/* =========================================================
   SYZYGY — Design system (light theme)
   Tokens → reset → primitives → sections → motion
   ========================================================= */

:root {
  /* ---- User-specified base colours ---- */
  --bg:           #EEE7DA;   /* page background: RGB(238,231,218) */
  --surface:      #CEE5EA;   /* card / text backgrounds: RGB(206,229,234) */

  /* ---- Derived elevations ---- */
  --bg-elev-1:    #E6DECE;   /* slightly warm-tan for secondary fills */
  --bg-elev-2:    #DDD4C2;   /* tertiary depth fill */
  --surface-2:    #BDD8DF;   /* deeper teal surface */

  /* ---- Borders ---- */
  --border:       #C8C0B0;
  --border-soft:  #D8D0C0;
  --border-strong:#A89880;

  /* ---- Rustic copper text ---- */
  --text:         #4A2008;   /* very dark copper — main body */
  --text-mid:     #7A3C1C;   /* medium copper — subheadings, prose */
  --text-muted:   #9E5830;   /* lighter copper — secondary */
  --text-dim:     #BF7A50;   /* dimmest — captions, metadata */

  /* ---- Accent: azure blue (complements diamond blue surface) ---- */
  --accent:       #1A78A0;
  --accent-soft:  rgba(26,120,160,0.12);
  --accent-strong:#145E80;
  --accent-glow:  rgba(26,120,160,0.25);

  /* ---- Warm secondary (sparingly) ---- */
  --warm:         #C87030;
  --warm-soft:    rgba(200,112,48,0.14);

  /* ---- Lifecycle phase accents (journey spine + capability chips) ---- */
  --audit:        #2F7D57;   /* Audit + Review — muted forest green */
  --audit-soft:   rgba(47,125,87,0.16);

  /* ---- Status ---- */
  --pass:         #1E6B3A;
  --fail:         #B42020;

  /* ---- Code / terminal (stays dark — standard practice) ---- */
  --code-bg:      #1A1A22;
  --code-border:  #2A2B3A;
  --code-text:    #D3D7E5;
  --code-key:     #7DD9EF;
  --code-str:     #A8D888;
  --code-num:     #E8B060;
  --code-comm:    #6B7280;
  --code-punct:   #9A9EB5;
  --code-tag:     #C5C9D8;

  /* ---- Typography ---- */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, system-ui, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  --fs-xs:   clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --fs-sm:   clamp(0.85rem, 0.82rem + 0.2vw, 0.9375rem);
  --fs-base: clamp(0.95rem, 0.9rem + 0.25vw, 1.0625rem);
  --fs-md:   clamp(1.0625rem, 1rem + 0.4vw, 1.1875rem);
  --fs-lg:   clamp(1.25rem, 1.1rem + 0.7vw, 1.5rem);
  --fs-xl:   clamp(1.625rem, 1.4rem + 1.1vw, 2.25rem);
  --fs-2xl:  clamp(2.25rem, 1.8rem + 2vw, 3.5rem);
  --fs-3xl:  clamp(2.75rem, 2.1rem + 3.2vw, 5rem);

  --lh-tight: 1.05;
  --lh-snug:  1.2;
  --lh-base:  1.6;
  --lh-loose: 1.7;

  /* ---- Space ---- */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --sp-9: 6rem;
  --sp-10: 8rem;
  --sp-section: clamp(4rem, 7vw, 8rem);

  /* ---- Radii ---- */
  --r-1: 4px;
  --r-2: 8px;
  --r-3: 12px;
  --r-4: 16px;
  --r-full: 999px;

  /* ---- Motion ---- */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-inout: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast:  180ms;
  --dur-base:  320ms;
  --dur-slow:  600ms;
  --dur-orbit: 2400ms;

  /* ---- Layout ---- */
  --container-max:    1240px;
  --container-narrow: 820px;
  --nav-h: 60px;
}

/* ---------- Reset ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, [role="tab"]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: var(--lh-tight); letter-spacing: -0.02em; }
p { margin: 0; }
code, pre { font-family: var(--font-mono); }
hr { border: 0; height: 1px; background: var(--border); margin: var(--sp-6) 0; }

::selection { background: var(--accent-soft); color: var(--accent-strong); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; top: -100px; left: 8px; z-index: 1000;
  background: var(--accent); color: #EEE7DA; padding: 8px 14px;
  border-radius: 6px; font-weight: 600;
}
.skip-link:focus { top: 8px; }

/* ---------- Background atmosphere (subtle warm light) ---------- */

body::before {
  content: "";
  position: fixed; inset: 0;
  background:
    radial-gradient(60% 50% at 20% 0%,  rgba(26,120,160,0.07), transparent 60%),
    radial-gradient(50% 40% at 80% 10%, rgba(92,42,16,0.05),  transparent 70%),
    radial-gradient(40% 30% at 50% 100%,rgba(206,229,234,0.4), transparent 80%);
  pointer-events: none;
  z-index: -2;
}

/* ---------- Container ---------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}
.container.narrow { max-width: var(--container-narrow); }

/* ---------- Nav ---------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(238,231,218,0);
  backdrop-filter: blur(0);
  -webkit-backdrop-filter: blur(0);
  border-bottom: 1px solid transparent;
  transform: translateY(-100%);
  transition:
    transform   var(--dur-base) var(--ease-out),
    background  var(--dur-base) var(--ease-out),
    backdrop-filter var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out);
}
.nav.is-visible {
  transform: translateY(0);
  background: rgba(238,231,218,0.88);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border-bottom-color: var(--border-soft);
}

.nav-inner {
  display: flex;
  align-items: center;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  gap: var(--sp-5);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: var(--fs-sm);
}
.nav-logo { width: 22px; height: 22px; color: var(--text-mid); }

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
  margin-left: auto;
  font-size: var(--fs-sm);
}
.nav-list a {
  color: var(--text-muted);
  transition: color var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}
.nav-list a:hover, .nav-list a.is-active { color: var(--text); }

.nav-cta {
  margin-left: var(--sp-3);
  padding: 0.45rem 0.95rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  background: var(--accent);
  color: #EEE7DA;
  border-radius: var(--r-full);
  letter-spacing: -0.01em;
  transition: filter var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.nav-cta:hover { filter: brightness(1.1); transform: translateY(-1px); }

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 38px; height: 38px;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  align-items: center;
  border-radius: var(--r-2);
}
.nav-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.nav-mobile { display: none; }
.nav-mobile ul {
  display: flex; flex-direction: column;
  gap: var(--sp-1);
  padding: var(--sp-4) clamp(1.25rem, 4vw, 2.5rem) var(--sp-6);
}
.nav-mobile a {
  display: block;
  padding: 0.65rem 0.25rem;
  color: var(--text-mid);
  font-size: var(--fs-md);
  border-bottom: 1px solid var(--border-soft);
}
.nav-mobile .mobile-cta {
  margin-top: var(--sp-3);
  padding: 0.9rem 1.1rem;
  background: var(--accent);
  color: #EEE7DA;
  text-align: center;
  border-radius: var(--r-full);
  font-weight: 600;
  border: 0;
}

@media (max-width: 900px) {
  .nav-list, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav.is-mobile-open {
    background: rgba(238,231,218,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    height: auto;
  }
  .nav.is-mobile-open .nav-mobile { display: block; }
}

