:root {
  --ink: #070908;
  --ink-2: #0d110f;
  --ink-3: #141a16;
  --paper: #e7eadc;
  --paper-dim: #b7bda8;
  --muted: #7e8878;
  --line: #1c241e;
  --line-2: #2a342c;
  --signal: #c6ff3d;
  --signal-ink: #0a1204;
  --warn: #ffb15a;
  --hot: #ff5d4a;
  --read: #7ad4ff;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sans: "IBM Plex Sans", "Helvetica Neue", system-ui, sans-serif;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --wrap: 1180px;
  --gutter: clamp(1.15rem, 3vw, 2rem);
  --nav-h: 64px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  max-width: 100%;
}

body {
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

body::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='.9'/></svg>");
}

.nav, main, .foot { position: relative; z-index: 1; }

::selection {
  background: var(--signal);
  color: var(--signal-ink);
}

a { color: inherit; }

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

button, input { font: inherit; color: inherit; }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--signal);
  color: var(--signal-ink);
  padding: 0.4rem 0.7rem;
  z-index: 100;
}
.skip:focus { top: 0.6rem; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

h1, h2, h3, h4 { margin: 0; font-weight: 400; }

h1 {
  font-family: var(--serif);
  font-size: clamp(2.55rem, 8.4vw, 7.2rem);
  line-height: 0.92;
  letter-spacing: -0.035em;
  overflow-wrap: break-word;
}

h2 {
  font-family: var(--serif);
  font-size: clamp(2.05rem, 4.4vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
}

h2 em, h1 em, .lede em {
  font-style: italic;
  color: var(--signal);
}

.lede {
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  color: var(--paper-dim);
  max-width: 38rem;
  line-height: 1.5;
  overflow-wrap: break-word;
}

code {
  font-family: var(--mono);
  font-size: 0.84em;
  background: var(--ink-2);
  border: 1px solid var(--line);
  padding: 0.08em 0.38em;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.tool-name { background: none; border: 0; padding: 0; }

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 var(--gutter);
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--ink) 88%, transparent);
  backdrop-filter: blur(18px) saturate(1.25);
  transition: box-shadow 200ms var(--ease), border-color 200ms var(--ease);
}

.nav.scrolled {
  border-bottom-color: var(--line-2);
  box-shadow: 0 12px 40px color-mix(in srgb, #000 45%, transparent);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}
.brand:hover { color: var(--signal); }
.brand svg { width: 22px; height: 22px; display: block; }

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links a {
  text-decoration: none;
  color: var(--paper-dim);
  position: relative;
  padding: 0.2rem 0;
}
.nav-links a:hover { color: var(--paper); }
.nav-links a[aria-current="page"] { color: var(--signal); }
.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1.35rem;
  height: 2px;
  background: var(--signal);
}

.nav-meta {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  flex-shrink: 0;
}

.nav-meta .live {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--signal);
}

.pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 70%, transparent);
  animation: pulse 1.8s var(--ease) infinite;
}

@keyframes pulse {
  70% { box-shadow: 0 0 0 8px transparent; }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
  border: 1px solid transparent;
  padding: 0.85rem 1.2rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 160ms var(--ease), color 160ms var(--ease), border-color 160ms var(--ease), transform 160ms var(--ease);
}

.btn-signal {
  background: var(--signal);
  color: var(--signal-ink);
}
.btn-signal:hover { background: #d4ff5c; transform: translateY(-1px); }
.btn-signal:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  border-color: var(--line-2);
  color: var(--paper);
}
.btn-ghost:hover { border-color: var(--signal); color: var(--signal); }

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* ---------- hero ---------- */

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  min-height: min(calc(100vh - var(--nav-h)), 52rem);
  border-bottom: 1px solid var(--line);
}

.hero-copy {
  padding: clamp(2.2rem, 5vw, 4.5rem) var(--gutter);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.45rem;
  border-right: 1px solid var(--line);
  position: relative;
  animation: rise 0.7s var(--ease);
}

.hero-copy::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18%;
  bottom: 18%;
  width: 2px;
  background: var(--signal);
}

.hero-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.pill {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--line-2);
  padding: 0.28rem 0.55rem;
  color: var(--paper-dim);
}

