/* ==========================================================================
   STATEPROOF DESIGN SYSTEM — "Color Ledger / Runtime Atlas"
   Adheres strictly to docs/design.md, anti-ui-slop, and design-taste-frontend
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. TOKENS & ROOT VARIABLES (§2.1)
   -------------------------------------------------------------------------- */
:root {
  /* Paper & ink */
  --mineral: #F4F0E5;
  --mineral-hi: #FAF7EF;
  --mineral-lo: #EAE3D2;
  --mist: #DFD9CA;
  --ink: #101925;
  --ink-70: rgba(16, 25, 37, 0.70);
  --ink-45: rgba(16, 25, 37, 0.45);
  --ink-12: rgba(16, 25, 37, 0.12);
  --ink-muted: #46535F;

  /* Console (navy) */
  --navy: #15233A;
  --navy-deep: #0E1728;
  --navy-raise: #1D3050;
  --navy-seam: rgba(244, 240, 229, 0.14);

  /* Action (cobalt) */
  --cobalt: #2D6BF3;
  --cobalt-deep: #1F4FC4;
  --cobalt-press: #1A41A6;
  --cobalt-tint: rgba(45, 107, 243, 0.10);

  /* Trust (teal) */
  --teal: #0D4E50;
  --teal-deep: #093B3D;
  --teal-raise: #126265;
  --teal-seam: rgba(244, 240, 229, 0.14);

  /* Attention (coral) */
  --coral: #E85B3C;
  --coral-deep: #C4472B;
  --coral-tint: rgba(232, 91, 60, 0.10);

  /* Proof (chartreuse) — stamps and capture mark only */
  --chartreuse: #CDEA4F;
  --chartreuse-deep: #B7D63A;
  --chartreuse-tint: rgba(205, 234, 79, 0.16);

  /* Typography Families */
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-pixel: 'Silkscreen', ui-monospace, monospace;
  --font-mono: 'IBM Plex Mono', ui-monospace, Consolas, Monaco, monospace;

  /* Motion & Shape */
  --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
  --t-fast: 120ms;
  --t-base: 160ms;
  --t-slow: 220ms;
  --radius: 2px; /* Maximum allowed radius across the design */

  /* Layout */
  --max-width: 1200px;
}

/* --------------------------------------------------------------------------
   2. RESET & BASE ELEMENTS
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background-color: var(--mineral);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--mineral);
}

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

a {
  color: inherit;
  text-decoration: none;
}

code, kbd, pre, samp {
  font-family: var(--font-mono);
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

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

.field--navy :focus-visible,
.field--teal :focus-visible,
.field--ink :focus-visible {
  outline: 2px solid var(--chartreuse);
  outline-offset: 2px;
}

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

/* --------------------------------------------------------------------------
   3. TYPOGRAPHIC FOUNDATIONS & PIXEL UTILITIES
   -------------------------------------------------------------------------- */
.pixel-id {
  font-family: var(--font-pixel);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-70);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.field--navy .pixel-id,
.field--teal .pixel-id,
.field--ink .pixel-id {
  color: var(--mist);
}

.pixel-meta {
  font-family: var(--font-pixel);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-45);
}

.field--navy .pixel-meta,
.field--teal .pixel-meta,
.field--ink .pixel-meta {
  color: rgba(223, 217, 202, 0.5);
}

.mono-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  color: var(--ink-muted);
}

.field--navy .mono-meta,
.field--teal .mono-meta,
.field--ink .mono-meta {
  color: var(--mist);
}

/* --------------------------------------------------------------------------
   4. NAVIGATION (00 NAV)
   -------------------------------------------------------------------------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--mineral-hi);
  border-bottom: 2px solid var(--ink);
  height: 64px;
  display: flex;
  align-items: center;
}

.nav-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.brand-tag {
  font-family: var(--font-pixel);
  font-size: 9px;
  padding: 2px 6px;
  background: var(--ink);
  color: var(--mineral);
  border-radius: var(--radius);
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-70);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  position: relative;
  transition: color var(--t-fast) var(--ease);
}

.nav-num {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--ink-45);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--cobalt);
  transition: width var(--t-fast) var(--ease);
}

.nav-link:hover {
  color: var(--ink);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-cmd-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--mineral-lo);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), background-color var(--t-fast);
}

