/* ═══════════════════════════════════════════════════════════
   NØDE — landing page
   Light "paper" theme — matched to the app.
   Visualization palette: black, white, Olympic ring colors only.
   ═══════════════════════════════════════════════════════════ */

/* ── Futura LT ───────────────────────────────────────────
   Futura LT is a licensed typeface (no webfont distribution).
   To embed the real font, drop the files in /fonts and
   uncomment the @font-face blocks below. Otherwise the stack
   falls back to system Futura (bundled with macOS).
   ──────────────────────────────────────────────────────── */
/*
@font-face {
  font-family: 'Futura LT';
  src: url('fonts/FuturaLT-Light.woff2') format('woff2');
  font-weight: 300; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Futura LT';
  src: url('fonts/FuturaLT-Book.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Futura LT';
  src: url('fonts/FuturaLT-Medium.woff2') format('woff2');
  font-weight: 500; font-style: normal; font-display: swap;
}
*/

:root {
  /* type — Futura LT, with system Futura as the live fallback */
  --font: 'Futura LT', 'Futura LT Pro', 'FuturaLT', 'Futura PT',
          'Futura', 'Century Gothic', 'Avenir Next', system-ui, sans-serif;

  /* surface — warm paper, sampled from the app */
  --bg:        #F3F1EB;
  --bg-2:      #EFEDE4;
  --panel:     #FFFFFF;
  --panel-2:   #F1EEE6;

  /* ink */
  --ink:       #111111;
  --ink-dim:   #6B675F;
  --ink-faint: #9D998F;

  /* hairlines */
  --line:      rgba(17, 17, 17, 0.13);
  --line-soft: rgba(17, 17, 17, 0.06);

  /* Olympic ring colors — the only accents permitted */
  --blue:      #0081C8;
  --yellow:    #FCB131;
  --green:     #00A651;
  --red:       #EE334E;
  --black:     #111111;

  --shadow:    0 1px 0 rgba(17,17,17,.025), 0 22px 48px -32px rgba(17,17,17,.42);
  --maxw:      1180px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

::selection { background: rgba(0,129,200,.20); color: var(--ink); }

.mono, .eyebrow, .hud { font-family: 'IBM Plex Mono', monospace; }

/* ── ambient grain (paper texture) ──────────────────────── */
.noise {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: .05; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

main, .nav, .footer { position: relative; z-index: 3; }

/* ── nav ────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(20px, 5vw, 56px);
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease), border-color .4s var(--ease), padding .4s var(--ease);
}
.nav.scrolled {
  background: rgba(243,241,235,.82);
  backdrop-filter: blur(14px) saturate(1.1);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  border-bottom-color: var(--line);
  padding-top: 14px; padding-bottom: 14px;
}
.nav-mark {
  font-family: var(--font);
  font-weight: 500; font-size: 1.05rem;
  letter-spacing: .42em; padding-left: .42em;
  color: var(--ink);
}
.nav-links { display: flex; gap: clamp(14px, 2.4vw, 30px); }
.nav-links a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .68rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--ink-dim); transition: color .25s var(--ease);
}
.nav-links a:hover { color: var(--ink); }

/* ── buttons ────────────────────────────────────────────── */
.btn {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .74rem; letter-spacing: .14em; text-transform: uppercase;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; border: 1px solid var(--line);
  transition: all .3s var(--ease); white-space: nowrap;
  background: transparent; color: var(--ink);
}
.btn-mini { padding: 9px 16px; font-size: .64rem; }
.btn-mini:hover { border-color: var(--ink); }
.btn-primary {
  padding: 16px 30px;
  background: var(--ink); color: var(--bg);
  border-color: var(--ink);
}
.btn-primary:hover {
  box-shadow: 0 14px 30px -12px rgba(17,17,17,.55);
  transform: translateY(-1px);
}
.btn-ghost { padding: 16px 30px; color: var(--ink-dim); }
.btn-ghost:hover { color: var(--ink); border-color: var(--ink); }

/* ═══════════════  HERO  ═══════════════ */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; align-items: center;
  padding: 116px clamp(20px,5vw,56px) 64px;
  position: relative;
}
.hero-kicker {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .68rem; letter-spacing: .26em; color: var(--ink-dim);
  display: flex; align-items: center; gap: 10px; margin-bottom: 8px;
}
.tick-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--green);
  animation: corepulse 3.4s var(--ease) infinite;
}

