/* Hallmark · genre: modern-minimal · macrostructure: Product-Led Sections / Workbench · theme: Cobalt · design-system: design.md · designed-as-app */
/* Hallmark · pre-emit critique: P5 H5 E4 S5 R5 V5 · light-first dev tool
 * Fonts: Space Grotesk (display) · Inter (body) · JetBrains Mono (machine voice)
 * Palette: cool near-white paper, ruler-drawn hairlines, ONE electric cobalt
 * signal accent; graphite reserved for code/terminal cards + one landing band.
 */

/* ---------------------------------------------------------------- tokens */
:root {
  /* paper band: light, cool near-white (never #fff) */
  --color-paper:      oklch(98.5% 0.004 250);
  --color-paper-2:    oklch(96.8% 0.005 250);
  --color-paper-3:    oklch(94.5% 0.007 250);

  /* ink */
  --color-ink:        oklch(24% 0.02 258);
  --color-ink-2:      oklch(34% 0.018 257);
  --color-ink-dim:    oklch(52% 0.015 257);
  --color-ink-faint:  oklch(66% 0.012 257);

  /* 1px hairlines do the work */
  --color-rule:       oklch(90.5% 0.007 250);
  --color-rule-soft:  oklch(94% 0.006 250);

  /* ONE electric cobalt — signal only */
  --color-accent:      oklch(58% 0.20 256);
  --color-accent-hi:   oklch(52% 0.21 256);
  --color-accent-ink:  oklch(99% 0.003 250);
  --color-accent-wash: oklch(58% 0.20 256 / 0.09);
  --color-focus:       var(--color-accent);

  /* graphite — the only dark surface: code/terminal cards + one landing band */
  --color-graphite:        oklch(22% 0.016 260);
  --color-graphite-2:      oklch(26.5% 0.018 260);
  --color-graphite-rule:   oklch(34% 0.02 260);
  --color-graphite-ink:    oklch(93% 0.008 255);
  --color-graphite-dim:    oklch(76% 0.012 255);
  --color-graphite-faint:  oklch(60% 0.014 255);
  --color-graphite-accent: oklch(74% 0.14 256);
  --color-graphite-ok:     oklch(76% 0.15 160);

  /* semantics (light-mode safe) */
  --color-ok:          oklch(62% 0.17 160);
  --color-ok-wash:     oklch(62% 0.17 160 / 0.10);
  --color-danger:      oklch(58% 0.20 28);
  --color-danger-wash: oklch(58% 0.20 28 / 0.09);
  --color-info:        oklch(58% 0.20 256);
  --color-info-wash:   oklch(58% 0.20 256 / 0.09);
  --color-warn:        oklch(68% 0.16 75);
  --color-warn-wash:   oklch(68% 0.16 75 / 0.12);

  /* deeper text counterparts for washed chips on light paper */
  --color-ok-ink:     oklch(42% 0.12 160);
  --color-danger-ink: oklch(47% 0.17 28);
  --color-info-ink:   var(--color-accent-hi);
  --color-warn-ink:   oklch(48% 0.11 75);

  /* type */
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;

  /* 4-point spacing scale */
  --space-3xs: 0.25rem;  --space-2xs: 0.5rem;  --space-xs: 0.75rem;
  --space-sm:  1rem;     --space-md:  1.5rem;  --space-lg: 2rem;
  --space-xl:  3rem;     --space-2xl: 4.5rem;  --space-3xl: 7rem;

  --text-xs: 0.75rem;  --text-sm: 0.875rem; --text-md: 1.125rem;
  --text-lg: 1.375rem; --text-xl: 1.75rem;  --text-2xl: 2.25rem;
  --text-display: clamp(2.5rem, 5vw + 0.5rem, 4rem);

  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:     cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-short: 220ms;

  --radius-card: 10px; --radius-pill: 999px; --radius-input: 6px;

  --shadow-lift: 0 1px 2px oklch(24% 0.02 258 / 0.05);

  --container: 1120px;
  --container-app: 1200px;
}

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

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-3xl);
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  animation: page-in 240ms var(--ease-out);
}

@keyframes page-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
  overflow-wrap: anywhere;
  min-width: 0;
}

p { margin: 0; }

a {
  color: var(--color-accent-hi);
  text-decoration: none;
  transition: color var(--dur-short) var(--ease-out);
}
a:hover { color: var(--color-accent-hi); text-decoration: underline; text-underline-offset: 3px; }

code, pre, kbd { font-family: var(--font-mono); }

code {
  font-size: 0.875em;
  background: var(--color-paper-2);
  border: 1px solid var(--color-rule-soft);
  border-radius: var(--radius-input);
  padding: 0.1em 0.4em;
  overflow-wrap: anywhere;
}

pre {
  margin: 0;
  overflow-x: auto;
  font-size: var(--text-sm);
  line-height: 1.7;
}

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

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: var(--radius-input);
}

button { font: inherit; color: inherit; }

/* ---------------------------------------------------------------- layout */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

.section { padding-block: var(--space-2xl); }
.section + .section { border-top: 1px solid var(--color-rule-soft); }

/* section head: mono tag stacked above heading, one column */
.sec-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-xl);
  max-width: 640px;
}
.sec-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent-hi);
}
.sec-head h2 { font-size: var(--text-2xl); }
.sec-sub { color: var(--color-ink-dim); font-size: var(--text-md); }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-md);
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-md);
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}

/* ---------------------------------------------------------------- wordmark */
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-md);
  letter-spacing: -0.02em;
  color: var(--color-ink);
  white-space: nowrap;
}
.wordmark:hover { color: var(--color-ink); text-decoration: none; }
.wordmark .mark { color: var(--color-accent); flex: none; }

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  height: 40px;
  padding-inline: var(--space-sm);
  border-radius: var(--radius-input);
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: background-color var(--dur-short) var(--ease-out),
              border-color var(--dur-short) var(--ease-out),
              color var(--dur-short) var(--ease-out),
              opacity var(--dur-short) var(--ease-out);
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn-primary { background: var(--color-accent); color: var(--color-accent-ink); }
.btn-primary:hover { background: var(--color-accent-hi); color: var(--color-accent-ink); }
.btn-primary:active { transform: translateY(1px); }

.btn-ghost { background: transparent; color: var(--color-ink); border-color: var(--color-rule); }
.btn-ghost:hover { background: var(--color-paper-3); border-color: var(--color-ink-faint); color: var(--color-ink); }

.btn-danger { background: transparent; color: var(--color-danger); border-color: var(--color-rule); }
.btn-danger:hover { background: var(--color-danger-wash); border-color: var(--color-danger); color: var(--color-danger); }
.btn-danger[data-armed] { background: var(--color-danger); color: var(--color-accent-ink); border-color: var(--color-danger); }

.btn-sm { height: 32px; padding-inline: var(--space-xs); font-size: var(--text-xs); }
.btn-block { width: 100%; }

.btn[disabled], .btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.btn[data-loading] { opacity: 0.6; cursor: wait; }

