/* ============================================================
   HADRONIC "Collider Bold" stealth theme
   Collider's world · Zug's voice
   Deep-space near-black · cherenkov cyan · poster-scale type
   ============================================================ */

:root {
  --bg:        #05080f;   /* deep blue-black, never pure black */
  --bg-raise:  #090d17;
  --bg-panel:  #0b101c;
  --ink:       #e7ecf3;
  --ink-body:  #c6cfdb;   /* long-form paragraphs, high contrast */
  --ink-dim:   #aab5c5;
  --ink-faint: #7e8a9c;
  --accent:    #66e0ff;   /* cherenkov cyan */
  --accent-dim:#2e97b8;
  --accent-glow: rgba(102, 224, 255, 0.14);
  --hairline:  rgba(151, 173, 199, 0.14);
  --hairline-strong: rgba(151, 173, 199, 0.26);

  /* --gh-font-heading and --gh-font-body allow Ghost admin custom fonts,
     falling back to the Hadronic brand stacks */
  --font-display: var(--gh-font-heading, "Fraunces", "Iowan Old Style", Georgia, "Times New Roman", serif);
  --font-body:    var(--gh-font-body, "Instrument Sans", "Avenir Next", "Helvetica Neue", Helvetica, sans-serif);
  --font-mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --w-max: 1180px;
  --pad-x: clamp(1.25rem, 5vw, 4rem);

  --step--1: clamp(0.78rem, 0.74rem + 0.2vw, 0.875rem);
  --step-0:  clamp(1rem, 0.95rem + 0.3vw, 1.125rem);
  --step-1:  clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2.1rem);

  /* poster scale: the voice of Zug */
  --step-hero: clamp(2.7rem, 0.6rem + 10.4vw, 9.4rem);
  --step-h2:   clamp(2rem, 1.15rem + 4.2vw, 4.1rem);
}

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

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

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: rgba(102, 224, 255, 0.25); color: #fff; }

a { color: inherit; }

/* ---- atmosphere: grain + vignette ---- */
.grain {
  position: fixed; inset: -50%;
  width: 200%; height: 200%;
  pointer-events: none;
  z-index: 60;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 1.4s steps(4) infinite;
}
@keyframes grain-shift {
  0%   { transform: translate(0, 0); }
  25%  { transform: translate(-1.2%, 0.8%); }
  50%  { transform: translate(0.9%, -1.1%); }
  75%  { transform: translate(-0.6%, -0.7%); }
  100% { transform: translate(0, 0); }
}

.vignette {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 55;
  background:
    radial-gradient(ellipse 120% 90% at 50% 10%, transparent 55%, rgba(2, 4, 9, 0.55) 100%);
}

/* ============ header ============ */
.site-head {
  position: relative;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--w-max);
  margin-inline: auto;
  padding: clamp(1.25rem, 3vw, 2.25rem) var(--pad-x);
}
/* on the landing page the header floats over the hero */
.home-template .site-head {
  position: absolute;
  top: 0; left: 0; right: 0;
}

.wordmark {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(1rem, 0.92rem + 0.4vw, 1.25rem);
  letter-spacing: 0.44em;
  text-decoration: none;
  color: var(--ink);
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
}
.wordmark .o {
  position: relative;
  color: var(--accent);
}
.wordmark .o::before {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 1.55em; height: 1.55em;
  margin-left: -0.22em; /* recentre over glyph, compensating tracking */
  transform: translate(-50%, -50%);
  border: 1px solid rgba(102, 224, 255, 0.35);
  border-radius: 50%;
  pointer-events: none;
}

.stealth-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  padding: 0.5em 1.1em 0.45em;
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
  white-space: nowrap;
  background: rgba(9, 13, 23, 0.55);
  backdrop-filter: blur(6px);
}
.stealth-badge .pip {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px 1px rgba(102, 224, 255, 0.8);
  animation: pip-pulse 2.6s ease-in-out infinite;
}
@keyframes pip-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.35; }
}

/* ============ hero ============ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

#collider {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.85; /* visible presence, type still wins */
}

.hero-inner {
  position: relative;
  max-width: var(--w-max);
  width: 100%;
  margin-inline: auto;
  padding: clamp(7rem, 15vh, 9.5rem) var(--pad-x) clamp(4.5rem, 11vh, 6.5rem);
}

.hero-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: clamp(1.75rem, 4vh, 2.75rem);
}
.hero-kicker::before {
  content: "";
  width: 3rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

