-hover: #a99dff;
  --on-accent: #17130e;
  --accent-soft: rgba(147, 134, 246, 0.14);
  --success: #6fb986;
  --warning: #d9a851;
  --sticky: #d8b45e;
  --sticky-ink: #332607;
  --shadow-color: rgba(0, 0, 0, 0.55);
  --glow: rgba(147, 134, 246, 0.1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, 'Liberation Mono', monospace;
  --r-sm: 7px;
  --r-md: 10px;
  --r-lg: 16px;
  --wrap: 1180px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme='dark']) {
    color-scheme: light;
    --bg: #f1ede5;
    --bg-alt: #eae4d9;
    --surface: #faf7f1;
    --panel: #f3eee5;
    --well: #e9e2d7;
    --inset: #e6e0d5;
    --text: #211d17;
    --text-2: #3a342c;
    --muted: #5d5549;
    --faint: #675f52;
    --border: #ddd6c9;
    --border-strong: #c8c0b0;
    --accent: #645aad;
    --accent-hover: #514790;
    --on-accent: #ffffff;
    --accent-soft: rgba(100, 90, 173, 0.1);
    --success: #397d53;
    --warning: #8e6c18;
    --sticky: #e9c86e;
    --sticky-ink: #3a2c08;
    --shadow-color: rgba(60, 50, 35, 0.22);
    --glow: rgba(100, 90, 173, 0.08);
  }
}

:root[data-theme='light'] {
  color-scheme: light;
  --bg: #f1ede5;
  --bg-alt: #eae4d9;
  --surface: #faf7f1;
  --panel: #f3eee5;
  --well: #e9e2d7;
  --inset: #e6e0d5;
  --text: #211d17;
  --text-2: #3a342c;
  --muted: #5d5549;
  --faint: #675f52;
  --border: #ddd6c9;
  --border-strong: #c8c0b0;
  --accent: #645aad;
  --accent-hover: #514790;
  --on-accent: #ffffff;
  --accent-soft: rgba(100, 90, 173, 0.1);
  --success: #397d53;
  --warning: #8e6c18;
  --sticky: #e9c86e;
  --sticky-ink: #3a2c08;
  --shadow-color: rgba(60, 50, 35, 0.22);
  --glow: rgba(100, 90, 173, 0.08);
}

:root[data-theme='dark'] {
  color-scheme: dark;
  --bg: #16130f;
  --bg-alt: #1a1611;
  --surface: #201c17;
  --panel: #1d1914;
  --well: #2a251f;
  --inset: #100e0b;
  --text: #ece7df;
  --text-2: #d8d1c6;
  --muted: #a39b90;
  --faint: #8e8678;
  --border: #2f2a23;
  --border-strong: #403931;
  --accent: #9386f6;
  --accent-hover: #a99dff;
  --on-accent: #17130e;
  --accent-soft: rgba(147, 134, 246, 0.14);
  --success: #6fb986;
  --warning: #d9a851;
  --sticky: #d8b45e;
  --sticky-ink: #332607;
  --shadow-color: rgba(0, 0, 0, 0.55);
  --glow: rgba(147, 134, 246, 0.1);
}

/* ---------- Base ---------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: clip;
  background-color: var(--bg);
  background-image: radial-gradient(1100px 560px at 50% -14%, var(--glow), transparent 70%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

img,
svg,
picture {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-weight: 640;
  letter-spacing: -0.03em;
  line-height: 1.1;
  text-wrap: balance;
}

h1 {
  letter-spacing: -0.05em;
  line-height: 1;
}

p {
  text-wrap: pretty;
}

code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  color: var(--text);
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.06em 0.32em;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 5px;
}

section[id] {
  scroll-margin-top: 84px;
}

.wrap {
  width: min(var(--wrap), calc(100% - 40px));
  margin-inline: auto;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 20px;
  height: 20px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-fill {
  fill: currentColor;
  stroke: none;
}

kbd {
  display: inline-block;
  min-width: 1.6em;
  padding: 1px 5px;
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--panel);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68em;
  line-height: 1.45;
  text-align: center;
  vertical-align: 0.08em;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 0.15s ease;
}

.skip-link:focus {
  transform: none;
}

.label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}

.hl {
  color: var(--muted);
}

.accent {
  color: var(--accent);
}

.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(1rem, 0.94rem + 0.32vw, 1.16rem);
  line-height: 1.62;
}

.live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  flex: none;
  animation: pulse 2.8s var(--ease) infinite;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 3px var(--accent-soft);
  }
  50% {
    box-shadow: 0 0 0 6px transparent;
  }
}

/* ---------- Buttons, chips, links ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 42px;
  padding: 0.72rem 1.05rem;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.btn .icon {
  width: 17px;
  height: 17px;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}

.btn-secondary:hover {
  background: var(--well);
  border-color: var(--border-strong);
}

.btn-small {
  min-height: 36px;
  padding: 0.5rem 0.78rem;
  font-size: 0.82rem;
}

.btn-large {
  min-height: 48px;
  padding: 0.85rem 1.3rem;
  font-size: 0.98rem;
}

.btn:active {
  transform: translateY(1px);
}

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  text-decoration: none;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.icon-btn:hover {
  color: var(--text);
  background: var(--well);
  border-color: var(--border-strong);
}

.palette-trigger {
  display: none;
}

.has-js .palette-trigger {
  display: inline-grid;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.text-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.text-link .icon {
  width: 15px;
  height: 15px;
}

.nav-github {
  display: none;
}

@media (max-width: 960px) {
  .nav-github {
    display: block;
  }
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
  line-height: 1.2;
  white-space: nowrap;
}

.chip .icon {
  width: 13px;
  height: 13px;
  color: var(--accent);
}

.chip-quiet {
  background: transparent;
  color: var(--faint);
}

/* ---------- Header ---------- */

.site-head {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid transparent;
  background: var(--bg);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-head.is-stuck {
  border-color: var(--border);
  box-shadow: 0 14px 30px -28px var(--shadow-color);
}

.head-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
  text-decoration: none;
  border-radius: 4px;
}

.logo {
  display: block;
  width: 174px;
  height: 24px;
}

.logo-light,
.foot-mark .logo-light {
  display: none;
}

:root[data-theme='light'] .logo-dark,
:root[data-theme='light'] .foot-mark .logo-dark {
  display: none;
}

:root[data-theme='light'] .logo-light,
:root[data-theme='light'] .foot-mark .logo-light {
  display: block;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .logo-dark,
  :root:not([data-theme]) .foot-mark .logo-dark {
    display: none;
  }

  :root:not([data-theme]) .logo-light,
  :root:not([data-theme]) .foot-mark .logo-light {
    display: block;
  }
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-inline: auto;
}

.site-nav a {
  padding: 0.4rem 0.6rem;
  border-radius: var(--r-sm);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: background 0.16s ease, color 0.16s ease;
}

.site-nav a:hover,
.site-nav a.is-current {
  background: var(--well);
  color: var(--text);
}

.head-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: none;
}

.theme-toggle .icon-moon {
  display: none;
}

:root[data-theme='light'] .theme-toggle .icon-sun {
  display: none;
}

:root[data-theme='light'] .theme-toggle .icon-moon {
  display: block;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .theme-toggle .icon-sun {
    display: none;
  }

  :root:not([data-theme]) .theme-toggle .icon-moon {
    display: block;
  }
}

.menu-btn {
  display: none;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(3.2rem, 7vw, 6rem) clamp(2.5rem, 5vw, 4rem);
}

.hero-copy {
  display: grid;
  justify-items: start;
  gap: 1.25rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.18s ease, color 0.18s ease;
}

.hero-chip:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.hero-chip .icon {
  width: 13px;
  height: 13px;
  color: var(--accent);
}

.hero h1 {
  font-size: clamp(3rem, 1.2rem + 7.2vw, 5.9rem);
  font-weight: 640;
  line-height: 0.98;
}

.hero .lead {
  max-width: 47ch;
  margin-top: 0.2rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.4rem;
}

.hero-note {
  color: var(--faint);
  font-size: 0.8rem;
}

.hero-kbd-hint {
  display: none;
  align-items: center;
  gap: 0.3rem;
  margin-left: 0.65rem;
  padding-left: 0.65rem;
  border-left: 1px solid var(--border);
}

