:root {
  color-scheme: dark;
  --page-bg: #060a12;
  --page-bg-soft: #0a101b;
  --paper: #0b111d;
  --paper-raised: #101827;
  --paper-soft: #121c2c;
  --paper-muted: #162235;
  --ink: #dce8f5;
  --ink-strong: #f7fbff;
  --muted: #94a7bc;
  --muted-strong: #b8c8d8;
  --blue: #5ab2ff;
  --blue-strong: #1691ff;
  --blue-deep: #0f6fc1;
  --blue-soft: rgba(54, 160, 255, 0.13);
  --violet: #a686ff;
  --pink: #f28cc8;
  --amber: #ffbe63;
  --green: #68d7a5;
  --red: #ff7d8b;
  --line: rgba(178, 202, 225, 0.14);
  --line-strong: rgba(178, 202, 225, 0.25);
  --glow: 0 32px 100px rgba(0, 0, 0, 0.36);
  --shadow-soft: 0 16px 50px rgba(0, 0, 0, 0.22);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --reading-width: 820px;
  --shell-width: 1380px;
}

html[data-theme="light"] {
  color-scheme: light;
  --page-bg: #edf3f8;
  --page-bg-soft: #f7fafd;
  --paper: #ffffff;
  --paper-raised: #f9fbfd;
  --paper-soft: #f3f7fb;
  --paper-muted: #eaf1f7;
  --ink: #26364a;
  --ink-strong: #0d1b2d;
  --muted: #536a82;
  --muted-strong: #1f3a52;
  --blue: #0068b5;
  --blue-strong: #0068b5;
  --blue-deep: #004f8b;
  --blue-soft: rgba(0, 104, 181, 0.09);
  --violet: #6848c8;
  --pink: #a43f7e;
  --amber: #a36305;
  --green: #167d55;
  --red: #bb3544;
  --line: rgba(49, 82, 113, 0.13);
  --line-strong: rgba(49, 82, 113, 0.22);
  --glow: 0 28px 90px rgba(44, 74, 103, 0.14);
  --shadow-soft: 0 14px 42px rgba(44, 74, 103, 0.09);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  background: var(--page-bg);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 0%, rgba(43, 139, 226, 0.15), transparent 34rem),
    radial-gradient(circle at 90% 12%, rgba(131, 93, 255, 0.12), transparent 30rem),
    linear-gradient(180deg, var(--page-bg), var(--page-bg-soft));
  font-family: Inter, Aptos, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

button,
summary {
  font: inherit;
}

::selection {
  color: #ffffff;
  background: var(--blue-deep);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 2000;
  padding: 11px 15px;
  color: #ffffff;
  background: #005b9e;
  border-radius: 10px;
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.reading-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1200;
  height: 3px;
  pointer-events: none;
}

.reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--blue-strong), var(--violet), var(--pink));
  transition: width 80ms linear;
}

.document-toolbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--page-bg) 82%, transparent);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  backdrop-filter: blur(22px) saturate(140%);
}

.document-toolbar-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  width: min(var(--shell-width), calc(100% - 32px));
  min-height: 74px;
  margin: 0 auto;
}

.document-identity {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  gap: 12px;
  text-decoration: none;
}

.document-mark {
  display: grid;
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #ffffff;
  background: linear-gradient(145deg, #128fff, #4e63dd 62%, #a064ea);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 13px;
  box-shadow: 0 12px 30px rgba(27, 112, 214, 0.27);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.document-identity-copy {
  display: grid;
  min-width: 0;
  line-height: 1.15;
}

.document-identity-copy strong {
  color: var(--ink-strong);
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.document-identity-copy span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.64rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.toolbar-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.toolbar-links a {
  padding: 9px 12px;
  color: var(--muted);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.75rem;
  font-weight: 760;
}

.toolbar-links a:hover,
.toolbar-links a:focus-visible {
  color: var(--ink-strong);
  background: var(--blue-soft);
  outline: none;
}

.document-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.document-action,
.theme-toggle {
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--paper-raised) 92%, transparent);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.document-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  gap: 8px;
  padding: 9px 14px;
  color: var(--ink);
  border-radius: 999px;
  text-decoration: none;
  cursor: pointer;
  font-size: 0.74rem;
  font-weight: 820;
}

.document-action:hover,
.document-action:focus-visible,
.theme-toggle:hover,
.theme-toggle:focus-visible {
  color: var(--ink-strong);
  border-color: color-mix(in srgb, var(--blue) 55%, var(--line-strong));
  outline: none;
  box-shadow: 0 0 0 3px var(--blue-soft);
}

.document-action-primary {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(135deg, #087bd6, #5164df);
}

.document-action-primary:hover,
.document-action-primary:focus-visible {
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 0 0 3px rgba(71, 151, 255, 0.2), 0 12px 28px rgba(29, 103, 201, 0.22);
}

.document-action-icon {
  width: 42px;
  padding: 0;
}

.theme-toggle {
  position: relative;
  width: 116px;
  min-height: 42px;
  padding: 3px;
  border-radius: 999px;
  cursor: pointer;
}

.theme-toggle-track {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  min-height: 34px;
  align-items: center;
}

.theme-option {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 850;
  transition: color 180ms ease;
}

.theme-option-dark {
  color: #ffffff;
}

.theme-toggle-thumb {
  position: absolute;
  z-index: 1;
  top: 0;
  bottom: 0;
  left: 0;
  width: 50%;
  border-radius: 999px;
  background: linear-gradient(135deg, #1a3150, #294b76);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.24);
  transition: transform 200ms ease, background 200ms ease;
}

html[data-theme="light"] .theme-toggle-thumb {
  transform: translateX(100%);
  background: linear-gradient(135deg, #ffffff, #dce9f4);
  box-shadow: 0 4px 14px rgba(41, 71, 99, 0.18);
}

html[data-theme="light"] .theme-option-dark {
  color: var(--muted);
}

html[data-theme="light"] .theme-option-light {
  color: var(--ink-strong);
}

.document-shell {
  display: grid;
  grid-template-columns: 250px minmax(0, 1030px);
  justify-content: center;
  align-items: start;
  gap: 34px;
  width: min(var(--shell-width), calc(100% - 32px));
  margin: 34px auto 80px;
}

.document-rail {
  position: sticky;
  top: 102px;
  display: grid;
  gap: 16px;
}

.rail-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  box-shadow: var(--shadow-soft);
}

.rail-eyebrow,
.section-kicker,
.card-label {
  margin: 0;
  color: var(--blue);
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.document-toc {
  display: grid;
  gap: 2px;
  margin-top: 12px;
}

.document-toc a {
  display: block;
  padding: 8px 10px;
  color: var(--muted);
  border-left: 2px solid transparent;
  border-radius: 0 9px 9px 0;
  text-decoration: none;
  font-size: 0.77rem;
  font-weight: 720;
  line-height: 1.25;
}

.document-toc a:hover,
.document-toc a:focus-visible {
  color: var(--ink-strong);
  background: var(--blue-soft);
  outline: none;
}

.document-toc a.is-current {
  color: var(--ink-strong);
  border-left-color: var(--blue);
  background: linear-gradient(90deg, var(--blue-soft), transparent);
}

.rail-status {
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 12px;
  align-items: start;
}

.status-dot {
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--green) 16%, transparent);
}

.rail-status strong {
  color: var(--ink-strong);
  font-size: 0.8rem;
}

.rail-status p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.73rem;
  line-height: 1.55;
}

.document-paper {
  overflow: hidden;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--paper);
  box-shadow: var(--glow);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr);
  min-height: 760px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 88% 20%, rgba(117, 90, 255, 0.16), transparent 26rem),
    radial-gradient(circle at 62% 82%, rgba(41, 156, 255, 0.13), transparent 24rem),
    linear-gradient(145deg, color-mix(in srgb, var(--paper) 94%, #04101e), var(--paper));
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.3;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 94%);
  pointer-events: none;
}

.hero-orbit {
  position: absolute;
  border: 1px solid color-mix(in srgb, var(--blue) 26%, transparent);
  border-radius: 50%;
  pointer-events: none;
}