/* small inline copy button */
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  padding: var(--space-3xs) var(--space-2xs);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-input);
  background: var(--color-paper);
  color: var(--color-ink-dim);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.4;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--dur-short) var(--ease-out),
              border-color var(--dur-short) var(--ease-out),
              background-color var(--dur-short) var(--ease-out);
}
.copy-btn:hover { color: var(--color-ink); border-color: var(--color-ink-faint); }
.copy-btn[data-copied] { color: var(--color-ok-ink); border-color: var(--color-ok); }

/* ---------------------------------------------------------------- badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  padding: var(--space-3xs) var(--space-xs);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--color-ink-dim);
  background: var(--color-paper-3);
}
.badge-accent { color: var(--color-accent-hi); background: var(--color-accent-wash); }
.badge-ok { color: var(--color-ok-ink); background: var(--color-ok-wash); }
.badge-danger { color: var(--color-danger-ink); background: var(--color-danger-wash); }
.badge-info { color: var(--color-info-ink); background: var(--color-info-wash); }
.badge-warn { color: var(--color-warn-ink); background: var(--color-warn-wash); }

.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-ok);
  margin-right: var(--space-2xs);
  animation: live-pulse 2s var(--ease-in-out) infinite;
}
@keyframes live-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* HTTP method + status colors */
.method {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
}
.m-get     { color: var(--color-info); }
.m-post    { color: var(--color-ok-ink); }
.m-put, .m-patch { color: var(--color-accent-hi); }
.m-delete  { color: var(--color-danger); }
.m-head, .m-options { color: var(--color-ink-faint); }

.status { font-family: var(--font-mono); font-size: var(--text-sm); white-space: nowrap; }
.s-2xx { color: var(--color-ok-ink); }
.s-3xx { color: var(--color-info); }
.s-4xx { color: var(--color-warn-ink); }
.s-5xx { color: var(--color-danger); }
.s-0xx { color: var(--color-ink-faint); }

/* ---------------------------------------------------------------- marketing nav */
.nav {
  border-bottom: 1px solid var(--color-rule-soft);
  background: var(--color-paper);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  height: 60px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-inline: auto;
}
.nav-links a {
  position: relative;
  color: var(--color-ink-dim);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -3px;
  height: 1px;
  background: var(--color-accent);
  transition: right var(--dur-short) var(--ease-out);
}
.nav-links a:hover { color: var(--color-ink); text-decoration: none; }
.nav-links a:hover::after { right: 0; }
.nav-cta { display: flex; align-items: center; gap: var(--space-xs); }

/* ---------------------------------------------------------------- hero (left copy, graphite terminal right) */
.hero {
  padding-block: var(--space-3xl) var(--space-2xl);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-xl);
  align-items: center;
}
.hero-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  min-width: 0;
}
.hero h1 {
  font-size: var(--text-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
}
.hero-accent { color: var(--color-accent); }
.hero-sub {
  font-size: var(--text-md);
  color: var(--color-ink-dim);
  max-width: 620px;
}
.hero-promo {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-dim);
}
.hero-cta { display: flex; gap: var(--space-xs); flex-wrap: wrap; }
.hero-term { width: 100%; max-width: 720px; justify-self: end; }
.hero-term-head {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-2xs);
}
.tunnel-live {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: var(--space-3xs) var(--space-xs);
  border: 1px solid var(--color-graphite-rule);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-graphite-ok);
  white-space: nowrap;
}
.tunnel-live .live-dot { margin-right: 0; }

/* in-card diagram: local app → live URL */
.hero-diagram {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}
.hd-node {
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  min-width: 0;
  flex: none;
}
.hd-url {
  border: 1px solid var(--color-graphite-rule);
  border-radius: var(--radius-input);
  padding: var(--space-2xs) var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-graphite-ink);
  white-space: nowrap;
}
.hd-live .hd-url { border-color: var(--color-graphite-accent); color: var(--color-graphite-accent); }
.hd-label { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-graphite-faint); }
.hd-live .hd-label { color: var(--color-graphite-ok); }
.hd-arrow { color: var(--color-graphite-accent); flex: none; }

/* ---------------------------------------------------------------- code surfaces
 * .term = graphite terminal card (marketing only — the allowed dark surface)
 * .well = light mono well for app pages (keys/commands, easier to read/copy)
 */
.term {
  background: var(--color-graphite);
  color: var(--color-graphite-ink);
  border: 1px solid var(--color-graphite-rule);
  border-radius: var(--radius-card);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.9;
  overflow-x: auto;
}
.term .t-p { color: var(--color-graphite-accent); user-select: none; }
.term .t-o { color: var(--color-graphite-ok); }
.term .t-c { color: var(--color-graphite-faint); }
.term .t-d { color: var(--color-graphite-dim); }
.term .copy-btn {
  background: var(--color-graphite-2);
  border-color: var(--color-graphite-rule);
  color: var(--color-graphite-dim);
}
.term .copy-btn:hover { color: var(--color-graphite-ink); border-color: var(--color-graphite-faint); }
.term .copy-btn[data-copied] { color: var(--color-graphite-ok); border-color: var(--color-graphite-ok); }

.well {
  background: var(--color-paper-2);
  color: var(--color-ink-2);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-card);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.9;
  overflow-x: auto;
}
.well .t-p { color: var(--color-accent-hi); user-select: none; }
.well .t-o { color: var(--color-ok-ink); }
.well .t-c { color: var(--color-ink-faint); }
.well .t-d { color: var(--color-ink-dim); }

.term-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
}
.term-row pre { flex: 1 1 auto; min-width: 0; }
.term-row .copy-btn { flex: none; margin-top: var(--space-3xs); }

/* ---------------------------------------------------------------- the one dark band (landing quickstart) */
.band-dark {
  background: var(--color-graphite);
  color: var(--color-graphite-ink);
}
.band-dark .sec-tag { color: var(--color-graphite-accent); }
.band-dark .sec-head h2 { color: var(--color-graphite-ink); }
.band-dark .sec-sub { color: var(--color-graphite-dim); }
.band-dark .step-body h3 { color: var(--color-graphite-ink); }
.band-dark .step-body p { color: var(--color-graphite-dim); }
.band-dark .step-n { background: var(--color-accent); color: var(--color-accent-ink); }
.band-dark .step:not(:last-child) .step-n::after { border-left-color: var(--color-graphite-rule); }
.band-dark .term { background: var(--color-graphite-2); }

/* ---------------------------------------------------------------- cards */
.card {
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  min-width: 0;
  transition: border-color var(--dur-short) var(--ease-out),
              box-shadow var(--dur-short) var(--ease-out);
}
.card:hover { border-color: var(--color-ink-faint); box-shadow: var(--shadow-lift); }
.card h3 { font-size: var(--text-md); }
.card p { color: var(--color-ink-dim); font-size: var(--text-sm); }
.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

/* feature cards: 2-col grid, icon tile + title row + description */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}
.feature-head {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.feature-head h3 { flex: 1; min-width: 0; }
.feature-head .badge { flex: none; }
.icon-tile {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  flex: none;
  border-radius: var(--radius-input);
  background: var(--color-accent-wash);
  color: var(--color-accent-hi);
}