/* poster headline: heavy Fraunces, tight leading, asymmetric drop */
h1 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 640;
  font-size: var(--step-hero);
  line-height: 0.98;
  letter-spacing: -0.03em;
}
h1 .h1-line { display: block; }
h1 .h1-line.shift { margin-left: clamp(1.5rem, 8vw, 7.5rem); }
h1 em {
  font-style: italic;
  font-weight: 470;
  color: var(--accent);
  letter-spacing: -0.02em;
  text-shadow: 0 0 44px rgba(102, 224, 255, 0.32);
}
h1 .fullstop { color: var(--accent); font-style: normal; }

.hero-lead {
  margin-top: clamp(2rem, 4.5vh, 3rem);
  max-width: 36rem;
  color: var(--ink-body);
  font-size: var(--step-0);
  line-height: 1.75;
}
.hero-lead strong {
  color: var(--ink);
  font-weight: 500;
}

.hero-actions {
  margin-top: clamp(2.25rem, 4.5vh, 3.25rem);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.1rem 1.5rem;
}

.scroll-cue {
  position: absolute;
  left: var(--pad-x);
  bottom: clamp(1.25rem, 4vh, 2.5rem);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  transition: color 0.3s ease;
}
.scroll-cue::after {
  content: "";
  width: 1px;
  height: 2.6rem;
  background: linear-gradient(180deg, var(--ink-faint), transparent);
  animation: cue-drop 2.8s ease-in-out infinite;
  transform-origin: top;
}
.scroll-cue:hover { color: var(--accent); }
@keyframes cue-drop {
  0%, 100% { transform: scaleY(0.4); opacity: 0.4; }
  50%      { transform: scaleY(1);   opacity: 1; }
}

/* ---- buttons ---- */
.btn {
  --btn-ink: var(--bg);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.8em;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--btn-ink);
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.95em 1.9em 0.9em;
  cursor: pointer;
  transition: box-shadow 0.35s ease, transform 0.35s ease, background 0.35s ease;
}
.btn:hover, .btn:focus-visible {
  box-shadow: 0 0 0 1px rgba(102, 224, 255, 0.4), 0 0 32px 2px rgba(102, 224, 255, 0.28);
  transform: translateY(-1px);
}
.btn:active { transform: translateY(0); }
.btn .arr { transition: transform 0.3s ease; font-family: var(--font-body); }
.btn:hover .arr { transform: translateX(4px); }

.btn-ghost {
  --btn-ink: var(--ink);
  background: transparent;
  border-color: var(--hairline-strong);
}
.btn-ghost:hover, .btn-ghost:focus-visible {
  border-color: var(--accent-dim);
  color: var(--accent);
  box-shadow: 0 0 24px rgba(102, 224, 255, 0.12) inset, 0 0 18px rgba(102, 224, 255, 0.1);
}

:is(a, button, input):focus-visible {
  outline: 1.5px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
.btn:focus-visible { outline-offset: 4px; border-radius: 999px; }

/* ============ ring divider ============ */
.ring-divider {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  max-width: var(--w-max);
  margin-inline: auto;
  padding: 0 var(--pad-x);
}
.ring-divider::before,
.ring-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--hairline);
}
.ring-divider svg { flex: none; opacity: 0.85; }

/* ============ sections ============ */
section { position: relative; }

.section-inner {
  max-width: var(--w-max);
  margin-inline: auto;
  padding: clamp(4.5rem, 10vh, 7.5rem) var(--pad-x);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex;
  align-items: baseline;
  gap: 1.1rem;
  margin-bottom: clamp(2rem, 4.5vh, 3rem);
}
.section-label .idx { color: var(--accent); }

/* assertive section statements: Zug's voice */
h2 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 620;
  font-size: var(--step-h2);
  line-height: 1.04;
  letter-spacing: -0.025em;
  max-width: 16ch;
  text-wrap: balance;
}
h2 em {
  font-style: italic;
  font-weight: 470;
  letter-spacing: -0.015em;
  color: var(--accent);
}

.status-chip {
  margin-top: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.8em;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-dim);
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  padding: 0.6em 1.2em 0.55em;
}
.status-chip .pip {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px 1px rgba(102, 224, 255, 0.8);
  animation: pip-pulse 2.6s ease-in-out infinite;
}

/* ---- signals grid ---- */
.signals {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2.5rem, 6vw, 5.5rem);
  align-items: start;
}

.signal-note {
  margin-top: 1.6rem;
  color: var(--ink-body);
  max-width: 30rem;
  font-size: var(--step-0);
  line-height: 1.75;
}

