/* =========================================================
   ZeroStopBits — v2 "orbital"
   Space/aerospace variation: higher section contrast, cool
   cyan+blue system, amber reserved for primary CTAs.

   Palette basis: ui-ux-pro-max colors.csv "Space Tech /
   Aerospace" (star white + launch blue). Every foreground/
   background pair below is verified >= 4.5:1 in BOTH the
   dark and the lit section modes.
   ========================================================= */
:root {
  /* ---- surfaces: dark mode (default) ---- */
  --void: #04070f;        /* deepest, between-section space */
  --deep: #070d1a;        /* standard dark section          */
  --raised: #0e1627;      /* card                           */
  --raised-2: #16203a;    /* card, hovered                  */
  --raised-bg: #0b1322;   /* "raised" alternating section   */

  /* ---- brand / accent ---- */
  --cyan: #5ec8e0;        /* 9.30:1 on card — primary accent */
  --cyan-deep: #0e7490;   /* cyan for LIT sections           */
  --blue: #60a5fa;        /* 7.10:1 on card — secondary      */
  --blue-deep: #1d4ed8;   /* blue for LIT sections           */
  --amber: #f59e0b;       /* CTA only — ink text is 8.77:1   */
  --amber-hi: #fbbf24;    /* CTA hover / highlight text      */
  --ink: #0b1120;         /* text that sits ON amber         */

  /* ---- semantic foreground (re-bound by .section--alt) ---- */
  --text: #f2f6fd;
  --muted: #aeb9cf;
  --faint: #94a3b8;
  --bg: var(--deep);
  --card: var(--raised);
  --card-hover: var(--raised-2);
  --accent: var(--cyan);
  --accent-2: var(--blue);
  --line: rgba(146, 180, 233, 0.17);
  --line-strong: rgba(146, 180, 233, 0.34);
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.062);
  --hud: rgba(94, 200, 224, 0.42);   /* HUD bracket colour */

  /* ---- code (blog) ---- */
  --code-bg: #060b16;     /* sunken surface for code, darker than any card */
  --code-text: #dbe5f5;   /* body text on code-bg */

  --grad-cta: linear-gradient(120deg, var(--amber), var(--amber-hi));
  --grad-cool: linear-gradient(120deg, var(--cyan), var(--blue));

  /* ---- spacing: 4px base ---- */
  --space-1: 4px;  --space-2: 8px;   --space-3: 12px;  --space-4: 16px;
  --space-6: 24px; --space-8: 32px;  --space-12: 48px; --space-16: 64px;

  /* ---- shape ---- */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --shadow: 0 20px 56px -22px rgba(0, 0, 0, 0.8);
  --shadow-amber: 0 18px 48px -20px rgba(245, 158, 11, 0.5);

  /* ---- motion ---- */
  --t-micro: 150ms;
  --t-ui: 220ms;
  --t-enter: 420ms;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --container: 1180px;
  --header-h: 74px;
  --tap: 44px;

  --font: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* =========================================================
   LIT SECTIONS — the dark/light rhythm.
   Re-binds the semantic tokens only; every component inside
   inverts automatically with no duplicated component CSS.
   ========================================================= */
.section--alt {
  /* v3 keeps every section dark. Separation comes from a small tonal
     step, a pair of hairlines and slightly lighter cards — the v1
     approach — rather than the light/dark flip used in v2. */
  --bg: var(--raised-bg);
  --card: #131d33;
  --card-hover: #18233d;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-2: rgba(255, 255, 255, 0.082);
  --line: rgba(146, 180, 233, 0.2);
  --line-strong: rgba(146, 180, 233, 0.38);

  position: relative;
  color: var(--text);
  background: var(--bg);
  background-image:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0) 60%),
    radial-gradient(900px 320px at 50% 0%, rgba(94, 200, 224, 0.07), transparent 72%);
}
.section--alt::before,
.section--alt::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong) 20%, var(--line-strong) 80%, transparent);
}
.section--alt::before { top: 0; }
.section--alt::after { bottom: 0; }

/* =========================================================
   Reset / base
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--void);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--t-micro) ease; }
a:hover { color: var(--accent-2); }

h1, h2, h3, h4 {
  margin: 0 0 0.5em;
  font-family: var(--mono);
  line-height: 1.18;
  letter-spacing: -0.045em;
  font-weight: 700;
  text-wrap: balance;
}
h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); line-height: 1.1; }
h2 { font-size: clamp(1.6rem, 3.1vw, 2.25rem); }
h3 { font-size: clamp(1.05rem, 1.7vw, 1.2rem); }
h4 { letter-spacing: -0.01em; }
p { margin: 0 0 1.15em; color: var(--muted); }
strong { color: var(--text); font-weight: 600; }

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

a, button, summary, label[for], select { cursor: pointer; }

/* =========================================================
   Layout
   ========================================================= */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.section { position: relative; padding: clamp(64px, 9vw, 112px) 0; background: var(--bg); }
.section--tight { padding: clamp(48px, 6vw, 72px) 0; }
.section--void { --bg: var(--void); }

.center { text-align: center; }
.narrow { max-width: 760px; margin-inline: auto; }

.section-head { max-width: 720px; margin: 0 auto clamp(36px, 5vw, 60px); text-align: center; }
.section-head h2 { max-inline-size: 26ch; margin-inline: auto; }
.section-head p { font-size: 1.05rem; }

