:root {
  --color-maroon: #40141c;
  --color-maroon-dark: #2b0d12;
  --color-cream: #f5eee6;
  --color-gold: #d8a657;
  --color-charcoal: #0f0f11;
  --color-muted: #b8a9a4;
  --color-green: rgba(121, 192, 169, 0.8);
  --font-heading: "Jost", "Avenir Next", sans-serif;
  --font-body: "Inter", "SF Pro Text", sans-serif;
  --font-accent: "Lora", serif;
  --max-width: 1160px;
  --transition: 200ms ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-body);
  background: #080808;
  color: var(--color-muted);
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2 {
  color: var(--color-cream);
}

h3 {
  color: var(--color-gold);
}


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

a {
  color: inherit;
}

a:not(.button) {
  color: var(--color-gold);
  text-decoration: none;
}

a:not(.button):hover,
a:not(.button):focus {
  text-decoration: underline;
}

section {
  position: relative;
}

.section {
  padding: 6rem 1.5rem;
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section__title {
  font-family: var(--font-heading);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 3rem;
  color: var(--color-gold);
  text-align: center;
}

.section__subtitle {
  text-align: center;
  margin-top: -2rem;
  margin-bottom: 3rem;
  color: var(--color-muted);
}

.section__closer {
  text-align: center;
  color: var(--color-muted);
  margin-top: 3rem;
  font-size: 1.2rem;
}

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-rows: 1fr auto;
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at top, rgba(216, 166, 87, 0.15), transparent 55%),
    linear-gradient(180deg, rgba(12, 9, 9, 0.9), rgba(12, 8, 8, 0.95));
}

.hero__background,
.hero__ticker {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__background canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.hero__content {
  max-width: 720px;
  margin: auto;
  padding: 6rem 1.5rem 4rem;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero__wordplay {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.wordplay-toggle {
  background: rgba(64, 20, 28, 0.65);
  border: 1px solid rgba(216, 166, 87, 0.4);
  border-radius: 999px;
  padding: 1rem 2.5rem;
  font-family: var(--font-heading);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-cream);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.wordplay-toggle:hover,
.wordplay-toggle:focus {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.wordplay-toggle--active {
  background: rgba(216, 166, 87, 0.2);
  border-color: rgba(216, 166, 87, 0.65);
}

.wordplay__state {
  display: block;
}

.wordplay__separator {
  display: block;
  font-size: 1.4rem;
  margin: 0.4rem 0;
}

.wordplay__caption {
  font-family: var(--font-accent);
  color: var(--color-muted);
}

.hero__headline {
  margin-bottom: 2rem;
}

.hero__animated-text {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.hero__rotating {
  color: var(--color-cream);
}

.hero__rotating,
.hero__rotating-sub {
  opacity: 1;
  transition: opacity 200ms ease;
}

.hero__rotating-sub {
  text-transform: none;
  letter-spacing: 0;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--color-muted);
}

.fade-out {
  opacity: 0;
  transition: opacity 200ms ease;
}

.hero__subhead {
  font-size: 1.05rem;
  color: var(--color-muted)
/*  color: rgba(245, 238, 230, 0.88);*/
}

.hero__cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-heading);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.button--primary {
  background: var(--color-gold);
  color: var(--color-charcoal);
}

.button--primary:hover,
.button--primary:focus {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(216, 166, 87, 0.4);
}

.button--ghost {
  background: transparent;
  border-color: rgba(216, 166, 87, 0.6);
  color: var(--color-muted);
}

.button--ghost:hover,
.button--ghost:focus {
  background: rgba(216, 166, 87, 0.1);
  color: var(--color-cream);
}

.button--large {
  padding: 1rem 2.75rem;
  font-size: 1rem;
}

.hero__ticker {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3rem;
  font-family: var(--font-heading);
  letter-spacing: 0.2em;
  font-size: 0.9rem;
  text-transform: uppercase;
  opacity: 0.25;
  padding-bottom: 1.5rem;
  animation: tickerPulse 5s linear infinite;
}

