/* ─── Design tokens ──────────────────────────────────────────────
   Drawn from vesper-simulation.html; Mycelial's palette is the
   warm-light counterpart — TranquilTech is the dark-ground layer.
   ─────────────────────────────────────────────────────────────── */
:root {
  --bg:           #0a0f0d;
  --bg-1:         #0e1311;
  --bg-2:         #121918;
  --bg-3:         #161e1b;
  --bg-surface:   #1a201d;
  --bg-raised:    #1e2622;

  --line:         #222b27;
  --line-soft:    #1c2420;

  --ink:          #eaede9;
  --ink-2:        #b8c4bc;
  --ink-3:        #7a8f84;
  --ink-4:        #4e6059;

  --moss:         #6f9c7e;
  --moss-2:       #4d7a5f;
  --moss-3:       #3a6049;
  --moss-glow:    rgba(111, 156, 126, 0.15);
  --moss-border:  rgba(111, 156, 126, 0.25);

  --ember:        #d4a373;
  --ember-soft:   rgba(212, 163, 115, 0.12);

  --r-sm:  6px;
  --r:     12px;
  --r-lg:  18px;
  --r-xl:  24px;

  --font-serif: ui-serif, "Iowan Old Style", "Georgia", serif;
  --font-sans:  ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", sans-serif;
  --font-mono:  ui-monospace, "SF Mono", "Fira Code", monospace;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.5), 0 1px 4px rgba(0,0,0,0.3);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.6), 0 4px 12px rgba(0,0,0,0.4);
  --shadow-moss: 0 0 0 1px var(--moss-border), 0 8px 24px rgba(111,156,126,0.08);

  --max-prose: 660px;
  --max-wide:  1080px;

  /* Spacing scale (used in inline styles across HTML) */
  --sp-xs:  8px;
  --sp-sm:  14px;
  --sp-md:  24px;
  --sp-lg:  36px;
  --sp-xl:  56px;

  /* Legacy ink aliases (used in inline styles) */
  --ink-mute:  #7a8f84;
  --ink-faint: #4e6059;
}

/* ─── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, svg { display: block; max-width: 100%; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 1px 5px;
  color: var(--moss);
}

/* ─── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: var(--line); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-4); }

/* ─── Base ───────────────────────────────────────────────────── */
body {
  background: var(--bg-1);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Atmospheric background gradient — radiates from top-right.
   Uses position:absolute with fixed height (not fixed) so the browser
   doesn't repaint the gradient on every scroll frame. */
body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1400px;
  background:
    radial-gradient(ellipse 80% 50% at 75% -5%, #182820 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 10% 80%, #121c18 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}
body > * { position: relative; z-index: 1; }

/* ─── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.18;
  color: var(--ink);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.2rem, 5.5vw, 3.6rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.15rem; font-weight: 500; letter-spacing: -0.01em; }
h4 { font-size: 0.95rem; font-weight: 600; letter-spacing: 0; }

p { margin-bottom: 1em; color: var(--ink-2); line-height: 1.7; }
p:last-child { margin-bottom: 0; }
p strong { color: var(--ink); font-weight: 600; }

ul, ol { padding-left: 1.4em; }
li { margin-bottom: 0.3em; color: var(--ink-2); }

/* ─── Layout ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-wide);
  margin: 0 auto;
  padding: 0 40px;
}
@media (max-width: 640px) { .container { padding: 0 20px; } }

.prose { max-width: var(--max-prose); }

/* ─── Navigation ─────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 60px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line-soft);
  /* Near-opaque solid background avoids the GPU cost of backdrop-filter
     on every scroll frame. Visually almost identical at this opacity. */
  background: rgba(10, 15, 13, 0.96);
}
/* Opt-in frosted glass only on devices that can handle it cheaply
   (modern Mac/iOS Safari and Chromium with hardware compositing). */
@supports (backdrop-filter: blur(8px)) {
  @media (min-width: 1024px) and (prefers-reduced-motion: no-preference) {
    .site-nav {
      background: rgba(10, 15, 13, 0.78);
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
    }
  }
}
.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 24px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
}
.nav-logo {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}
.nav-wordmark {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.2px;
  white-space: nowrap;
}
.nav-brand:hover .nav-wordmark { color: var(--moss); }
.nav-links {
  display: flex;
  gap: 6px;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-3);
  padding: 5px 11px;
  border-radius: var(--r-sm);
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--ink); background: var(--bg-surface); }
.nav-cta {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink) !important;
  background: var(--moss-3) !important;
  padding: 6px 14px !important;
  border-radius: var(--r-sm) !important;
  border: 1px solid var(--moss-2);
  transition: background 0.15s, border-color 0.15s !important;
}
.nav-cta:hover { background: var(--moss-2) !important; border-color: var(--moss) !important; }