.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }

.lead { font-size: 1.12rem; color: var(--muted); }

/* =========================================================
   Telemetry label — the mono eyebrow, with a readout prefix
   ========================================================= */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border: 1px solid currentColor;
  transform: rotate(45deg);
  flex: none;
}
.eyebrow::after {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.55;
}
.eyebrow--center { justify-content: center; }

/* =========================================================
   Starfield — CSS only, no image, no JS. Deterministic seed.
   ========================================================= */
.starfield { position: relative; }
.starfield > * { position: relative; z-index: 2; }
.starfield::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1px 1px at 28.87% 54.42%, rgba(214,234,252,0.41) 50%, transparent 55%),
    radial-gradient(1px 1px at 43.95% 23.81%, rgba(214,234,252,0.52) 50%, transparent 55%),
    radial-gradient(1px 1px at 10.57% 91.16%, rgba(214,234,252,0.45) 50%, transparent 55%),
    radial-gradient(1px 1px at 68.81% 91.85%, rgba(214,234,252,0.51) 50%, transparent 55%),
    radial-gradient(1px 1px at 38.01% 58.71%, rgba(214,234,252,0.34) 50%, transparent 55%),
    radial-gradient(1px 1px at 79.13% 45.62%, rgba(126,214,236,0.4) 50%, transparent 55%),
    radial-gradient(1px 1px at 89.91% 61.96%, rgba(214,234,252,0.55) 50%, transparent 55%),
    radial-gradient(1px 1px at 15.56% 30.45%, rgba(126,214,236,0.54) 50%, transparent 55%),
    radial-gradient(1px 1px at 68.46% 73.36%, rgba(126,214,236,0.56) 50%, transparent 55%),
    radial-gradient(1px 1px at 46.38% 43.72%, rgba(214,234,252,0.42) 50%, transparent 55%),
    radial-gradient(1px 1px at 37.17% 43.14%, rgba(214,234,252,0.42) 50%, transparent 55%),
    radial-gradient(1px 1px at 94.56% 98.71%, rgba(126,214,236,0.31) 50%, transparent 55%),
    radial-gradient(1px 1px at 23.2% 88.18%, rgba(214,234,252,0.5) 50%, transparent 55%),
    radial-gradient(1px 1px at 18.59% 46.4%, rgba(214,234,252,0.4) 50%, transparent 55%),
    radial-gradient(1px 1px at 3.7% 79.68%, rgba(214,234,252,0.4) 50%, transparent 55%),
    radial-gradient(1px 1px at 99.36% 70.18%, rgba(214,234,252,0.44) 50%, transparent 55%),
    radial-gradient(1px 1px at 9.64% 93.03%, rgba(214,234,252,0.36) 50%, transparent 55%),
    radial-gradient(1px 1px at 38.04% 23.46%, rgba(214,234,252,0.35) 50%, transparent 55%),
    radial-gradient(1px 1px at 52.55% 3.8%, rgba(214,234,252,0.48) 50%, transparent 55%),
    radial-gradient(1px 1px at 90.32% 41.85%, rgba(214,234,252,0.3) 50%, transparent 55%),
    radial-gradient(1px 1px at 49.65% 19.8%, rgba(214,234,252,0.41) 50%, transparent 55%),
    radial-gradient(1px 1px at 31.22% 47.84%, rgba(126,214,236,0.57) 50%, transparent 55%),
    radial-gradient(1px 1px at 88.47% 2.84%, rgba(214,234,252,0.41) 50%, transparent 55%),
    radial-gradient(1px 1px at 86.28% 52.17%, rgba(214,234,252,0.37) 50%, transparent 55%),
    radial-gradient(1px 1px at 40.42% 57.49%, rgba(214,234,252,0.53) 50%, transparent 55%),
    radial-gradient(1px 1px at 44.95% 39.61%, rgba(214,234,252,0.5) 50%, transparent 55%),
    radial-gradient(1px 1px at 89.76% 29.44%, rgba(214,234,252,0.38) 50%, transparent 55%),
    radial-gradient(1px 1px at 43.34% 21.12%, rgba(214,234,252,0.42) 50%, transparent 55%),
    radial-gradient(1px 1px at 84.18% 99.65%, rgba(214,234,252,0.31) 50%, transparent 55%),
    radial-gradient(1px 1px at 7.69% 55.63%, rgba(214,234,252,0.44) 50%, transparent 55%),
    radial-gradient(1px 1px at 66.97% 93.58%, rgba(214,234,252,0.44) 50%, transparent 55%),
    radial-gradient(1px 1px at 24.36% 34.08%, rgba(214,234,252,0.47) 50%, transparent 55%),
    radial-gradient(1px 1px at 19.12% 75.3%, rgba(214,234,252,0.39) 50%, transparent 55%),
    radial-gradient(1px 1px at 55.72% 61.74%, rgba(214,234,252,0.49) 50%, transparent 55%),
    radial-gradient(1px 1px at 33.44% 97.77%, rgba(214,234,252,0.37) 50%, transparent 55%),
    radial-gradient(1px 1px at 2.21% 49.0%, rgba(214,234,252,0.33) 50%, transparent 55%),
    radial-gradient(1px 1px at 60.62% 59.92%, rgba(126,214,236,0.55) 50%, transparent 55%),
    radial-gradient(1px 1px at 79.73% 23.4%, rgba(214,234,252,0.37) 50%, transparent 55%),
    radial-gradient(1px 1px at 13.8% 8.29%, rgba(214,234,252,0.43) 50%, transparent 55%),
    radial-gradient(1px 1px at 4.4% 69.06%, rgba(214,234,252,0.56) 50%, transparent 55%),
    radial-gradient(1px 1px at 43.64% 83.03%, rgba(214,234,252,0.44) 50%, transparent 55%),
    radial-gradient(1px 1px at 53.46% 5.71%, rgba(214,234,252,0.38) 50%, transparent 55%),
    radial-gradient(1px 1px at 0.26% 95.36%, rgba(214,234,252,0.33) 50%, transparent 55%),
    radial-gradient(1px 1px at 96.58% 30.47%, rgba(214,234,252,0.3) 50%, transparent 55%),
    radial-gradient(1px 1px at 33.27% 48.55%, rgba(126,214,236,0.34) 50%, transparent 55%),
    radial-gradient(1px 1px at 92.72% 40.2%, rgba(214,234,252,0.58) 50%, transparent 55%),