/* ---------- Buttons & primitives ---------- */

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.75rem 1.1rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-full);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-mid);
  transition:
    border-color var(--dur-fast) var(--ease-out),
    color        var(--dur-fast) var(--ease-out),
    transform    var(--dur-fast) var(--ease-out);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-1px);
}
.btn-secondary svg { transition: transform var(--dur-fast) var(--ease-out); }
.btn-secondary:hover svg { transform: translateX(3px); }

.ghost-link {
  color: var(--text-muted);
  border-bottom: 1px dashed var(--border-strong);
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.ghost-link:hover { color: var(--accent); border-color: var(--accent); }

.accent-text { color: var(--accent); }

/* ---------- Install block / copy ---------- */

.install-block {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.85rem 0.7rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-full);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  position: relative;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.install-block:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.install-prompt { color: var(--accent); font-weight: 600; }
.install-cmd { color: var(--text); user-select: all; letter-spacing: -0.01em; }
.install-block-large { padding: 1rem 1.2rem 1rem 1.4rem; font-size: var(--fs-base); }

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.7rem;
  border-radius: var(--r-full);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  background: transparent;
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.copy-btn:hover { color: var(--accent); background: var(--accent-soft); }
.copy-btn.is-copied { color: var(--pass); }
.copy-btn.is-copied .copy-label::before { content: "Copied"; }
.copy-btn .copy-label::before { content: "Copy"; }
.copy-btn .copy-label { display: none; }
.install-block .copy-btn .copy-label { display: inline; }
.install-block .copy-btn.is-copied .copy-label::before { content: "Copied"; }

.copy-btn-floating {
  position: absolute;
  top: 8px; right: 8px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  opacity: 0;
  transform: translateY(-2px);
  transition:
    opacity   var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out),
    color     var(--dur-fast),
    background var(--dur-fast);
}
[data-copy-block]:hover .copy-btn-floating,
.copy-btn-floating:focus-visible { opacity: 1; transform: translateY(0); }
@media (hover: none) { .copy-btn-floating { opacity: 0.6; } }

/* ---------- Code blocks ---------- */

.code-block {
  position: relative;
  margin: var(--sp-4) 0 var(--sp-5);
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--r-3);
  overflow: hidden;
}
.code-block pre {
  margin: 0;
  padding: 1.1rem 1.25rem;
  overflow-x: auto;
  font-size: var(--fs-sm);
  line-height: 1.65;
  color: var(--code-text);
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}
.code-block pre::-webkit-scrollbar { height: 6px; }
.code-block pre::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

.code-filename {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: #7a7f95;
  padding: 0.7rem 1.25rem 0;
  letter-spacing: 0.03em;
}
.code-block-large pre { padding-top: 0.7rem; }

:not(pre) > code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--surface);
  color: var(--text);
  padding: 0.12em 0.4em;
  border-radius: 4px;
  border: 1px solid var(--border);
  /* Keep flags/keywords/paths (e.g. --env, --strict) intact — never split a
     token across lines at a hyphen. The line wraps at spaces around the code
     instead. Applies site-wide to all inline code. */
  white-space: nowrap;
}

/* ---------- Sections — base ---------- */

.section {
  position: relative;
  padding: var(--sp-section) 0;
  border-top: 1px solid var(--border-soft);
}
.section:first-of-type { border-top: 0; }

.section-head {
  max-width: 720px;
  margin: 0 auto var(--sp-7);
  text-align: center;
}
.section-label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: var(--sp-4);
}
.section-label .label-num { color: var(--accent); font-weight: 600; }
.section-heading {
  font-size: var(--fs-2xl);
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-4);
}
.section-heading .muted-line {
  display: block;
  color: var(--text-muted);
  font-weight: 600;
}
.section-sub {
  font-size: var(--fs-md);
  color: var(--text-mid);
  max-width: 60ch;
  margin: 0 auto;
  line-height: var(--lh-base);
}
.section-note {
  margin-top: var(--sp-4);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

.prose p {
  font-size: var(--fs-base);
  line-height: var(--lh-loose);
  color: var(--text-mid);
  margin-bottom: var(--sp-4);
}
.prose p:last-child { margin-bottom: 0; }
.prose.centered { max-width: 70ch; margin: 0 auto var(--sp-7); }
.prose strong { color: var(--text); font-weight: 600; }
.prose em { color: var(--text); font-style: italic; }

.subheading {
  font-size: var(--fs-lg);
  margin: var(--sp-7) 0 var(--sp-5);
  text-align: center;
  color: var(--text);
}

/* ---------- Hero — full-bleed layout ---------- */

.hero {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  overflow: hidden;
  position: relative;
  border-top: 0;
}

/* Orbital canvas: full hero background */
.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.orbital-canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  opacity: 1;
}

/* Brand name reveal: SYZ → SYZYGY (JS-driven loop) */
.hero-brand {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--nav-h) + 1rem);
  padding-bottom: 0.75rem;
  text-align: center;
  pointer-events: none;
  user-select: none;
}

.brand-reveal {
  display: inline-block;
  text-align: center;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}
.br-letters {
  font-size: clamp(1.75rem, 4vw, 4.5rem);
  font-weight: 800;
  letter-spacing: 0.22em;
  color: var(--text);
}
.br-syz {
  display: inline;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.65s ease-out, transform 0.65s ease-out;
}
.br-ygy { display: inline; }
.br-ygy span {
  display: inline-block;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.65s ease-out, transform 0.65s ease-out;
}
.br-pron {
  font-size: clamp(0.75rem, 1.6vw, 1.1rem);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--text-mid);
  margin-top: 0.55em;
  opacity: 0;
  transition: opacity 0.65s ease-out;
}
.hero-vignette {
  position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(238,231,218,0.25) 0%, transparent 10%,
                    transparent 85%, rgba(238,231,218,0.3) 100%),
    linear-gradient(to right,  rgba(238,231,218,0.15) 0%, transparent 8%,
                    transparent 92%, rgba(238,231,218,0.15) 100%);
  pointer-events: none;
}

.ephemeris { transform-origin: center; animation: ephemerisDrift 60s linear infinite; }
@keyframes ephemerisDrift { to { transform: rotate(360deg); } }

.alignment-axis {
  opacity: 0;
  animation: axisAppear 1.8s var(--ease-out) 1s forwards;
}
@keyframes axisAppear { to { opacity: 1; } }

.body-group { transform: translate(600px, 400px); }
.body {
  transform: translate(var(--tx, 0), var(--ty, 0));
  animation: bodyAlign var(--dur-orbit) var(--ease-out) calc(0.6s + var(--delay, 0s)) forwards;
}

.body-1 { animation-name: bodyAlign1; }
.body-2 { animation-name: bodyAlign2; }
.body-3 { animation-name: bodyAlign3; }
.body-4 { animation-name: bodyAlign4; }
@keyframes bodyAlign1 { 0% { transform: translate(-240px,-180px); } 100% { transform: translate(-300px,0); } }
@keyframes bodyAlign2 { 0% { transform: translate(60px,220px);   } 100% { transform: translate(-90px,0);  } }
@keyframes bodyAlign3 { 0% { transform: translate(280px,-100px); } 100% { transform: translate(140px,0);  } }
@keyframes bodyAlign4 { 0% { transform: translate(-160px,280px); } 100% { transform: translate(360px,0);  } }

