/* =========================================================
   SCRIPTNIGHT // NOVA V2
   Public portfolio layout, system cards, and responsive UI
   ========================================================= */

:root {
  color-scheme: dark;
  --bg: #000302;
  --bg-deep: #000100;
  --surface: rgba(3, 17, 13, 0.84);
  --surface-strong: rgba(4, 25, 19, 0.94);
  --surface-soft: rgba(7, 31, 24, 0.58);
  --green: #00ff9d;
  --green-soft: rgba(0, 255, 157, 0.7);
  --green-dim: rgba(0, 255, 157, 0.34);
  --green-faint: rgba(0, 255, 157, 0.1);
  --cyan: #00fff9;
  --cyan-soft: rgba(0, 255, 249, 0.62);
  --cyan-faint: rgba(0, 255, 249, 0.1);
  --pink: #ff2e9e;
  --pink-soft: rgba(255, 46, 158, 0.62);
  --pink-faint: rgba(255, 46, 158, 0.1);
  --text: #dcfff4;
  --muted: rgba(220, 255, 244, 0.65);
  --faint: rgba(220, 255, 244, 0.4);
  --border: rgba(0, 255, 157, 0.16);
  --border-strong: rgba(0, 255, 157, 0.32);
  --header-height: 76px;
  --content-width: 1200px;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --font-display: "Orbitron", system-ui, sans-serif;
  --font-mono: "Roboto Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.42);
}

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

html {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + env(safe-area-inset-top) + 28px);
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 76% 11%, rgba(0, 255, 157, 0.055), transparent 28rem),
    radial-gradient(circle at 12% 44%, rgba(0, 255, 249, 0.035), transparent 24rem),
    var(--bg);
  font-family: var(--font-mono);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.is-intro,
body.nova-dormant,
body.nova-waking,
body.channel-open {
  overflow: hidden;
}

button,
a,
textarea,
input {
  font: inherit;
}

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

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

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

h1,
h2,
h3,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

ul {
  margin: 0;
  padding: 0;
}

::selection {
  color: #00100b;
  background: var(--green);
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 12000;
  padding: 10px 14px;
  color: #00100b;
  background: var(--green);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.site-frame {
  width: 100%;
  max-width: 100%;
  min-height: 100vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity 720ms ease;
}

main,
.section,
.phrase-rail {
  width: 100%;
  max-width: 100%;
}

body.nova-awake .site-frame {
  opacity: 1;
  visibility: visible;
}

.crt-noise,
.ambient-grid {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
}

.crt-noise {
  opacity: 0.105;
  background-image:
    repeating-linear-gradient(to bottom, transparent 0, transparent 2px, rgba(0, 255, 157, 0.05) 3px),
    radial-gradient(circle at 50% 50%, transparent 45%, rgba(0, 0, 0, 0.38));
  mix-blend-mode: screen;
}

body.effects-no-crt .crt-noise,
body.effects-no-crt .card-scan,
body.effects-no-card-sweep .card-scan {
  display: none;
}

body.effects-no-crt .crt-card::after,
body.effects-no-card-sweep .crt-card::after {
  content: none;
}

.ambient-grid {
  z-index: -1;
  opacity: 0.17;
  background-image:
    linear-gradient(rgba(0, 255, 157, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 157, 0.04) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

/* Header */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 90;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) auto minmax(190px, 1fr);
  align-items: center;
  min-height: calc(var(--header-height) + env(safe-area-inset-top));
  padding: 0 max(24px, calc((100vw - var(--content-width)) / 2));
  padding-top: env(safe-area-inset-top);
  border-bottom: 1px solid rgba(0, 255, 157, 0.1);
  background: rgba(0, 5, 4, 0.76);
  backdrop-filter: blur(18px) saturate(125%);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  transition: min-height 220ms ease, background 220ms ease, border-color 220ms ease;
}

.site-header.is-scrolled {
  min-height: calc(64px + env(safe-area-inset-top));
  background: rgba(0, 5, 4, 0.94);
  border-color: rgba(0, 255, 157, 0.18);
}

.site-brand {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.brand-mark {
  position: relative;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(0, 255, 157, 0.65);
  border-radius: 50%;
  box-shadow: 0 0 16px rgba(0, 255, 157, 0.14);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.brand-mark::before {
  inset: 5px;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
}

.brand-mark::after {
  inset: -4px;
  border: 1px solid rgba(0, 255, 157, 0.12);
}

.site-brand > span:last-child {
  display: grid;
  line-height: 1.05;
}

.site-brand strong,
.footer-brand {
  color: var(--text);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
}

.site-brand small {
  margin-top: 5px;
  color: var(--green-soft);
  font-size: 0.5rem;
  letter-spacing: 0.16em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.15vw, 31px);
}

.site-nav a {
  position: relative;
  padding: 28px 0 25px;
  color: var(--faint);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  white-space: nowrap;
  transition: color 180ms ease;
}

.site-header.is-scrolled .site-nav a {
  padding-block: 22px 19px;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a[aria-current="true"] {
  color: var(--green);
}