.has-js .hero-kbd-hint {
  display: inline-flex;
}

.rise {
  animation: rise 0.6s var(--ease) both;
}

.hero-copy > :nth-child(1) {
  animation-delay: 0.03s;
}

.hero-copy > :nth-child(2) {
  animation-delay: 0.08s;
}

.hero-copy > :nth-child(3) {
  animation-delay: 0.13s;
}

.hero-copy > :nth-child(4) {
  animation-delay: 0.18s;
}

.hero-copy > :nth-child(5) {
  animation-delay: 0.23s;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}

/* ---------- Tour layout ---------- */

.hero-live {
  --views: 5;
  display: grid;
  gap: 16px;
  min-width: 0;
}

.hero-live > * {
  min-width: 0;
}

/* Tabs: a compact row above the window when the page does not scroll the
   tour, and a vertical step rail beside a pinned window when it does. */

.tour-tabs {
  position: relative;
  justify-self: start;
  display: flex;
  align-items: center;
  gap: 2px;
  max-width: 100%;
  padding: 4px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--panel);
  background: color-mix(in srgb, var(--panel) 85%, transparent);
  scrollbar-width: none;
}

.tour-tabs::-webkit-scrollbar {
  display: none;
}

.tour-tab {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 0.5rem;
  height: 38px;
  padding: 0 0.85rem;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  background: none;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, border-color 0.16s ease;
}

.tour-tab .icon {
  width: 16px;
  height: 16px;
  color: var(--faint);
}

.tour-tab:hover {
  background: var(--well);
  color: var(--text);
}

.tour-tab[aria-selected='true'] {
  border-color: var(--border-strong);
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 2px var(--shadow-color);
}

.tour-tab[aria-selected='true'] .icon {
  color: var(--accent);
}

.tab-icon {
  display: inline-grid;
  place-items: center;
}

.tab-copy {
  display: none;
}

.tab-rule {
  display: none;
}

/* The window. */

.tour-pin {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.app-window {
  --stage: clamp(480px, 60svh, 600px);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  background: var(--surface);
  box-shadow: 0 28px 80px -52px var(--shadow-color);
}

.window-bar {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 0.75rem;
  height: 40px;
  padding: 0 0.8rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.window-dots {
  display: flex;
  gap: 5px;
}

.window-dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border-strong);
}

.window-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.window-brand img {
  width: 16px;
  height: 16px;
  border-radius: 4px;
}

.window-title {
  overflow: hidden;
  color: var(--faint);
  font-size: 0.76rem;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.window-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--faint);
  font-size: 0.68rem;
  white-space: nowrap;
}

.window-chip .icon {
  width: 12px;
  height: 12px;
  color: var(--success);
}

.window-chip.is-local {
  color: var(--accent);
}

.window-chip.is-local .icon {
  color: var(--accent);
}

.window-chip.is-synced {
  color: var(--success);
}

.app-stage {
  position: relative;
  display: grid;
  height: var(--stage);
  min-height: 0;
  background: var(--surface);
}

.app-panel {
  display: flex;
  flex-direction: column;
  grid-area: 1 / 1;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.22s var(--ease), visibility 0s linear 0.22s;
}

.app-panel.is-active {
  visibility: visible;
  opacity: 1;
  transition: opacity 0.22s var(--ease);
}

.view-head {
  display: grid;
  gap: 0.3rem;
  padding: 16px clamp(18px, 2.4vw, 28px) 14px;
  border-bottom: 1px solid var(--border);
}

.view-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 1.05rem;
  font-weight: 640;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.view-icon {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
}

.view-icon .icon {
  width: 15px;
  height: 15px;
}

.view-head p {
  max-width: 62ch;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.demo {
  position: relative;
  flex: 1;
  min-height: 0;
}

.hero-fine {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  color: var(--faint);
  font-size: 0.75rem;
}

.tour-try {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  min-height: 34px;
  padding: 3px 4px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  scrollbar-width: none;
}

.tour-try::-webkit-scrollbar {
  display: none;
}

.tour-try-label {
  flex: none;
  padding-inline: 0.35rem;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tour-try button {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 0.3rem;
  height: 28px;
  padding: 0 0.5rem;
  border: 1px solid transparent;
  border-radius: 5px;
  background: none;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.tour-try button .icon {
  width: 12px;
  height: 12px;
  color: var(--faint);
}

.tour-try button:hover {
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
}

.tour-try button:hover .icon {
  color: var(--accent);
}

.tour-meta {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-left: auto;
}

.tour-play {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  height: 28px;
  padding: 0 0.55rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.tour-play .icon {
  width: 12px;
  height: 12px;
}

.tour-play:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.tour-play.is-playing {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.tour-play:disabled {
  opacity: 0.45;
  cursor: default;
}

.tour-counter {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.fine-keys {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.tour-nav {
  display: flex;
  gap: 4px;
}

.tour-nav .icon-btn {
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.tour-nav .icon-btn:disabled {
  opacity: 0.3;
  cursor: default;
}

.tour-nav .icon-btn:disabled:hover {
  background: transparent;
  color: var(--muted);
  border-color: var(--border);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  z-index: 90;
  max-width: calc(100vw - 32px);
  padding: 0.55rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-2);
  box-shadow: 0 18px 45px -24px var(--shadow-color);
  font-size: 0.78rem;
  opacity: 0;
  pointer-events: none;
  translate: -50% 8px;
  transition: opacity 0.18s ease, translate 0.18s ease;
}

.toast.is-visible {
  opacity: 1;
  translate: -50% 0;
}

.fine-live {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.fine-live .live-dot {
  width: 5px;
  height: 5px;
}

.fine-scroll {
  display: none;
}

.noscript-note {
  margin-top: 0.5rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--muted);
  font-size: 0.8rem;
}

/* ---------- The scroll tour ---------- */

@media (min-width: 1100px) and (min-height: 700px) {
  .hero[data-scroll] .hero-live {
    --step: 52svh;
    --track-h: calc(100svh + (var(--views) - 1) * var(--step));
    height: var(--track-h);
    grid-template-columns: minmax(260px, 300px) minmax(0, 1fr);
    column-gap: clamp(36px, 4.5vw, 72px);
    align-items: start;
  }

  .hero[data-scroll] .tour-tabs {
    justify-self: stretch;
    position: sticky;
    top: 92px;
    display: grid;
    align-self: start;
    gap: 1.7rem;
    padding: 0;
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: none;
  }

  .hero[data-scroll] .tour-tabs::before,
  .hero[data-scroll] .tour-tabs::after {
    content: '';
    position: absolute;
    left: 17px;
    top: 17px;
    bottom: 17px;
    width: 1px;
    pointer-events: none;
  }

  .hero[data-scroll] .tour-tabs::before {
    background: var(--border);
  }

  .hero[data-scroll] .tour-tabs::after {
    background: var(--accent);
    transform: scaleY(var(--at, 0));
    transform-origin: top;
    transition: transform 0.2s linear;
  }

  .hero[data-scroll] .tour-tab {
    position: relative;
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    align-items: start;
    align-self: start;
    column-gap: 1.15rem;
    height: auto;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
    box-shadow: none;
    color: var(--faint);
    text-align: left;
    white-space: normal;
  }

  .hero[data-scroll] .tour-tab:hover {
    background: none;
  }

  .hero[data-scroll] .tour-tab .tab-icon {
    position: relative;
    z-index: 1;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-strong);
    border-radius: 9px;
    background: var(--bg);
    color: var(--faint);
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  }

  .hero[data-scroll] .tour-tab .tab-icon .icon {
    width: 16px;
    height: 16px;
  }

  .hero[data-scroll] .tour-tab[aria-selected='true'] .tab-icon {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent);
  }

  .hero[data-scroll] .tab-label {
    display: none;
  }

  .hero[data-scroll] .tab-copy {
    display: grid;
    gap: 0.3rem;
    padding-top: 0.1rem;
  }

  .hero[data-scroll] .tab-title {
    color: var(--faint);
    font-size: clamp(1.15rem, 1.5vw, 1.45rem);
    font-weight: 640;
    letter-spacing: -0.03em;
    line-height: 1.15;
    transition: color 0.25s ease;
  }