@keyframes tickerPulse {
  0%,
  100% {
    opacity: 0.25;
  }
  50% {
    opacity: 0.55;
  }
}

.section--hook {
  background: linear-gradient(180deg, rgba(64, 20, 28, 0.9), rgba(15, 15, 17, 0.98));
  overflow: hidden;
}

.section--hook .section__inner {
  position: relative;
  z-index: 2;
}

.map-visual {
  position: absolute;
  inset: 0;
  opacity: 0.35;
}

#hook-map {
  width: 100%;
  height: 100%;
}

.section__eyebrow {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: 1.5rem;
}

.section__copy {
  font-size: 1.1rem;
  max-width: 720px;
}

.section__copy p {
  margin-bottom: 1.5rem;
}

.section__question {
  font-family: var(--font-accent);
  color: var(--color-cream);
  font-size: 1.2rem;
}

.section__tagline {
  font-family: var(--font-heading);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-top: 3rem;
}

.section--paradox {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  align-items: stretch;
  background: #0c0909;
  padding-bottom: 4rem;
}

.paradox__column {
  background: rgba(64, 20, 28, 0.45);
  border-radius: 24px;
  padding: 2rem;
  border: 1px solid rgba(216, 166, 87, 0.25);
  min-height: 360px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
}

.paradox__column--left {
  background: rgba(64, 20, 28, 0.35);
}

.paradox__column--right {
  background: rgba(64, 20, 28, 0.55);
}

.paradox__word {
  font-family: var(--font-heading);
  letter-spacing: 0.5em;
  text-transform: uppercase;
  font-size: 1.2rem;
}

.paradox__copy p {
  margin: 0;
  color: var(--color-muted);
}

.paradox__center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.paradox__center blockquote {
  font-family: var(--font-accent);
  font-size: 1.2rem;
  max-width: 460px;
  text-align: center;
  margin: 0;
}

.section--how {
  background: linear-gradient(180deg, rgba(15, 15, 17, 1), rgba(43, 13, 18, 0.9));
}

.panels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.panel {
  background: rgba(12, 12, 14, 0.75);
  border-radius: 20px;
  padding: 2rem;
  border: 1px solid rgba(216, 166, 87, 0.2);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.panel__visual {
  width: 100%;
  height: 160px;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

.panel__visual--map::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(121, 192, 169, 0.3), transparent),
    radial-gradient(circle at 60% 70%, rgba(121, 192, 169, 0.45), transparent 55%),
    linear-gradient(160deg, rgba(64, 20, 28, 0.6), rgba(15, 15, 17, 0.8));
  animation: pulse 5s ease-in-out infinite;
}

.panel__visual--timeline::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(216, 166, 87, 0.1), rgba(216, 166, 87, 0.7));
  mask: linear-gradient(90deg, transparent, black 20%, black 80%, transparent);
  animation: slide 4s ease-in-out infinite;
}

.panel__visual--people::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 40%, rgba(216, 166, 87, 0.6), transparent 45%),
    radial-gradient(circle at 70% 60%, rgba(121, 192, 169, 0.6), transparent 45%),
    linear-gradient(180deg, rgba(64, 20, 28, 0.6), rgba(15, 15, 17, 0.85));
  animation: float 6s ease-in-out infinite;
}

.panel--magic {
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap: 2rem;
  align-items: center;
}

.panel__visual--phone::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12, 12, 14, 0.4), rgba(12, 12, 14, 0.9));
}

.panel__visual--phone::after {
  content: "";
  position: absolute;
  top: 10%;
  left: 15%;
  width: 70%;
  height: 80%;
  border-radius: 24px;
  border: 2px solid rgba(216, 166, 87, 0.35);
  background: radial-gradient(circle at 40% 35%, rgba(121, 192, 169, 0.25), transparent 60%),
    linear-gradient(180deg, rgba(216, 166, 87, 0.08), transparent 60%);
}

