/* ============================================================
   HOUND — style.css
   Topographic field-survey metaphor. All sharp corners. One accent (teal).
   ============================================================ */

:root {
  /* Backgrounds — warm coal, not pure black */
  --coal: #0c0b09;
  --coal-light: #14110d;
  --coal-card: #1a1612;

  /* Text — warm ink, not pure white */
  --ink: #ede7db;
  --ink-dim: #9a9189;
  --ink-faint: #4a4540;

  /* Accent — teal, from existing brand */
  --teal: #19a7a0;
  --teal-bright: #2dd4cc;
  --teal-glow: rgba(25, 167, 160, 0.15);

  /* Signal — amber, used SPARINGLY only for status dots */
  --amber: #e89213;
  --amber-dim: #9a6210;

  /* Borders — warm hairlines */
  --border: rgba(237, 231, 219, 0.08);
  --border-bright: rgba(237, 231, 219, 0.15);

  /* Motion */
  --ease-big: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-small: cubic-bezier(0.33, 1, 0.68, 1);

  /* Type */
  --f-display: "Space Grotesk", sans-serif;
  --f-body: "Newsreader", serif;
  --f-mono: "JetBrains Mono", monospace;

  /* Layout */
  --maxw: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

/* ---------------- reset ---------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--coal);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  text-wrap: pretty;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul, ol { list-style: none; }
code { font-family: var(--f-mono); }

::selection { background: var(--teal); color: var(--coal); }

/* ---------------- grain overlay (global) ---------------- */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 90;
  opacity: 0.04;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%   { transform: translate(0, 0); }
  10%  { transform: translate(-4%, -3%); }
  20%  { transform: translate(3%, 4%); }
  30%  { transform: translate(-2%, 5%); }
  40%  { transform: translate(4%, -2%); }
  50%  { transform: translate(-5%, 1%); }
  60%  { transform: translate(2%, -4%); }
  70%  { transform: translate(-3%, 3%); }
  80%  { transform: translate(5%, 2%); }
  90%  { transform: translate(-1%, -5%); }
  100% { transform: translate(0, 0); }
}

/* ---------------- skip link ---------------- */
.skip-link {
  position: fixed;
  top: -100px;
  left: 1rem;
  z-index: 200;
  background: var(--teal);
  color: var(--coal);
  font-family: var(--f-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.6rem 1rem;
  transition: top 200ms var(--ease-small);
}
.skip-link:focus { top: 1rem; }

/* ---------------- visually hidden (for screen readers + crawlers) ---------------- */
.visually-hidden {
  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;
}

/* ---------------- focus ---------------- */
:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--gutter);
  mix-blend-mode: difference;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.nav-mark { width: 22px; height: 22px; }
.nav-word {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.nav-ver {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-dim);
  letter-spacing: 0.05em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.nav-links a {
  font-family: var(--f-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-dim);
  transition: color 200ms var(--ease-small);
  padding: 0.5rem 0;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--teal); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 0.5rem;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  align-items: center;
}
.toggle-bar {
  width: 22px;
  height: 2px;
  background: var(--ink);
  transition: transform 300ms var(--ease-small), opacity 200ms var(--ease-small);
}
.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ============================================================
   SHARED — section labels, titles, ital-accent, contour divider
   ============================================================ */
main { display: block; }

.sec-label {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}
.sec-num { color: var(--teal); font-weight: 500; }
.sec-rule {
  display: inline-block;
  width: 2.25rem;
  height: 1px;
  background: var(--border-bright);
}
.sec-tag { color: var(--ink-dim); }

.sec-head { padding: 0 var(--gutter); max-width: var(--maxw); margin: 0 auto; }
.sec-title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  text-wrap: balance;
  max-width: 22ch;
}
.sec-title-dim { color: var(--ink-dim); font-weight: 500; }
.sec-head-dim .sec-tag { color: var(--ink-faint); }

.ital-accent {
  font-family: var(--f-body);
  font-style: italic;
  font-weight: 400;
  color: var(--teal);
  text-transform: lowercase;
}

