/* ============================================================
   molar.it — homepage v3 "precision instrument"
   Self-contained design system for index.html ONLY.
   Other pages keep styles.css. Do not import both.
   Light porcelain canvas · Bricolage Grotesque display ·
   Instrument Sans body · Geist Mono code · vermilion accent.
   ============================================================ */

:root {
  --bg: #faf9f6;
  --bg-2: #f3f1ec;
  --card: #ffffff;
  --ink: #17150f;
  --ink-2: #565144;
  --ink-3: #8f897a;
  --line: #e7e3d8;
  --line-soft: #efece4;
  --signal: #e04a2f;
  --signal-ink: #bd3a22;
  --signal-soft: #fceeea;
  --jade: #178a5b;
  --jade-soft: #e8f5ee;
  --amber: #b17b14;
  --amber-soft: #faf3e3;
  --code-bg: #14130e;
  --code-ink: #d8d4c8;
  --code-dim: #7d7868;

  --font-display: "Bricolage Grotesque", "Instrument Sans", sans-serif;
  --font-body: "Instrument Sans", -apple-system, sans-serif;
  --font-mono: "Geist Mono", "JetBrains Mono", monospace;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;

  --shadow-card: 0 1px 2px rgba(23, 21, 15, 0.04), 0 8px 24px -12px rgba(23, 21, 15, 0.10);
  --shadow-pop: 0 2px 4px rgba(23, 21, 15, 0.05), 0 24px 64px -24px rgba(23, 21, 15, 0.22);
  --frame-w: 1128px;
  --content-w: min(calc(100vw - 32px), 1320px);
  --content-pad: 16px;
  --nav-h: 64px;
  --surface-stack-step: 24px;
  --surface-card-h: calc(100vh - var(--nav-h) - 12px);
  --surface-rim-outer: clamp(6px, 0.9vw, 10px);
  --surface-rim-inner: clamp(2px, 0.35vw, 4px);
  --surface-rim-v: clamp(8px, 1.2vh, 12px);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  overflow-x: clip;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--signal-soft); color: var(--signal-ink); }

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }

.frame { max-width: var(--frame-w); margin: 0 auto; padding: 0 24px; }

/* Wide layout — nav + surface stack share this rail */
.content-wrap {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--content-pad);
}

/* Static SEO landing stays hidden once JS boots (seo-static.css handles .js) */

/* ---------- reveal primitives ---------- */
.rv {
  opacity: 0;
  transform: translateY(18px);
  filter: blur(6px);
  transition:
    opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--rv-delay, 0ms);
  will-change: opacity, transform, filter;
}
.rv.rv-in { opacity: 1; transform: none; filter: blur(0); }
@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; filter: none; transition: none; }
}

/* ---------- nav ---------- */
.nv {
  --nav-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --nav-dur: 0.62s;
  position: sticky;
  top: 0;
  z-index: 60;
  padding: 0;
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid transparent;
  transition:
    padding var(--nav-dur) var(--nav-ease),
    background calc(var(--nav-dur) * 0.85) var(--nav-ease),
    border-color var(--nav-dur) var(--nav-ease),
    backdrop-filter calc(var(--nav-dur) * 0.85) var(--nav-ease);
}
.nv.nv-scrolled {
  padding: 8px var(--content-pad) 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom-color: transparent;
}
.nv-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--content-pad);
  height: 64px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  border-radius: 0;
  border: 1px solid transparent;
  background: transparent;
  box-shadow: none;
  transform: translateZ(0);
  transition:
    width var(--nav-dur) var(--nav-ease),
    max-width var(--nav-dur) var(--nav-ease),
    height var(--nav-dur) var(--nav-ease),
    padding var(--nav-dur) var(--nav-ease),
    border-radius calc(var(--nav-dur) * 1.08) var(--nav-ease),
    background var(--nav-dur) var(--nav-ease),
    border-color var(--nav-dur) var(--nav-ease),
    box-shadow calc(var(--nav-dur) * 1.12) var(--nav-ease),
    backdrop-filter var(--nav-dur) var(--nav-ease),
    -webkit-backdrop-filter var(--nav-dur) var(--nav-ease);
}
.nv.nv-scrolled .nv-inner {
  width: 90%;
  max-width: var(--content-w);
  height: 58px;
  padding: 0 var(--content-pad);
  border-radius: 999px;
  background: color-mix(in srgb, var(--card) 94%, transparent);
  border-color: var(--line-soft);
  box-shadow:
    0 1px 2px rgba(23, 21, 15, 0.035),
    0 10px 28px -12px rgba(23, 21, 15, 0.1);
  backdrop-filter: blur(16px) saturate(1.35);
  -webkit-backdrop-filter: blur(16px) saturate(1.35);
}
.nv-brand {
  justify-self: start;
  display: flex;
  align-items: baseline;
  gap: 1px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.02em;
}
.nv-brand .dot { color: var(--signal); }
.nv-links {
  grid-column: 2;
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-2);
}
.nv-links a { padding: 6px 2px; transition: color 0.18s ease; }
.nv-links a:hover { color: var(--ink); }
.nv-cta-row {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nv-ghost {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-2);
  padding: 8px 12px;
  border-radius: 99px;
  transition: color 0.18s ease, background 0.18s ease;
}
.nv-ghost:hover { color: var(--ink); background: var(--bg-2); }
.nv-burger { display: none; }

@media (prefers-reduced-motion: reduce) {
  .nv,
  .nv-inner {
    transition: none;
  }
  .demo-stage-tilt {
    transform: none !important;
  }
  .hdemo-preview-body,
  .hero-demo-wrap,
  .demo-video-stage,
  .browser-frame,
  .sut-app,
  .ab-scene-layer,
  .demo-step-dot,
  .demo-caption,
  .demo-video-url,
  .agent-cursor,
  .hdemo-tab-swap,
  .demo-browser-wrap,
  .demo-stage-tilt,
  .problem-fig-stage,
  .problem-fig-scene,
  .pf-ui {
    animation: none !important;
  }
  .agent-cursor { transition: none; }
  .browser-page,
  .browser-page-loader,
  .browser-nav-progress i,
  .browser-nav-btn.reload.spinning svg,
  .browser-click-ripple {
    animation: none !important;
    transition: none !important;
  }
  .browser-page.browser-nav-loading { opacity: 1; filter: none; }
  .demo-progress-fill { transition: none; }
  .demo-chapter-fill { transition: none; }
  .demo-surface-swap { transition: none; }
  .ab-input.typing::after { display: none; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 99px;
  font-weight: 560;
  font-size: 15.5px;
  padding: 12px 22px;
  line-height: 1;
  transition: transform 0.18s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--ink);
  color: var(--bg);
  box-shadow: 0 1px 2px rgba(23, 21, 15, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}
.btn-primary:hover { background: #000; transform: translateY(-1px); box-shadow: 0 6px 20px -6px rgba(23, 21, 15, 0.4); }
.btn-primary .arr { transition: transform 0.18s ease; }
.btn-primary:hover .arr { transform: translateX(3px); }
.btn-signal { background: var(--signal); color: #fff; box-shadow: 0 1px 2px rgba(224, 74, 47, 0.35); }
.btn-signal:hover { background: var(--signal-ink); transform: translateY(-1px); box-shadow: 0 8px 24px -8px rgba(224, 74, 47, 0.55); }
.btn-outline { border: 1px solid var(--line); background: var(--card); color: var(--ink); }
.btn-outline:hover { border-color: var(--ink-3); transform: translateY(-1px); box-shadow: var(--shadow-card); }
.btn-ghost { border: 1px solid var(--line); background: transparent; color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink-3); background: var(--card); transform: translateY(-1px); }
.btn-sm { padding: 9px 16px; font-size: 14px; }
.serif { font-family: var(--font-display); font-style: italic; }

/* ---------- hero ---------- */
.hero { position: relative; padding: 96px 0 48px; text-align: center; overflow: hidden; }
.hero .frame { position: relative; z-index: 1; }
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(560px 340px at 30% 18%, rgba(224, 74, 47, 0.055), transparent 65%),
    radial-gradient(640px 400px at 72% 8%, rgba(23, 138, 91, 0.05), transparent 65%);
  mask-image: linear-gradient(to bottom, #000 0%, #000 42%, transparent 92%);
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--line) 70%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--line) 70%, transparent) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.22;
  mask-image: radial-gradient(ellipse 88% 72% at 50% 24%, #000 0%, transparent 74%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle,
    color-mix(in srgb, var(--ink-3) 28%, transparent) 0.75px,
    transparent 0.75px
  );
  background-size: 28px 28px;
  background-position: 14px 14px;
  opacity: 0.38;
  mask-image: radial-gradient(ellipse 92% 78% at 50% 26%, #000 0%, transparent 76%);
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 550;
  color: var(--ink-2);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 7px 14px;
  box-shadow: var(--shadow-card);
}
.hero-eyebrow .pulse {
  width: 7px; height: 7px; border-radius: 99px; background: var(--jade);
  box-shadow: 0 0 0 0 rgba(23, 138, 91, 0.5);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(23, 138, 91, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(23, 138, 91, 0); }
  100% { box-shadow: 0 0 0 0 rgba(23, 138, 91, 0); }
}
.hero h1 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-size: clamp(46px, 7.4vw, 88px);
  line-height: 1.02;
  font-weight: 640;
  letter-spacing: -0.034em;
  margin: 26px auto 0;
  max-width: 15ch;
  text-wrap: balance;
}
.hero h1 .hl { color: var(--signal); }
.hero-sub {
  margin: 22px auto 0;
  max-width: 640px;
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
  text-wrap: pretty;
}
.hero-sub strong { color: var(--ink); font-weight: 600; }
.hero-cta-row {
  margin-top: 34px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-install {
  margin: 26px auto 0;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--ink-2);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 11px 12px 11px 18px;
  box-shadow: var(--shadow-card);
}
.hero-install .pp { color: var(--signal); user-select: none; }
.hero-install .em { color: var(--ink); font-weight: 500; }
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 550;
  color: var(--ink-2);
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: 7px;
  padding: 5px 10px;
  transition: all 0.18s ease;
}
.copy-btn:hover { color: var(--ink); border-color: var(--ink-3); }
.copy-btn.copied { color: var(--jade); border-color: var(--jade); background: var(--jade-soft); }
.copy-btn svg { width: 13px; height: 13px; }
.hero-trust {
  margin-top: 22px;
  display: flex;
  justify-content: center;
  gap: 26px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--ink-3);
  font-weight: 500;
}
.hero-trust .check { color: var(--jade); margin-right: 5px; }

/* ---------- hero demo (Claude-style interactive shell) ---------- */
.hero { padding-bottom: 0; }
.hero-copy { padding-bottom: 8px; }
.hero-demo-wrap {
  margin-top: 40px;
  animation: hero-demo-in 0.55s cubic-bezier(0.16, 1, 0.3, 1) 0.05s both;
}
@keyframes hero-demo-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
.hero-picker { text-align: center; margin-bottom: 22px; }
.hero-picker-label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-3);
  margin-bottom: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.hero-picker-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
  max-width: min(1080px, 100%);
  margin: 0 auto;
  padding: 6px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--bg-2) 88%, #fff) 0%, var(--bg-2) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 1px 2px rgba(23, 21, 15, 0.04);
}
.hero-pick {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 12px 13px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-2);
  text-align: left;
  cursor: pointer;
  transition:
    border-color 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.28s ease;
}
.hero-pick::before {
  content: '';
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 5px;
  height: 2px;
  border-radius: 99px;
  background: var(--signal);
  transform: scaleX(0);
  opacity: 0;
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.28s ease;
}
.hero-pick:hover {
  background: color-mix(in srgb, var(--card) 72%, transparent);
  border-color: color-mix(in srgb, var(--line) 80%, transparent);
  transform: translateY(-1px);
}
.hero-pick.on {
  border-color: color-mix(in srgb, var(--signal) 22%, var(--line));
  background: var(--card);
  box-shadow:
    0 1px 2px rgba(23, 21, 15, 0.05),
    0 10px 28px -14px rgba(23, 21, 15, 0.14);
}
.hero-pick.on::before {
  transform: scaleX(1);
  opacity: 1;
}
.hero-pick-icon {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--bg-2) 80%, var(--card));
  border: 1px solid var(--line-soft);
  color: var(--ink-3);
  transition:
    background 0.28s ease,
    border-color 0.28s ease,
    color 0.28s ease,
    transform 0.28s ease;
}
.hero-pick.on .hero-pick-icon {
  background: var(--signal-soft);
  border-color: color-mix(in srgb, var(--signal) 18%, var(--line));
  color: var(--signal);
  transform: scale(1.04);
}
.hero-pick-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}
.hero-pick-name {
  font-size: 13.5px;
  font-weight: 650;
  color: var(--ink);
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero-pick.on .hero-pick-name { color: var(--ink); }
.hero-pick-sub {
  font-size: 11px;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero-pick.on .hero-pick-sub { color: color-mix(in srgb, var(--ink-2) 88%, var(--signal)); }
.hero-demo-stage {
  padding: 0;
  margin-top: 0;
}
.hero-demo-stage > .frame {
  padding-left: 16px;
  padding-right: 16px;
}
.hero-install-row {
  text-align: center;
  padding: 28px 0 56px;
}
.hero-install-row .hero-install { margin: 0 auto; }
.hero-entry-rail {
  display: grid;
  grid-template-columns: minmax(180px, 1.35fr) repeat(4, minmax(0, 1fr));
  max-width: 1040px;
  margin: 28px auto 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: color-mix(in srgb, var(--card) 78%, transparent);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  text-align: left;
}
.hero-entry-intro,
.hero-entry {
  min-width: 0;
  min-height: 76px;
  padding: 14px 16px;
}
.hero-entry-intro {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  background: var(--code-bg);
  color: #f7f4ea;
}
.hero-entry-intro span,
.hero-entry > span {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.hero-entry-intro span { color: #8e897b; }
.hero-entry-intro strong { font-family: var(--font-display); font-size: 16px; letter-spacing: -.01em; }
.hero-entry {
  display: grid;
  align-content: center;
  gap: 2px;
  border-left: 1px solid var(--line-soft);
  transition: background .2s ease, color .2s ease;
}
.hero-entry:hover { background: var(--signal-soft); }
.hero-entry > span { color: var(--signal); }
.hero-entry strong { font-size: 13px; font-weight: 650; }
.hero-entry small { overflow: hidden; color: var(--ink-3); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }

/* demo video player — split viewport + agent panel */
.hdemo-shell {
  background: transparent;
  border: none;
  box-shadow: none;
  overflow: visible;
}
.demo-video {
  --demo-w: 1140px;
  --demo-stage-min: 520px;
  --demo-panel-w: 340px;
  width: min(var(--demo-w), 100%);
  margin: 0 auto;
  background: #fff;
  border: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  border-radius: 24px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.65) inset,
    0 1px 2px rgba(23, 21, 15, 0.04),
    0 32px 88px -32px rgba(23, 21, 15, 0.26),
    0 12px 32px -16px rgba(23, 21, 15, 0.1);
  overflow: hidden;
}
.demo-run-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 18px;
  background: linear-gradient(180deg, #1f1d19 0%, #1a1814 100%);
  color: #e8e4da;
  border-bottom: 1px solid #2a2720;
}
.demo-run-live {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #ffb4a6;
  padding: 3px 7px;
  border-radius: 5px;
  background: rgba(224, 74, 47, 0.2);
  border: 1px solid rgba(224, 74, 47, 0.35);
  flex-shrink: 0;
}
.demo-run-left {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-size: 11.5px;
}
.demo-play-btn {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid #3a362f;
  border-radius: 8px;
  background: linear-gradient(180deg, #2a2720 0%, #232019 100%);
  color: #f0ebe0;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease,
    color 0.2s ease;
}
.demo-play-btn:hover {
  background: #353129;
  border-color: #4a453c;
  color: #fff;
  transform: scale(1.04);
}
.demo-play-btn:active { transform: scale(0.96); }
.demo-pause-chip {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c4bfb3;
  padding: 5px 9px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid #3a362f;
}
.demo-video.is-paused .rec-dot { animation-play-state: paused; }
.demo-video.is-paused .demo-chapter-fill { transition: none; }
.demo-run-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  color: #fff;
  letter-spacing: -0.02em;
}
.demo-run-id {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: #9a9488;
}
.demo-run-sep { color: #5c574d; }
.demo-run-timer {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: #c4bfb3;
  font-variant-numeric: tabular-nums;
}
.demo-run-right { flex-shrink: 0; }
.demo-rec {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ff9d8a;
  padding: 5px 9px;
  border-radius: 6px;
  background: rgba(224, 74, 47, 0.15);
  border: 1px solid rgba(224, 74, 47, 0.28);
}
.demo-outcome-chip {
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 5px 9px;
  border-radius: 6px;
}
.demo-outcome-chip.ok {
  color: #6ee7b7;
  background: rgba(23, 138, 91, 0.18);
  border: 1px solid rgba(23, 138, 91, 0.35);
}
.demo-outcome-chip.fail {
  color: #ff9d8a;
  background: rgba(224, 74, 47, 0.15);
  border: 1px solid rgba(224, 74, 47, 0.28);
}
.rec-dot {
  width: 6px;
  height: 6px;
  border-radius: 99px;
  background: #e04a2f;
  animation: rec-blink 1.4s ease-in-out infinite;
}
@keyframes rec-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.demo-surface-swap {
  transition:
    opacity 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
  transform: translateZ(0);
  backface-visibility: hidden;
}
.demo-surface-swap.demo-swap-leaving {
  opacity: 0;
  transform: translateY(6px) scale(0.992);
  pointer-events: none;
}
.demo-surface-swap.demo-swap-entering {
  opacity: 0;
  transform: translateY(-5px) scale(1.004);
  pointer-events: none;
}
.demo-surface-swap.demo-swap-idle {
  opacity: 1;
  transform: none;
}
.demo-video-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--demo-panel-w);
  min-height: var(--demo-stage-min);
}
.demo-surface-strip {
  background: #faf9f7;
  border-bottom: 1px solid var(--line-soft);
}
.demo-surface-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  padding: 0 10px;
}
.demo-surface-tab {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
  padding: 11px 12px 10px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--ink-3);
  text-align: left;
  cursor: pointer;
  transition:
    color 0.22s ease,
    border-color 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}
.demo-surface-tab:hover {
  color: var(--ink-2);
  background: color-mix(in srgb, var(--card) 60%, transparent);
}
.demo-surface-tab.on {
  color: var(--ink);
  border-bottom-color: var(--signal);
  background: #fff;
}
.demo-surface-tab-icon {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--bg-2) 80%, #fff);
  border: 1px solid var(--line-soft);
  color: var(--ink-3);
  transition: background 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}
.demo-surface-tab.on .demo-surface-tab-icon {
  background: var(--signal-soft);
  border-color: color-mix(in srgb, var(--signal) 18%, var(--line));
  color: var(--signal);
}
.demo-surface-tab-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}
.demo-surface-tab-name {
  font-size: 12.5px;
  font-weight: 650;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.demo-surface-tab-sub {
  font-size: 10px;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.demo-surface-tab.on .demo-surface-tab-sub {
  color: color-mix(in srgb, var(--ink-2) 85%, var(--signal));
}
.demo-chapters {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 4px;
  padding: 0 14px 10px;
  background: #faf9f7;
  border-bottom: 1px solid var(--line-soft);
}
.demo-chapter {
  height: 2px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--line) 85%, transparent);
  overflow: hidden;
  transition: background 0.32s ease;
}
.demo-chapter.on { background: color-mix(in srgb, var(--signal) 18%, var(--line)); }
.demo-chapter.done { background: color-mix(in srgb, var(--signal) 28%, var(--line)); }
.demo-chapter-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--signal), #f08b78);
  will-change: width;
  transition: width 0.2s linear, opacity 0.28s ease;
}
.demo-video-stage {
  position: relative;
  display: grid;
  place-items: center;
  padding: 32px 24px 36px;
  background:
    radial-gradient(ellipse 90% 70% at 50% 0%, rgba(224, 74, 47, 0.1), transparent 52%),
    radial-gradient(ellipse 80% 55% at 50% 100%, rgba(255, 255, 255, 0.05), transparent 58%),
    linear-gradient(180deg, #1e1c18 0%, #14120f 100%);
  border-right: 1px solid #2a2720;
  overflow: hidden;
  perspective: 1400px;
  perspective-origin: 50% 38%;
}
.demo-scene-grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  pointer-events: none;
  background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.09) 1px, transparent 0);
  background-size: 22px 22px;
}
.demo-stage-glow {
  position: absolute;
  left: 50%;
  top: 42%;
  width: min(92%, 640px);
  height: 72%;
  transform: translate(-50%, -50%);
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(255, 255, 255, 0.1), transparent 72%);
  pointer-events: none;
  z-index: 0;
}
.demo-stage-tilt {
  position: relative;
  z-index: 1;
  width: 100%;
  transform-style: preserve-3d;
  transform: rotateX(2deg) rotateY(-1deg);
  transition: transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}
.hdemo-shell:hover .demo-stage-tilt,
.demo-video:not(.is-paused) .demo-stage-tilt {
  transform: rotateX(1.5deg) rotateY(-0.5deg);
}
.demo-video.is-paused .demo-stage-tilt {
  transform: none;
}
.demo-browser-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 100%;
  transition: filter 0.45s ease;
}
.demo-browser-wrap.is-pass { filter: drop-shadow(0 0 32px rgba(23, 138, 91, 0.22)); }
.demo-browser-wrap.is-fail { filter: drop-shadow(0 0 32px rgba(224, 74, 47, 0.22)); }

/* Chrome-realistic browser chrome (Chromium Refresh 2023 palette) */
.browser-frame--chrome {
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.28);
  box-shadow:
    0 0 0 0.5px rgba(0, 0, 0, 0.5),
    0 28px 80px -20px rgba(0, 0, 0, 0.62),
    0 12px 32px -14px rgba(0, 0, 0, 0.4);
}
.browser-frame {
  width: 100%;
  background: #fff;
  overflow: hidden;
}
.browser-chrome-top {
  display: grid;
  grid-template-columns: 72px 1fr 72px;
  align-items: flex-end;
  min-height: 40px;
  padding: 11px 8px 0;
  background: #dee1e6;
}
.browser-dots {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 0 11px 8px;
  flex-shrink: 0;
}
.browser-dots i {
  width: 12px;
  height: 12px;
  border-radius: 99px;
  box-shadow: inset 0 0 0 0.5px rgba(0, 0, 0, 0.15);
}
.browser-dots i:nth-child(1) { background: #ff5f57; }
.browser-dots i:nth-child(2) { background: #febc2e; }
.browser-dots i:nth-child(3) { background: #28c840; }
.browser-tabstrip {
  display: flex;
  align-items: flex-end;
  gap: 0;
  min-width: 0;
  overflow: hidden;
}
.browser-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: min(200px, 34vw);
  flex: 0 1 auto;
  height: 36px;
  padding: 0 12px;
  margin-right: -1px;
  background: #c9ccd1;
  color: #3c4043;
  font-size: 12px;
  line-height: 1;
  position: relative;
  border-radius: 8px 8px 0 0;
}
.browser-tab.ghost {
  opacity: 0.92;
  color: #5f6368;
}
.browser-tab.on {
  background: #fff;
  color: #202124;
  z-index: 2;
  flex: 1 1 auto;
  max-width: min(260px, 44vw);
  margin-bottom: -1px;
  padding-bottom: 1px;
}
.browser-tab.on::before,
.browser-tab.on::after {
  content: '';
  position: absolute;
  bottom: 0;
  width: 10px;
  height: 10px;
  pointer-events: none;
}
.browser-tab.on::before {
  left: -10px;
  background: radial-gradient(circle at 0 0, transparent 10px, #fff 10px);
}
.browser-tab.on::after {
  right: -10px;
  background: radial-gradient(circle at 100% 0, transparent 10px, #fff 10px);
}
.browser-tab-favicon {
  flex-shrink: 0;
  display: block;
  width: 16px;
  height: 16px;
  border-radius: 2px;
  object-fit: contain;
}
.browser-tab-title {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 500;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.browser-tab-close {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 99px;
  color: #5f6368;
  opacity: 0;
}
.browser-tab.on .browser-tab-close { opacity: 0.75; }
.browser-tab-new {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin: 0 0 2px 2px;
  border-radius: 99px;
  color: #5f6368;
  flex-shrink: 0;
}
.browser-window-spacer { width: 72px; }
.browser-toolbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px 7px;
  background: #fff;
  border-bottom: 1px solid #e8eaed;
}
.browser-nav {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  padding-right: 4px;
  margin-right: 4px;
  border-right: 1px solid #e8eaed;
}
.browser-nav-btn {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 99px;
  border: none;
  background: transparent;
  color: #5f6368;
}
.browser-nav-btn.disabled { color: #bdc1c6; }
.browser-nav-btn.reload.spinning svg {
  animation: browser-reload-spin 0.85s linear infinite;
}
@keyframes browser-reload-spin {
  to { transform: rotate(360deg); }
}
.browser-frame.is-navigating .browser-omnibox.loading {
  background: #e8eaed;
}
.browser-nav-progress {
  position: relative;
  height: 3px;
  background: #e8eaed;
  overflow: hidden;
  flex-shrink: 0;
}
.browser-nav-progress i {
  display: block;
  height: 100%;
  width: 38%;
  background: #1a73e8;
  border-radius: 0 2px 2px 0;
  animation: browser-nav-bar 0.95s ease-in-out infinite;
}
@keyframes browser-nav-bar {
  0% { transform: translateX(-105%); }
  100% { transform: translateX(290%); }
}
.browser-omnibox {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  height: 36px;
  padding: 0 16px;
  border-radius: 99px;
  background: #f1f3f4;
}
.browser-site-info {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  color: #5f6368;
}
.browser-lock { color: #188038; }
.browser-url {
  flex: 1;
  min-width: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.browser-url-host { color: #202124; }
.browser-url-path { color: #5f6368; }
.browser-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  padding-left: 4px;
}
.browser-star,
.browser-ext,
.browser-sidepanel {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 99px;
  color: #5f6368;
}
.browser-avatar {
  width: 28px;
  height: 28px;
  border-radius: 99px;
  background: #1a73e8;
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  display: grid;
  place-items: center;
  margin: 0 2px 0 4px;
}
.browser-menu {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5px;
  width: 32px;
  height: 32px;
  border-radius: 99px;
  margin-left: 2px;
}
.browser-menu i {
  display: block;
  width: 3px;
  height: 3px;
  border-radius: 99px;
  background: #5f6368;
}
.browser-viewport {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  min-height: 400px;
  overflow: hidden;
  background: #fff;
}
.browser-page {
  position: relative;
  min-height: 400px;
  overflow: hidden;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: opacity 0.22s ease, filter 0.22s ease;
}
.browser-page.browser-nav-loading {
  opacity: 0.5;
  filter: blur(0.4px);
}
.browser-page.browser-nav-entering {
  animation: browser-page-in 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes browser-page-in {
  from { opacity: 0.35; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
.browser-page-loader {
  position: absolute;
  inset: 0;
  right: 15px;
  z-index: 4;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.82) 100%);
}
.browser-page-loader::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 28px;
  margin: -14px 0 0 -14px;
  border: 2.5px solid #e8eaed;
  border-top-color: #1a73e8;
  border-radius: 99px;
  animation: browser-page-spin 0.7s linear infinite;
}
@keyframes browser-page-spin {
  to { transform: rotate(360deg); }
}
.browser-click-ripple {
  position: absolute;
  z-index: 7;
  width: 30px;
  height: 30px;
  margin: -15px 0 0 -15px;
  border-radius: 99px;
  background: rgba(26, 115, 232, 0.18);
  border: 2px solid rgba(26, 115, 232, 0.42);
  pointer-events: none;
  animation: browser-click-ripple 0.48s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
@keyframes browser-click-ripple {
  from { opacity: 0.9; transform: scale(0.3); }
  to { opacity: 0; transform: scale(1.65); }
}
.browser-scrollbar {
  width: 15px;
  background: #f1f3f4;
  border-left: 1px solid #e8eaed;
  position: relative;
}
.browser-scrollbar-thumb {
  position: absolute;
  top: 52px;
  left: 4px;
  right: 4px;
  height: 108px;
  background: #c1c4c9;
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.05);
}

