/* CIRCUIQUE Manifesto Site — Grounded arc (rigorous instrument → warm release) */

:root {
  --bg: #17181A;
  --bg-deep: #111213;
  --surface: #232527;
  --stroke: #383A3C;
  --text: #EAE7E2;
  --text-secondary: #ACA9A2;
  --text-tertiary: #7C7A74;
  --text-muted: var(--text-tertiary);
  /* Instrument — serious, rigorous, cool-grounded */
  --accent: #7E92A0;
  --accent-soft: #9AACB8;
  --accent-deep: #5C7080;
  --accent-muted: #6E8290;
  --accent-glow: #A8BCC6;
  /* Grounded sage — the body, the anchor */
  --ground: #7C8A78;
  --celadon: var(--ground);
  /* Flow — the current between rigor and release */
  --lift-blue: #8CA0AE;
  --lift-blue-soft: #A6B8C2;
  --lift-blue-muted: #748690;
  /* Warm light — arrival, ease, the far edge of the arc (used sparingly) */
  --lift-violet: #DCB988;
  --lift-violet-soft: #EAD3A6;
  --warm-light: var(--lift-violet);
  --warm-light-soft: var(--lift-violet-soft);
  --warm-light-deep: #B8905A;
  --core-radiance: #F2ECE0;
  --core-luminous: #D8C2A0;
  --amber: #888880;
  --luminous-blue: var(--lift-blue);
  --rust: #9E5A4E;
  --lead-gray: #6B7078;
  --contracted-purple: #7A6B82;
  --seq-locate: #C4A882;
  --seq-locate-soft: #D4BCA0;
  --seq-reground: #7C8A78;
  --seq-reground-soft: #8E9A88;
  --seq-return: #7A9CA8;
  --seq-return-soft: #94B4BE;
  --seq-track: #8A90A8;
  --seq-track-soft: #A4A8BC;
  --font-display: "Fraunces", Georgia, serif;
  --font-essay: "Lora", "Iowan Old Style", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --max: 1080px;
  --content-wide: 52rem;
  --screen-title-size: clamp(1.375rem, 2.88vw, 1.6875rem);
  --screen-title-ls: 0.024em;
  --screen-title-lh: 1.2;
  --screen-title-br-gap: 0.95rem;
  --radius: 12px;
  /* Golden ratio spacing scale (φ ≈ 1.618) */
  --phi: 1.618;
  --space-phi-1: 1rem;
  --space-phi-2: 1.618rem;
  --space-phi-3: 2.618rem;
  --space-phi-4: 4.236rem;
  --space-phi-5: 6.854rem;
  --content-golden: 61.8%;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

/* Honeypot: decoy field real users never see or fill; bots that auto-fill
   every input trip it, and Formspree silently drops the submission. */
.hp-field {
  position: absolute !important;
  flex: 0 0 auto !important;
  width: 1px !important;
  height: 1px !important;
  min-width: 1px !important;
  min-height: 1px !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.75rem 1rem;
  background: var(--accent-deep);
  color: var(--bg);
  z-index: 1000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

.container {
  container-type: inline-size;
  container-name: section;
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Tide Line Canvas */
#tide-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.28;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: clamp(1.75rem, 7vh, 3.5rem) 1.5rem 1.25rem;
  display: flex;
  justify-content: center;
}

.logo {
  display: inline-flex;
  line-height: 0;
  text-decoration: none;
  transition: opacity 0.3s;
}
.logo:hover { opacity: 0.92; text-decoration: none; }

.logo-mark {
  display: block;
  height: 1.875rem;
  width: auto;
  /* Wordmark → soft cerulean on mineral background */
  filter: brightness(0) invert(0.86) sepia(0.08) saturate(0.32) hue-rotate(205deg);
  transition: filter 0.3s;
}
.logo:hover .logo-mark {
  filter: brightness(0) invert(0.78) sepia(0.12) saturate(0.48) hue-rotate(205deg);
}

main { position: relative; z-index: 1; }

section { position: relative; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 0.75rem;
}

.section-intro {
  max-width: 36rem;
  margin: 0 0 2.5rem;
  font-size: 1.05rem;
}

h2, h3 { color: var(--text); }

/* ─── Section 1: Hero ─── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: clamp(11rem, 26vh, 14rem) 1.5rem clamp(2rem, 4vh, 3rem);
  text-align: center;
  overflow-x: clip;
  max-width: 100%;
  background:
    radial-gradient(
      ellipse 80% 50% at 50% 32%,
      color-mix(in srgb, var(--warm-light-soft) 6%, transparent) 0%,
      color-mix(in srgb, var(--accent-soft) 4%, transparent) 40%,
      transparent 70%
    ),
    var(--bg);
}

.hero-content {
  container-type: inline-size;
  container-name: hero;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  position: relative;
  z-index: 1;
}

/* Vertical rhythm is fully explicit (fixed px), not flex-gap-derived —
   each transition is a deliberate vacuum, not an accidental byproduct. */
.hero-content .sub-tagline {
  position: relative;
  z-index: 1;
  margin-top: 0;
  padding-top: 40px;
  width: 100%;
  max-width: min(100%, 22rem);
  white-space: normal;
  font-size: clamp(0.5rem, 2.85cqi, 0.875rem);
  letter-spacing: 0.08em;
  opacity: 0.45;
  line-height: 1.65;
}

@media (min-width: 561px) {
  .hero-content .sub-tagline {
    max-width: none;
    white-space: nowrap;
  }
}

.hero-content .sub-tagline::before {
  top: 20px;
}

.hero-content .cta-wrap {
  position: relative;
  z-index: 1;
  margin-top: 96px;
}

/* Ambient mesh — particle field anchored behind the manifesto headline. */
.evolution-wrap {
  --mesh-scale: 1.1;
  position: absolute;
  top: 0;
  left: 50%;
  width: min(960px, 148%);
  height: clamp(13rem, 42vh, 21rem);
  z-index: 0;
  pointer-events: none;
  overflow: visible;
  transform: translate(-50%, -16%) scale(var(--mesh-scale));
  transform-origin: center center;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.6s ease;
}

.evolution-wrap.reveal.in-view {
  opacity: 0.34;
  transform: translate(-50%, -16%) scale(var(--mesh-scale));
}

.evolution-wrap.converge {
  --mesh-scale: 1.04;
}

.evolution-canvas {
  width: 100%;
  height: 100%;
  display: block;
  filter: blur(1.25px);
  mask-image: radial-gradient(ellipse 78% 70% at 50% 50%, black 30%, transparent 88%);
  -webkit-mask-image: radial-gradient(ellipse 78% 70% at 50% 50%, black 30%, transparent 88%);
}

.hero-waves {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
}

/* Nested tracks — open circuits that snap closed on arrival, then settle into ambient breathing.
   pathLength="100" on each <circle> normalizes their dash units regardless of radius. */
.wave-rings circle {
  transform-origin: 200px 200px;
  stroke-linecap: round;
  stroke-dasharray: 100 0; /* safe fallback: fully closed if animation is unsupported */
  animation-name: ring-close, pulse-ring;
  animation-duration: 1.8s, 4s;
  animation-timing-function: cubic-bezier(0.16, 1, 0.3, 1), ease-in-out;
  animation-iteration-count: 1, infinite;
  animation-fill-mode: forwards, none;
}
.wave-rings circle:nth-child(1) { animation-delay: 0s, 1.8s; }
.wave-rings circle:nth-child(2) { animation-delay: 0.18s, 1.98s; }
.wave-rings circle:nth-child(3) { animation-delay: 0.36s, 2.16s; }
.wave-rings circle:nth-child(4) { animation-delay: 0.54s, 2.34s; }

/* Circuit junctions — revealed once every track has closed */
.circuit-nodes {
  opacity: 0;
  animation: ring-flow-reveal 0.35s ease forwards 1s;
}
.circuit-node {
  filter: drop-shadow(0 0 3px currentColor);
}
.circuit-node--amber { fill: var(--lift-blue-muted); color: var(--lift-blue-muted); }
.circuit-node--celadon { fill: var(--celadon); color: var(--celadon); }

/* Bus lines — faint but legible; subordinate to the radiant core */
.bus-line {
  opacity: 0.2;
}

/* Calibration ticks — matched to bus lines so the axis reads as one faint layer */
.axis-ticks line {
  opacity: 0.1;
}

/* Low-frequency breathing — locked to ~0.18Hz (5.5s cycle), scale 1.0 → 1.03 */
.origin-core,
.origin-ring {
  transform-origin: 200px 200px;
  animation: coreBreathing 5.5s ease-in-out infinite;
}

/* The source — a diffuse radiant field, not a flat disc. Everything else in the graphic
   is a subordinate track, guided by and dependent on this one point. */
.origin-core-halo {
  mix-blend-mode: normal;
  filter: blur(2px);
  opacity: 0.9;
  animation: coreRadianceSwell 6s ease-in-out infinite;
}

.origin-core-point {
  fill: color-mix(in srgb, var(--core-radiance) 92%, white);
}

.origin-ring {
  stroke: color-mix(in srgb, var(--warm-light-soft) 30%, var(--accent-soft));
}

.origin-pulse {
  transform-origin: 200px 200px;
  stroke: color-mix(in srgb, var(--warm-light-soft) 45%, var(--accent-soft));
  opacity: 0;
  animation: origin-pulse-emit 6s ease-in-out infinite;
}