/* quickstart steps */
.steps { display: flex; flex-direction: column; gap: var(--space-lg); }
.step {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: var(--space-sm);
  align-items: start;
}
.step-n {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-accent-ink);
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--text-sm);
  flex: none;
}
.step:not(:last-child) .step-n::after {
  content: "";
  position: absolute;
  left: 50%;
  top: calc(100% + 4px);
  height: calc(var(--space-lg) - 8px);
  border-left: 1px dashed var(--color-rule);
}
.step-body { display: flex; flex-direction: column; gap: var(--space-xs); min-width: 0; }
.step-body h3 { font-size: var(--text-md); }
.step-body p { color: var(--color-ink-dim); font-size: var(--text-sm); }

/* plan cards */
.plan-card { gap: var(--space-sm); }
.plan-card.current { border-color: var(--color-accent); }
.plan-card.plan-promo { border-color: var(--color-accent); }
.plan-card.plan-soon { opacity: 0.62; }
.plan-name {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
}
.plan-price {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.02em;
}
.plan-price span {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-ink-faint);
}
.plan-endpoints { font-size: var(--text-sm); color: var(--color-ink-dim); }
.plan-features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  flex: 1;
}
.plan-features li {
  display: flex;
  gap: var(--space-2xs);
  font-size: var(--text-sm);
  color: var(--color-ink-dim);
}
.plan-features li::before {
  content: "✓";
  color: var(--color-accent);
  font-weight: 600;
  flex: none;
}

/* roadmap */
.roadmap-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xs);
}
.roadmap-list li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-xs) var(--space-sm);
  border: 1px dashed var(--color-rule);
  border-radius: var(--radius-card);
  color: var(--color-ink-dim);
  font-size: var(--text-sm);
}
.roadmap-list li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1px solid var(--color-ink-faint);
  flex: none;
}

/* closing CTA — the one saturated band on the page, inside the content column */
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  flex-wrap: wrap;
  background: var(--color-accent);
  color: var(--color-accent-ink);
  border-radius: var(--radius-card);
  padding: var(--space-xl);
}
.cta-band-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  min-width: 0;
}
.cta-band h2 { font-size: var(--text-2xl); max-width: 560px; color: var(--color-accent-ink); }
.cta-band-copy p { font-size: var(--text-sm); color: var(--color-accent-ink); opacity: 0.85; }
.cta-band-actions { display: flex; gap: var(--space-xs); flex-wrap: wrap; flex: none; }

.btn-on-accent { background: var(--color-accent-ink); color: var(--color-accent-hi); }
.btn-on-accent:hover { background: var(--color-paper); color: var(--color-accent-hi); }
.btn-outline-accent {
  background: transparent;
  color: var(--color-accent-ink);
  border-color: var(--color-accent-ink);
}
.btn-outline-accent:hover { background: var(--color-accent-hi); color: var(--color-accent-ink); border-color: var(--color-accent-ink); }

/* ---------------------------------------------------------------- footer */
.footer {
  border-top: 1px solid var(--color-rule-soft);
  padding-block: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: var(--space-xl);
  flex-wrap: wrap;
}
.footer-brand { display: flex; flex-direction: column; gap: var(--space-xs); max-width: 420px; }
.footer-note { color: var(--color-ink-faint); font-size: var(--text-sm); }
.footer-links {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  flex-wrap: wrap;
}
.footer-links a {
  position: relative;
  color: var(--color-ink-dim);
  font-size: var(--text-sm);
  white-space: nowrap;
}
.footer-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -3px;
  height: 1px;
  background: var(--color-accent);
  transition: right var(--dur-short) var(--ease-out);
}
.footer-links a:hover { color: var(--color-ink); text-decoration: none; }
.footer-links a:hover::after { right: 0; }
.footer-base {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
  color: var(--color-ink-faint);
  font-size: var(--text-xs);
}
.footer-legal { display: flex; gap: var(--space-sm); }
.footer-legal a { color: var(--color-ink-faint); }
.footer-legal a:hover { color: var(--color-accent); text-decoration: none; }

/* ---------------------------------------------------------------- legal pages */
.legal { max-width: 1080px; padding-block: var(--space-2xl); }
.legal-head { margin-bottom: var(--space-xl); }
.legal-head h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
}
.legal-meta {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  margin-top: var(--space-xs);
  color: var(--color-ink-dim);
  font-size: var(--text-sm);
}
.legal-meta a { color: var(--color-accent); }
.legal-meta-sep { color: var(--color-ink-faint); }

.legal-grid {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: start;
}
.legal-toc {
  position: sticky;
  top: calc(61px + var(--space-md));
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-left: 1px solid var(--color-rule);
  padding-left: var(--space-sm);
}
.legal-toc-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-2xs);
}
.legal-toc-link {
  display: flex;
  align-items: baseline;
  gap: var(--space-2xs);
  padding: 4px 0;
  font-size: var(--text-sm);
  color: var(--color-ink-dim);
  white-space: nowrap;
}
.legal-toc-link:hover { color: var(--color-ink); text-decoration: none; }
.legal-toc-link.active { color: var(--color-accent); font-weight: 500; }
.legal-toc-n {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-faint);
}
.legal-toc-link.active .legal-toc-n { color: var(--color-accent); }
.legal-toc-foot {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-rule-soft);
}
.legal-toc-foot a { font-size: var(--text-xs); color: var(--color-ink-faint); }
.legal-toc-foot a:hover { color: var(--color-accent); text-decoration: none; }

.legal-body { min-width: 0; }
.legal-sec { padding-block: var(--space-lg); border-top: 1px solid var(--color-rule); scroll-margin-top: 80px; }
.legal-sec:first-child { border-top: none; padding-top: 0; }
.legal-sec h2 {
  display: flex;
  align-items: baseline;
  gap: var(--space-2xs);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}
.legal-n {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.06em;
}
.legal-sec p { color: var(--color-ink-2); line-height: 1.75; margin-bottom: var(--space-sm); max-width: 68ch; }
.legal-sec p:last-child { margin-bottom: 0; }
.legal-sec a { color: var(--color-accent); }

@media (max-width: 860px) {
  .legal-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .legal-toc {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-2xs) var(--space-sm);
    border-left: none;
    border-bottom: 1px solid var(--color-rule);
    padding: 0 0 var(--space-sm);
  }
  .legal-toc-title { flex-basis: 100%; }
  .legal-toc-foot { display: none; }
}

/* ---------------------------------------------------------------- auth pages
 * Split panel: brand column (paper-2, hairline-divided) with wordmark, mono
 * tag, pitch and the graphite quickstart card — next to the form column. */
.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  align-content: center;
  gap: var(--space-md);
  padding: var(--space-md);
}
.auth-panel {
  width: 100%;
  max-width: 940px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-card);
  overflow: hidden;
}
.auth-aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  padding: var(--space-lg);
  background: var(--color-paper-2);
  border-right: 1px solid var(--color-rule-soft);
  min-width: 0;
}
.auth-aside-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
  min-width: 0;
}
.auth-pitch {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  color: var(--color-ink);
}
.auth-term { font-size: var(--text-xs); padding: var(--space-sm); }
.auth-term .term-row pre { white-space: pre-wrap; overflow-wrap: anywhere; }
.auth-aside-foot {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}
.auth-main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-xl) var(--space-lg);
  min-width: 0;
}
.auth-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  min-width: 0;
}
.auth-card h1 { font-size: var(--text-xl); }
.auth-sub { color: var(--color-ink-dim); font-size: var(--text-sm); margin-top: calc(-1 * var(--space-xs)); }
.auth-alt { text-align: right; font-size: var(--text-xs); margin-top: calc(-1 * var(--space-2xs)); }
.auth-switch { color: var(--color-ink-faint); font-size: var(--text-sm); text-align: center; max-width: 520px; }
.auth-card form { display: flex; flex-direction: column; gap: var(--space-sm); margin: 0; }