  .hero[data-scroll] .tab-text {
    color: var(--faint);
    font-size: 0.84rem;
    line-height: 1.55;
    transition: color 0.25s ease;
  }

  .hero[data-scroll] .tour-tab:hover .tab-title,
  .hero[data-scroll] .tour-tab:hover .tab-text {
    color: var(--text-2);
  }

  .hero[data-scroll] .tour-tab[aria-selected='true'] .tab-title {
    color: var(--text);
  }

  .hero[data-scroll] .tour-tab[aria-selected='true'] .tab-text {
    color: var(--muted);
  }

  .hero[data-scroll] .tour-pin {
    position: sticky;
    top: 92px;
    align-self: start;
  }

  .hero[data-scroll] .app-window {
    --stage: clamp(420px, 50svh, 490px);
  }

  .hero[data-scroll] .view-head {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
  }

  .hero[data-scroll] .view-icon {
    display: none;
  }

  .hero[data-scroll] .fine-scroll {
    display: inline;
  }

  .hero[data-scroll] .hero-fine {
    justify-content: space-between;
  }

  .hero[data-scroll] .ed-doc {
    padding: 14px 20px;
  }

  .hero[data-scroll] .ed-title {
    font-size: 1.3rem;
  }

  .hero[data-scroll] .ed-side {
    padding: 14px;
  }

  .hero[data-scroll] .ed-side-note {
    display: none;
  }

  .hero[data-scroll] .sync-demo,
  .hero[data-scroll] .ai-demo {
    padding: 14px 18px;
  }

  .hero[data-scroll] .graph-demo {
    padding: 12px;
  }
}

/* ---------- Editor demo ---------- */

.editor-demo {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.ed-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 38px;
  padding: 0 clamp(14px, 2vw, 22px);
  border-bottom: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.74rem;
}

.ed-crumb {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.ed-crumb .icon {
  width: 13px;
  height: 13px;
}

.ed-crumb span {
  color: var(--border-strong);
}

.ed-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  color: var(--muted);
}

.ed-status i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--success);
  transition: background 0.2s ease;
}

.ed-status.is-saving i {
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.ed-modes {
  display: flex;
  gap: 2px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
}

.ed-mode {
  min-height: 24px;
  padding: 0.22rem 0.5rem;
  border: 0;
  border-radius: 4px;
  background: none;
  color: var(--faint);
  font-size: 0.62rem;
  font-weight: 500;
  cursor: pointer;
}

.ed-mode:hover {
  color: var(--text-2);
}

.ed-mode[aria-pressed='true'] {
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 1px 2px var(--shadow-color);
}

.ed-title {
  cursor: text;
  border-radius: 3px;
}

.ed-title:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.ed-form-wrap {
  position: relative;
}

.ed-submit[aria-expanded='true'] {
  border-color: var(--accent);
  color: var(--accent);
}

.ed-menu {
  position: absolute;
  right: 0;
  bottom: calc(100% + 6px);
  z-index: 5;
  display: grid;
  width: 168px;
  padding: 4px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 18px 40px -28px var(--shadow-color);
}

.ed-menu[hidden] {
  display: none;
}

.ed-menu button {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.5rem;
  border: 0;
  border-radius: 5px;
  background: none;
  color: var(--muted);
  font-size: 0.74rem;
  text-align: left;
  cursor: pointer;
}

.ed-menu button:hover {
  background: var(--accent-soft);
  color: var(--text);
}

.ed-menu button .icon {
  width: 13px;
  height: 13px;
  color: var(--faint);
}

.ed-inline-callout {
  padding: 0.5rem 0.6rem;
  border-left: 2px solid var(--accent);
  border-radius: 0 5px 5px 0;
  background: var(--accent-soft);
  color: var(--text-2);
}

.ed-inline-heading {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 650;
}

.ed-divider {
  width: 100%;
  margin: 0.4rem 0;
  border: 0;
  border-top: 1px solid var(--border);
}

.ed-markdown {
  display: none;
  flex-direction: column;
  min-height: 100%;
}

.editor-demo.is-markdown .ed-page {
  display: none;
}

.editor-demo.is-markdown .ed-markdown {
  display: flex;
}

.ed-md-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.6rem;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ed-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.22rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted);
  font-family: inherit;
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.ed-copy:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.ed-copy .icon {
  width: 11px;
  height: 11px;
}

.ed-markdown pre {
  flex: 1;
  margin: 0;
  padding: 0 0 0.8rem;
  overflow: auto;
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.7;
  white-space: pre-wrap;
}


.ed-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 205px;
  min-height: 0;
  flex: 1;
}

.ed-doc {
  padding: 20px 24px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.ed-title {
  font-size: 1.55rem;
  font-weight: 680;
  letter-spacing: -0.04em;
}

.ed-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.55rem;
}

.tag {
  padding: 0.14rem 0.43rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.02em;
}

.tag-add {
  color: var(--faint);
}

.ed-callout {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--text-2);
  font-size: 0.8rem;
  line-height: 1.5;
}

.ed-callout-icon {
  color: var(--accent);
}

.ed-callout strong {
  color: var(--text);
  font-weight: 600;
}

.ed-kicker {
  margin-top: 1rem;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.ed-tasks {
  display: grid;
  gap: 0.15rem;
  margin: 0.35rem 0 0;
  padding: 0;
  list-style: none;
}

.ed-tasks li {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-2);
  font-size: 0.83rem;
  line-height: 1.5;
}

.ed-check {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  flex: none;
  padding: 0;
  border: 1.5px solid var(--border-strong);
  border-radius: 5px;
  background: transparent;
  color: transparent;
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.ed-check .icon {
  width: 12px;
  height: 12px;
  stroke-width: 3;
}

.ed-check:hover {
  border-color: var(--accent);
}

.ed-check[aria-pressed='true'] {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--on-accent);
}

.ed-tasks li:has(.ed-check[aria-pressed='true']) span {
  color: var(--faint);
  text-decoration: line-through;
}

.ed-lines {
  display: grid;
  gap: 0.25rem;
  margin-top: 0.7rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.55;
}

.ed-lines p {
  animation: line-in 0.3s var(--ease);
}

@keyframes line-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}

.ed-form {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.75rem;
}

.ed-input,
.ai-input {
  min-width: 0;
  flex: 1;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--inset);
  color: var(--text);
  font-size: 0.78rem;
  outline: none;
}

.ed-input::placeholder,
.ai-input::placeholder {
  color: var(--faint);
}

.ed-input:focus,
.ai-input:focus {
  border-color: var(--accent);
}

.ed-submit {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: none;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}

.ed-submit:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.ed-submit .icon {
  width: 14px;
  height: 14px;
}

.ed-side {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 18px;
  border-left: 1px solid var(--border);
  background: var(--panel);
  overflow-y: auto;
}

.ed-side-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ed-side-label span {
  color: var(--muted);
}

.ed-backlinks {
  display: grid;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.4;
}

.ed-backlinks li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.ed-backlinks .icon {
  width: 13px;
  height: 13px;
  color: var(--faint);
}

.ed-lock {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.ed-lock-icon {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: 6px;
  background: var(--accent-soft);
  color: var(--accent);
}

.ed-lock-icon .icon {
  width: 14px;
  height: 14px;
}

.ed-lock strong,
.ed-lock span {
  display: block;
}

.ed-lock strong {
  color: var(--text-2);
  font-size: 0.72rem;
  font-weight: 600;
}

.ed-lock span {
  color: var(--faint);
  font-size: 0.64rem;
}

.ed-side-note {
  color: var(--faint);
  font-size: 0.68rem;
  line-height: 1.5;
}

/* ---------- Sync demo ---------- */

.sync-demo {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 18px 22px;
  overflow-y: auto;
}

.sync-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.sync-flow {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(0, 1fr) 94px minmax(0, 1fr);
  align-items: stretch;
  align-content: center;
  gap: 0.5rem;
}

.device {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 190px;
  padding: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--panel);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.device.is-flash {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.device header {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
}

.device-icon {
  display: inline-grid;
  place-items: center;
  color: var(--accent);
}