.signal-list {
  list-style: none;
  border-top: 1px solid var(--hairline);
}
.signal-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.4rem;
  padding: clamp(1.4rem, 3vh, 2rem) 0.25rem;
  border-bottom: 1px solid var(--hairline);
  transition: background 0.4s ease, padding-left 0.4s ease;
}
.signal-list li:hover {
  background: linear-gradient(90deg, rgba(102, 224, 255, 0.045), transparent 70%);
  padding-left: 0.9rem;
}

.ring-bullet {
  flex: none;
  width: 22px; height: 22px;
  margin-top: 0.4rem;
  position: relative;
}
.ring-bullet::before,
.ring-bullet::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
}
.ring-bullet::before {
  width: 100%; height: 100%;
  border: 1px solid var(--accent-dim);
  transition: box-shadow 0.4s ease, border-color 0.4s ease;
}
.ring-bullet::after {
  width: 5px; height: 5px;
  background: var(--accent);
}
.signal-list li:hover .ring-bullet::before {
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(102, 224, 255, 0.5);
}

.signal-title {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(1.3rem, 1.1rem + 1vw, 1.8rem);
  line-height: 1.18;
  letter-spacing: -0.015em;
}
.signal-body {
  margin-top: 0.5rem;
  color: var(--ink-body);
  font-size: var(--step-0);
  line-height: 1.7;
  max-width: 42rem;
}

/* ============ newsletter ============ */
.newsletter .section-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.nl-copy p {
  margin-top: 1.6rem;
  color: var(--ink-body);
  max-width: 28rem;
  font-size: var(--step-0);
  line-height: 1.75;
}

.nl-panel {
  position: relative;
  border: 1px solid var(--hairline);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(102, 224, 255, 0.06), transparent 55%),
    var(--bg-panel);
  padding: clamp(1.75rem, 4vw, 2.75rem);
  overflow: hidden;
}
.nl-panel::before {
  content: "";
  position: absolute;
  right: -110px; top: -110px;
  width: 260px; height: 260px;
  border: 1px solid rgba(102, 224, 255, 0.14);
  border-radius: 50%;
  pointer-events: none;
}
.nl-panel::after {
  content: "";
  position: absolute;
  right: -60px; top: -60px;
  width: 160px; height: 160px;
  border: 1px solid rgba(102, 224, 255, 0.09);
  border-radius: 50%;
  pointer-events: none;
}

.nl-field-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.9rem;
}

.nl-row {
  display: flex;
  gap: 0.75rem;
}
.nl-row input[type="email"] {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ink);
  background: rgba(5, 8, 15, 0.75);
  border: 1px solid var(--hairline-strong);
  border-radius: 999px;
  padding: 0.9em 1.4em;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.nl-row input[type="email"]::placeholder { color: var(--ink-faint); }
.nl-row input[type="email"]:focus {
  outline: none;
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 1px rgba(102, 224, 255, 0.25), 0 0 22px rgba(102, 224, 255, 0.1);
}

.nl-hint {
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

/* Ghost members form states: Ghost toggles .loading, .success and .error
   on the form element itself. No custom JS required. */
.nl-form.loading .btn {
  opacity: 0.6;
  pointer-events: none;
}

.nl-error {
  display: none;
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: #ff9d94;
}
.nl-form.error .nl-error { display: block; }
.nl-form.error .nl-hint { display: none; }
.nl-form.error .nl-row input[type="email"] {
  border-color: rgba(255, 138, 128, 0.65);
}

/* confirmation state */
.nl-confirm {
  display: none;
  align-items: center;
  gap: 1.2rem;
}
.nl-form.success { display: none; }
.nl-form.success + .nl-confirm { display: flex; }

.confirm-ring {
  flex: none;
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  display: grid;
  place-items: center;
  box-shadow: 0 0 26px rgba(102, 224, 255, 0.35), inset 0 0 14px rgba(102, 224, 255, 0.14);
  animation: confirm-pop 0.6s cubic-bezier(0.2, 1.4, 0.4, 1) both;
}
.confirm-ring svg { display: block; }
@keyframes confirm-pop {
  from { transform: scale(0.55); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}
.nl-confirm .confirm-title {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: var(--step-1);
  line-height: 1.2;
}
.nl-confirm .confirm-sub {
  margin-top: 0.3rem;
  color: var(--ink-dim);
  font-size: var(--step--1);
}

/* ============ hiring ============ */
.hiring .section-grid {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.hiring-copy p {
  margin-top: 1.6rem;
  color: var(--ink-body);
  max-width: 34rem;
  font-size: var(--step-0);
  line-height: 1.75;
}
.hiring-cta {
  display: flex;
  justify-content: flex-start;
}