@media (max-width: 860px) {
  .auth-panel { grid-template-columns: minmax(0, 1fr); }
  .auth-aside {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-right: none;
    border-bottom: 1px solid var(--color-rule-soft);
  }
  .auth-aside-body, .auth-aside-foot { display: none; }
  .auth-main { padding: var(--space-lg) var(--space-md); }
}

/* ---------------------------------------------------------------- forms */
.field { display: flex; flex-direction: column; gap: var(--space-2xs); }
.label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-ink-dim);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.input {
  height: 40px;
  padding-inline: var(--space-xs);
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-input);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  width: 100%;
  transition: border-color var(--dur-short) var(--ease-out);
}
.input::placeholder { color: var(--color-ink-faint); }
.input:hover { border-color: var(--color-ink-faint); }
.input:focus { outline: none; border-color: var(--color-accent); }
.input:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 1px; border-color: var(--color-accent); }

form { margin: 0; }
.inline-form { display: flex; gap: var(--space-xs); align-items: flex-end; flex-wrap: wrap; }
.inline-form .field { flex: 1; min-width: 200px; }

.form-error {
  background: var(--color-danger-wash);
  border: 1px solid var(--color-danger);
  color: var(--color-danger-ink);
  border-radius: var(--radius-input);
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-sm);
}
.form-note { color: var(--color-ink-faint); font-size: var(--text-xs); }

/* ---------------------------------------------------------------- app shell (workbench — 100% light) */
.app {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  min-height: 100vh;
}
.app-side {
  border-right: 1px solid var(--color-rule-soft);
  padding: var(--space-md) var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  position: sticky;
  top: 0;
  height: 100vh;
  background: var(--color-paper-2);
}
.app-nav { display: flex; flex-direction: column; gap: var(--space-3xs); flex: 1; }
.app-nav a {
  display: flex;
  align-items: center;
  height: 36px;
  padding-inline: var(--space-xs);
  border-radius: var(--radius-input);
  color: var(--color-ink-dim);
  font-size: var(--text-sm);
  font-weight: 500;
  white-space: nowrap;
  transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out);
}
.app-nav a:hover { background: var(--color-paper-3); color: var(--color-ink); text-decoration: none; }
.app-nav a.active {
  background: var(--color-accent-wash);
  color: var(--color-accent-hi);
  font-weight: 600;
}
.account {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-rule-soft);
  min-width: 0;
}
.account-email {
  font-size: var(--text-xs);
  color: var(--color-ink-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.app-main {
  padding: var(--space-xl);
  width: 100%;
  max-width: var(--container-app);
  margin-inline: auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.page-head { display: flex; flex-direction: column; gap: var(--space-2xs); }
.page-head h1 { font-size: var(--text-2xl); }
.page-head h1 a { color: var(--color-ink); }
.page-head h1 a:hover { color: var(--color-accent-hi); text-decoration: none; }
.page-head p { color: var(--color-ink-dim); font-size: var(--text-sm); }
.page-head-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.page-meter { min-width: 200px; }

.back-link {
  font-size: var(--text-sm);
  color: var(--color-ink-dim);
  white-space: nowrap;
}
.back-link:hover { color: var(--color-ink); }

.panel {
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-card);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  min-width: 0;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.panel-head h2 { font-size: var(--text-md); }
.panel-head p { color: var(--color-ink-faint); font-size: var(--text-xs); }

/* usage meter */
.meter-block { display: flex; flex-direction: column; gap: var(--space-2xs); }
.meter-head {
  display: flex;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--color-ink-dim);
}
.meter-head strong { color: var(--color-ink); font-weight: 600; }
.meter {
  height: 8px;
  border-radius: var(--radius-input);
  background: var(--color-paper-3);
  overflow: hidden;
}
.meter-fill {
  height: 100%;
  border-radius: var(--radius-input);
  background: var(--color-accent);
  transition: width 400ms var(--ease-out);
}
.meter-fill--full { background: var(--color-danger); }

/* ---------------------------------------------------------------- tables */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-card);
  background: var(--color-paper);
}
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
  padding: var(--space-sm) var(--space-sm);
  border-bottom: 1px solid var(--color-rule);
  white-space: nowrap;
}
.table td {
  padding: var(--space-sm);
  border-bottom: 1px solid var(--color-rule-soft);
  vertical-align: middle;
}
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr.req-row { cursor: pointer; transition: background-color var(--dur-short) var(--ease-out); }
.table tbody tr.req-row:hover { background: var(--color-paper-2); }
.table tbody tr.req-row.open { background: var(--color-paper-2); }
.table .num { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-ink-dim); text-align: right; white-space: nowrap; }
.t-dim { color: var(--color-ink-faint); }
.table .t-dim { font-family: var(--font-mono); font-size: var(--text-xs); white-space: nowrap; }
.table .t-nowrap { white-space: nowrap; }
.table .t-dim.t-wrap { white-space: normal; min-width: 240px; }
.table .path {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.table .mono { font-family: var(--font-mono); font-size: var(--text-xs); }
.table a { font-family: var(--font-mono); font-size: var(--text-xs); }

/* request detail row */
.req-detail td { background: var(--color-paper-2); padding: var(--space-sm); }
.req-detail h4 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-ink-faint);
  margin-bottom: var(--space-2xs);
  text-transform: uppercase;
}
.req-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}
.hdr-list {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}
.hdr-list div { display: flex; gap: var(--space-2xs); min-width: 0; }
.hdr-list dt { color: var(--color-ink-faint); flex: none; }
.hdr-list dd { margin: 0; color: var(--color-ink-dim); overflow-wrap: anywhere; min-width: 0; }
.snippet {
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-input);
  padding: var(--space-xs) var(--space-sm);
  color: var(--color-ink-dim);
  font-size: var(--text-xs);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.replay-out {
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-input);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-dim);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.replay-out.replay-ok { border-color: var(--color-ok); color: var(--color-ok-ink); background: var(--color-ok-wash); }
.replay-out.replay-bad { border-color: var(--color-danger); color: var(--color-danger-ink); background: var(--color-danger-wash); }