.device-icon .icon {
  width: 15px;
  height: 15px;
}

.device-dot {
  width: 5px;
  height: 5px;
  margin-left: auto;
  border-radius: 50%;
  background: var(--success);
}

.device-note {
  flex: 1;
  padding-top: 0.65rem;
}

.device-note ul {
  display: grid;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.8rem;
}

.device-foot {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.7rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.device-foot .icon {
  width: 11px;
  height: 11px;
  color: var(--success);
}

.sync-add {
  display: flex;
  gap: 4px;
  margin-top: 0.55rem;
}

.sync-input {
  min-width: 0;
  flex: 1;
  padding: 0.3rem 0.42rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  outline: none;
  background: var(--inset);
  color: var(--text);
  font-size: 0.68rem;
}

.sync-input::placeholder {
  color: var(--faint);
}

.sync-input:focus {
  border-color: var(--accent);
}

.sync-input:disabled {
  opacity: 0.5;
}

.sync-send {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  flex: none;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}

.sync-send:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.sync-send:disabled {
  opacity: 0.45;
  cursor: default;
}

.sync-send .icon {
  width: 13px;
  height: 13px;
}

.device-note-title {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text-2);
  font-size: 0.78rem;
  font-weight: 600;
}

.device-note ul {
  display: grid;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.74rem;
}

.device-note li {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.device-note li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border-strong);
}

.device-note li.is-new {
  color: var(--text);
  animation: item-in 0.35s var(--ease);
}

.device-note li.is-new::before {
  background: var(--accent);
}

@keyframes item-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}

.sync-wire {
  position: relative;
  height: 54px;
}

.sync-wire-line {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  border-top: 1px dashed var(--border-strong);
}

.sync-wire-label {
  position: absolute;
  left: 50%;
  bottom: 4px;
  translate: -50% 0;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sync-packet {
  position: absolute;
  top: 50%;
  left: 100%;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  background: var(--surface);
  color: var(--accent);
  opacity: 0;
  translate: -50% -50%;
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.sync-packet .icon {
  width: 11px;
  height: 11px;
}

.sync-flow.is-sending .sync-packet {
  animation: packet 1.15s var(--ease) forwards;
}

@keyframes packet {
  0% {
    left: 100%;
    opacity: 0;
  }
  12% {
    opacity: 1;
  }
  88% {
    opacity: 1;
  }
  100% {
    left: 0;
    opacity: 0;
  }
}

.sync-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: auto;
}

.sync-status {
  flex: 1;
  min-width: 180px;
  color: var(--faint);
  font-size: 0.72rem;
  line-height: 1.45;
}

/* ---------- Whiteboard demo ---------- */

.board-demo {
  display: flex;
  flex-direction: column;
}

.board-toolbar {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  min-height: 40px;
  padding: 0 0.7rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.board-tool {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 6px;
  background: none;
  color: var(--muted);
  cursor: default;
}

button.board-tool {
  cursor: pointer;
}

button.board-tool:hover {
  border-color: var(--border-strong);
  color: var(--text);
}

.board-tool.is-active {
  border-color: var(--border-strong);
  background: var(--surface);
  color: var(--accent);
}

.board-tool .icon {
  width: 14px;
  height: 14px;
}

.board-hint {
  margin-left: auto;
  color: var(--faint);
  font-size: 0.68rem;
}

.board-canvas {
  position: relative;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  background-color: var(--inset);
  background-image: radial-gradient(var(--border-strong) 0.7px, transparent 0.7px);
  background-size: 20px 20px;
  touch-action: none;
}

.board-links {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.board-links path {
  fill: none;
  stroke: var(--border-strong);
  stroke-width: 1.2;
  stroke-dasharray: 5 5;
}

.board-frame-label {
  position: absolute;
  top: 9%;
  left: 7%;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.board-sticky {
  position: absolute;
  top: 20%;
  left: 12%;
  z-index: 2;
  display: grid;
  gap: 0.2rem;
  width: min(190px, 42%);
  padding: 0.8rem;
  border-radius: 4px;
  background: var(--sticky);
  color: var(--sticky-ink);
  box-shadow: 0 10px 24px -14px var(--shadow-color);
  font-size: 0.76rem;
  line-height: 1.35;
  cursor: grab;
  touch-action: none;
  rotate: -1.5deg;
  transition: box-shadow 0.2s ease;
}

.board-sticky:active,
.board-sticky.is-dragging {
  cursor: grabbing;
  box-shadow: 0 16px 30px -14px var(--shadow-color);
}

.board-sticky strong {
  font-size: 0.78rem;
  font-weight: 680;
}

.board-sticky span {
  opacity: 0.8;
}

.sticky-remove {
  position: absolute;
  top: 3px;
  right: 3px;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid rgba(51, 38, 7, 0.22);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.4);
  color: var(--sticky-ink);
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.15s ease, background 0.15s ease;
}

.sticky-remove:hover {
  background: rgba(255, 255, 255, 0.7);
}

.sticky-remove .icon {
  width: 11px;
  height: 11px;
}

.board-sticky:hover .sticky-remove,
.board-sticky:focus-within .sticky-remove {
  opacity: 1;
}

@media (hover: none) {
  .sticky-remove {
    opacity: 1;
  }
}

.board-sticky small {
  justify-self: start;
  margin-top: 0.3rem;
  padding: 0.1rem 0.3rem;
  border: 1px solid rgba(51, 38, 7, 0.25);
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.65;
}

.board-code {
  position: absolute;
  top: 14%;
  right: 9%;
  display: grid;
  gap: 0.3rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--surface);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  line-height: 1.3;
}

.board-note {
  position: absolute;
  top: 55%;
  left: 66%;
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 1rem;
  font-weight: 700;
}

.board-label {
  position: absolute;
  right: 12%;
  bottom: 10%;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
}

/* ---------- Graph demo ---------- */

.graph-demo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 215px;
  min-height: 0;
  padding: 14px;
}

.graph-map {
  position: relative;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 9px;
  background-color: var(--inset);
  background-image: radial-gradient(var(--border) 0.7px, transparent 0.7px);
  background-size: 22px 22px;
}

.graph-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.graph-lines line {
  stroke: var(--border-strong);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
  transition: stroke 0.2s ease, opacity 0.2s ease;
}

.graph-map.is-focused .graph-lines line {
  opacity: 0.25;
}

.graph-map.is-focused .graph-lines line.is-lit {
  opacity: 1;
  stroke: var(--accent);
}

.graph-node {
  position: absolute;
  z-index: 1;
  translate: -50% -50%;
  max-width: 130px;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 550;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}

.graph-node:hover,
.graph-node:focus-visible,
.graph-node.is-active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.graph-node.is-active {
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.graph-canvas {
  position: absolute;
  inset: 0;
  transform-origin: center;
  cursor: grab;
}

.graph-map.is-panning .graph-canvas {
  cursor: grabbing;
}

.graph-controls {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  display: flex;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  box-shadow: 0 8px 20px -16px var(--shadow-color);
}

.graph-controls button {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 4px;
  background: none;
  color: var(--muted);
  cursor: pointer;
}

.graph-controls button:hover {
  border-color: var(--border);
  background: var(--accent-soft);
  color: var(--accent);
}

.graph-controls .icon {
  width: 13px;
  height: 13px;
}

.graph-node {
  transition: border-color 0.16s ease, color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease, opacity 0.16s ease;
}

.graph-node.is-dim {
  opacity: 0.3;
}

.graph-node.is-dim:hover,
.graph-node.is-dim:focus-visible {
  opacity: 1;
}

.gn-design {
  left: 50%;
  top: 19%;
}

.gn-meeting {
  left: 23%;
  top: 31%;
}

.gn-sync {
  left: 77%;
  top: 31%;
}

.gn-roadmap {
  left: 50%;
  top: 53%;
}

.gn-editor {
  left: 23%;
  top: 79%;
}

.gn-board {
  left: 77%;
  top: 79%;
}

.graph-detail {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 0.2rem 0 0.2rem 1rem;
  border-left: 1px solid var(--border);
  overflow: hidden;
}

.graph-detail h3 {
  font-size: 1rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.graph-meta {
  color: var(--faint);
  font-size: 0.68rem;
}

