/* ==========================================================================
   D12 Veyra Pulse — page styles
   Brand-override demo: <body data-brand="pulse"> re-skins the page through
   the 8 --brand-* tokens only (tokens.css). The theme-proof bar switches
   between Pulse (indigo) and the Scrub default (d12-veyra-pulse.js).
   ========================================================================== */

/* ── Page frame ─────────────────────────────────────────────────────────── */

.pulse-page {
  position: relative;
  min-height: 100vh;
  background: var(--graphite-50);
}

/* Shared horizontal gutter of every content row */
.theme-proof__inner,
.pulse-hero,
.pulse-how,
.pulse-outcomes__inner,
.pulse-audiences,
.pulse-band__inner {
  max-width: 1320px;
  margin: 0 auto;
  padding-left: clamp(20px, 4.2vw, 60px);
  padding-right: clamp(20px, 4.2vw, 60px);
}

/* Primary CTAs follow the brand colour with a soft cross-fade */
.pulse-brand-cta { transition: background var(--dur-3); }

.pulse-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── Theme proof bar ────────────────────────────────────────────────────── */

.theme-proof {
  background: var(--graphite-900);
  color: var(--graphite-mist);
}

.theme-proof__inner {
  padding-top: 10px;
  padding-bottom: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  align-items: center;
  justify-content: space-between;
  font: 400 12px/1.4 'Geist Mono', monospace;
}

.theme-proof__text {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-proof__label { color: var(--mist-400); }

.theme-proof__controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.theme-proof__swatch {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-s);
  background: var(--swatch);
  border: 1px solid var(--mist-a30);
}

.theme-proof__switch {
  margin-left: 8px;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--mist-a30);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--graphite-mist);
  font: 500 11px/1 'Geist Mono', monospace;
  cursor: pointer;
}

/* ── Hero ───────────────────────────────────────────────────────────────── */

.pulse-hero {
  position: relative;
  padding-top: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(40px, 6vw, 80px);
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
}

/* Annotation label picks up the brand glow instead of Scrub glow */
.annotation--brand .annotation__label { color: var(--brand-glow); }

.pulse-hero__copy {
  flex: 1 1 540px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.pulse-hero__title {
  margin: 0;
  font: 500 clamp(52px, 1.5rem + 6.4vw, 120px)/.94 'Geist', sans-serif;
  letter-spacing: -.045em;
}

.pulse-hero__accent {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 1.1em;
}

.pulse-hero__lead {
  margin: 0;
  max-width: 560px;
  font: 400 20px/1.5 'Geist', sans-serif;
  color: var(--graphite-750);
}

/* Citation chip "1" */
.pulse-cite {
  margin-left: 4px;
  padding: 1px 5px;
  border: 1px solid rgba(10, 18, 22, .28);
  border-radius: var(--radius-s);
  font: 500 11px 'Geist Mono', monospace;
}

.pulse-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  font: 400 12px/1 'Geist Mono', monospace;
  letter-spacing: .04em;
  color: var(--graphite-600);
}

.pulse-hero__visual {
  flex: 0 1 460px;
  min-width: 260px;
  display: flex;
  justify-content: center;
}

/* ── Live monitor dial ──────────────────────────────────────────────────── */

.pulse-monitor {
  position: relative;
  width: min(100%, 440px);
  aspect-ratio: 1;
}

/* Calibration ticks — thin conic spokes masked to a ring */
.pulse-monitor__ticks {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: repeating-conic-gradient(var(--ink-a50) 0 .35deg, transparent .35deg 5deg);
  -webkit-mask: radial-gradient(circle, transparent 68.6%, #000 69%, #000 71.4%, transparent 71.8%);
  mask: radial-gradient(circle, transparent 68.6%, #000 69%, #000 71.4%, transparent 71.8%);
  transform: scale(1.12);
}

.pulse-monitor__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--ink-a16);
}

.pulse-monitor__screen {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  background: var(--graphite-950);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--graphite-mist);
}

.pulse-monitor__live {
  font: 500 11px/1 'Geist Mono', monospace;
  letter-spacing: .08em;
  color: var(--mist-400);
}

.pulse-monitor__bpm {
  font: 500 64px/1 'Geist', sans-serif;
  letter-spacing: -.04em;
  font-variant-numeric: tabular-nums;
}

.pulse-monitor__unit {
  margin-left: 6px;
  font: 500 16px 'Geist Mono', monospace;
  color: var(--mist-400);
}

.pulse-monitor__trace path {
  fill: none;
  stroke: var(--brand-glow);
  stroke-width: 1.5;
}

.pulse-monitor__rhythm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--radius-pill);
  background: rgba(111, 210, 238, .14);
  color: var(--cyan-300);
  font: 500 11px/1 'Geist', sans-serif;
}

/* ── 01 How it works ────────────────────────────────────────────────────── */

.pulse-how {
  padding-bottom: clamp(64px, 8vw, 112px);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.pulse-how__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 16px;
}

