@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 400; font-display: swap; src: url("assets/fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 500; font-display: swap; src: url("assets/fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 600; font-display: swap; src: url("assets/fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Sans"; font-style: normal; font-weight: 700; font-display: swap; src: url("assets/fonts/ibm-plex-sans-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("assets/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("assets/fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-weight: 600; font-display: swap; src: url("assets/fonts/ibm-plex-mono-latin-600-normal.woff2") format("woff2"); }

/* Tokens: the app's `DS` (Sources/BubblesApp/Views/DesignSystem.swift). */
:root {
  --canvas: #08090b;
  --inspector: #0c0d10;
  --surface: #111317;
  --raised: #16191e;
  --field: rgb(255 255 255 / 0.03);
  --hairline: rgb(255 255 255 / 0.09);
  --hairline-strong: rgb(255 255 255 / 0.16);
  --grid: rgb(255 255 255 / 0.035);
  --grid-major: rgb(255 255 255 / 0.07);
  --text: rgb(255 255 255 / 0.92);
  --text-2: rgb(255 255 255 / 0.62);
  --text-3: rgb(255 255 255 / 0.5);
  --faint: rgb(255 255 255 / 0.3);
  --accent: #3d9bff;
  --activity: #5aaeff;
  --attention: #ffb224;
  --danger: #ff5a5f;
  --success: #3dd68c;
  --post-blue: #4c8dff;
  --post-amber: #ff9f43;
  --post-teal: #2ec4c4;
  --r-xs: 2px;
  --r-sm: 3px;
  --r-md: 4px;
  --r-lg: 6px;
  --r-xl: 8px;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --shell: 1200px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }

body {
  margin: 0;
  background-color: var(--canvas);
  /* The canvas grid: 24px lines, every fourth stronger. */
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 96px 96px, 96px 96px, 24px 24px, 24px 24px;
  color: var(--text);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
code, kbd { font-family: var(--mono); font-size: 0.92em; }
img { display: block; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.02em; line-height: 1.08; }
h1 span, h2 span { color: var(--text-3); }
p { margin: 0; }

.skip-link { position: absolute; left: -999px; top: 8px; z-index: 10; padding: 8px 12px; background: var(--accent); color: #000; border-radius: var(--r-md); }
.skip-link:focus { left: 8px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.page-shell { max-width: var(--shell); margin: 0 auto; padding: 0 28px; }

/* Shared atoms */
.eyebrow, .kicker, .section-label, .stage-note {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3);
}
.dot { width: 6px; height: 6px; border-radius: 1px; display: inline-block; }
.dot-activity { background: var(--activity); animation: pulse 2.2s ease-in-out infinite; }
.sq { display: inline-block; width: 6px; height: 6px; flex: none; }
.sq-activity { background: var(--activity); }
.sq-attention { background: var(--attention); }
.sq-success { background: var(--success); }
.sym-activity { color: var(--activity); }
.sym-attention { color: var(--attention); }
.sym-success { color: var(--success); }
@keyframes pulse { 50% { opacity: 0.35; } }

/* Masthead */
.masthead {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 32px;
  padding: 14px 0; margin: 0 -28px; padding-inline: 28px;
  background: rgb(8 9 11 / 0.86); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 600 13px/1 var(--mono); letter-spacing: 0.16em; }
.site-nav { display: flex; gap: 24px; margin-left: auto; }
.site-nav a, .masthead-link { font: 500 13px/1 var(--mono); text-decoration: none; color: var(--text-2); letter-spacing: 0.02em; }
.site-nav a:hover, .masthead-link:hover { color: var(--text); }
.masthead-link { padding: 8px 12px; border: 1px solid var(--hairline-strong); border-radius: var(--r-md); color: var(--text); }
.masthead-link:hover { background: rgb(255 255 255 / 0.05); }
.nav-toggle { display: none; }

/* Hero */
.hero { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.25fr); gap: 56px; align-items: center; padding: 88px 0 72px; }
.hero h1 { margin: 22px 0 22px; font-size: clamp(36px, 4.2vw, 54px); }
.lede { max-width: 34em; color: var(--text-2); font-size: 18px; }