.hero-orbit-one {
  right: -180px;
  top: -200px;
  width: 660px;
  height: 660px;
}

.hero-orbit-two {
  right: -55px;
  top: 70px;
  width: 390px;
  height: 390px;
  border-color: color-mix(in srgb, var(--violet) 24%, transparent);
}

.hero-copy {
  position: relative;
  z-index: 2;
  align-self: center;
  padding: 82px 24px 82px 68px;
}

.hero-kicker-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-kicker {
  margin: 0;
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.hero-status,
.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 0.64rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-status {
  color: var(--muted-strong);
  background: color-mix(in srgb, var(--paper-soft) 88%, transparent);
}

.hero h1 {
  max-width: 720px;
  margin: 22px 0 24px;
  color: var(--ink-strong);
  font-size: clamp(3rem, 6.5vw, 5.55rem);
  line-height: 0.98;
  letter-spacing: -0.062em;
}

.hero-lead {
  max-width: 660px;
  margin: 0;
  color: var(--muted-strong);
  font-size: clamp(1.05rem, 1.8vw, 1.26rem);
  line-height: 1.64;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  gap: 10px;
  padding: 12px 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 850;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.button-primary {
  color: #ffffff;
  border-color: transparent;
  background: linear-gradient(135deg, #087bd6, #5164df 66%, #8159dc);
  box-shadow: 0 14px 34px rgba(30, 108, 204, 0.26);
}

.button-primary:hover,
.button-primary:focus-visible {
  box-shadow: 0 0 0 3px rgba(72, 155, 255, 0.18), 0 18px 42px rgba(30, 108, 204, 0.32);
}

.button-secondary {
  color: var(--ink-strong);
  background: color-mix(in srgb, var(--paper-soft) 86%, transparent);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-soft);
}

.hero-disclosure {
  max-width: 640px;
  margin: 28px 0 0;
  padding-left: 14px;
  color: var(--muted);
  border-left: 2px solid color-mix(in srgb, var(--amber) 60%, transparent);
  font-size: 0.78rem;
  line-height: 1.55;
}

.hero-system {
  position: relative;
  z-index: 2;
  align-self: center;
  justify-self: center;
  width: min(430px, 90%);
  aspect-ratio: 1;
}

.hero-system::before,
.hero-system::after {
  position: absolute;
  inset: 9%;
  content: "";
  border: 1px solid color-mix(in srgb, var(--blue) 30%, transparent);
  border-radius: 50%;
}

.hero-system::after {
  inset: 23%;
  border-color: color-mix(in srgb, var(--violet) 32%, transparent);
}

.hero-system-center,
.hero-system-node {
  position: absolute;
  z-index: 3;
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid var(--line-strong);
  background: color-mix(in srgb, var(--paper-raised) 89%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
}

.hero-system-center {
  inset: 34%;
  padding: 18px;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(18, 131, 230, 0.94), rgba(80, 82, 208, 0.92));
  color: #ffffff;
  box-shadow: 0 24px 60px rgba(28, 95, 186, 0.34);
}

.hero-system-center span,
.hero-system-node span {
  font-size: 0.64rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-system-center strong {
  margin-top: 6px;
  font-size: 0.82rem;
  line-height: 1.25;
}

.hero-system-node {
  width: 144px;
  min-height: 84px;
  padding: 12px;
  border-radius: 18px;
}

.hero-system-node span {
  color: var(--blue);
}

.hero-system-node strong {
  margin-top: 4px;
  color: var(--ink-strong);
  font-size: 0.72rem;
  line-height: 1.26;
}

.node-brief {
  top: 0;
  left: calc(50% - 72px);
}

.node-spaces {
  top: calc(50% - 42px);
  right: 0;
}

.node-memory {
  bottom: 0;
  left: calc(50% - 72px);
}

.node-goals {
  top: calc(50% - 42px);
  left: 0;
}

.document-section {
  position: relative;
  padding: 92px 68px;
  border-bottom: 1px solid var(--line);
}

.document-section:nth-of-type(even) {
  background: linear-gradient(180deg, color-mix(in srgb, var(--paper-soft) 78%, transparent), transparent);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 1fr);
  gap: 40px;
  align-items: end;
  margin-bottom: 42px;
}

.section-heading-wide {
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.82fr);
}

.section-heading h2,
.final-cta h2 {
  margin: 10px 0 0;
  color: var(--ink-strong);
  font-size: clamp(2.2rem, 4.5vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.section-intro {
  margin: 0;
  color: var(--muted-strong);
  font-size: 1rem;
  line-height: 1.72;
}

.overview-statement {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 32px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--paper-raised) 84%, transparent);
}

.overview-statement p {
  margin: 0;
  color: var(--muted-strong);
}

.overview-statement p:last-child {
  color: var(--ink);
}

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.overview-card {
  position: relative;
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  min-height: 240px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
}

.overview-card::after {
  position: absolute;
  right: -80px;
  bottom: -90px;
  width: 190px;
  height: 190px;
  content: "";
  border-radius: 50%;
  background: color-mix(in srgb, var(--blue) 10%, transparent);
}

.overview-card-spaces::after {
  background: color-mix(in srgb, var(--violet) 12%, transparent);
}

.overview-card-memory::after {
  background: color-mix(in srgb, var(--green) 10%, transparent);
}

.overview-card-goals::after {
  background: color-mix(in srgb, var(--amber) 12%, transparent);
}

.overview-number {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--ink-strong);
  border: 1px solid var(--line-strong);
  border-radius: 15px;
  background: var(--paper-soft);
  font-size: 0.76rem;
  font-weight: 900;
}

.overview-card h3,
.core-difference h3,
.space-card h3,
.memory-controls-card h3,
.goal-board h3,
.ritual-options h3,
.relationship-card h3,
.mediation-principles h3,
.ai-roles-grid h3,
.trust-card h3,
.security-note h3,
.status-column h3,
.architecture-principles h3,
.scenario-card h3 {
  margin: 9px 0 10px;
  color: var(--ink-strong);
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.overview-card h3 {
  font-size: 1.34rem;
}

.overview-card p:last-child,
.space-card p,
.relationship-card p,
.scenario-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.core-difference {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: center;
  margin-top: 28px;
  padding: 34px;
  border: 1px solid color-mix(in srgb, var(--blue) 30%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgba(91, 102, 231, 0.16), transparent 20rem),
    linear-gradient(135deg, color-mix(in srgb, var(--blue-soft) 68%, var(--paper-raised)), var(--paper-raised));
}

.core-difference h3 {
  font-size: 1.65rem;
}

.core-difference p:last-child {
  margin: 0;
  color: var(--muted-strong);
}

.model-strip {
  display: grid;
  gap: 9px;
}

.model-strip span {
  padding: 12px 14px;
  color: var(--ink-strong);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  font-size: 0.78rem;
  font-weight: 780;
}

.loop-diagram {
  display: grid;
  max-width: 820px;
  margin: 0 auto;
}

.loop-step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 6px 18px;
  align-items: center;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
  box-shadow: var(--shadow-soft);
}

.loop-step span {
  grid-row: 1 / 3;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: #ffffff;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--blue-strong), #5266df);
  font-weight: 900;
}

.loop-step strong {
  color: var(--ink-strong);
  font-size: 1.03rem;
}

.loop-step small {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}

.loop-step-final {
  border-color: color-mix(in srgb, var(--green) 42%, var(--line));
}

.loop-step-final span {
  background: linear-gradient(145deg, #238b67, #3ca986);
}

.loop-arrow,
.architecture-arrow {
  padding: 5px 0;
  color: var(--blue);
  text-align: center;
  font-weight: 900;
}

.spaces-map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.space-card {
  min-height: 230px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
  box-shadow: var(--shadow-soft);
}

.space-card span {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 3px 8px;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 30%, var(--line));
  border-radius: 999px;
  background: var(--blue-soft);
  font-size: 0.62rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.space-card h3 {
  font-size: 1.28rem;
}