.site-nav a[aria-current="true"]::after {
  transform: scaleX(1);
}

.header-channel {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  padding: 7px 11px;
  border: 1px solid rgba(0, 255, 157, 0.16);
  border-radius: 999px;
  background: rgba(0, 255, 157, 0.035);
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.header-channel:hover {
  border-color: rgba(0, 255, 157, 0.45);
  background: rgba(0, 255, 157, 0.065);
  transform: translateY(-1px);
}

.header-channel-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(220, 255, 244, 0.3);
}

.header-channel[data-state="online"] .header-channel-dot {
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  animation: statusPulse 2.4s ease-in-out infinite;
}

.header-channel[data-state="recent"] .header-channel-dot {
  background: #9edfc2;
  box-shadow: 0 0 8px rgba(158, 223, 194, 0.45);
}

.header-channel-copy {
  display: grid;
  text-align: left;
  line-height: 1.05;
}

.header-channel-copy strong {
  color: var(--text);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
}

.header-channel-copy small {
  margin-top: 4px;
  color: var(--faint);
  font-size: 0.45rem;
  letter-spacing: 0.07em;
}

.header-channel[data-state="online"] small {
  color: var(--green-soft);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: rgba(0, 255, 157, 0.035);
  cursor: pointer;
}

.nav-toggle > span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 1px;
  margin: 5px 0;
  background: var(--green);
  transition: transform 180ms ease, opacity 180ms ease;
}

/* Shared layout */

.section {
  position: relative;
  scroll-margin-top: calc(var(--header-height) + env(safe-area-inset-top) + 16px);
}

.section-inner {
  width: min(calc(100% - 48px), var(--content-width));
  margin-inline: auto;
}

.section-heading {
  max-width: 790px;
  margin-bottom: 46px;
}

.section-heading-split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.75fr);
  align-items: end;
  gap: 70px;
  max-width: none;
}

.section-heading h2,
.why-copy h2,
.closing-signal h2 {
  margin-top: 14px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.6vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.section-heading > p:last-child,
.section-heading-split > p,
.why-copy > p,
.hero-summary {
  color: var(--muted);
  font-size: clamp(0.9rem, 1.25vw, 1.05rem);
  line-height: 1.8;
}

.section-heading:not(.section-heading-split) > p:last-child {
  max-width: 680px;
  margin-top: 18px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--green-soft);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.13em;
}

.eyebrow > span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 9px var(--green);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 19px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #00100b;
  background: var(--green);
  box-shadow: 0 0 28px rgba(0, 255, 157, 0.14);
}

.button-primary:hover {
  box-shadow: 0 0 38px rgba(0, 255, 157, 0.26);
}

.button-ghost {
  color: var(--text);
  border-color: var(--border-strong);
  background: rgba(0, 255, 157, 0.025);
}

.button-ghost:hover {
  border-color: var(--green-soft);
  background: rgba(0, 255, 157, 0.06);
}

/* CRT cards */

.crt-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(9, 38, 29, 0.62), rgba(0, 7, 5, 0.9)),
    var(--surface);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.018), var(--shadow);
  isolation: isolate;
  transition: border-color 240ms ease, transform 320ms var(--ease-out), box-shadow 240ms ease;
}

.crt-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.42;
  background:
    repeating-linear-gradient(to bottom, transparent 0, transparent 3px, rgba(0, 255, 157, 0.025) 4px),
    linear-gradient(110deg, rgba(0, 255, 157, 0.03), transparent 38%);
}

.crt-card::after {
  content: "";
  position: absolute;
  top: -30%;
  bottom: -30%;
  left: -44%;
  z-index: 3;
  width: 22%;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 157, 0.09), rgba(0, 255, 249, 0.06), transparent);
  transform: skewX(-17deg);
}

.crt-card:hover {
  border-color: rgba(0, 255, 157, 0.34);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.025), 0 30px 90px rgba(0, 0, 0, 0.48), 0 0 30px rgba(0, 255, 157, 0.035);
  transform: translateY(-3px);
}

.crt-card:hover::after,
.crt-card.is-visible .card-scan {
  animation: cardAcquisition 950ms var(--ease-out) both;
}

.card-scan {
  position: absolute;
  inset: 0 auto 0 -30%;
  z-index: 4;
  width: 16%;
  pointer-events: none;
  opacity: 0;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 157, 0.1), transparent);
  transform: skewX(-18deg);
}

.crt-card[data-tone="info"] {
  --card-accent: var(--cyan);
  border-color: rgba(0, 255, 249, 0.16);
}

.crt-card[data-tone="experimental"] {
  --card-accent: var(--pink);
  border-color: rgba(255, 46, 158, 0.17);
}

/* Hero */

.hero {
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: calc(var(--header-height) + 80px) 0 82px;
}

.hero::after {
  content: "";
  position: absolute;
  right: -18vw;
  top: 14%;
  width: min(58vw, 780px);
  aspect-ratio: 1;
  pointer-events: none;
  border-radius: 50%;
  opacity: 0.12;
  background: radial-gradient(circle, rgba(0, 255, 157, 0.24), transparent 66%);
  filter: blur(24px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(420px, 0.92fr);
  align-items: center;
  gap: clamp(56px, 8vw, 112px);
}