/* contour divider (full-width hairline) */
.contour-divider {
  display: block;
  width: 100%;
  height: 40px;
  color: var(--teal);
  opacity: 0.1;
  flex: none;
}
.footer-contour { opacity: 0.08; }

/* dot (status) */
.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--amber);
  flex: none;
}
.dot-pulse { animation: pulse 2.4s var(--ease-big) infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.45; }
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.95rem 1.6rem;
  min-height: 44px;
  transition: transform 150ms var(--ease-small), background 250ms var(--ease-small), border-color 250ms var(--ease-small), color 250ms var(--ease-small);
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--teal);
  color: var(--coal);
}
.btn-primary:hover { background: var(--teal-bright); }
.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border-bright);
}
.btn-secondary:hover { border-color: var(--teal); color: var(--teal); }

/* ============================================================
   COPY BUTTONS
   ============================================================ */
.copy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.5rem 0.85rem;
  min-width: 44px;
  min-height: 32px;
  color: var(--ink-dim);
  border: 1px solid var(--border-bright);
  background: transparent;
  transition: color 200ms var(--ease-small), border-color 200ms var(--ease-small), background 200ms var(--ease-small);
  position: relative;
}
.copy-btn:hover { color: var(--teal); border-color: var(--teal); }
.copy-btn:active { transform: scale(0.96); }
.copy-btn .copy-done { display: none; }
.copy-btn.copied .copy-label { display: none; }
.copy-btn.copied .copy-done { display: inline; color: var(--teal); }
.copy-btn.sm { font-size: 10px; padding: 0.4rem 0.7rem; }

/* ============================================================
   CLIP-PATH REVEAL
   ============================================================ */
.clip-reveal { display: block; overflow: hidden; }
.clip-inner {
  display: block;
}
/* Only hide content if JS is available (progressive enhancement) */
html.js .clip-inner {
  transform: translateY(115%);
  transition: transform 1.2s var(--ease-big);
}
html.js .clip-reveal.visible .clip-inner { transform: translateY(0); }
html.js .clip-reveal:nth-child(2) .clip-inner { transition-delay: 0.12s; }

/* ============================================================
   SECTION 1 — HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 88px var(--gutter) 4rem;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: 8%;
  right: -4%;
  width: 52%;
  height: 84%;
  background: radial-gradient(circle at 60% 50%, var(--teal-glow), transparent 65%);
  pointer-events: none;
  z-index: 0;
}
.hero-grid {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 3rem;
  align-items: center;
}
.hero-left { max-width: 640px; }

.hero-title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  text-wrap: balance;
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-family: var(--f-body);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-dim);
  max-width: 45ch;
  margin-bottom: 2rem;
}

/* install block (hero) */
.install-block {
  display: flex;
  align-items: stretch;
  background: var(--coal-card);
  border: 1px solid var(--border);
  margin-bottom: 1.75rem;
  max-width: 100%;
  overflow: hidden;
}
.install-code {
  font-family: var(--f-mono);
  font-size: 14px;
  padding: 0.95rem 1.1rem;
  white-space: nowrap;
  overflow-x: auto;
  color: var(--ink);
  flex: 1;
}
.install-block .copy-btn {
  border: none;
  border-left: 1px solid var(--border-bright);
  flex: none;
  padding: 0 1rem;
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; }

/* hero visual (right) */
.hero-visual {
  position: relative;
  aspect-ratio: 5 / 6;
  min-height: 420px;
  width: 100%;
  overflow: hidden;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  filter: contrast(1.05) brightness(0.7);
}
.hero-contours {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-contours .contour {
  fill: none;
  stroke: var(--teal);
  stroke-width: 1;
}
.hero-contours .c1 { opacity: 0.08; }
.hero-contours .c2 { opacity: 0.06; }
.hero-contours .c3 { opacity: 0.13; }
.hero-contours .c4 { opacity: 0.09; }
.hero-contours .c5 { opacity: 0.05; }
.hero-contours .c6 { opacity: 0.11; }
.hero-contours .c7 { opacity: 0.07; }

/* tracking path (self-drawing) */
.track-path {
  fill: none;
  stroke: var(--teal-bright);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 4px var(--teal-glow));
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
}
.track-path.drawn { animation: drawPath 2s var(--ease-big) forwards; }
@keyframes drawPath { to { stroke-dashoffset: 0; } }