.debug-out {
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-input);
  font-size: var(--text-xs);
  color: var(--color-ink-dim);
  overflow-wrap: anywhere;
}
.debug-out.debug-ok { border-color: var(--color-rule); background: var(--color-paper-2); color: var(--color-ink); }
.debug-out.debug-bad { border-color: var(--color-danger); color: var(--color-danger-ink); background: var(--color-danger-wash); }
.debug-sec { margin-top: var(--space-xs); }
.debug-sec h4 { margin: 0 0 2px; }
.debug-sec p { margin: 0; }
.debug-cached { margin: var(--space-xs) 0 0; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-ink-dim); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------------------------------------------------------------- key reveal */
.key-reveal {
  border: 1px solid var(--color-accent);
  background: var(--color-accent-wash);
  border-radius: var(--radius-card);
  padding: var(--space-sm) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.key-reveal h3 { font-size: var(--text-md); color: var(--color-accent-hi); }
.key-reveal p { color: var(--color-ink-dim); font-size: var(--text-sm); }
.key-value {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}
.key-value code {
  background: var(--color-paper);
  border-color: var(--color-rule);
  padding: var(--space-2xs) var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-ink);
  overflow-wrap: anywhere;
}

/* ---------------------------------------------------------------- empty states */
.empty {
  border: 1px dashed var(--color-rule);
  border-radius: var(--radius-card);
  padding: var(--space-xl) var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
}
.empty h3 { font-size: var(--text-md); }
.empty p { color: var(--color-ink-dim); font-size: var(--text-sm); max-width: 520px; }
.empty .term, .empty .well { width: 100%; }

/* ---------------------------------------------------------------- error page */
.error-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--space-md);
}
.error-card {
  width: 100%;
  max-width: 480px;
  background: var(--color-paper);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-card);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
}
.error-status {
  font-family: var(--font-mono);
  font-size: var(--text-display);
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1;
}
.error-card h1 { font-size: var(--text-xl); }
.error-msg { color: var(--color-ink-dim); max-width: 440px; }
.error-card .hero-cta { margin-top: var(--space-2xs); }

/* ---------------------------------------------------------------- stats & charts */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-sm);
}
.stat-card { gap: var(--space-3xs); }
.stat-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-faint);
}
.stat-plain { display: flex; flex-direction: column; gap: var(--space-3xs); min-width: 0; }
.stat-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.stat-plain .stat-value { font-size: var(--text-lg); white-space: nowrap; }

.chart { overflow-x: auto; }
.chart-svg { display: block; max-width: none; }
.chart-svg rect { transition: opacity var(--dur-short) var(--ease-out); }
.chart-svg rect:hover { opacity: 0.75; }
.chart-axis { stroke: var(--color-rule); stroke-width: 1; }
.chart-empty {
  padding: var(--space-md);
  color: var(--color-ink-faint);
  font-size: var(--text-sm);
  border: 1px dashed var(--color-rule);
  border-radius: var(--radius-card);
}
.chart-empty-note { color: var(--color-ink-faint); font-size: var(--text-xs); margin-top: var(--space-2xs); }
.chart-legend { display: flex; gap: var(--space-sm); flex-wrap: wrap; }
.chart-legend-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-dim);
  white-space: nowrap;
}
.chart-legend-item i {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  display: inline-block;
  flex: none;
}

.ratio-bar {
  display: flex;
  height: 12px;
  border-radius: var(--radius-input);
  overflow: hidden;
  background: var(--color-paper-3);
}
.ratio-seg { display: block; height: 100%; }
.ratio-empty-note {
  display: block;
  padding: var(--space-2xs) var(--space-xs);
  color: var(--color-ink-faint);
  font-size: var(--text-xs);
}

/* ---------------------------------------------------------------- filter bar & range tabs */
.filter-bar {
  display: flex;
  gap: var(--space-xs);
  align-items: flex-end;
  flex-wrap: wrap;
}
.filter-bar .field { min-width: 160px; flex: 1; }
.filter-bar .btn { flex: none; }

.range-tabs {
  display: inline-flex;
  gap: var(--space-3xs);
  padding: var(--space-3xs);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-input);
  background: var(--color-paper);
}
.range-tab {
  padding: var(--space-3xs) var(--space-xs);
  border-radius: var(--radius-input);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-ink-dim);
  white-space: nowrap;
  transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out);
}
.range-tab:hover { color: var(--color-ink); background: var(--color-paper-2); text-decoration: none; }
.range-tab.active { background: var(--color-accent-wash); color: var(--color-accent-hi); }

/* ---------------------------------------------------------------- activity list */
.activity-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.activity-item {
  display: flex;
  gap: var(--space-xs);
  align-items: baseline;
  padding: var(--space-2xs) 0;
  border-bottom: 1px solid var(--color-rule-soft);
  font-size: var(--text-sm);
  flex-wrap: wrap;
}
.activity-item:last-child { border-bottom: none; }
.activity-ts { flex: none; width: 72px; font-family: var(--font-mono); font-size: var(--text-xs); }
.activity-event { flex: none; }
.activity-detail { color: var(--color-ink-dim); min-width: 0; overflow-wrap: anywhere; }

/* ---------------------------------------------------------------- plan gate & danger zone */
.plan-gate { align-items: flex-start; gap: var(--space-sm); border-style: dashed; }
.gate-copy { color: var(--color-ink-dim); font-size: var(--text-sm); max-width: 480px; }

.danger-zone { border-color: var(--color-danger); }
.danger-zone h2 { color: var(--color-danger-ink); }
.danger-copy { color: var(--color-ink-dim); font-size: var(--text-sm); max-width: 520px; }
.settings-form { display: flex; flex-direction: column; gap: var(--space-sm); max-width: 380px; }
.settings-list { gap: 0; }
.settings-list div {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  align-items: baseline;
  gap: var(--space-sm);
  padding: var(--space-2xs) 0;
  border-bottom: 1px solid var(--color-rule-soft);
}
.settings-list div:last-child { border-bottom: none; }
.settings-list dt { text-transform: uppercase; letter-spacing: 0.06em; font-size: var(--text-xs); }

/* ---------------------------------------------------------------- reveal (landing only) */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  }
  .reveal.is-in { opacity: 1; transform: none; }
}

/* ---------------------------------------------------------------- responsive */
@media (max-width: 900px) {
  .hero { grid-template-columns: minmax(0, 1fr); padding-block: var(--space-2xl); }
  .hero-term { justify-self: stretch; }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .sec-head h2 { font-size: var(--text-xl); }
  .section { padding-block: var(--space-xl); }
  .cta-band { padding: var(--space-lg); flex-direction: column; align-items: flex-start; }
  .features-grid { grid-template-columns: minmax(0, 1fr); }
  .grid-3, .grid-4, .grid-2, .roadmap-list, .req-detail-grid { grid-template-columns: minmax(0, 1fr); }
  .nav-links { display: none; }
  .step { grid-template-columns: 32px minmax(0, 1fr); gap: var(--space-sm); }
  .step-n { width: 32px; height: 32px; }

  .app { grid-template-columns: minmax(0, 1fr); }
  .app-side {
    position: static;
    height: auto;
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-right: none;
    border-bottom: 1px solid var(--color-rule-soft);
  }
  .app-nav {
    flex-direction: row;
    overflow-x: auto;
    gap: var(--space-2xs);
    padding-bottom: var(--space-3xs);
  }
  .app-nav a { flex: none; }
  .account { flex-direction: row; align-items: center; flex-wrap: wrap; }
  .account-email { flex: 1; min-width: 120px; }
  .app-main { padding: var(--space-md); gap: var(--space-lg); }
}