.hero-title {
  margin-top: 13px;
  color: var(--green);
  font-family: var(--font-display);
  font-size: clamp(4.8rem, 11.5vw, 10rem);
  line-height: 0.88;
  letter-spacing: -0.075em;
  text-shadow: 0 0 36px rgba(0, 255, 157, 0.18);
}

.hero-declaration {
  max-width: 720px;
  margin-top: 30px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 3vw, 2.6rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.hero-summary {
  max-width: 650px;
  margin-top: 23px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 11px;
  margin-top: 34px;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 22px;
  margin-top: 32px;
  color: var(--faint);
  font-size: 0.56rem;
  letter-spacing: 0.09em;
}

.hero-facts span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.hero-facts span::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--green-soft);
}

.hero-console {
  min-height: 600px;
  padding: 20px;
}

.console-header,
.build-board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
  color: var(--faint);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
}

.status-chip,
.card-status,
.build-board-head strong {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--green-soft);
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.status-chip i,
.card-status i,
.build-board-head i,
.phrase-status i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 9px var(--green);
}

.console-visual {
  position: relative;
  display: grid;
  place-items: center;
  width: min(90%, 360px);
  aspect-ratio: 1;
  margin: 24px auto 18px;
}

.console-visual img {
  width: 77%;
  aspect-ratio: 1;
  border-radius: 50%;
  object-fit: cover;
  opacity: 0.86;
  filter: saturate(1.1) contrast(1.08);
  mask-image: radial-gradient(circle, black 44%, transparent 75%);
}

.console-ring {
  position: absolute;
  border: 1px solid rgba(0, 255, 157, 0.17);
  border-radius: 50%;
}

.console-ring::before,
.console-ring::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.console-ring::before {
  inset: 9%;
  border: 1px dashed rgba(0, 255, 249, 0.16);
}

.console-ring::after {
  top: -3px;
  left: 50%;
  width: 6px;
  height: 6px;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
}

.console-ring-one {
  inset: 5%;
  animation: rotateClockwise 32s linear infinite;
}

.console-ring-two {
  inset: 15%;
  border-color: rgba(255, 46, 158, 0.15);
  animation: rotateCounter 24s linear infinite;
}

.console-readout {
  display: grid;
  border-top: 1px solid var(--border);
}

.console-readout > div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 11px 2px;
  border-bottom: 1px solid rgba(0, 255, 157, 0.085);
}

.console-readout dt,
.console-readout dd {
  font-size: 0.57rem;
  letter-spacing: 0.08em;
}

.console-readout dt {
  color: var(--faint);
}

.console-readout dd {
  color: var(--green-soft);
  text-align: right;
}

/* Rotating signal */

.phrase-rail {
  position: relative;
  z-index: 2;
  border-block: 1px solid rgba(0, 255, 157, 0.12);
  background: rgba(0, 255, 157, 0.025);
}

.phrase-rail-inner {
  width: min(calc(100% - 48px), var(--content-width));
  min-height: 68px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
}

.phrase-label,
.phrase-status,
.phrase-index {
  font-size: 0.52rem;
  letter-spacing: 0.1em;
}

.phrase-label {
  color: var(--cyan-soft);
}

.phrase-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--green-soft);
}

.phrase-rail p {
  overflow: hidden;
  color: var(--text);
  font-size: 0.78rem;
  letter-spacing: 0.025em;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: opacity 240ms ease, transform 240ms ease;
}

.phrase-rail p.is-changing {
  opacity: 0;
  transform: translateY(6px);
}

.phrase-index {
  color: var(--faint);
}

/* Overview */

.overview-section,
.system-section,
.development-section,
.why-section {
  padding: 130px 0;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.principle-card {
  min-height: 355px;
  display: flex;
  flex-direction: column;
  padding: 25px;
}

.card-number {
  position: absolute;
  top: 20px;
  right: 22px;
  color: rgba(220, 255, 244, 0.15);
  font-family: var(--font-display);
  font-size: 2.3rem;
}

.card-status {
  align-self: flex-start;
  padding: 7px 9px;
  border: 1px solid rgba(0, 255, 157, 0.14);
  border-radius: 999px;
  background: rgba(0, 255, 157, 0.035);
}

.principle-card[data-tone="info"] .card-status {
  color: var(--cyan-soft);
  border-color: rgba(0, 255, 249, 0.15);
}

.principle-card[data-tone="info"] .card-status i {
  background: var(--cyan);
  box-shadow: 0 0 9px var(--cyan);
}

.principle-card[data-tone="experimental"] .card-status {
  color: var(--pink-soft);
  border-color: rgba(255, 46, 158, 0.16);
}

.principle-card[data-tone="experimental"] .card-status i {
  background: var(--pink);
  box-shadow: 0 0 9px var(--pink);
}

.principle-card h3,
.system-card h3,
.status-panel h3,
.build-columns h3,
.memory-step h3 {
  color: var(--text);
  font-family: var(--font-display);
  line-height: 1.25;
}

.principle-card h3 {
  margin-top: 52px;
  font-size: 1.3rem;
}

.principle-card p,
.system-card > p,
.status-panel p,
.memory-step p {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.75;
}