/* orbital stage */
.orbit-stage {
  position: relative;
  width: min(86vw, 70vh, 720px);
  aspect-ratio: 1 / 1;
  margin: clamp(4px, 2vh, 22px) 0;
  flex-shrink: 0;
}
.orbit-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.ring { fill: none; stroke: var(--line); stroke-width: 1; }
.ring-faint { stroke: var(--line-soft); }
.orbit-lines line { stroke: var(--ink); stroke-width: 1; }
.orbit-ticks line { stroke: var(--ink); stroke-width: 1; }

.orbit-nodes { position: absolute; inset: 0; }
.o-node {
  position: absolute; transform: translate(-50%,-50%);
  display: flex; flex-direction: column; align-items: center; gap: 7px;
  will-change: left, top, transform;
}
.o-dot {
  width: 15px; height: 15px; border-radius: 50%;
  background: #fff;
  border: 1.6px solid var(--black);
  box-shadow: 0 3px 9px rgba(17,17,17,.18);
}
.o-node.is-blue   .o-dot { border-color: var(--blue); }
.o-node.is-yellow .o-dot { border-color: var(--yellow); }
.o-node.is-green  .o-dot { border-color: var(--green); }
.o-node.is-red    .o-dot { border-color: var(--red); }
.o-node.is-faint  .o-dot {
  width: 7px; height: 7px; background: var(--black);
  border: none; box-shadow: none; opacity: .4;
}
.o-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .56rem; letter-spacing: .16em; color: var(--ink-dim);
  white-space: nowrap; text-transform: uppercase;
}
.o-node.is-faint .o-label { display: none; }

/* center core */
.center-core {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%,-50%); z-index: 60;
  display: flex; align-items: center; justify-content: center;
}
.core-pulse {
  position: absolute; width: 150px; height: 150px; border-radius: 50%;
  border: 1px solid rgba(17,17,17,.22);
  animation: ringpulse 4.2s var(--ease) infinite;
}
.core-disc {
  position: relative; display: flex; flex-direction: column;
  align-items: center; gap: 8px; padding: 30px 34px;
  text-align: center;
}
/* paper halo — keeps the wordmark legible where rings cross */
.core-disc::before {
  content: ""; position: absolute; inset: -28%;
  background: radial-gradient(circle, var(--bg) 36%, rgba(243,241,235,0) 72%);
  z-index: -1;
}
.wordmark {
  font-family: var(--font);
  font-weight: 500; font-size: clamp(2.6rem, 8.5vw, 5.4rem);
  letter-spacing: .12em; padding-left: .12em; line-height: 1;
  color: var(--ink);
}
.core-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .58rem; letter-spacing: .3em; color: var(--ink-dim);
}

/* hud + brackets */
.hud {
  position: absolute; font-family: 'IBM Plex Mono', monospace;
  font-size: .54rem; letter-spacing: .18em; color: var(--ink-faint);
}
.hud-tl { top: 4px; left: 6px; }
.hud-tr { top: 4px; right: 6px; }
.hud-bl { bottom: 4px; left: 6px; }
.hud-br { bottom: 4px; right: 6px; }
.bracket { position: absolute; width: 22px; height: 22px; }
.bracket-tl { top: 0; left: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.bracket-tr { top: 0; right: 0; border-top: 1px solid var(--line); border-right: 1px solid var(--line); }
.bracket-bl { bottom: 0; left: 0; border-bottom: 1px solid var(--line); border-left: 1px solid var(--line); }
.bracket-br { bottom: 0; right: 0; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }

/* hero copy */
.hero-copy { text-align: center; max-width: 600px; margin-top: clamp(8px,2vh,20px); }
.hero-line {
  font-weight: 200; font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  letter-spacing: .01em; line-height: 1.3; color: var(--ink);
}
.hero-sub {
  margin-top: 16px; color: var(--ink-dim);
  font-size: .98rem; line-height: 1.7;
}
.hero-cta {
  margin-top: 30px; display: flex; gap: 14px;
  justify-content: center; flex-wrap: wrap;
}

.scroll-hint {
  position: absolute; bottom: 22px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .54rem; letter-spacing: .26em; color: var(--ink-faint);
}
.scroll-rail {
  width: 1px; height: 38px; background: var(--line);
  position: relative; overflow: hidden;
}
.scroll-bead {
  position: absolute; top: 0; left: 0; width: 1px; height: 14px;
  background: var(--ink);
  animation: bead 2.4s var(--ease) infinite;
}