.space-relationship span {
  color: var(--pink);
  border-color: color-mix(in srgb, var(--pink) 34%, var(--line));
  background: color-mix(in srgb, var(--pink) 9%, transparent);
}

.space-family span,
.space-team span {
  color: var(--violet);
  border-color: color-mix(in srgb, var(--violet) 34%, var(--line));
  background: color-mix(in srgb, var(--violet) 9%, transparent);
}

.space-business span,
.space-project span,
.space-accounting span {
  color: var(--green);
  border-color: color-mix(in srgb, var(--green) 34%, var(--line));
  background: color-mix(in srgb, var(--green) 9%, transparent);
}

.space-boundary-demo {
  display: grid;
  grid-template-columns: 140px 1fr minmax(230px, 0.85fr) 1fr 140px;
  gap: 16px;
  align-items: center;
  margin-top: 28px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--paper-soft), var(--paper-raised));
}

.boundary-person,
.boundary-center {
  display: grid;
  justify-items: center;
  text-align: center;
}

.person-avatar {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  color: #ffffff;
  border-radius: 18px;
  background: linear-gradient(145deg, #2f93e7, #6263d8);
  font-weight: 900;
}

.boundary-person strong,
.boundary-center strong {
  margin-top: 9px;
  color: var(--ink-strong);
  font-size: 0.82rem;
}

.boundary-person span,
.boundary-center span {
  color: var(--muted);
  font-size: 0.68rem;
}

.boundary-center small {
  color: var(--muted-strong);
  font-size: 0.68rem;
}

.boundary-center {
  padding: 20px;
  border: 1px solid color-mix(in srgb, var(--violet) 32%, var(--line));
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--violet) 9%, var(--paper));
}

.boundary-center span {
  color: var(--violet);
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.boundary-center small {
  margin-top: 7px;
}

.boundary-lines {
  display: grid;
  gap: 8px;
}

.boundary-lines span {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
}

.boundary-lines span:nth-child(2) {
  background: linear-gradient(90deg, transparent, var(--violet), transparent);
}

.boundary-lines span:nth-child(3) {
  background: linear-gradient(90deg, transparent, var(--green), transparent);
}

.prose-callout {
  margin-top: 20px;
  padding: 24px 26px;
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--blue-soft);
}

.prose-callout strong {
  color: var(--ink-strong);
}

.prose-callout p {
  margin: 6px 0 0;
  color: var(--muted-strong);
}

.memory-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
  align-items: start;
}

.memory-stack {
  display: grid;
  gap: 9px;
}

.memory-layer {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  padding: 17px 18px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--paper-raised);
}

.memory-layer span {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 34%, var(--line));
  border-radius: 12px;
  background: var(--blue-soft);
  font-size: 0.68rem;
  font-weight: 900;
}

.memory-layer strong {
  color: var(--ink-strong);
  font-size: 0.88rem;
}

.memory-layer p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.memory-controls-card {
  position: sticky;
  top: 102px;
  padding: 28px;
  border: 1px solid color-mix(in srgb, var(--green) 34%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgba(65, 196, 148, 0.13), transparent 18rem),
    var(--paper-raised);
}

.memory-controls-card h3 {
  font-size: 1.5rem;
}

.check-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 14px;
  padding: 0;
  margin: 22px 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 22px;
  color: var(--muted-strong);
  font-size: 0.78rem;
}

.check-list li::before {
  position: absolute;
  left: 0;
  top: 0.15em;
  content: "✓";
  color: var(--green);
  font-weight: 900;
}

.record-example {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.record-example div {
  display: grid;
  gap: 3px;
  padding: 10px;
  border-radius: 10px;
  background: var(--paper-soft);
}

.record-example span {
  color: var(--muted);
  font-size: 0.6rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.record-example strong {
  color: var(--ink-strong);
  font-size: 0.73rem;
}

.goal-board {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
}

.goal-summary,
.goal-question,
.goal-action {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
}

.goal-summary {
  grid-row: 1 / 3;
}

.goal-title-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: start;
}

.status-chip-designed {
  color: var(--violet);
  border-color: color-mix(in srgb, var(--violet) 36%, var(--line));
  background: color-mix(in srgb, var(--violet) 10%, transparent);
}

.goal-title-row .card-label {
  margin-top: 16px;
}

.goal-summary h3 {
  max-width: 440px;
  font-size: 1.62rem;
}

.trajectory {
  display: grid;
  justify-items: end;
}

.trajectory span,
.goal-question span,
.goal-action span,
.goal-metrics span {
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trajectory strong {
  color: var(--green);
  font-size: 1.1rem;
}

.goal-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 24px;
}

.goal-metrics div {
  display: grid;
  gap: 5px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper-soft);
}

.goal-metrics strong {
  color: var(--ink-strong);
  font-size: 0.78rem;
}

.goal-question,
.goal-action {
  display: grid;
  align-content: center;
}

.goal-question strong,
.goal-action strong {
  margin-top: 8px;
  color: var(--ink-strong);
  font-size: 1rem;
  line-height: 1.4;
}

.goal-question p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.goal-action {
  border-color: color-mix(in srgb, var(--blue) 34%, var(--line));
  background: linear-gradient(135deg, var(--blue-soft), var(--paper-raised));
}

.goal-action-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
}

.goal-action-meta span {
  padding: 5px 8px;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 28%, var(--line));
  border-radius: 999px;
  background: color-mix(in srgb, var(--paper) 84%, transparent);
  letter-spacing: 0;
  text-transform: none;
}

.difficulty-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.difficulty-grid article {
  min-height: 176px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.difficulty-grid article > span {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 9px;
  font-size: 0.65rem;
  font-weight: 900;
}

.difficulty-grid h3 {
  margin: 20px 0 7px;
  color: var(--ink-strong);
  font-size: 0.92rem;
}

.difficulty-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.48;
}

.difficulty-active {
  border-color: color-mix(in srgb, var(--blue) 50%, var(--line)) !important;
  background: linear-gradient(145deg, var(--blue-soft), var(--paper-raised)) !important;
  box-shadow: 0 14px 34px rgba(24, 113, 205, 0.13);
}

.difficulty-active > span {
  color: #ffffff !important;
  border-color: transparent !important;
  background: var(--blue-strong);
}

.ritual-stage {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
  align-items: center;
}

.ritual-phone {
  width: min(380px, 100%);
  justify-self: center;
  padding: 18px;
  border: 1px solid var(--line-strong);
  border-radius: 38px;
  background: #05080d;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.38);
}

html[data-theme="light"] .ritual-phone {
  background: #0a0d13;
}

.ritual-phone-top {
  display: flex;
  justify-content: space-between;
  padding: 0 6px 15px;
  color: #8290a0;
  font-size: 0.65rem;
  font-weight: 800;
}

.ritual-greeting {
  display: grid;
  gap: 2px;
  padding: 24px 18px;
  border-radius: 24px;
  background:
    radial-gradient(circle at 100% 0%, rgba(125, 88, 239, 0.3), transparent 16rem),
    linear-gradient(135deg, #0e1b2b, #101226);
}

.ritual-greeting span {
  color: #8ebce3;
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ritual-greeting strong {
  color: #ffffff;
  font-size: 1.7rem;
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.ritual-now-playing,
.ritual-brief-card {
  margin-top: 10px;
  color: #dce8f5;
  border: 1px solid rgba(255, 255, 255, 0.09);
  background: #0c111a;
}

.ritual-now-playing {
  display: grid;
  grid-template-columns: 42px 1fr 34px;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border-radius: 17px;
}

.album-shape {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  background: linear-gradient(145deg, #158be9, #715ada);
}

.album-shape span {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-radius: 50%;
}

.ritual-now-playing div:nth-child(2) {
  display: grid;
}

.ritual-now-playing span,
.ritual-brief-card span {
  color: #7f91a5;
  font-size: 0.58rem;
  font-weight: 850;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.ritual-now-playing strong,
.ritual-brief-card strong {
  font-size: 0.72rem;
}