/* SUT (app under test) */
.sut-app {
  padding: 20px 24px 24px;
  font-size: 14px;
  min-height: 400px;
  box-sizing: border-box;
  color: #202124;
  line-height: 1.45;
}
.sut-app--gh {
  background: #fff;
  padding: 0;
}
.sut-app--trace {
  background: #f6f8fa;
  padding: 16px 20px 20px;
}
.sut-app--gmail,
.sut-app--stripe {
  padding: 0;
  min-height: 400px;
}
.sut-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid #e8eaed;
}
.sut-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 0;
}
.sut-nav span {
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: #5f6368;
  white-space: nowrap;
}
.sut-nav span.on {
  color: #202124;
  background: #f1f3f4;
}
.sut-logo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #17150f;
  text-transform: lowercase;
}
.sut-logo i {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--signal), #c93d28);
}
.sut-env {
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #80868b;
  padding: 4px 8px;
  border-radius: 6px;
  background: #f1f3f4;
  border: 1px solid #e8eaed;
  margin-left: auto;
  flex-shrink: 0;
}
.sut-h, .ab-h {
  font-size: 18px;
  font-weight: 600;
  color: #202124;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.sut-plan-card {
  padding: 16px;
  margin-bottom: 16px;
  border-radius: 12px;
  border: 1px solid #e8eaed;
  background: #fff;
  box-shadow: 0 1px 2px rgba(60, 64, 67, 0.06);
}
.sut-plan-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--signal);
  background: var(--signal-soft);
  padding: 3px 7px;
  border-radius: 5px;
  margin-bottom: 8px;
}
.sut-features {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  font-size: 11.5px;
  color: #565144;
}
.sut-features li {
  padding: 4px 0 4px 14px;
  position: relative;
}
.sut-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--jade);
  font-size: 10px;
}
.sut-mail {
  border: 1px solid #e7e3d8;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}
.sut-mail-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: #f7f6f3;
  border-bottom: 1px solid #efece4;
}
.sut-mail-title { font-weight: 650; font-size: 13px; }
.sut-mail-badge {
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  background: var(--signal);
  padding: 2px 6px;
  border-radius: 99px;
}
.sut-mail-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  padding: 12px;
  align-items: start;
}
.sut-mail-item.unread { background: #fef9f7; }
.sut-mail-item.hl {
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.4);
  border-radius: 8px;
}
.sut-mail-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #e7e3d8;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 700;
  color: #565144;
}
.sut-mail-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.sut-mail-from { font-size: 11px; color: #8f897a; }
.sut-mail-subj { font-size: 13px; font-weight: 600; color: #17150f; }
.sut-mail-preview { font-size: 11px; color: #8f897a; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sut-mail-time { font-size: 10px; color: #8f897a; }
.sut-checkout {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 12px;
}
.sut-card-row {
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  gap: 8px;
  margin-bottom: 12px;
}
.ab-input-sm {
  min-height: 36px;
  padding: 8px 10px;
  font-size: 12px;
}
.ab-input-card { font-family: var(--font-mono); letter-spacing: 0.04em; }
.sut-order {
  padding: 12px;
  border-radius: 10px;
  background: #f7f6f3;
  border: 1px solid #efece4;
  align-self: start;
}
.sut-order-line {
  display: flex;
  justify-content: space-between;
  font-size: 11.5px;
  color: #565144;
  padding: 4px 0;
}
.sut-order-line.dim { color: #8f897a; }
.sut-order-total {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid #e7e3d8;
  font-size: 13px;
}
.sut-receipt { padding-top: 4px; }
.sut-receipt-meta {
  margin-top: 10px;
  font-size: 10.5px;
  color: #8f897a;
  font-family: var(--font-mono);
}
.sut-dash-chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 64px;
  margin: 12px 0 14px;
  padding: 8px 10px;
  border-radius: 8px;
  background: #f7f6f3;
  border: 1px solid #efece4;
}
.sut-dash-chart span {
  flex: 1;
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, #f0a99a 0%, var(--signal) 100%);
  opacity: 0.85;
}
.sut-flow-path {
  display: block;
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: #8f897a;
  margin-bottom: 2px;
}
.sut-files { margin-top: 8px; }
.sut-file-icon {
  display: inline-block;
  font-size: 8px;
  font-weight: 800;
  color: #178a5b;
  background: #e8f5ee;
  padding: 2px 4px;
  border-radius: 3px;
  margin-right: 6px;
}
.ab-file.dim { color: #8f897a; font-style: italic; }

/* Gmail inbox (test confirm scene) */
.gmail-shell {
  display: flex;
  flex-direction: column;
  min-height: 400px;
  background: #fff;
}
.gmail-top {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 16px;
  border-bottom: 1px solid #e8eaed;
}
.gmail-logo { border-radius: 4px; }
.gmail-search {
  flex: 1;
  height: 46px;
  padding: 0 16px;
  border-radius: 8px;
  background: #f1f3f4;
  color: #80868b;
  font-size: 14px;
  display: flex;
  align-items: center;
}
.gmail-avatar {
  width: 32px;
  height: 32px;
  border-radius: 99px;
  background: #1a73e8;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  display: grid;
  place-items: center;
}
.gmail-body {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  flex: 1;
  min-height: 0;
}
.gmail-rail {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 8px;
  border-right: 1px solid #e8eaed;
  font-size: 13px;
  color: #202124;
}
.gmail-compose {
  margin-bottom: 10px;
  padding: 10px 20px;
  border-radius: 16px;
  background: #c2e7ff;
  color: #001d35;
  font-weight: 500;
  text-align: center;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}
.gmail-rail span:not(.gmail-compose) {
  padding: 6px 12px 6px 24px;
  border-radius: 0 16px 16px 0;
  color: #202124;
}
.gmail-rail span.on {
  background: #d3e3fd;
  font-weight: 600;
}
.gmail-inbox { min-width: 0; }
.gmail-inbox-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 500;
  border-bottom: 1px solid #e8eaed;
}
.gmail-row {
  display: grid;
  grid-template-columns: 18px 18px 120px minmax(80px, 1fr) minmax(0, 1.4fr) 52px;
  gap: 10px;
  align-items: center;
  padding: 8px 16px;
  font-size: 13px;
  border-bottom: 1px solid #f1f3f4;
  color: #202124;
}
.gmail-row.unread { font-weight: 600; background: #f2f6fc; }
.gmail-row.dim { color: #5f6368; font-weight: 400; background: #fff; }
.gmail-row.hl {
  box-shadow: inset 3px 0 0 #1a73e8;
  background: #e8f0fe;
}
.gmail-row.pressed {
  background: #d2e3fc;
  transform: scale(0.995);
}
.gmail-row-check {
  width: 14px;
  height: 14px;
  border: 1.5px solid #dadce0;
  border-radius: 2px;
}
.gmail-row-star { color: #9aa0a6; font-size: 14px; }
.gmail-row-from { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gmail-row-subj { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.gmail-row-preview {
  color: #5f6368;
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.gmail-row.unread .gmail-row-preview { color: #3c4043; }
.gmail-row-time { text-align: right; color: #5f6368; font-size: 12px; font-weight: 400; }

/* Stripe checkout (test pay scene) */
.stripe-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 42%);
  min-height: 400px;
}
.stripe-left {
  padding: 28px 32px;
  background: #fff;
}
.stripe-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: #0a2540;
  margin-bottom: 28px;
}
.stripe-brand i {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: linear-gradient(135deg, #e04a2f, #c93d28);
}
.stripe-label {
  display: block;
  font-size: 14px;
  color: #425466;
  margin-bottom: 6px;
}
.stripe-amount {
  font-size: 30px;
  font-weight: 600;
  color: #0a2540;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.stripe-amount span { font-size: 14px; font-weight: 400; color: #6b7c93; }
.stripe-field { margin-bottom: 16px; }
.stripe-field label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: #425466;
  margin-bottom: 6px;
}
.stripe-input {
  padding: 11px 12px;
  border: 1px solid #e6ebf1;
  border-radius: 6px;
  font-size: 14px;
  color: #0a2540;
  background: #fff;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.03), 0 0 0 1px rgba(0, 0, 0, 0.02);
}
.stripe-card { font-variant-numeric: tabular-nums; }
.stripe-card-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: -1px;
}
.stripe-card-row .stripe-input {
  border-radius: 0;
  border-top: none;
}
.stripe-card-row .stripe-input:first-child {
  border-radius: 0 0 0 6px;
  border-right: none;
}
.stripe-card-row .stripe-input:last-child { border-radius: 0 0 6px 0; }
.stripe-field.hl .stripe-input,
.stripe-field.hl .stripe-card {
  border-color: #0570de;
  box-shadow: 0 0 0 1px #0570de, 0 1px 1px rgba(0, 0, 0, 0.03);
}
.stripe-input.typing::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 0.95em;
  margin-left: 1px;
  vertical-align: -0.1em;
  background: #0570de;
  animation: caret-blink 0.85s step-end infinite;
}
.stripe-card-brands {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  font-size: 9px;
  font-weight: 700;
  color: #8898aa;
  letter-spacing: 0.04em;
}
.stripe-pay {
  width: 100%;
  margin-top: 8px;
  padding: 12px 16px;
  border: none;
  border-radius: 6px;
  background: #0570de;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.06);
}
.stripe-foot {
  margin: 14px 0 0;
  font-size: 12px;
  color: #8898aa;
  text-align: center;
}
.stripe-right {
  background: linear-gradient(180deg, #0a2540 0%, #0d3255 100%);
  color: #fff;
  padding: 28px 24px;
}
.stripe-right-inner { font-size: 13px; }
.stripe-right-label {
  display: block;
  color: #adbdcc;
  margin-bottom: 16px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stripe-right-line {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  color: #f6f9fc;
}
.stripe-right-total {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 14px;
}

/* GitHub PR shell */
.gh-shell { min-height: 400px; }
.gh-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid #d0d7de;
  background: #f6f8fa;
  font-size: 14px;
  color: #24292f;
}
.gh-repo { color: #57606a; }
.gh-repo strong { color: #24292f; font-weight: 600; }
.gh-pr-tabs {
  display: flex;
  gap: 8px;
  padding: 0 16px;
  border-bottom: 1px solid #d0d7de;
  background: #fff;
  font-size: 13px;
}
.gh-pr-tabs span {
  padding: 12px 4px;
  margin-bottom: -1px;
  color: #57606a;
  border-bottom: 2px solid transparent;
}
.gh-pr-tabs span.on {
  color: #24292f;
  font-weight: 600;
  border-bottom-color: #fd8c73;
}
.gh-pr-content { padding: 16px 20px 20px; }

/* GitHub-style guard */
.gh-pr-head { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.gh-state {
  font-size: 10px;
  font-weight: 700;
  color: #178a5b;
  background: #e8f5ee;
  padding: 3px 8px;
  border-radius: 99px;
  border: 1px solid #b8e6d0;
}
.gh-pr-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: #1f2328;
  letter-spacing: -0.02em;
}
.gh-pr-meta {
  font-size: 11.5px;
  color: #8f897a;
  margin-bottom: 12px;
}
.gh-pr-meta code {
  font-family: var(--font-mono);
  font-size: 10.5px;
  background: #f3f1ec;
  padding: 1px 5px;
  border-radius: 4px;
}
.gh-diff-stats {
  display: flex;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.gh-diff-stats span:first-child { color: #178a5b; }
.gh-diff-stats span:last-child { color: var(--signal); }
.gh-check-pending {
  font-size: 11px;
  color: #8f897a;
  padding: 8px 0;
}
.gh-diff-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #efece4;
  font-size: 12px;
  margin-bottom: 6px;
}
.gh-diff-row code {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}
.gh-diff-row.bad code { color: var(--signal); }
.gh-diff-row.hl {
  box-shadow: 0 0 0 2px rgba(224, 74, 47, 0.28);
  background: #fff8f6;
}
.gh-diff-row.pressed {
  transform: scale(0.99);
  filter: brightness(0.96);
}
.ab-alert.pressed {
  transform: scale(0.985);
  filter: brightness(0.94);
}
.ab-row.pressed {
  transform: scale(0.99);
  filter: brightness(0.96);
}

/* Trace debug */
.trace-run-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.trace-run-id {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}
.trace-run-fail {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--signal);
  background: var(--signal-soft);
  padding: 3px 8px;
  border-radius: 5px;
}
.trace-scrubber {
  height: 4px;
  background: #e7e3d8;
  border-radius: 99px;
  margin-bottom: 12px;
  overflow: hidden;
}
.trace-scrubber-fill {
  height: 100%;
  background: var(--signal);
  border-radius: 99px;
}
.trace-split { display: grid; gap: 10px; }
.trace-pane {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #efece4;
  background: #fff;
}
.trace-pane-label {
  display: block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8f897a;
  margin-bottom: 6px;
}
.trace-pane-ok {
  font-size: 12px;
  color: var(--jade);
  font-weight: 550;
}