/* Clockwise circulating light — revealed only after the tracks finish closing ("then amplify") */
.ring-flow-group {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0;
  animation: ring-flow-reveal 0.35s ease forwards 1s;
}

.ring-flow {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  opacity: 0.55;
  transform: translate(-50%, -50%) rotate(0deg);
  animation-name: ring-flow-spin;
  animation-timing-function: linear;
  animation-delay: 1s;
  animation-iteration-count: infinite;
  animation-fill-mode: backwards;
}

.ring-flow--1 {
  width: 30%;
  height: 30%;
  --ring-hue: var(--accent-muted);
  animation-duration: 9s;
}

.ring-flow--2 {
  width: 45%;
  height: 45%;
  --ring-hue: var(--accent);
  animation-duration: 11s;
}

.ring-flow--3 {
  width: 60%;
  height: 60%;
  --ring-hue: var(--lift-blue-soft);
  animation-duration: 14s;
}

.ring-flow--4 {
  width: 75%;
  height: 75%;
  --ring-hue: var(--warm-light-soft);
  animation-duration: 17s;
}

.ring-flow {
  background: conic-gradient(
    from -18deg,
    transparent 0deg,
    color-mix(in srgb, var(--ring-hue) 35%, transparent) 14deg,
    color-mix(in srgb, var(--ring-hue) 55%, transparent) 18deg,
    color-mix(in srgb, var(--ring-hue) 35%, transparent) 22deg,
    transparent 36deg,
    transparent 360deg
  );
  -webkit-mask-image: radial-gradient(closest-side, transparent calc(100% - 2px), #000 calc(100% - 2px));
  mask-image: radial-gradient(closest-side, transparent calc(100% - 2px), #000 calc(100% - 2px));
}

.manifesto,
.loop-recognition-title,
.loop-moves-title,
.payoff-title,
.trust-title,
.contact-title,
.section-title {
  font-family: var(--font-display);
  font-size: var(--screen-title-size);
  font-weight: 400;
  font-variation-settings: "SOFT" 88, "WONK" 0, "opsz" 42;
  letter-spacing: var(--screen-title-ls);
  line-height: var(--screen-title-lh);
  color: color-mix(in srgb, var(--text) 90%, var(--accent-soft) 10%);
  text-rendering: optimizeLegibility;
  font-feature-settings: "liga" 1, "kern" 1;
}

.manifesto br {
  display: block;
  margin-top: var(--screen-title-br-gap);
  content: "";
}

.manifesto {
  position: relative;
  z-index: 1;
  margin: 0;
  width: 100%;
  max-width: 100%;
  text-align: center;
  animation: hero-enter 1.1s cubic-bezier(0.22, 1, 0.36, 1) 0.15s both;
  line-height: 1.6;
  --screen-title-br-gap: 48px;
}

.manifesto br.manifesto-br-mobile {
  display: none;
}

.manifesto-thesis,
.manifesto-pivot {
  display: block;
}

.sub-tagline,
.loop-pattern-capsule {
  font-family: var(--font-mono);
  font-size: clamp(0.8125rem, 2vw, 0.9375rem);
  letter-spacing: 0.05em;
  color: var(--accent-soft);
  position: relative;
  line-height: 1.5;
  white-space: nowrap;
}

/* Muted accent copy — serious, instrument-toned by default */
.text-luminous {
  color: var(--accent-soft);
}

/* Warm variant — reserved for arrival/release beats in the narrative arc */
.text-luminous--warm {
  color: var(--warm-light-soft);
}

.sub-tagline.text-luminous {
  animation: fade-in 1s ease 0.2s both;
}

/* Hero mono line settles at opacity 0.3 (not the generic fade-in's 1) —
   dedicated keyframes since the animated property always wins over a
   plain opacity declaration for the duration it's in effect. */
.hero-content .sub-tagline.text-luminous {
  animation: fade-in-dim 1s ease 0.2s both;
}

.sub-tagline::before,
.loop-pattern-capsule::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4rem;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent-muted) 42%, var(--stroke)) 28%,
    color-mix(in srgb, var(--accent-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--accent-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

.sub-tagline {
  margin: 0;
  animation: fade-in 1s ease 0.2s both;
}

.loop-pattern-capsule.text-luminous--warm::before {
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--warm-light) 45%, var(--stroke)) 28%,
    color-mix(in srgb, var(--warm-light-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--warm-light-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

/* ─── Section 2: Recognition (second screen) ─── */
.loop-recognition {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-phi-5) 1.5rem var(--space-phi-4);
  background:
    radial-gradient(
      ellipse 80% 45% at 50% 18%,
      color-mix(in srgb, var(--warm-light-soft) 5%, transparent) 0%,
      color-mix(in srgb, var(--accent-soft) 3%, transparent) 42%,
      transparent 72%
    ),
    linear-gradient(to bottom, var(--bg) 0%, var(--bg-deep) 50%, var(--bg) 100%);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
}

.loop-recognition-inner {
  container-type: inline-size;
  container-name: recognition;
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  margin-inline: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  gap: var(--space-phi-3);
}

.loop-recognition-header {
  margin-bottom: 0;
}

.loop-recognition-title {
  margin: 0;
  max-width: none;
}

.loop-recognition-title-line {
  white-space: nowrap;
}

.loop-scroll-cue {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: var(--space-phi-3);
  text-decoration: none;
  flex-shrink: 0;
}

.loop-scroll-cue::after {
  content: "";
  display: block;
  width: 1px;
  height: 1.5rem;
  background: linear-gradient(to bottom, var(--stroke), transparent);
  animation: scroll-cue-pulse 2.2s ease-in-out infinite;
}

.loop-prologue {
  margin: 0;
  padding: 0;
  border: none;
  text-align: left;
}

.loop-scenario-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 19.5rem), 1fr));
  gap: var(--space-phi-3) var(--space-phi-2);
  align-items: start;
}

.loop-scenario-quote {
  margin: 0;
  position: relative;
}

.loop-scenario-tag {
  display: block;
  margin: 0 0 0.55rem;
  padding-left: 1.125rem;
  font-family: var(--font-mono);
  font-size: clamp(0.8125rem, 1.55vw, 0.9375rem);
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

.loop-scenario-quote blockquote {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.125rem;
  border: none;
  border-left: 1px solid color-mix(in srgb, var(--celadon) 28%, var(--stroke));
}

.loop-scenario-quote blockquote::before {
  content: none;
}

.loop-scenario-quote blockquote p {
  margin: 0;
  font-family: var(--font-essay);
  font-size: clamp(0.9375rem, 1.45vw, 1.0625rem);
  font-style: italic;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.01em;
  color: color-mix(in srgb, var(--text-secondary) 92%, var(--text));
  hyphens: none;
  text-wrap: pretty;
}

@media (max-width: 640px) {
  .loop-scenario-quote blockquote p {
    font-size: clamp(1rem, 1.65vw, 1.125rem);
    line-height: 1.8;
  }
}

.loop-pattern-panel {
  margin-top: var(--space-phi-4);
  margin-inline: auto;
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  text-align: center;
}

.loop-pattern-panel .loop-pattern-capsule {
  margin-inline: auto;
  padding-top: var(--space-phi-3);
  letter-spacing: 0.08em;
  opacity: 0.45;
  color: var(--accent-soft);
  text-align: center;
  width: 100%;
  max-width: none;
  white-space: nowrap;
  font-size: clamp(0.5rem, 2.85cqi, 0.875rem);
}

.loop-pattern-panel .loop-pattern-capsule::before {
  top: calc(var(--space-phi-3) / 2);
}

.loop-pattern-panel .loop-pattern-capsule.text-luminous {
  animation: fade-in-dim 1s ease 0.35s both;
}

/* ─── Section 3: The Loop (third screen) ─── */
.loop-moves {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-phi-5) 1.5rem var(--space-phi-4);
  background:
    radial-gradient(
      ellipse 80% 50% at 50% 28%,
      color-mix(in srgb, var(--warm-light-soft) 6%, transparent) 0%,
      color-mix(in srgb, var(--accent-soft) 4%, transparent) 40%,
      transparent 70%
    ),
    var(--bg);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
}

.loop-moves-inner {
  container-type: inline-size;
  container-name: loop-moves;
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  margin-inline: auto;
}

.loop-moves-header {
  text-align: center;
  margin-bottom: var(--space-phi-4);
  position: relative;
}

.loop-moves-header::after {
  content: "";
  display: block;
  width: 4rem;
  height: 1px;
  margin: var(--space-phi-2) auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent-muted) 42%, var(--stroke)) 28%,
    color-mix(in srgb, var(--accent-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--accent-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

.loop-moves-title {
  margin: 0;
  line-height: 1.45;
  white-space: nowrap;
  font-size: clamp(1.0625rem, 4.5cqi, var(--screen-title-size));
}

.loop-moves-hook {
  margin: var(--space-phi-2) 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.6vw, 0.8125rem);
  letter-spacing: 0.08em;
  opacity: 0.45;
  text-wrap: pretty;
}

/* ─── Grounding sequence stepper ─── */
.reg-sequence {
  width: 100%;
  max-width: min(36rem, 100%);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-2);
}

.reg-sequence-nav {
  display: flex;
  gap: 0.25rem;
  padding: 0.3rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--stroke) 75%, transparent);
  background: color-mix(in srgb, var(--surface) 28%, var(--bg));
  overflow-x: auto;
  scrollbar-width: none;
}