.nav-cmd-chip:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
  background: var(--mineral-hi);
}

.nav-cmd-chip:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--ink);
}

.chip-prompt {
  color: var(--cobalt-deep);
  font-weight: 600;
}

.chip-status {
  font-family: var(--font-pixel);
  font-size: 9px;
  padding: 1px 4px;
  background: var(--ink);
  color: var(--chartreuse);
  border-radius: 1px;
}

.nav-github-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--mineral);
  box-shadow: 2px 2px 0 var(--ink);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.nav-github-link:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
}

.arrow-glyph {
  font-family: var(--font-mono);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   5. FIELD ARCHITECTURE & GENERAL LAYOUT (§4)
   -------------------------------------------------------------------------- */
.field {
  width: 100%;
  position: relative;
  border-bottom: 2px solid var(--ink);
  padding: clamp(64px, 10vh, 120px) 0;
}

.field-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
  position: relative;
  z-index: 2;
}

.field-tab {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--ink-12);
  padding-bottom: 12px;
}

.field-tab--navy {
  border-bottom-color: var(--navy-seam);
}

.field-tab--cobalt {
  border-bottom-color: rgba(244, 240, 229, 0.2);
}

.field-tab--teal {
  border-bottom-color: var(--teal-seam);
}

.field-tab--ink {
  border-bottom-color: rgba(244, 240, 229, 0.12);
}

.field-rule {
  flex: 1;
  height: 1px;
  background: currentColor;
  opacity: 0.15;
}

/* Field Color Identifications */
.field--mineral {
  background-color: var(--mineral);
  color: var(--ink);
  /* Faint measurement grid (§6) */
  background-image: radial-gradient(var(--ink-12) 1px, transparent 1px);
  background-size: 32px 32px;
}

.field--navy {
  background-color: var(--navy);
  color: var(--mineral);
  border-bottom: 3px solid var(--navy-deep);
  /* Instrument bezel dots */
  background-image: radial-gradient(rgba(244, 240, 229, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
}

.field--cobalt {
  background-color: var(--cobalt);
  color: var(--mineral-hi);
  border-bottom: 3px solid var(--cobalt-deep);
}

.field--teal {
  background-color: var(--teal);
  color: var(--mineral);
  border-bottom: 3px solid var(--teal-deep);
}

.field--ink {
  background-color: var(--ink);
  color: var(--mineral);
  border-bottom: none;
}

/* Ghost Background Watermarks (§3.2, §6) */
.ghost-watermark {
  position: absolute;
  right: 2%;
  top: 15%;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(80px, 16vw, 220px);
  line-height: 0.8;
  color: rgba(244, 240, 229, 0.03);
  user-select: none;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
  white-space: nowrap;
}

/* Instrument Bezel Ticks */
.bezel-ticks {
  position: absolute;
  left: 0;
  right: 0;
  height: 8px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--navy-seam) 0,
    var(--navy-seam) 2px,
    transparent 2px,
    transparent 24px
  );
  pointer-events: none;
}

.bezel-ticks--top {
  top: 0;
}

.bezel-ticks--bottom {
  bottom: 0;
}

/* Section Common Headings */
.section-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-lead {
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.5;
  color: var(--mist);
  max-width: 65ch;
  margin-bottom: 36px;
}

.field--mineral .section-lead {
  color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   6. PHYSICAL SHEETS & DEPTH PATTERNS (§5)
   -------------------------------------------------------------------------- */
.sheet {
  background-color: var(--mineral-hi);
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--ink);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
  position: relative;
}

.sheet:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--ink);
}

.sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--ink);
  background: var(--mineral-lo);
}

.sheet-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sheet-dot {
  width: 8px;
  height: 8px;
  background: var(--cobalt);
  border-radius: 1px;
}

.sheet-title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--ink);
}

.sheet-badge {
  font-family: var(--font-pixel);
  font-size: 9px;
  padding: 2px 6px;
  background: var(--ink);
  color: var(--mineral);
  border-radius: 1px;
}

.sheet-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-top: 1px solid var(--ink-12);
  background: var(--mineral-lo);
  flex-wrap: wrap;
  gap: 8px;
}

/* --------------------------------------------------------------------------
   7. 01 MINERAL HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: clamp(48px, 8vh, 80px);
  padding-bottom: clamp(64px, 10vh, 120px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 24px;
}