    radial-gradient(1px 1px at 96.9% 75.4%, rgba(126,214,236,0.48) 50%, transparent 55%),
    radial-gradient(1px 1px at 75.77% 10.69%, rgba(214,234,252,0.38) 50%, transparent 55%),
    radial-gradient(1px 1px at 14.6% 69.38%, rgba(214,234,252,0.48) 50%, transparent 55%),
    radial-gradient(1px 1px at 34.33% 31.48%, rgba(126,214,236,0.53) 50%, transparent 55%),
    radial-gradient(1px 1px at 69.2% 62.89%, rgba(126,214,236,0.32) 50%, transparent 55%),
    radial-gradient(1px 1px at 59.47% 36.05%, rgba(214,234,252,0.38) 50%, transparent 55%),
    radial-gradient(1px 1px at 10.36% 36.41%, rgba(214,234,252,0.45) 50%, transparent 55%),
    radial-gradient(1px 1px at 14.86% 54.2%, rgba(214,234,252,0.45) 50%, transparent 55%),
    radial-gradient(1px 1px at 72.77% 57.34%, rgba(214,234,252,0.37) 50%, transparent 55%),
    radial-gradient(1px 1px at 28.27% 82.01%, rgba(214,234,252,0.36) 50%, transparent 55%),
    radial-gradient(1px 1px at 39.41% 93.75%, rgba(126,214,236,0.48) 50%, transparent 55%),
    radial-gradient(1px 1px at 70.42% 4.0%, rgba(214,234,252,0.33) 50%, transparent 55%),
    radial-gradient(1px 1px at 7.53% 37.85%, rgba(126,214,236,0.45) 50%, transparent 55%),
    radial-gradient(1px 1px at 26.34% 2.24%, rgba(126,214,236,0.44) 50%, transparent 55%),
    radial-gradient(1px 1px at 15.54% 74.56%, rgba(126,214,236,0.67) 50%, transparent 55%),
    radial-gradient(2px 2px at 47.67% 87.61%, rgba(126,214,236,0.66) 50%, transparent 55%),
    radial-gradient(2px 2px at 39.03% 38.17%, rgba(214,234,252,0.51) 50%, transparent 55%),
    radial-gradient(2px 2px at 45.78% 24.7%, rgba(214,234,252,0.67) 50%, transparent 55%),
    radial-gradient(2px 2px at 41.04% 27.43%, rgba(126,214,236,0.63) 50%, transparent 55%),
    radial-gradient(1px 1px at 82.38% 19.85%, rgba(214,234,252,0.78) 50%, transparent 55%),
    radial-gradient(2px 2px at 8.28% 79.3%, rgba(214,234,252,0.6) 50%, transparent 55%),
    radial-gradient(2px 2px at 70.88% 13.01%, rgba(214,234,252,0.5) 50%, transparent 55%),
    radial-gradient(1px 1px at 12.55% 96.82%, rgba(214,234,252,0.56) 50%, transparent 55%),
    radial-gradient(1px 1px at 90.3% 67.76%, rgba(214,234,252,0.61) 50%, transparent 55%),
    radial-gradient(2px 2px at 79.72% 74.9%, rgba(214,234,252,0.68) 50%, transparent 55%),
    radial-gradient(2px 2px at 3.16% 96.8%, rgba(214,234,252,0.49) 50%, transparent 55%),
    radial-gradient(1px 1px at 30.38% 61.45%, rgba(214,234,252,0.77) 50%, transparent 55%),
    radial-gradient(2px 2px at 5.86% 14.84%, rgba(214,234,252,0.6) 50%, transparent 55%),
    radial-gradient(2px 2px at 96.01% 56.26%, rgba(214,234,252,0.52) 50%, transparent 55%),
    radial-gradient(2px 2px at 4.28% 69.87%, rgba(126,214,236,0.59) 50%, transparent 55%),
    radial-gradient(1px 1px at 55.42% 52.09%, rgba(214,234,252,0.61) 50%, transparent 55%),
    radial-gradient(1px 1px at 34.48% 56.27%, rgba(126,214,236,0.66) 50%, transparent 55%),
    radial-gradient(1px 1px at 80.9% 23.35%, rgba(214,234,252,0.56) 50%, transparent 55%),
    radial-gradient(2px 2px at 1.12% 88.57%, rgba(214,234,252,0.67) 50%, transparent 55%),
    radial-gradient(2px 2px at 58.32% 70.02%, rgba(126,214,236,0.59) 50%, transparent 55%),
    radial-gradient(2px 2px at 49.64% 53.93%, rgba(214,234,252,0.67) 50%, transparent 55%),
    radial-gradient(1px 1px at 59.93% 45.63%, rgba(214,234,252,0.69) 50%, transparent 55%),
    radial-gradient(1px 1px at 71.0% 74.3%, rgba(126,214,236,0.52) 50%, transparent 55%),
    radial-gradient(1px 1px at 60.88% 27.51%, rgba(214,234,252,0.76) 50%, transparent 55%),
    radial-gradient(1px 1px at 43.01% 94.0%, rgba(214,234,252,0.67) 50%, transparent 55%),
    radial-gradient(1px 1px at 95.79% 18.7%, rgba(214,234,252,0.7) 50%, transparent 55%),
    radial-gradient(1px 1px at 41.21% 86.09%, rgba(126,214,236,0.73) 50%, transparent 55%),
    radial-gradient(3px 3px at 49.47% 9.44%, rgba(214,234,252,0.78) 50%, transparent 55%),
    radial-gradient(2px 2px at 62.42% 82.81%, rgba(214,234,252,0.76) 50%, transparent 55%),
    radial-gradient(2px 2px at 53.31% 58.17%, rgba(214,234,252,0.75) 50%, transparent 55%),
    radial-gradient(3px 3px at 79.89% 83.62%, rgba(214,234,252,0.99) 50%, transparent 55%),
    radial-gradient(2px 2px at 97.66% 87.62%, rgba(214,234,252,0.8) 50%, transparent 55%),
    radial-gradient(2px 2px at 6.72% 3.78%, rgba(214,234,252,0.82) 50%, transparent 55%),
    radial-gradient(3px 3px at 72.74% 17.2%, rgba(214,234,252,0.73) 50%, transparent 55%),
    radial-gradient(2px 2px at 84.97% 14.04%, rgba(214,234,252,0.77) 50%, transparent 55%),
    radial-gradient(3px 3px at 22.79% 15.12%, rgba(214,234,252,0.9) 50%, transparent 55%),
    radial-gradient(3px 3px at 58.28% 87.37%, rgba(126,214,236,0.96) 50%, transparent 55%),
    radial-gradient(2px 2px at 77.14% 11.8%, rgba(214,234,252,0.85) 50%, transparent 55%),
    radial-gradient(2px 2px at 64.76% 89.44%, rgba(126,214,236,0.73) 50%, transparent 55%);
  mask-image: linear-gradient(180deg, #000 0%, #000 72%, transparent 100%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, #000 72%, transparent 100%);
}