.reg-sequence-nav::-webkit-scrollbar { display: none; }

.reg-dot {
  flex: 1 1 0;
  min-width: 4.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0.55rem 0.35rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: color-mix(in srgb, var(--text-muted) 88%, var(--accent-soft));
  font-family: var(--font-mono);
  cursor: pointer;
  transition:
    background 0.25s ease,
    border-color 0.25s ease,
    color 0.25s ease,
    box-shadow 0.25s ease;
}

.reg-dot-num {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  opacity: 0.65;
}

.reg-dot-label {
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.reg-dot.is-active {
  color: var(--text);
  border-color: color-mix(in srgb, var(--accent-soft) 32%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 18%, transparent) 0%,
      color-mix(in srgb, var(--accent) 6%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 32%, var(--bg));
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, white 6%, transparent),
    0 2px 12px color-mix(in srgb, black 14%, transparent);
}

.reg-dot.is-complete {
  color: var(--text-secondary);
}

.reg-dot.is-complete .reg-dot-num {
  color: var(--ground);
}

.reg-sequence-stage {
  position: relative;
  min-height: clamp(18rem, 44vh, 24rem);
}

.reg-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-2);
  min-height: clamp(18rem, 44vh, 24rem);
  padding: var(--space-phi-3);
  border-radius: calc(var(--radius) + 0.35rem);
  border: 1px solid color-mix(in srgb, var(--accent-soft) 22%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 7%, transparent) 0%,
      transparent 55%
    ),
    color-mix(in srgb, var(--surface) 24%, var(--bg));
  box-shadow:
    0 8px 28px color-mix(in srgb, black 14%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  text-align: left;
  animation: reg-card-in 0.45s ease both;
}

.reg-card[hidden] {
  display: none;
}

@keyframes reg-card-in {
  from {
    opacity: 0;
    transform: translateY(0.65rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reg-card--locate,
.reg-card--reground,
.reg-card--return,
.reg-card--track {
  border-color: color-mix(in srgb, var(--accent-soft) 22%, var(--stroke));
  box-shadow:
    0 8px 28px color-mix(in srgb, black 14%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
}

.reg-card-header {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.reg-card-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--accent-soft) 72%, var(--text-muted));
  opacity: 0.55;
}

.reg-card--locate .reg-card-eyebrow { color: color-mix(in srgb, var(--accent-soft) 78%, var(--text-muted)); }
.reg-card--reground .reg-card-eyebrow { color: color-mix(in srgb, var(--ground) 55%, var(--text-muted)); }
.reg-card--return .reg-card-eyebrow { color: color-mix(in srgb, var(--lift-blue-soft) 60%, var(--text-muted)); }
.reg-card--track .reg-card-eyebrow { color: color-mix(in srgb, var(--accent-muted) 70%, var(--text-muted)); }

.reg-card-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.4vw, 1.3125rem);
  font-weight: 400;
  font-variation-settings: "SOFT" 88, "WONK" 0, "opsz" 36;
  line-height: 1.35;
  color: color-mix(in srgb, var(--text) 90%, var(--accent-soft) 10%);
}

.reg-card-tagline {
  margin: 0;
  font-family: var(--font-essay);
  font-size: clamp(0.875rem, 1.6vw, 0.9375rem);
  font-style: italic;
  line-height: 1.5;
  color: color-mix(in srgb, var(--text-secondary) 92%, var(--text));
}

.reg-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: clamp(0.65rem, 1.5vw, 0.85rem);
  min-height: 0;
}

.reg-card-copy {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0.5rem;
  min-height: 4.75rem;
}

.reg-card-copy p {
  margin: 0;
  font-size: clamp(0.875rem, 1.5vw, 0.9375rem);
  line-height: 1.6;
  color: var(--text-secondary);
}

.reg-card-em {
  color: color-mix(in srgb, var(--text) 85%, var(--text-secondary)) !important;
  font-style: italic;
  font-size: clamp(0.8125rem, 1.4vw, 0.875rem) !important;
  line-height: 1.55 !important;
}

.reg-card-widget {
  flex: 1;
  min-height: 6.5rem;
  padding: var(--space-phi-2);
  border-radius: calc(var(--radius) + 0.15rem);
  border: 1px solid color-mix(in srgb, var(--stroke) 45%, transparent);
  background: color-mix(in srgb, var(--bg) 35%, transparent);
  display: flex;
  flex-direction: column;
}

.reg-widget-label,
.reg-field-label {
  display: block;
  margin: 0 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.45;
}

.reg-card > .reg-science {
  margin-top: auto;
  flex-shrink: 0;
}

.reg-card-widget--tags {
  justify-content: flex-start;
  gap: 0;
}

.reg-card-widget--tags .reg-tags {
  flex: 1;
  align-content: center;
  align-items: center;
}

.reg-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.reg-tag {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent-soft) 28%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 10%, transparent) 0%,
      transparent 100%
    ),
    color-mix(in srgb, var(--surface) 18%, var(--bg));
  color: color-mix(in srgb, var(--text) 88%, var(--accent-soft));
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition:
    background 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.reg-tag:focus-visible,
.reg-dot:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent-soft) 60%, transparent);
  outline-offset: 2px;
}

.reg-tag.is-selected {
  border-color: color-mix(in srgb, var(--accent-soft) 52%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 22%, transparent) 0%,
      color-mix(in srgb, var(--accent) 8%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 30%, var(--bg));
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, white 6%, transparent),
    0 0 18px color-mix(in srgb, var(--accent-soft) 8%, transparent);
}

.reg-card-widget--breath {
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex: 0 0 auto;
  min-height: 0;
  padding: var(--space-phi-2) 0 0;
  border: none;
  background: transparent;
}

.reg-app-hint {
  margin: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: clamp(0.6875rem, 1.4vw, 0.75rem);
  letter-spacing: 0.08em;
  line-height: 1.25;
  color: var(--accent-soft);
  opacity: 0.45;
}

.reg-card > .reg-app-hint {
  flex-shrink: 0;
  margin-top: calc(-1 * var(--space-phi-2));
}

.reg-card > .reg-app-hint + .reg-next.btn-action {
  margin-top: calc(0.35rem - var(--space-phi-2));
}

.reg-card--reground {
  gap: var(--space-phi-1);
}

.reg-card--reground .reg-card-widget--breath {
  padding-top: 0;
  margin-top: calc(-1 * var(--space-phi-1));
}

.reg-card--reground > .reg-app-hint {
  margin-top: 1.125rem;
}

.reg-card--reground > .reg-app-hint + .reg-next.btn-action {
  margin-top: 0.375rem;
}

.reg-breath-pacer {
  position: relative;
  width: 7.5rem;
  height: 7.5rem;
  flex-shrink: 0;
  overflow: visible;
}

.reg-breath-pacer::before {
  content: "";
  position: absolute;
  inset: -24%;
  border-radius: 50%;
  border: none;
  background: radial-gradient(
    circle at 50% 50%,
    color-mix(in srgb, var(--seq-reground-soft) calc(var(--breath-glow, 0.45) * 38%), transparent) 0%,
    color-mix(in srgb, var(--seq-reground) calc(var(--breath-glow, 0.45) * 18%), transparent) 38%,
    transparent 70%
  );
  transform: scale(var(--breath-scale, 0.78));
  opacity: calc(0.18 + var(--breath-glow, 0.45) * 0.72);
  pointer-events: none;
  z-index: 0;
  filter: blur(3px);
  transition: transform 0.14s linear, opacity 0.14s linear;
}

.reg-breath-mesh {
  position: absolute;
  inset: 4%;
  border-radius: 50%;
  overflow: visible;
  pointer-events: none;
  transform-origin: center center;
  will-change: transform, opacity;
  z-index: 1;
  transition: transform 0.14s linear, opacity 0.14s linear;
}

.reg-breath-canvas {
  width: 100%;
  height: 100%;
  display: block;
  filter: blur(1.25px);
  mask-image: radial-gradient(circle at 50% 50%, black 28%, transparent 76%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, black 28%, transparent 76%);
}

.reg-breath-caption {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  z-index: 2;
  pointer-events: none;
}

.reg-breath-caption::before {
  content: "";
  position: absolute;
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  background: radial-gradient(
    circle at 50% 50%,
    color-mix(in srgb, var(--bg-deep) 62%, transparent) 0%,
    transparent 78%
  );
  z-index: -1;
}

.reg-breath-phase {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--text) 58%, var(--seq-reground-soft));
  text-align: center;
  line-height: 1;
  opacity: 0.68;
}

.reg-breath-countdown {
  margin: 0;
  min-width: 2ch;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
  color: color-mix(in srgb, var(--text) 92%, var(--seq-reground-soft));
  text-align: center;
  line-height: 1;
  opacity: 0.92;
}

.reg-breath-label,
.reg-chart-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  text-align: center;
}

.reg-field-label {
  margin-bottom: 0.45rem;
}

.reg-card--return .reg-field-label {
  margin-bottom: 0.55rem;
  text-transform: none;
  letter-spacing: 0.01em;
  font-family: var(--font-body);
  font-style: italic;
  font-size: clamp(0.625rem, 2.35vw, 0.8125rem);
  line-height: 1.35;
  text-align: center;
  color: color-mix(in srgb, var(--text-secondary) 70%, var(--text-muted));
  opacity: 0.42;
}