/* ═══════════════  SECTIONS — shared  ═══════════════ */
.section {
  max-width: var(--maxw); margin: 0 auto;
  padding: clamp(80px, 13vh, 160px) clamp(20px, 5vw, 56px);
}
.eyebrow {
  display: inline-block; font-family: 'IBM Plex Mono', monospace;
  font-size: .66rem; letter-spacing: .28em;
  color: var(--blue); margin-bottom: 22px;
}
.section-title {
  font-weight: 200; line-height: 1.22;
  font-size: clamp(1.7rem, 3.6vw, 2.8rem);
  letter-spacing: .005em; color: var(--ink);
}
.section-title.big { font-size: clamp(2rem, 4.6vw, 3.4rem); }
.section-lead {
  margin-top: 20px; color: var(--ink-dim);
  font-size: 1.02rem; line-height: 1.75; max-width: 56ch;
}
.section-lead.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-note {
  margin-top: 20px; font-family: 'IBM Plex Mono', monospace;
  font-size: .68rem; letter-spacing: .12em; color: var(--ink-faint);
  text-transform: uppercase;
}
.section-head { max-width: 720px; margin-bottom: 56px; }

/* reveal */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
[data-reveal].in { opacity: 1; transform: none; }

/* ── THE SYSTEM ─────────────────────────────────────────── */
.system-list { display: flex; flex-direction: column; }
.system-item {
  display: flex; gap: clamp(20px, 4vw, 56px);
  padding: 34px 0; border-top: 1px solid var(--line);
  transition: background .4s var(--ease);
}
.system-item:last-child { border-bottom: 1px solid var(--line); }
.system-item:hover { background: linear-gradient(90deg, rgba(0,129,200,.045), transparent 60%); }
.system-idx {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .8rem; color: var(--blue); letter-spacing: .1em;
  padding-top: 6px; flex-shrink: 0;
}
.system-body h3 {
  font-weight: 300; font-size: clamp(1.3rem, 2.4vw, 1.7rem);
  color: var(--ink); letter-spacing: .01em;
}
.system-body p {
  margin-top: 10px; color: var(--ink-dim);
  font-size: .98rem; max-width: 60ch;
}

/* ── SPLIT layout ───────────────────────────────────────── */
.split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(36px, 6vw, 88px); align-items: center;
}
.split-reverse .split-text { order: 2; }
.split-reverse .split-visual { order: 1; }

/* ── ORBIT — constellation ──────────────────────────────── */
.legend { margin-top: 30px; display: flex; flex-direction: column; gap: 12px; }
.legend li {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .68rem; letter-spacing: .08em; color: var(--ink-dim);
  display: flex; align-items: center; gap: 12px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0;
  background: #fff; border: 1.6px solid var(--black); }
.dot-thriving { border-color: var(--green); }
.dot-active   { border-color: var(--blue); }
.dot-dormant  { border-color: var(--ink-faint); }
.dot-urgent   { border-color: var(--red); }

.constellation {
  position: relative; aspect-ratio: 1 / 1; width: 100%;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.con-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size: 11.11% 11.11%;
}
.con-center {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%,-50%);
  width: 70px; height: 70px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  border: 1.6px solid var(--blue);
  background: #fff;
  box-shadow: 0 4px 14px rgba(17,17,17,.14);
}
.con-center span {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .56rem; letter-spacing: .2em; color: var(--ink);
}
.con-center::before, .con-center::after {
  content: ""; position: absolute; border-radius: 50%;
  border: 1px solid var(--line-soft);
}
.con-center::before { width: 150px; height: 150px; }
.con-center::after  { width: 230px; height: 230px; }
.con-node {
  position: absolute; left: var(--x); top: var(--y);
  transform: translate(-50%,-50%);
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.con-node i {
  width: 14px; height: 14px; border-radius: 50%; display: block;
  background: #fff; border: 1.8px solid var(--black);
  box-shadow: 0 3px 9px rgba(17,17,17,.18);
}
.con-node label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .54rem; letter-spacing: .14em; color: var(--ink-dim);
}
.n-thriving i { border-color: var(--green); }
.n-active i   { border-color: var(--blue); }
.n-dormant i  { border-color: var(--ink-faint); opacity: .85; }
.n-urgent i   { border-color: var(--red); animation: corepulse 1.8s ease-in-out infinite; }
.con-cap {
  position: absolute; bottom: 10px; left: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .52rem; letter-spacing: .16em; color: var(--ink-faint);
}