.ritual-now-playing button {
  width: 34px;
  height: 34px;
  color: #ffffff;
  border: 0;
  border-radius: 50%;
  background: #1b2a3f;
}

.ritual-brief-card {
  display: grid;
  gap: 3px;
  padding: 14px;
  border-radius: 15px;
}

.ritual-action-card {
  border-color: rgba(76, 165, 244, 0.28);
  background: linear-gradient(135deg, rgba(21, 124, 215, 0.18), #0c111a);
}

.ritual-options {
  display: grid;
  gap: 12px;
}

.ritual-options article {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.ritual-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 28%, var(--line));
  border-radius: 13px;
  background: var(--blue-soft);
  font-weight: 900;
}

.ritual-options h3 {
  margin: 1px 0 4px;
  font-size: 0.94rem;
}

.ritual-options p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.relationship-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.relationship-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
}

.relationship-card-wide {
  grid-column: 1 / -1;
  background:
    radial-gradient(circle at 100% 0%, rgba(103, 89, 232, 0.13), transparent 22rem),
    var(--paper-raised);
}

.relationship-card h3 {
  font-size: 1.44rem;
}

.relationship-card ul {
  display: grid;
  gap: 8px;
  padding-left: 19px;
  margin: 18px 0 0;
  color: var(--muted-strong);
  font-size: 0.8rem;
}

.team-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 24px;
}

.team-flow span {
  padding: 8px 11px;
  color: var(--ink-strong);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-soft);
  font-size: 0.7rem;
  font-weight: 780;
}

.team-flow span[aria-hidden="true"] {
  padding: 0;
  color: var(--violet);
  border: 0;
  background: transparent;
}

.mediation-principles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 16px;
}

.mediation-principles article {
  min-height: 205px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-soft);
}

.mediation-principles span {
  color: var(--pink);
  font-size: 0.65rem;
  font-weight: 900;
}

.mediation-principles h3 {
  margin-top: 26px;
  font-size: 0.95rem;
}

.mediation-principles p {
  margin: 0;
  color: var(--muted);
  font-size: 0.73rem;
  line-height: 1.5;
}

.ai-architecture {
  display: grid;
  grid-template-columns: 0.8fr 100px 1.2fr;
  gap: 20px;
  align-items: center;
}

.ai-model-column {
  display: grid;
  gap: 10px;
}

.ai-model-card {
  display: grid;
  gap: 3px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.ai-model-card span {
  color: var(--muted);
  font-size: 0.6rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ai-model-card strong {
  color: var(--ink-strong);
  font-size: 0.82rem;
}

.ai-model-default {
  border-color: color-mix(in srgb, var(--blue) 44%, var(--line));
  background: linear-gradient(135deg, var(--blue-soft), var(--paper-raised));
}

.ai-connector {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.ai-connector span {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue));
}

.ai-connector span:last-child {
  background: linear-gradient(90deg, var(--blue), transparent);
}

.ai-foundation-card {
  padding: 28px;
  border: 1px solid color-mix(in srgb, var(--violet) 38%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, rgba(116, 83, 234, 0.16), transparent 20rem),
    var(--paper-raised);
}

.foundation-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9px;
  margin-top: 18px;
}

.foundation-grid span {
  padding: 11px 12px;
  color: var(--ink-strong);
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--paper-soft);
  font-size: 0.74rem;
  font-weight: 760;
}

.ai-roles-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 20px;
}

.ai-roles-grid article,
.trust-card,
.architecture-principles article,
.scenario-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.ai-roles-grid h3 {
  font-size: 0.92rem;
}

.ai-roles-grid p,
.trust-card p,
.architecture-principles p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.trust-card {
  min-height: 210px;
}

.trust-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 32%, var(--line));
  border-radius: 13px;
  background: var(--blue-soft);
  font-size: 1.05rem;
  font-weight: 900;
}

.trust-card h3 {
  margin-top: 28px;
  font-size: 1rem;
}

.source-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.source-labels span {
  padding: 7px 10px;
  color: var(--muted-strong);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-soft);
  font-size: 0.6rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.security-note {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) 1.25fr;
  gap: 28px;
  align-items: center;
  margin-top: 26px;
  padding: 30px;
  border: 1px solid color-mix(in srgb, var(--amber) 40%, var(--line));
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--amber) 7%, var(--paper-raised));
}

.security-note h3 {
  margin-bottom: 0;
  font-size: 1.35rem;
}

.security-note > p {
  margin: 0;
  color: var(--muted-strong);
}

.status-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.status-column {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper-raised);
}

.status-column-heading {
  display: grid;
  justify-items: start;
  gap: 10px;
}

.status-column h3 {
  margin: 0;
  font-size: 1.28rem;
}

.status-chip-live {
  color: var(--green);
  border-color: color-mix(in srgb, var(--green) 36%, var(--line));
  background: color-mix(in srgb, var(--green) 9%, transparent);
}

.status-chip-planned {
  color: var(--amber);
  border-color: color-mix(in srgb, var(--amber) 36%, var(--line));
  background: color-mix(in srgb, var(--amber) 9%, transparent);
}

.status-list {
  display: grid;
  gap: 10px;
  padding-left: 19px;
  margin: 22px 0 0;
  color: var(--muted-strong);
  font-size: 0.8rem;
}

.roadmap-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 7px;
  margin-top: 18px;
}

.roadmap-row article {
  display: grid;
  align-content: start;
  min-height: 145px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper-soft);
}

.roadmap-row span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 32%, var(--line));
  border-radius: 9px;
  font-size: 0.65rem;
  font-weight: 900;
}

.roadmap-row strong {
  margin-top: 26px;
  color: var(--ink-strong);
  font-size: 0.72rem;
  line-height: 1.35;
}

.architecture-stack {
  display: grid;
}

.architecture-layer {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 5px 22px;
  padding: 24px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.architecture-layer > span {
  grid-row: 1 / 3;
  color: var(--blue);
  font-size: 0.65rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.architecture-layer strong {
  color: var(--ink-strong);
  font-size: 0.94rem;
}

.architecture-layer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.architecture-principles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 20px;
}

.architecture-principles h3 {
  font-size: 0.92rem;
}

.scenario-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.scenario-card {
  position: relative;
  min-height: 235px;
  overflow: hidden;
}

.scenario-card::after {
  position: absolute;
  right: -50px;
  bottom: -80px;
  width: 170px;
  height: 170px;
  content: "";
  border-radius: 50%;
  background: color-mix(in srgb, var(--blue) 8%, transparent);
}

.scenario-card:nth-child(2)::after {
  background: color-mix(in srgb, var(--pink) 9%, transparent);
}

.scenario-card:nth-child(3)::after {
  background: color-mix(in srgb, var(--green) 9%, transparent);
}

.scenario-card:nth-child(4)::after {
  background: color-mix(in srgb, var(--violet) 9%, transparent);
}

.scenario-index {
  color: var(--muted);
  font-size: 0.65rem;
  font-weight: 900;
}

.scenario-card .card-label {
  margin-top: 34px;
}

.scenario-card h3 {
  font-size: 1.34rem;
}

.scenario-card-wide {
  grid-column: 1 / -1;
  min-height: 210px;
}

/* Product teases stay compact enough to explain the interaction without turning /doc into a second demo. */
.product-preview-stage {
  margin-top: 28px;
  padding: 28px;
  border: 1px solid color-mix(in srgb, var(--violet) 34%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 92% 5%, color-mix(in srgb, var(--violet) 12%, transparent), transparent 26rem),
    color-mix(in srgb, var(--paper-raised) 92%, transparent);
  box-shadow: var(--shadow-soft);
}

.product-preview-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 1fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 18px;
}

.product-preview-heading span,
.calendar-preview header span,
.input-preview header span,
.input-preview-label,
.context-prompt-preview > span,
.investment-thesis span,
.reviewed-gap > span,
.infrastructure-opportunity > div:first-child > span,
.investment-conclusion > span {
  color: var(--blue);
  font-size: 0.6rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.product-preview-heading h3,
.investment-thesis h3,
.infrastructure-opportunity h3 {
  margin: 7px 0 0;
  color: var(--ink-strong);
  font-size: 1.45rem;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.product-preview-heading p {
  margin: 0;
  color: var(--muted-strong);
  font-size: 0.82rem;
}