.reg-card-widget--input {
  justify-content: center;
}

.reg-field-input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent-soft) 24%, var(--stroke));
  background: color-mix(in srgb, var(--bg) 45%, transparent);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.reg-field-input::placeholder {
  color: color-mix(in srgb, var(--text-tertiary) 45%, transparent);
}

.reg-field-input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent-soft) 45%, var(--stroke));
}

.reg-card-widget--chart {
  justify-content: center;
  padding-block: 0.85rem;
}

.reg-trend {
  display: block;
  width: 100%;
  height: 3.5rem;
  color: var(--seq-track-soft);
}

.reg-science {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.reg-science-summary {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  list-style: none;
}

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

.reg-science-summary:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 2px;
  border-radius: 2px;
}

.reg-science-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--accent-soft) 70%, var(--text-muted));
  opacity: 0.45;
}

.reg-science-chevron {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 0.875rem;
  height: 0.875rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.reg-science-chevron svg {
  width: 100%;
  height: 100%;
}

.reg-science[open] .reg-science-chevron {
  transform: rotate(180deg);
}

.reg-science-body {
  margin-top: 0.65rem;
  padding: 0.85rem 0 0 0.85rem;
  border-left: 2px solid color-mix(in srgb, var(--accent-muted) 35%, var(--stroke));
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.reg-science-circuit {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent-soft);
}

.reg-science-body p {
  margin: 0;
  line-height: 1.6;
  color: var(--text-secondary);
}

.reg-science-matters-label {
  margin: 0.15rem 0 0 !important;
  font-family: var(--font-mono);
  font-size: 0.625rem !important;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted) !important;
}

.reg-science-refs {
  margin: 0.25rem 0 0;
  padding: 0 0 0 1rem;
  list-style: disc;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.reg-science-refs li {
  line-height: 1.55;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.reg-science-refs cite {
  font-style: normal;
  color: var(--text-muted);
}

.reg-science-refs a {
  margin-left: 0.35rem;
  color: color-mix(in srgb, var(--text) 88%, var(--accent-soft));
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--stroke) 70%, transparent);
  transition: color 0.15s ease, border-color 0.15s ease;
}

.reg-science-refs a:hover {
  color: var(--accent-soft);
  border-color: var(--accent-soft);
}

.reg-science-refs em {
  font-style: italic;
  color: color-mix(in srgb, var(--text-muted) 85%, var(--text-secondary));
}

.reg-card .reg-next.btn-action {
  align-self: center;
  margin-top: var(--space-phi-1);
  min-height: 2.75rem;
  padding: 0.65rem 1.5rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text);
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 22%, transparent) 0%,
      color-mix(in srgb, var(--accent) 9%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 28%, var(--bg));
  border: 1px solid color-mix(in srgb, var(--accent-soft) 32%, var(--stroke));
  box-shadow:
    0 2px 14px color-mix(in srgb, black 18%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 7%, transparent);
  animation: cta-glass-breathe 4s ease-in-out infinite;
  transition:
    transform 0.22s ease,
    background 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.reg-card--locate .reg-next.btn-action,
.reg-card--reground .reg-next.btn-action,
.reg-card--return .reg-next.btn-action,
.reg-card--track .reg-next.btn-action {
  border-color: color-mix(in srgb, var(--accent-soft) 32%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 22%, transparent) 0%,
      color-mix(in srgb, var(--accent) 9%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 28%, var(--bg));
}

.reg-card .reg-next.btn-action:hover {
  transform: translateY(-1px);
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 34%, transparent) 0%,
      color-mix(in srgb, var(--accent) 16%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 42%, var(--bg));
  border-color: color-mix(in srgb, var(--accent-soft) 52%, var(--stroke));
  box-shadow:
    0 4px 18px color-mix(in srgb, black 14%, transparent),
    0 0 24px color-mix(in srgb, var(--accent-soft) 10%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 9%, transparent);
}

.reg-card--locate .reg-next.btn-action:hover,
.reg-card--reground .reg-next.btn-action:hover,
.reg-card--return .reg-next.btn-action:hover,
.reg-card--track .reg-next.btn-action:hover {
  border-color: color-mix(in srgb, var(--accent-soft) 52%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 34%, transparent) 0%,
      color-mix(in srgb, var(--accent) 16%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 42%, var(--bg));
}

.reg-card .reg-next.btn-action .btn-action-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.85;
}

.reg-card .reg-next.btn-action .btn-action-chevron {
  display: block;
}

.reg-card .reg-next.btn-action:hover .btn-action-icon {
  transform: translateX(3px);
}

.reg-complete {
  text-decoration: none;
}

.reg-dot[data-step="0"].is-active { color: color-mix(in srgb, var(--text) 88%, var(--accent-soft)); }
.reg-dot[data-step="1"].is-active { color: color-mix(in srgb, var(--text) 88%, var(--ground)); }
.reg-dot[data-step="2"].is-active { color: color-mix(in srgb, var(--text) 88%, var(--lift-blue-soft)); }
.reg-dot[data-step="3"].is-active { color: color-mix(in srgb, var(--text) 88%, var(--accent-muted)); }

@media (prefers-reduced-motion: reduce) {
  .reg-card { animation: none; }
  .reg-breath-canvas { display: none; }
  .reg-breath-countdown { display: none; }
  .reg-breath-phase { animation: none; opacity: 0.9; }
}

/* ─── Section 4: Long-Term Benefits ─── */
.payoff {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-phi-5) 1.5rem var(--space-phi-4);
  background:
    radial-gradient(
      ellipse 80% 50% at 50% 28%,
      color-mix(in srgb, var(--warm-light-soft) 6%, transparent) 0%,
      color-mix(in srgb, var(--accent-soft) 4%, transparent) 40%,
      transparent 70%
    ),
    var(--bg);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
}

.payoff-inner {
  container-type: inline-size;
  container-name: payoff;
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-4);
}

.payoff-header {
  margin: 0;
  text-align: center;
  position: relative;
}

.payoff-header::after {
  content: "";
  display: block;
  width: 4rem;
  height: 1px;
  margin: var(--space-phi-2) auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent-muted) 42%, var(--stroke)) 28%,
    color-mix(in srgb, var(--accent-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--accent-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

.payoff-title {
  margin: 0;
  line-height: 1.45;
  font-size: clamp(1.0625rem, 4.5cqi, var(--screen-title-size));
  text-wrap: balance;
}

.payoff-hook {
  margin: var(--space-phi-2) 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.6vw, 0.8125rem);
  letter-spacing: 0.08em;
  opacity: 0.45;
  text-wrap: pretty;
}

.benefit-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-2);
}

/* Each benefit is a native <details> disclosure: the summary alone is a
   complete, scannable claim (5-second rule); opening it reveals the full
   evidence-backed explanation. No JS required for the core interaction. */
.benefit-card {
  margin: 0;
  border-radius: calc(var(--radius) + 0.35rem);
  border: 1px solid color-mix(in srgb, var(--accent-soft) 22%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 7%, transparent) 0%,
      transparent 55%
    ),
    color-mix(in srgb, var(--surface) 24%, var(--bg));
  box-shadow:
    0 8px 28px color-mix(in srgb, black 14%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
  overflow: hidden;
}

.benefit-card--flex,
.benefit-card--control {
  border-color: color-mix(in srgb, var(--accent-soft) 22%, var(--stroke));
  box-shadow:
    0 8px 28px color-mix(in srgb, black 14%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
}

.benefit-card[open],
.benefit-card--flex[open],
.benefit-card--control[open] {
  border-color: color-mix(in srgb, var(--accent-soft) 38%, var(--stroke));
  box-shadow:
    0 8px 32px color-mix(in srgb, black 16%, transparent),
    0 0 28px color-mix(in srgb, var(--accent-soft) 8%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 6%, transparent);
}

.benefit-summary {
  display: flex;
  align-items: flex-start;
  gap: var(--space-phi-2);
  padding: var(--space-phi-3);
  cursor: pointer;
  list-style: none;
}

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

.benefit-summary:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent-soft) 60%, transparent);
  outline-offset: -2px;
}

.benefit-icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(2.1rem, 4vw, 2.4rem);
  height: clamp(2.1rem, 4vw, 2.4rem);
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent-soft) 28%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 12%, transparent) 0%,
      transparent 100%
    ),
    color-mix(in srgb, var(--surface) 18%, var(--bg));
  color: color-mix(in srgb, var(--accent-soft) 78%, var(--text));
}

.benefit-icon svg {
  width: 58%;
  height: 58%;
}

.benefit-card--flex .benefit-icon,
.benefit-card--control .benefit-icon {
  border-color: color-mix(in srgb, var(--accent-soft) 28%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 12%, transparent) 0%,
      transparent 100%
    ),
    color-mix(in srgb, var(--surface) 18%, var(--bg));
  color: color-mix(in srgb, var(--accent-soft) 78%, var(--text));
}

.benefit-summary-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.benefit-meta-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.benefit-num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  opacity: 0.45;
}

.benefit-circuit {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--accent-soft) 72%, var(--text-muted));
  opacity: 0.55;
}

.benefit-title {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: 400;
  font-variation-settings: "SOFT" 88, "WONK" 0, "opsz" 34;
  line-height: 1.35;
  color: color-mix(in srgb, var(--text) 90%, var(--accent-soft) 10%);
}

.benefit-claim {
  font-family: var(--font-essay);
  font-size: clamp(0.875rem, 1.6vw, 0.9375rem);
  font-style: italic;
  line-height: 1.5;
  color: color-mix(in srgb, var(--text-secondary) 92%, var(--text));
}