@media (max-width: 520px) {
  .hero-diagram { flex-direction: column; align-items: flex-start; }
  .hd-arrow { transform: rotate(90deg); }
}

@media (max-width: 420px) {
  .hero-cta .btn { flex: 1; }
  .hd-node { max-width: 100%; }
  .hd-url { white-space: normal; overflow-wrap: anywhere; }
  .footer-inner { flex-direction: column; gap: var(--space-md); }
  .nav-cta .btn-ghost { display: none; }
  .filter-bar .field { min-width: 100%; }
  .filter-bar .btn { flex: 1; }
  .activity-ts { width: auto; }
}

/* ---------------------------------------------------------------- motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* admin control plane */
.input-sm { padding: 0.3rem 0.5rem; height: auto; min-height: 0; font-size: 0.85em; width: auto; }
td .inline-form { display: inline-flex; gap: var(--space-2xs); align-items: center; flex-wrap: nowrap; margin-right: var(--space-2xs); }

.pricing-page { padding-top: var(--space-2xl); }
.pricing-faq { border-top: 1px solid var(--color-rule); padding: var(--space-md) 0; }
.pricing-faq summary { cursor: pointer; font-family: var(--font-display); font-weight: 500; }
.pricing-faq p { max-width: 70ch; margin-top: var(--space-sm); color: var(--color-ink-dim); }
.workspace-row, .member-actions { display: flex; flex-wrap: wrap; align-items: end; gap: var(--space-sm); padding: var(--space-sm) 0; }
.workspace-row { justify-content: space-between; border-bottom: 1px solid var(--color-rule); align-items: center; }
.member-actions label { flex: 1; min-width: 0; }
.domain-record { display: grid; gap: var(--space-xs); padding: var(--space-sm); background: var(--color-paper-2); margin: var(--space-sm) 0; }
.domain-record code { white-space: pre-wrap; overflow-wrap: anywhere; }
.debug-demo { margin: 0 0 var(--space-lg); border: 1px solid var(--color-rule); border-radius: var(--radius-card); overflow: clip; }
.debug-demo video { display: block; width: 100%; aspect-ratio: 16 / 10; background: var(--color-paper-2); }
.debug-demo figcaption { padding: var(--space-sm); color: var(--color-ink-dim); font-size: var(--text-sm); }
.debug-source-panel { margin: var(--space-md) 0; }
.debug-source-panel label { display: block; margin-top: var(--space-sm); }
.debug-source { font-family: var(--font-mono); width: 100%; }
.pricing-page > .page-head { margin-bottom: var(--space-lg); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

textarea.debug-source { height: auto; min-height: 9rem; }

/* Hallmark · component refinement · pre-emit critique: P4 H4 E4 S4 R5 V3 */
.hero-promo {
  display: grid;
  gap: var(--space-3xs);
  padding-left: var(--space-sm);
  border-left: 2px solid var(--color-rule);
  font-family: var(--font-body);
  line-height: 1.6;
}
.hero-promo-label { color: var(--color-ink); font-weight: 600; }
.hero-promo p { margin: 0; }
.hero-promo p span { padding-inline: var(--space-3xs); }
.hero-promo-note { font-size: var(--text-xs); }
.demo-cta { display: grid; gap: var(--space-xs); }
.demo-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-xs); }
.demo-actions .btn, .hero-cta .btn { min-height: 44px; padding-inline: var(--space-md); }
.demo-note { margin: 0; font-size: var(--text-sm); color: var(--color-ink-dim); }
@media (max-width: 480px) {
  .demo-actions { align-items: stretch; flex-direction: column; }
  .demo-actions .btn { width: 100%; }
  .hero-promo p { max-width: 27ch; }
}