.principle-card p {
  margin-top: 15px;
}

.principle-card footer {
  margin-top: auto;
  padding-top: 24px;
  color: var(--faint);
  font-size: 0.53rem;
  letter-spacing: 0.09em;
}

/* Memory */

.memory-section {
  padding: 130px 0;
  background:
    linear-gradient(to bottom, transparent, rgba(0, 255, 157, 0.025) 16%, rgba(0, 255, 157, 0.02) 84%, transparent),
    radial-gradient(circle at 16% 48%, rgba(0, 255, 249, 0.035), transparent 28rem);
}

.memory-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
  gap: 18px;
}

.memory-layout > *,
.memory-flow,
.memory-step > div {
  min-width: 0;
}

.memory-visual,
.why-visual {
  margin: 0;
}

.memory-visual {
  position: sticky;
  top: calc(var(--header-height) + 34px);
}

.memory-visual img,
.why-visual img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.07) brightness(0.82);
}

.memory-visual figcaption,
.why-visual figcaption {
  position: absolute;
  inset: auto 0 0;
  display: grid;
  gap: 5px;
  padding: 48px 22px 21px;
  background: linear-gradient(transparent, rgba(0, 5, 4, 0.95));
}

.memory-visual figcaption span,
.why-visual figcaption span {
  color: var(--green-soft);
  font-size: 0.52rem;
  letter-spacing: 0.11em;
}

.memory-visual figcaption strong,
.why-visual figcaption strong {
  color: var(--text);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
}

.memory-flow {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.memory-step {
  min-height: 210px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-content: start;
  gap: 17px;
  padding: 22px;
}

.memory-step > span {
  display: grid;
  place-items: center;
  width: 33px;
  height: 33px;
  color: #00100b;
  background: var(--green);
  border-radius: 50%;
  font-size: 0.6rem;
  font-weight: 700;
  box-shadow: 0 0 18px rgba(0, 255, 157, 0.18);
}

.memory-step small {
  color: var(--cyan-soft);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
}

.memory-step h3 {
  margin-top: 8px;
  font-size: 0.95rem;
}

.memory-step p {
  margin-top: 11px;
  font-size: 0.7rem;
}

.memory-status-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.status-panel {
  position: relative;
  overflow: hidden;
  padding: 27px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(0, 255, 157, 0.028);
}

.status-panel-next {
  border-color: rgba(255, 46, 158, 0.18);
  background: rgba(255, 46, 158, 0.025);
}

.status-panel-label,
.status-panel > small {
  color: var(--green-soft);
  font-size: 0.52rem;
  letter-spacing: 0.1em;
}

.status-panel-next .status-panel-label,
.status-panel-next > small {
  color: var(--pink-soft);
}

.status-panel h3 {
  margin-top: 15px;
  font-size: 1.12rem;
}

.status-panel p {
  max-width: 560px;
  margin-top: 10px;
}

.status-meter {
  height: 3px;
  margin: 24px 0 14px;
  overflow: hidden;
  background: rgba(220, 255, 244, 0.08);
}

.status-meter span {
  display: block;
  width: var(--meter);
  height: 100%;
  background: var(--green);
  box-shadow: 0 0 10px var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.1s var(--ease-out) 220ms;
}

.status-panel-next .status-meter span {
  background: var(--pink);
  box-shadow: 0 0 10px var(--pink);
}

.status-panel.is-visible .status-meter span {
  transform: scaleX(1);
}

/* System */

.system-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.system-card {
  min-height: 320px;
  padding: 25px;
}

.system-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border);
  color: var(--green-soft);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
}

.system-card[data-tone="info"] header {
  color: var(--cyan-soft);
}

.system-card[data-tone="experimental"] header {
  color: var(--pink-soft);
}

.system-card header i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.system-card h3 {
  margin-top: 32px;
  font-size: 1.25rem;
}

.system-card > p {
  max-width: 540px;
  margin-top: 14px;
}

.system-card dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 34px;
}

.system-card dl > div {
  padding: 12px;
  border: 1px solid rgba(0, 255, 157, 0.1);
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.22);
}

.system-card dt {
  color: var(--faint);
  font-size: 0.48rem;
  letter-spacing: 0.08em;
}

.system-card dd {
  margin-top: 5px;
  color: var(--text);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
}

.system-card-wide {
  grid-column: 1 / -1;
  min-height: auto;
}

.wide-card-copy {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 50px;
  margin-top: 30px;
}

.wide-card-copy p {
  max-width: 710px;
}

.feedback-display {
  display: flex;
  gap: 9px;
}

.feedback-display span {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border: 1px solid rgba(0, 255, 249, 0.18);
  border-radius: 50%;
  color: var(--cyan-soft);
  background: rgba(0, 255, 249, 0.035);
  font-size: 0.72rem;
}

/* Development */

.development-section {
  background: linear-gradient(to bottom, transparent, rgba(0, 255, 249, 0.018), transparent);
}

.build-board {
  padding: 24px;
}

.build-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.build-columns article {
  min-height: 390px;
  padding: 34px 30px 28px;
  border-right: 1px solid var(--border);
}

.build-columns article:last-child {
  border-right: 0;
}

.build-stage {
  display: inline-flex;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--green-soft);
  font-size: 0.5rem;
  letter-spacing: 0.09em;
}