.pill.on {
  border-color: color-mix(in srgb, var(--signal) 50%, var(--line-2));
  color: var(--signal);
  background: color-mix(in srgb, var(--signal) 8%, transparent);
}

.hero-visual {
  position: relative;
  overflow: hidden;
  contain: paint;
  background: #050605;
  animation: fade 1.1s var(--ease);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 32% 48%;
  min-height: 420px;
  filter: contrast(1.06) saturate(1.12);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 38%, color-mix(in srgb, var(--ink) 82%, transparent) 100%),
    linear-gradient(90deg, color-mix(in srgb, var(--ink) 38%, transparent), transparent 32%);
  pointer-events: none;
}

.terminal {
  position: absolute;
  left: 1.15rem;
  right: 1.15rem;
  bottom: 1.15rem;
  z-index: 2;
  background: color-mix(in srgb, var(--ink) 84%, transparent);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(12px);
  padding: 0.9rem 1rem 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.55;
  transition: opacity 280ms var(--ease);
}

.terminal-bar {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  margin-bottom: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.t-in { color: var(--signal); }
.t-key { color: var(--muted); }
.t-val { color: var(--paper); }
.t-ok { color: var(--signal); }

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
@keyframes fade {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---------- marquee ---------- */

.marquee {
  overflow: hidden;
  contain: paint;
  max-width: 100%;
  border-bottom: 1px solid var(--line);
  background: var(--ink-2);
}

.marquee-track {
  display: flex;
  gap: 2rem;
  width: max-content;
  animation: marquee 42s linear infinite;
  padding: 0.72rem 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.marquee:hover .marquee-track { animation-play-state: paused; }

.marquee-track span::before {
  content: "·";
  color: var(--signal);
  margin-right: 2rem;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- facts ---------- */

.hero > *,
.split > *,
.fact,
.card,
.phase,
.lock article,
.section-head > * {
  min-width: 0;
}

.facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
}

.fact {
  padding: 1.5rem var(--gutter);
  border-right: 1px solid var(--line);
  transition: background 180ms var(--ease);
}
.fact:last-child { border-right: none; }
.fact:hover { background: var(--ink-2); }

.fact b {
  display: block;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  margin: 0.2rem 0 0.25rem;
}

.fact span {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- sections ---------- */

.section {
  padding: clamp(3.6rem, 8vw, 6.6rem) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: calc(var(--nav-h) + 8px);
}

.section-head {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1.5rem;
  margin-bottom: 2.4rem;
  align-items: start;
}

.idx {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal);
  padding-top: 0.55rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.prose p {
  color: var(--paper-dim);
  max-width: 38rem;
  margin: 0 0 1rem;
}
.prose p:last-child { margin-bottom: 0; }

.prose a {
  color: var(--paper);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--signal) 50%, transparent);
  text-underline-offset: 0.22em;
  text-decoration-thickness: 1px;
}
.prose a:hover { color: var(--signal); text-decoration-color: var(--signal); }

/* ---------- cards ---------- */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.card {
  background: var(--ink);
  padding: 1.5rem 1.35rem 1.6rem;
  transition: background 180ms var(--ease);
}
.card:hover { background: var(--ink-2); }

.card h3 {
  font-family: var(--serif);
  font-size: 1.6rem;
  margin: 0.4rem 0 0.55rem;
}

.card p { color: var(--paper-dim); margin: 0; font-size: 0.95rem; }

.num {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--signal);
}

/* ---------- lifecycle ---------- */

.phases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.phase {
  background: var(--ink);
  padding: 1.35rem 1.25rem 1.55rem;
  min-height: 11.5rem;
  transition: background 180ms var(--ease);
}
.phase:hover { background: var(--ink-2); }

.phase .n {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--signal);
  letter-spacing: 0.12em;
}

.phase h3 {
  font-family: var(--serif);
  font-size: 1.7rem;
  margin: 0.7rem 0 0.45rem;
}

.phase p { margin: 0; color: var(--paper-dim); font-size: 0.92rem; }

.curve-wrap {
  margin-top: 2rem;
  border: 1px solid var(--line);
  padding: 1.2rem 1.1rem 0.4rem;
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 100% 28px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 28px 100%,
    var(--ink-2);
}