/* waypoints */
.waypoint .wp-ring { fill: none; stroke: var(--amber); stroke-width: 1.2; }
.waypoint .wp-core { fill: var(--amber); }
.waypoint .wp-label {
  font-family: var(--f-mono);
  font-size: 9px;
  fill: var(--ink-dim);
  letter-spacing: 0.08em;
}
.waypoint { opacity: 0; transition: opacity 400ms var(--ease-small); }
.waypoint.shown { opacity: 1; }

.hero-caption {
  position: absolute;
  bottom: 0.6rem;
  left: 0.6rem;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  z-index: 2;
}

/* ============================================================
   SECTION 2 — TOOLS (hover-fill rows)
   ============================================================ */
.tools { padding: 5rem 0 4rem; }
.tools .tool-rows {
  max-width: var(--maxw);
  margin: 2.5rem auto 0;
  border-bottom: 1px solid var(--border);
}

.hover-fill-row {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border);
  cursor: pointer;
}
.hover-fill-row .fill-layer {
  position: absolute;
  inset: 0;
  background: var(--teal);
  transform: translateY(100%);
  transition: transform 500ms var(--ease-big);
  pointer-events: none;
}
.hover-fill-row:hover .fill-layer,
.hover-fill-row:focus-visible .fill-layer { transform: translateY(0); }
.hover-fill-row .row-content {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem 2rem;
  transition: color 300ms var(--ease-small);
}
.hover-fill-row:hover .row-content,
.hover-fill-row:focus-visible .row-content { color: var(--coal); }
.hover-fill-row:hover .row-desc,
.hover-fill-row:focus-visible .row-desc { color: var(--coal); opacity: 0.82; }
.hover-fill-row:hover .row-tag,
.hover-fill-row:focus-visible .row-tag { color: var(--coal); border-color: var(--coal); }

.row-number {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--teal);
  font-weight: 500;
  flex: none;
  width: 2rem;
}
.hover-fill-row:hover .row-number,
.hover-fill-row:focus-visible .row-number { color: var(--coal); }
.row-text { flex: 1; min-width: 0; }
.row-title {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.01em;
  margin-bottom: 0.2rem;
}
.row-desc {
  font-family: var(--f-body);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-dim);
  transition: color 300ms var(--ease-small), opacity 300ms var(--ease-small);
}
.row-tag {
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--teal);
  border: 1px solid var(--border-bright);
  padding: 0.4rem 0.7rem;
  flex: none;
  white-space: nowrap;
  transition: color 300ms var(--ease-small), border-color 300ms var(--ease-small);
}

/* ============================================================
   SECTION 3 — STEALTH
   ============================================================ */
.stealth { padding: 5rem 0 4rem; }
.stealth-split {
  max-width: var(--maxw);
  margin: 2.5rem auto 0;
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 3rem;
  padding: 0 var(--gutter);
  align-items: start;
}
.stealth-desc p {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  max-width: 50ch;
}

/* telemetry panel */
.telemetry-panel {
  background: var(--coal-card);
  border: 1px solid var(--border);
  padding: 1.4rem 1.5rem;
}
.panel-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.panel-sub {
  font-family: var(--f-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  margin: 1.1rem 0 0.6rem;
}
.panel-sub:first-of-type { margin-top: 0; }

.tel-list { display: flex; flex-direction: column; gap: 0.4rem; }
.tel-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--f-mono);
  font-size: 12px;
}
.tel-name { color: var(--ink); flex: 1; }
.tel-status { font-size: 11px; letter-spacing: 0.06em; }
.tel-status.pass { color: var(--amber); }

.tel-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--f-mono);
  font-size: 12px;
}
.tel-table th {
  text-align: left;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  font-weight: 500;
  padding: 0.4rem 0.6rem 0.4rem 0;
  border-bottom: 1px solid var(--border);
}
.tel-table td {
  padding: 0.45rem 0.6rem 0.45rem 0;
  color: var(--ink-dim);
  border-bottom: 1px solid var(--border);
}
.tel-table td:first-child { color: var(--ink); }
.tel-table .t-code { color: var(--teal); }
.tel-table tr:last-child td { border-bottom: none; }