.build-columns article:nth-child(2) .build-stage {
  color: var(--cyan-soft);
  border-color: rgba(0, 255, 249, 0.18);
}

.build-columns article:nth-child(3) .build-stage {
  color: var(--pink-soft);
  border-color: rgba(255, 46, 158, 0.18);
}

.build-columns h3 {
  margin-top: 24px;
  font-size: 1rem;
}

.build-columns ul {
  margin-top: 25px;
  list-style: none;
}

.build-columns li {
  position: relative;
  padding: 10px 0 10px 17px;
  border-bottom: 1px solid rgba(0, 255, 157, 0.07);
  color: var(--muted);
  font-size: 0.7rem;
}

.build-columns li::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 0;
  width: 5px;
  height: 5px;
  border: 1px solid var(--green-soft);
  transform: rotate(45deg);
}

/* Published Project Signals are completely removed from layout while hidden. */

.project-signals {
  margin-top: clamp(54px, 8vw, 92px);
}

.project-signals[hidden] {
  display: none !important;
}

.project-signals-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.55fr);
  align-items: end;
  gap: clamp(26px, 6vw, 80px);
  margin-bottom: 26px;
}

.project-signals-heading h3 {
  max-width: 800px;
  margin-top: 17px;
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.1vw, 2.7rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.project-signals-heading > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.75;
}

.project-signals-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.project-signal-card {
  display: grid;
  min-width: 0;
  min-height: 292px;
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 12%, rgba(0, 255, 157, 0.06), transparent 18rem),
    linear-gradient(150deg, rgba(6, 27, 20, 0.9), rgba(0, 8, 6, 0.97));
}

.project-signal-card--video,
.project-signal-card--image {
  grid-template-rows: auto minmax(0, 1fr);
}

.project-signal-card--featured {
  grid-column: 1 / -1;
}

.project-signals-grid[data-count="1"] .project-signal-card {
  grid-column: 1 / -1;
}

.project-signal-media {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(135deg, rgba(0, 255, 157, 0.08), rgba(0, 255, 249, 0.025)),
    #000806;
  aspect-ratio: 16 / 9;
}

@media (min-width: 861px) {
  .project-signal-card--featured.project-signal-card--video,
  .project-signal-card--featured.project-signal-card--image,
  .project-signals-grid[data-count="1"] .project-signal-card--video,
  .project-signals-grid[data-count="1"] .project-signal-card--image,
  .project-signals-grid > .project-signal-card--video:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    grid-template-columns: minmax(360px, 0.82fr) minmax(0, 1.18fr);
    grid-template-rows: minmax(0, 1fr);
  }

  .project-signal-card--featured.project-signal-card--video .project-signal-media,
  .project-signal-card--featured.project-signal-card--image .project-signal-media,
  .project-signals-grid[data-count="1"] .project-signal-card--video .project-signal-media,
  .project-signals-grid[data-count="1"] .project-signal-card--image .project-signal-media,
  .project-signals-grid > .project-signal-card--video:last-child:nth-child(odd) .project-signal-media {
    align-self: center;
    border-right: 1px solid var(--border);
    border-bottom: 0;
    aspect-ratio: 16 / 9;
  }
}

.project-signal-video,
.project-signal-media iframe {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: #000806;
}

.project-signal-video img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.64;
  filter: saturate(0.62) contrast(1.14) hue-rotate(62deg);
  transform: scale(1.015);
  transition: opacity 220ms ease, filter 220ms ease, transform 450ms var(--ease-out);
}

.project-signal-video::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(to bottom, transparent 0, transparent 3px, rgba(0, 255, 157, 0.07) 4px),
    linear-gradient(135deg, rgba(0, 12, 9, 0.1), rgba(0, 4, 3, 0.72));
}

.project-signal-video:hover img,
.project-signal-video:focus-visible img {
  opacity: 0.82;
  filter: saturate(0.86) contrast(1.08) hue-rotate(42deg);
  transform: scale(1.04);
}

.project-signal-video.is-thumbnail-unavailable img {
  visibility: hidden;
}

.project-signal-image {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
  filter: saturate(0.78) contrast(1.09);
  transform: scale(1.01);
  transition: opacity 220ms ease, filter 220ms ease, transform 450ms var(--ease-out);
}

.project-signal-media--image::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(to bottom, transparent 0, transparent 3px, rgba(0, 255, 249, 0.045) 4px),
    linear-gradient(135deg, rgba(0, 12, 9, 0.03), rgba(0, 5, 4, 0.44));
}

.project-signal-card:hover .project-signal-image {
  opacity: 0.94;
  filter: saturate(0.9) contrast(1.05);
  transform: scale(1.035);
}

.project-signal-media--image.is-image-unavailable .project-signal-image {
  visibility: hidden;
}

.project-signal-play {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 13px;
  color: var(--text);
  font-size: 0.56rem;
  letter-spacing: 0.11em;
}

.project-signal-play i {
  position: relative;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(0, 255, 157, 0.72);
  border-radius: 50%;
  background: rgba(0, 14, 10, 0.82);
  box-shadow: 0 0 30px rgba(0, 255, 157, 0.18), inset 0 0 20px rgba(0, 255, 157, 0.06);
}