/* ── PROJECTS — card ────────────────────────────────────── */
.project-card {
  border: 1px solid var(--line); background: var(--panel);
  padding: 26px; box-shadow: var(--shadow);
}
.pc-head { padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.pc-type {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .58rem; letter-spacing: .2em; color: var(--blue);
}
.pc-head h3 {
  font-weight: 200; font-size: 1.55rem; margin-top: 10px;
  letter-spacing: .01em; color: var(--ink);
}
.pc-meta {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .56rem; letter-spacing: .14em; color: var(--ink-faint);
  display: block; margin-top: 8px;
}
.pc-blocks {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 20px;
}
.pc-block {
  border: 1px solid var(--line-soft); background: var(--panel-2);
  padding: 16px; display: flex; flex-direction: column; gap: 6px;
}
.pc-wide { grid-column: 1 / -1; }
.pc-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .54rem; letter-spacing: .18em; color: var(--ink-faint);
}
.pc-value { font-weight: 200; font-size: 2rem; color: var(--ink); line-height: 1; }
.pc-value small { font-size: .8rem; color: var(--ink-dim); letter-spacing: .05em; }
.pc-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .56rem; letter-spacing: .14em; color: var(--ink-dim);
}
.pc-blue { color: var(--blue); }
.bar-chart {
  display: flex; align-items: flex-end; gap: 6px; height: 64px; margin-top: 4px;
}
.bar-chart span {
  flex: 1; height: var(--h);
  background: var(--blue);
}
.bar-chart span:last-child { background: var(--yellow); }
.pc-miles { display: flex; flex-direction: column; gap: 9px; margin-top: 4px; }
.pc-miles li {
  font-size: .82rem; color: var(--ink-dim);
  display: flex; align-items: center; gap: 10px;
}
.pc-miles li::before {
  content: ""; width: 12px; height: 12px; border-radius: 50%;
  border: 1.6px solid var(--ink-faint); flex-shrink: 0;
  background: #fff;
}
.pc-miles li.done { color: var(--ink); }
.pc-miles li.done::before {
  background: var(--green); border-color: var(--green);
}

/* ── LOGS ───────────────────────────────────────────────── */
.log-stack { display: flex; flex-direction: column; gap: 14px; }
.log-entry {
  border: 1px solid var(--line); background: var(--panel);
  padding: 20px 22px; box-shadow: var(--shadow);
}
.log-row { display: flex; justify-content: space-between; margin-bottom: 12px; }
.log-kind {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .58rem; letter-spacing: .16em; color: var(--blue);
}
.log-time {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .58rem; letter-spacing: .12em; color: var(--ink-faint);
}
.waveform {
  display: flex; align-items: center; gap: 3px; height: 34px; margin-bottom: 14px;
}
.waveform span {
  flex: 1; background: var(--blue); border-radius: 1px;
  height: 16%;
  animation: wave 1.7s ease-in-out infinite;
}
.log-text { font-size: .96rem; color: var(--ink); line-height: 1.65; }
.log-link {
  display: inline-block; margin-top: 12px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .56rem; letter-spacing: .14em; color: var(--ink-dim);
}

/* ── ANALYSIS ───────────────────────────────────────────── */
.readouts {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.readout {
  border: 1px solid var(--line); background: var(--panel);
  padding: 28px 26px; display: flex; flex-direction: column;
  min-height: 220px; box-shadow: var(--shadow);
}
.ro-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; letter-spacing: .22em; color: var(--ink-faint);
  margin-bottom: auto;
}
.ro-big {
  font-weight: 200; font-size: 3.4rem; line-height: 1;
  color: var(--ink); margin: 22px 0 6px;
}
.ro-big small { font-size: 1.1rem; color: var(--ink-dim); }
.ro-big.ro-mark { font-size: 2.1rem; letter-spacing: .02em; }
.ro-grade {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .62rem; letter-spacing: .12em; color: var(--ink-dim);
}
.ro-blue { color: var(--blue); }
.ro-trend {
  margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line-soft);
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; letter-spacing: .12em; color: var(--ink-faint);
}
.ro-trend strong { color: var(--green); font-weight: 500; }
.spark { width: 100%; height: 44px; margin: 14px 0 4px; }
.spark polyline {
  fill: none; stroke: var(--blue); stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}
.ro-signal { display: flex; flex-direction: column; gap: 14px; margin-top: 22px; }
.ro-signal li {
  font-size: .86rem; color: var(--ink-dim); line-height: 1.5;
  padding-left: 12px; border-left: 1px solid var(--line);
}
.ro-signal b {
  display: block; font-family: 'IBM Plex Mono', monospace;
  font-size: .56rem; letter-spacing: .18em; color: var(--blue);
  font-weight: 500; margin-bottom: 3px;
}