/* agent panel */
.demo-agent-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 18px;
  background: linear-gradient(180deg, #fff 0%, #faf9f7 100%);
  border-left: 1px solid var(--line-soft);
}
.demo-agent-head {
  display: flex;
  align-items: center;
  gap: 11px;
}
.demo-agent-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.demo-agent-step {
  font-size: 12px;
  font-weight: 560;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}
.demo-agent-say {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 520;
  color: var(--ink);
  letter-spacing: -0.018em;
  padding: 12px 14px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--line-soft);
  box-shadow: 0 1px 2px rgba(23, 21, 15, 0.03);
}
.demo-action-log {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-height: 120px;
  max-height: 200px;
  overflow-y: auto;
}
.demo-action {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  gap: 8px;
  align-items: start;
  padding: 7px 8px;
  border-radius: 8px;
  font-size: 11px;
  line-height: 1.4;
  color: #8f897a;
}
.demo-action.on {
  background: #fef5f3;
  color: #17150f;
  border: 1px solid color-mix(in srgb, var(--signal) 12%, var(--line));
}
.demo-action.done { color: #565144; }
.demo-action-kind {
  font-size: 10px;
  line-height: 1.6;
  text-align: center;
  opacity: 0.7;
}
.demo-action.on .demo-action-kind { opacity: 1; color: var(--signal); }
.demo-action-text { min-width: 0; }
.demo-action-ms {
  flex: 0 0 auto;
  font: 500 10px/1 var(--mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  color: var(--ink-3, #8a8a84);
  letter-spacing: 0.02em;
}
.demo-action-check {
  font-size: 10px;
  color: var(--jade);
  font-weight: 700;
}
.demo-agent-track { margin-top: auto; }
.demo-scenario-card {
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--line-soft);
  background: var(--bg-2);
}
.demo-scenario-label {
  display: block;
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 5px;
}
.demo-scenario-text {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-2);
}
@keyframes demo-app-in {
  from { opacity: 0; transform: translateY(10px) scale(0.988); }
  to { opacity: 1; transform: none; }
}
.agent-cursor {
  position: absolute;
  z-index: 8;
  pointer-events: none;
  margin: 0;
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.35));
  will-change: left, top;
}
.agent-cursor.down {
  transform: translateY(1px) scale(0.9);
  transform-origin: 1px 1px;
}
.agent-cursor.typing {
  animation: none;
}
.agent-cursor svg path {
  fill: #202124;
  stroke: #fff;
  stroke-width: 1.2;
}
.agent-cursor::after {
  content: '';
  position: absolute;
  left: 2px;
  top: 2px;
  width: 18px;
  height: 18px;
  border-radius: 99px;
  border: 2px solid rgba(26, 115, 232, 0.55);
  opacity: 0;
  transform: scale(0.4);
}
.agent-cursor.click::after {
  animation: cursor-ring 0.42s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes cursor-ring {
  0% { opacity: 0.75; transform: scale(0.45); }
  100% { opacity: 0; transform: scale(1.35); }
}
.agent-cursor.click {
  animation: cursor-tap 0.22s cubic-bezier(0.22, 1, 0.36, 1);
  transform-origin: 1px 1px;
}
@keyframes cursor-tap {
  0% { transform: scale(1); }
  45% { transform: translateY(1px) scale(0.88); }
  100% { transform: scale(1); }
}
.demo-caption-avatar {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--signal), #c93d28);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  box-shadow: 0 4px 14px -6px rgba(224, 74, 47, 0.45);
}
.demo-caption-kicker {
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.demo-caption-safe {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  font-size: 11px;
  font-weight: 600;
  color: var(--jade);
  background: var(--jade-soft);
  border-radius: 8px;
  padding: 5px 10px;
  border: 1px solid color-mix(in srgb, var(--jade) 16%, var(--line));
}
.demo-steps {
  display: flex;
  align-items: center;
  gap: 5px;
}
.demo-step-dot {
  width: 5px;
  height: 5px;
  border-radius: 99px;
  background: var(--line);
  transition:
    width 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.28s ease,
    box-shadow 0.28s ease;
}
.demo-step-dot.done {
  background: color-mix(in srgb, var(--signal) 42%, var(--line));
}
.demo-step-dot.on {
  width: 16px;
  background: var(--signal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 16%, transparent);
}
.demo-progress {
  height: 3px;
  background: var(--line-soft);
  border-radius: 99px;
  overflow: hidden;
}
.demo-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--signal), #f08b78);
  border-radius: 99px;
  will-change: width;
}

.ab-field,
.ab-btn,
.ab-inbox,
.ab-row,
.ab-alert {
  transition:
    box-shadow 0.55s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.ab-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  color: #17150f;
  margin-bottom: 12px;
}
.ab-h {
  font-size: 17px;
  font-weight: 650;
  color: #17150f;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.ab-p {
  font-size: 12.5px;
  color: #565144;
  line-height: 1.5;
  margin-bottom: 10px;
}
.ab-p.dim { color: #8f897a; }
.ab-price {
  font-size: 32px;
  font-weight: 700;
  color: #17150f;
  margin-bottom: 18px;
}
.ab-price span { font-size: 15px; font-weight: 500; color: #8f897a; }
.ab-field {
  margin-bottom: 14px;
  border-radius: 10px;
  transition: box-shadow 0.3s ease;
}
.ab-field label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: #5f6368;
  margin-bottom: 6px;
}
.ab-input {
  padding: 11px 13px;
  border: 1px solid #dadce0;
  border-radius: 8px;
  font-size: 14px;
  color: #202124;
  background: #fff;
  min-height: 42px;
  box-shadow: 0 1px 2px rgba(60, 64, 67, 0.04);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.ab-field.hl .ab-input,
.ab-input:focus-visible {
  border-color: #1a73e8;
  box-shadow: 0 0 0 1px #1a73e8;
}
.ab-field.hl, .ab-btn.hl, .ab-inbox.hl, .ab-row.hl, .ab-alert.hl {
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.35);
  border-radius: 10px;
  transform: none;
}
.ab-btn {
  margin-top: 10px;
  padding: 11px 20px;
  border-radius: 8px;
  background: #1a73e8;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  box-shadow: 0 1px 2px rgba(60, 64, 67, 0.15);
  cursor: default;
}
.ab-btn.primary { background: #1a73e8; }
.ab-btn.hl {
  box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.35);
}
.ab-field.pressed .ab-input,
.ab-btn.pressed {
  transform: scale(0.985);
  filter: brightness(0.94);
  transition: transform 0.08s ease, filter 0.08s ease;
}
.stripe-field.pressed .stripe-input,
.stripe-field.pressed .stripe-card {
  transform: scale(0.99);
  filter: brightness(0.96);
  transition: transform 0.08s ease, filter 0.08s ease;
}
.ab-input.typing::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 0.95em;
  margin-left: 1px;
  vertical-align: -0.1em;
  background: #1a73e8;
  animation: caret-blink 0.85s step-end infinite;
}
@keyframes caret-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}
.ab-success {
  font-size: 12px;
  font-weight: 600;
  color: #178a5b;
  background: #e8f5ee;
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 14px;
  text-align: center;
}
.ab-inbox {
  padding: 12px 14px;
  border: 1px solid #e7e3d8;
  border-radius: 10px;
  background: #faf9f6;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.ab-inbox-from { font-size: 11px; color: #8f897a; }
.ab-inbox-subj { font-size: 13.5px; font-weight: 550; color: var(--signal); }
.ab-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-top: 1px solid #efece4;
  font-size: 14px;
}
.ab-row.bad strong { color: var(--signal); }
.ab-navfake {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}
.ab-navfake span {
  font-size: 12.5px;
  color: #8f897a;
  padding: 6px 10px;
  border-radius: 6px;
}
.ab-navfake span.on {
  background: #f3f1ec;
  color: #17150f;
  font-weight: 550;
}
.ab-scan {
  display: flex;
  gap: 6px;
  margin: 16px 0;
}
.ab-scan span {
  flex: 1;
  height: 6px;
  border-radius: 99px;
  background: #efece4;
}
.ab-scan span.on {
  background: var(--signal);
  animation: scan-pulse 1.2s ease-in-out infinite;
}
@keyframes scan-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}
.ab-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ab-list li {
  padding: 9px 12px;
  border-radius: 8px;
  border: 1px solid #efece4;
  font-size: 13px;
  color: #8f897a;
  transition:
    border-color 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.ab-list li.on {
  border-color: #c8e6d4;
  background: #f0faf5;
  color: #17150f;
  font-weight: 550;
}
.ab-file {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid #efece4;
  color: #8f897a;
  margin-bottom: 6px;
}
.ab-file.on {
  border-color: #c8e6d4;
  background: #f0faf5;
  color: #17150f;
}
.ab-pr {
  font-size: 15px;
  font-weight: 650;
  color: #17150f;
}
.ab-pr span { font-weight: 400; color: #8f897a; font-size: 13px; }
.ab-check {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #efece4;
  font-size: 13px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ab-check.run { color: #565144; }
.ab-check.fail {
  border-color: #f5d0c8;
  background: #fef5f3;
  color: var(--signal);
  font-weight: 550;
}
.ab-blocked {
  margin-top: 12px;
  text-align: center;
  font-size: 13px;
  font-weight: 650;
  color: var(--signal);
  background: #fef5f3;
  border: 1px solid #f5d0c8;
  border-radius: 8px;
  padding: 10px;
  animation: demo-caption-in 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
.ab-timeline { display: flex; flex-direction: column; gap: 6px; }
.ab-tl {
  font-size: 12.5px;
  padding: 8px 12px;
  border-radius: 8px;
  color: #8f897a;
  border: 1px solid transparent;
}
.ab-tl.on { color: #565144; border-color: #efece4; }
.ab-tl.fail {
  color: var(--signal);
  background: #fef5f3;
  border-color: #f5d0c8;
  font-weight: 550;
}
.ab-alert {
  font-size: 13px;
  font-weight: 550;
  color: var(--signal);
  background: #fef5f3;
  border: 1px solid #f5d0c8;
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 10px;
}
.ab-cause {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #178a5b;
  background: #e8f5ee;
  border-radius: 8px;
  padding: 10px 12px;
  animation: demo-caption-in 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes hdemo-fade {
  from { opacity: 0; transform: translateY(3px); }
  to { opacity: 1; transform: none; }
}

/* ---------- run panel (legacy) ---------- */
.runwrap { padding: 40px 0 20px; }
.runpanel {
  max-width: 980px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-pop);
  overflow: hidden;
  text-align: left;
}
.runpanel-chrome {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(var(--bg), var(--card));
}
.runpanel-dots { display: flex; gap: 6px; }
.runpanel-dots i { width: 10px; height: 10px; border-radius: 99px; background: var(--line); }
.runpanel-title {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-3);
}
.runpanel-badge {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 99px;
  background: var(--jade-soft);
  color: var(--jade);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.runpanel-badge.running { background: var(--amber-soft); color: var(--amber); }
.runpanel-badge .spin {
  width: 9px; height: 9px;
  border: 1.5px solid currentColor;
  border-right-color: transparent;
  border-radius: 99px;
  animation: rot 0.8s linear infinite;
}
@keyframes rot { to { transform: rotate(360deg); } }

.runpanel-goal {
  padding: 16px 22px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  gap: 10px;
  align-items: baseline;
  flex-wrap: wrap;
}
.runpanel-goal .k { color: var(--ink-3); font-size: 12px; }
.runpanel-goal .goal-text { color: var(--ink); font-weight: 500; }
.runpanel-body { display: grid; grid-template-columns: 1fr 300px; min-height: 328px; }
.runsteps { padding: 16px 8px 16px 14px; border-right: 1px solid var(--line-soft); }
.runstep {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  font-size: 14px;
  color: var(--ink-2);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.45s ease, transform 0.45s ease, background 0.3s ease;
}
.runstep.on { opacity: 1; transform: none; }
.runstep.active { background: var(--bg-2); color: var(--ink); }
.runstep .st-ico {
  flex: none;
  width: 20px; height: 20px;
  margin-top: 2px;
  border-radius: 99px;
  display: grid;
  place-items: center;
  font-size: 11px;
  border: 1.5px solid var(--line);
  color: var(--ink-3);
  background: var(--card);
}
.runstep.done .st-ico { background: var(--jade-soft); border-color: transparent; color: var(--jade); }
.runstep.active .st-ico { border-color: var(--amber); color: var(--amber); }
.runstep.active .st-ico::after {
  content: "";
  width: 8px; height: 8px;
  border: 1.5px solid var(--amber);
  border-right-color: transparent;
  border-radius: 99px;
  animation: rot 0.8s linear infinite;
}
.runstep.active .st-ico span { display: none; }
.runstep .st-label { font-weight: 500; }
.runstep .st-detail { font-family: var(--font-mono); font-size: 12px; color: var(--ink-3); margin-top: 1px; }
.runstep .st-detail .j { color: var(--jade); }
.runstep .st-detail .s { color: var(--signal); }

.runside { padding: 16px 18px; background: var(--bg); display: flex; flex-direction: column; gap: 10px; }
.runside-h {
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.clone-evt {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-sm);
  padding: 9px 12px;
  color: var(--ink-2);
  opacity: 0;
  transform: translateX(8px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.clone-evt.on { opacity: 1; transform: none; }
.clone-evt .svc { color: var(--ink); font-weight: 500; }
.clone-evt .ok { color: var(--jade); }
.runpanel-foot {
  border-top: 1px solid var(--line-soft);
  padding: 13px 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-3);
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.runpanel-foot.on { opacity: 1; }
.runpanel-foot .pass { color: var(--jade); font-weight: 600; }
.runpanel-foot a { color: var(--signal); }

/* ---------- section scaffolding ---------- */
.section { padding: 110px 0; }
.section-tight { padding: 84px 0; }
.sec-eyebrow {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 18px;
}
.sec-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.6vw, 52px);
  line-height: 1.06;
  font-weight: 620;
  letter-spacing: -0.028em;
  max-width: 22ch;
  text-wrap: balance;
}
.sec-title .dim { color: var(--ink-3); }
.sec-lede {
  margin-top: 18px;
  max-width: 620px;
  font-size: 18px;
  color: var(--ink-2);
  text-wrap: pretty;
}
.sec-center { text-align: center; }
.sec-center .sec-title, .sec-center .sec-lede { margin-left: auto; margin-right: auto; }

/* ---------- problem (Linear-style scroll story) ---------- */
.problem-section {
  padding: 96px 0 0;
  background:
    linear-gradient(180deg, var(--bg) 0%, color-mix(in srgb, var(--bg-2) 55%, var(--bg)) 42%, var(--bg) 100%);
}
.problem-intro {
  max-width: min(920px, 100%);
  padding-bottom: 12px;
}
.problem-thesis {
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.8vw, 3.75rem);
  font-weight: 620;
  letter-spacing: -0.034em;
  line-height: 1.08;
  max-width: none;
  text-wrap: balance;
}
.problem-thesis span {
  display: block;
}
.problem-thesis .dim {
  color: var(--ink-3);
}
.problem-lede {
  margin-top: 28px;
  max-width: 58ch;
  font-size: 18px;
  line-height: 1.62;
  color: var(--ink-2);
  text-wrap: pretty;
}
.problem-divider {
  margin: 52px auto 0;
  max-width: var(--frame-w);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 12%, var(--line) 88%, transparent);
  opacity: 0.85;
}