.mono-tags {
  margin-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.mono-tags span {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 0.45em 1em 0.4em;
  transition: border-color 0.3s ease, color 0.3s ease;
}
.mono-tags span:hover { border-color: var(--accent-dim); color: var(--accent); }

/* ============ footer ============ */
footer {
  border-top: 1px solid var(--hairline);
  background: linear-gradient(180deg, var(--bg), #04060c);
}
.foot-inner {
  max-width: var(--w-max);
  margin-inline: auto;
  padding: clamp(2.5rem, 6vh, 4rem) var(--pad-x) clamp(2rem, 5vh, 3rem);
}
.foot-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  padding-bottom: 1.9rem;
  border-bottom: 1px solid var(--hairline);
}
.foot-wordmark {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.42em;
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s ease;
}
.foot-wordmark:hover { color: var(--ink); }
.foot-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.9rem;
}
.foot-links a {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-dim);
  transition: color 0.3s ease;
}
.foot-links a:hover { color: var(--accent); }

.foot-legal {
  padding-top: 1.7rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.9rem 2rem;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.05em;
  line-height: 2;
  color: var(--ink-faint);
}
.foot-legal a {
  color: var(--ink-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.foot-legal a:hover { color: var(--accent); border-color: var(--accent-dim); }
.foot-legal .sep { margin: 0 0.55em; color: var(--ink-faint); }

/* ============ reveal animation ============ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  animation: reveal-up 1s cubic-bezier(0.19, 1, 0.22, 1) forwards;
  animation-delay: var(--d, 0s);
}
@keyframes reveal-up {
  to { opacity: 1; transform: translateY(0); }
}

.io-reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.9s cubic-bezier(0.19, 1, 0.22, 1) var(--d, 0s),
              transform 0.9s cubic-bezier(0.19, 1, 0.22, 1) var(--d, 0s);
}
.io-reveal.in-view { opacity: 1; transform: translateY(0); }

/* ============ archive (index.hbs) ============ */
.archive-inner {
  max-width: var(--w-max);
  margin-inline: auto;
  padding: clamp(3rem, 8vh, 5.5rem) var(--pad-x) clamp(4.5rem, 10vh, 7.5rem);
}

.archive-item {
  border-top: 1px solid var(--hairline);
}
.archive-item:last-of-type {
  border-bottom: 1px solid var(--hairline);
}
.archive-link {
  display: block;
  text-decoration: none;
  padding: clamp(1.6rem, 3.5vh, 2.4rem) 0.25rem;
  transition: background 0.4s ease, padding-left 0.4s ease;
}
.archive-link:hover {
  background: linear-gradient(90deg, rgba(102, 224, 255, 0.045), transparent 70%);
  padding-left: 0.9rem;
}
.archive-title {
  font-size: clamp(1.4rem, 1.15rem + 1.2vw, 2rem);
  max-width: none;
}
.archive-link:hover .archive-title { color: var(--accent); }
.archive-excerpt {
  margin-top: 0.6rem;
  color: var(--ink-body);
  max-width: 46rem;
  line-height: 1.7;
}
.archive-date {
  display: inline-block;
  margin-top: 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* pagination helper output */
.pagination {
  margin-top: 2.5rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.pagination a {
  color: var(--ink-dim);
  text-decoration: none;
  transition: color 0.3s ease;
}
.pagination a:hover { color: var(--accent); }

/* ============ article (post.hbs and page.hbs) ============ */
.article {
  max-width: var(--w-max);
  margin-inline: auto;
  padding: clamp(3rem, 8vh, 5.5rem) var(--pad-x) clamp(4.5rem, 10vh, 7.5rem);
}
.article-head {
  max-width: 46rem;
}
.article-title {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  font-weight: 620;
  font-size: clamp(2rem, 1.3rem + 3.2vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.article-feature {
  display: block;
  max-width: 100%;
  height: auto;
  margin-top: clamp(1.5rem, 4vh, 2.5rem);
  border: 1px solid var(--hairline);
}
.article-body {
  margin-top: clamp(2rem, 5vh, 3rem);
  max-width: 42rem;
  color: var(--ink-body);
  font-size: var(--step-0);
  line-height: 1.8;
}