/* Orbital horizon: a very large ellipse showing only its upper arc. */
.orbit {
  position: absolute;
  left: 50%;
  bottom: -1180px;
  width: 200%;
  height: 1400px;           /* fixed, so the visible arc height does not
                               swing with viewport width */
  transform: translateX(-50%);
  border-radius: 50%;
  border-top: 1px solid var(--line-strong);
  background: radial-gradient(50% 40% at 50% 0%, rgba(94, 200, 224, 0.10), transparent 72%);
  pointer-events: none;
  z-index: 0;
}
.orbit--sm { height: 1100px; bottom: -960px; opacity: 0.75; }

/* =========================================================
   HUD framing — thin corner brackets on key panels
   ========================================================= */
.hud { position: relative; }
.hud::before,
.hud::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--hud);
  pointer-events: none;
  transition: border-color var(--t-ui) var(--ease);
}
.hud::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.hud::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.hud:hover::before, .hud:hover::after { border-color: var(--accent); }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: var(--tap);
  padding: 13px 26px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background-image: var(--grad-cta);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  white-space: nowrap;
  box-shadow: var(--shadow-amber);
  transition: transform var(--t-ui) var(--ease), box-shadow var(--t-ui) var(--ease),
    background-color var(--t-micro) ease, border-color var(--t-micro) ease, color var(--t-micro) ease;
}
.btn:hover {
  color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 24px 56px -20px rgba(251, 191, 36, 0.62);
}
.btn:active { transform: translateY(0); }

.btn--ghost {
  background-image: none;
  background-color: var(--surface);
  border-color: var(--line-strong);
  color: var(--text);
  box-shadow: none;
}
.btn--ghost:hover {
  background-color: var(--surface-2);
  border-color: var(--accent);
  color: var(--text);
  box-shadow: none;
}

.btn--sm { padding: 11px 18px; font-size: 0.85rem; }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-row--center { justify-content: center; }

.textlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent);
}
.textlink svg { transition: transform var(--t-ui) var(--ease); }
.textlink:hover svg { transform: translateX(4px); }

/* =========================================================
   Header
   ========================================================= */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(4, 7, 15, 0.66);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background var(--t-ui) ease, border-color var(--t-ui) ease;
}
.header.is-stuck { background: rgba(4, 7, 15, 0.94); border-bottom-color: var(--line); }
.header .container { display: flex; align-items: center; gap: 24px; }

.brand { display: flex; align-items: center; flex: none; }
.brand img { height: 32px; width: auto; }

.nav { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav > .btn { display: none; }
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap);
  padding: 0 13px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  white-space: nowrap;
  transition: color var(--t-micro) ease, background-color var(--t-micro) ease;
}
.nav a:hover { color: var(--text); background: var(--surface); }
.nav a.is-active { color: var(--text); }
.nav a.is-active::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 7px;
  height: 1px;
  background: var(--accent);
}