.install { margin-top: 32px; }
.install-command {
  display: flex; align-items: center; gap: 12px; max-width: 560px;
  padding: 6px 6px 6px 14px; background: var(--surface);
  border: 1px solid var(--hairline-strong); border-radius: var(--r-lg);
}
.install-command code { flex: 1; min-width: 0; overflow-x: auto; white-space: nowrap; font-size: 13px; color: var(--text); }
.install-prompt { color: var(--success); }
.install-copy {
  flex: none; padding: 8px 14px; border: 0; border-radius: var(--r-md); cursor: pointer;
  background: var(--accent); color: #000; font: 600 12px/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
}
.install-copy:hover { filter: brightness(1.1); }
.install-note { margin-top: 10px; color: var(--text-3); font: 400 12px/1.5 var(--mono); }

.hero-specs { display: flex; gap: 0; margin: 36px 0 0; border: 1px solid var(--hairline); border-radius: var(--r-lg); max-width: 560px; }
.hero-specs div { flex: 1; padding: 12px 14px; }
.hero-specs div + div { border-left: 1px solid var(--hairline); }
.hero-specs dt { font: 600 10px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-3); }
.hero-specs dd { margin: 8px 0 0; font-size: 14px; }

/* Hero stage: the app, restyled. */
.hero-stage { margin: 0; }
.app-window {
  overflow: hidden; background: var(--canvas);
  border: 1px solid var(--hairline-strong); border-radius: var(--r-xl);
  box-shadow: 0 30px 80px rgb(0 0 0 / 0.6);
  font-size: 12px;
}
.app-chrome { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-bottom: 1px solid var(--hairline); background: var(--inspector); }
.traffic-lights { display: flex; gap: 6px; }
.traffic-lights b { width: 10px; height: 10px; border-radius: 50%; background: #3a3d44; }
.status-strip, .chrome-cluster { display: flex; border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--raised); }
.status-strip span, .chrome-cluster span { display: inline-flex; align-items: center; gap: 6px; padding: 5px 8px; font: 500 9.5px/1 var(--mono); color: var(--text-3); white-space: nowrap; }
.status-strip span + span, .chrome-cluster span + span { border-left: 1px solid var(--hairline); }
.status-strip b { color: var(--text); }
.palette-launcher { flex: 1; display: flex; justify-content: space-between; align-items: center; min-width: 0; padding: 4px 6px 4px 10px; border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--raised); color: var(--text-3); font-size: 11px; white-space: nowrap; overflow: hidden; }
.palette-launcher kbd { padding: 1px 4px; border: 1px solid var(--hairline); border-radius: var(--r-xs); font-size: 9px; }
.chrome-cluster .waiting { color: var(--attention); font-weight: 600; background: rgb(255 178 36 / 0.1); }

.app-body { display: grid; grid-template-columns: 1fr 220px; min-height: 440px; }
.canvas {
  position: relative;
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px), linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px, 16px 16px, 16px 16px;
}
.post {
  position: absolute; left: var(--x); top: var(--y); width: min(212px, 58%);
  background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-lg); overflow: hidden;
}
.post::before { content: ""; display: block; height: 2px; background: var(--post); }
.post-blue { --post: var(--post-blue); }
.post-amber { --post: var(--post-amber); }
.post-teal { --post: var(--post-teal); }
.post header { display: flex; align-items: center; gap: 8px; padding: 9px 11px 8px; border-bottom: 1px solid var(--hairline); }
.post header strong { font-size: 12px; }
.marker { width: 7px; height: 7px; background: var(--post); }
.badge { margin-left: auto; padding: 1px 5px; border-radius: var(--r-xs); background: var(--attention); color: #000; font: 600 9.5px/1.4 var(--mono); }
.post ul { list-style: none; margin: 0; padding: 7px 0; }
.post li { display: flex; align-items: center; gap: 7px; padding: 3px 11px; }
.post .name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; }
.post .sym { width: 12px; font-size: 10px; text-align: center; }
.post .state { font: 500 8.5px/1 var(--mono); color: var(--text-3); }
.post .state-attention { color: var(--attention); }
.chip { padding: 1px 4px; border: 1px solid var(--hairline); border-radius: var(--r-xs); font: 500 8.5px/1.3 var(--mono); color: var(--text-2); }
.chip-pr { color: var(--success); }
.lit-attention { border-color: rgb(255 178 36 / 0.6); box-shadow: 0 0 0 1px rgb(255 178 36 / 0.25), 0 0 8px rgb(255 178 36 / 0.25); }
.lit-activity { animation: edge 2.2s ease-in-out infinite; }
@keyframes edge { 50% { box-shadow: 0 0 0 1px rgb(46 196 196 / 0.35), 0 0 8px rgb(46 196 196 / 0.3); } }
.satellite {
  position: absolute; left: var(--x); top: var(--y); display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 7px; background: var(--surface); border: 1px solid rgb(90 174 255 / 0.5); border-radius: var(--r-sm);
  font-size: 10px; color: var(--text);
}
.satellite em { font: 500 8.5px/1 var(--mono); font-style: normal; color: var(--text-3); }