.resolution-beam {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  filter: drop-shadow(0 0 6px var(--accent-glow));
  animation: beamDraw 1.6s var(--ease-out) 2.2s forwards;
}
@keyframes beamDraw { to { stroke-dashoffset: 0; stroke-width: 1.5; } }

/* Two-column content: pitch left, terminal right */
.hero-body {
  position: relative;
  z-index: 2;
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
  padding: 0 var(--sp-7) var(--sp-7);
  align-items: stretch;
}

/* Left: pitch panel — contains the orbital canvas background */
.hero-pitch {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: var(--sp-4) var(--sp-5);
  background: transparent;
}

/* Right: terminal panel — same height as pitch, no width blowout */
.hero-terminal {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}
.hero-terminal .terminal {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.hero-terminal .terminal-body {
  flex: 1;
  height: auto;
  min-height: 0;
  max-height: unset;
  overflow-y: auto;
  overflow-x: hidden;
}

/* Scale headline for pitch column */
.hero-pitch .hero-eyebrow {
  margin-bottom: var(--sp-3);
}
.hero-pitch .hero-headline {
  font-size: clamp(1.9rem, 2.2vw + 0.6rem, 3.6rem);
  margin-bottom: var(--sp-2);
  line-height: 1.06;
}
.hero-pitch .hero-subhead {
  font-size: var(--fs-base);
  line-height: 1.5;
  margin-bottom: var(--sp-2);
}
.hero-subhead--last {
  margin-bottom: var(--sp-4) !important;
}

.hero-subhead { text-align: left; max-width: 52ch; }
.hero-cta { justify-content: flex-start; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-full);
  margin-bottom: var(--sp-5);
}
.eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-glow);
  animation: dotPulse 2.4s ease-in-out infinite;
}
@keyframes dotPulse { 50% { opacity: 0.4; } }

.hero-headline {
  font-size: var(--fs-3xl);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: var(--sp-5);
  font-weight: 800;
}
.hero-subhead {
  font-size: var(--fs-md);
  color: var(--text-mid);
  line-height: var(--lh-base);
  max-width: 56ch;
  margin-bottom: var(--sp-6);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}
.hero-note {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* Hero terminal */
.terminal {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: var(--r-3);
  overflow: hidden;
  box-shadow:
    0 30px 60px -20px rgba(74,32,8,0.15),
    0 0 0 1px rgba(26,120,160,0.08);
  position: relative;
}
.terminal::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
  opacity: 0.6;
}
.terminal-chrome {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--code-border);
  background: rgba(255,255,255,0.04);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
}
.terminal-path { color: #7a7f95; letter-spacing: 0.02em; }
.terminal-path::before { content: "▸ "; color: var(--accent); }
.terminal-tag { color: #565a72; letter-spacing: 0.05em; }
.terminal-body {
  margin: 0;
  padding: 1.25rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--code-text);
  overflow-x: auto;
  min-height: 520px;
  max-height: 640px;
  scrollbar-width: thin;
}
.terminal-body code { white-space: pre; display: inline; }
.terminal-cursor {
  display: inline-block;
  width: 7px; height: 1em;
  background: var(--accent);
  vertical-align: text-bottom;
  margin-left: 2px;
  animation: cursorBlink 1.1s steps(2) infinite;
}
@keyframes cursorBlink { 50% { opacity: 0; } }

.term-prompt { color: var(--accent); font-weight: 600; }
.term-cmd    { color: var(--code-text); }
.term-flag   { color: #9DD9EF; }
.term-pass   { color: #5fd994; }
.term-fail   { color: #ff7a8a; }
.term-dim    { color: #7a7f95; }
.term-path   { color: var(--code-tag); }
.term-time   { color: #565a72; }
.term-warn   { color: var(--code-num); }
.term-arrow  { color: var(--accent); }

/* Mobile: stack hero columns */
@media (max-width: 768px) {
  .hero {
    height: auto;
    min-height: 100dvh;
  }
  .hero-body {
    grid-template-columns: 1fr;
    padding: 0 var(--sp-5) var(--sp-8);
  }
  .hero-brand {
    padding-top: calc(var(--nav-h) + 1rem);
    padding-bottom: 1rem;
  }
  .hero-pitch {
    padding: var(--sp-5);
  }
  /*
   * Cap the terminal height on mobile so the typewriter output scrolls
   * inside the panel instead of growing the panel (which was pushing the
   * hero taller as text streamed in).
   */
  .hero-terminal {
    min-height: 0;
  }
  .hero-terminal .terminal {
    height: clamp(280px, 50vh, 480px);
    flex: none;
  }
  .hero-terminal .terminal-body {
    min-height: 0;
    flex: 1;
    max-height: 100%;
  }
  .hero-headline { font-size: var(--fs-2xl); }
}
.scroll-line::after {
  content: "";
  position: absolute; top: -50%; left: 0; right: 0; height: 50%;
  background: var(--accent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0% { transform: translateY(0); } 100% { transform: translateY(200%); } }
.scroll-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ---------- Canvas toggle ---------- */

/*
 * Anchored to the hero's bottom-right BUT shifted left so it sits within
 * the hero-pitch column (never over the terminal). On mobile we flip to
 * top-right so it stays inside the visible orbital-canvas region instead
 * of sliding far below the stacked terminal.
 */
/*
 * Vertical edge tab pinned to the right side of the viewport, vertically
 * centered. Fixed positioning so it stays glued to the browser edge across
 * viewports without overlapping any content column. The label is rotated
 * 90deg so the tab is narrow (< 30px wide) and reads bottom-to-top.
 */
.canvas-toggle {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.75rem 0.45rem;
  border-radius: 10px 0 0 10px;
  border: 1px solid var(--border);
  border-right: none;
  background: rgba(238, 231, 218, 0.7);
  color: var(--text-mid);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  writing-mode: vertical-rl;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, padding 0.15s ease, opacity 0.25s ease, visibility 0.25s ease;
}
.canvas-toggle[hidden],
.canvas-toggle.is-offscreen {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.canvas-toggle:hover {
  background: rgba(238, 231, 218, 0.95);
  color: var(--text);
  border-color: var(--border-strong);
}
.canvas-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Icon + label visibility per state */
.canvas-toggle-icon--show { display: none; }
.canvas-toggle-icon--hide { display: block; }
.canvas-toggle-label--show { display: none; }
.canvas-toggle-label--hide { display: inline; }
.canvas-toggle-pulse { display: none; }

/* Canvas-only mode */
.hero--canvas-only .hero-brand,
.hero--canvas-only .hero-body { opacity: 0; pointer-events: none; }
.hero--canvas-only .hero-brand,
.hero--canvas-only .hero-body { transition: opacity 0.3s ease; }
.canvas-toggle.is-canvas-only .canvas-toggle-icon--hide { display: none; }
.canvas-toggle.is-canvas-only .canvas-toggle-icon--show { display: block; }
.canvas-toggle.is-canvas-only .canvas-toggle-label--hide { display: none; }
.canvas-toggle.is-canvas-only .canvas-toggle-label--show { display: inline; }
.canvas-toggle.is-canvas-only {
  background: rgba(238, 231, 218, 0.85);
  border-color: var(--border-strong);
  color: var(--text);
}
.canvas-toggle.is-canvas-only:hover {
  background: rgba(238, 231, 218, 1);
  border-color: var(--text);
}