/* long-form content from the Ghost editor */
.gh-content > * + * { margin-top: 1.25em; }
.gh-content h2,
.gh-content h3,
.gh-content h4 {
  color: var(--ink);
  font-family: var(--font-display);
  letter-spacing: -0.015em;
  line-height: 1.2;
  max-width: none;
  margin-top: 2em;
}
.gh-content h2 { font-size: var(--step-2); font-weight: 620; }
.gh-content h3 { font-size: var(--step-1); font-weight: 560; }
.gh-content h4 { font-size: var(--step-0); font-weight: 560; }
.gh-content strong { color: var(--ink); font-weight: 500; }
.gh-content a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(102, 224, 255, 0.35);
  transition: border-color 0.3s ease;
}
.gh-content a:hover { border-color: var(--accent); }
.gh-content ul,
.gh-content ol { padding-left: 1.4em; }
.gh-content li + li { margin-top: 0.5em; }
.gh-content blockquote {
  border-left: 2px solid var(--accent-dim);
  padding-left: 1.25em;
  color: var(--ink-dim);
  font-style: italic;
}
.gh-content hr {
  border: none;
  border-top: 1px solid var(--hairline);
  margin: 2.5em 0;
}
.gh-content code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-panel);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 0.15em 0.4em;
}
.gh-content pre {
  background: var(--bg-panel);
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 1.1em 1.3em;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
}
.gh-content pre code {
  background: none;
  border: none;
  padding: 0;
}
.gh-content img {
  max-width: 100%;
  height: auto;
}
.gh-content figcaption {
  margin-top: 0.6em;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  text-align: center;
}

/* Koenig gallery card */
.kg-gallery-container {
  display: flex;
  flex-direction: column;
  max-width: 100%;
}
.kg-gallery-row {
  display: flex;
  flex-direction: row;
  justify-content: center;
  gap: 4px;
}
.kg-gallery-row + .kg-gallery-row { margin-top: 4px; }
.kg-gallery-image {
  flex: 1 1 0;
  min-width: 0;
}
.kg-gallery-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Koenig bookmark card */
.kg-bookmark-card {
  width: 100%;
}
.kg-bookmark-container {
  display: flex;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--hairline);
  background: var(--bg-panel);
  overflow: hidden;
  transition: border-color 0.3s ease;
}
.kg-bookmark-container:hover {
  border-color: var(--accent-dim);
  border-bottom-color: var(--accent-dim);
}
.kg-bookmark-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  padding: 1.2em 1.4em;
  min-width: 0;
}
.kg-bookmark-title {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.4;
}
.kg-bookmark-description {
  margin-top: 0.4em;
  color: var(--ink-dim);
  font-size: 0.85rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.kg-bookmark-metadata {
  margin-top: 0.9em;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
}
.kg-bookmark-icon {
  width: 18px;
  height: 18px;
  margin-right: 0.6em;
}
.kg-bookmark-author {
  color: var(--ink-dim);
}
.kg-bookmark-publisher {
  overflow: hidden;
  max-width: 240px;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.kg-bookmark-publisher::before {
  content: "\00B7";
  margin: 0 0.5em;
}
.kg-bookmark-thumbnail {
  position: relative;
  flex-grow: 1;
  min-width: 33%;
}
.kg-bookmark-thumbnail img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Koenig editor card widths */
.kg-width-wide {
  max-width: calc(var(--w-max) - 2 * var(--pad-x));
  margin-left: 50%;
  transform: translateX(-50%);
  width: min(100vw - 2 * var(--pad-x), var(--w-max));
}
.kg-width-full {
  width: 100vw;
  max-width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
}

/* ============ reduced motion ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal, .io-reveal { opacity: 1; transform: none; }
  .grain { animation: none; }
}

/* ============ responsive ============ */
@media (max-width: 900px) {
  .signals,
  .newsletter .section-grid,
  .hiring .section-grid {
    grid-template-columns: 1fr;
  }
  .hiring-cta { justify-content: flex-start; }
  .scroll-cue { display: none; }
}

@media (max-width: 600px) {
  .wordmark { letter-spacing: 0.3em; }
  .stealth-badge { letter-spacing: 0.16em; padding-inline: 0.9em; }
  h1 .h1-line.shift { margin-left: clamp(1rem, 6vw, 1.5rem); }
  .nl-row { flex-direction: column; }
  .nl-row .btn { justify-content: center; }
  .foot-legal { flex-direction: column; }
}

/* logo integration (cherenkov mark) */
.wordmark { gap: 0.85rem; align-items: center; }
.wordmark .mark { width: 40px; height: auto; display: block; filter: drop-shadow(0 0 12px rgba(102, 224, 255, 0.22)); }
.wordmark .o::before { content: none; }
.foot-wordmark { display: inline-flex; align-items: center; gap: 0.7rem; }
.foot-wordmark .mark { width: 26px; height: auto; opacity: 0.85; }
@media (max-width: 600px) { .wordmark .mark { width: 32px; } }