/* ── PRIVACY ────────────────────────────────────────────── */
.section-privacy { text-align: center; }
.privacy-inner { display: flex; flex-direction: column; align-items: center; }
.privacy-grid {
  margin-top: 44px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px; width: 100%; max-width: 760px;
}
.privacy-grid li {
  border: 1px solid var(--line); background: var(--panel);
  padding: 28px 14px; box-shadow: var(--shadow);
  font-family: 'IBM Plex Mono', monospace;
  font-size: .78rem; letter-spacing: .18em; color: var(--ink);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}
.privacy-grid li:hover { border-color: var(--ink); transform: translateY(-2px); }
.privacy-grid li span {
  display: block; font-size: 1.5rem; color: var(--red);
  font-weight: 500; margin-bottom: 8px; letter-spacing: .04em;
}
.privacy-tag {
  margin-top: 36px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .62rem; letter-spacing: .14em; color: var(--ink-faint);
}

/* ── FINAL CTA ──────────────────────────────────────────── */
.section-final { text-align: center; position: relative; }
.final-glow {
  position: absolute; left: 50%; top: 40%;
  transform: translate(-50%,-50%);
  width: 540px; height: 540px; max-width: 90vw; pointer-events: none;
  background: radial-gradient(circle, rgba(0,129,200,.07), transparent 66%);
}
.final-inner { display: flex; flex-direction: column; align-items: center; position: relative; }
.waitlist {
  margin-top: 34px; display: flex; gap: 12px;
  width: 100%; max-width: 480px; flex-wrap: wrap; justify-content: center;
}
.waitlist input {
  flex: 1; min-width: 220px;
  background: var(--panel); border: 1px solid var(--line);
  color: var(--ink); padding: 16px 18px;
  font-family: 'IBM Plex Mono', monospace; font-size: .82rem;
  letter-spacing: .04em; transition: border-color .3s var(--ease);
}
.waitlist input::placeholder { color: var(--ink-faint); }
.waitlist input:focus { outline: none; border-color: var(--blue); }
.waitlist input.invalid { border-color: var(--red); }
.waitlist .btn-primary { flex-shrink: 0; }
.waitlist-msg {
  margin-top: 16px; min-height: 1.2em;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .68rem; letter-spacing: .12em; color: var(--green);
}
.final-note {
  margin-top: 18px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .6rem; letter-spacing: .12em; color: var(--ink-faint);
}

/* ── FOOTER ─────────────────────────────────────────────── */
.footer {
  max-width: var(--maxw); margin: 0 auto;
  padding: 44px clamp(20px,5vw,56px) 56px;
  border-top: 1px solid var(--line);
}
.footer-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px; flex-wrap: wrap;
}
.footer-tag { color: var(--ink-dim); font-size: .9rem; }
.footer-meta {
  margin-top: 28px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .58rem; letter-spacing: .14em; color: var(--ink-faint);
}

/* ── animations ─────────────────────────────────────────── */
@keyframes corepulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%     { opacity: .45; transform: scale(.82); }
}
@keyframes ringpulse {
  0%   { transform: scale(.7); opacity: .6; }
  70%  { opacity: 0; }
  100% { transform: scale(1.7); opacity: 0; }
}
@keyframes bead {
  0%   { transform: translateY(-14px); }
  100% { transform: translateY(38px); }
}
@keyframes wave {
  0%,100% { height: 16%; }
  50%     { height: 92%; }
}
.waveform span:nth-child(3n)  { animation-delay: -.2s; }
.waveform span:nth-child(3n+1){ animation-delay: -.6s; }
.waveform span:nth-child(4n)  { animation-delay: -1.1s; }
.waveform span:nth-child(5n)  { animation-delay: -.85s; }
.waveform span:nth-child(2n)  { animation-duration: 2.1s; }

/* ── responsive ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split-reverse .split-text { order: 1; }
  .split-reverse .split-visual { order: 2; }
  .readouts { grid-template-columns: 1fr; }
  .readout { min-height: auto; }
  .constellation { max-width: 460px; margin: 0 auto; }
}
@media (max-width: 600px) {
  .hero { padding-top: 100px; }
  .orbit-stage { width: 92vw; }
  .pc-blocks { grid-template-columns: 1fr; }
  .privacy-grid { grid-template-columns: 1fr 1fr; }
  .hud-bl, .hud-br { display: none; }
  .footer-meta { flex-direction: column; align-items: flex-start; gap: 8px; }
  .o-label { font-size: .5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}