/* Cobalt brand refinement: stronger contrast and consistent action spacing. */
:root {
  --color-ink-dim: oklch(46% 0.018 257);
  --color-ink-faint: oklch(52% 0.015 257);
  --color-rule: oklch(85% 0.012 250);
  --color-accent: oklch(50% 0.19 258);
  --color-accent-hi: oklch(44% 0.19 258);
}
.wordmark { gap: var(--space-xs); font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.04em; }
.wordmark .mark { width: 32px; height: 32px; }
.request-actions { display: flex; justify-content: flex-end; align-items: center; gap: var(--space-2xs); }
.request-actions .btn { flex: none; }
.landing .hero-sub { color: var(--color-ink-2); line-height: 1.7; }
.landing .sec-sub { max-width: 68ch; line-height: 1.7; }
.landing #plans { background: var(--color-paper-2); border-block: 1px solid var(--color-rule); }
.landing #ai-debugger { border-bottom: 1px solid var(--color-rule); }
.landing .debug-demo { border-color: var(--color-rule); }
.landing .debug-demo figcaption { background: var(--color-paper-2); line-height: 1.6; }
.landing .hero-promo { border-left-color: var(--color-accent); }
.landing .hero-promo-label { font-family: var(--font-display); }
.landing .cta-band-copy p { opacity: 1; }
@media (pointer: coarse) { .request-actions .btn { min-height: 44px; } }
/* Dashboard workspace · shared across every account page. */
:root {
  --color-surface: oklch(99.5% 0.002 250);
  --color-overlay: oklch(20% 0.025 258 / 0.58);
  --radius-workspace: 12px;
}
.app { background: var(--color-paper-2); grid-template-columns: 224px minmax(0, 1fr); }
.app-side { background: var(--color-surface); border-color: var(--color-rule); gap: var(--space-md); padding: var(--space-md) var(--space-sm); overflow-y: auto; }
.app-brand-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); padding: var(--space-2xs); }
.nav-toggle { display: none; }
.app-nav { gap: var(--space-3xs); }
.app-nav a { height: 40px; gap: var(--space-xs); border: 1px solid transparent; }
.app-nav a svg { flex: none; }
.app-nav a.active { background: var(--color-accent-wash); border-color: var(--color-rule); }
.app-nav a:nth-child(6), .app-nav a:nth-child(9) { margin-top: var(--space-sm); }
.app-main { max-width: 1600px; margin-inline: auto; padding: var(--space-lg) var(--space-xl) var(--space-xl); gap: var(--space-md); }
.workspace-topbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-xs); min-height: 40px; padding-bottom: var(--space-md); border-bottom: 1px solid var(--color-rule); font-size: var(--text-xs); color: var(--color-ink-dim); }
.workspace-topbar > span { display: flex; gap: var(--space-xs); align-items: center; }
.workspace-topbar strong { color: var(--color-ink); font-weight: 500; }
.workspace-identity { color: var(--color-ink-dim); }
.app .page-head { margin: var(--space-2xs) 0 0; }
.app .page-head h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: -0.035em; }
.app .page-head p { max-width: 70ch; line-height: 1.7; margin-top: var(--space-2xs); }
.app .panel, .app .stat-card { background: var(--color-surface); border-radius: var(--radius-workspace); }
.app .panel { padding: var(--space-md); gap: var(--space-md); }
.app .panel-head { align-items: baseline; padding-bottom: var(--space-xs); border-bottom: 1px solid var(--color-rule-soft); }
.app .panel-head h2 { font-size: var(--text-md); font-weight: 600; }
.app .stat-card { padding: var(--space-md); }
.app .stat-label { letter-spacing: 0; text-transform: none; font-family: var(--font-body); }
.app .stat-value { letter-spacing: -0.035em; }
.app .table-wrap { border-color: var(--color-rule-soft); }
.app .table th { background: var(--color-paper-2); font-family: var(--font-body); text-transform: none; letter-spacing: 0; font-weight: 600; color: var(--color-ink-dim); }
.app .table td { padding-block: var(--space-sm); }
.app .req-row:hover { background: var(--color-paper-2); }
.app .debug-btn { color: var(--color-accent); border-color: var(--color-rule); background: var(--color-accent-wash); }
.app .debug-btn:hover { border-color: var(--color-accent); }
.app .filter-bar { background: var(--color-surface); padding: var(--space-md); border: 1px solid var(--color-rule); border-radius: var(--radius-workspace); }
.app .label { font-family: var(--font-body); text-transform: none; letter-spacing: 0; font-weight: 500; }
.app .empty { padding: var(--space-xl) var(--space-md); }
.app .account .badge { align-self: flex-start; }
.overview-actions { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.analysis-open { overflow-y: hidden; }
.analysis-dialog { width: min(840px, calc(100vw - 32px)); max-height: calc(100dvh - 48px); margin: auto; padding: 0; background: var(--color-surface); color: var(--color-ink); border: 1px solid var(--color-rule); border-radius: var(--radius-workspace); overflow-y: auto; }
.analysis-dialog::backdrop { background: var(--color-overlay); }
.analysis-head { position: sticky; top: 0; z-index: 1; background: var(--color-surface); display: flex; justify-content: space-between; align-items: center; gap: var(--space-sm); padding: var(--space-md) var(--space-lg); border-bottom: 1px solid var(--color-rule); }
.analysis-head h2 { font-size: var(--text-xl); letter-spacing: -0.025em; }
.analysis-head .sec-tag { margin: 0 0 var(--space-3xs); }
.analysis-request { padding: var(--space-sm) var(--space-lg); background: var(--color-paper-2); font-family: var(--font-mono); font-size: var(--text-xs); overflow-wrap: anywhere; }
.analysis-body { padding: var(--space-lg); display: grid; gap: var(--space-md); min-height: 280px; }
.analysis-status { color: var(--color-ok-ink); font-size: var(--text-xs); font-weight: 500; }
.analysis-section { display: grid; gap: var(--space-2xs); }
.analysis-section h3, .analysis-code h3 { font-size: var(--text-sm); font-weight: 600; }
.analysis-section p { color: var(--color-ink-2); font-size: var(--text-sm); line-height: 1.8; white-space: pre-wrap; overflow-wrap: anywhere; }
.analysis-code { border: 1px solid var(--color-rule); border-radius: var(--radius-input); overflow: clip; min-width: 0; }
.analysis-code-head { display: flex; justify-content: space-between; align-items: center; gap: var(--space-xs); padding: var(--space-xs) var(--space-sm); background: var(--color-paper-2); }
.analysis-code .snippet { border: 0; border-top: 1px solid var(--color-rule); border-radius: 0; margin: 0; padding: var(--space-sm); max-height: 360px; }
.analysis-caveat { padding: var(--space-sm); background: var(--color-paper-2); border-left: 2px solid var(--color-accent); font-size: var(--text-xs); color: var(--color-ink-dim); line-height: 1.7; }
.analysis-footer { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); padding: var(--space-sm) var(--space-lg); border-top: 1px solid var(--color-rule); color: var(--color-ink-dim); font-size: var(--text-xs); }
.analysis-loading { display: grid; justify-items: center; align-content: center; gap: var(--space-sm); text-align: center; padding: var(--space-xl) 0; }
.analysis-loading h3 { font-size: var(--text-md); }
.analysis-loading p { color: var(--color-ink-dim); font-size: var(--text-sm); }
.analysis-spinner { width: 28px; height: 28px; border: 2px solid var(--color-rule); border-top-color: var(--color-accent); border-radius: 50%; animation: analysis-spin 900ms linear infinite; }
.analysis-error { align-self: center; display: grid; justify-items: start; gap: var(--space-sm); }
.analysis-error p { color: var(--color-ink-dim); line-height: 1.7; }
@keyframes analysis-spin { to { transform: rotate(360deg); } }
@media (max-width: 1100px) { .app-main { padding-inline: var(--space-md); } }
@media (max-width: 768px) {
  .app { grid-template-columns: minmax(0, 1fr); }
  .app-side { padding: var(--space-xs) var(--space-sm); gap: 0; }
  .app-brand-row { padding: var(--space-3xs) 0; }
  .nav-toggle { display: inline-flex; }
  .app-nav, .app-side .account { display: none; }
  .nav-open .app-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: var(--space-sm); }
  .nav-open .account { display: flex; margin-top: var(--space-sm); }
  .app-nav a:nth-child(n) { margin-top: 0; }
  .app-main { padding: var(--space-sm); }
  .workspace-topbar { padding-bottom: var(--space-sm); }
  .workspace-identity { display: none; }
  .app .panel { padding: var(--space-sm); }
  .app .stat-card { padding: var(--space-sm); }
  .app .panel-head { align-items: flex-start; flex-direction: column; gap: var(--space-3xs); }
  .analysis-head, .analysis-body, .analysis-request, .analysis-footer { padding: var(--space-sm); }
  .analysis-head h2 { font-size: var(--text-lg); }
  .analysis-dialog { width: calc(100vw - 16px); max-height: calc(100dvh - 16px); }
  .analysis-head .sec-tag { font-size: 10px; }
}