.inspector { padding: 14px; border-left: 1px solid var(--hairline); background: var(--inspector); }
.inspector .section-label { font-size: 9px; margin: 14px 0 7px; }
.inspector .section-label:first-child { margin-top: 0; }
.inspector h3 { font-size: 14px; letter-spacing: -0.01em; }
.inspector .meta { margin-top: 4px; color: var(--text-3); font-size: 10.5px; }
.request { margin-top: 12px; padding: 9px; background: rgb(255 178 36 / 0.05); border: 1px solid rgb(255 178 36 / 0.45); border-radius: var(--r-lg); font-size: 11px; }
.request-head { font: 600 8.5px/1 var(--mono); letter-spacing: 0.08em; color: var(--attention); margin-bottom: 6px !important; }
.options { display: flex; gap: 5px; margin-top: 8px; flex-wrap: wrap; }
.option { padding: 3px 6px; border: 1px solid var(--hairline-strong); border-radius: var(--r-sm); font-size: 10px; }
.diffline { display: flex; gap: 6px; padding: 4px 0; border-bottom: 1px solid var(--hairline); font: 400 10px/1.3 var(--mono); }
.diffline span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text-2); }
.diffline b { color: var(--success); font-weight: 500; }
.diffline em { color: var(--danger); font-style: normal; }
.stage-note { margin-top: 12px; font-size: 10px; color: var(--faint); }

/* Ticker */
.ticker {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 18px;
  padding: 16px 0; border-block: 1px solid var(--hairline);
  font: 500 12px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-2);
}
.ticker i { width: 5px; height: 5px; background: var(--faint); }

/* Sections */
.section { padding: 104px 0 0; }
.section-intro { max-width: 640px; margin-bottom: 44px; }
.section-intro h2 { margin-top: 16px; font-size: clamp(32px, 4vw, 46px); }
.section-lede { margin-top: 18px; color: var(--text-2); font-size: 17px; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--hairline); border-radius: var(--r-xl); background: rgb(17 19 23 / 0.75); }
.step { padding: 26px 24px 28px; }
.step + .step { border-left: 1px solid var(--hairline); }
.step-no { font: 600 12px/1 var(--mono); color: var(--accent); }
.step h3 { margin: 18px 0 10px; font-size: 20px; }
.step p { color: var(--text-2); font-size: 15px; }
.step code { display: inline-block; margin-top: 18px; padding: 4px 8px; border: 1px solid var(--hairline); border-radius: var(--r-sm); color: var(--text-3); font-size: 11.5px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.card { padding: 24px; background: rgb(17 19 23 / 0.85); border: 1px solid var(--hairline); border-radius: var(--r-xl); }
.card h3 { margin: 14px 0 8px; font-size: 19px; }
/* Card prose only; the mock UI inside cards sets its own type. */
.card > p:not(.kicker), .card-wide > div:first-child > p:not(.kicker) { color: var(--text-2); font-size: 14.5px; }
.card-wide { grid-column: span 3; display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.card-attention { border-color: rgb(255 178 36 / 0.35); }
.card-attention .kicker { color: var(--attention); }
.mini-inbox { border: 1px solid var(--hairline-strong); border-radius: var(--r-lg); background: var(--raised); }
.mini-head { display: flex; justify-content: space-between; padding: 10px 12px; border-bottom: 1px solid var(--hairline); font: 600 10px/1 var(--mono); letter-spacing: 0.08em; color: var(--text-3) !important; }
.mini-head b { color: var(--attention); }
.mini-row { display: flex; gap: 10px; padding: 10px 12px; font-size: 13px !important; color: var(--text) !important; }
.mini-row + .mini-row { border-top: 1px solid var(--hairline); }
.mini-row small { display: block; color: var(--text-3); font-size: 11.5px; }
.mini-diff, .mini-pr { margin-top: 16px; padding: 10px 12px; border: 1px solid var(--hairline); border-radius: var(--r-md); background: var(--canvas); font: 400 11.5px/1.7 var(--mono); }
.mini-diff .file { color: var(--text-3) !important; font-size: 11px !important; }
.mini-diff .add { color: var(--success) !important; font-size: 11.5px !important; }
.mini-diff .del { color: var(--danger) !important; font-size: 11.5px !important; }
.mini-pr p { font-size: 12px !important; color: var(--text) !important; }
.mini-pr span { color: var(--text-3); }
.mini-pr .checks { display: flex; align-items: center; gap: 6px; color: var(--text-3) !important; font-size: 10px !important; letter-spacing: 0.06em; }