.product-preview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 12px;
}

.calendar-preview,
.input-preview {
  min-width: 0;
  overflow: hidden;
  color: #dce8f5;
  border: 1px solid rgba(174, 205, 233, 0.16);
  border-radius: 22px;
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.24);
}

.calendar-preview {
  padding: 20px;
  background:
    radial-gradient(circle at 100% 0%, rgba(78, 183, 255, 0.15), transparent 18rem),
    linear-gradient(145deg, #081421, #07101a);
}

.calendar-preview header,
.input-preview header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
}

.calendar-preview header span {
  color: #6fcaff;
}

.calendar-preview h4,
.input-preview h4 {
  margin: 5px 0 0;
  color: #f7fbff;
  font-size: 1rem;
  line-height: 1.22;
}

.calendar-preview header > b,
.input-preview header > b {
  flex: 0 0 auto;
  padding: 5px 8px;
  color: #84e5bf;
  border: 1px solid rgba(104, 215, 165, 0.3);
  border-radius: 999px;
  background: rgba(104, 215, 165, 0.08);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
}

.calendar-preview-week {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-top: 16px;
}

.calendar-preview-week > span {
  position: relative;
  display: grid;
  min-height: 54px;
  place-items: center;
  align-content: center;
  color: #9db1c5;
  border: 1px solid rgba(174, 205, 233, 0.11);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.025);
}

.calendar-preview-week > span[data-active="true"] {
  color: #ffffff;
  border-color: rgba(90, 178, 255, 0.55);
  background: linear-gradient(145deg, rgba(22, 145, 255, 0.26), rgba(104, 72, 200, 0.2));
  box-shadow: 0 10px 24px rgba(22, 145, 255, 0.12);
}

.calendar-preview-week small {
  font-size: 0.46rem;
  font-weight: 900;
  letter-spacing: 0.09em;
}

.calendar-preview-week strong {
  font-size: 0.8rem;
}

.calendar-preview-week i {
  position: absolute;
  bottom: 5px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #f28cc8;
}

.calendar-preview-week span:nth-child(3) i { background: #68d7a5; }
.calendar-preview-week span:nth-child(5) i { background: #ffbe63; }

.calendar-preview-events {
  display: grid;
  gap: 7px;
  margin-top: 12px;
}

.calendar-preview-events > div {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 50px;
  padding: 9px 11px;
  border: 1px solid rgba(174, 205, 233, 0.1);
  border-left: 3px solid #5ab2ff;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
}

.calendar-preview-events > div[data-owner="adult"] { border-left-color: #f28cc8; }
.calendar-preview-events > div[data-owner="private"] { border-left-color: #79889a; }

.calendar-preview-events time,
.calendar-preview-events > div > b {
  color: #8da1b6;
  font-size: 0.55rem;
  font-weight: 850;
}

.calendar-preview-events span,
.calendar-preview-events strong,
.calendar-preview-events small {
  display: block;
}

.calendar-preview-events strong {
  color: #eef7ff;
  font-size: 0.7rem;
  line-height: 1.2;
}

.calendar-preview-events small {
  margin-top: 2px;
  color: #93a8bd;
  font-size: 0.56rem;
  line-height: 1.25;
}

.calendar-preview-weather {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 10px;
  align-items: center;
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 13px;
  background: linear-gradient(100deg, rgba(52, 161, 224, 0.2), rgba(255, 190, 99, 0.09));
}

.calendar-preview-weather span {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 900;
}

.calendar-preview-weather strong {
  padding: 4px 7px;
  color: #ffcf88;
  border-radius: 999px;
  background: rgba(255, 190, 99, 0.1);
  font-size: 0.56rem;
}

.calendar-preview-weather p {
  margin: 0;
  color: #b7c8d8;
  font-size: 0.58rem;
  line-height: 1.3;
}

.input-preview {
  padding: 20px;
  background:
    radial-gradient(circle at 100% 0%, rgba(242, 140, 200, 0.14), transparent 18rem),
    linear-gradient(145deg, #110d1c, #090f19);
}

.input-preview header span { color: #d4b9ff; }
.input-preview header > b { color: #f4c7e2; border-color: rgba(242, 140, 200, 0.28); background: rgba(242, 140, 200, 0.08); }

.input-preview-label {
  margin: 24px 0 0;
  color: #8ca2b9;
}

.input-preview h4 {
  max-width: 320px;
  margin-top: 7px;
  font-size: 1.15rem;
}

.input-preview-choices {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr 0.9fr;
  gap: 6px;
  margin-top: 18px;
}

.input-preview-choices span {
  display: grid;
  min-height: 42px;
  place-items: center;
  padding: 7px;
  color: #aabbd0;
  border: 1px solid rgba(174, 205, 233, 0.14);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.025);
  text-align: center;
  font-size: 0.58rem;
  font-weight: 800;
}

.input-preview-choices span[data-selected="true"] {
  color: #dffff2;
  border-color: rgba(104, 215, 165, 0.48);
  background: rgba(104, 215, 165, 0.12);
  box-shadow: inset 0 0 0 1px rgba(104, 215, 165, 0.08);
}

.input-preview-field {
  display: grid;
  gap: 4px;
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(174, 205, 233, 0.14);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.035);
}

.input-preview-field span {
  color: #8399af;
  font-size: 0.48rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.input-preview-field strong {
  color: #f6fbff;
  font-size: 0.7rem;
}

.input-preview-result {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 10px;
  align-items: center;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(174, 205, 233, 0.12);
}

.input-preview-result > span {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: #092016;
  border-radius: 10px;
  background: #68d7a5;
  font-size: 0.72rem;
  font-weight: 950;
}

.input-preview-result p,
.input-preview-result strong,
.input-preview-result small {
  display: block;
  margin: 0;
}

.input-preview-result strong { color: #eef7ff; font-size: 0.68rem; }
.input-preview-result small { margin-top: 2px; color: #93a8bd; font-size: 0.55rem; line-height: 1.25; }

.context-prompt-preview {
  display: grid;
  grid-template-columns: auto minmax(220px, 1fr) auto auto;
  gap: 14px;
  align-items: center;
  margin-top: 12px;
  padding: 13px 15px;
  color: #dce8f5;
  border: 1px solid rgba(90, 178, 255, 0.22);
  border-radius: 999px;
  background: linear-gradient(100deg, #091827, #101126 64%, #151025);
}

.context-prompt-preview p {
  margin: 0;
  color: #c0cfde;
  font-size: 0.7rem;
  line-height: 1.35;
}

.context-prompt-preview > div {
  display: flex;
  gap: 5px;
}

.context-prompt-preview b {
  padding: 4px 7px;
  color: #9eb3c7;
  border: 1px solid rgba(174, 205, 233, 0.12);
  border-radius: 999px;
  font-size: 0.48rem;
}

.context-prompt-preview > strong {
  color: #7fc9ff;
  white-space: nowrap;
  font-size: 0.62rem;
}

.product-preview-note {
  margin: 12px 2px 0;
  color: var(--muted);
  font-size: 0.64rem;
}

/* The investment comparison uses named adjacent products and keeps the inference visibly scoped. */
.investment-thesis {
  display: grid;
  grid-template-columns: minmax(250px, 0.75fr) 1.25fr;
  gap: 28px;
  align-items: center;
  padding: 30px;
  border: 1px solid color-mix(in srgb, var(--violet) 36%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--violet) 15%, transparent), transparent 24rem),
    color-mix(in srgb, var(--paper-raised) 92%, transparent);
}

.investment-thesis span,
.reviewed-gap > span,
.infrastructure-opportunity > div:first-child > span,
.investment-conclusion > span {
  color: var(--violet);
}

.investment-thesis p {
  margin: 0;
  color: var(--muted-strong);
}

.market-table-shell {
  margin-top: 24px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--blue) 8%, transparent), transparent 24rem),
    var(--paper-raised);
  box-shadow: 0 18px 48px color-mix(in srgb, var(--blue) 7%, transparent);
  scrollbar-color: var(--blue) var(--paper-soft);
  scrollbar-width: thin;
}