.benefit-claim sup,
.benefit-body sup,
.benefit-why sup,
.benefit-wins sup,
.benefit-shift-col sup {
  margin-left: 0.05em;
  font-size: 0.65em;
}

.benefit-claim sup a,
.benefit-body sup a,
.benefit-why sup a,
.benefit-wins sup a,
.benefit-shift-col sup a {
  color: var(--accent-soft);
  text-decoration: none;
  font-weight: 600;
}

.benefit-claim sup a:hover,
.benefit-body sup a:hover,
.benefit-why sup a:hover,
.benefit-wins sup a:hover,
.benefit-shift-col sup a:hover {
  text-decoration: underline;
}

.benefit-chevron {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  margin-top: 0.15rem;
  color: color-mix(in srgb, var(--text-muted) 80%, var(--accent-soft));
  opacity: 0.45;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.benefit-chevron svg {
  width: 100%;
  height: 100%;
}

.benefit-card[open] .benefit-chevron {
  transform: rotate(180deg);
}

.benefit-body-wrap {
  display: grid;
  gap: var(--space-phi-2);
  padding: 0 var(--space-phi-3) var(--space-phi-3) clamp(3.6rem, 7vw, 4.15rem);
}

.benefit-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.benefit-keywords li {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent-soft) 28%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 10%, transparent) 0%,
      transparent 100%
    ),
    color-mix(in srgb, var(--surface) 18%, var(--bg));
  color: color-mix(in srgb, var(--text) 88%, var(--accent-soft));
}

.benefit-card--flex .benefit-keywords li,
.benefit-card--control .benefit-keywords li {
  border-color: color-mix(in srgb, var(--accent-soft) 28%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 10%, transparent) 0%,
      transparent 100%
    ),
    color-mix(in srgb, var(--surface) 18%, var(--bg));
  color: color-mix(in srgb, var(--text) 88%, var(--accent-soft));
}

.benefit-body {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.benefit-shift {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: clamp(0.5rem, 1.5vw, 0.85rem);
}

.benefit-shift-col {
  padding: 0.75rem 0.85rem;
  border-radius: calc(var(--radius) + 0.1rem);
  border: 1px solid color-mix(in srgb, var(--stroke) 45%, transparent);
  background: color-mix(in srgb, var(--bg) 35%, transparent);
}

.benefit-shift-col--now {
  border-color: color-mix(in srgb, var(--accent-soft) 32%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 8%, transparent) 0%,
      transparent 100%
    ),
    color-mix(in srgb, var(--surface) 16%, var(--bg));
}

.benefit-shift-arrow {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.benefit-shift-label {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.benefit-shift-col p {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.benefit-shift-col--now strong {
  color: color-mix(in srgb, var(--text) 90%, var(--accent-soft));
  font-weight: 500;
}

.benefit-wins {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.benefit-wins li {
  position: relative;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--text-secondary);
  padding-left: 1.35rem;
}

.benefit-wins li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.3rem;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-soft) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-soft) 35%, var(--stroke));
}

.benefit-wins li::after {
  content: "";
  position: absolute;
  left: 0.22rem;
  top: 0.46rem;
  width: 0.38rem;
  height: 0.2rem;
  border-left: 1.5px solid var(--accent-soft);
  border-bottom: 1.5px solid var(--accent-soft);
  transform: rotate(-45deg);
}

.benefit-card--flex .benefit-wins li::before,
.benefit-card--control .benefit-wins li::before {
  background: color-mix(in srgb, var(--accent-soft) 12%, transparent);
  border-color: color-mix(in srgb, var(--accent-soft) 35%, var(--stroke));
}

.benefit-card--flex .benefit-wins li::after,
.benefit-card--control .benefit-wins li::after {
  border-color: var(--accent-soft);
}

.benefit-wins strong {
  color: var(--text);
  font-weight: 500;
}

.benefit-why {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.benefit-why-label {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.benefit-payoff {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  font-style: italic;
  color: color-mix(in srgb, var(--text) 85%, var(--warm-light-soft));
}

/* Consolidated references: collapsible numbered list; inline superscripts
   link to #ref-N anchors and auto-open this panel via JS. */
.benefit-refs {
  margin: 0;
  border-radius: calc(var(--radius) + 0.35rem);
  border: 1px solid color-mix(in srgb, var(--accent-soft) 22%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 6%, transparent) 0%,
      transparent 55%
    ),
    color-mix(in srgb, var(--surface) 20%, var(--bg));
  box-shadow:
    0 8px 28px color-mix(in srgb, black 14%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
}

.benefit-refs-summary {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: clamp(0.85rem, 2vw, 1.1rem) clamp(1rem, 2.5vw, 1.35rem);
  cursor: pointer;
  list-style: none;
}

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

.benefit-refs-summary:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: -2px;
}

.benefit-refs-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.45;
}

.benefit-refs-meta {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.04em;
  color: color-mix(in srgb, var(--text-muted) 85%, var(--accent-soft));
}

.benefit-refs-chevron {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  color: var(--text-muted);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.benefit-refs-chevron svg {
  width: 100%;
  height: 100%;
}

.benefit-refs[open] .benefit-refs-chevron {
  transform: rotate(180deg);
}

.benefit-refs-list {
  margin: 0;
  padding: 0.85rem clamp(1rem, 2.5vw, 1.35rem) clamp(1rem, 2.5vw, 1.35rem);
  padding-left: calc(clamp(1rem, 2.5vw, 1.35rem) + 1.35rem);
  display: grid;
  gap: 0.5rem;
  border-top: 1px solid color-mix(in srgb, var(--stroke) 45%, transparent);
}

.benefit-refs-list li {
  font-size: 0.75rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.benefit-refs-list li::marker {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.benefit-refs-list li:target {
  color: var(--text);
}

.benefit-refs-list cite {
  font-style: normal;
  color: var(--text-muted);
}

.benefit-refs-list a {
  margin-left: 0.35rem;
  color: color-mix(in srgb, var(--text) 88%, var(--accent-soft));
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--accent-soft) 35%, transparent);
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.benefit-refs-list a:hover {
  color: var(--accent-soft);
  border-color: var(--accent-soft);
}

.payoff-inner .loop-pattern-capsule {
  position: relative;
  margin: var(--space-phi-4) auto 0;
  padding-top: var(--space-phi-3);
  text-align: center;
  letter-spacing: 0.08em;
  opacity: 0.45;
  width: 100%;
  max-width: none;
  white-space: nowrap;
  font-size: clamp(0.5rem, 2.85cqi, 0.875rem);
}

.payoff-inner .loop-pattern-capsule::before {
  top: calc(var(--space-phi-3) / 2);
}

.payoff-inner .loop-pattern-capsule.text-luminous--warm {
  animation: fade-in-dim 1s ease 0.35s both;
}

@media (max-width: 640px) {
  .benefit-shift {
    grid-template-columns: 1fr;
  }

  .benefit-shift-arrow {
    display: none;
  }

  .benefit-body-wrap {
    padding-left: clamp(1rem, 2.5vw, 1.35rem);
  }

  .payoff-inner .loop-pattern-capsule {
    white-space: nowrap;
    width: 100%;
    max-width: none;
    margin-inline: auto;
    text-align: center;
    font-size: clamp(0.4375rem, 2.85cqi, 0.75rem);
  }
}

/* ─── Flow diagrams (drain + misc) ─── */
.section-title {
  text-align: center;
  margin: 0 0 clamp(1.5rem, 4vw, 2rem);
}

.flow-diagram {
  margin: clamp(1rem, 3vw, 1.5rem) 0 0;
  padding: 0;
}

.flow-svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.flow-connector {
  stroke: var(--lift-blue-muted);
  stroke-width: 1.5;
  stroke-dasharray: 24 8;
  opacity: 0.55;
  animation: flow-dash 2.4s linear infinite;
}

.flow-connector--muted {
  stroke: var(--stroke);
  stroke-dasharray: none;
  opacity: 0.5;
  animation: none;
}

.flow-node-ring {
  fill: none;
  stroke: var(--stroke);
  stroke-width: 1;
}

.flow-node-ring--accent {
  stroke: var(--accent);
  fill: color-mix(in srgb, var(--accent) 12%, transparent);
}

.flow-node-num,
.flow-node-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--text-secondary);
  text-anchor: middle;
  dominant-baseline: middle;
}

.flow-node-badge {
  fill: var(--accent);
  font-size: 10px;
  font-weight: 500;
}

.flow-node-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  fill: var(--text-tertiary);
  text-anchor: middle;
}

.flow-caption {
  margin-top: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  text-align: center;
}

.flow-pill {
  fill: color-mix(in srgb, var(--surface) 80%, transparent);
  stroke: var(--stroke);
  stroke-width: 1;
  opacity: 0.45;
  transition: opacity 0.5s, stroke 0.5s;
}

.flow-node--drain.active .flow-pill {
  opacity: 1;
  stroke: var(--accent);
}

.flow-pill-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  fill: var(--text-secondary);
  text-anchor: middle;
  dominant-baseline: middle;
}

.flow-node--drain.active .flow-pill-label {
  fill: var(--text);
}

.flow-diagram--drain .drain-grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.flow-svg--drain {
  width: min(100%, 32rem);
}

.flow-svg--bridge {
  width: 5rem;
  height: auto;
  display: block;
  margin-inline: auto;
  opacity: 0.45;
  transition: opacity 0.3s;
}