.panel h3 {
  font-family: var(--font-heading);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.95rem;
}

.panel__lede {
  font-weight: 600;
  color: var(--color-gold);
  margin-bottom: 0.25rem;
}

.panel__footnote {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.section--playground {
  background: #110e0f;
  padding-bottom: 6rem;
}

.playground__intro {
  text-align: center;
}

.playground__controls {
  display: grid;
  gap: 1.5rem;
  margin: 3rem auto;
  max-width: 640px;
}

.playground__controls label {
  display: grid;
  gap: 0.5rem;
  font-weight: 500;
}

.playground__controls input[type="range"] {
  width: 100%;
  accent-color: var(--color-gold);
}

.playground__result {
  display: flex;
  justify-content: center;
}

.playground__card {
  background: rgba(64, 20, 28, 0.35);
  padding: 2rem 2.5rem;
  border-radius: 24px;
  border: 1px solid rgba(216, 166, 87, 0.25);
  max-width: 520px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.playground__card.pulse {
  transform: scale(1.02);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.playground__card h3 {
  font-family: var(--font-heading);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.playground__card p {
  color: var(--color-muted);
}

.playground__summary {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0.75rem;
  text-align: left;
}

.playground__summary li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid rgba(216, 166, 87, 0.2);
  padding-bottom: 0.75rem;
}

.section--use-cases {
  background: linear-gradient(180deg, rgba(43, 13, 18, 0.92), rgba(12, 12, 14, 0.95));
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.card {
  background: rgba(8, 8, 8, 0.7);
  border-radius: 24px;
  border: 1px solid rgba(216, 166, 87, 0.25);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.35);
}

.card__visual {
  font-family: var(--font-accent);
  font-size: 1.05rem;
  color: var(--color-gold);
}

.card__details {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.5rem;
}

.card__details strong {
  color: var(--color-cream);
}

.card__tag {
  font-family: var(--font-accent);
  color: var(--color-muted);
}

.section--privacy {
  background: linear-gradient(180deg, rgba(12, 9, 9, 0.96), rgba(43, 13, 18, 0.92));
  overflow: hidden;
  position: relative;
}

.section--privacy::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(216, 166, 87, 0.18), transparent 60%),
    radial-gradient(circle at 82% 88%, rgba(121, 192, 169, 0.16), transparent 65%);
  pointer-events: none;
  opacity: 0.9;
  z-index: 0;
}

.privacy__background {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  pointer-events: none;
  z-index: 1;
}

#privacy-canvas {
  width: 100%;
  height: 100%;
}

.section--privacy .section__inner {
  position: relative;
  z-index: 2;
}

.privacy__columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
}

.privacy__copy {
  font-size: 1.05rem;
}

.privacy__lede {
  font-family: var(--font-accent);
/*  color: rgba(245, 238, 230, 0.85); */
}

.privacy__toggle {
  background: rgba(8, 8, 8, 0.6);
  border-radius: 24px;
  border: 1px solid rgba(216, 166, 87, 0.25);
  padding: 2rem;
  backdrop-filter: blur(18px);
}

.privacy__switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  background: rgba(64, 20, 28, 0.4);
  border-radius: 999px;
  padding: 0.35rem;
  gap: 0.35rem;
  margin-bottom: 2rem;
}

.toggle-button {
  border: none;
  border-radius: 999px;
  padding: 0.75rem 1rem;
  font-family: var(--font-heading);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: transparent;
  color: var(--color-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.toggle-button[aria-pressed="true"] {
  background: var(--color-gold);
  color: var(--color-charcoal);
}

.privacy__diagram {
  position: relative;
  min-height: 260px;
}

.diagram {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  gap: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms ease;
}