.market-table-shell:focus-visible {
  outline: 3px solid var(--blue-soft);
  outline-offset: 3px;
}

.market-table {
  width: 100%;
  min-width: 850px;
  border-collapse: collapse;
  font-size: 0.76rem;
  line-height: 1.5;
}

.market-table caption {
  padding: 14px 18px 10px;
  color: var(--muted);
  text-align: left;
  caption-side: top;
  font-size: 0.62rem;
}

.market-table th,
.market-table td {
  padding: 17px 18px;
  border-top: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.market-table thead th {
  color: var(--muted-strong);
  background: var(--paper-soft);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.market-table thead th:first-child { width: 20%; }
.market-table thead th:nth-child(2) { width: 38%; }
.market-table thead th:nth-child(3) { width: 42%; }

.market-table tbody th {
  color: var(--ink-strong);
  font-size: 0.78rem;
}

.market-table tbody th::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin: 0 8px 1px 0;
  border-radius: 50%;
  background: var(--market-accent, var(--blue));
  box-shadow: 0 0 12px color-mix(in srgb, var(--market-accent, var(--blue)) 45%, transparent);
}

.market-table tbody tr:nth-child(1) { --market-accent: #25b9ef; }
.market-table tbody tr:nth-child(2) { --market-accent: #8d73ff; }
.market-table tbody tr:nth-child(3) { --market-accent: #ffb52e; }
.market-table tbody tr:nth-child(4) { --market-accent: #19c99a; }
.market-table tbody tr:nth-child(5) { --market-accent: #ff6fb5; }

.market-table tbody td {
  color: var(--muted-strong);
}

.market-table tbody td:last-child {
  background: color-mix(in srgb, var(--blue-soft) 58%, transparent);
}

.market-table a,
.infrastructure-opportunity a {
  color: var(--blue);
  text-decoration-color: color-mix(in srgb, var(--blue) 45%, transparent);
  text-underline-offset: 3px;
}

.market-table a:hover,
.market-table a:focus-visible,
.infrastructure-opportunity a:hover,
.infrastructure-opportunity a:focus-visible {
  color: var(--ink-strong);
  text-decoration-color: var(--blue);
}

.reviewed-gap {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 14px;
  padding: 20px 22px;
  border: 1px solid color-mix(in srgb, var(--amber) 30%, var(--line));
  border-radius: var(--radius-md);
  background:
    linear-gradient(115deg, color-mix(in srgb, #ffe06b 12%, var(--paper-raised)), color-mix(in srgb, #8d73ff 7%, var(--paper-raised)));
}

.reviewed-gap p {
  margin: 0;
  color: var(--muted-strong);
  font-size: 0.78rem;
}

.defensibility-plan {
  position: relative;
  margin-top: 24px;
  overflow: hidden;
  padding: 30px;
  border: 1px solid color-mix(in srgb, var(--blue) 28%, var(--line));
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 6% 0%, color-mix(in srgb, var(--blue) 10%, transparent), transparent 24rem),
    radial-gradient(circle at 94% 8%, color-mix(in srgb, var(--pink) 9%, transparent), transparent 23rem),
    var(--paper-raised);
  box-shadow: 0 24px 70px color-mix(in srgb, var(--blue) 9%, transparent);
}

.defensibility-plan::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, #20bde8, #11c99a 28%, #ffe06b 52%, #ff6fb5 75%, #8d73ff);
}

.defensibility-heading {
  display: grid;
  grid-template-columns: minmax(150px, 0.34fr) 1.66fr;
  gap: 24px;
  align-items: start;
}

.defensibility-heading > span,
.defensibility-strategy-card > span {
  color: var(--blue);
  font-size: 0.56rem;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.defensibility-heading h3 {
  margin: 0;
  color: var(--ink-strong);
  font-size: 1.32rem;
  line-height: 1.2;
  letter-spacing: -0.035em;
}

.defensibility-heading p {
  margin: 10px 0 0;
  color: var(--muted-strong);
  font-size: 0.78rem;
}

.defensibility-status-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 22px;
}

.defensibility-status-grid article {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: color-mix(in srgb, var(--paper-soft) 72%, transparent);
}

.defensibility-status {
  display: inline-flex;
  width: fit-content;
  min-height: 24px;
  align-items: center;
  padding: 5px 8px;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-size: 0.46rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.defensibility-status.is-proven { color: #087151; background: color-mix(in srgb, #39d9a5 13%, var(--paper-raised)); }
.defensibility-status.is-gap { color: #6145bd; background: color-mix(in srgb, #9b82ff 13%, var(--paper-raised)); }
.defensibility-status.is-open { color: #855600; background: color-mix(in srgb, #ffc44d 17%, var(--paper-raised)); }
.defensibility-status.is-required { color: #a32d69; background: color-mix(in srgb, #ff72b2 13%, var(--paper-raised)); }

[data-theme="dark"] .defensibility-status.is-proven { color: #68e0bb; }
[data-theme="dark"] .defensibility-status.is-gap { color: #b9a6ff; }
[data-theme="dark"] .defensibility-status.is-open { color: #ffd274; }
[data-theme="dark"] .defensibility-status.is-required { color: #ff9bc8; }

.defensibility-status-grid strong {
  display: block;
  margin-top: 14px;
  color: var(--ink-strong);
  font-size: 0.8rem;
  line-height: 1.3;
}

.defensibility-status-grid p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.66rem;
  line-height: 1.48;
}

.defensibility-strategy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 12px;
}

.defensibility-strategy-card {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--paper-raised) 88%, transparent);
}

.defensibility-strategy-card h4 {
  margin: 7px 0 18px;
  color: var(--ink-strong);
  font-size: 1rem;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.protection-strategy ol,
.capitalization-strategy ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.protection-strategy li {
  display: grid;
  grid-template-columns: 27px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.protection-strategy li > b {
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  color: var(--blue);
  border: 1px solid color-mix(in srgb, var(--blue) 35%, var(--line));
  border-radius: 9px;
  background: var(--blue-soft);
  font-size: 0.58rem;
}

.protection-strategy li p,
.capitalization-strategy li {
  margin: 0;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1.47;
}

.protection-strategy li strong,
.capitalization-strategy li strong {
  color: var(--ink-strong);
}

.capitalization-wedge {
  margin-bottom: 14px;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--violet) 30%, var(--line));
  border-radius: 14px;
  background:
    linear-gradient(125deg, color-mix(in srgb, #8d73ff 12%, var(--paper-soft)), color-mix(in srgb, #ff72b2 10%, var(--paper-soft)));
}

.capitalization-wedge small {
  display: block;
  color: var(--violet);
  font-size: 0.46rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.capitalization-wedge strong {
  display: block;
  margin-top: 7px;
  color: var(--ink-strong);
  font-size: 0.88rem;
}

.capitalization-wedge p {
  margin: 7px 0 0;
  color: var(--muted-strong);
  font-size: 0.68rem;
}

.capitalization-strategy li {
  padding-left: 12px;
  border-left: 2px solid color-mix(in srgb, var(--blue) 30%, var(--line));
}

.defensibility-source-note {
  margin: 16px 0 0;
  padding-top: 15px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 0.62rem;
  line-height: 1.5;
}

.defensibility-source-note strong {
  color: var(--ink-strong);
}

.defensibility-source-note a {
  color: var(--blue);
  text-underline-offset: 3px;
}

.investment-case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 24px;
}

.investment-case-grid article {
  --case-accent: #20bde8;
  --case-secondary: #8d73ff;
  position: relative;
  min-height: 230px;
  overflow: hidden;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.investment-case-grid article::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--case-accent), var(--case-secondary));
}

.investment-case-grid article:nth-child(2) { --case-accent: #8d73ff; --case-secondary: #ff6fb5; }
.investment-case-grid article:nth-child(3) { --case-accent: #ffb52e; --case-secondary: #ff72a9; }
.investment-case-grid article:nth-child(4) { --case-accent: #11c99a; --case-secondary: #20bde8; }