/* Hamburger toggle (CSS-only, no JS) */
.nav-toggle { display: none; }
.nav-toggle-label {
  display: none;
  width: 38px;
  height: 38px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border-radius: var(--r-sm);
  transition: background 0.15s;
}
.nav-toggle-label:hover { background: var(--bg-surface); }
.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ink-2);
  border-radius: 2px;
  transition: transform 0.2s var(--ease-out), opacity 0.15s var(--ease-out);
}
.nav-toggle:checked ~ .nav-toggle-label .nav-toggle-bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle:checked ~ .nav-toggle-label .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle:checked ~ .nav-toggle-label .nav-toggle-bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 720px) {
  .nav-toggle-label { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    align-items: stretch;
    padding: 12px 0;
    background: rgba(10, 15, 13, 0.96);
    backdrop-filter: blur(16px) saturate(1.4);
    -webkit-backdrop-filter: blur(16px) saturate(1.4);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
  }
  .nav-links a {
    padding: 14px 40px;
    font-size: 15px;
    border-radius: 0;
    color: var(--ink-2);
  }
  .nav-links a:hover {
    background: var(--bg-surface);
    color: var(--ink);
  }
  .nav-toggle:checked ~ .nav-links { display: flex; }
}

/* ─── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 20px 0 0;
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--ink-4);
  letter-spacing: 0.1px;
}
.breadcrumb a { color: var(--ink-4); transition: color 0.15s; }
.breadcrumb a:hover { color: var(--moss); }
.breadcrumb .sep { color: var(--ink-4); opacity: 0.5; }

/* ─── Section base ───────────────────────────────────────────── */
.section {
  padding: 80px 0;
  border-bottom: 1px solid var(--line-soft);
}
.section:last-of-type { border-bottom: none; }

.section-label {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--ink-4);
  margin-bottom: 20px;
}
.section-label.moss { color: var(--moss); }

/* ─── Hero ───────────────────────────────────────────────────── */
.hero {
  min-height: min(520px, 75vh);
  display: flex;
  align-items: center;
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
  position: relative;
}

/* Mycelium SVG backdrop — positioned in hero */
.hero-bg {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: min(560px, 55vw);
  height: auto;
  opacity: 0.07;
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; max-width: 640px; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.8px;
  color: var(--moss);
  margin-bottom: 24px;
}
.hero-eyebrow::before {
  content: "";
  display: block;
  width: 20px;
  height: 1px;
  background: var(--moss);
  opacity: 0.6;
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 20px;
}

/* Gradient text on key word */
.hero h1 .accent {
  background: linear-gradient(135deg, var(--moss) 0%, #8fbd9e 50%, var(--ember) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-3);
  max-width: 480px;
  margin-bottom: 36px;
}

/* ─── Buttons ────────────────────────────────────────────────── */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--r);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.18s var(--ease-out);
  cursor: pointer;
  line-height: 1.2;
}
.btn-primary {
  background: var(--moss-3);
  color: var(--ink);
  border-color: var(--moss-2);
}
.btn-primary:hover {
  background: var(--moss-2);
  border-color: var(--moss);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(111,156,126,0.2);
  color: var(--ink);
  text-decoration: none;
}
.btn-secondary {
  background: transparent;
  color: var(--ink-2);
  border-color: var(--line);
}
.btn-secondary:hover {
  border-color: var(--moss-border);
  color: var(--ink);
  background: var(--bg-surface);
  text-decoration: none;
}
.btn-ghost {
  background: transparent;
  color: var(--moss);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
}
.btn-ghost:hover { color: var(--ink); text-decoration: none; }
.btn-ghost::after { content: " →"; }
.btn-sm { font-size: 13px; padding: 7px 15px; }

/* ─── Status pills ───────────────────────────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-sans);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 99px;
  border: 1px solid var(--line);
  color: var(--ink-3);
  white-space: nowrap;
}
.pill-live {
  color: var(--moss);
  border-color: var(--moss-border);
  background: var(--moss-glow);
}
.pill-live::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--moss);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}
.pill-soon {
  color: var(--ember);
  border-color: rgba(212,163,115,0.3);
  background: var(--ember-soft);
}
.pill-pre { color: var(--ink-4); }

/* ─── Product cards ──────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .card-grid { grid-template-columns: 1fr; } }
@media (max-width: 1100px) and (min-width: 901px) { .card-grid { grid-template-columns: 1fr 1fr; } }

.card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--moss-glow) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.25s var(--ease-out);
  pointer-events: none;
  border-radius: inherit;
}
.card:hover {
  border-color: var(--moss-border);
  box-shadow: var(--shadow-moss);
  transform: translateY(-2px);
}
.card:hover::before { opacity: 1; }

.card-layer-badge {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ink-4);
  margin-bottom: 14px;
}
.card h3 {
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 4px;
  color: var(--ink);
}
.card-tagline {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-4);
  font-style: italic;
  margin-bottom: 16px;
}
.card-body {
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-3);
  margin-bottom: 24px;
  flex: 1;
}
.card-body p { font-size: 13.5px; color: var(--ink-3); margin-bottom: 0; }
.card-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: auto;
  padding-top: 4px;
  border-top: 1px solid var(--line-soft);
}

/* ─── Thesis / long-form sections ───────────────────────────── */
.prose-section h2 { margin-bottom: 28px; }
.prose-section p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-2);
  margin-bottom: 1.1em;
}
.prose-section p:last-child { margin-bottom: 0; }