.graph-links {
  display: grid;
  gap: 0.3rem;
  margin: 0.35rem 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.72rem;
}

.graph-links li {
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
}

.graph-key {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: auto;
  color: var(--faint);
  font-size: 0.62rem;
  line-height: 1.4;
}

.graph-key i {
  width: 5px;
  height: 5px;
  flex: none;
  border-radius: 50%;
  background: var(--accent);
}

/* ---------- AI demo ---------- */

.ai-demo {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 16px 20px;
  min-height: 0;
}

.ai-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.ai-chat {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.55rem;
  min-height: 0;
  padding: 0.8rem;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--inset);
}

.ai-msg {
  max-width: 88%;
  padding: 0.5rem 0.7rem;
  border-radius: 9px;
  font-size: 0.76rem;
  line-height: 1.5;
  animation: msg-in 0.25s var(--ease);
}

.ai-user {
  align-self: flex-end;
  background: var(--accent);
  color: var(--on-accent);
  border-bottom-right-radius: 3px;
}

.ai-bot {
  align-self: flex-start;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  border-bottom-left-radius: 3px;
}

.ai-bot b {
  color: var(--text);
}

.chip-context {
  color: var(--text-2);
}

.chip-context .icon {
  color: var(--accent);
}

.ai-cites {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.3rem;
  align-self: flex-start;
  max-width: 88%;
  padding-left: 0.15rem;
}

.ai-cites > span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ai-cites button {
  min-height: 24px;
  padding: 0.22rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--accent);
  font-size: 0.63rem;
  cursor: pointer;
}

.ai-cites button:hover {
  border-color: var(--accent);
  color: var(--text);
}

.ai-bot.is-typing::after {
  content: '';
  display: inline-block;
  width: 1px;
  height: 0.9em;
  margin-left: 2px;
  background: var(--accent);
  vertical-align: -0.1em;
  animation: caret 0.8s steps(2) infinite;
}

@keyframes caret {
  50% {
    opacity: 0;
  }
}

@keyframes msg-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
}

.ai-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.ai-suggestions button {
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.68rem;
  cursor: pointer;
  transition: border-color 0.16s ease, color 0.16s ease;
}

.ai-suggestions button:hover {
  border-color: var(--accent);
  color: var(--text);
}

.ai-form {
  display: flex;
  gap: 0.4rem;
}

.ai-note {
  color: var(--faint);
  font-size: 0.62rem;
  line-height: 1.4;
}

/* ---------- Facts ---------- */

.facts {
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

.facts-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-block: 1px solid var(--border);
  list-style: none;
}

.fact {
  padding: 1.6rem 1.5rem 1.8rem;
  border-left: 1px solid var(--border);
}

.fact:first-child {
  padding-left: 0;
  border-left: 0;
}

.fact-num {
  margin-bottom: 0.6rem;
  font-size: clamp(2.8rem, 5vw, 4.6rem);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 0.95;
}

.fact p:not(.fact-num) {
  max-width: 18em;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

/* ---------- Sections ---------- */

.section {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.section-alt {
  background: var(--bg-alt);
  border-block: 1px solid var(--border);
}

.section-head {
  max-width: 760px;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-head h2,
.android-copy h2,
.security-head h2,
.download-head h2 {
  margin-top: 0.8rem;
  font-size: clamp(2rem, 1.3rem + 2.9vw, 3.5rem);
  letter-spacing: -0.04em;
}

.section-head .lead {
  margin-top: 1rem;
}

[data-reveal] {
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

html.js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
}

html.js [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* ---------- Features ---------- */

.bento {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px;
}

.tile {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  overflow: hidden;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.tile:hover {
  border-color: var(--border-strong);
  box-shadow: 0 20px 45px -42px var(--shadow-color);
}

.tile h3 {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 1.08rem;
  font-weight: 640;
  letter-spacing: -0.025em;
}

.tile h3 .icon {
  width: 17px;
  height: 17px;
  color: var(--accent);
}

.tile p:not(.label) {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.tile-local {
  grid-column: span 7;
}

.tile-vault {
  grid-column: span 5;
}

.tile-sync,
.tile-editor,
.tile-board {
  grid-column: span 4;
}

.tile-ai {
  grid-column: span 12;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
  align-items: center;
  gap: 1.5rem;
}

.tile-ai-copy {
  display: grid;
  gap: 0.45rem;
}

.tile-visual {
  position: relative;
  height: 180px;
  margin-bottom: 0.8rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--inset);
}

.tile-ai .tile-visual {
  height: 210px;
  margin-bottom: 0;
}

/* Local-first visual */
.viz-local {
  display: grid;
  place-items: center;
}

.vl-window {
  display: grid;
  gap: 8px;
  width: 62%;
  padding: 18px;
  border: 1px solid var(--border-strong);
  border-radius: 9px;
  background: var(--surface);
  box-shadow: 0 14px 30px -24px var(--shadow-color);
}

.vl-window span {
  display: block;
  width: 76%;
  height: 6px;
  border-radius: 3px;
  background: var(--well);
}

.vl-window span:nth-child(2) {
  width: 54%;
}

.vl-window span:nth-child(3) {
  width: 66%;
}

.vl-check {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
}

.vl-check .icon {
  width: 14px;
  height: 14px;
  stroke-width: 2.5;
}

.vl-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.64rem;
}

.vl-badge .icon {
  width: 12px;
  height: 12px;
  color: var(--success);
}

/* Vault visual */
.viz-vault {
  display: grid;
  align-content: center;
  gap: 0.4rem;
  padding: 22px;
}

.vv-lines {
  display: grid;
  gap: 0.45rem;
  padding: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.vv-lines span:nth-child(2) {
  opacity: 0.7;
}

.vv-lines span:nth-child(3) {
  opacity: 0.4;
}

.vv-lock {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  justify-self: end;
  color: var(--success);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.vv-lock .icon {
  width: 12px;
  height: 12px;
}

/* Sync visual */
.viz-sync {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.vs-device {
  display: grid;
  place-items: center;
  width: 62px;
  height: 48px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--surface);
  color: var(--muted);
}

.vs-device .icon {
  width: 20px;
  height: 20px;
}

.vs-a {
  border-radius: 8px;
}

.vs-b {
  width: 34px;
  height: 54px;
}

.vs-line {
  width: 34px;
  border-top: 1px dashed var(--border-strong);
}

.vs-lock {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  background: var(--surface);
  color: var(--accent);
}

.vs-lock .icon {
  width: 11px;
  height: 11px;
}

/* Editor visual */
.viz-editor {
  display: grid;
  align-content: center;
  gap: 0.55rem;
  padding: 24px;
}

.ve-line {
  width: 58%;
  height: 7px;
  border-radius: 4px;
  background: var(--well);
}

.ve-line.short {
  width: 38%;
}

.ve-task {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  background: var(--surface);
  color: var(--text-2);
  font-size: 0.72rem;
}

.ve-task i {
  display: grid;
  place-items: center;
  width: 15px;
  height: 15px;
  border-radius: 4px;
  background: var(--accent);
  color: var(--on-accent);
}

.ve-task i .icon {
  width: 10px;
  height: 10px;
  stroke-width: 3;
}

.ve-slash {
  margin-top: 0.2rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
}

.ve-slash em {
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  background: var(--accent-soft);
  color: var(--accent);
  font-style: normal;
}

/* Board visual */
.viz-board {
  background-color: var(--inset);
  background-image: radial-gradient(var(--border) 0.7px, transparent 0.7px);
  background-size: 18px 18px;
}

.vb-sticky {
  position: absolute;
  top: 18%;
  left: 14%;
  padding: 0.55rem 0.65rem;
  border-radius: 3px;
  background: var(--sticky);
  color: var(--sticky-ink);
  font-size: 0.68rem;
  font-weight: 600;
  rotate: -3deg;
  box-shadow: 0 8px 18px -12px var(--shadow-color);
}

.vb-circle {
  position: absolute;
  top: 24%;
  right: 14%;
  width: 46px;
  height: 46px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  background: var(--accent-soft);
}

.vb-arrow {
  position: absolute;
  left: 34%;
  bottom: 12%;
  width: 58%;
  height: 60%;
}