.project-signal-play i::after {
  content: "";
  position: absolute;
  top: 21px;
  left: 25px;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
  border-left: 15px solid var(--green);
  filter: drop-shadow(0 0 6px rgba(0, 255, 157, 0.7));
}

.project-signal-content {
  position: relative;
  display: flex;
  min-width: 0;
  padding: clamp(24px, 4vw, 38px);
  flex-direction: column;
}

.project-signal-card--update .project-signal-content::before,
.project-signal-card--milestone .project-signal-content::before {
  content: "";
  width: 48px;
  height: 48px;
  margin-bottom: 42px;
  border: 1px solid rgba(0, 255, 157, 0.32);
  border-radius: 50%;
  background: radial-gradient(circle, var(--green) 0 3px, transparent 4px);
  box-shadow: 0 0 30px rgba(0, 255, 157, 0.07), inset 0 0 17px rgba(0, 255, 157, 0.04);
}

.project-signal-card--milestone .project-signal-content::before {
  border-color: rgba(0, 255, 249, 0.36);
  background: radial-gradient(circle, var(--cyan) 0 3px, transparent 4px);
}

.project-signal-meta,
.project-signal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  color: var(--faint);
  font-size: 0.54rem;
  letter-spacing: 0.09em;
}

.project-signal-meta span {
  color: var(--green-soft);
}

.project-signal-card--milestone .project-signal-meta span {
  color: var(--cyan-soft);
}

.project-signal-card--image .project-signal-meta span {
  color: var(--cyan-soft);
}

.project-signal-content h4 {
  margin-top: 21px;
  color: var(--text);
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2vw, 1.55rem);
  line-height: 1.28;
}

.project-signal-content > p {
  margin-top: 17px;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.72;
}

.project-signal-footer {
  margin-top: auto;
  padding-top: 30px;
}

.project-signal-footer i {
  width: 54px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green-soft));
  box-shadow: 0 0 8px rgba(0, 255, 157, 0.25);
}

/* Why Nova */

.why-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(400px, 0.75fr);
  align-items: center;
  gap: clamp(60px, 9vw, 120px);
}

.why-copy h2 {
  font-size: clamp(2.2rem, 4.7vw, 4.5rem);
}

.why-copy > p {
  margin-top: 22px;
}

.why-copy blockquote {
  position: relative;
  margin-top: 42px;
  padding: 25px 25px 23px 31px;
  border-left: 1px solid var(--green);
  background: linear-gradient(90deg, rgba(0, 255, 157, 0.055), transparent);
}

.why-copy blockquote span {
  display: block;
  min-height: 1.5em;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 1rem;
  line-height: 1.5;
  transition: opacity 240ms ease;
}

.why-copy blockquote span.is-changing {
  opacity: 0;
}

.why-copy cite {
  display: block;
  margin-top: 13px;
  color: var(--green-soft);
  font-size: 0.5rem;
  font-style: normal;
  letter-spacing: 0.1em;
}

.why-visual {
  max-width: 500px;
  justify-self: end;
}

/* Closing and footer */

.closing-signal {
  position: relative;
  overflow: hidden;
  padding: 120px 0;
  border-block: 1px solid rgba(0, 255, 157, 0.12);
  text-align: center;
  background:
    radial-gradient(circle at center, rgba(0, 255, 157, 0.08), transparent 35rem),
    rgba(0, 255, 157, 0.012);
}

.closing-signal p {
  color: var(--green-soft);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
}

.closing-signal h2 {
  margin: 20px auto 34px;
  font-size: clamp(2.1rem, 5vw, 5rem);
}

.site-footer {
  width: min(calc(100% - 48px), var(--content-width));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 42px;
  padding: 58px 0 34px;
}

.site-footer > div p {
  max-width: 620px;
  margin-top: 13px;
  color: var(--faint);
  font-size: 0.68rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: flex-start;
  gap: 20px;
}

.site-footer nav a,
.site-footer nav button {
  padding: 0;
  border: 0;
  color: var(--faint);
  background: transparent;
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: color 160ms ease;
}

.site-footer nav a:hover,
.site-footer nav button:hover {
  color: var(--green);
}

.site-footer nav .footer-signal-grid {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(0, 255, 157, 0.52);
}

.footer-signal-grid > span {
  display: grid;
  grid-template-columns: repeat(3, 3px);
  gap: 2px;
  width: 13px;
  height: 13px;
  flex: 0 0 13px;
}

.footer-signal-grid > span i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(0, 255, 157, 0.28);
  transition: background 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.footer-signal-grid > span i:nth-child(5) {
  background: var(--green);
  box-shadow: 0 0 7px rgba(0, 255, 157, 0.72);
}

.footer-signal-grid:hover > span i,
.footer-signal-grid:focus-visible > span i {
  background: var(--green);
  box-shadow: 0 0 6px rgba(0, 255, 157, 0.48);
  transform: scale(1.12);
}

.site-footer > span {
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid rgba(0, 255, 157, 0.08);
  color: rgba(220, 255, 244, 0.28);
  font-size: 0.5rem;
  letter-spacing: 0.08em;
}