.problem-figures {
  margin-top: 0;
}
.problem-figures--static {
  margin-top: 0;
}
.problem-fig > .rv {
  display: block;
  width: 100%;
}
.problem-figures--static .problem-scroll-hero {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}
.problem-figures--static .problem-scroll-hero.flip {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.problem-figures--static .problem-fig-copy {
  grid-column: 1;
  grid-row: 1;
  max-width: none;
  min-width: 0;
  align-self: start;
  padding-top: 8px;
}
.problem-figures--static .problem-fig-visual {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  width: 100%;
  align-self: start;
}
.problem-figures--static .problem-scroll-hero.flip .problem-fig-copy {
  grid-column: 2;
  grid-row: 1;
}
.problem-figures--static .problem-scroll-hero.flip .problem-fig-visual {
  grid-column: 1;
  grid-row: 1;
}

/* scroll → bento assembly */
.problem-scroll-track {
  position: relative;
  height: 920vh;
}
.problem-scroll-track--boot {
  height: 100vh;
  opacity: 0;
  pointer-events: none;
}
.problem-scroll-sticky {
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 0 16px;
  pointer-events: none;
}
.problem-scroll-canvas {
  position: relative;
  width: 100%;
  max-width: var(--frame-w);
  height: 100%;
  pointer-events: auto;
}
.problem-scroll-scrim {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 91%;
  height: 85%;
  transform: translate(-50%, -50%);
  z-index: 22;
  pointer-events: none;
  border-radius: 18px;
  background: rgba(246, 244, 239, 0.84);
  backdrop-filter: blur(10px) saturate(1.4) brightness(0.88) contrast(1.06);
  -webkit-backdrop-filter: blur(10px) saturate(1.4) brightness(0.88) contrast(1.06);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.45);
  will-change: opacity;
}
.problem-scroll-settle {
  height: 36vh;
  pointer-events: none;
}
.problem-scroll-card {
  position: absolute;
  will-change: transform, opacity;
  backface-visibility: hidden;
}
.problem-scroll-card--tile {
  position: absolute;
}
.problem-scroll-card--tile .problem-scroll-tile {
  position: relative;
  inset: auto;
  width: 100%;
  height: 100%;
}
.problem-scroll-hero-slot {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 90%;
  height: 84%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  will-change: opacity;
  backface-visibility: hidden;
}
.problem-scroll-hero-slot .problem-scroll-hero {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}
.problem-scroll-hero-slot .problem-fig-copy {
  max-width: none;
  align-self: center;
}
.problem-scroll-hero-slot .problem-fig-visual {
  align-self: center;
}
.problem-scroll-hero-slot .problem-fig-stage {
  min-height: 300px;
}
.problem-scroll-hero-slot .problem-fig-scene {
  min-height: 300px;
  padding: 40px 24px 28px;
}
.problem-scroll-hero-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  transform-origin: center center;
  will-change: opacity, transform, background-color, box-shadow;
  pointer-events: none;
  backface-visibility: hidden;
  border-radius: 16px;
  padding: clamp(8px, 1.5vw, 20px);
}
.problem-scroll-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  gap: clamp(16px, 2.8vw, 28px);
  align-items: center;
  width: 100%;
}
.problem-scroll-hero .problem-fig-copy {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
}
.problem-scroll-hero .problem-fig-visual {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
}
.problem-scroll-hero.flip {
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
}
.problem-scroll-hero.flip .problem-fig-copy { grid-column: 2; grid-row: 1; }
.problem-scroll-hero.flip .problem-fig-visual { grid-column: 1; grid-row: 1; }
.problem-scroll-tile {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow:
    0 1px 2px rgba(23, 21, 15, 0.04),
    0 8px 24px -12px rgba(23, 21, 15, 0.1);
  will-change: opacity;
  backface-visibility: hidden;
}
.problem-scroll-card .problem-fig-stage {
  min-height: 0;
}
.problem-scroll-card .problem-fig-scene {
  min-height: 200px;
  padding: 28px 16px 20px;
}
.problem-scroll-card .problem-fig-title {
  font-size: clamp(1.25rem, 2vw, 1.65rem);
}
.problem-scroll-card .problem-fig-body {
  font-size: 15px;
  margin-top: 12px;
}
.problem-tile-stage {
  flex: 1;
  min-height: 0;
  padding: 8px 8px 0;
  background:
    radial-gradient(ellipse 90% 80% at 72% 28%, rgba(200, 190, 230, 0.18), transparent 58%),
    linear-gradient(160deg, #f3f1ec 0%, #ebe8e2 100%);
  display: grid;
  place-items: center;
  overflow: hidden;
}
.problem-tile-stage .pf-ui {
  width: 100%;
  max-width: none;
  transform: scale(0.78);
  transform-origin: center top;
  pointer-events: none;
}
.problem-tile-copy {
  flex: none;
  padding: 10px 12px 12px;
  border-top: 1px solid var(--line-soft);
  background: #fff;
}
.problem-tile-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}
.problem-tile-title {
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 620;
  line-height: 1.3;
  color: var(--ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.problem-bento-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 32;
  text-align: center;
  pointer-events: none;
  will-change: opacity, transform;
}
.problem-bento-thesis {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  font-weight: 620;
  letter-spacing: -0.02em;
  color: var(--ink-2);
}
.problem-bento-thesis .dim { color: var(--ink-3); }

.problem-fig {
  border-top: 1px solid color-mix(in srgb, var(--line) 65%, transparent);
}
.problem-figures .problem-fig:first-child {
  border-top: none;
}
.problem-fig-inner {
  max-width: var(--frame-w);
  margin: 0 auto;
  padding: clamp(40px, 7vh, 72px) 24px;
  min-height: min(46vh, 440px);
  display: block;
}
.problem-fig-inner .problem-scroll-hero {
  width: 100%;
  min-width: 0;
}

.problem-fig-copy {
  max-width: 420px;
}
.problem-fig-nav {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
  padding-bottom: 2px;
  font-size: 14px;
  font-weight: 560;
  color: var(--ink-2);
}
.problem-fig-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  font-feature-settings: 'zero';
  font-variant-numeric: slashed-zero tabular-nums;
  color: var(--ink-3);
  letter-spacing: -0.02em;
}
.problem-fig-nav-label {
  color: var(--ink);
  font-weight: 650;
  letter-spacing: -0.01em;
}
.problem-fig-arrow {
  color: var(--ink-3);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.problem-fig:hover .problem-fig-arrow {
  transform: translateX(4px);
}
.problem-fig-title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  font-weight: 620;
  letter-spacing: -0.028em;
  line-height: 1.12;
  color: var(--ink);
  text-wrap: balance;
}
.problem-fig-body {
  margin-top: 16px;
  font-size: 16.5px;
  line-height: 1.58;
  color: var(--ink-2);
  text-wrap: pretty;
}
.problem-fig-caption {
  margin-top: 20px;
  padding-left: 12px;
  border-left: 2px solid color-mix(in srgb, var(--signal) 35%, var(--line));
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--ink-3);
}

.problem-fig-stage {
  position: relative;
  min-height: 260px;
  border-radius: 18px;
  border: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
  background:
    radial-gradient(ellipse 90% 80% at 72% 28%, rgba(200, 190, 230, 0.22), transparent 58%),
    radial-gradient(ellipse 70% 60% at 18% 78%, rgba(224, 74, 47, 0.04), transparent 62%),
    linear-gradient(160deg, #f3f1ec 0%, #ebe8e2 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.55),
    0 20px 56px -28px rgba(23, 21, 15, 0.14);
  overflow: hidden;
}
.problem-fig-stage::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle,
    color-mix(in srgb, var(--ink-3) 24%, transparent) 0.6px,
    transparent 0.6px
  );
  background-size: 22px 22px;
  opacity: 0.28;
  pointer-events: none;
}
.problem-fig-label {
  position: absolute;
  top: 16px;
  left: 18px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  opacity: 0.55;
}
.problem-fig-scene {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 260px;
  display: grid;
  place-items: center;
  padding: 28px 22px 24px;
}

/* product UI cards inside figures */
.pf-ui {
  width: min(100%, 300px);
  background: #fff;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--line) 90%, transparent);
  box-shadow:
    0 1px 2px rgba(23, 21, 15, 0.04),
    0 24px 48px -20px rgba(23, 21, 15, 0.16);
  overflow: hidden;
}
.pf-ui-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, #faf9f7 0%, #f5f3ef 100%);
  font-size: 12px;
}
.pf-ui-dots {
  display: flex;
  gap: 5px;
  flex-shrink: 0;
}
.pf-ui-dots i {
  width: 9px;
  height: 9px;
  border-radius: 99px;
  background: var(--line);
}
.pf-ui-dots i:nth-child(1) { background: #f0a99a; }
.pf-ui-dots i:nth-child(2) { background: #e8d48a; }
.pf-ui-dots i:nth-child(3) { background: #8fd4b4; }
.pf-ui-app {
  flex: 1;
  min-width: 0;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pf-ui-time,
.pf-ui-badge,
.pf-ui-agent {
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 6px;
  flex-shrink: 0;
}
.pf-ui-time { color: #b45309; background: #fef3e8; }
.pf-ui-badge { color: var(--signal); background: #fef5f3; }
.pf-ui-agent { color: #178a5b; background: #e8f5ee; }
.pf-ui-body { padding: 14px 14px 16px; }
.pf-ui-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.pf-ui-sev {
  font-size: 10px;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 5px;
  background: #fef5f3;
  color: var(--signal);
}
.pf-ui-timeline {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pf-ui-tl {
  display: grid;
  grid-template-columns: 42px 12px 1fr;
  gap: 8px;
  align-items: start;
  font-size: 12px;
  line-height: 1.4;
  color: var(--ink-2);
}
.pf-ui-tl span {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-3);
}
.pf-ui-tl i {
  width: 8px;
  height: 8px;
  margin-top: 4px;
  border-radius: 99px;
  background: var(--line);
  justify-self: center;
}
.pf-ui-tl i.on.user { background: var(--signal); box-shadow: 0 0 0 3px color-mix(in srgb, var(--signal) 20%, transparent); }
.pf-ui-tl i.on.alert { background: #e8b84a; }
.pf-ui-code {
  padding: 16px 14px 18px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.65;
  background: #faf9f6;
}
.pf-line { color: var(--ink-2); }
.pf-line.ok { color: #178a5b; }
.pf-line.fail { color: var(--signal); font-weight: 600; }
.pf-line.dim { color: var(--ink-3); padding-left: 1.1em; }
.pf-line-gap { margin-top: 8px; padding-top: 10px; border-top: 1px dashed var(--line-soft); }
.pf-glyph {
  display: inline-block;
  width: 1.1em;
  font-weight: 700;
}
.pf-ui-ticket { padding: 16px 16px 20px; }
.pf-ui-ticket-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.pf-ui-avatar {
  width: 32px;
  height: 32px;
  border-radius: 99px;
  background: linear-gradient(145deg, #e7e3d8, #d8d3c8);
  color: var(--ink-2);
  font-size: 13px;
  font-weight: 700;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.pf-ui-from {
  display: block;
  font-size: 12px;
  font-weight: 650;
  color: var(--ink);
}
.pf-ui-when {
  display: block;
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 1px;
}
.pf-ui-ticket strong {
  display: block;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.3;
  color: var(--ink);
}
.pf-ui-ticket p {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-2);
}
.pf-ui-diff {
  padding: 14px 14px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  background: #faf9f6;
}
.pf-ui-file {
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.pf-ui-diff-line {
  padding: 5px 8px;
  border-radius: 5px;
  margin-bottom: 3px;
}
.pf-ui-diff-line.add { background: #e8f5ee; color: #178a5b; }
.pf-ui-diff-line.del { background: #fef5f3; color: var(--signal); }
.pf-ui-foot {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 14px 16px;
  border-top: 1px solid var(--line-soft);
  background: #fff;
}
.pf-ui-stat-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 660;
  letter-spacing: -0.03em;
  color: var(--signal);
  font-feature-settings: 'zero';
  font-variant-numeric: slashed-zero;
  line-height: 1;
  flex-shrink: 0;
}
.pf-ui-stat-label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.4;
  color: var(--ink-3);
}

.problem-outro {
  margin-top: 0;
  padding: 64px 0 88px;
  background: color-mix(in srgb, var(--bg-2) 70%, var(--bg));
  border-top: 1px solid var(--line-soft);
}
.problem-outro-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: clamp(24px, 4vw, 48px);
  flex-wrap: nowrap;
  max-width: min(920px, 100%);
}
.problem-outro-copy {
  flex: 1 1 auto;
  min-width: 0;
}
.problem-outro-inner > .rv:last-child {
  flex: 0 0 auto;
}
.problem-bridge {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  font-weight: 620;
  letter-spacing: -0.028em;
  line-height: 1.12;
  color: var(--ink);
  margin: 0;
  text-wrap: balance;
}
.problem-bridge-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  white-space: nowrap;
  padding: 13px 22px;
  border-radius: 99px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 14.5px;
  font-weight: 560;
  color: var(--ink);
  text-decoration: none;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.problem-bridge-link:hover {
  transform: translateY(-1px);
  border-color: var(--ink-3);
  box-shadow: var(--shadow-pop);
}
.problem-bridge-link span {
  transition: transform 0.2s ease;
}
.problem-bridge-link:hover span {
  transform: translateX(3px);
}

.stats-strip {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.stat {
  background: var(--bg-2);
  border-radius: var(--r-md);
  padding: 22px 24px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 660;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.stat-label { margin-top: 6px; font-size: 13.5px; line-height: 1.45; color: var(--ink-2); }
.stat-src { margin-top: 8px; font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); }

/* ---------- surfaces (sticky scroll stack — Makro parity) ---------- */
.surface-section {
  padding-top: 48px;
  padding-bottom: 0;
}

.surface-intro {
  margin-bottom: 32px;
}

.surface-stack {
  margin-top: 0;
  position: relative;
  padding-bottom: 0;
}

/* Extra scroll runway so progress can hit 1.0 and the last card earns its peek label */
.surface-stack-settle {
  height: 48vh;
  pointer-events: none;
}

.surface-stack-slot {
  height: 100vh;
  position: sticky;
  top: 0;
  z-index: calc(var(--si) + 1);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 0 var(--content-pad);
  pointer-events: none;
}