/*
 * In canvas-only mode the brand and body are visually hidden but still
 * occupy layout space, which on mobile makes the hero overflow far past
 * the visible orbital animation. Collapse to a single viewport so the
 * canvas-info panel and toggle stay anchored to what the user can see.
 */
.hero--canvas-only {
  height: 100dvh;
  min-height: 100dvh;
  max-height: 100dvh;
}
.hero--canvas-only .hero-brand,
.hero--canvas-only .hero-body {
  visibility: hidden;
}

@media (max-width: 768px) {
  /*
   * Keep the vertical edge tab at the right edge of the viewport, but make
   * it slightly more tappable on touch screens.
   */
  .canvas-toggle {
    font-size: 0.65rem;
    padding: 0.85rem 0.5rem;
    gap: 0.5rem;
  }
}

.hero-brand, .hero-body { transition: opacity 0.3s ease; }

/* ---------- Canvas info overlay ---------- */

.canvas-info {
  position: absolute;
  left: var(--sp-5);
  bottom: var(--sp-5);
  width: 196px;
  z-index: 5;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.hero--canvas-only .canvas-info {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.canvas-info-inner {
  background: rgba(238, 231, 218, 0.52);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(200, 192, 176, 0.55);
  border-radius: var(--r-2);
  padding: var(--sp-3) var(--sp-4);
  max-height: calc(100dvh - var(--sp-9));
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(120, 110, 92, 0.35) transparent;
}

/*
 * On mobile the panel was covering the lower half of the orbital
 * animation. Tuck it into the bottom-left corner with a tight width and
 * height cap so the centred orbits remain the focal point.
 */
@media (max-width: 768px) {
  .canvas-info {
    left: var(--sp-3);
    bottom: var(--sp-3);
    width: 170px;
  }
  .canvas-info-inner {
    padding: var(--sp-2) var(--sp-3);
    max-height: 38dvh;
    font-size: 0.7rem;
    background: rgba(238, 231, 218, 0.42);
  }
  .canvas-info-def,
  .canvas-info-design-notes,
  .canvas-stats { font-size: 0.66rem; }
}
.canvas-info-inner::-webkit-scrollbar { width: 4px; }
.canvas-info-inner::-webkit-scrollbar-track { background: transparent; }
.canvas-info-inner::-webkit-scrollbar-thumb {
  background: rgba(120, 110, 92, 0.35);
  border-radius: 2px;
}

.canvas-info-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 var(--sp-2);
}
.canvas-info-ipa {
  font-style: italic;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--text-dim);
}
.canvas-info-def {
  font-size: 0.715rem;
  line-height: 1.55;
  color: var(--text-mid);
  margin: 0 0 var(--sp-3);
}
.canvas-info-rule {
  border: none;
  border-top: 1px solid var(--border-soft);
  margin: 0 0 var(--sp-3);
}

.canvas-bodies {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.canvas-bodies li {
  display: flex;
  align-items: baseline;
  gap: var(--sp-2);
  font-size: 0.715rem;
  color: var(--text);
  line-height: 1.4;
}
/* Separate each planet group from the previous one; moons stay tight under their parent. */
.canvas-bodies li:not(.cb-sun):not(.cb-moon) {
  margin-top: 6px;
}
.canvas-bodies li.cb-sun + li:not(.cb-moon) {
  margin-top: 0;
}
.cb-sun {
  font-weight: 600;
  color: #B86A10;
}
.cb-moon {
  /* Aligns moon names with planet names (which start at dot-width + flex-gap = 19px)
     plus a small hierarchical indent so moons read as children of their parent. */
  padding-left: 24px;
  font-size: 0.635rem;
  color: var(--text-muted);
}
.cb-alt {
  font-style: italic;
  color: var(--text-dim);
  font-size: 0.92em;
  letter-spacing: 0.01em;
}
.cb-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 5px;
  vertical-align: middle;
  position: relative;
  top: -1px;
  flex-shrink: 0;
}
.cb-time {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.605rem;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
  white-space: nowrap;
  flex-shrink: 0;
}
.cb-head-unit {
  float: right;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.canvas-stats {
  margin: 0 0 var(--sp-3);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.canvas-stats > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-2);
  font-size: 0.685rem;
  line-height: 1.4;
}
.canvas-stats dt {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}
.canvas-stats dd {
  margin: 0;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
  text-align: right;
  white-space: nowrap;
}
.canvas-stats:last-child {
  margin-bottom: 0;
}

.canvas-design-notes {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.canvas-design-notes li {
  font-size: 0.62rem;
  line-height: 1.45;
  color: var(--text-muted);
  padding-left: 0.9em;
  position: relative;
}
.canvas-design-notes li::before {
  content: '—';
  position: absolute;
  left: 0;
  opacity: 0.45;
}

/* ---------- Problem section ---------- */

.prose-subhead {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--text);
  margin-top: var(--sp-6);
  margin-bottom: var(--sp-2);
  letter-spacing: -0.01em;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--sp-7);
  align-items: center;
  margin-bottom: var(--sp-8);
}
@media (max-width: 880px) {
  .problem-grid { grid-template-columns: 1fr; }
  .scatter-scene { max-width: 360px; margin: 0 auto; }
}
.scatter-scene { position: relative; aspect-ratio: 1; }
.scatter-body {
  transform: translate(calc(var(--x) * 1px), calc(var(--y) * 1px));
  animation: bodyDrift 8s ease-in-out infinite alternate;
}
.scatter-body:nth-child(1) { animation-delay: 0s; }
.scatter-body:nth-child(2) { animation-delay: -1.5s; }
.scatter-body:nth-child(3) { animation-delay: -3s; }
.scatter-body:nth-child(4) { animation-delay: -4.5s; }
.scatter-body:nth-child(5) { animation-delay: -6s; }
@keyframes bodyDrift {
  to { transform: translate(calc(var(--x) * 1px + 8px), calc(var(--y) * 1px - 6px)); }
}

.comparison {
  margin-top: var(--sp-7);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-3);
  overflow: hidden;
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg-elev-1) 100%);
}
.comparison-head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: center;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border-soft);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.comparison-col-head.old { color: var(--text-dim); }
.comparison-col-head.new { color: var(--accent); }
.comparison-rows li {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  align-items: center;
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid var(--border-soft);
  font-size: var(--fs-sm);
  color: var(--text-mid);
  line-height: 1.55;
}
.comparison-rows li:last-child { border-bottom: 0; }
.row-old { grid-column: 1; color: var(--text-muted); }
.row-new { grid-column: 2; color: var(--text); }
@media (max-width: 720px) {
  .comparison-head, .comparison-rows li { grid-template-columns: 1fr; gap: 0.4rem; }
  .row-old, .row-new { grid-column: 1; }
  .comparison-col-head { grid-column: 1; }
  .comparison-col-head.new { margin-top: 0.4rem; }
}