.diagram--active {
  opacity: 1;
  pointer-events: auto;
}

.diagram__node {
  padding: 1rem 1.5rem;
  border-radius: 999px;
  border: 1px solid rgba(216, 166, 87, 0.3);
  background: rgba(12, 12, 14, 0.75);
  font-family: var(--font-heading);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.diagram__node--server {
  background: rgba(255, 90, 95, 0.15);
  border-color: rgba(255, 90, 95, 0.35);
}

.diagram__node--message {
  background: rgba(121, 192, 169, 0.15);
  border-color: rgba(121, 192, 169, 0.45);
}

.diagram__caption {
  font-size: 0.95rem;
  text-align: center;
  color: var(--color-muted);
}

.section--philosophy {
  background: linear-gradient(180deg, rgba(15, 15, 17, 0.95), rgba(8, 8, 8, 0.92));
  overflow: hidden;
}

.philosophy__visual {
  position: absolute;
  inset: 0;
  opacity: 0.35;
}

#philosophy-canvas {
  width: 100%;
  height: 100%;
}

.philosophy__copy {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.05rem;
}

.philosophy__copy p {
  margin-bottom: 1.5rem;
}

.section--contrast {
  background: #0c0909;
}

.contrast__columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.contrast__column {
  background: rgba(12, 12, 14, 0.75);
  border-radius: 24px;
  border: 1px solid rgba(216, 166, 87, 0.25);
  padding: 2rem;
}

.contrast__column ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.contrast__column--old li::before {
  content: "❌";
  margin-right: 0.75rem;
  color: #ff6b6b;
}

.contrast__column--new li::before {
  content: "✅";
  margin-right: 0.75rem;
  color: #65d6a4;
}

.section--details {
  background: linear-gradient(180deg, rgba(8, 8, 8, 0.95), rgba(64, 20, 28, 0.9));
}

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.pillar {
  background: rgba(12, 12, 14, 0.75);
  border-radius: 20px;
  border: 1px solid rgba(216, 166, 87, 0.2);
  padding: 2rem;
  text-align: leading;
  font-size: 1.05rem;
}

.section--invitation {
  background: radial-gradient(circle at center, rgba(216, 166, 87, 0.15), transparent 60%),
    linear-gradient(180deg, rgba(15, 15, 17, 0.95), rgba(12, 12, 14, 0.98));
  text-align: center;
}

.invitation__inner {
  max-width: 640px;
  margin: 0 auto;
}

.invitation__lede {
  font-family: var(--font-accent);
/*  color: rgba(245, 238, 230, 0.85); */
  font-size: 1.1rem;
}

.invitation__actions {
  display: grid;
  gap: 2rem;
  justify-items: center;
  margin-top: 3rem;
}

.invitation__links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.section--urls {
  background: #080808;
}

.urls__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.url-card {
  background: rgba(12, 12, 14, 0.7);
  border-radius: 18px;
  border: 1px solid rgba(216, 166, 87, 0.2);
  padding: 1.75rem;
  display: grid;
  gap: 1rem;
  transition: transform var(--transition), box-shadow var(--transition), border var(--transition);
}

.url-card:hover,
.url-card:focus {
  transform: translateY(-3px);
  border-color: rgba(216, 166, 87, 0.45);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.28);
}

.section--ab {
  background: linear-gradient(180deg, rgba(64, 20, 28, 0.85), rgba(8, 8, 8, 0.95));
}

.ab__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  align-items: stretch;
}

.ab__card {
  background: rgba(8, 8, 8, 0.65);
  border-radius: 20px;
  border: 1px solid rgba(216, 166, 87, 0.25);
  padding: 2rem;
}

.ab__note {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-muted);
  font-family: var(--font-accent);
}

.section--launch {
  background: radial-gradient(circle at top, rgba(216, 166, 87, 0.2), transparent 60%),
    linear-gradient(180deg, rgba(12, 12, 14, 0.92), rgba(8, 8, 8, 0.95));
  display: flex;
  justify-content: center;
  align-items: center;
}