.investment-case-grid article > span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--case-accent);
  border: 1px solid color-mix(in srgb, var(--case-accent) 38%, var(--line));
  border-radius: 11px;
  background: color-mix(in srgb, var(--case-accent) 8%, var(--paper-soft));
  font-size: 0.62rem;
  font-weight: 900;
}

.investment-case-grid h3 {
  margin: 28px 0 9px;
  color: var(--ink-strong);
  font-size: 0.96rem;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

.investment-case-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.infrastructure-opportunity {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 24px;
  margin-top: 24px;
  padding: 30px;
  color: #dce8f5;
  border: 1px solid rgba(90, 178, 255, 0.22);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 92% 8%, rgba(104, 72, 200, 0.22), transparent 22rem),
    linear-gradient(145deg, #071523, #0c0f1d);
  box-shadow: var(--shadow-soft);
}

.infrastructure-opportunity h3 {
  color: #f7fbff;
}

.infrastructure-opportunity > div:first-child > p {
  margin: 13px 0 0;
  color: #adbed0;
  font-size: 0.78rem;
}

.infrastructure-layers {
  display: grid;
  gap: 7px;
}

.infrastructure-layers > span {
  display: grid;
  gap: 3px;
  padding: 13px 14px;
  border: 1px solid rgba(174, 205, 233, 0.13);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.035);
}

.infrastructure-layers small {
  color: #6fcaff;
  font-size: 0.48rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.infrastructure-layers strong {
  color: #eef7ff;
  font-size: 0.72rem;
}

.distribution-note {
  grid-column: 1 / -1;
  margin: 0;
  padding-top: 17px;
  color: #91a7bc;
  border-top: 1px solid rgba(174, 205, 233, 0.12);
  font-size: 0.7rem;
}

.investment-conclusion {
  display: grid;
  grid-template-columns: 180px 0.8fr 1.2fr;
  gap: 24px;
  align-items: center;
  margin-top: 18px;
  padding: 24px 26px;
  border: 1px solid color-mix(in srgb, var(--green) 35%, var(--line));
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--green) 7%, var(--paper-raised));
}

.investment-conclusion > span {
  color: #116b48;
}

[data-theme="dark"] .investment-conclusion > span {
  color: #74dfb5;
}

.investment-conclusion > strong {
  color: var(--ink-strong);
  font-size: 1.06rem;
  line-height: 1.3;
}

.investment-conclusion p {
  margin: 0;
  color: var(--muted-strong);
  font-size: 0.78rem;
}

@media (max-width: 920px) {
  .product-preview-heading,
  .investment-thesis,
  .infrastructure-opportunity {
    grid-template-columns: 1fr;
  }

  .product-preview-grid {
    grid-template-columns: 1fr;
  }

  .context-prompt-preview {
    grid-template-columns: 1fr auto;
    border-radius: 20px;
  }

  .context-prompt-preview > span,
  .context-prompt-preview > p {
    grid-column: 1 / -1;
  }

  .investment-case-grid {
    grid-template-columns: 1fr 1fr;
  }

  .defensibility-status-grid {
    grid-template-columns: 1fr 1fr;
  }

  .defensibility-strategy-grid {
    grid-template-columns: 1fr;
  }

  .investment-conclusion {
    grid-template-columns: 1fr 1fr;
  }

  .investment-conclusion p {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  .product-preview-stage,
  .investment-thesis,
  .infrastructure-opportunity,
  .defensibility-plan {
    padding: 20px;
  }

  .product-preview-heading {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .calendar-preview,
  .input-preview {
    padding: 16px;
    border-radius: 18px;
  }

  .calendar-preview-events > div {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .calendar-preview-events > div > b {
    grid-column: 2;
  }

  .calendar-preview-weather {
    grid-template-columns: auto auto;
  }

  .calendar-preview-weather p {
    grid-column: 1 / -1;
  }

  .context-prompt-preview {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .context-prompt-preview > div {
    flex-wrap: wrap;
  }

  .reviewed-gap,
  .defensibility-heading,
  .investment-conclusion {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .defensibility-status-grid {
    grid-template-columns: 1fr;
  }

  .defensibility-strategy-card {
    padding: 18px;
  }

  .investment-case-grid {
    grid-template-columns: 1fr;
  }

  .investment-case-grid article {
    min-height: 0;
  }

  .investment-conclusion p {
    grid-column: auto;
  }
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-raised);
}

.faq-list summary {
  position: relative;
  padding: 20px 52px 20px 22px;
  color: var(--ink-strong);
  cursor: pointer;
  list-style: none;
  font-weight: 820;
}

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

.faq-list summary::after {
  position: absolute;
  right: 20px;
  top: 50%;
  width: 26px;
  height: 26px;
  content: "+";
  color: var(--blue);
  border: 1px solid var(--line);
  border-radius: 50%;
  text-align: center;
  line-height: 24px;
  transform: translateY(-50%);
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list summary:focus-visible {
  outline: 3px solid var(--blue-soft);
  outline-offset: 2px;
}

.faq-list details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted-strong);
}

.final-cta {
  position: relative;
  display: grid;
  justify-items: start;
  overflow: hidden;
  padding: 82px 68px;
  background:
    radial-gradient(circle at 90% 10%, rgba(119, 89, 244, 0.26), transparent 24rem),
    radial-gradient(circle at 10% 100%, rgba(34, 145, 235, 0.22), transparent 24rem),
    linear-gradient(145deg, #0b1423, #101020);
}

html[data-theme="light"] .final-cta {
  background:
    radial-gradient(circle at 90% 10%, rgba(119, 89, 244, 0.16), transparent 24rem),
    radial-gradient(circle at 10% 100%, rgba(34, 145, 235, 0.16), transparent 24rem),
    linear-gradient(145deg, #e9f4fc, #f0eefc);
}

.final-cta-glow {
  position: absolute;
  right: -120px;
  bottom: -180px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(132, 110, 255, 0.23);
  border-radius: 50%;
}

.final-cta > * {
  position: relative;
  z-index: 2;
}

.final-cta h2 {
  max-width: 760px;
  color: #ffffff;
}

html[data-theme="light"] .final-cta h2 {
  color: var(--ink-strong);
}

.final-cta p:not(.section-kicker):not(.final-cta-note) {
  max-width: 760px;
  margin: 18px 0 0;
  color: #aabbd0;
}

html[data-theme="light"] .final-cta p:not(.section-kicker):not(.final-cta-note) {
  color: var(--muted-strong);
}

.button-large {
  min-height: 58px;
  margin-top: 30px;
  padding: 14px 24px;
  font-size: 0.92rem;
}

.final-cta-note {
  margin: 20px 0 0;
  color: #8295ab;
  font-size: 0.68rem;
  font-weight: 760;
}

html[data-theme="light"] .final-cta-note {
  color: var(--muted);
}

.document-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 26px 32px;
  border-top: 1px solid var(--line);
  background: var(--paper-raised);
}

.document-footer > div:first-child {
  display: grid;
  gap: 3px;
}

.document-footer strong {
  color: var(--ink-strong);
  font-size: 0.8rem;
}

.document-footer span {
  color: var(--muted);
  font-size: 0.7rem;
}

.footer-actions {
  display: flex;
  gap: 8px;
}

.footer-actions a {
  padding: 8px 11px;
  color: var(--muted-strong);
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.68rem;
  font-weight: 800;
}

.footer-actions a:hover,
.footer-actions a:focus-visible {
  color: var(--ink-strong);
  border-color: var(--blue);
  outline: none;
}

@media (max-width: 1180px) {
  .toolbar-links {
    display: none;
  }

  .document-toolbar-inner {
    grid-template-columns: 1fr auto;
  }

  .document-shell {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 22px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-copy {
    padding-right: 68px;
    padding-bottom: 36px;
  }

  .hero-system {
    margin: 0 auto 72px;
  }

  .difficulty-grid,
  .ai-roles-grid,
  .roadmap-row {
    grid-template-columns: repeat(3, 1fr);
  }