.how-step {
  padding: 26px;
  border-radius: var(--radius-l);
  background: var(--graphite-0);
  border: 1px solid var(--color-hairline);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.how-step__number {
  font: 400 48px/1 'Geist Mono', monospace;
  letter-spacing: -.04em;
  color: var(--brand-action);
  transition: color var(--dur-3);
}

.how-step__title { font: 500 22px/1.2 'Geist', sans-serif; }

.how-step__text {
  font: 400 15px/1.55 'Geist', sans-serif;
  color: var(--graphite-600);
}

/* ── Outcomes (dark band) ───────────────────────────────────────────────── */

.pulse-outcomes { padding: 0 clamp(8px, 1.2vw, 16px); }

.pulse-outcomes__panel {
  border-radius: 24px;
  background: var(--graphite-950);
  color: var(--graphite-mist);
}

.pulse-outcomes__inner {
  padding-top: clamp(56px, 7vw, 112px);
  padding-bottom: clamp(56px, 7vw, 112px);
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.pulse-outcomes__title {
  margin: 0;
  font: 500 clamp(36px, 1.4rem + 3.4vw, 72px)/1 'Geist', sans-serif;
  letter-spacing: -.035em;
}

.pulse-outcomes__accent { font: italic 400 1.08em 'Instrument Serif', serif; }

.pulse-outcomes__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  border-top: 1px solid rgba(232, 236, 234, .16);
}

.pulse-stat {
  padding: 24px 20px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pulse-stat__key {
  font: 500 11px/1 'Geist Mono', monospace;
  letter-spacing: .08em;
  color: var(--mist-400);
}

.pulse-stat__value {
  font: 500 clamp(48px, 2rem + 2.6vw, 80px)/1 'Geist', sans-serif;
  letter-spacing: -.04em;
  font-variant-numeric: tabular-nums;
}

.pulse-stat__unit {
  margin-left: 4px;
  font: 500 18px 'Geist Mono', monospace;
  color: var(--mist-400);
}

.pulse-stat__text {
  font: 400 15px/1.45 'Geist', sans-serif;
  color: var(--mist-200);
}

.pulse-outcomes__footnote {
  font: 400 12px/1.5 'Geist Mono', monospace;
  color: var(--mist-400);
}

/* ── Audience cards ─────────────────────────────────────────────────────── */

.pulse-audiences {
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(64px, 8vw, 112px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr));
  gap: 20px;
}

.audience-card {
  padding: clamp(24px, 3vw, 40px);
  border-radius: var(--radius-l);
  background: var(--graphite-0);
  border: 1px solid var(--color-hairline);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.audience-card__label {
  font: 500 12px/1 'Geist Mono', monospace;
  letter-spacing: .08em;
  color: var(--graphite-600);
}

.audience-card__title {
  font: 500 clamp(26px, 1.2rem + 1.2vw, 36px)/1.15 'Geist', sans-serif;
  letter-spacing: -.02em;
}

.audience-card__item {
  display: flex;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--ink-a08);
  font: 400 15px/1.5 'Geist', sans-serif;
}

.audience-card__marker {
  flex: none;
  color: var(--brand-action);
}

.audience-card__cta {
  margin-top: auto;
  align-self: flex-start;
}

/* Patient card — warm sand surface, serif headline, larger body copy */
.audience-card--patient {
  background: var(--sand-25);
  border-color: rgba(31, 26, 20, .1);
  scroll-margin-top: 100px;
}
.audience-card--patient .audience-card__label { color: var(--sand-700); }
.audience-card--patient .audience-card__title {
  font: 400 clamp(30px, 1.2rem + 1.6vw, 44px)/1.05 'Instrument Serif', serif;
  letter-spacing: normal;
  color: var(--sand-950);
}
.audience-card--patient .audience-card__item {
  gap: 12px;
  border-top-color: rgba(31, 26, 20, .1);
  font-size: 17px;
  line-height: 1.55;
  color: var(--sand-900);
}
.audience-card--patient .audience-card__marker {
  font: 500 13px/1.8 'Geist Mono', monospace;
  color: var(--sand-700);
}

.audience-card__note {
  font: 400 14px/1.5 'Geist', sans-serif;
  color: var(--sand-700);
}

/* ── Closing CTA band ───────────────────────────────────────────────────── */

.pulse-band {
  background: var(--graphite-0);
  border-top: 1px solid var(--color-hairline);
}

.pulse-band__inner {
  padding-top: clamp(64px, 8vw, 112px);
  padding-bottom: clamp(64px, 8vw, 112px);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.pulse-band__title {
  margin: 0;
  font: 500 clamp(44px, 1.4rem + 5vw, 100px)/.96 'Geist', sans-serif;
  letter-spacing: -.045em;
}
.pulse-band__title .serif-accent { letter-spacing: inherit; }

.pulse-band__note {
  font: 400 15px/1.4 'Geist', sans-serif;
  color: var(--graphite-600);
}