.launch__card {
  background: rgba(8, 8, 8, 0.7);
  border-radius: 24px;
  border: 1px solid rgba(216, 166, 87, 0.25);
  padding: 3rem;
  text-align: center;
  max-width: 460px;
}

.launch__card h2 {
  font-family: var(--font-heading);
  letter-spacing: 0.5em;
  text-transform: uppercase;
}

.launch__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2.5rem;
}

.footer {
  background: #050505;
  padding: 3rem 1.5rem;
  display: grid;
  gap: 2rem;
  justify-items: center;
  text-align: center;
}

.footer__options {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer__option {
  background: rgba(64, 20, 28, 0.4);
  border: 1px solid rgba(216, 166, 87, 0.25);
  border-radius: 16px;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cream);
  cursor: pointer;
  transition: transform var(--transition), border var(--transition);
}

.footer__option:hover,
.footer__option:focus {
  transform: translateY(-2px);
  border-color: rgba(216, 166, 87, 0.5);
}

.footer__option--active {
  background: rgba(216, 166, 87, 0.3);
  color: var(--color-charcoal);
}

.footer__tagline {
  font-family: var(--font-accent);
  color: var(--color-muted);
  max-width: 420px;
}

.footer__meta {
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.footer__meta nav {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.75;
  }
  50% {
    transform: scale(1.05);
    opacity: 1;
  }
}

@keyframes slide {
  0%,
  100% {
    transform: translateX(-10%);
  }
  50% {
    transform: translateX(10%);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

@media (max-width: 768px) {
  .hero__content {
    padding-top: 5rem;
  }

  .panel--magic {
    grid-template-columns: 1fr;
  }

  .launch__actions {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

.section--intro {
  background: linear-gradient(180deg, rgba(64, 20, 28, 0.75), rgba(12, 9, 9, 0.95));
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.section--worldlines {
  background: linear-gradient(180deg, rgba(43, 13, 18, 0.92), rgba(15, 15, 17, 0.98));
  position: relative;
  overflow: hidden;
}

.section--worldlines::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 10%, rgba(216, 166, 87, 0.15), transparent 55%),
    radial-gradient(circle at 82% 85%, rgba(121, 192, 169, 0.12), transparent 60%);
  pointer-events: none;
  opacity: 0.85;
  z-index: 0;
}

.section--worldlines::after {
  content: "";
  position: absolute;
  inset: -15% -10%;
  background:
    radial-gradient(ellipse 120% 90% at 12% 28%, transparent 66%, rgba(121, 192, 169, 0.22) 70%, transparent 74%),
    radial-gradient(ellipse 140% 110% at 88% 72%, transparent 65%, rgba(216, 166, 87, 0.2) 69%, transparent 74%),
    radial-gradient(ellipse 130% 120% at 50% 110%, transparent 68%, rgba(121, 192, 169, 0.18) 72%, transparent 77%);
  transform: rotate(3deg);
  opacity: 0.6;
  pointer-events: none;
  z-index: 0;
}

.section--worldlines .section__inner {
  position: relative;
  z-index: 1;
}

.section--geometries {
  background: radial-gradient(circle at top, rgba(121, 192, 169, 0.15), transparent 55%);
}

.section--poetry {
  background: linear-gradient(180deg, rgba(8, 8, 8, 0.96), rgba(64, 20, 28, 0.75));
  position: relative;
  overflow: hidden;
}

.section--poetry::before,
.section--poetry::after {
  content: "";
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

.section--poetry::before {
  top: -18%;
  left: -12%;
  width: 420px;
  height: 420px;
  background: linear-gradient(135deg, rgba(121, 192, 169, 0.28), rgba(121, 192, 169, 0.05));
  clip-path: polygon(18% 4%, 92% 0%, 84% 82%, 0% 70%);
  opacity: 0.45;
  filter: drop-shadow(0 30px 60px rgba(12, 9, 9, 0.45));
}