.flow-bridge-dot {
  fill: var(--accent);
}

.section-bridge {
  display: block;
  margin: 2rem auto 0;
  text-decoration: none;
}

.section-bridge:hover .flow-svg--bridge {
  opacity: 1;
}

.section-bridge--full {
  grid-column: 1 / -1;
}

@media (max-width: 560px) {
  :root {
    --screen-title-size: clamp(1.1875rem, 3.45vw, 1.3125rem);
    --screen-title-ls: 0.01em;
    --screen-title-br-gap: 0.8rem;
  }

  .sub-tagline {
    white-space: normal;
    font-size: 0.75rem;
    max-width: 22rem;
    margin-inline: auto;
  }

  .loop-pattern-capsule {
    white-space: normal;
    font-size: 0.75rem;
    max-width: 22rem;
    margin-inline: auto;
    text-align: center;
  }

  .loop-pattern-panel .loop-pattern-capsule {
    white-space: nowrap;
    width: 100%;
    max-width: none;
    margin-inline: auto;
    text-align: center;
    font-size: clamp(0.4375rem, 2.85cqi, 0.75rem);
  }

  .manifesto {
    max-width: 100%;
  }

  .manifesto br.manifesto-br-mobile {
    display: block;
    margin-top: 0.45rem;
  }

  .hero-content .sub-tagline {
    white-space: normal;
    max-width: min(100%, 20rem);
    width: 100%;
    font-size: clamp(0.5625rem, 2.6cqi, 0.75rem);
    letter-spacing: 0.05em;
    line-height: 1.65;
  }

  .loop-recognition-title-line {
    white-space: normal;
  }

  .reg-sequence {
    max-width: min(36rem, 92vw);
  }
}

@media (max-width: 480px) {
  .reg-dot-label {
    font-size: 0.625rem;
  }

  .reg-sequence-stage {
    min-height: auto;
  }

  .reg-card {
    min-height: clamp(20rem, 58vh, 26rem);
  }

  .reg-card-copy {
    min-height: 4.25rem;
  }

  .reg-card-widget {
    min-height: 6.5rem;
  }

  .reg-card-widget--breath {
    min-height: 0;
  }

  .reg-card .reg-next.btn-action {
    width: 100%;
    justify-content: center;
    min-height: 2.75rem;
  }

  .hero {
    padding-top: clamp(9.5rem, 22vh, 12rem);
    padding-bottom: 1.5rem;
    justify-content: flex-start;
  }
}

@media (max-width: 420px) {
  :root {
    --screen-title-size: 1.125rem;
    --screen-title-ls: 0.008em;
  }
}

.cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: min(28rem, 100%);
  margin: 0;
  animation: fade-in 1s ease 0.3s both;
}

.cta-caption {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  opacity: 0.45;
}

.cta-form {
  display: flex;
  width: 100%;
  gap: 0.5rem;
}

.cta-form--hero {
  border: 1px solid color-mix(in srgb, var(--stroke) 80%, transparent);
  border-radius: 999px;
  padding: 0.25rem 0.25rem 0.25rem 0.15rem;
  background: color-mix(in srgb, var(--surface) 35%, var(--bg-deep));
  transition: border-color 0.25s ease;
}

.cta-form--hero:focus-within {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--stroke));
}

.cta-form input {
  flex: 1;
  min-width: 0;
  min-height: 2.85rem;
  padding: 0.65rem 0.85rem;
  background: transparent;
  border: none;
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}
.cta-form input::placeholder { color: color-mix(in srgb, var(--text-tertiary) 45%, transparent); }
.cta-form input:focus { outline: none; }

/* ─── Primary action buttons (waitlist + contact) ─── */
.btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  cursor: pointer;
  border: 1px solid color-mix(in srgb, var(--accent-deep) 60%, black);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  white-space: nowrap;
  color: var(--text);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--accent) 88%, var(--warm-light-soft) 12%) 0%,
    var(--accent-deep) 100%
  );
  box-shadow: 0 2px 10px color-mix(in srgb, black 30%, transparent);
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    border-color 0.2s ease;
}

.btn-action-icon {
  font-size: 1.05em;
  line-height: 1;
  opacity: 0.75;
  transition: transform 0.2s ease;
}

.btn-action:hover {
  transform: translateY(-1px);
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--accent-soft) 65%, var(--warm-light-soft) 10%) 0%,
    color-mix(in srgb, var(--accent-deep) 92%, black) 100%
  );
  border-color: color-mix(in srgb, var(--accent) 50%, black);
}

.btn-action:hover .btn-action-icon {
  transform: translateX(2px);
}

.btn-action:active {
  transform: translateY(0);
}

.btn-action:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent-soft) 60%, transparent);
  outline-offset: 3px;
}

.cta-submit {
  flex-shrink: 0;
  min-height: 2.85rem;
  padding: 0.65rem 1.7rem;
  border-radius: 999px;
}

.cta-submit:disabled,
.btn-action:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

/* ─── Hero CTA glassmorphism — waitlist + contact submit share this treatment ─── */
.cta-form--hero .cta-submit.btn-action,
.contact-pill--submit .cta-submit.btn-action {
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 22%, transparent) 0%,
      color-mix(in srgb, var(--accent) 9%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 28%, var(--bg-deep));
  border: 1px solid color-mix(in srgb, var(--accent-soft) 32%, var(--stroke));
  box-shadow:
    0 2px 14px color-mix(in srgb, black 22%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 7%, transparent);
  animation: cta-glass-breathe 4s ease-in-out infinite;
}

.cta-form--hero .cta-submit.btn-action:hover,
.contact-pill--submit .cta-submit.btn-action:hover {
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 34%, transparent) 0%,
      color-mix(in srgb, var(--accent) 16%, transparent) 100%
    ),
    color-mix(in srgb, var(--surface) 42%, var(--bg-deep));
  border-color: color-mix(in srgb, var(--accent-soft) 52%, var(--stroke));
  box-shadow:
    0 4px 18px color-mix(in srgb, black 18%, transparent),
    0 0 28px color-mix(in srgb, var(--accent-soft) 10%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 9%, transparent);
  transform: translateY(-1px);
}

@keyframes cta-glass-breathe {
  0%, 100% {
    box-shadow:
      0 2px 14px color-mix(in srgb, black 22%, transparent),
      inset 0 1px 0 color-mix(in srgb, white 7%, transparent);
  }
  50% {
    box-shadow:
      0 2px 14px color-mix(in srgb, black 14%, transparent),
      0 0 24px color-mix(in srgb, var(--accent-soft) 12%, transparent),
      inset 0 1px 0 color-mix(in srgb, white 9%, transparent);
  }
}

.hero-scroll-cue {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: auto;
  padding-top: clamp(0.75rem, 2vh, 1.25rem);
  text-decoration: none;
}

.hero-scroll-cue::after {
  content: "";
  display: block;
  width: 1px;
  height: 1.5rem;
  background: linear-gradient(to bottom, var(--stroke), transparent);
  animation: scroll-cue-pulse 2.2s ease-in-out infinite;
}

.cta-wrap.is-submitted .cta-caption {
  opacity: 0;
  max-height: 0;
  margin: 0;
  overflow: hidden;
  transition: opacity 0.35s ease, max-height 0.35s ease;
}

.cta-form.is-success,
.cta-form.is-error {
  align-items: stretch;
}

.cta-form--hero.is-success,
.cta-form--hero.is-error {
  border-radius: calc(var(--radius) + 2px);
  padding: 0.8rem 1rem;
}

.cta-form--hero.is-success .cta-feedback,
.cta-form--hero.is-error .cta-feedback {
  justify-content: center;
  text-align: center;
}

.cta-form--sticky.is-success .cta-feedback,
.cta-form--sticky.is-error .cta-feedback {
  justify-content: center;
  text-align: center;
}

.cta-form.is-success {
  border-color: color-mix(in srgb, var(--celadon) 32%, var(--stroke));
  background: color-mix(in srgb, var(--celadon) 7%, color-mix(in srgb, var(--surface) 35%, var(--bg-deep)));
}

.cta-form.is-error {
  border-color: color-mix(in srgb, var(--rust) 35%, var(--stroke));
  background: color-mix(in srgb, var(--rust) 6%, color-mix(in srgb, var(--surface) 35%, var(--bg-deep)));
}

.cta-feedback {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  width: 100%;
  text-align: left;
  animation: cta-feedback-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.cta-feedback-mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  margin-top: 0.05rem;
  border-radius: 50%;
}

.cta-feedback-mark svg {
  width: 0.875rem;
  height: 0.875rem;
}

.cta-feedback--success .cta-feedback-mark {
  color: var(--celadon);
  background: color-mix(in srgb, var(--celadon) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--celadon) 28%, transparent);
}

.cta-feedback--error .cta-feedback-mark {
  color: var(--rust);
  background: color-mix(in srgb, var(--rust) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--rust) 26%, transparent);
}

.cta-feedback-body {
  flex: 1;
  min-width: 0;
}

.cta-feedback-title {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--text);
  line-height: 1.4;
}

.cta-feedback-detail {
  margin: 0.25rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  line-height: 1.5;
  word-break: break-word;
}

.cta-form--sticky.is-success,
.cta-form--sticky.is-error {
  border-radius: var(--radius);
  padding: 0.65rem 0.85rem;
}