/* ---------- What section ---------- */

.tile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border-soft);
  border-radius: var(--r-3);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  margin-top: var(--sp-6);
}
@media (max-width: 720px) { .tile-grid { grid-template-columns: 1fr; } }
.tile {
  background: var(--bg-elev-1);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  transition: background var(--dur-base) var(--ease-out);
}
.tile:hover { background: var(--surface); }
.tile-num { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.1em; color: var(--accent); margin-bottom: var(--sp-4); }
.tile-title { font-size: var(--fs-lg); margin-bottom: var(--sp-3); letter-spacing: -0.02em; }
.tile-body { color: var(--text-muted); font-size: var(--fs-sm); line-height: var(--lh-base); }

/* ---------- Journey spine (the lifecycle) ---------- */

.journey { margin: var(--sp-8) auto var(--sp-6); max-width: 1080px; }

.journey-phases {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}
.journey-phase {
  grid-column: span var(--span, 1);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--phase, var(--accent));
  padding-top: 0.4rem;
  border-top: 2px solid var(--phase, var(--accent));
  text-align: center;
}
.journey-phase[data-phase="authoring"] { --phase: var(--accent); }
.journey-phase[data-phase="execution"] { --phase: var(--warm); }
.journey-phase[data-phase="audit"]     { --phase: var(--audit); }

.journey-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--sp-3);
}
.journey-step { display: flex; }
.journey-step[data-phase="authoring"] { --phase: var(--accent); --phase-soft: var(--accent-soft); }
.journey-step[data-phase="execution"] { --phase: var(--warm);   --phase-soft: var(--warm-soft); }
.journey-step[data-phase="audit"]     { --phase: var(--audit); --phase-soft: var(--audit-soft); }

.journey-step-inner {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  width: 100%;
  padding: var(--sp-4) var(--sp-3);
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-top: 2px solid var(--phase);
  border-radius: var(--r-2);
  color: inherit;
  transition:
    transform    var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out),
    box-shadow   var(--dur-base) var(--ease-out);
}
.journey-node {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--phase-soft);
  color: var(--phase);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 600;
  flex-shrink: 0;
}
.journey-step-phase {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--phase);
}
.journey-stage { font-size: var(--fs-md); font-weight: 700; letter-spacing: -0.01em; color: var(--text); }
.journey-artefact {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--phase);
  letter-spacing: -0.01em;
  word-break: break-word;
}
.journey-desc { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-base); }

.journey-foot {
  max-width: 78ch;
  margin: var(--sp-6) auto 0;
  text-align: center;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: var(--lh-loose);
}
.journey-foot code {
  background: transparent; border: 0; padding: 0;
  color: var(--accent); font-size: 0.92em;
}

@media (max-width: 860px) {
  .journey-phases { display: none; }
  .journey-track { grid-template-columns: 1fr; gap: var(--sp-2); }
  .journey-step-phase { display: inline; }
}

/* ---------- How section ---------- */

.three-concepts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
  margin: var(--sp-7) 0 var(--sp-8);
}
@media (max-width: 1100px) { .three-concepts { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px)  { .three-concepts { grid-template-columns: 1fr; } }
.concept {
  padding: var(--sp-5);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-3);
  background: var(--surface);
  position: relative;
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.concept:hover { border-color: var(--accent); transform: translateY(-2px); }
.concept-glyph { display: inline-block; width: 40px; height: 40px; color: var(--accent); margin-bottom: var(--sp-3); }
.concept h3 { font-size: var(--fs-md); margin-bottom: var(--sp-2); letter-spacing: -0.01em; }
.concept p { color: var(--text-muted); font-size: var(--fs-sm); line-height: var(--lh-base); }
.concept-list { margin: var(--sp-3) 0 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: var(--sp-2); }
.concept-list li { color: var(--text-muted); font-size: var(--fs-sm); line-height: var(--lh-base); padding-left: var(--sp-3); position: relative; }
.concept-list li::before { content: "—"; position: absolute; left: 0; color: var(--accent); opacity: 0.6; }
.concept-list li strong { color: var(--text); }

.how-knowledge {
  max-width: 920px;
  margin: 0 auto var(--sp-7);
  padding: var(--sp-5) var(--sp-6);
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg-elev-1) 100%);
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-3);
}
.how-knowledge p { font-size: var(--fs-sm); color: var(--text-mid); line-height: var(--lh-loose); margin: 0; }
.how-knowledge strong { color: var(--text); }
.how-knowledge a { color: var(--accent); font-weight: 600; border-bottom: 1px solid var(--accent-glow); transition: border-color var(--dur-fast) var(--ease-out); }
.how-knowledge a:hover { border-color: var(--accent); }

.architecture {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  margin: var(--sp-7) auto var(--sp-6);
  max-width: 920px;
}
.band {
  border: 1px solid var(--border-soft);
  border-radius: var(--r-3);
  padding: var(--sp-5);
  background: linear-gradient(180deg, var(--surface), var(--bg-elev-1));
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out), border-color var(--dur-slow) var(--ease-out), box-shadow var(--dur-slow) var(--ease-out);
}
.band.is-visible { opacity: 1; transform: translateY(0); }
.band-authoring.is-visible { border-color: var(--border); }
.band-execution.is-visible {
  border-color: var(--accent);
  box-shadow: 0 0 30px -10px var(--accent-glow);
}
.band-audit.is-visible { border-color: var(--border); }
.band-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: var(--sp-4); }
.band-label { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.2em; color: var(--accent); }
.band-hint { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-dim); letter-spacing: 0.05em; }
.band-body { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.band-chip {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  padding: 0.45rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text);
}
.band-chip em { color: var(--text-dim); font-style: normal; font-weight: 400; }
.band-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.6rem 0;
  color: var(--text-muted);
  position: relative;
}
.band-flow svg { width: 32px; height: 36px; }
.flow-line { stroke-dasharray: 1; stroke-dashoffset: 1; transition: stroke-dashoffset var(--dur-slow) var(--ease-out); }
.band-flow.is-visible .flow-line { stroke-dashoffset: 0; }
.flow-label { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-muted); margin-top: 0.25rem; }
.flow-label code { background: transparent; border: 0; padding: 0; color: var(--accent); }

/* ---- Flowchart (how-flow) ---- */
.how-flow { max-width: 720px; margin: var(--sp-8) auto 0; }

.fc-trigger {
  position: relative;
  border: 2px solid var(--accent);
  border-radius: var(--r-3);
  background: var(--code-bg);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.fc-trigger-top {
  padding: 0.4rem 1.1rem;
  background: rgba(26,120,160,0.18);
  border-bottom: 1px solid rgba(26,120,160,0.25);
  border-radius: calc(var(--r-3) - 2px) calc(var(--r-3) - 2px) 0 0;
}

.fc-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
}

.fc-cmd-line {
  padding: 0.8rem 1.2rem;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  color: var(--code-text);
}

.fc-prompt { color: var(--accent); font-weight: 600; }
.fc-cmd    { color: var(--code-text); }
.fc-flag   { color: #9DD9EF; }
.fc-val    { font-style: normal; color: var(--code-num); }
.fc-opts   { color: #565a72; }

.fc-meta {
  padding: 0.6rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.fc-meta-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--fs-xs);
  line-height: 1.5;
}