.header-cta { display: flex; align-items: center; gap: 10px; flex: none; }

.nav-toggle {
  display: none;
  min-width: var(--tap);
  min-height: var(--tap);
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  align-items: center;
  justify-content: center;
}
.nav-toggle span { position: relative; display: block; width: 18px; height: 1px; background: currentColor; transition: background var(--t-ui) ease; }
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 1px; background: currentColor;
  transition: transform var(--t-ui) var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1060px) {
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .header-cta .btn { display: none; }
  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    margin: 0;
    padding: 16px 24px 26px;
    background: rgba(4, 7, 15, 0.985);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(18px);
    transform: translateY(-14px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--t-ui) ease, transform var(--t-ui) ease, visibility var(--t-ui);
  }
  .nav.is-open { opacity: 1; transform: none; visibility: visible; }
  .nav a { padding: 0 12px; font-size: 1rem; }
  .nav a.is-active::after { display: none; }
  .nav a.is-active { background: var(--surface); }
  .nav > .btn { display: inline-flex; margin-top: 12px; }
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding: clamp(76px, 11vw, 136px) 0 clamp(68px, 9vw, 108px);
  background: var(--void);
  overflow: hidden;
}
.hero .container { position: relative; z-index: 2; }
.hero--split .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
}
@media (max-width: 920px) { .hero--split .container { grid-template-columns: 1fr; } }
.hero h1 { margin-bottom: 20px; max-inline-size: 18ch; }
.hero h1 .accent {
  background: var(--grad-cool);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p { font-size: 1.12rem; max-width: 56ch; }
.hero--center { text-align: center; }
.hero--center h1 { max-inline-size: 24ch; margin-inline: auto; }
.hero--center p { margin-inline: auto; }
.hero--center .hero-meta { justify-content: center; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 6px;
  margin-bottom: 22px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--surface);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
}
.pill b {
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--faint);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta svg { color: var(--accent); flex: none; }

/* =========================================================
   Terminal / readout panel
   ========================================================= */
.terminal {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(14, 22, 39, 0.94), rgba(4, 7, 15, 0.96));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.terminal__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 15px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.025);
}
.terminal__bar i { width: 9px; height: 9px; border-radius: 50%; background: #243149; }
.terminal__bar i:nth-child(1) { background: #d2544e; }
.terminal__bar i:nth-child(2) { background: #d79a3c; }
.terminal__bar i:nth-child(3) { background: #3fae77; }
.terminal__bar span { margin-left: 8px; font-family: var(--mono); font-size: 0.72rem; color: var(--faint); }
.terminal__body {
  margin: 0;
  padding: 18px 20px 22px;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.85;
  color: #c3d0e6;
  white-space: pre-wrap;
  word-break: break-word;
}
.terminal__body .c-prompt { color: var(--amber-hi); }
.terminal__body .c-ok { color: #4ec98a; }
.terminal__body .c-dim { color: var(--faint); }
.terminal__body .c-cy { color: var(--cyan); }

/* =========================================================
   Cards
   ========================================================= */
.card {
  position: relative;
  padding: 28px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: transform var(--t-ui) var(--ease), border-color var(--t-ui) ease,
    background-color var(--t-ui) ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--line-strong); background: var(--card-hover); }
.card h3 { margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.96rem; }

.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 18px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  color: var(--accent);
}
.card__icon svg { width: 21px; height: 21px; }

/* index marker, e.g. 01 / 02 / 03 */
.card__idx {
  position: absolute;
  top: 20px;
  right: 22px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--faint);
  opacity: 0.7;
}

.chips { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.chip {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 0.93rem;
  font-weight: 500;
  color: var(--text);
  transition: border-color var(--t-micro) ease, transform var(--t-ui) var(--ease);
}
.chip:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.chip svg { width: 17px; height: 17px; color: var(--accent); flex: none; }

/* =========================================================
   Pricing
   ========================================================= */
.price-grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(245px, 1fr)); }

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 30px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: transform var(--t-ui) var(--ease), border-color var(--t-ui) ease, box-shadow var(--t-ui) ease;
}
.plan:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: var(--shadow); }
.plan--featured { border-color: var(--accent); }
.plan__badge {
  position: absolute;
  top: 16px;
  right: 20px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.plan__name {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.plan__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.plan__price b { font-family: var(--mono); font-size: 2.7rem; font-weight: 700; letter-spacing: -0.045em; line-height: 1; }
.plan__price small { font-family: var(--mono); font-size: 0.85rem; color: var(--faint); }
.plan__specs { list-style: none; margin: 0 0 24px; padding: 0; display: grid; gap: 10px; }
.plan__specs li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.94rem; color: var(--muted); }
.plan__specs li svg { width: 16px; height: 16px; margin-top: 4px; color: var(--accent); flex: none; }
.plan__specs li strong { color: var(--text); font-weight: 600; }
.plan .btn { margin-top: auto; }
.price-grid--pair { max-width: 720px; margin-inline: auto; }

/* pricing tabs: without JS every panel shows, stacked under its heading */
.tabs__list { display: none; }
.js .tabs__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto clamp(28px, 4vw, 40px);
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.tabs__tab {
  min-height: var(--tap);
  padding: 0 20px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--t-micro) ease, color var(--t-micro) ease;
}
@media (max-width: 560px) {
  .js .tabs__list { flex-wrap: nowrap; width: 100%; }
  .tabs__tab { flex: 1 1 auto; padding: 0 8px; font-size: 0.76rem; }
}
.tabs__tab:hover { color: var(--text); }
.tabs__tab[aria-selected="true"] { background: var(--card-hover); color: var(--text); box-shadow: inset 0 0 0 1px var(--accent); }
.tabs__heading { margin-bottom: 20px; font-size: 1.1rem; text-align: center; }
.js .tabs__heading { display: none; }
.tabs__panel + .tabs__panel { margin-top: clamp(40px, 6vw, 64px); }
.js .tabs__panel + .tabs__panel { margin-top: 0; }
.tabs__more { margin: 24px 0 0; text-align: center; font-size: 0.94rem; }