.vb-arrow path {
  fill: none;
  stroke: var(--muted);
  stroke-width: 1.2;
  stroke-dasharray: 4 4;
}

.vb-dot {
  position: absolute;
  bottom: 16%;
  left: 18%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border-strong);
}

.vb-dot.d2 {
  left: 26%;
  bottom: 24%;
}

.vb-dot.d3 {
  left: 10%;
  bottom: 28%;
}

/* AI visual */
.viz-ai {
  display: grid;
  align-content: center;
  gap: 0.45rem;
  padding: 20px;
}

.va-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.2rem;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
}

.va-head i {
  padding: 0.12rem 0.35rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--success);
  font-style: normal;
}

.va-bubble {
  max-width: 88%;
  padding: 0.45rem 0.6rem;
  border-radius: 8px;
  font-size: 0.7rem;
  line-height: 1.45;
}

.va-user {
  justify-self: end;
  background: var(--accent);
  color: var(--on-accent);
}

.va-bot {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
}

.va-bot b {
  color: var(--text);
}

.va-caret {
  width: 70%;
  padding: 0.3rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
}

.va-caret i {
  display: block;
  width: 1px;
  height: 12px;
  background: var(--accent);
  animation: caret 0.9s steps(2) infinite;
}

/* ---------- Android ---------- */

.android-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.3fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.android-copy {
  display: grid;
  justify-items: start;
  gap: 1rem;
}

.android-copy .lead {
  margin-top: 0;
}

.android-source {
  margin-top: -0.55rem;
  color: var(--faint);
  font-size: 0.72rem;
}

.android-copy .cta-row {
  margin-top: 0.3rem;
}

.phone-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  align-items: start;
}

.phone-shot {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--muted);
  text-decoration: none;
  cursor: zoom-in;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.phone-shot:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
}

.phone-shot img {
  display: block;
  width: 100%;
  height: auto;
}

.phone-shot span {
  display: block;
  padding: 0.55rem 0.6rem;
  border-top: 1px solid var(--border);
  font-size: 0.7rem;
  text-align: center;
}

/* ---------- Security ---------- */

.security-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.1fr);
  align-items: start;
  gap: clamp(2rem, 5vw, 5rem);
}

.security-head {
  position: sticky;
  top: 100px;
  display: grid;
  justify-items: start;
  gap: 1rem;
}

.security-head .lead {
  margin-top: 0;
}

.security-head .text-link {
  margin-top: 0.3rem;
}

.security-list {
  border-top: 1px solid var(--border);
}

.security-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--border);
}

.icon-box {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
}

.icon-box .icon {
  width: 17px;
  height: 17px;
}

.security-item h3 {
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.security-item p {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.spec {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.spec li {
  padding: 0.22rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--faint);
  font-size: 0.68rem;
  line-height: 1.4;
}

.spec code {
  background: none;
  border: 0;
  padding: 0;
  color: var(--text-2);
  font-size: 0.68rem;
}


/* ---------- Roadmap ---------- */

.roadmap-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: start;
  gap: clamp(2rem, 5vw, 4.5rem);
}

.roadmap-head {
  position: sticky;
  top: 100px;
  display: grid;
  justify-items: start;
  gap: 1rem;
}

.roadmap-head .lead {
  margin-top: 0;
}

.roadmap-done {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.2rem 0 0;
  padding: 0;
  list-style: none;
}

.roadmap-done li {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.7rem;
}

.roadmap-done .icon {
  width: 11px;
  height: 11px;
  color: var(--success);
}

.roadmap-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.3rem;
}

.roadmap-panel {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
}

html:not(.has-js) .roadmap-tabs {
  display: none;
}

html:not(.has-js) .tour-tabs,
html:not(.has-js) .tour-try,
html:not(.has-js) .hero-fine {
  display: none;
}

.roadmap-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.roadmap-tab {
  display: grid;
  gap: 0.1rem;
  padding: 0.8rem 0.95rem;
  border: 0;
  border-right: 1px solid var(--border);
  background: transparent;
  color: var(--faint);
  text-align: left;
  cursor: pointer;
  transition: background 0.16s ease, color 0.16s ease, box-shadow 0.16s ease;
}

.roadmap-tab:last-child {
  border-right: 0;
}

.roadmap-tab:hover {
  background: var(--well);
  color: var(--text-2);
}

.roadmap-tab[aria-selected='true'] {
  background: var(--surface);
  color: var(--text);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.phase-kicker {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.roadmap-tab[aria-selected='true'] .phase-kicker {
  color: var(--accent);
}

.phase-name {
  overflow: hidden;
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.roadmap-stage {
  min-height: 360px;
}

.roadmap-pane {
  display: none;
  padding: 1.35rem 1.5rem 1.45rem;
}

.roadmap-pane.is-active {
  display: block;
  animation: pane-in 0.3s var(--ease);
}

@keyframes pane-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
}

.roadmap-pane-head {
  display: grid;
  gap: 0.4rem;
}

.phase-status {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  justify-self: start;
  padding: 0.18rem 0.45rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.phase-status i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
}

.phase-status:not(.phase-status-gate):not(.phase-status-gated) i {
  animation: status-pulse 2.8s var(--ease) infinite;
}

@keyframes status-pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 color-mix(in srgb, currentColor 35%, transparent);
  }
  55% {
    box-shadow: 0 0 0 4px transparent;
  }
}

.phase-status-gate {
  color: var(--warning);
}

.phase-status-gated {
  color: var(--faint);
}

.roadmap-pane-head h3 {
  margin-top: 0.25rem;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.roadmap-pane-head p {
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.phase-list {
  display: grid;
  gap: 0.45rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.phase-list li {
  display: flex;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.phase-list li::before {
  content: '→';
  flex: none;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.7;
}

.phase-exit {
  margin-top: 1rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}

.phase-exit p:last-child {
  margin-top: 0.25rem;
  color: var(--text-2);
  font-size: 0.8rem;
  line-height: 1.55;
}

.roadmap-not {
  padding: 1rem 1.5rem 1.2rem;
  border-top: 1px solid var(--border);
  background: var(--panel);
}

.roadmap-not p:last-child {
  margin-top: 0.35rem;
  color: var(--faint);
  font-size: 0.76rem;
  line-height: 1.55;
}

.roadmap-note {
  padding: 0.85rem 1.5rem 1rem;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.7rem;
  line-height: 1.5;
}

.roadmap-note strong {
  color: var(--muted);
  font-weight: 600;
}

.roadmap-note a {
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  margin-left: 0.25rem;
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.roadmap-note a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.roadmap-note .icon {
  width: 12px;
  height: 12px;
}

/* ---------- Command palette ---------- */

.palette {
  position: fixed;
  top: 12vh;
  left: 50%;
  width: min(620px, calc(100vw - 32px));
  max-height: min(74vh, 680px);
  margin: 0;
  padding: 0;
  translate: -50% 0;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 34px 90px -36px var(--shadow-color);
}

.palette::backdrop {
  background: rgba(8, 7, 5, 0.72);
}

html.palette-open,
html.palette-open body {
  overflow: hidden;
}

.palette-inner {
  display: flex;
  flex-direction: column;
  max-height: inherit;
}

.palette[open] .palette-inner {
  animation: palette-in 0.18s var(--ease);
}

@keyframes palette-in {
  from {
    opacity: 0;
    transform: translateY(-4px) scale(0.995);
  }
}

.palette-search {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--border);
}

.palette-search .icon {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--faint);
}

.palette-search input {
  min-width: 0;
  flex: 1;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 0.94rem;
}

.palette-search input::placeholder {
  color: var(--faint);
}

.palette-search input:focus-visible {
  outline: none;
}

.palette-search:focus-within {
  background: var(--panel);
}

.palette-list {
  margin: 0;
  padding: 0.4rem;
  overflow-y: auto;
  list-style: none;
}

.palette-list button {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.5rem 0.65rem;
  border: 1px solid transparent;
  border-radius: 7px;
  background: none;
  color: var(--muted);
  font-size: 0.84rem;
  text-align: left;
  cursor: pointer;
}

.palette-list button .icon {
  width: 15px;
  height: 15px;
  flex: none;
  color: var(--faint);
}