/* Reveal behavior */

.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 760ms var(--ease-out), transform 760ms var(--ease-out);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Keyframes */

@keyframes cardAcquisition {
  0% { left: -30%; opacity: 0; }
  18% { opacity: 0.8; }
  100% { left: 118%; opacity: 0; }
}

@keyframes rotateClockwise {
  to { transform: rotate(360deg); }
}

@keyframes rotateCounter {
  to { transform: rotate(-360deg); }
}

@keyframes statusPulse {
  0%, 100% { opacity: 0.72; transform: scale(0.88); }
  50% { opacity: 1; transform: scale(1.18); }
}

/* Responsive */

@media (max-width: 1080px) {
  .site-header {
    grid-template-columns: 1fr auto auto;
    padding-inline: 24px;
  }

  .site-nav {
    position: fixed;
    top: calc(var(--header-height) + env(safe-area-inset-top));
    right: 18px;
    left: 18px;
    display: grid;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(0, 8, 6, 0.98);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
  }

  .site-nav.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav a,
  .site-header.is-scrolled .site-nav a {
    padding: 14px 12px;
    border-bottom: 1px solid rgba(0, 255, 157, 0.08);
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .site-nav a::after {
    right: auto;
    bottom: 50%;
    left: 0;
    width: 2px;
    height: 16px;
    transform: translateY(50%) scaleY(0);
  }

  .site-nav a[aria-current="true"]::after {
    transform: translateY(50%) scaleY(1);
  }

  .nav-toggle {
    display: block;
    margin-right: 10px;
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] > span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero-grid {
    grid-template-columns: 1fr 410px;
    gap: 45px;
  }

  .hero-console {
    min-height: 550px;
  }

  .principle-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .principle-card:last-child {
    grid-column: 1 / -1;
    min-height: 300px;
  }
}

@media (max-width: 860px) {
  .site-header {
    min-height: calc(68px + env(safe-area-inset-top));
  }

  .header-channel-copy {
    display: none;
  }

  .header-channel {
    width: 42px;
    padding: 0;
    justify-content: center;
  }

  .hero {
    min-height: auto;
    padding-top: 145px;
  }

  .hero-grid,
  .memory-layout,
  .why-grid,
  .section-heading-split {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 58px;
  }

  .hero-console {
    width: 100%;
    max-width: none;
    min-height: auto;
    justify-self: stretch;
  }

  .console-visual {
    width: min(74vw, 330px);
  }

  .section-heading-split {
    gap: 22px;
  }

  .memory-layout {
    gap: 18px;
  }

  .memory-visual {
    position: relative;
    top: auto;
    width: 100%;
    max-width: none;
    justify-self: stretch;
  }

  .build-columns {
    grid-template-columns: 1fr;
  }

  .build-columns article {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .build-columns article:last-child {
    border-bottom: 0;
  }

  .project-signals-heading {
    grid-template-columns: 1fr;
    gap: 17px;
  }

  .project-signals-grid {
    grid-template-columns: 1fr;
  }

  .project-signal-card,
  .project-signal-card--featured {
    grid-column: auto;
  }

  .why-visual {
    width: 100%;
    max-width: none;
    justify-self: stretch;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 660px) {
  :root {
    --header-height: 68px;
  }

  .section-inner,
  .phrase-rail-inner {
    width: 100%;
    max-width: calc(var(--content-width) + 32px);
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .site-footer {
    width: 100%;
    max-width: calc(var(--content-width) + 32px);
  }

  .site-header {
    padding-inline: 14px;
  }

  .site-brand small {
    display: none;
  }

  .site-brand strong {
    font-size: 0.65rem;
  }

  .brand-mark {
    width: 19px;
    height: 19px;
  }

  .nav-toggle {
    width: 40px;
    height: 40px;
    touch-action: manipulation;
  }

  .hero {
    padding: calc(108px + env(safe-area-inset-top)) 0 58px;
  }

  .hero-title {
    font-size: clamp(4rem, 22vw, 6.4rem);
  }

  .hero-declaration {
    margin-top: 24px;
    font-size: clamp(1.28rem, 7vw, 1.55rem);
    line-height: 1.3;
  }

  .hero-summary {
    margin-top: 18px;
    font-size: 0.92rem;
    line-height: 1.7;
  }

  .hero-grid {
    gap: 40px;
  }

  .hero-actions {
    display: grid;
    gap: 10px;
    margin-top: 27px;
  }

  .button {
    width: 100%;
    min-height: 50px;
    touch-action: manipulation;
  }

  .hero-facts {
    display: grid;
    gap: 8px;
    margin-top: 24px;
    font-size: 0.62rem;
  }

  .hero-console {
    padding: 14px;
    border-radius: 12px;
  }

  .console-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    font-size: 0.62rem;
  }

  .console-visual {
    width: min(72vw, 278px);
    margin: 18px auto 12px;
  }

  .console-readout > div {
    padding: 10px 2px;
  }

  .console-readout dt,
  .console-readout dd {
    font-size: 0.62rem;
  }

  .phrase-rail-inner {
    grid-template-columns: 1fr auto;
    gap: 7px 14px;
    min-height: 0;
    padding-block: 14px;
  }