/* rate table */
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); overflow: hidden; }
table.rate-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.rate-table th, .rate-table td { padding: 17px 20px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: middle; }
.rate-table thead th {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  background: var(--surface);
}
.rate-table tbody tr:last-child td { border-bottom: 0; }
.rate-table tbody tr { transition: background-color var(--t-micro) ease; }
.rate-table tbody tr:hover { background: var(--surface); }
.rate-table td:first-child { color: var(--text); font-weight: 600; }
.rate-table td .sub { display: block; font-size: 0.83rem; font-weight: 400; color: var(--faint); }
.rate-table .cost { font-family: var(--mono); color: var(--text); white-space: nowrap; }
.rate-table td:last-child { text-align: right; }

@media (max-width: 720px) {
  .rate-table thead { display: none; }
  .rate-table tr { display: grid; gap: 6px; padding: 17px 18px; border-bottom: 1px solid var(--line); }
  .rate-table td { border: 0; padding: 0; text-align: left !important; }
  .rate-table td:last-child { margin-top: 10px; }
}

/* plan comparison table (modifier of .rate-table) */
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.rate-table--plans th[scope="row"] { text-align: left; font-family: var(--mono); font-size: 0.86rem; letter-spacing: 0.1em; color: var(--text); white-space: nowrap; }
.rate-table--plans .num { text-align: right; font-variant-numeric: tabular-nums; color: var(--text); }
.rate-table--plans thead th:not(:first-child):not(:last-child) { text-align: right; }
.rate-table--plans .cost b { font-size: 1.1rem; }
.rate-table--plans .cost small { color: var(--faint); font-size: 0.8rem; margin-left: 2px; }
.rate-table--plans .act { width: 1%; white-space: nowrap; }
.rate-table--plans .btn { min-height: var(--tap); }
.rate-table--plans tr.is-featured, .rate-table--plans tr.is-featured:hover { background: var(--surface); }
.rate-table--plans tr.is-featured th[scope="row"] { box-shadow: inset 3px 0 0 var(--accent); }
.rate-tag {
  display: inline-block;
  margin-left: 8px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--amber);
  color: var(--ink);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  vertical-align: middle;
}
.tabs__note { margin: 16px 0 0; text-align: center; font-size: 0.94rem; color: var(--muted); }
@media (max-width: 720px) {
  .rate-table--plans tr { grid-template-columns: 1fr auto; align-items: center; row-gap: 8px; }
  .rate-table--plans th[scope="row"] { display: block; padding: 0; border: 0; background: none; box-shadow: none; }
  .rate-table--plans tr.is-featured { box-shadow: inset 3px 0 0 var(--accent); }
  .rate-table--plans tr.is-featured th[scope="row"] { box-shadow: none; }
  .rate-table--plans td.num { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: baseline; text-align: left !important; }
  .rate-table--plans td[data-label]::before { content: attr(data-label); color: var(--faint); font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; }
  .rate-table--plans td.cost { grid-column: 2; grid-row: 1; display: block; text-align: right !important; }
  .rate-table--plans td.act { grid-column: 1 / -1; width: auto; margin-top: 6px; }
  .rate-table--plans td.act .btn { width: 100%; }
}

/* =========================================================
   Splits, stats, checklists
   ========================================================= */
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: clamp(32px, 5vw, 60px); align-items: center; }
.split--reverse > *:first-child { order: 2; }
@media (max-width: 760px) { .split--reverse > *:first-child { order: 0; } }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; }
.stat {
  position: relative;
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  text-align: center;
}
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.045em;
  color: var(--accent);
}
.stat span { font-size: 0.82rem; color: var(--faint); }

.checklist { list-style: none; margin: 0 0 1.4em; padding: 0; display: grid; gap: 11px; }
.checklist li { display: flex; align-items: flex-start; gap: 12px; color: var(--muted); font-size: 0.97rem; }
.checklist li svg { width: 18px; height: 18px; margin-top: 4px; color: var(--accent); flex: none; }

/* portfolio: a screenshot on top of a card */
.work {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: transform var(--t-ui) var(--ease), border-color var(--t-ui) ease;
}
.work:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.work__shot {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--surface-2);
}
.work__shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.work__body { display: flex; flex: 1; flex-direction: column; align-items: flex-start; padding: 22px 24px 26px; }
.work__body .tag { margin-bottom: 14px; }
.work__body h3 { margin-bottom: 10px; }
.work__body p { font-size: 0.93rem; }
.work__body .textlink { margin-top: auto; }
.work--open { border-style: dashed; }
.work--open .work__body { justify-content: center; }
.work--open .textlink { margin-top: 6px; }

/* proof band */
.proof-band { position: relative; border-block: 1px solid var(--line); background: var(--deep); overflow: hidden; }
.trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3) var(--space-8);
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--mono);
}
.trust-row li { display: inline-flex; align-items: center; gap: var(--space-2); font-size: 0.82rem; color: var(--faint); }
.trust-row svg { color: var(--accent); flex: none; }