.palette-list button span {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.palette-list button small {
  flex: none;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.palette-list button.is-active,
.palette-list button:hover {
  border-color: var(--border);
  background: var(--accent-soft);
  color: var(--text);
}

.palette-list button.is-active .icon {
  color: var(--accent);
}

.palette-empty {
  padding: 1rem;
  color: var(--faint);
  font-size: 0.82rem;
  text-align: center;
}

.palette-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding: 0.6rem 1rem;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.66rem;
}

.palette-foot span {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

/* ---------- FAQ ---------- */

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: start;
  gap: clamp(2rem, 5vw, 5rem);
}

.faq-grid .section-head {
  position: sticky;
  top: 100px;
  margin: 0;
}

.faq {
  border-top: 1px solid var(--border-strong);
}

.faq details {
  border-bottom: 1px solid var(--border);
}

.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 0.15rem;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  list-style: none;
  cursor: pointer;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: '+';
  flex: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1;
  transition: rotate 0.25s var(--ease);
}

.faq details[open] summary::after {
  rotate: 45deg;
}

.faq details p {
  padding: 0 0.15rem 1.2rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
  animation: msg-in 0.25s var(--ease);
}

/* ---------- Download ---------- */

.download-head {
  display: grid;
  justify-items: center;
  gap: 1.1rem;
  max-width: 820px;
  margin: 0 auto clamp(2.5rem, 5vw, 4rem);
  text-align: center;
}

.download-head h2 {
  font-size: clamp(2.4rem, 1.4rem + 3.6vw, 4.2rem);
}

.download-head .lead {
  max-width: 44ch;
  margin-top: 0;
}

.download-head .btn {
  margin-top: 0.4rem;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.download-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 185px;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--surface);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.download-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-3px);
  box-shadow: 0 24px 50px -40px var(--shadow-color);
}

.download-card.is-you {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.download-card.is-you::after {
  content: 'This device';
  position: absolute;
  top: 1.1rem;
  right: 1.1rem;
  padding: 0.16rem 0.42rem;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.os-tag {
  align-self: flex-start;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.download-card h3 {
  margin-top: 0.75rem;
  font-size: 1.15rem;
}

.download-card p {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

.download-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 1.25rem;
}

.status {
  padding: 0.16rem 0.45rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-stable {
  color: var(--success);
}

.status-beta {
  color: var(--warning);
}

.download-go {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text);
  font-size: 0.76rem;
  font-weight: 600;
  text-decoration: none;
}

.download-go .icon {
  width: 13px;
  height: 13px;
}

.download-go:hover {
  color: var(--accent);
}

.download-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.download-note p {
  max-width: 66ch;
  color: var(--muted);
  font-size: 0.8rem;
}

.download-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.migration-note {
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.6;
}

.migration-note strong {
  color: var(--text-2);
  font-weight: 600;
}

.migration-note a {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.migration-note a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.migration-note .icon {
  width: 13px;
  height: 13px;
}

/* ---------- Install help ---------- */

.install-help {
  margin-top: 1.2rem;
  border-top: 1px solid var(--border);
}

.install-help summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0.15rem;
  font-size: 0.95rem;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}

.install-help summary::-webkit-details-marker {
  display: none;
}

.install-help summary::after {
  content: '+';
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1;
  transition: rotate 0.25s var(--ease);
}

.install-help[open] summary::after {
  rotate: 45deg;
}

.install-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding: 0.2rem 0 1rem;
}

.install-grid h3 {
  font-size: 0.9rem;
  letter-spacing: -0.01em;
}

.install-grid p {
  margin-top: 0.3rem;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.55;
}

.install-verify {
  padding: 0.8rem 0 1rem;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.76rem;
  line-height: 1.6;
}

.install-verify code {
  font-size: 0.92em;
}

/* ---------- Legal / privacy ---------- */

.legal-page {
  max-width: 760px;
  padding-block: clamp(3rem, 7vw, 5.5rem) clamp(4rem, 8vw, 7rem);
}

.legal-page h1 {
  margin-top: 1rem;
  font-size: clamp(2.4rem, 1.5rem + 3.2vw, 4rem);
  letter-spacing: -0.045em;
}

.legal-page h2 {
  margin-top: 2.3rem;
  font-size: clamp(1.3rem, 1.15rem + 0.7vw, 1.65rem);
  letter-spacing: -0.02em;
}

.legal-page p,
.legal-page li {
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.7;
}

.legal-page p {
  margin-top: 0.9rem;
}

.legal-page ul {
  display: grid;
  gap: 0.45rem;
  margin: 0.9rem 0 0;
  padding-left: 1.1rem;
}

.legal-page a {
  color: var(--accent);
  text-decoration: none;
}

.legal-page a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.legal-meta {
  margin-top: 1rem;
  color: var(--faint) !important;
  font-size: 0.78rem !important;
}

.legal-page .label {
  margin-top: 0.5rem;
}

/* ---------- Docs ---------- */

.docs-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  align-items: start;
  gap: clamp(2rem, 5vw, 5rem);
}

.docs-layout .section-head {
  position: sticky;
  top: 100px;
  margin: 0;
}

.doc-links {
  border-top: 1px solid var(--border-strong);
}

.doc-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  padding: 0.9rem 0.15rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  text-decoration: none;
  transition: color 0.16s ease;
}

.doc-link > .icon {
  width: 17px;
  height: 17px;
  color: var(--faint);
}

.doc-link:hover {
  color: var(--text);
}

.doc-link:hover > .icon {
  color: var(--accent);
}

.doc-link strong,
.doc-link small {
  display: block;
}

.doc-link strong {
  color: var(--text-2);
  font-size: 0.92rem;
  font-weight: 600;
}

.doc-link small {
  color: var(--faint);
  font-size: 0.76rem;
  line-height: 1.45;
}

.doc-arrow {
  width: 14px;
  height: 14px;
  opacity: 0.55;
  transition: opacity 0.16s ease, translate 0.16s ease;
}

.doc-link:hover .doc-arrow {
  opacity: 1;
  translate: 2px -2px;
}

/* ---------- 404 ---------- */

.not-found {
  display: flex;
  align-items: center;
  min-height: 62vh;
  padding-block: clamp(3rem, 8vw, 6rem);
}

.not-found h1 {
  margin-top: 1rem;
  font-size: clamp(2.4rem, 1.3rem + 4.5vw, 4rem);
}

.not-found .lead {
  max-width: 48ch;
  margin-top: 1rem;
}

.not-found .cta-row {
  margin-top: 1.5rem;
}

/* ---------- Footer ---------- */

.site-foot {
  overflow: hidden;
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  padding-top: clamp(3rem, 6vw, 5rem);
}

.foot-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.foot-brand p {
  max-width: 24em;
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.foot-brand .foot-small {
  margin-top: 0.3rem;
  color: var(--faint);
  font-size: 0.74rem;
}

.foot-nav {
  display: contents;
}

.foot-nav > div {
  display: grid;
  align-content: start;
  gap: 0.3rem;
}

.foot-nav h2 {
  margin-bottom: 0.45rem;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.foot-nav a {
  width: fit-content;
  color: var(--muted);
  font-size: 0.84rem;
  text-decoration: none;
  transition: color 0.16s ease;
}

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

.foot-mark {
  display: flex;
  justify-content: center;
  margin-top: clamp(2.5rem, 5vw, 4rem);
  opacity: 0.1;
  user-select: none;
}

.foot-mark img {
  width: min(720px, 84%);
  height: auto;
}

.foot-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  margin-top: 1.2rem;
  padding-block: 1.1rem;
  border-top: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.74rem;
}

/* ---------- Lightbox ---------- */

.lightbox {
  width: 100vw;
  max-width: 100vw;
  height: 100vh;
  max-height: 100vh;
  margin: 0;
  padding: 1.25rem;
  border: 0;
  background: transparent;
  color: var(--text);
  overflow: hidden;
}

html.lightbox-open,
html.lightbox-open body {
  overflow: hidden;
}

.lightbox::backdrop {
  background: rgba(8, 7, 5, 0.86);
}

.lightbox[open] {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  max-width: min(1180px, 100%);
  max-height: 100%;
  padding: 0.6rem;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
}