  .phrase-status {
    display: none;
  }

  .phrase-rail p {
    grid-column: 1 / -1;
    grid-row: 2;
    white-space: normal;
    font-size: 0.78rem;
    line-height: 1.5;
  }

  .phrase-label,
  .phrase-index {
    font-size: 0.58rem;
  }

  .overview-section,
  .memory-section,
  .system-section,
  .development-section,
  .why-section {
    padding: 68px 0;
  }

  .section-heading {
    margin-bottom: 28px;
  }

  .section-heading h2,
  .why-copy h2 {
    font-size: clamp(1.9rem, 9vw, 2.35rem);
    line-height: 1.12;
  }

  .section-heading > p:last-child,
  .section-heading-split > p,
  .why-copy > p {
    font-size: 0.92rem;
    line-height: 1.72;
  }

  .eyebrow {
    font-size: 0.65rem;
    line-height: 1.5;
  }

  .principle-grid,
  .memory-flow,
  .memory-status-grid,
  .system-grid {
    grid-template-columns: 1fr;
  }

  .principle-card,
  .principle-card:last-child {
    grid-column: auto;
    min-height: 0;
    padding: 22px;
  }

  .principle-card h3 {
    margin-top: 44px;
  }

  .principle-card p,
  .system-card > p,
  .status-panel p,
  .memory-step p {
    font-size: 0.84rem;
    line-height: 1.68;
  }

  .principle-card footer {
    font-size: 0.59rem;
  }

  .card-status,
  .status-chip,
  .build-board-head strong {
    font-size: 0.58rem;
  }

  .memory-visual img,
  .why-visual img {
    aspect-ratio: 4 / 3;
  }

  .memory-visual figcaption,
  .why-visual figcaption {
    padding: 42px 18px 17px;
  }

  .memory-visual figcaption span,
  .why-visual figcaption span {
    font-size: 0.58rem;
  }

  .memory-visual figcaption strong,
  .why-visual figcaption strong {
    font-size: 0.68rem;
  }

  .memory-step {
    min-height: 0;
    grid-template-columns: 31px minmax(0, 1fr);
    gap: 14px;
    padding: 18px;
  }

  .memory-step > span {
    width: 31px;
    height: 31px;
  }

  .memory-step small {
    font-size: 0.57rem;
  }

  .memory-step h3 {
    margin-top: 5px;
  }

  .memory-step p {
    margin-top: 8px;
  }

  .status-panel {
    padding: 22px;
  }

  .status-panel-label,
  .status-panel > small {
    font-size: 0.58rem;
  }

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

  .system-card {
    min-height: 0;
    padding: 22px;
  }

  .system-card header {
    font-size: 0.61rem;
  }

  .system-card h3 {
    margin-top: 23px;
  }

  .system-card dl {
    margin-top: 24px;
  }

  .system-card dt {
    font-size: 0.56rem;
  }

  .system-card dd {
    font-size: 0.68rem;
  }

  .wide-card-copy {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .feedback-display span {
    width: 44px;
    height: 44px;
  }

  .build-board {
    padding: 15px;
  }

  .build-board-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .build-columns article {
    min-height: 0;
    padding: 25px 8px;
  }

  .build-stage {
    font-size: 0.57rem;
  }

  .build-columns li {
    font-size: 0.78rem;
    line-height: 1.55;
  }

  .project-signals {
    margin-top: 50px;
  }

  .project-signals-heading h3 {
    font-size: 1.45rem;
  }

  .project-signals-heading > p {
    font-size: 0.78rem;
  }

  .project-signal-card {
    min-height: 0;
  }

  .project-signal-content {
    min-height: 282px;
    padding: 24px 20px;
  }

  .project-signal-card--update .project-signal-content::before,
  .project-signal-card--milestone .project-signal-content::before {
    margin-bottom: 32px;
  }

  .why-copy blockquote {
    margin-top: 30px;
    padding: 20px 18px 19px 22px;
  }

  .why-copy blockquote span {
    font-size: 0.94rem;
  }

  .why-copy cite {
    font-size: 0.58rem;
  }

  .closing-signal {
    padding: 72px 0;
  }

  .closing-signal h2 {
    margin-block: 16px 28px;
    font-size: clamp(1.9rem, 9vw, 2.6rem);
  }

  .closing-signal p {
    font-size: 0.63rem;
  }

  .site-footer {
    gap: 28px;
    padding:
      44px
      max(16px, env(safe-area-inset-right))
      calc(24px + env(safe-area-inset-bottom))
      max(16px, env(safe-area-inset-left));
  }

  .site-footer > div p {
    font-size: 0.78rem;
    line-height: 1.65;
  }

  .site-footer nav {
    gap: 8px 18px;
  }

  .site-footer nav a,
  .site-footer nav button {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    font-size: 0.62rem;
    touch-action: manipulation;
  }
}

@media (hover: none), (pointer: coarse) {
  .crt-card:hover,
  .button:hover,
  .header-channel:hover,
  .channel-launcher:hover {
    transform: none;
  }

  .crt-card:hover::after {
    animation: none;
  }

  .crt-noise {
    opacity: 0.07;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}