.section--poetry::after {
  bottom: -22%;
  right: -8%;
  width: 520px;
  height: 360px;
  background:
    linear-gradient(120deg, rgba(216, 166, 87, 0.24), rgba(216, 166, 87, 0.06)),
    radial-gradient(circle at 25% 35%, rgba(121, 192, 169, 0.18), transparent 60%);
  clip-path: polygon(20% 0%, 100% 26%, 82% 100%, 0% 78%);
  opacity: 0.5;
  transform: rotate(-6deg);
  filter: drop-shadow(0 25px 55px rgba(12, 9, 9, 0.5));
}

.section--poetry .section__inner {
  position: relative;
  z-index: 1;
}

#poetry-transition {
  --poetry-font: "Literata", serif;
  --poetry-weight: 500;
  --poetry-size: 18px;
  --poetry-lh: 1.25;
  --poetry-tracking: 0.01em;
  font-family: var(--poetry-font);
}

#poetry-transition .poetry__measurer,
#poetry-transition .poetry__layer,
#poetry-transition .poetry__layer .poetry-letter,
#poetry-transition .poetry__fallback p {
  font-family: var(--poetry-font);
  font-weight: var(--poetry-weight);
  font-size: var(--poetry-size);
  line-height: var(--poetry-lh);
  letter-spacing: var(--poetry-tracking);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

#poetry-transition .poetry__layer .poetry-letter {
  display: inline-block;
  white-space: pre;
}

.poetry {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  font-family: var(--font-accent);
/*  color: rgba(245, 238, 230, 0.92); */
  text-align: left;
}

.poetry__fallback {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.poetry__fallback p {
  margin: 0;
}

.poetry__layer {
  position: relative;
  width: 100%;
  min-height: var(--poetry-height, 18rem);
}

.poetry-letter {
  position: absolute;
  left: 0;
  top: 0;
  font-family: inherit;
  font-weight: inherit;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(0, 0, 0);
  will-change: transform, opacity;
  transition:
    transform var(--duration, 6200ms) cubic-bezier(0.52, 0.02, 0.28, 1),
    opacity var(--fade-duration, 1800ms) ease-in-out;
}

.poetry-letter[data-state="active"] {
  opacity: 1;
}

.poetry-letter.no-transition {
  transition: none !important;
}

.poetry__measurer {
  position: absolute;
  top: 0;
  left: 0;
  visibility: hidden;
  pointer-events: none;
  overflow: hidden;
  white-space: pre-wrap;
}

.poetry__measurer p {
  margin: 0 0 1.25rem 0;
}

.poetry strong {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.85rem;
  color: var(--color-gold);
}

.geometries {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  margin-top: 3rem;
}

.geometry-card {
  background: rgba(15, 15, 17, 0.72);
  border-radius: 28px;
  border: 1px solid rgba(216, 166, 87, 0.15);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: relative;
  overflow: hidden;
}

.geometry-card h3 {
  font-family: var(--font-heading);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-size: 0.95rem;
}

.geometry-card__canvas {
  position: relative;
  aspect-ratio: 21 / 13;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(64, 20, 28, 0.45);
  border: 1px solid rgba(216, 166, 87, 0.18);
}

.geometry-card__canvas canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.geometry-card__quotes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-family: var(--font-serif);
  font-style: italic;
}

.geometry-card__quotes p {
  margin: 0;
}

.geometry-link {
  margin-top: 3rem;
  text-align: center;
}

.section--collisions {
  background: linear-gradient(180deg, rgba(12, 9, 9, 0.95), rgba(15, 15, 17, 0.98));
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.collisions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.collision-card {
  background: rgba(11, 9, 11, 0.85);
  border-radius: 28px;
  border: 1px solid rgba(121, 192, 169, 0.2);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.collision-card h3 {
  font-family: var(--font-heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-green);
  font-size: 0.95rem;
}