.curve-wrap svg { width: 100%; height: 160px; display: block; }

.curve-wrap path.draw {
  stroke-dasharray: 1800;
  stroke-dashoffset: 1800;
  animation: draw-curve 1.8s var(--ease) 0.2s forwards;
}

@keyframes draw-curve {
  to { stroke-dashoffset: 0; }
}

.curve-caption {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.6rem 0.1rem 0.8rem;
}

/* ---------- tools ---------- */

.tools-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.2rem;
  align-items: center;
}

.filter {
  background: transparent;
  border: 1px solid var(--line-2);
  color: var(--paper-dim);
  padding: 0.48rem 0.8rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 140ms var(--ease), color 140ms var(--ease), border-color 140ms var(--ease);
}
.filter:hover { border-color: var(--signal); color: var(--signal); }
.filter[aria-pressed="true"] {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--signal-ink);
}

.search {
  margin-left: auto;
  background: var(--ink-2);
  border: 1px solid var(--line-2);
  padding: 0.55rem 0.8rem;
  min-width: min(100%, 16rem);
  font-family: var(--mono);
  font-size: 0.8rem;
  appearance: none;
  border-radius: 0;
}
.search::placeholder { color: var(--muted); }
.search:focus {
  outline: 1px solid var(--signal);
  outline-offset: 0;
  border-color: var(--signal);
}

.tool-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.tool-table th {
  text-align: left;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
  padding: 0.7rem 0.8rem;
  border-bottom: 1px solid var(--line);
}

.tool-table td {
  padding: 0.9rem 0.8rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.tool-table td:last-child { overflow-wrap: anywhere; }

.tool-table tbody tr { transition: background 140ms var(--ease); }
.tool-table tbody tr:hover td { background: var(--ink-2); }

.tool-name {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--signal);
}

.mode {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.16rem 0.42rem;
  border: 1px solid var(--line-2);
  white-space: nowrap;
}
.mode.read { color: var(--read); border-color: color-mix(in srgb, var(--read) 35%, var(--line)); }
.mode.write { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, var(--line)); }

/* ---------- code ---------- */

.code-block {
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-2);
}

.code-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 0.55rem 0.45rem 1.05rem;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

pre, .code {
  font-family: var(--mono);
  font-size: 0.78rem;
  line-height: 1.6;
  background: transparent;
  border: 0;
  margin: 0;
  padding: 1rem 1.05rem;
  overflow-x: auto;
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: pre-wrap;
  color: var(--paper-dim);
  max-width: 100%;
}

.copy {
  background: var(--ink);
  border: 1px solid var(--line-2);
  color: var(--paper-dim);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.28rem 0.55rem;
  cursor: pointer;
  transition: color 140ms var(--ease), border-color 140ms var(--ease), background 140ms var(--ease);
}
.copy:hover { color: var(--signal); border-color: var(--signal); }
.copy.copied { color: var(--signal-ink); background: var(--signal); border-color: var(--signal); }

/* ---------- lock / safety ---------- */

.lock {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.lock article {
  background: var(--ink);
  padding: 1.7rem 1.45rem;
  transition: background 180ms var(--ease);
}
.lock article:hover { background: var(--ink-2); }

.lock h3 {
  font-family: var(--serif);
  font-size: 1.8rem;
  margin: 0.4rem 0 0.6rem;
}

.lock p { margin: 0; color: var(--paper-dim); }

.warn-box {
  border: 1px solid color-mix(in srgb, var(--hot) 45%, var(--line));
  background: color-mix(in srgb, var(--hot) 8%, var(--ink));
  padding: 1.15rem 1.25rem;
  color: var(--paper-dim);
}
.warn-box strong { color: var(--hot); font-weight: 500; }
.warn-box a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}
.warn-box a:hover { color: var(--signal); }

.addr {
  font-family: var(--mono);
  font-size: 0.78rem;
  word-break: break-all;
  color: var(--signal);
  text-decoration: none;
}
.addr:hover { text-decoration: underline; }