.surface-card {
  position: relative;
  top: calc(var(--nav-h) + 4px + var(--si) * var(--surface-stack-step));
  pointer-events: auto;
  width: 100%;
  max-width: var(--content-w);
  height: var(--surface-card-h);
  min-height: 520px;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse 95% 85% at 68% 38%, rgba(200, 190, 230, 0.32), transparent 58%),
    radial-gradient(ellipse 80% 75% at 22% 72%, rgba(224, 74, 47, 0.05), transparent 62%),
    linear-gradient(155deg, #ebedfa 0%, #eeecf6 38%, #f3f1ec 68%, #ebe8e3 100%);
  border: none;
  border-radius: 32px;
  overflow: hidden;
  transform-origin: center top;
  transition: transform 0.12s linear;
  box-shadow: 0 4px 48px -8px rgba(23, 21, 15, 0.12);
}

.surface-card.flip {
  background:
    radial-gradient(ellipse 95% 85% at 32% 38%, rgba(200, 190, 230, 0.32), transparent 58%),
    radial-gradient(ellipse 80% 75% at 78% 72%, rgba(224, 74, 47, 0.05), transparent 62%),
    linear-gradient(205deg, #ebedfa 0%, #eeecf6 38%, #f3f1ec 68%, #ebe8e3 100%);
}

/* Makro-style thin rim visible when cards stack (peek strip + label) */
.surface-card-tab {
  flex: none;
  display: flex;
  align-items: center;
  gap: 10px;
  height: 0;
  min-height: 0;
  padding: 0 clamp(20px, 3vw, 28px);
  opacity: 0;
  overflow: hidden;
  border-bottom: 1px solid transparent;
  transform: translateY(-6px);
  transition:
    height 0.38s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.32s ease,
    border-color 0.32s ease,
    transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

.surface-card.stacked .surface-card-tab {
  height: 36px;
  opacity: 1;
  background: transparent;
  border-bottom-color: transparent;
  transform: translateY(0);
}
.surface-tab-dot {
  width: 6px;
  height: 6px;
  border-radius: 99px;
  background: var(--signal);
  flex: none;
  opacity: 0.85;
}
.surface-tab-name {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.surface-card-grid {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  /* Visual gradient spans the full card — peeks as a thin edge behind the text panel */
  background:
    radial-gradient(ellipse 95% 85% at 68% 38%, rgba(200, 190, 230, 0.32), transparent 58%),
    radial-gradient(ellipse 80% 75% at 22% 72%, rgba(224, 74, 47, 0.05), transparent 62%),
    linear-gradient(155deg, #ebedfa 0%, #eeecf6 38%, #f3f1ec 68%, #ebe8e3 100%);
}

.surface-card.flip .surface-card-grid {
  background:
    radial-gradient(ellipse 95% 85% at 32% 38%, rgba(200, 190, 230, 0.32), transparent 58%),
    radial-gradient(ellipse 80% 75% at 78% 72%, rgba(224, 74, 47, 0.05), transparent 62%),
    linear-gradient(205deg, #ebedfa 0%, #eeecf6 38%, #f3f1ec 68%, #ebe8e3 100%);
}

/* White text panel inset — gradient frame on top, outer side, and bottom */
.surface-copy {
  position: relative;
  z-index: 1;
  grid-column: 1;
  grid-row: 1;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin:
    var(--surface-rim-v)
    var(--surface-rim-inner)
    var(--surface-rim-v)
    var(--surface-rim-outer);
  padding: clamp(32px, 4.5vw, 52px);
  background: var(--card);
  border-radius: 28px;
  box-shadow: 0 1px 3px rgba(23, 21, 15, 0.05);
}

.surface-card.flip .surface-copy {
  grid-column: 2;
  margin:
    var(--surface-rim-v)
    var(--surface-rim-outer)
    var(--surface-rim-v)
    var(--surface-rim-inner);
}

.surface-stage {
  position: relative;
  z-index: 1;
  grid-column: 2;
  grid-row: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: transparent;
}

.surface-card.flip .surface-stage {
  grid-column: 1;
}

.surface-stage-canvas {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(24px, 4vw, 40px);
  min-height: 0;
}

.surface-visual {
  position: relative;
  width: 100%;
  max-width: 480px;
  min-height: 260px;
  max-height: 100%;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  background: var(--code-bg);
  color: #f3efe4;
  border-radius: var(--r-md);
  padding: 28px 32px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 20px 48px -16px rgba(23, 21, 15, 0.35);
  overflow: auto;
}

.surface-visual-body {
  margin: 0;
  min-width: 0;
}

.surface-card.flip .surface-visual-body {
  margin: 0;
}

.surface-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
  background: var(--bg-2);
  padding: 5px 12px;
  border-radius: 99px;
  margin-bottom: 16px;
  width: fit-content;
}
.surface-tag i { width: 6px; height: 6px; border-radius: 99px; background: var(--signal); }

.surface-card h3 {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.2vw, 40px);
  font-weight: 620;
  letter-spacing: -0.022em;
  line-height: 1.1;
  max-width: 16ch;
}
.surface-card p { margin-top: 14px; font-size: 16.5px; line-height: 1.55; color: var(--ink-2); max-width: 42ch; }
.surface-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  font-size: 14.5px;
  font-weight: 560;
  color: var(--signal-ink);
}
.surface-link:hover { text-decoration: underline; text-underline-offset: 3px; }

.surface-visual .c { color: #b8b3a4; }
.surface-visual .g { color: #92eabb; }
.surface-visual .r { color: #ffab96; }
.surface-visual .y { color: #f0e19a; }

@media (prefers-reduced-motion: reduce) {
  .surface-stack { padding-bottom: 40px; }
  .surface-stack-settle { display: none; }
  .surface-stack-slot {
    height: auto;
    position: relative;
    top: auto;
    padding: 0 var(--content-pad) 20px;
    pointer-events: auto;
  }
  .surface-card {
    top: auto;
    height: auto;
    min-height: 0;
    transform: none !important;
  }
  .surface-card-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- release loop (full-page horizontal scroll) ---------- */
.loop-section {
  position: relative;
  background: var(--bg);
  border-block: 1px solid var(--line-soft);
}

.loop-pin {
  position: sticky;
  top: 0;
  height: 100vh;
  min-height: 560px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.loop-hud {
  flex: none;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: calc(var(--nav-h) + 16px) var(--content-pad) 20px;
  max-width: var(--content-w);
  width: 100%;
  margin: 0 auto;
  border-bottom: 1px solid var(--line-soft);
}

.loop-hud-title {
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 34px);
  font-weight: 620;
  letter-spacing: -0.025em;
  line-height: 1.1;
  max-width: 18ch;
}

.loop-hud-meta {
  flex: none;
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-3);
}

.loop-hud-count {
  font-size: 28px;
  font-weight: 600;
  color: var(--signal-ink);
  letter-spacing: -0.03em;
}

.loop-viewport {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  width: 100%;
}

.loop-track {
  display: flex;
  height: 100%;
  will-change: transform;
}

.loop-panel {
  position: relative;
  flex: 0 0 100vw;
  width: 100vw;
  height: 100%;
  overflow: hidden;
  border-right: 1px solid var(--line-soft);
}

.loop-panel-pre {
  background:
    radial-gradient(ellipse 70% 55% at 18% 40%, rgba(224, 74, 47, 0.07), transparent 62%),
    var(--bg);
}

.loop-panel-deploy {
  background:
    radial-gradient(ellipse 70% 55% at 82% 35%, rgba(177, 123, 20, 0.07), transparent 62%),
    var(--bg-2);
}

.loop-panel-ship {
  background:
    radial-gradient(ellipse 70% 55% at 20% 60%, rgba(23, 138, 91, 0.07), transparent 62%),
    var(--bg);
}

.loop-panel-bg {
  position: absolute;
  top: 50%;
  left: 8vw;
  transform: translateY(-52%);
  font-family: var(--font-display);
  font-size: clamp(120px, 22vw, 280px);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 1px rgba(143, 137, 122, 0.14);
  pointer-events: none;
  user-select: none;
}

.loop-panel-grid {
  position: relative;
  z-index: 1;
  height: 100%;
  max-width: var(--content-w);
  margin: 0 auto;
  padding: clamp(28px, 5vh, 56px) var(--content-pad);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
}

.loop-panel-copy {
  opacity: calc(0.35 + var(--lp, 0) * 0.65);
  transform: translate3d(calc((1 - var(--lp, 0)) * 32px), 0, 0);
  transition: opacity 0.15s linear, transform 0.15s linear;
}

.loop-panel.is-active .loop-panel-copy {
  opacity: 1;
  transform: none;
}

.loop-when {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal-ink);
  margin-bottom: 16px;
}

.loop-panel-copy h3 {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.5vw, 52px);
  font-weight: 620;
  letter-spacing: -0.03em;
  line-height: 1.05;
  max-width: 14ch;
}

.loop-panel-copy p {
  margin-top: 18px;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 42ch;
}

.loop-panel-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: calc(0.45 + var(--lp, 0) * 0.55);
  transform: translate3d(0, calc((1 - var(--lp, 0)) * 24px), 0) scale(calc(0.94 + var(--lp, 0) * 0.06));
  transition: opacity 0.15s linear, transform 0.15s linear;
}

.loop-panel.is-active .loop-panel-visual {
  opacity: 1;
  transform: none;
}

.loop-terminal {
  width: min(100%, 460px);
  background: var(--code-bg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-pop);
  transform: translateY(8px);
  opacity: 0.88;
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.5s ease;
}

.loop-terminal.is-live {
  transform: none;
  opacity: 1;
}

.loop-terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--code-dim);
}

.loop-terminal-bar span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  flex: none;
}

.loop-terminal-body {
  padding: 18px 16px 20px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--code-ink);
}

.loop-terminal-body .ln { white-space: nowrap; }
.loop-terminal-body .ln.indent { padding-left: 16px; }
.loop-terminal-body .ln.gap { margin-top: 10px; }
.loop-terminal-body .dim { color: var(--code-dim); }
.loop-terminal-body .ok { color: #92eabb; }
.loop-terminal-body .bad { color: #ffab96; }
.loop-terminal-body .warn { color: #f0e19a; }

.loop-meter {
  height: 4px;
  margin: 10px 0 12px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 99px;
  overflow: hidden;
}

.loop-meter i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--amber), #f0e19a);
  border-radius: 99px;
}

.loop-nav {
  position: relative;
  flex: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: var(--content-w);
  width: calc(100% - var(--content-pad) * 2);
  margin: 0 auto 24px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
}

.loop-nav-fill {
  position: absolute;
  top: -1px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--signal), #f07a62);
  border-radius: 99px;
  transition: width 0.08s linear;
}

.loop-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  transition: color 0.35s ease;
}

.loop-nav-item i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--line);
  transition: background 0.35s ease, transform 0.35s ease;
}

.loop-nav-item.is-past { color: var(--ink-2); }
.loop-nav-item.is-past i { background: var(--ink-3); }
.loop-nav-item.is-active { color: var(--signal-ink); }
.loop-nav-item.is-active i {
  background: var(--signal);
  transform: scale(1.35);
}

.loop-scroll-spacer {
  height: calc((var(--loop-count, 3) - 1) * 100vh);
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .loop-track { transition: none; }
  .loop-panel-copy, .loop-panel-visual { opacity: 1; transform: none; transition: none; }
  .loop-terminal { opacity: 1; transform: none; }
  .loader-char { animation: none !important; opacity: 1; transform: none; }
  .page-loader { display: none; transition: none; }
  .loop-scroll-spacer { display: none; }
  .loop-pin { position: relative; height: auto; min-height: 0; }
  .loop-hud { padding-top: 84px; }
}

@media (max-width: 960px) {
  .loop-scroll-spacer { display: none; }
  .loop-pin {
    position: relative;
    height: auto;
    min-height: 0;
  }
  .loop-hud {
    flex-direction: column;
    align-items: flex-start;
    padding: 84px var(--content-pad) 24px;
  }
  .loop-hud-title { max-width: none; }
  .loop-viewport { overflow: visible; }
  .loop-track {
    flex-direction: column;
    transform: none !important;
    height: auto;
  }
  .loop-panel {
    width: 100%;
    flex: none;
    min-height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line-soft);
  }
  .loop-panel-grid {
    grid-template-columns: 1fr;
    padding: 32px var(--content-pad);
  }
  .loop-panel-copy,
  .loop-panel-visual {
    opacity: 1;
    transform: none;
  }
  .loop-panel-copy h3 { max-width: none; }
  .loop-nav { display: none; }
}

/* ---------- page loader ---------- */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background: var(--bg);
  transition: opacity 0.55s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.55s;
}

.page-loader.is-done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-word {
  display: flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-size: clamp(48px, 10vw, 80px);
  font-weight: 640;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.loader-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(16px);
  animation: loader-char-up 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: calc(var(--li) * 70ms);
}

.loader-dot { color: var(--signal); }

@keyframes loader-char-up {
  to { opacity: 1; transform: none; }
}

body.is-loading { overflow: hidden; }

/* ---------- clones ---------- */
.clones-band {
  background:
    linear-gradient(180deg, var(--bg-2) 0%, color-mix(in srgb, var(--bg-2) 92%, var(--card)) 50%, var(--bg-2) 100%);
  border-block: 1px solid var(--line-soft);
}
.clones-layout {
  max-width: var(--content-w);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* top row: intro left, workflow right */
.clones-hero-row {
  display: grid;
  grid-template-columns: minmax(260px, 0.36fr) minmax(0, 0.64fr);
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
  margin-bottom: clamp(44px, 5vw, 64px);
}

/* intro — left column */
.clones-intro {
  text-align: left;
  margin-bottom: 0;
}
.clones-intro .sec-eyebrow { margin-bottom: 16px; }
.clones-intro-title {
  max-width: 13ch;
  margin: 0;
  font-size: clamp(2.125rem, 3.8vw, 3rem);
  line-height: 1.05;
}
.clones-intro-lede {
  margin-top: 18px;
  margin-left: 0;
  margin-right: 0;
  max-width: 38ch;
  font-size: 17px;
  line-height: 1.55;
}