.fc-meta-item > code {
  color: #9DD9EF;
  background: transparent;
  border: 0;
  padding: 0;
}

.fc-meta-item span { color: #7a7f95; }
.fc-meta-item span code { background: transparent; border: 0; padding: 0; color: var(--code-tag); }

.fc-req-badge {
  display: inline-block;
  padding: 0.08em 0.45em;
  border-radius: var(--r-full);
  background: rgba(26,120,160,0.15);
  border: 1px solid rgba(26,120,160,0.3);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.05em;
  font-weight: 600;
  flex-shrink: 0;
}

/* ---- Board phases (execution flow, dark board style) ---- */
.board-phases {
  display: flex;
  flex-direction: column;
  margin-top: var(--sp-5);
  border: 1px solid var(--code-border);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-3);
  overflow: hidden;
  background-color: var(--code-bg);
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 22px 22px;
}

.board-phase {
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
}
.board-phase:last-child { border-bottom: 0; }

/* Downward connector glyph between phases */
.board-phase + .board-phase::before {
  content: "▼";
  position: absolute;
  top: -0.85rem;
  left: var(--sp-6);
  font-size: 0.55rem;
  color: rgba(26,120,160,0.45);
  line-height: 1;
  letter-spacing: 0;
}

/* Phase header: large number + name + annotation */
.bp-hd {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.bp-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.03em;
  flex-shrink: 0;
  opacity: 0.75;
  min-width: 2.8rem;
}

.bp-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-top: 0.2rem;
}

.bp-name {
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--code-text);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1;
  margin: 0;
}

.bp-annotation {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #4A5570;
  letter-spacing: 0.03em;
  line-height: 1.4;
}

/* Phase body text */
.bp-body {
  font-size: var(--fs-sm);
  color: #8A90A8;
  line-height: 1.8;
  margin: 0;
  max-width: 68ch;
}

.bp-body code {
  color: #7DD9EF;
  background: rgba(125,217,239,0.07);
  border-color: rgba(125,217,239,0.18);
  font-size: 0.87em;
}

/* IO / reads / emits row */
.bp-io {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
  margin-top: var(--sp-4);
  padding-top: var(--sp-3);
  border-top: 1px dashed rgba(255,255,255,0.06);
}

.bp-io-label {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #363d58;
  flex-shrink: 0;
  margin-right: var(--sp-1);
}

code.bp-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #616880;
  padding: 0.18em 0.55em;
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 3px;
  background: rgba(255,255,255,0.03);
  letter-spacing: 0.01em;
}

/* Execute sub-flow mini diagram */
.bp-sub-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-top: var(--sp-4);
  padding: 0.7rem var(--sp-4);
  background: rgba(26,120,160,0.06);
  border: 1px solid rgba(26,120,160,0.13);
  border-radius: var(--r-2);
}

.bp-sf-step {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: #7BAAB2;
  letter-spacing: 0.06em;
  padding: 0.22em 0.65em;
  border: 1px solid rgba(123,170,178,0.22);
  border-radius: 3px;
  background: rgba(26,120,160,0.09);
}

.bp-sf-arr {
  color: #313d52;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.bp-sf-note {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  color: #363d58;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-left: var(--sp-3);
}

/* Step agent lifecycle rows (execute phase) */
.bp-agent-flows {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: var(--sp-4);
}

.bp-agent-row {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0.6rem var(--sp-4);
  background: rgba(26,120,160,0.06);
  border: 1px solid rgba(26,120,160,0.13);
  border-radius: var(--r-2);
  flex-wrap: wrap;
}

.bp-agent-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.75;
  min-width: 4.2rem;
  flex-shrink: 0;
  padding-right: var(--sp-3);
  border-right: 1px solid rgba(255,255,255,0.08);
}

.bp-agent-chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.bp-sf-step--ledger {
  color: #A584D8;
  border-color: rgba(165,132,216,0.25);
  background: rgba(165,132,216,0.07);
}

@media (max-width: 560px) {
  .board-phase { padding: var(--sp-4) var(--sp-4); }
  .bp-num { font-size: 1.5rem; min-width: 2.2rem; }
  .bp-name { letter-spacing: 0.06em; }
  .bp-sub-flow { gap: 0.3rem; }
}

/* ---------- Capabilities ---------- */

.capability-list { display: flex; flex-direction: column; border-top: 1px solid var(--border-soft); }
.capability {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--sp-5);
  padding: var(--sp-6) 0;
  border-bottom: 1px solid var(--border-soft);
  align-items: flex-start;
}
@media (max-width: 720px) { .capability { grid-template-columns: 1fr; gap: var(--sp-2); } }
.capability-num { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); letter-spacing: 0.1em; padding-top: 0.4rem; }
.capability h3 { font-size: var(--fs-lg); letter-spacing: -0.02em; margin-bottom: var(--sp-3); }
.cap-stage {
  display: inline-block;
  margin-bottom: var(--sp-3);
  padding: 0.18rem 0.6rem;
  border-radius: var(--r-full);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--phase, var(--accent));
  background: var(--phase-soft, var(--accent-soft));
  border: 1px solid color-mix(in srgb, var(--phase, var(--accent)) 35%, transparent);
}
.cap-stage[data-phase="authoring"] { --phase: var(--accent); --phase-soft: var(--accent-soft); }
.cap-stage[data-phase="execution"] { --phase: var(--warm);   --phase-soft: var(--warm-soft); }
.cap-stage[data-phase="audit"]     { --phase: var(--audit); --phase-soft: var(--audit-soft); }
.cap-stage[data-phase="foundation"] { --phase: var(--text-muted); --phase-soft: var(--bg-elev-2); }
.capability-promise {
  font-size: var(--fs-md);
  color: var(--text);
  font-style: italic;
  margin-bottom: var(--sp-3);
  letter-spacing: -0.005em;
  border-left: 2px solid var(--accent);
  padding-left: var(--sp-4);
}
.capability-body > p:not(.capability-promise) { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-loose); }

.assistant-pills { margin-top: var(--sp-4); display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.assistant-pills li {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  border-radius: var(--r-full);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-mid);
  letter-spacing: 0.01em;
}

/* ---------- Quickstart ---------- */

.quickstart-steps { display: flex; flex-direction: column; gap: var(--sp-6); }
.qs-step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--sp-5);
  align-items: flex-start;
  padding: var(--sp-5) 0;
  border-bottom: 1px solid var(--border-soft);
}
.qs-step:last-child { border-bottom: 0; }
@media (max-width: 720px) { .qs-step { grid-template-columns: 1fr; gap: var(--sp-3); } }
.qs-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-base);
  position: sticky;
  top: calc(var(--nav-h) + var(--sp-4));
}
.qs-body h3 { font-size: var(--fs-lg); margin-bottom: var(--sp-3); letter-spacing: -0.02em; }
.qs-explain { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-base); margin-bottom: var(--sp-3); }
.qs-filename { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-dim); margin-bottom: var(--sp-2); }
.qs-coda {
  margin-top: var(--sp-4);
  padding: var(--sp-4);
  border-left: 2px solid var(--accent);
  background: linear-gradient(90deg, var(--accent-soft), transparent);
  color: var(--text);
  font-size: var(--fs-sm);
}