/* signals block (below split) */
.signals-block {
  max-width: var(--maxw);
  margin: 3rem auto 0;
  padding: 1.6rem 2rem;
  background: var(--coal-light);
  border: 1px solid var(--border);
}
.signals-block .panel-sub { margin-top: 0; }
.signals-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--f-mono);
  font-size: 13px;
}
.signals-table td { padding: 0.55rem 0; border-bottom: 1px solid var(--border); }
.signals-table tr:last-child td { border-bottom: none; }
.sig-name { color: var(--ink); }
.sig-val { color: var(--teal); }
.sig-state { color: var(--amber); text-align: right; }
.signals-note {
  font-family: var(--f-body);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-dim);
  margin-top: 1.2rem;
}

/* ============================================================
   SECTION 4 — SEARCH
   ============================================================ */
.search { padding: 5rem 0 4rem; }
.search-split {
  max-width: var(--maxw);
  margin: 1.25rem auto 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  padding: 0 var(--gutter);
  align-items: center;
}
.search-desc {
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  max-width: 50ch;
  margin-bottom: 2.5rem;
}
.callout-stats { display: flex; gap: 2.5rem; flex-wrap: wrap; }
.callout { display: flex; flex-direction: column; gap: 0.3rem; }
.callout-num {
  font-family: var(--f-mono);
  font-size: 48px;
  font-weight: 500;
  color: var(--teal);
  line-height: 1;
  letter-spacing: -0.02em;
}
.callout-label {
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
}

/* radial diagram */
.search-diagram { display: flex; justify-content: center; align-items: center; }
.radial-diagram { width: 100%; max-width: 420px; height: auto; }
.radial-lines line {
  stroke: var(--teal);
  stroke-width: 1;
  opacity: 0.2;
  stroke-dasharray: 140;
  stroke-dashoffset: 140;
  transition: stroke-dashoffset 0.9s var(--ease-big);
}
.radial-diagram.drawn .radial-lines line { stroke-dashoffset: 0; }
.r-node circle {
  fill: var(--coal-card);
  stroke: var(--teal);
  stroke-width: 1;
  opacity: 0.85;
}
.r-node text {
  font-family: var(--f-mono);
  font-size: 8px;
  fill: var(--ink-dim);
  text-anchor: middle;
  letter-spacing: 0;
}
.r-center circle { fill: var(--teal-bright); stroke: none; }
.r-center-l1, .r-center-l2 {
  font-family: var(--f-mono);
  font-size: 8px;
  fill: var(--coal);
  text-anchor: middle;
  letter-spacing: 0.05em;
  font-weight: 500;
}

/* ============================================================
   SECTION 5 — COMPARE
   ============================================================ */
.compare { padding: 5rem 0 4rem; }
.compare-rows {
  max-width: var(--maxw);
  margin: 2.5rem auto 0;
  border-bottom: 1px solid var(--border);
}
.compare-row .compare-content {
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
}
.compare-row .row-title { font-size: 22px; }
.compare-row .row-cols {
  display: flex;
  gap: 2rem;
  width: 100%;
  flex-wrap: wrap;
}
.compare-row .row-cols .row-desc {
  flex: 1;
  min-width: 200px;
  font-size: 14px;
  color: var(--ink);
}
.compare-row .row-miss {
  flex: 1;
  min-width: 200px;
  font-family: var(--f-body);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-faint);
  transition: color 300ms var(--ease-small);
}
.hover-fill-row:hover .row-miss,
.hover-fill-row:focus-visible .row-miss { color: var(--coal); opacity: 0.7; }

/* winner row — permanently filled */
.winner .fill-always { transform: translateY(0); }
.winner .row-content,
.winner .row-title,
.winner .row-desc,
.winner .row-miss { color: var(--coal) !important; }
.winner .row-desc { opacity: 0.9; }
.winner .row-miss { opacity: 0; }