.lightbox img {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - 8.5rem);
  object-fit: contain;
  border-radius: 10px;
}

.lightbox-caption {
  padding: 0.15rem 0.35rem 0.2rem;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
}

.lightbox-close:hover {
  background: var(--well);
}

.lightbox-close .icon {
  width: 16px;
  height: 16px;
}

/* ---------- Responsive ---------- */

@media (max-width: 1080px) {
  .hero h1 {
    font-size: clamp(2.9rem, 1.3rem + 6.4vw, 5rem);
  }

  .tile-local,
  .tile-vault {
    grid-column: span 12;
  }

  .tile-sync,
  .tile-editor,
  .tile-board {
    grid-column: span 6;
  }

  .tile-board {
    grid-column: span 12;
  }
}

@media (max-width: 1150px) {
  .head-cta {
    padding-inline: 0.65rem;
  }

  .head-cta span {
    display: none;
  }
}

@media (max-width: 1000px) {
  .github-link {
    display: none;
  }
}

@media (max-width: 960px) {
  .menu-btn {
    display: inline-grid;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 12px;
    right: 12px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    margin: 0;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    background: var(--surface);
    box-shadow: 0 18px 40px -30px var(--shadow-color);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.7rem 0.75rem;
    font-size: 0.98rem;
  }

  .head-actions {
    margin-left: auto;
  }

  .android-grid,
  .security-layout,
  .faq-grid,
  .docs-layout,
  .roadmap-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .security-head,
  .faq-grid .section-head,
  .docs-layout .section-head,
  .roadmap-head {
    position: static;
  }

  .android-grid {
    gap: 2.5rem;
  }

  .phone-row {
    max-width: 760px;
  }

  .download-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .install-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .download-card {
    min-height: 170px;
  }

  .foot-top {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .foot-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  .wrap {
    width: calc(100% - 32px);
  }

  .head-inner {
    gap: 0.75rem;
    min-height: 62px;
  }

  .logo {
    width: 148px;
    height: 20px;
  }

  .github-link {
    display: none;
  }

  .hero {
    padding-top: 2.6rem;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 1.2rem + 8.3vw, 4rem);
  }

  .hero-chip {
    white-space: normal;
  }

  .has-js .hero-kbd-hint {
    display: none;
  }

  .fine-keys {
    display: none;
  }

  .tour-tabs,
  .tour-try {
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 18px), transparent);
    mask-image: linear-gradient(to right, #000 calc(100% - 18px), transparent);
  }

  .tour-try {
    flex-wrap: nowrap;
  }

  .tour-meta {
    gap: 0.4rem;
  }

  .hero-live {
    gap: 12px;
  }

  .app-window {
    --stage: clamp(460px, 64svh, 600px);
  }

  .tour-tab {
    font-size: 0.82rem;
    padding: 0 0.65rem;
  }

  .tour-tab .icon {
    width: 15px;
    height: 15px;
  }

  .ed-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .ed-side {
    display: none;
  }

  .ed-crumb {
    display: none;
  }

  .ed-doc {
    padding: 16px 18px;
  }

  .sync-demo,
  .ai-demo {
    padding: 14px 16px;
  }

  .sync-flow {
    grid-template-columns: minmax(0, 1fr) 54px minmax(0, 1fr);
  }

  .sync-wire {
    height: 44px;
  }

  .board-hint {
    display: none;
  }

  .board-code,
  .board-note {
    display: none;
  }

  .graph-demo {
    grid-template-columns: minmax(0, 1fr);
    padding: 10px;
  }

  .graph-map {
    min-height: 280px;
  }

  .graph-detail {
    padding: 0.7rem 0 0;
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .graph-detail .graph-key {
    display: none;
  }

  .graph-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem 0.8rem;
  }

  .graph-links li {
    padding: 0;
    border: 0;
  }

  .fact {
    padding: 1.2rem 1rem 1.4rem;
  }

  .facts-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .fact:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .fact:nth-child(n + 3) {
    border-top: 1px solid var(--border);
  }

  .tile-sync,
  .tile-editor,
  .tile-board,
  .tile-ai {
    grid-column: span 12;
  }

  .tile-ai {
    grid-template-columns: minmax(0, 1fr);
  }

  .tile-ai .tile-visual {
    height: 190px;
    margin-bottom: 0;
  }

  .phone-row {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 148px;
    grid-template-columns: none;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 18px), transparent);
    mask-image: linear-gradient(to right, #000 calc(100% - 18px), transparent);
  }

  .phone-shot {
    scroll-snap-align: start;
  }

  .security-item {
    gap: 0.75rem;
  }

  .doc-links {
    border-top-color: var(--border);
  }

  .download-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .install-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .download-card {
    min-height: 0;
  }

  .download-note,
  .download-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.7rem;
  }

  .foot-top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .foot-brand {
    grid-column: 1 / -1;
  }

  .foot-mark img {
    width: 100%;
  }

  .roadmap-tab {
    padding: 0.7rem;
  }

  .phase-name {
    font-size: 0.78rem;
    white-space: normal;
  }

  .roadmap-pane {
    padding: 1.1rem 1rem 1.2rem;
  }

  .roadmap-not,
  .roadmap-note {
    padding-inline: 1rem;
  }

  .palette {
    top: 8vh;
    width: calc(100vw - 16px);
    max-height: 78vh;
  }

  .palette-list button small {
    display: none;
  }

  .lightbox {
    padding: 0.5rem;
  }

  .lightbox-inner {
    padding: 0.4rem;
  }

  .lightbox img {
    max-height: calc(100vh - 7.5rem);
  }
}

@media (max-width: 400px) {
  .head-cta {
    display: none;
  }
}

@media (max-width: 360px) {
  .head-inner {
    gap: 0.5rem;
  }
}

@media (max-width: 520px) {
  .head-cta {
    padding-inline: 0.65rem;
  }

  .head-cta span {
    display: none;
  }

  .hero-copy {
    gap: 1rem;
  }

  .hero .lead {
    font-size: 0.98rem;
  }

  .cta-row .btn {
    flex: 1 1 auto;
  }

  .window-brand {
    display: none;
  }

  .window-bar {
    grid-template-columns: auto 1fr auto;
  }

  .window-title {
    text-align: left;
  }

  .window-chip {
    font-size: 0.62rem;
  }

  .view-head {
    padding: 12px 14px;
  }

  .view-title {
    font-size: 0.98rem;
  }

  .view-head p {
    font-size: 0.78rem;
  }

  .hero-fine {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .facts-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .fact {
    padding-left: 0;
    border-left: 0;
  }

  .fact + .fact {
    border-top: 1px solid var(--border);
  }

  .section-head h2,
  .android-copy h2,
  .security-head h2,
  .download-head h2 {
    font-size: clamp(1.85rem, 1.1rem + 4.4vw, 2.5rem);
  }

  .sync-flow {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.4rem;
  }

  .sync-wire {
    height: 24px;
  }

  .sync-wire-line {
    left: 50%;
    right: auto;
    top: 0;
    bottom: 0;
    width: 1px;
    border-top: 0;
    border-left: 1px dashed var(--border-strong);
  }

  .sync-wire-label {
    left: calc(50% + 8px);
    bottom: auto;
    top: 50%;
    translate: 0 -50%;
  }

  .sync-packet {
    left: 50%;
    top: 100%;
    translate: -50% -50%;
  }

  .sync-flow.is-sending .sync-packet {
    animation: packet-y 1.15s var(--ease) forwards;
  }

  @keyframes packet-y {
    0% {
      top: 100%;
      opacity: 0;
    }
    12% {
      opacity: 1;
    }
    88% {
      opacity: 1;
    }
    100% {
      top: 0;
      opacity: 0;
    }
  }

  .sync-controls {
    align-items: flex-start;
    flex-direction: column;
  }

  .sync-status {
    min-width: 0;
  }

  .board-sticky {
    width: 46%;
    left: 8%;
  }

  .board-code {
    right: 6%;
  }

  .foot-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (hover: none) {
  .phone-shot:hover {
    transform: none;
  }
}

@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;
  }

  .rise {
    animation: none;
  }

  .live-dot {
    animation: none;
  }

  html.js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}