/* Tabs (pill style — used by the 3-tab Quickstart selector) */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-bottom: 0;
  padding: 0.3rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  width: fit-content;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar, .anatomy-tabs::-webkit-scrollbar { display: none; }
.tab {
  padding: 0.45rem 0.95rem;
  border-radius: var(--r-full);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  white-space: nowrap;
  transition: color var(--dur-fast), background var(--dur-fast);
}
.tab:hover { color: var(--text); }
.tab[aria-selected="true"] { background: var(--accent); color: #EEE7DA; font-weight: 600; }
.tab-panels { margin-top: var(--sp-4); }
.tab-panel { animation: panelFade var(--dur-base) var(--ease-out); }
@keyframes panelFade { from { opacity: 0; transform: translateY(4px); } }

/* Report mockup */
.report-mock {
  margin: var(--sp-5) 0;
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-3);
  overflow: hidden;
}
.report-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border-soft);
  background: var(--surface);
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.report-title { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-mid); }
.report-icon { color: var(--accent); width: 14px; height: 14px; display: inline-block; }
.report-icon svg { width: 14px; height: 14px; }
.report-stats { display: inline-flex; gap: 0.4rem; }
.stat-pill { font-family: var(--font-mono); font-size: var(--fs-xs); padding: 0.25rem 0.6rem; border-radius: var(--r-full); border: 1px solid var(--border-soft); }
.stat-pass { color: var(--pass); border-color: rgba(30,107,58,0.3); }
.stat-fail { color: var(--text-dim); }
.stat-time { color: var(--text-muted); }
.report-body { padding: 0.4rem 0; }
.report-row { display: grid; grid-template-columns: 24px 1fr auto; gap: 0.6rem; align-items: center; padding: 0.55rem 1.1rem; font-size: var(--fs-sm); }
.report-row-detail { display: grid; grid-template-columns: 1fr auto; gap: 0.6rem; align-items: center; padding: 0.55rem 1.1rem; font-size: var(--fs-sm); }
.report-row { border-top: 1px solid var(--border-soft); }
.report-row:first-child { border-top: 0; }
.report-status { font-family: var(--font-mono); font-weight: 600; text-align: center; }
.report-status.pass { color: var(--pass); }
.report-status.fail { color: var(--fail); }
.report-name { color: var(--text); }
.report-time { color: var(--text-dim); font-family: var(--font-mono); font-size: var(--fs-xs); }
.report-row-expanded { display: block; padding: 0; background: var(--code-bg); }
.report-row-detail { padding-left: 2.7rem; font-family: var(--font-mono); font-size: 0.78rem; color: #7a7f95; }
.report-step { display: inline-flex; align-items: center; gap: 0.5rem; }
.report-step-kind { display: inline-block; min-width: 4.5rem; }
.report-step code { background: transparent; border: 0; color: var(--accent); padding: 0; }
.report-step-time { color: #565a72; }
.report-caption { padding: 0.7rem 1.1rem; border-top: 1px solid var(--border-soft); font-size: var(--fs-xs); color: var(--text-muted); font-family: var(--font-mono); }

/* ---------- Anatomy ---------- */

.anatomy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-6); margin-bottom: var(--sp-7); align-items: start; }
@media (max-width: 880px) { .anatomy-grid { grid-template-columns: 1fr; } }
.anatomy-prose p { font-size: var(--fs-sm); margin-bottom: var(--sp-3); }
.anatomy-keys { display: flex; flex-direction: column; gap: var(--sp-3); margin-top: var(--sp-4); }
.anatomy-keys li { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-base); padding-left: var(--sp-4); position: relative; }
.anatomy-keys li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 8px; height: 1px; background: var(--accent); }
.anatomy-keys strong { font-family: var(--font-mono); color: var(--accent); font-size: 0.92em; }

.tree-block { background: var(--code-bg); border: 1px solid var(--code-border); border-radius: var(--r-3); padding: 1.25rem 1.4rem; overflow-x: auto; }
.tree-block pre { margin: 0; font-size: 0.82rem; line-height: 1.7; color: var(--code-text); }
.tree-line { display: block; }
.tree-folder { color: var(--accent); font-weight: 500; }
.tree-file { color: var(--code-text); }
.tree-comment { color: #565a72; font-style: italic; }

.anatomy-panels { margin-top: var(--sp-4); }

/* Anatomy file explorer — vertical file rail + code panel (scales to N files) */
.anatomy-explorer {
  display: grid;
  grid-template-columns: minmax(180px, 232px) minmax(0, 1fr);
  gap: var(--sp-5);
  align-items: start;
  margin-top: var(--sp-5);
}
.anatomy-explorer .anatomy-tabs {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--sp-2);
  background: var(--bg-elev-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-3);
  position: sticky;
  top: calc(var(--nav-h) + var(--sp-4));
}
.anatomy-explorer .anatomy-tabs::before {
  content: "plugin files";
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 0.35rem 0.55rem 0.5rem;
}
.anatomy-explorer .anatomy-tabs .tab {
  width: 100%;
  text-align: left;
  border-radius: var(--r-2);
  padding: 0.5rem 0.65rem;
  color: var(--text-mid);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background var(--dur-fast), color var(--dur-fast), box-shadow var(--dur-fast);
}
.anatomy-explorer .anatomy-tabs .tab:hover { background: var(--surface); color: var(--text); }
.anatomy-explorer .anatomy-tabs .tab[aria-selected="true"] {
  background: var(--surface);
  color: var(--accent-strong);
  font-weight: 600;
  box-shadow: inset 2px 0 0 var(--accent);
}
.anatomy-explorer .anatomy-panels { margin-top: 0; min-width: 0; }
.anatomy-explorer .anatomy-panels .code-block { margin: 0; }

@media (max-width: 760px) {
  .anatomy-explorer { grid-template-columns: 1fr; gap: var(--sp-3); }
  .anatomy-explorer .anatomy-tabs {
    flex-direction: row;
    overflow-x: auto;
    position: static;
    gap: var(--sp-1);
    scrollbar-width: none;
  }
  .anatomy-explorer .anatomy-tabs::before { display: none; }
  .anatomy-explorer .anatomy-tabs .tab { width: auto; flex: 0 0 auto; }
  .anatomy-explorer .anatomy-tabs .tab[aria-selected="true"] { box-shadow: inset 0 -2px 0 var(--accent); }
}

/* ---------- Depth ---------- */

.depth-ai-note {
  margin-top: var(--sp-5);
  padding: var(--sp-5) var(--sp-6);
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg-elev-1) 100%);
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-3);
  text-align: left;
  max-width: 68ch;
  margin-left: auto;
  margin-right: auto;
}
.depth-ai-note p {
  font-size: var(--fs-sm);
  color: var(--text-mid);
  line-height: var(--lh-loose);
  margin-bottom: var(--sp-3);
}
.depth-ai-note p:last-child { margin-bottom: 0; }

.depth-tutorial-link {
  color: var(--accent);
  font-weight: 600;
  border-bottom: 1px solid var(--accent-glow);
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.depth-tutorial-link:hover {
  color: var(--accent-strong);
  border-color: var(--accent);
}