/* token callout */
.token-callout {
  max-width: var(--maxw);
  margin: 3rem auto 0;
  padding: 0 var(--gutter);
}
.token-callout > div { display: inline-block; }
.tc-left, .tc-center, .tc-right {
  display: flex;
  align-items: baseline;
}
.token-callout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 2rem;
  background: var(--coal-card);
  border: 1px solid var(--border);
  padding: 1.6rem 2rem;
}
.tc-big {
  font-family: var(--f-mono);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.tc-teal { color: var(--teal); }
.tc-small {
  font-family: var(--f-mono);
  font-size: 14px;
  color: var(--ink-dim);
  letter-spacing: 0.05em;
}
.tc-note {
  flex-basis: 100%;
  font-family: var(--f-body);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-dim);
  margin-top: 0.5rem;
}

/* ============================================================
   SECTION 6 — INSTALL
   ============================================================ */
.install { padding: 5rem 0 4rem; }
.install-blocks {
  max-width: var(--maxw);
  margin: 2.5rem auto 0;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.term-block {
  position: relative;
  background: var(--coal-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
}
.term-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.1rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.term-prompt { color: var(--teal); }
.term-file { color: var(--ink-dim); }
.term-code {
  display: block;
  font-family: var(--f-mono);
  font-size: 14px;
  padding: 1rem 1.1rem;
  color: var(--ink);
  white-space: pre-wrap;
  word-break: break-all;
  flex: 1;
}
.term-block .copy-btn {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  border: 1px solid var(--border);
  background: var(--coal-card);
}

/* details */
.details-list {
  max-width: var(--maxw);
  margin: 2.5rem auto 0;
  padding: 0 var(--gutter);
}
.detail {
  border-top: 1px solid var(--border);
}
.detail:last-of-type { border-bottom: 1px solid var(--border); }
.detail summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 0.5rem;
  font-family: var(--f-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  transition: color 200ms var(--ease-small);
}
.detail summary::-webkit-details-marker { display: none; }
.detail summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: 18px;
  color: var(--teal);
  transition: transform 250ms var(--ease-small);
}
.detail[open] summary::after { content: "\2013"; }
.detail summary:hover { color: var(--teal); }
.detail-tag { color: var(--teal); flex: none; }
.detail-body { padding: 0 0.5rem 1.4rem 2.6rem; }
.detail-body p {
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-dim);
  margin-top: 0.6rem;
}
.code-inline {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--coal-light);
  border: 1px solid var(--border);
  padding: 0.55rem 0.6rem;
  flex-wrap: wrap;
}
.code-inline code {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--ink);
  flex: 1;
  min-width: 0;
  word-break: break-all;
}
.cmd-list { display: flex; flex-direction: column; gap: 0.5rem; }
.cmd-list li {
  font-family: var(--f-body);
  font-size: 15px;
  color: var(--ink-dim);
}
.cmd-list code {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--teal);
  margin-right: 0.5rem;
}