.kv {
  width: 100%;
  max-width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
}
.kv th, .kv td {
  text-align: left;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  overflow-wrap: anywhere;
}
.kv tr:hover td, .kv tr:hover th { background: color-mix(in srgb, var(--ink-2) 70%, transparent); }
.kv th {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 400;
  width: 34%;
  padding-right: 1rem;
}

/* ---------- page hero ---------- */

.page-hero {
  padding: clamp(3.1rem, 7vw, 5.6rem) 0 2.7rem;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 { margin-top: 0.7rem; }
.page-hero .lede { margin-top: 1.05rem; }

.page-hero .kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
}
.page-hero .kicker::after {
  content: "";
  width: 2.6rem;
  height: 1px;
  background: var(--signal);
}

/* ---------- footer ---------- */

.foot {
  padding: 2.6rem 0 2.2rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  border-top: 1px solid var(--line);
}

.foot-top {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2.5rem;
  padding-bottom: 1.8rem;
  border-bottom: 1px solid var(--line);
}

.foot-brand p {
  margin: 0.85rem 0 0;
  max-width: 22rem;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.92rem;
  letter-spacing: -0.011em;
  line-height: 1.5;
}

.foot-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.foot-nav h4 {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-dim);
  margin-bottom: 0.7rem;
}

.foot-nav a {
  display: block;
  color: var(--muted);
  text-decoration: none;
  margin: 0.28rem 0;
}
.foot-nav a:hover { color: var(--signal); }

.foot-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.2rem;
}

.cta-band {
  position: relative;
  overflow: hidden;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
  padding: clamp(3.2rem, 6vw, 4.8rem) 0;
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: -20% 40% auto -10%;
  height: 80%;
  background: radial-gradient(ellipse at center, color-mix(in srgb, var(--signal) 14%, transparent), transparent 70%);
  pointer-events: none;
}

.cta-band .row { margin-top: 1.5rem; }

/* ---------- 404 ---------- */

.gone {
  min-height: calc(100vh - var(--nav-h) - 8rem);
  display: flex;
  align-items: center;
  padding: 4rem 0;
}

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .hero, .split, .facts, .grid-3, .phases, .lock, .section-head, .foot-top {
    grid-template-columns: 1fr;
  }
  .hero { min-height: 0; }
  .hero-copy { border-right: none; border-bottom: 1px solid var(--line); }
  .hero-copy::before { top: auto; bottom: 0; left: var(--gutter); right: var(--gutter); width: auto; height: 2px; }
  .fact { border-right: none; border-bottom: 1px solid var(--line); }
  .section-head { gap: 0.45rem; }
  .nav {
    flex-wrap: wrap;
    height: auto;
    row-gap: 0.55rem;
    padding-top: 0.8rem;
    padding-bottom: 0.8rem;
  }
  .nav-meta { display: none; }
  .nav-links {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    order: 3;
    gap: 0.85rem 1.15rem;
  }
  .nav-links a[aria-current="page"]::after { display: none; }
  .search { margin-left: 0; width: 100%; }
  .tool-table .hide-sm { display: none; }
  pre, .code { white-space: pre-wrap; word-break: break-word; }
}

@media (max-width: 700px) {
  .tool-table thead { display: none; }
  .tool-table, .tool-table tbody, .tool-table tr, .tool-table td {
    display: block;
    width: 100%;
  }
  .tool-table tr {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
  }
  .tool-table td {
    padding: 0.12rem 0;
    border: none;
  }
  .tool-table td:last-child {
    color: var(--paper-dim);
    font-size: 0.88rem;
    padding-top: 0.35rem;
    overflow-wrap: anywhere;
  }
}

@media (max-width: 640px) {
  h1 { font-size: clamp(2.55rem, 13vw, 3.4rem); }
  .terminal { font-size: 0.64rem; left: 0.7rem; right: 0.7rem; bottom: 0.7rem; }
  .foot-nav { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track, .pulse, .curve-wrap path.draw, .hero-copy, .hero-visual {
    animation: none !important;
  }
  .hero-copy, .hero-visual { opacity: 1; transform: none; }
  .terminal { transition: none !important; }
  .btn, .card, .phase, .fact, .lock article { transition: none; }
}