.depth-list { display: flex; flex-direction: column; gap: var(--sp-7); }
.depth-item {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--sp-6);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid var(--border-soft);
  scroll-margin-top: calc(var(--nav-h) + var(--sp-4));
}
.depth-item:last-child { border-bottom: 0; }
@media (max-width: 880px) { .depth-item { grid-template-columns: 1fr; gap: var(--sp-3); } }
.depth-item > header { position: sticky; top: calc(var(--nav-h) + var(--sp-4)); align-self: start; }
@media (max-width: 880px) { .depth-item > header { position: static; } }
.depth-num { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); letter-spacing: 0.1em; margin-bottom: var(--sp-2); }
.depth-item h3 { font-size: var(--fs-lg); letter-spacing: -0.02em; line-height: 1.25; }
.anchor-link { margin-left: 0.3em; opacity: 0; color: var(--text-dim); font-weight: 400; transition: opacity var(--dur-fast), color var(--dur-fast); }
.depth-item h3:hover .anchor-link { opacity: 1; }
.anchor-link:hover { color: var(--accent); }
.depth-body p { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-loose); margin-bottom: var(--sp-3); }
.depth-body p:last-child { margin-bottom: 0; }
.depth-body strong, .depth-body em { color: var(--text); }

.snippet { background: var(--code-bg); border: 1px solid var(--code-border); border-radius: var(--r-3); padding: 1rem 1.2rem; margin: var(--sp-3) 0; font-size: 0.82rem; line-height: 1.6; overflow-x: auto; color: var(--code-text); }
.error-snippet { border-left: 3px solid var(--fail); }
.err-prefix { color: #ff7a8a; font-weight: 600; }
.err-code { color: var(--code-num); }
.err-dim { color: #565a72; }

.registry-list { display: flex; flex-direction: column; gap: var(--sp-3); margin-top: var(--sp-3); }
.registry-list li { padding-left: var(--sp-4); position: relative; font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-base); }
.registry-list li::before { content: ""; position: absolute; left: 0; top: 0.6em; width: 8px; height: 1px; background: var(--accent); }

/* ---------- Who ---------- */

.who-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }
.who-card {
  padding: var(--sp-6);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-3);
  background: linear-gradient(180deg, var(--surface), var(--bg-elev-1));
  transition: border-color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
.who-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.who-tag { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--accent); letter-spacing: 0.12em; margin-bottom: var(--sp-3); }
.who-card h3 { font-size: var(--fs-md); letter-spacing: -0.015em; margin-bottom: var(--sp-4); color: var(--text); line-height: 1.3; }
.who-card p { font-size: var(--fs-sm); color: var(--text-muted); line-height: var(--lh-loose); }

/* Featured lead persona — full-width, horizontal, accented */
.who-card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(var(--sp-5), 4vw, var(--sp-8));
  align-items: center;
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--surface), var(--bg-elev-1));
  box-shadow: 0 0 36px -18px var(--accent-glow);
}
.who-card--featured .who-card-lead { display: flex; flex-direction: column; gap: var(--sp-3); }
.who-card--featured h3 { font-size: var(--fs-lg); margin-bottom: 0; }
.who-card--featured p { font-size: var(--fs-base); }
.who-featured-badge {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: var(--r-full);
  padding: 0.2rem 0.65rem;
}
@media (max-width: 980px) {
  .who-grid { grid-template-columns: 1fr; }
  .who-card--featured { grid-template-columns: 1fr; gap: var(--sp-4); }
  .who-card--featured h3 { margin-bottom: var(--sp-2); }
}

/* ---------- CTA ---------- */

.cta-section {
  text-align: center;
  padding: var(--sp-10) 0;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--border-soft);
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface) 100%);
}
.cta-bg { position: absolute; inset: 0; pointer-events: none; opacity: 0.6; }
.alignment-final { position: absolute; inset: 0; width: 100%; height: 100%; }
.final-axis {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  filter: drop-shadow(0 0 8px var(--accent-glow));
}
.cta-section.is-visible .final-axis { animation: beamDraw 1.8s var(--ease-out) forwards; }
.final-body { opacity: 0; }
.cta-section.is-visible .final-body { animation: bodyFade 1.4s var(--ease-out) forwards; }
.cta-section.is-visible .final-body:nth-of-type(2) { animation-delay: 0.2s; }
.cta-section.is-visible .final-body:nth-of-type(3) { animation-delay: 0.4s; }
@keyframes bodyFade { to { opacity: 1; } }

.cta-content { position: relative; z-index: 2; }
.cta-eyebrow { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.25em; text-transform: uppercase; color: var(--accent); margin-bottom: var(--sp-4); }
.cta-headline { font-size: var(--fs-3xl); letter-spacing: -0.04em; margin-bottom: var(--sp-4); font-weight: 800; }
.cta-sub { font-size: var(--fs-md); color: var(--text-mid); max-width: 50ch; margin: 0 auto var(--sp-7); line-height: var(--lh-base); }
.cta-buttons { display: inline-flex; flex-wrap: wrap; gap: var(--sp-3); justify-content: center; margin-bottom: var(--sp-8); }
.social-proof { margin-top: var(--sp-7); padding-top: var(--sp-6); border-top: 1px solid var(--border-soft); }
.social-proof-line { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.1em; color: var(--text-dim); }

/* ---------- Footer ---------- */

.footer {
  padding: var(--sp-8) 0 var(--sp-6);
  border-top: 1px solid var(--border-soft);
  background: var(--bg-elev-1);
}
.footer-grid { display: grid; grid-template-columns: 1fr 2fr; gap: var(--sp-7); margin-bottom: var(--sp-7); }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand { display: flex; flex-direction: column; gap: var(--sp-2); }
.footer-logo { width: 28px; height: 28px; color: var(--text-mid); margin-bottom: var(--sp-2); }
.footer-name { font-weight: 700; font-size: var(--fs-md); letter-spacing: 0.04em; }
.footer-tagline { font-size: var(--fs-sm); color: var(--text-muted); }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-5); }
@media (max-width: 540px) { .footer-cols { grid-template-columns: 1fr 1fr; } }
.footer-col-title { font-family: var(--font-mono); font-size: var(--fs-xs); letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-dim); margin-bottom: var(--sp-3); }
.footer-cols ul li { padding: 0.25rem 0; font-size: var(--fs-sm); color: var(--text-muted); }
.footer-cols ul a { color: var(--text-muted); transition: color var(--dur-fast); }
.footer-cols ul a:hover { color: var(--text); }
.footer-cols ul li code { background: transparent; border: 0; padding: 0; color: var(--accent); font-size: 0.92em; }
.footer-meta { padding-top: var(--sp-5); border-top: 1px solid var(--border-soft); text-align: center; font-size: var(--fs-xs); color: var(--text-dim); font-family: var(--font-mono); letter-spacing: 0.02em; }
.footer-meta em { color: var(--text-muted); font-style: italic; }

/* ---------- Reveal animations ---------- */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .br-syz, .br-ygy span, .br-pron { opacity: 1 !important; transform: none !important; transition: none !important; }
  .orbital-canvas { display: none; }
  .reveal { opacity: 1; transform: none; }
  .band { opacity: 1; transform: none; }
  .terminal-cursor { animation: none; opacity: 1; }
  .eyebrow-dot { animation: none; }
  .scroll-line::after { animation: none; opacity: 0.4; }
}