  .mediation-principles,
  .trust-grid,
  .architecture-principles {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 920px) {
  .document-shell {
    display: block;
    width: min(100% - 22px, 1030px);
    margin-top: 18px;
  }

  .document-rail {
    position: static;
    margin-bottom: 14px;
  }

  .rail-panel:first-child {
    display: none;
  }

  .rail-status {
    grid-template-columns: 10px 1fr;
    padding: 14px 16px;
  }

  .document-paper {
    border-radius: 26px;
  }

  .document-section,
  .final-cta {
    padding: 72px 42px;
  }

  .hero-copy {
    padding: 66px 42px 36px;
  }

  .section-heading,
  .section-heading-wide {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .spaces-map {
    grid-template-columns: 1fr 1fr;
  }

  .space-boundary-demo {
    grid-template-columns: 1fr;
  }

  .boundary-lines {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .boundary-lines span {
    height: 48px;
    width: 1px;
    justify-self: center;
    background: linear-gradient(180deg, transparent, var(--blue), transparent);
  }

  .boundary-lines span:nth-child(2) {
    background: linear-gradient(180deg, transparent, var(--violet), transparent);
  }

  .boundary-lines span:nth-child(3) {
    background: linear-gradient(180deg, transparent, var(--green), transparent);
  }

  .memory-layout,
  .ritual-stage,
  .ai-architecture {
    grid-template-columns: 1fr;
  }

  .memory-controls-card {
    position: static;
  }

  .ai-connector {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .ai-connector span {
    width: 1px;
    height: 30px;
    background: linear-gradient(180deg, transparent, var(--blue));
  }

  .ai-connector span:last-child {
    background: linear-gradient(180deg, var(--blue), transparent);
  }

  .goal-board {
    grid-template-columns: 1fr;
  }

  .goal-summary {
    grid-row: auto;
  }

  .security-note {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  html {
    scroll-padding-top: 82px;
  }

  .document-toolbar-inner {
    width: calc(100% - 18px);
    min-height: 64px;
    gap: 10px;
  }

  .document-mark {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
    border-radius: 11px;
  }

  .document-identity-copy span {
    display: none;
  }

  .document-actions {
    gap: 5px;
  }

  .document-action-primary {
    display: none;
  }

  .document-action-icon {
    width: 38px;
    min-height: 38px;
  }

  .theme-toggle {
    width: 102px;
    min-height: 38px;
  }

  .theme-toggle-track {
    min-height: 30px;
  }

  .document-shell {
    width: calc(100% - 12px);
    margin: 8px auto 24px;
  }

  .rail-status {
    margin: 0 3px 8px;
    border-radius: 14px;
  }

  .rail-status p {
    display: none;
  }

  .document-paper {
    border-radius: 22px;
  }

  .hero-copy,
  .document-section,
  .final-cta {
    padding: 56px 24px;
  }

  .hero-copy {
    padding-top: 64px;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 13vw, 4rem);
  }

  .hero-lead {
    font-size: 1rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-system {
    width: min(350px, 92%);
    margin-bottom: 56px;
  }

  .hero-system-node {
    width: 118px;
    min-height: 74px;
    padding: 9px;
  }

  .node-brief,
  .node-memory {
    left: calc(50% - 59px);
  }

  .hero-system-node strong {
    font-size: 0.63rem;
  }

  .hero-system-center {
    inset: 32%;
  }

  .section-heading h2,
  .final-cta h2 {
    font-size: clamp(2rem, 10vw, 3.1rem);
  }

  .overview-statement,
  .overview-grid,
  .spaces-map,
  .relationship-grid,
  .status-columns,
  .scenario-grid {
    grid-template-columns: 1fr;
  }

  .overview-statement {
    padding: 22px;
  }

  .overview-card {
    grid-template-columns: 42px 1fr;
    min-height: 220px;
    padding: 21px;
  }

  .overview-number {
    width: 38px;
    height: 38px;
    border-radius: 12px;
  }

  .core-difference {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .loop-step {
    grid-template-columns: 42px 1fr;
    padding: 18px;
  }

  .loop-step span {
    width: 38px;
    height: 38px;
  }

  .space-card {
    min-height: 205px;
  }

  .memory-layer {
    grid-template-columns: 40px 1fr;
  }

  .check-list,
  .record-example,
  .goal-metrics,
  .foundation-grid {
    grid-template-columns: 1fr;
  }

  .goal-title-row {
    display: grid;
  }

  .trajectory {
    justify-items: start;
  }

  .difficulty-grid,
  .ai-roles-grid,
  .mediation-principles,
  .trust-grid,
  .architecture-principles,
  .roadmap-row {
    grid-template-columns: 1fr 1fr;
  }

  .difficulty-grid article,
  .roadmap-row article {
    min-height: 150px;
  }

  .ritual-phone {
    border-radius: 30px;
  }

  .relationship-card-wide {
    grid-column: auto;
  }

  .scenario-card-wide {
    grid-column: auto;
  }

  .team-flow span[aria-hidden="true"] {
    display: none;
  }

  .architecture-layer {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .architecture-layer > span {
    grid-row: auto;
  }

  .document-footer {
    display: grid;
    padding: 22px 24px;
  }

  .footer-actions {
    justify-content: start;
  }
}

@media (max-width: 430px) {
  .document-identity-copy strong {
    font-size: 0.84rem;
  }

  .theme-toggle {
    width: 92px;
  }

  .theme-option {
    font-size: 0.58rem;
  }

  .hero-system {
    width: 310px;
  }

  .hero-system-node {
    width: 104px;
    min-height: 68px;
  }

  .node-brief,
  .node-memory {
    left: calc(50% - 52px);
  }

  .hero-system-center {
    inset: 31%;
    padding: 10px;
  }

  .hero-system-center strong {
    font-size: 0.68rem;
  }

  .difficulty-grid,
  .ai-roles-grid,
  .mediation-principles,
  .trust-grid,
  .architecture-principles,
  .roadmap-row {
    grid-template-columns: 1fr;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (forced-colors: active) {
  .document-mark,
  .button-primary,
  .hero-system-center,
  .loop-step span,
  .difficulty-active > span,
  .person-avatar {
    border: 1px solid ButtonText;
    background: Canvas;
    color: CanvasText;
  }

  .document-toc a.is-current {
    border-left-color: Highlight;
  }
}

@media print {
  :root,
  html[data-theme="dark"],
  html[data-theme="light"] {
    color-scheme: light;
    --page-bg: #ffffff;
    --page-bg-soft: #ffffff;
    --paper: #ffffff;
    --paper-raised: #ffffff;
    --paper-soft: #f4f6f8;
    --paper-muted: #eef2f5;
    --ink: #1e2c3a;
    --ink-strong: #0a1420;
    --muted: #5c6b79;
    --muted-strong: #405160;
    --line: #d7dfe6;
    --line-strong: #bdc9d3;
    --blue: #005d9f;
    --blue-strong: #005d9f;
    --violet: #5d46a5;
    --pink: #994470;
    --amber: #8b5707;
    --green: #176d4d;
    --glow: none;
    --shadow-soft: none;
  }

  body {
    background: #ffffff;
    font-size: 11pt;
  }

  .document-toolbar,
  .document-rail,
  .reading-progress,
  .hero-actions,
  .final-cta .button,
  .footer-actions {
    display: none !important;
  }

  .document-shell {
    display: block;
    width: 100%;
    margin: 0;
  }

  .document-paper {
    border: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .hero,
  .document-section,
  .final-cta {
    break-inside: avoid;
    padding: 28pt 24pt;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid,
  .hero-orbit,
  .final-cta-glow {
    display: none;
  }

  .hero h1 {
    font-size: 34pt;
  }

  .hero-system {
    max-width: 320pt;
  }

  .final-cta,
  html[data-theme="light"] .final-cta {
    background: #f2f5f8;
  }

  .final-cta h2,
  html[data-theme="light"] .final-cta h2 {
    color: #0a1420;
  }
}