.collision-card__canvas {
  position: relative;
  aspect-ratio: 26 / 14;
  border-radius: 24px;
  overflow: hidden;
  background: rgba(17, 26, 24, 0.55);
  border: 1px solid rgba(121, 192, 169, 0.25);
}

.collision-card__canvas canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.section--story {
  background: radial-gradient(circle at center, rgba(216, 166, 87, 0.18), rgba(12, 9, 9, 0.95));
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.story__quote {
  max-width: 760px;
  margin: 0 auto;
  font-family: var(--font-accent);
  font-size: 1.2rem;
  text-align: leading;
}

.story__quote strong {
  font-family: var(--font-heading);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.worldline-explanation {
  max-width: 760px;
  margin: 0 auto;
  font-family: var(--font-accent);
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(245, 238, 230, 0.92);
}

.worldline-explanation p {
  margin-bottom: 1.25rem;
}

.worldline-explanation p:last-child {
  margin-bottom: 0;
}

.link {
  display: inline-block;
  margin-top: 1.5rem;
  font-weight: 500;
}

.privacy__note {
  margin-top: 1.5rem;
  font-family: var(--font-accent);
  color: var(--color-muted);
}

/* Philosophy page */
body.philosophy-page {
  background: #050505;
}

.philosophy-hero {
  padding: 6rem 1.5rem 4rem;
  background: linear-gradient(180deg, rgba(64, 20, 28, 0.85), rgba(12, 9, 9, 0.92));
}

.philosophy-hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.philosophy-hero__back {
  align-self: flex-start;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.philosophy-hero__eyebrow {
  font-family: var(--font-heading);
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-size: 0.85rem;
}

.philosophy-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin: 0;
}

.philosophy-hero__tag {
  color: var(--color-gold);
}

.philosophy-hero__lede {
  font-size: 1.1rem;
  max-width: 720px;
}

.philosophy-main {
  padding: 4rem 1.5rem 5rem;
}

.philosophy-article {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.philosophy-article h2 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-gold);
  font-size: 1.2rem;
}

.philosophy-article h3 {
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-green);
  font-size: 0.95rem;
  margin-top: 1.5rem;
}

.philosophy-bullets {
  list-style: none;
  padding-left: 0;
}

.philosophy-bullets li {
  margin-bottom: 0.75rem;
}

.philosophy-article ul,
.philosophy-article ol {
  padding-left: 1.5rem;
}

.philosophy-article li {
  margin-bottom: 0.5rem;
}

.philosophy-code {
  background: rgba(15, 15, 17, 0.85);
  border-radius: 16px;
  padding: 1.5rem;
  overflow-x: auto;
  font-size: 0.95rem;
  border: 1px solid rgba(216, 166, 87, 0.18);
}

.philosophy-equation {
  font-family: var(--font-accent);
  font-size: 1.1rem;
  margin: 0.75rem 0;
}

.philosophy-table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(15, 15, 17, 0.75);
  border-radius: 18px;
  overflow: hidden;
}

.philosophy-table th,
.philosophy-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(216, 166, 87, 0.15);
  text-align: left;
}

.philosophy-table thead {
  background: rgba(216, 166, 87, 0.12);
  font-family: var(--font-heading);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.philosophy-footer {
  padding: 3rem 1.5rem;
  background: rgba(12, 9, 9, 0.95);
  border-top: 1px solid rgba(216, 166, 87, 0.15);
}

.philosophy-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

@media (max-width: 768px) {
  .geometry-card,
  .collision-card {
    padding: 1.5rem;
  }

  .philosophy-hero {
    padding-top: 5rem;
  }
}

@media (max-width: 640px) {
  /* Reduce poetry font size on mobile phones */
  #poetry-transition {
    --poetry-size: 13.5px;
  }
}