/* =========================================================
   CTA band
   ========================================================= */
.cta {
  position: relative;
  padding: clamp(44px, 6vw, 68px) clamp(28px, 5vw, 56px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(700px 260px at 50% 0%, rgba(94, 200, 224, 0.12), transparent 70%),
    var(--card);
  overflow: hidden;
  text-align: center;
}
.cta h2 { margin-bottom: 14px; max-inline-size: 24ch; margin-inline: auto; }
.cta p { max-width: 60ch; margin-inline: auto; }

/* =========================================================
   FAQ
   ========================================================= */
.faq-list { display: grid; gap: 12px; max-width: 860px; margin-inline: auto; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card);
  overflow: hidden;
  transition: border-color var(--t-micro) ease;
}
.faq-item[open] { border-color: var(--line-strong); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: var(--tap);
  padding: 18px 22px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--accent);
  border-bottom: 1.5px solid var(--accent);
  transform: rotate(45deg) translateY(-3px);
  transition: transform var(--t-ui) var(--ease);
}
.faq-item[open] summary::after { transform: rotate(-135deg) translateY(-3px); }
.faq-item .faq-body { padding: 0 22px 20px; }
.faq-item .faq-body p:last-child { margin-bottom: 0; }

/* =========================================================
   Blog
   ========================================================= */
.post-grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.post {
  display: flex;
  flex-direction: column;
  padding: 26px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: transform var(--t-ui) var(--ease), border-color var(--t-ui) ease;
}
.post:hover { transform: translateY(-3px); border-color: var(--line-strong); }
.post__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--faint);
}
.tag {
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.tag--musings { color: var(--amber-hi); }
.post h3 { font-size: 1.12rem; margin-bottom: 10px; max-inline-size: 28ch; }
.post h3 a { color: var(--text); }
.post h3 a:hover { color: var(--accent); }
.post p { font-size: 0.93rem; }

/* =========================================================
   Long-form / legal
   ========================================================= */
.page-head { position: relative; padding: clamp(60px, 8vw, 96px) 0 clamp(28px, 4vw, 44px); background: var(--void); overflow: hidden; }
.page-head h1 { margin-bottom: 14px; max-inline-size: none; }
.page-head p { max-width: 62ch; margin-bottom: 0; }

.prose { max-width: 820px; }
.prose h2 { margin-top: 2.2em; font-size: clamp(1.3rem, 2.3vw, 1.6rem); scroll-margin-top: calc(var(--header-h) + 20px); max-inline-size: none; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.8em; font-size: 1.08rem; max-inline-size: none; }
.prose h4 { margin-top: 1.5em; font-size: 0.98rem; }
.prose ul, .prose ol { margin: 0 0 1.3em; padding-left: 1.3em; color: var(--muted); }
.prose li { margin-bottom: 0.55em; }
.prose p, .prose li { font-size: 1rem; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2.4em 0; }

.legal-layout { display: grid; grid-template-columns: 240px 1fr; gap: clamp(32px, 5vw, 60px); align-items: start; }
@media (max-width: 900px) {
  .legal-layout { grid-template-columns: 1fr; }
  .toc { position: static !important; }
}
.toc {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card);
}
.toc h4 { margin-bottom: 14px; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); }
.toc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.toc a { font-size: 0.88rem; color: var(--muted); }
.toc a:hover { color: var(--accent); }
.toc > ul > li > a { font-weight: 600; color: var(--text); }
.toc > ul > li > a:hover { color: var(--accent); }
.toc details { margin: 4px 0 10px; }
.toc details > summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: var(--tap);
  list-style: none;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--faint);
  transition: color var(--t-micro) ease;
}
.toc details > summary::-webkit-details-marker { display: none; }
.toc details > summary::before {
  content: "";
  width: 6px; height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(-45deg);
  transition: transform var(--t-ui) var(--ease);
}
.toc details[open] > summary::before { transform: rotate(45deg); }
.toc details > summary:hover { color: var(--accent); }
.toc details > ul { margin-top: 10px; padding-left: 12px; border-left: 1px solid var(--line); }
.toc details > ul a { font-size: 0.83rem; }

.notice {
  padding: 18px 20px;
  margin-bottom: 2em;
  border: 1px solid var(--line-strong);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 0.92rem;
  color: var(--muted);
}
.notice p:last-child { margin-bottom: 0; }

/* =========================================================
   Footer
   ========================================================= */
.footer {
  position: relative;
  padding: clamp(48px, 6vw, 72px) 0 30px;
  border-top: 1px solid var(--line);
  background: var(--void);
  overflow: hidden;
}
.footer-top { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 34px; padding-bottom: 40px; border-bottom: 1px solid var(--line); }
@media (max-width: 860px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) { .footer-top { grid-template-columns: 1fr; } }

.footer-brand img { height: 30px; margin-bottom: 18px; }
.footer-brand p { font-size: 0.92rem; max-width: 36ch; }
.footer h4 { margin-bottom: 15px; font-family: var(--mono); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.footer ul a { color: var(--muted); font-size: 0.92rem; }
.footer ul a:hover { color: var(--accent); }

.footer-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; padding-top: 24px; font-family: var(--mono); font-size: 0.8rem; color: var(--faint); }
.footer-bottom p { margin: 0; color: var(--faint); font-size: 0.8rem; }
.badge-row { display: flex; align-items: center; gap: 8px; }
.badge { padding: 5px 11px; border: 1px solid var(--line); border-radius: var(--radius-sm); font-size: 0.7rem; font-weight: 500; letter-spacing: 0.08em; color: var(--muted); }