/* workflow — right column, aligned with intro */
.clones-flow-col {
  min-width: 0;
  justify-self: stretch;
  padding: clamp(20px, 2.5vw, 28px);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow:
    0 1px 2px rgba(23, 21, 15, 0.04),
    0 16px 48px -28px rgba(23, 21, 15, 0.1);
}
.clones-flow-wrap {
  min-width: 0;
  width: 100%;
}
.clones-flow-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 22px;
}
.clones-flow-track {
  list-style: none;
  margin: 0;
  padding: 6px 0 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(108px, 1fr));
  gap: 12px;
  align-items: stretch;
  position: relative;
}
.clones-flow-track::before {
  content: '';
  position: absolute;
  left: 6%;
  right: 6%;
  top: 12px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--line-soft) 10%, var(--line-soft) 90%, transparent);
  pointer-events: none;
  z-index: 0;
}
.clones-flow-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.clones-flow-step-num {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin: 0 auto 14px;
  border-radius: 99px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: var(--ink-2);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 1px 2px rgba(23, 21, 15, 0.06);
}
.clones-flow-step-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
  min-height: 136px;
  padding: 16px 14px 15px;
  border-radius: 15px;
  border: 1px solid var(--line-soft);
  background: var(--card);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.clones-flow-step:hover .clones-flow-step-card {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--ink-3) 35%, var(--line));
  box-shadow: 0 12px 32px -20px rgba(23, 21, 15, 0.12);
}
.clones-flow-step--clone .clones-flow-step-card {
  background: color-mix(in srgb, var(--jade) 5%, var(--card));
  border-color: color-mix(in srgb, var(--jade) 18%, var(--line));
}
.clones-flow-step--molar .clones-flow-step-card {
  background: color-mix(in srgb, var(--signal) 6%, var(--card));
  border-color: color-mix(in srgb, var(--signal) 20%, var(--line));
}
.clones-flow-step-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.clones-flow-kind {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 3px 6px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--bg-2) 70%, transparent);
  border: 1px solid var(--line-soft);
  white-space: nowrap;
}
.clones-flow-step--clone .clones-flow-kind {
  color: color-mix(in srgb, var(--jade) 75%, var(--ink));
  border-color: color-mix(in srgb, var(--jade) 22%, var(--line));
}
.clones-flow-step--molar .clones-flow-kind {
  color: color-mix(in srgb, var(--signal) 80%, var(--ink));
  border-color: color-mix(in srgb, var(--signal) 25%, var(--line));
}
.clones-flow-glyph {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, #fff 0%, #f7f5f0 100%);
  color: var(--ink-2);
  flex: none;
}
.clones-flow-glyph--guard {
  color: var(--jade);
  border-color: color-mix(in srgb, var(--jade) 28%, var(--line));
}
.clones-flow-step-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.clones-flow-step-label {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 620;
  color: var(--ink);
  line-height: 1.2;
}
.clones-flow-step-sub {
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.4;
  color: var(--ink-3);
  word-break: break-word;
}

.clones-flow-track--compact .clone-icon-frame--md,
.clones-flow-track .clone-icon-frame--md {
  width: 42px;
  height: 42px;
}
.clones-flow-track .clone-icon-img--md {
  width: 22px;
  height: 22px;
}

/* clone directory — bottom panel */
.clones-directory-panel {
  padding: clamp(24px, 3vw, 32px);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow:
    0 1px 2px rgba(23, 21, 15, 0.04),
    0 20px 56px -32px rgba(23, 21, 15, 0.12);
}
.clones-directory-head {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
  gap: 20px 48px;
  align-items: end;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-soft);
}
.clones-directory-head-main { min-width: 0; }
.clones-directory-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.clones-directory-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 620;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
  margin: 0;
}
.clones-directory-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-2);
  text-align: right;
  justify-self: end;
}

/* vendor grid */
.clones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 12px;
}
.clone-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 10px 12px;
  background: color-mix(in srgb, var(--bg-2) 30%, var(--card));
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease;
}
.clone-chip:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--ink-3) 40%, var(--line));
  background: #fff;
  box-shadow: 0 8px 24px -14px rgba(23, 21, 15, 0.1);
}
.clone-chip-name {
  font-size: 12.5px;
  font-weight: 560;
  color: var(--ink-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.clone-icon-img {
  display: block;
  flex: none;
  object-fit: contain;
}
.clone-icon-img--sm { width: 18px; height: 18px; }
.clone-icon-img--md { width: 22px; height: 22px; }
.clone-icon-img--lg { width: 28px; height: 28px; }
.clone-icon-frame {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, #fff 0%, #f7f5f0 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}
.clone-icon-frame--sm { width: 34px; height: 34px; }
.clone-icon-frame--md { width: 40px; height: 40px; }
.clone-icon-frame--lg { width: 52px; height: 52px; border-radius: 12px; }

@media (max-width: 1100px) {
  .clones-hero-row {
    grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
    gap: 32px;
  }
}
@media (max-width: 960px) {
  .clones-hero-row {
    grid-template-columns: 1fr;
    gap: 36px;
    align-items: start;
    margin-bottom: 40px;
  }
  .clones-flow-col { padding: 20px 18px; }
  .clones-directory-head {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 12px;
  }
  .clones-directory-lede {
    text-align: left;
    justify-self: start;
  }
  .clones-intro-title { max-width: 20ch; }
  .clones-intro-lede { max-width: 48ch; font-size: 17px; }
  .clones-flow-track {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    grid-template-columns: repeat(5, minmax(140px, 1fr));
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
  }
  .clones-flow-track::before { display: none; }
  .clones-flow-step { scroll-snap-align: start; }
  .clones-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .clones-directory-panel { padding: 20px 18px; }
  .clones-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
}

/* ---------- export / code pair ---------- */
.export-section {
  padding: 100px 0 110px;
  background: var(--bg);
  border-block: 1px solid var(--line-soft);
}

.export-inner { max-width: var(--content-w); }

.export-head { margin-bottom: 44px; }
.export-head .sec-title { max-width: none; margin-inline: auto; }

.export-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px 8px 10px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: 99px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}

.export-badge i {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-2);
  color: var(--ink-3);
}

.codepair-shell {
  position: relative;
  background:
    radial-gradient(ellipse 80% 60% at 18% 0%, color-mix(in srgb, var(--signal) 7%, transparent), transparent 55%),
    radial-gradient(ellipse 70% 50% at 88% 100%, color-mix(in srgb, var(--jade) 6%, transparent), transparent 50%),
    color-mix(in srgb, var(--bg-2) 72%, var(--line) 28%);
  border: 1px solid var(--line-soft);
  border-radius: 28px;
  padding: 18px;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.codepair-shell::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}


.codepair-mobile-tabs {
  display: none;
  gap: 6px;
  padding: 0 6px 12px;
}

.codepair-mobile-tab {
  flex: 1;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.5);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-3);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.codepair-mobile-tab.active {
  background: var(--card);
  border-color: var(--line);
  color: var(--ink);
  font-weight: 600;
}


.codepair-pane-md {
  background: var(--card);
  color: var(--ink);
}

.codepair-pane-ts {
  background: var(--code-bg);
  color: var(--code-ink);
}

.codepair-pane-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-3);
}

.codepair-pane-ts .codepair-pane-head {
  border-bottom-color: rgba(255, 255, 255, 0.06);
  color: var(--code-dim);
}

.codepair-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  flex: none;
}

.codepair-dot.ts { background: #6fce9e; }

.codepair-body {
  padding: 14px 12px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
  overflow-x: auto;
}

.codepair-line {
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid transparent;
  transition:
    opacity 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    max-height 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.codepair-line-inner {
  display: inline;
}

.codepair-line.is-hidden {
  opacity: 0;
  max-height: 0;
  padding-block: 0;
  margin: 0;
  overflow: hidden;
  pointer-events: none;
  border-color: transparent;
}

.codepair-line.is-shown,
.codepair-line.is-typing {
  opacity: 1;
  max-height: 3.2em;
}

.codepair-line.is-typing .codepair-line-inner {
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
  white-space: nowrap;
  animation: codepair-type-reveal 0.42s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes codepair-type-reveal {
  from { width: 0; }
  to { width: 100%; }
}

.codepair-cursor {
  display: inline-block;
  width: 2px;
  height: 1.05em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: currentColor;
  opacity: 0.85;
  animation: codepair-cursor-blink 1.05s step-end infinite;
}

.codepair-line-md.is-typing .codepair-cursor { background: var(--signal); }
.codepair-line-ts.is-typing .codepair-cursor { background: #6fce9e; }

@keyframes codepair-cursor-blink {
  0%, 100% { opacity: 0; }
  50% { opacity: 0.9; }
}

.codepair-line.is-sync { cursor: pointer; }

.codepair-line.is-dimmed {
  opacity: 0.38;
  transform: scale(0.995);
}

.codepair-line-md.is-lit {
  opacity: 1;
  transform: translateX(2px);
  background: var(--signal-soft);
  border-color: rgba(224, 74, 47, 0.18);
  box-shadow: inset 3px 0 0 var(--signal);
}

.codepair-line-ts.is-lit {
  opacity: 1;
  transform: translateX(2px);
  background: rgba(111, 206, 158, 0.1);
  border-color: rgba(111, 206, 158, 0.22);
  box-shadow: inset 3px 0 0 #6fce9e;
}

.codepair-line.is-sync:hover {
  background: color-mix(in srgb, var(--signal-soft) 55%, transparent);
}

.codepair-pane-ts .codepair-line.is-sync:hover {
  background: rgba(111, 206, 158, 0.08);
}

.codepair-gap,
.codepair-line.codepair-gap {
  height: 8px;
  padding: 0;
  min-height: 8px;
  max-height: 8px;
  border: none;
  pointer-events: none;
}

.codepair-line.codepair-gap.is-hidden {
  min-height: 0;
  height: 0;
}

.codepair-line .n {
  display: inline-block;
  width: 1.4em;
  color: var(--ink-3);
  font-weight: 600;
}

.codepair-line .k { color: var(--signal-ink); }
.codepair-line-md .g { color: var(--jade); }

.codepair-line-ts .c { color: var(--code-dim); }
.codepair-line-ts .g { color: #6fce9e; }
.codepair-line-ts .y { color: #e0be6a; }
.codepair-line-ts .b { color: #82b8ff; }


.export-compile {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

.export-hint {
  margin: 0;
  padding: 0 4px;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--ink-2);
  text-align: center;
}

.export-compile-stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  align-items: stretch;
  padding: 8px;
  border-radius: 18px;
  background:
    linear-gradient(105deg, color-mix(in srgb, var(--card) 92%, transparent) 0%, color-mix(in srgb, var(--card) 70%, transparent) 48%, color-mix(in srgb, var(--code-bg) 18%, transparent) 52%, color-mix(in srgb, var(--code-bg) 35%, transparent) 100%);
  border: 1px solid var(--line-soft);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
  position: relative;
}

.export-compile-stage::before {
  content: '';
  position: absolute;
  top: 12%;
  bottom: 12%;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, transparent, color-mix(in srgb, var(--line) 55%, transparent) 20%, color-mix(in srgb, var(--line) 55%, transparent) 80%, transparent);
  pointer-events: none;
  z-index: 0;
}

.export-compile-pane {
  min-width: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

.codepair-pane {
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.export-compile-pane .codepair-pane {
  flex: 1;
  min-height: 100%;
}

.export-compile-pane-md .codepair-pane-md {
  border-color: color-mix(in srgb, var(--signal) 12%, var(--line-soft));
}

.export-compile-pane-ts .codepair-pane-ts {
  border-color: color-mix(in srgb, var(--jade) 14%, var(--line-soft));
}

.export-compile-pane .codepair-body {
  flex: 1;
  padding: 12px 10px 16px;
  overflow-x: auto;
}

.export-compile-stage.is-syncing .export-compile-pane-md .codepair-pane-md {
  box-shadow: var(--shadow-card), 0 0 0 1px color-mix(in srgb, var(--signal) 20%, transparent);
}

.export-compile-stage.is-syncing .export-compile-pane-ts .codepair-pane-ts {
  box-shadow: var(--shadow-card), 0 0 0 1px color-mix(in srgb, var(--jade) 22%, transparent);
}

@media (max-width: 960px) {
  .export-compile-stage {
    grid-template-columns: 1fr;
    gap: 12px;
    height: auto;
  }

  .export-compile .codepair-mobile-tabs { display: flex; }

  .export-compile-pane { display: none; }
  .export-compile-pane.show-mobile { display: flex; }
}

/* ---------- agents / MCP ---------- */
.agents-strip {
  margin-top: 56px;
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: var(--r-lg);
  padding: 52px 56px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.agents-strip h3 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 34px);
  font-weight: 620;
  letter-spacing: -0.022em;
  line-height: 1.1;
  color: #f4f2ea;
}
.agents-strip h3 .hl { color: #ff8e75; }
.agents-strip p { margin-top: 14px; font-size: 16px; color: #a5a091; }
.agents-code {
  font-family: var(--font-mono);
  font-size: 12.8px;
  line-height: 1.8;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--r-md);
  padding: 22px 24px;
  overflow-x: auto;
  white-space: pre;
}
.agents-code .c { color: var(--code-dim); }
.agents-code .g { color: #6fce9e; }

/* ---------- faq (Makro-style sticky sidebar) ---------- */
.faq-section {
  padding: 100px 0 110px;
  background: var(--bg-2);
  border-block: 1px solid var(--line-soft);
}

.faq-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 var(--content-pad);
}

.faq-header {
  text-align: center;
  margin-bottom: 48px;
}

.faq-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px 8px 10px;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: 99px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}

.faq-badge i {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-2);
  color: var(--ink-3);
}

.faq-title {
  margin-top: 20px;
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 620;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--ink);
}

.faq-hl {
  background: var(--signal-soft);
  padding: 2px 10px;
  border-radius: 10px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.faq-sub {
  margin: 16px auto 0;
  max-width: 560px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-2);
}

.faq-shell {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 20px;
  padding: 20px;
  background: color-mix(in srgb, var(--bg-2) 70%, var(--line) 30%);
  border: 1px solid var(--line-soft);
  border-radius: 28px;
}

.faq-aside {
  min-width: 0;
}

.faq-tabs {
  position: sticky;
  top: calc(var(--nav-h) + 20px);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.faq-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 13px 14px;
  border: none;
  border-radius: 14px;
  background: transparent;
  text-align: left;
  font-size: 14.5px;
  font-weight: 520;
  color: var(--ink-3);
  transition:
    background 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-tab:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.45);
}

.faq-tab.is-active {
  background: var(--card);
  color: var(--ink);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(23, 21, 15, 0.06);
}