@keyframes cta-feedback-in {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Legacy aliases — contact form still uses these */
.cta-success {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--celadon);
  text-align: center;
  margin: 0;
  padding: 0.75rem 0;
}

.cta-error {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--rust);
  text-align: center;
  margin: 0;
  padding: 0.75rem 0;
}

/* Sticky mobile waitlist — appears after hero scrolls out */
.cta-sticky {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  padding: 0.65rem 1rem calc(0.65rem + env(safe-area-inset-bottom, 0px));
  background: color-mix(in srgb, var(--bg-deep) 96%, transparent);
  border-top: 1px solid var(--stroke);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.cta-sticky.is-visible {
  transform: translateY(0);
}

.cta-sticky[hidden] { display: block; pointer-events: none; }

.cta-form--sticky {
  max-width: 30rem;
  margin-inline: auto;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg-deep));
  border: 1px solid var(--stroke);
  border-radius: 999px;
  padding: 0.3rem 0.3rem 0.3rem 0.15rem;
}

.cta-form--sticky:focus-within {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--stroke));
}

.cta-form--sticky input {
  background: transparent;
  font-size: 0.8125rem;
}

.cta-form--sticky .cta-submit {
  padding-inline: 1rem;
}

/* ─── Section 2: Drain ─── */
.drain {
  padding: clamp(4rem, 10vh, 6rem) 0;
  background: linear-gradient(to bottom, var(--bg) 0%, var(--bg-deep) 100%);
}

.gauges {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: clamp(1rem, 4vw, 2.5rem);
}

.gauge {
  position: relative;
  width: 64px;
}

.gauge-svg { width: 64px; height: auto; }

.gauge-needle {
  transform-origin: 60px 140px;
  transition: transform 0.05s linear;
}

/* ─── Section 6: Trust ─── */
.trust {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-phi-5) 1.5rem var(--space-phi-4);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
  background:
    radial-gradient(
      ellipse 80% 50% at 50% 22%,
      color-mix(in srgb, var(--warm-light-soft) 6%, transparent) 0%,
      color-mix(in srgb, var(--accent-soft) 4%, transparent) 40%,
      transparent 70%
    ),
    var(--bg);
}

.trust-inner {
  container-type: inline-size;
  container-name: trust;
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-4);
}

.trust-header {
  margin: 0;
  text-align: center;
  position: relative;
}

.trust-header::after {
  content: "";
  display: block;
  width: 4rem;
  height: 1px;
  margin: var(--space-phi-2) auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent-muted) 42%, var(--stroke)) 28%,
    color-mix(in srgb, var(--accent-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--accent-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

.trust-title {
  margin: 0;
  line-height: 1.45;
  font-size: clamp(1.0625rem, 4.5cqi, var(--screen-title-size));
}

.trust-title-line {
  white-space: nowrap;
}

.trust-hook {
  margin: var(--space-phi-2) 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.6vw, 0.8125rem);
  letter-spacing: 0.08em;
  opacity: 0.45;
  text-wrap: balance;
}

.trust-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-2);
}

.trust-item {
  margin: 0;
  padding: var(--space-phi-3);
  border-radius: calc(var(--radius) + 0.35rem);
  border: 1px solid color-mix(in srgb, var(--accent-soft) 22%, var(--stroke));
  background:
    linear-gradient(
      158deg,
      color-mix(in srgb, var(--accent-soft) 7%, transparent) 0%,
      transparent 55%
    ),
    color-mix(in srgb, var(--surface) 24%, var(--bg));
  box-shadow:
    0 8px 28px color-mix(in srgb, black 14%, transparent),
    inset 0 1px 0 color-mix(in srgb, white 5%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.trust-tag {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--accent-soft) 72%, var(--text-muted));
  opacity: 0.55;
}

.trust-headline {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: 400;
  font-variation-settings: "SOFT" 88, "WONK" 0, "opsz" 34;
  line-height: 1.35;
  color: color-mix(in srgb, var(--text) 90%, var(--accent-soft) 10%);
}

.trust-copy {
  margin: 0;
  padding: 0;
  border-left: none;
}

.trust-copy p {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-secondary);
  text-wrap: pretty;
}

@media (min-width: 768px) {
  .trust-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-phi-2);
    align-items: stretch;
  }
}

/* ─── Section 7: Field Notes (FAQ) ─── */
.field-notes {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-phi-5) 1.5rem var(--space-phi-4);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
  background: var(--bg-deep);
}

.field-notes-inner {
  width: 100%;
  max-width: min(var(--content-wide), 92vw);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-phi-4);
}

.field-notes-header {
  margin: 0;
  text-align: center;
  position: relative;
}

.field-notes-header::after {
  content: "";
  display: block;
  width: 4rem;
  height: 1px;
  margin: var(--space-phi-2) auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent-muted) 42%, var(--stroke)) 28%,
    color-mix(in srgb, var(--accent-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--accent-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

.field-notes-hook {
  margin: var(--space-phi-2) 0 0;
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1.6vw, 0.8125rem);
  letter-spacing: 0.08em;
  opacity: 0.45;
  text-wrap: balance;
}

.field-notes-list {
  width: 100%;
  max-width: min(34rem, 100%);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.field-notes-item {
  margin: 0;
  border-radius: calc(var(--radius) + 0.15rem);
  border: 1px solid color-mix(in srgb, var(--stroke) 50%, transparent);
  background: color-mix(in srgb, var(--surface) 14%, var(--bg));
}

.field-notes-item[open] {
  border-color: color-mix(in srgb, var(--accent-soft) 28%, var(--stroke));
  background: color-mix(in srgb, var(--surface) 18%, var(--bg));
}

.field-notes-summary {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  cursor: pointer;
  list-style: none;
}

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

.field-notes-summary:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent-soft) 60%, transparent);
  outline-offset: -2px;
}

.field-notes-question {
  flex: 1;
  font-family: var(--font-essay);
  font-size: clamp(0.875rem, 1.75vw, 0.96875rem);
  font-weight: 400;
  font-style: normal;
  line-height: 1.55;
  letter-spacing: 0.012em;
  text-align: left;
  text-wrap: pretty;
  color: color-mix(in srgb, var(--text-secondary) 86%, var(--text));
  transition: color 0.25s ease;
}

.field-notes-item[open] .field-notes-question {
  color: color-mix(in srgb, var(--text) 78%, var(--text-secondary));
}

.field-notes-chevron {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  color: var(--text-muted);
  opacity: 0.38;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
}

.field-notes-item[open] .field-notes-chevron {
  opacity: 0.55;
  transform: rotate(180deg);
}

.field-notes-chevron svg {
  width: 100%;
  height: 100%;
}

.field-notes-body {
  padding: 0 1rem 1rem;
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
  padding-top: 0.75rem;
  margin-top: -0.05rem;
}

.field-notes-tag {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--accent-soft) 72%, var(--text-muted));
  opacity: 0.55;
}

.field-notes-body p:last-child {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text-secondary);
  text-wrap: pretty;
}

.reveal-stagger > .field-notes-item {
  opacity: 0;
  transform: translateY(16px);
  filter: blur(4px);
  transition:
    opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-stagger.in-view > .field-notes-item {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* ─── Section enter (ambient screen arrival) ─── */
.section-enter {
  position: relative;
  isolation: isolate;
}

.section-enter::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(
    ellipse 90% 50% at 50% 0%,
    color-mix(in srgb, var(--accent) 3%, transparent) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 1s ease;
}

.section-enter::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(88%, 44rem);
  height: 1px;
  pointer-events: none;
  z-index: 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--stroke) 90%, var(--accent)) 50%,
    transparent
  );
  opacity: 0;
  transition: opacity 0.8s ease 0.08s;
}

.section-enter.is-active::before {
  opacity: 1;
}

.section-enter.is-active::after {
  opacity: 0.5;
}

.section-enter > * {
  position: relative;
  z-index: 1;
}

/* ─── Scroll-reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  filter: blur(5px);
  transition:
    opacity 0.85s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.85s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.85s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* Stagger container — parent stays visible, children cascade in */
.reveal.reveal-stagger {
  opacity: 1;
  transform: none;
  filter: none;
}

.reveal-stagger > .loop-scenario-quote,
.reveal-stagger > .benefit-card,
.reveal-stagger > .payoff-item,
.reveal-stagger > .trust-item {
  opacity: 0;
  transform: translateY(16px);
  filter: blur(4px);
  transition:
    opacity 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.75s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.75s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-stagger.in-view > .loop-scenario-quote,
.reveal-stagger.in-view > .benefit-card,
.reveal-stagger.in-view > .payoff-item,
.reveal-stagger.in-view > .trust-item {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.in-view > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.in-view > *:nth-child(6) { transition-delay: 400ms; }
.reveal-stagger.in-view > *:nth-child(7) { transition-delay: 480ms; }

/* ─── Contact ─── */
.contact {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-phi-5) 1.5rem var(--space-phi-4);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
  background:
    radial-gradient(
      ellipse 80% 50% at 50% 72%,
      color-mix(in srgb, var(--warm-light-soft) 6%, transparent) 0%,
      color-mix(in srgb, var(--accent-soft) 4%, transparent) 40%,
      transparent 70%
    ),
    var(--bg);
}

.contact-inner {
  container-type: inline-size;
  container-name: contact;
  width: 100%;
  max-width: min(30rem, 92vw);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-phi-4);
}

.contact-header {
  margin: 0;
  width: 100%;
  text-align: center;
  position: relative;
}