.app .chart-svg { min-width: 100%; }

.debug-demo video { aspect-ratio: 16 / 9; }

.request-table .req-row td:last-child { position: sticky; right: 0; background: var(--color-surface); border-left: 1px solid var(--color-rule-soft); }
.request-table th:last-child { position: sticky; right: 0; }
.request-table .req-row:hover td:last-child { background: var(--color-paper-2); }
.analysis-history-link { font-size: var(--text-sm); justify-self: start; }
@media (max-width: 480px) { .nav-open .app-nav { grid-template-columns: minmax(0, 1fr); } }
.pricing-comparison-link { padding-top: var(--space-lg); display: flex; }
.pricing-comparison-link a { display: inline-flex; align-items: center; gap: var(--space-xs); min-height: 44px; font-weight: 500; font-size: var(--text-sm); }
.product-section { border-top: 1px solid var(--color-rule); background: var(--color-surface); }
.product-gallery { border: 1px solid var(--color-rule); border-radius: var(--radius-workspace); overflow: clip; }
.product-tabs { display: flex; flex-wrap: wrap; gap: var(--space-2xs); padding: var(--space-sm); border-bottom: 1px solid var(--color-rule); background: var(--color-paper); }
.product-tab { min-height: 44px; padding: var(--space-xs) var(--space-sm); border: 1px solid transparent; border-radius: var(--radius-input); background: transparent; color: var(--color-ink-dim); font: 500 var(--text-sm) var(--font-body); white-space: nowrap; cursor: pointer; }
.product-tab:hover { color: var(--color-ink); background: var(--color-paper-3); }
.product-tab.active { background: var(--color-accent-wash); color: var(--color-accent); border-color: var(--color-rule); }
.product-gallery figure { margin: 0; }
.product-image-link { display: flex; justify-content: center; align-items: center; height: 740px; padding: var(--space-lg); background: var(--color-paper-2); }
.product-image-link img { display: block; width: auto; height: auto; max-width: 100%; max-height: 100%; object-fit: contain; border: 1px solid var(--color-rule); border-radius: var(--radius-input); }
.product-gallery figcaption { display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-xs); padding: var(--space-sm) var(--space-md); color: var(--color-ink-2); font-size: var(--text-sm); line-height: 1.6; }
.product-image-hint { color: var(--color-ink-dim); font-size: var(--text-xs); }
.pricing-product { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: var(--space-xl); align-items: center; padding: var(--space-lg); border: 1px solid var(--color-rule); border-radius: var(--radius-workspace); background: var(--color-paper-2); }
.pricing-product h2 { font-size: var(--text-xl); margin-bottom: var(--space-sm); }
.pricing-product p:not(.sec-tag) { color: var(--color-ink-dim); line-height: 1.7; margin-bottom: var(--space-md); }
.pricing-product img { display: block; width: 100%; max-height: 580px; object-fit: contain; }
@media (max-width: 768px) { .product-image-link { height: 560px; padding: var(--space-sm); } .pricing-product { grid-template-columns: minmax(0, 1fr); gap: var(--space-md); } }
@media (max-width: 420px) { .product-tabs { gap: var(--space-3xs); padding: var(--space-xs); } .product-tab { padding-inline: var(--space-xs); font-size: var(--text-xs); } .product-image-link { height: 460px; } }
/* Product screenshots are part of the page, without a gallery frame. */
.product-story { background: var(--color-paper); border-top: 1px solid var(--color-rule); }
.product-intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: end; gap: var(--space-xl); margin-bottom: var(--space-lg); }
.product-intro h2, .product-explanation h2 { font-size: var(--text-2xl); line-height: 1.15; letter-spacing: -0.025em; }
.product-intro > p, .product-explanation > p:not(.sec-tag), .product-supporting section > p:not(.sec-tag) { font-size: var(--text-sm); color: var(--color-ink-dim); line-height: 1.8; }
.product-open { margin: 0; min-width: 0; }
.product-open a { display: block; }
.product-open img { display: block; width: 100%; height: auto; }
.product-open figcaption { padding-top: var(--space-xs); font-size: var(--text-xs); color: var(--color-ink-dim); line-height: 1.6; }
.product-wide { margin-bottom: var(--space-3xl); }
.product-analysis-row { display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); align-items: center; gap: var(--space-2xl); }
.product-explanation { display: grid; gap: var(--space-md); }
.product-explanation .sec-tag { margin-bottom: 0; }
.product-text-link { display: inline-flex; align-items: center; gap: var(--space-xs); justify-self: start; min-height: 44px; font-size: var(--text-sm); font-weight: 500; }
.product-supporting { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-xl); margin-top: var(--space-3xl); padding-top: var(--space-xl); border-top: 1px solid var(--color-rule); }
.product-supporting h3 { font-size: var(--text-lg); margin-bottom: var(--space-xs); }
.product-supporting section > p:not(.sec-tag) { margin-bottom: var(--space-lg); }
@media (max-width: 768px) {
  .product-intro, .product-analysis-row, .product-supporting { grid-template-columns: minmax(0, 1fr); gap: var(--space-lg); }
  .product-intro h2, .product-explanation h2 { font-size: var(--text-xl); }
  .product-wide { margin-bottom: var(--space-xl); }
  .product-analysis-row { gap: var(--space-lg); }
  .product-supporting { margin-top: var(--space-xl); gap: var(--space-xl); }
}
.pricing-product { background: transparent; border: 0; padding: 0; gap: var(--space-2xl); }
.pricing-product img { max-height: none; }
@media (max-width: 768px) { .pricing-product { gap: var(--space-lg); } }

/* Paid AI allowance: visible in every plan card. */
.plan-features .feature-unlimited{color:var(--color-accent);font-weight:700;background:color-mix(in srgb,var(--color-accent) 7%,transparent);padding:8px 10px;border-radius:6px;margin:5px 0}

/* Special offers · existing Cobalt workbench · P5 H4 E4 S5 R5 V4 */
.offer-workbench { display:grid; grid-template-columns:minmax(0, 1.5fr) minmax(0, 1fr); gap:var(--space-lg); margin-bottom:var(--space-lg); align-items:start; }
.offer-fields { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:var(--space-md); }
.offer-fields .field { margin:0; min-width:0; }
.offer-fields .input { width:100%; min-width:0; }
.offer-workbench form > .btn { margin-top:var(--space-md); }
.offer-summary h2 { margin:var(--space-sm) 0 var(--space-lg); }
.offer-steps { padding-left:var(--space-md); display:grid; gap:var(--space-lg); }
.offer-steps p { color:var(--color-ink-dim); margin-top:var(--space-2xs); font-size:.875rem; }
.offer-heading { max-width:48rem; padding:var(--space-2xl) 0 var(--space-xl); }
.offer-heading h1 { font-size:clamp(2rem,4vw,3.5rem); line-height:1.08; overflow-wrap:anywhere; margin:var(--space-sm) 0 var(--space-md); }
.offer-heading > p { color:var(--color-ink-dim); }
.offer-checkout-grid { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:var(--space-2xl); align-items:start; padding-bottom:var(--space-2xl); }
.offer-included { padding:var(--space-lg) 0; }
.offer-benefits { list-style:none; padding:0; margin:var(--space-lg) 0; }
.offer-benefits li { padding:var(--space-sm) 0; border-bottom:1px solid var(--color-rule); }
.offer-benefits li::before { content:'✓'; color:var(--color-accent); margin-right:var(--space-sm); }
.offer-price { font-family:var(--font-display); font-size:clamp(2.5rem,6vw,4rem); font-weight:600; letter-spacing:-.045em; margin:var(--space-md) 0; overflow-wrap:anywhere; }
.offer-price span { font-family:var(--font-mono); font-size:.875rem; letter-spacing:0; color:var(--color-ink-dim); margin-left:var(--space-xs); }
.offer-payment hr { border:0; border-top:1px solid var(--color-rule); margin:var(--space-lg) 0; }
.offer-terms { font-weight:500; }
.offer-methods { font-size:.75rem; color:var(--color-ink-dim); line-height:1.7; margin:var(--space-md) 0; }
.offer-payment .btn { margin:var(--space-sm) 0; }
@media(max-width:768px) { .offer-workbench,.offer-checkout-grid { grid-template-columns:minmax(0,1fr); gap:var(--space-lg); } .offer-summary { order:2; } .offer-heading { padding-top:var(--space-xl); } }
@media(max-width:414px) { .offer-fields { grid-template-columns:minmax(0,1fr); } .offer-payment .btn { font-size:.75rem; padding-inline:var(--space-xs); } }
.offer-workbench form > .form-note { margin-top:var(--space-md); }