.local { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.local .section-intro { margin-bottom: 0; }
.local-board { border: 1px solid var(--hairline); border-radius: var(--r-xl); background: rgb(17 19 23 / 0.85); font-size: 14px; }
.board-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 14px 18px; }
.board-row + .board-row { border-top: 1px solid var(--hairline); }
.board-row span:last-child { color: var(--text-2); }
.board-head { font: 600 10px/1 var(--mono); letter-spacing: 0.1em; color: var(--text-3); }
.board-head span:last-child { color: var(--text-3); }

.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.plan { padding: 26px; background: rgb(17 19 23 / 0.85); border: 1px solid var(--hairline); border-radius: var(--r-xl); }
.plan-top { display: flex; justify-content: space-between; align-items: center; font: 600 11px/1 var(--mono); letter-spacing: 0.1em; color: var(--text-3); }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 4px 7px; border-radius: var(--r-xs); font-size: 10px; color: var(--text); }
.tag-success { background: rgb(61 214 140 / 0.12); border: 1px solid rgb(61 214 140 / 0.35); }
.tag-activity { background: rgb(90 174 255 / 0.12); border: 1px solid rgb(90 174 255 / 0.35); }
.plan h3 { margin: 22px 0 6px; font-size: 30px; }
.plan-description { color: var(--text-2); }
.plan ul { list-style: none; margin: 22px 0 0; padding: 0; }
.plan li { padding: 9px 0; border-top: 1px solid var(--hairline); font-size: 14.5px; }
.plan li::before { content: "▪"; margin-right: 10px; color: var(--accent); }
.plan-link { display: inline-block; margin-top: 22px; font: 600 13px/1 var(--mono); color: var(--accent); text-decoration: none; }
.plan-link:hover { text-decoration: underline; }
.plan-footnote { margin-top: 22px; font: 400 12px/1 var(--mono); color: var(--text-3); }

.closing { margin-top: 120px; padding: 72px 40px; text-align: center; border: 1px solid var(--hairline); border-radius: var(--r-xl); background: rgb(12 13 16 / 0.9); }
.closing h2 { margin-top: 16px; font-size: clamp(32px, 4vw, 48px); }
.closing .install { max-width: 560px; margin-inline: auto; text-align: left; }

.footer { display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; margin-top: 72px; padding: 28px 0 40px; border-top: 1px solid var(--hairline); color: var(--text-3); font-size: 13px; }
.footer .brand { color: var(--text); }
.footer-meta { font: 400 12px/1.5 var(--mono); }
.footer a:not(.brand) { color: var(--text-2); }

/* Responsive */
@media (max-width: 1080px) {
  /* minmax(0, …): the nowrap install command must not widen the column past the viewport. */
  .hero { grid-template-columns: minmax(0, 1fr); padding-top: 64px; }
  .local { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 820px) {
  .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; padding: 8px 28px 16px; background: var(--canvas); border-bottom: 1px solid var(--hairline); }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 12px 0; }
  .nav-toggle { display: inline-flex; flex-direction: column; gap: 5px; margin-left: auto; padding: 8px; background: none; border: 1px solid var(--hairline-strong); border-radius: var(--r-md); cursor: pointer; }
  .nav-toggle span:not(.sr-only) { width: 16px; height: 1.5px; background: var(--text); }
  .masthead-link { display: none; }
  .steps, .cards, .plans { grid-template-columns: 1fr; }
  .step + .step { border-left: 0; border-top: 1px solid var(--hairline); }
  .card-wide { grid-column: auto; grid-template-columns: 1fr; }
  .app-body { grid-template-columns: 1fr; }
  .inspector { display: none; }
  .palette-launcher, .chrome-cluster { display: none; }
  .footer { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .page-shell { padding: 0 18px; }
  .masthead { margin: 0 -18px; padding-inline: 18px; }
  .hero-specs { flex-direction: column; }
  .hero-specs div + div { border-left: 0; border-top: 1px solid var(--hairline); }
  .canvas { min-height: 460px; }
  .post { width: 200px; }
  .closing { padding: 48px 20px; }
}