.contact-header::after {
  content: "";
  display: block;
  width: 4rem;
  height: 1px;
  margin: var(--space-phi-2) auto 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--accent-muted) 42%, var(--stroke)) 28%,
    color-mix(in srgb, var(--accent-soft) 55%, var(--stroke)) 52%,
    color-mix(in srgb, var(--accent-soft) 45%, var(--stroke)) 72%,
    transparent
  );
}

.contact-title {
  margin: 0;
  line-height: 1.45;
  font-size: clamp(1.0625rem, 4.5cqi, var(--screen-title-size));
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  width: 100%;
  max-width: min(28rem, 100%);
}

/* Contact — hero pill look, separate class from .cta-form so waitlist
   success logic can never overwrite contact fields. */
.contact-pill {
  display: flex;
  width: 100%;
  gap: 0.5rem;
  border: 1px solid color-mix(in srgb, var(--stroke) 80%, transparent);
  border-radius: 999px;
  padding: 0.25rem 0.25rem 0.25rem 0.15rem;
  background: color-mix(in srgb, var(--surface) 35%, var(--bg-deep));
  transition: border-color 0.25s ease;
}

.contact-pill:focus-within {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--stroke));
}

.contact-pill input {
  flex: 1;
  min-width: 0;
  width: 100%;
  min-height: 2.85rem;
  padding: 0.65rem 0.85rem;
  background: transparent;
  border: none;
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.contact-pill input::placeholder {
  color: color-mix(in srgb, var(--text-tertiary) 45%, transparent);
}

.contact-pill input:focus {
  outline: none;
}

.contact-pill textarea {
  flex: 1;
  min-width: 0;
  width: 100%;
  min-height: 6.5rem;
  padding: 0.65rem 0.85rem;
  resize: vertical;
  line-height: 1.55;
  background: transparent;
  border: none;
  border-radius: calc(var(--radius) + 0.15rem);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.contact-pill textarea::placeholder {
  color: color-mix(in srgb, var(--text-tertiary) 45%, transparent);
}

.contact-pill textarea:focus {
  outline: none;
}

.contact-pill--message {
  border-radius: calc(var(--radius) + 0.65rem);
  padding: 0.35rem 0.35rem 0.35rem 0.2rem;
  align-items: stretch;
}

.contact-pill--submit {
  margin-top: 0.35rem;
  padding: 0.25rem;
  border: 1px solid color-mix(in srgb, var(--stroke) 80%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 35%, var(--bg-deep));
  transition: border-color 0.25s ease;
}

.contact-pill--submit:focus-within {
  border-color: color-mix(in srgb, var(--accent) 35%, var(--stroke));
}

.contact-pill--submit .cta-submit {
  flex: 1;
  width: 100%;
  justify-content: center;
  padding: 0.65rem 1.7rem;
}

.contact-pill--feedback {
  padding: 0.8rem 1rem;
  border-radius: calc(var(--radius) + 2px);
  align-items: stretch;
}

.contact-form.is-success .contact-pill--feedback {
  border-color: color-mix(in srgb, var(--celadon) 32%, var(--stroke));
  background: color-mix(in srgb, var(--celadon) 7%, color-mix(in srgb, var(--surface) 35%, var(--bg-deep)));
}

.contact-form.is-error .contact-pill--feedback {
  border-color: color-mix(in srgb, var(--rust) 35%, var(--stroke));
  background: color-mix(in srgb, var(--rust) 6%, color-mix(in srgb, var(--surface) 35%, var(--bg-deep)));
}

.contact-form.is-success .cta-feedback,
.contact-form.is-error .cta-feedback {
  justify-content: center;
  text-align: center;
}

.contact-success,
.contact-error {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.contact-success { color: var(--celadon); }
.contact-error { color: var(--rust); }

/* Footer */
.site-footer {
  padding: var(--space-phi-4) 0 var(--space-phi-5);
  border-top: 1px solid color-mix(in srgb, var(--stroke) 40%, transparent);
  background: var(--bg);
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: 0 0 clamp(1rem, 2.5vw, 1.35rem);
}

.footer-logo {
  height: 1.125rem;
  width: auto;
  opacity: 0.45;
  filter: brightness(0) invert(0.86) sepia(0.08) saturate(0.32) hue-rotate(205deg);
}

.footer-company {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

.footer-copy,
.footer-company-tagline {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  color: var(--text-tertiary);
  margin: 0;
}

.footer-company-tagline {
  max-width: min(28rem, 92vw);
  line-height: 1.55;
  letter-spacing: 0.06em;
  font-size: 0.5625rem;
  color: color-mix(in srgb, var(--text-tertiary) 88%, var(--text-secondary));
}

/* Animations */
@keyframes pulse-ring {
  0%, 100% { transform: scale(1); opacity: 0.12; }
  50% { transform: scale(1.04); opacity: 0.2; }
}

@keyframes converge-rings {
  to { transform: scale(0.85); opacity: 0.35; }
}

@keyframes coreBreathing {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* The halo's own luminance swells independently of scale — radiance, not a pulsing shape */
@keyframes coreRadianceSwell {
  0%, 100% { opacity: 0.82; }
  50% { opacity: 0.92; }
}

/* r=16 at scale 5.5 → radius 88, just inside the second nested track (r=90) */
@keyframes origin-pulse-emit {
  0% {
    transform: scale(1);
    opacity: 0.35;
  }
  65% { opacity: 0; }
  100% {
    transform: scale(5.5);
    opacity: 0;
  }
}

@keyframes ring-flow-spin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* pathLength="100" makes "6 94" a small clockwise arc and "100 0" a fully closed loop */
@keyframes ring-close {
  0% { stroke-dasharray: 6 94; }
  100% { stroke-dasharray: 100 0; }
}

@keyframes ring-flow-reveal {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slide-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes hero-enter {
  from {
    opacity: 0;
    transform: translateY(22px);
    filter: blur(6px);
    text-shadow: none;
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

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

@keyframes fade-in-dim {
  from { opacity: 0; }
  to { opacity: 0.45; }
}

@keyframes scroll-cue-pulse {
  0%, 100% { opacity: 0.35; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.15); }
}

@keyframes flow-dash {
  to { stroke-dashoffset: -32; }
}

@keyframes loop-bridge-travel {
  0% { stroke-dashoffset: 0; opacity: 0.4; }
  50% { opacity: 1; }
  100% { stroke-dashoffset: -100; opacity: 0.4; }
}

@keyframes loop-pulse-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes loop-tide-drift {
  0%, 100% { transform: translateY(0); opacity: 0.85; }
  50% { transform: translateY(-2px); opacity: 1; }
}

/* Responsive */
@media (max-width: 560px) {
  .cta-form--sticky {
    flex-direction: column;
    border-radius: var(--radius);
    padding: 0;
    gap: 0.5rem;
    border: none;
    background: transparent;
  }

  .cta-form--sticky input {
    min-height: 2.75rem;
    padding: 0.65rem 0.85rem;
    background: color-mix(in srgb, var(--surface) 40%, var(--bg-deep));
    border: 1px solid color-mix(in srgb, var(--stroke) 80%, transparent);
    border-radius: 999px;
  }

  .cta-form--sticky .cta-submit {
    width: 100%;
    min-height: 3rem;
    border-radius: 10px;
    justify-content: center;
  }

  .cta-form--hero .cta-submit,
  .contact-pill--submit .cta-submit {
    padding: 0.65rem 0.85rem;
    font-size: 0.75rem;
  }

  .cta-form--hero input {
    font-size: 0.8125rem;
    padding: 0.65rem 0.7rem;
  }

  .cta-form--hero.is-success,
  .cta-form--hero.is-error {
    padding: 0.85rem 0.95rem;
  }

  .cta-feedback-title {
    font-size: 0.8125rem;
  }

  .contact-pill input,
  .contact-pill textarea {
    font-size: 0.8125rem;
    padding: 0.65rem 0.7rem;
  }
}

@media (max-width: 480px) {
  .cta-wrap {
    max-width: 100%;
  }

  .evolution-wrap {
    width: 100%;
    max-width: 100%;
  }

  .hero-scroll-cue {
    display: none;
  }

  .loop-scroll-cue {
    display: none;
  }

  .cta-sticky {
    display: block;
  }

  .site-footer {
    padding-bottom: calc(var(--space-phi-5) + env(safe-area-inset-bottom, 0px));
  }

  .gauges { gap: 0.75rem; }
  .gauge { width: 48px; }
  .gauge-svg { width: 48px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .wave-rings circle,
  .origin-core,
  .origin-core-halo,
  .origin-ring,
  .ring-flow,
  .ring-flow-group,
  .circuit-nodes,
  .flow-connector,
  .hero-scroll-cue::after,
  .reveal,
  .reveal-stagger > *,
  .section-enter::before,
  .section-enter::after,
  .text-luminous,
  .manifesto {
    animation: none !important;
    transition: none !important;
    opacity: 1;
    transform: none;
    filter: none;
    text-shadow: none;
  }
  .cta-wrap,
  .btn-action::before,
  .cta-form--hero .cta-submit.btn-action,
  .reg-card .reg-next.btn-action,
  .contact-pill--submit .cta-submit.btn-action { animation: none !important; }
  .btn-action:hover .btn-action-icon { transform: none; }
  .wave-rings circle { stroke-dasharray: 100 0; }
  .ring-flow,
  .origin-pulse { display: none; }
  #tide-canvas { display: none; }
}