/* ─── Adjacent list ──────────────────────────────────────────── */
.adjacent-list {
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}
.adjacent-list li {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}
@media (max-width: 600px) {
  .adjacent-list li { grid-template-columns: 1fr; gap: 6px; }
}
.adj-name {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--moss);
  transition: color 0.15s;
}
.adj-name:hover { color: var(--ink); }
.adj-desc {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-3);
}

/* ─── Pull quotes ────────────────────────────────────────────── */
.pull-quote {
  position: relative;
  padding: 20px 0 20px 28px;
  margin: 8px 0;
  border-left: 2px solid var(--moss-3);
}
.pull-quote p {
  font-size: 1rem;
  color: var(--ink-2);
  font-style: italic;
  line-height: 1.65;
  margin-bottom: 0;
}
.pull-quote .attribution {
  display: block;
  font-family: var(--font-sans);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ink-4);
  margin-top: 10px;
  font-style: normal;
}

/* ─── Feature lists ──────────────────────────────────────────── */
.feature-list {
  list-style: none;
  padding: 0;
}
.feature-list li {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-3);
  padding: 9px 0 9px 20px;
  position: relative;
  border-bottom: 1px solid var(--line-soft);
  line-height: 1.4;
}
.feature-list li:last-child { border-bottom: none; }
.feature-list li::before {
  content: "·";
  position: absolute;
  left: 0;
  color: var(--moss);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
}

/* ─── Info note ──────────────────────────────────────────────── */
.note {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--moss-3);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-4);
  line-height: 1.5;
}

/* ─── Sim iframe wrapper ─────────────────────────────────────── */
.sim-wrapper {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-1);
  box-shadow: var(--shadow-lg);
}
.sim-wrapper iframe {
  display: block;
  width: 100%;
  min-height: 820px;
  border: none;
}
.sim-caption {
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--ink-4);
  text-align: center;
  padding: 12px 20px;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  letter-spacing: 0.2px;
  line-height: 1.5;
}

/* ─── Two-column grid helper ─────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 700px) { .two-col { grid-template-columns: 1fr; } }

/* ─── Small detail card (for Vesper audience cards) ─────────── */
.detail-card {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px;
}
.detail-card .card-label {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ink-4);
  margin-bottom: 10px;
}
.detail-card h3 { font-size: 1.05rem; margin-bottom: 12px; }
.detail-card p {
  font-family: var(--font-sans);
  font-size: 13.5px;
  color: var(--ink-3);
  line-height: 1.6;
  margin-bottom: 0.8em;
}
.detail-card p:last-child { margin-bottom: 0; }

/* ─── Signal type cards ──────────────────────────────────────── */
.signal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}
.signal-card {
  background: var(--bg-surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 18px 20px;
  transition: border-color 0.18s;
}
.signal-card:hover { border-color: var(--moss-border); }
.signal-card .signal-label {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--moss);
  margin-bottom: 8px;
}
.signal-card p {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-3);
  line-height: 1.5;
  margin: 0;
}

/* ─── Contact cards ──────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 640px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 24px;
}
.contact-card .card-label {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: var(--ink-4);
  margin-bottom: 10px;
}
.contact-card p {
  font-family: var(--font-sans);
  font-size: 13.5px;
  color: var(--ink-3);
  line-height: 1.5;
  margin-bottom: 14px;
}

/* ─── Footer ─────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--line-soft);
  padding: 28px 0;
  background: var(--bg);
}
.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-left {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-4);
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-left a { color: var(--ink-4); transition: color 0.15s; }
.footer-left a:hover { color: var(--moss); }
.footer-right {
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-4);
  display: flex;
  gap: 20px;
}
.footer-right a { color: var(--ink-4); transition: color 0.15s; }
.footer-right a:hover { color: var(--moss); }

/* ─── Back link ──────────────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 13px;
  color: var(--ink-4);
  transition: color 0.15s;
}
.back-link::before { content: "←"; }
.back-link:hover { color: var(--moss); text-decoration: none; }

/* ─── CTA block ──────────────────────────────────────────────── */
.cta-block {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  padding: 48px;
  text-align: center;
}
.cta-block h2 { margin-bottom: 12px; }
.cta-block p {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--ink-3);
  max-width: 440px;
  margin: 0 auto 28px;
}
@media (max-width: 600px) { .cta-block { padding: 32px 20px; } }

/* ─── Stack diagram (home page) ─────────────────────────────── */
.stack-line {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}
.stack-line:first-child { border-top: 1px solid var(--line-soft); }
.stack-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-4);
  width: 18px;
  flex-shrink: 0;
}
.stack-name {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  width: 120px;
  flex-shrink: 0;
}
.stack-desc {
  font-family: var(--font-sans);
  font-size: 13.5px;
  color: var(--ink-3);
  flex: 1;
}

/* ─── Privacy ────────────────────────────────────────────────── */
.privacy-body p {
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink-2);
  max-width: var(--max-prose);
}

/* ─── Focus / accessibility ──────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ─── Selection ──────────────────────────────────────────────── */
::selection {
  background: rgba(111, 156, 126, 0.25);
  color: var(--ink);
}