/* agent prompt */
.agent-prompt {
  max-width: var(--maxw);
  margin: 2.5rem auto 0;
  padding: 0 var(--gutter);
}
.agent-prompt {
  background: var(--coal-card);
  border: 1px solid var(--teal);
  border-left-width: 2px;
}
.agent-prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1.4rem;
  border-bottom: 1px solid var(--border);
}
.ap-label {
  font-family: var(--f-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--teal);
}
.agent-prompt-code {
  font-family: var(--f-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink);
  padding: 1.2rem 1.4rem;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ============================================================
   HONEST LIMITS
   ============================================================ */
.limits { padding: 4rem 0 5rem; }
.limits-list {
  max-width: var(--maxw);
  margin: 2rem auto 0;
  padding: 0 var(--gutter);
  display: flex;
  flex-direction: column;
}
.limits-list li {
  display: flex;
  gap: 1.25rem;
  align-items: baseline;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
}
.limits-list li:first-child { border-top: 1px solid var(--border); }
.limit-tag {
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--amber);
  flex: none;
  width: 5.5rem;
}
.limit-text {
  font-family: var(--f-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink-dim);
}
.limit-text code {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--teal);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  position: relative;
  padding: 2.5rem 0 1.5rem;
  border-top: 1px solid var(--border);
}
.footer-contour { position: absolute; top: 0; left: 0; }
.footer-grid {
  max-width: var(--maxw);
  margin: 1.5rem auto 0;
  padding: 2.5rem var(--gutter) 0;
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 2rem;
  align-items: start;
}
.footer-brand { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.6rem; }
.footer-mark { width: 20px; height: 20px; }
.footer-word {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.02em;
}
.footer-ver {
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--ink-dim);
}
.footer-license {
  font-family: var(--f-body);
  font-size: 13px;
  color: var(--ink-dim);
}
.footer-col-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2rem;
  justify-content: center;
}
.footer-col-links a {
  font-family: var(--f-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  transition: color 200ms var(--ease-small);
}
.footer-col-links a:hover { color: var(--teal); }
.footer-col-status { display: flex; flex-direction: column; align-items: flex-end; gap: 0.5rem; }
.status-line { display: flex; align-items: center; gap: 0.55rem; }
.status-text {
  font-family: var(--f-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
}
.stars-text {
  font-family: var(--f-mono);
  font-size: 10px;
  color: var(--ink-faint);
  letter-spacing: 0.05em;
}
.footer-bottom {
  text-align: center;
  padding: 2.5rem 0 1rem;
}
.footer-bottom p {
  font-family: var(--f-body);
  font-style: italic;
  font-size: 14px;
  color: var(--ink-faint);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { aspect-ratio: 1 / 1; min-height: 340px; max-width: 460px; }
  .hero-glow { width: 80%; right: 10%; }
  .stealth-split { grid-template-columns: 1fr; gap: 2rem; }
  .search-split { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; text-align: left; }
  .footer-col-links { justify-content: flex-start; }
  .footer-col-status { align-items: flex-start; }
}

@media (max-width: 768px) {
  body { font-size: 16px; }
  .nav { mix-blend-mode: normal; }
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--coal);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem var(--gutter) 1.25rem;
    transform: translateY(-130%);
    transition: transform 350ms var(--ease-small);
    z-index: 99;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 0.9rem 0; border-bottom: 1px solid var(--border); }
  .nav-toggle { display: flex; }

  .install-blocks { grid-template-columns: 1fr; }
  .hero { padding: 84px var(--gutter) 3rem; }
  .tools, .stealth, .search, .compare, .install { padding: 3.5rem 0 2.5rem; }
  .limits { padding: 3rem 0 3.5rem; }
  .sec-head { padding: 0 var(--gutter); }
  .stealth-split, .search-split, .token-callout, .details-list, .agent-prompt, .limits-list, .compare-rows .tool-rows { padding-left: var(--gutter); padding-right: var(--gutter); }
  .row-content { gap: 1rem; padding: 1.25rem 1.25rem; flex-wrap: wrap; }
  .row-number { width: auto; }
  .row-tag { margin-left: auto; }
  .compare-row .row-cols { flex-direction: column; gap: 0.4rem; }
  .callout-stats { gap: 1.75rem; }
  .callout-num { font-size: 38px; }
  .signals-block { padding: 1.2rem 1.1rem; margin: 2rem var(--gutter) 0; }
  .telemetry-panel { padding: 1.1rem 1rem; }
  .tel-table { font-size: 11px; }
  .signals-table { font-size: 12px; }
  .limit-tag { width: 4.5rem; }
  .agent-prompt { padding: 0 var(--gutter); }
  .agent-prompt-head { padding: 0.7rem 1rem; }
  .agent-prompt-code { padding: 1rem; font-size: 12px; }
}

@media (max-width: 480px) {
  :root { --gutter: 1rem; }
  .hero-title { font-size: clamp(2.1rem, 9vw, 3rem); }
  .install-code { font-size: 12px; }
  .row-title { font-size: 17px; }
  .tc-big { font-size: 24px; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  body::after { animation: none; }
  .clip-inner { transform: translateY(0); }
  .track-path { stroke-dashoffset: 0; animation: none; }
  .waypoint { opacity: 1; transition: none; }
  .radial-lines line { stroke-dashoffset: 0; transition: none; }
  .dot-pulse { animation: none; }
}