.faq-tab-icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--card) 50%, var(--bg-2));
  color: var(--ink-3);
  flex: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.faq-tab.is-active .faq-tab-icon {
  background: var(--signal-soft);
  color: var(--signal-ink);
}

.faq-main {
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: 22px;
  padding: 8px 8px 12px;
  min-height: 280px;
  animation: faq-panel-in 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes faq-panel-in {
  from {
    opacity: 0;
    transform: translate3d(18px, 0, 0);
    filter: blur(6px);
  }
  to {
    opacity: 1;
    transform: none;
    filter: blur(0);
  }
}

.faq-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  border-bottom: 1px solid var(--line-soft);
  animation: faq-item-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) backwards;
  animation-delay: calc(var(--fi, 0) * 70ms + 40ms);
}

@keyframes faq-item-in {
  from {
    opacity: 0;
    transform: translate3d(0, 10px, 0);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.faq-item:last-child { border-bottom: none; }

.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  text-align: left;
  padding: 20px 14px;
  font-family: var(--font-display);
  font-size: clamp(17px, 2vw, 19px);
  font-weight: 560;
  letter-spacing: -0.015em;
  line-height: 1.3;
  color: var(--ink);
  transition: color 0.18s ease;
}

.faq-q:hover { color: var(--signal-ink); }

.faq-icon {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--bg-2);
  display: grid;
  place-items: center;
  font-size: 18px;
  line-height: 1;
  color: var(--ink-3);
  transition:
    transform 0.42s cubic-bezier(0.22, 1, 0.36, 1),
    background 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    color 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item.open .faq-icon {
  background: var(--ink);
  color: var(--bg);
  transform: rotate(45deg);
}

.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0.72;
  transition:
    grid-template-rows 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.38s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item.open .faq-a {
  grid-template-rows: 1fr;
  opacity: 1;
}

.faq-a-inner {
  overflow: hidden;
  min-height: 0;
}

.faq-a p {
  padding: 0 14px 22px;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink-2);
  max-width: 68ch;
  transform: translate3d(0, -6px, 0);
  transition: transform 0.48s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item.open .faq-a p {
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .faq-main,
  .faq-item {
    animation: none !important;
  }
  .faq-a,
  .faq-a p,
  .faq-icon,
  .faq-tab {
    transition: none !important;
  }
  .faq-a {
    grid-template-rows: 1fr;
    opacity: 1;
  }
  .faq-item:not(.open) .faq-a {
    display: none;
  }
}

@media (max-width: 960px) {
  .faq-shell {
    grid-template-columns: 1fr;
    padding: 14px;
    border-radius: 22px;
  }

  .faq-tabs {
    position: sticky;
    top: calc(var(--nav-h) + 8px);
    z-index: 2;
    flex-direction: row;
    overflow-x: auto;
    gap: 8px;
    padding-bottom: 4px;
    scrollbar-width: none;
  }

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

  .faq-tab {
    flex: none;
    white-space: nowrap;
    padding: 10px 14px;
    font-size: 13px;
  }

  .faq-main { min-height: 0; }
}

/* ---------- CTA ---------- */
.cta {
  margin: 40px 24px 24px;
  border-radius: 28px;
  background: var(--code-bg);
  color: #f4f2ea;
  text-align: center;
  padding: 110px 24px;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(480px 280px at 24% 0%, rgba(224, 74, 47, 0.16), transparent 65%),
    radial-gradient(520px 300px at 78% 100%, rgba(23, 138, 91, 0.12), transparent 65%);
  pointer-events: none;
}
.cta > * { position: relative; }
.cta h2 {
  font-family: var(--font-display);
  font-size: clamp(38px, 5.6vw, 64px);
  font-weight: 640;
  letter-spacing: -0.03em;
  line-height: 1.03;
}
.cta h2 .hl { color: #ff8e75; }
.cta p { margin: 20px auto 0; max-width: 480px; font-size: 17px; color: #a5a091; }
.cta-row { margin-top: 34px; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.cta .btn-outline { background: transparent; color: #f4f2ea; border-color: rgba(255, 255, 255, 0.22); }
.cta .btn-outline:hover { border-color: rgba(255, 255, 255, 0.5); box-shadow: none; }
.cta-hint { margin-top: 22px; font-size: 13.5px; color: #7d7868; }
.cta-hint a { color: #ff8e75; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- footer (legacy site-footer) ---------- */
.site-footer {
  margin-top: 8px;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--ink);
  overflow: hidden;
}
.site-footer-shell {
  padding-top: 0;
  padding-bottom: 0;
  position: relative;
}
.site-footer-cta-band {
  display: flex;
  flex-direction: row;
  align-items: flex-end;
  justify-content: space-between;
  gap: clamp(20px, 4vw, 56px);
  position: relative;
  padding: 52px 0 40px;
  border-bottom: 1px solid var(--line);
  min-height: clamp(160px, 20vw, 240px);
  overflow: hidden;
}
.site-footer-watermark {
  position: relative;
  flex-shrink: 0;
  align-self: flex-end;
  z-index: 1;
  margin: 0;
  padding: 0;
  font-family: var(--font-display);
  font-size: clamp(80px, 14vw, 220px);
  font-weight: 700;
  font-style: normal;
  letter-spacing: -0.045em;
  line-height: 0.86;
  color: color-mix(in srgb, var(--ink) 7%, var(--bg-2));
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}
.site-footer-watermark .dot {
  color: color-mix(in srgb, var(--ink) 7%, var(--bg-2));
}
.site-footer-cta-content {
  position: relative;
  z-index: 2;
  flex: 0 1 min(100%, 42ch);
  max-width: 42ch;
  margin-left: max(clamp(160px, 24vw, 400px), auto);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
  min-width: 0;
}
.site-footer-cta-copy {
  margin: 0;
  max-width: 42ch;
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.5;
  color: var(--ink-2);
  text-align: left;
  letter-spacing: -0.01em;
  text-wrap: pretty;
}
.site-footer-cta-actions {
  display: flex;
  flex-direction: row;
  align-items: center;
  align-self: flex-start;
  flex-wrap: nowrap;
  gap: 10px;
}
.site-footer-nav {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) repeat(3, minmax(0, 1fr));
  column-gap: clamp(24px, 3vw, 40px);
  row-gap: 32px;
  align-items: start;
  padding: 44px 0 40px;
}
.site-footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.site-footer-tagline {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--ink);
  max-width: 28ch;
}
.site-footer-desc {
  margin: 0 0 16px;
  max-width: 36ch;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-3);
}
.site-footer-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}
.site-footer-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--jade) 22%, transparent);
  flex-shrink: 0;
}
.site-footer-col-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--ink-3);
}
.site-footer-links { display: flex; flex-direction: column; }
.site-footer-links a {
  display: block;
  padding: 4px 0;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--ink-3);
  transition: color 0.15s ease;
}
.site-footer-links a:hover { color: var(--ink); }
.site-footer-divider-line { height: 1px; background: var(--line); }
.site-footer-legal {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 12px 20px;
  padding: 20px 0 28px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-3);
}
.site-footer-legal-copy {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.site-footer-legal-links {
  justify-self: center;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0;
}
.site-footer-legal-links a {
  color: var(--ink-3);
  transition: color 0.15s ease;
  white-space: nowrap;
}
.site-footer-legal-links a:hover { color: var(--ink); }
.site-footer-legal-sep { margin: 0 10px; opacity: 0.45; }
.site-footer-legal-by {
  justify-self: end;
  font-size: 12px;
  color: var(--ink-3);
  text-align: right;
  white-space: nowrap;
}
.site-footer-heart { color: #e11d48; }

@media (min-width: 601px) and (max-width: 900px) {
  .site-footer-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
    row-gap: 28px;
  }
  .site-footer-brand { grid-column: 1 / -1; }
  .site-footer-nav > .site-footer-col {
    padding-top: 0;
    margin-top: 0;
    border-top: none;
  }
}
@media (max-width: 900px) {
  .site-footer-cta-band {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-height: 0;
    padding: 32px 0 28px;
    gap: 24px;
  }
  .site-footer-watermark {
    position: relative;
    left: auto;
    bottom: auto;
    align-self: flex-start;
    font-size: clamp(64px, 20vw, 112px);
    line-height: 0.9;
  }
  .site-footer-cta-content {
    margin-left: 0;
    max-width: none;
    flex: none;
    width: 100%;
    gap: 18px;
  }
  .site-footer-cta-copy {
    max-width: none;
  }
  .site-footer-cta-actions {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    width: auto;
  }
  .site-footer-cta-actions .btn {
    justify-content: center;
    width: auto;
    flex: 0 0 auto;
  }
  .site-footer-nav {
    grid-template-columns: 1fr;
    row-gap: 0;
    padding-bottom: 32px;
  }
  .site-footer-nav > .site-footer-col {
    padding-top: 24px;
    margin-top: 24px;
    border-top: 1px solid var(--line-soft);
  }
  .site-footer-legal {
    grid-template-columns: 1fr;
    justify-items: start;
    gap: 10px;
    padding: 18px 0 22px;
  }
  .site-footer-legal-copy,
  .site-footer-legal-links,
  .site-footer-legal-by {
    justify-self: start;
    text-align: left;
    white-space: normal;
  }
  .site-footer-legal-links { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .site-footer-cta-copy { font-size: 15px; max-width: none; }
  .site-footer-watermark { font-size: clamp(48px, 20vw, 72px); }
}
@media (max-width: 480px) {
  .site-footer-cta-actions { flex-wrap: wrap; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .section { padding: 76px 0; }
  .hero { padding: 64px 0 0; }
  .hero-demo-stage {
    padding: 16px 0 20px;
    border-radius: var(--r-md) var(--r-md) 0 0;
  }
  .hero-picker-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    padding: 6px;
  }
  .hero-pick {
    padding: 10px 10px;
    gap: 8px;
  }
  .hero-pick-icon {
    width: 28px;
    height: 28px;
  }
  .hero-pick-name { font-size: 12.5px; }
  .hero-pick-sub { font-size: 10.5px; }
  .demo-video {
    --demo-panel-w: 100%;
    border-radius: 16px;
  }
  .demo-surface-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 0 6px;
  }
  .demo-surface-tab {
    padding: 9px 8px 8px;
    gap: 7px;
  }
  .demo-surface-tab-sub { display: none; }
  .demo-surface-tab-name { font-size: 11.5px; }
  .demo-chapters { padding: 0 8px 8px; }
  .demo-run-live { display: none; }
  .demo-run-bar {
    flex-wrap: wrap;
    gap: 8px;
  }
  .demo-video-main {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .demo-video-stage {
    padding: 16px 12px 20px;
    border-right: none;
    border-bottom: 1px solid #2a2720;
  }
  .demo-browser-wrap { width: 100%; }
  .browser-viewport { min-height: 320px; grid-template-columns: 1fr; }
  .browser-scrollbar { display: none; }
  .browser-chrome-top { grid-template-columns: 56px 1fr 0; padding: 8px 6px 0; }
  .browser-window-spacer { display: none; }
  .browser-tab-sub { display: none; }
  .browser-toolbar { padding: 6px 8px; gap: 4px; }
  .browser-ext { display: none; }
  .browser-omnibox { padding: 0 10px; height: 32px; }
  .browser-url { font-size: 11.5px; }
  .stripe-shell { grid-template-columns: 1fr; }
  .stripe-right { display: none; }
  .gmail-body { grid-template-columns: 1fr; }
  .gmail-rail { display: none; }
  .gmail-row {
    grid-template-columns: 18px 18px 1fr 52px;
    grid-template-rows: auto auto;
  }
  .gmail-row-subj { grid-column: 3; }
  .gmail-row-preview { display: none; }
  .demo-action-log { max-height: 160px; }
  .demo-agent-panel {
    padding: 16px;
    gap: 12px;
    border-left: none;
  }
  .hero-install-row { padding-bottom: 32px; }
  .hero-entry-rail { grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 24px 4px 0; }
  .hero-entry-intro { grid-column: 1 / -1; min-height: 66px; }
  .hero-entry { min-height: 68px; border-top: 1px solid var(--line-soft); }
  .hero-entry:nth-of-type(2n) { border-left: 0; }
  .problem-scroll-track {
    height: auto;
  }
  .problem-fig-inner {
    min-height: 0;
    padding: 36px 20px;
  }
  .problem-figures--static .problem-scroll-hero,
  .problem-figures--static .problem-scroll-hero.flip {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .problem-figures--static .problem-scroll-hero .problem-fig-copy,
  .problem-figures--static .problem-scroll-hero .problem-fig-visual,
  .problem-figures--static .problem-scroll-hero.flip .problem-fig-copy,
  .problem-figures--static .problem-scroll-hero.flip .problem-fig-visual {
    grid-column: 1;
    grid-row: auto;
  }
  .problem-fig-copy { max-width: none; }
  .problem-fig-stage { min-height: 220px; }
  .problem-fig-scene { min-height: 220px; padding: 24px 16px 20px; }
  .pf-ui { width: min(100%, 280px); }
  .problem-outro-inner {
    flex-direction: column;
    align-items: flex-start;
    max-width: none;
  }
  .problem-bridge-link { width: auto; justify-content: center; }
  .nv-links { display: none; }
  .nv-ghost { display: none; }
  .nv.nv-scrolled {
    padding: 8px 16px 0;
  }
  .nv.nv-scrolled .nv-inner {
    width: 92%;
    max-width: 100%;
    height: 58px;
    padding: 0 14px 0 16px;
  }
  .nv.nv-scrolled .nv-ghost { display: none; }
  .nv-burger {
    display: grid;
    place-items: center;
    width: 38px; height: 38px;
    border: 1px solid var(--line);
    border-radius: 10px;
    color: var(--ink-2);
  }
  .nv-menu {
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 12px var(--content-pad) 20px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--shadow-pop);
  }
  .nv.nv-scrolled .nv-menu {
    top: calc(8px + 58px + 8px);
    left: 16px;
    right: 16px;
    border: 1px solid var(--line-soft);
    border-radius: 18px;
    border-bottom: 1px solid var(--line-soft);
  }
  .nv-menu a { padding: 10px 4px; font-size: 16px; font-weight: 500; color: var(--ink-2); }
  .stats-strip { grid-template-columns: 1fr; }
  .cta { margin: 24px 12px 12px; padding: 76px 20px; }
}