/* =========================================================
   Blog — posts, code, comments, ads, listings
   Everything reads the semantic tokens, so it works in both
   a default .section and a .section--alt.
   ========================================================= */
.post { max-width: 820px; }
.post__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: 0 0 var(--space-6);
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--faint);
}
.post__meta a { color: var(--muted); }
.post__meta a:hover { color: var(--accent); }
.post__body { overflow-wrap: break-word; }
.post__body img { border-radius: var(--radius-sm); margin: 1.4em 0; }

/* ---- code blocks: shell commands, so never wrap ---- */
.prose pre.code {
  position: relative;
  margin: 0 0 1.5em;
  padding: 16px 20px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  color: var(--code-text);
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.75;
  white-space: pre;
  tab-size: 4;
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
}
.prose pre.code:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.prose pre.code[data-lang]::before {
  content: attr(data-lang);
  display: block;
  margin: -4px 0 8px;
  font-size: 0.68rem;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
  position: sticky;
  left: 0;
}
.prose pre.code code {
  display: block;
  width: max-content;
  min-width: 100%;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: none;
  color: inherit;
  font: inherit;
  white-space: inherit;
}

/* ---- inline code ---- */
.prose code {
  padding: 0.12em 0.4em;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--code-bg);
  color: var(--code-text);
  font-family: var(--mono);
  font-size: 0.86em;
  overflow-wrap: anywhere;
}

/* ---- warning highlight (was red inline styles) ---- */
.hl-warn { color: var(--amber-hi); font-weight: 600; }

/* ---- indents (were padding-left: 30..150px) ---- */
.indent-1 { padding-left: 1.5em; }
.indent-2 { padding-left: 3em; }
.indent-3 { padding-left: 4.5em; }
.indent-4 { padding-left: 6em; }
.indent-5 { padding-left: 7.5em; }
@media (max-width: 640px) {
  .indent-1 { padding-left: 0.5em; }
  .indent-2 { padding-left: 1em; }
  .indent-3 { padding-left: 1.5em; }
  .indent-4 { padding-left: 2em; }
  .indent-5 { padding-left: 2.5em; }
}

/* ---- ad slot: reserves space, looks intentional when empty ---- */
.ad-slot {
  position: relative;
  display: block;
  min-height: 280px;
  margin: var(--space-8) 0;
  padding: 30px var(--space-4) var(--space-4);
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  /* No overflow:hidden and no paint containment here: a responsive AdSense unit
     can render wider than its slot, and clipping a served ad is both a revenue
     loss and against AdSense policy. Layout containment alone still stops the
     ad from reflowing the article around it. */
  contain: layout;
}
.ad-slot::before {
  content: "Sponsored Links";
  position: absolute;
  top: 8px;
  left: var(--space-4);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}
@media (max-width: 640px) { .ad-slot { min-height: 320px; } }

/* ---- comments: quiet, secondary to the article ---- */
.comments { max-width: 820px; margin-top: var(--space-12); }
.comments > h2, .comments > h3 { font-size: 1.1rem; color: var(--muted); }
.comment {
  margin: 0 0 var(--space-4);
  padding: var(--space-3) 0 var(--space-3);
  border-top: 1px solid var(--line);
  font-size: 0.93rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}
.comment p { margin: 0 0 0.7em; font-size: inherit; color: var(--muted); }
.comment p:last-child { margin-bottom: 0; }
.comment--reply {
  margin-left: clamp(12px, 4vw, 32px);
  padding-left: var(--space-4);
  border-top: 0;
  border-left: 1px solid var(--line-strong);
}
.comment__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 12px;
  margin-bottom: 6px;
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--faint);
}
.comment__author { color: var(--text); font-weight: 600; font-style: normal; }

/* ---- post navigation ---- */
.post-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  margin: var(--space-12) 0 0;
  padding-top: var(--space-6);
  border-top: 1px solid var(--line);
}
.post-nav a {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap);
  max-width: 100%;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--card);
  font-size: 0.93rem;
  transition: border-color var(--t-ui) ease, background-color var(--t-ui) ease;
}
.post-nav a:hover { border-color: var(--line-strong); background: var(--card-hover); }
.post-nav a:last-child:not(:first-child) { margin-left: auto; text-align: right; }

/* ---- archive / category listing ---- */
.post-list { list-style: none; margin: 0; padding: 0; display: grid; gap: var(--space-3); }
.post-list__item {
  position: relative;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: border-color var(--t-ui) ease, background-color var(--t-ui) ease;
}
.post-list__item:hover { border-color: var(--line-strong); background: var(--card-hover); }
.post-list__item h2, .post-list__item h3 { margin: 0 0 4px; font-size: 1.05rem; max-inline-size: none; }
.post-list__item h2 a, .post-list__item h3 a { display: block; min-height: var(--tap); padding: 8px 0; margin: -8px 0; color: var(--text); }
.post-list__item h2 a:hover, .post-list__item h3 a:hover { color: var(--accent); }
.post-list__item p { margin: 0; font-size: 0.92rem; color: var(--muted); }
.post-list__item time, .post-list__item .post__meta { font-family: var(--mono); font-size: 0.76rem; color: var(--faint); }

/* =========================================================
   Scroll reveal & motion
   ========================================================= */
.js .reveal { opacity: 0; transform: translateY(16px); transition: opacity var(--t-enter) var(--ease), transform var(--t-enter) var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

.skip-link { position: absolute; left: -9999px; top: 0; z-index: 100; padding: 12px 20px; background: var(--amber); color: var(--ink); border-radius: 0 0 var(--radius-sm) 0; }
.skip-link:focus { left: 0; color: var(--ink); }