.line-mask {
  display: block;
  overflow: hidden;
}

.line-text {
  display: inline-block;
}

.underline-sweep {
  position: relative;
  display: inline-block;
  background: linear-gradient(180deg, transparent 65%, var(--chartreuse) 65%);
  padding: 0 4px;
}

.chip-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.state-chip {
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 4px 8px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--ink);
  background: var(--mineral-hi);
  box-shadow: 2px 2px 0 var(--ink);
}

.pixel-bullet {
  font-size: 8px;
}

.state-chip--loading .pixel-bullet { color: var(--cobalt-deep); }
.state-chip--empty .pixel-bullet { color: var(--ink-45); }
.state-chip--error .pixel-bullet { color: var(--coral); }
.state-chip--offline .pixel-bullet { color: #8A6D3B; }

.chip-summary {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-70);
  margin-left: 6px;
}

.hero-subtext {
  font-size: clamp(17px, 2.2vw, 20px);
  line-height: 1.55;
  color: var(--ink-muted);
  max-width: 54ch;
  margin-bottom: 32px;
}

.command-box {
  display: flex;
  align-items: stretch;
  background: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 var(--ink);
  overflow: hidden;
  max-width: 600px;
}

.command-line {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  overflow-x: auto;
  white-space: nowrap;
}

.cmd-prompt {
  color: var(--chartreuse);
  font-family: var(--font-mono);
  font-weight: 600;
}

.cmd-text {
  color: var(--mineral-hi);
  font-size: 13px;
}

.cmd-copy-btn {
  background: var(--chartreuse);
  color: var(--ink);
  font-family: var(--font-pixel);
  font-size: 11px;
  font-weight: 600;
  padding: 0 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 2px solid var(--ink);
  transition: background var(--t-fast) var(--ease), color var(--t-fast);
}

.cmd-copy-btn:hover {
  background: var(--chartreuse-deep);
}

.cmd-copy-btn:active {
  background: var(--ink);
  color: var(--chartreuse);
}

/* Hero Artifact Skeleton & Stamp */
.hero-sheet {
  position: relative;
  z-index: 3;
}

.skeleton-preview {
  padding: 24px;
  position: relative;
  min-height: 220px;
  background: var(--mineral-hi);
}

.sk-header-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.sk-block {
  background: var(--mist);
  position: relative;
  overflow: hidden;
  border-radius: 1px;
}

.sk-block::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  transform: translateX(-100%);
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0,
    rgba(255, 255, 255, 0.45) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  animation: shimmer 1.8s infinite;
}

@keyframes shimmer {
  100% {
    transform: translateX(100%);
  }
}

.sk-avatar {
  width: 44px;
  height: 44px;
}

.sk-lines {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sk-line-1 { height: 14px; width: 60%; }
.sk-line-2 { height: 10px; width: 40%; }
.sk-divider { height: 1px; background: var(--ink-12); margin: 16px 0; }
.sk-form-group { margin-bottom: 14px; }
.sk-label { height: 10px; width: 25%; margin-bottom: 6px; }
.sk-input { height: 32px; width: 100%; border: 1px solid var(--ink-12); }
.sk-footer-row { display: flex; justify-content: flex-end; margin-top: 18px; }
.sk-btn { height: 34px; width: 110px; background: var(--ink-45); }

/* Proof Stamp (§5, §8) */
.proof-stamp {
  position: absolute;
  right: 20px;
  bottom: 24px;
  padding: 8px 16px;
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  transform: rotate(-2deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 5;
  pointer-events: none;
}

.proof-stamp--pass {
  background: var(--chartreuse);
  color: var(--ink);
}

.stamp-word {
  font-family: var(--font-pixel);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
}

.stamp-meta {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  margin-top: 2px;
}

/* Route Line Indicator (§6) */
.route-line-wrap {
  margin-top: 24px;
  padding: 0 4px;
}

.route-line {
  width: 100%;
  height: 2px;
  background-color: var(--cobalt);
  position: relative;
}

.route-packet {
  position: absolute;
  top: -4px;
  left: 0;
  width: 10px;
  height: 10px;
  background-color: var(--chartreuse);
  border: 1px solid var(--ink);
  animation: routePacketTravel 9s linear infinite;
}

@keyframes routePacketTravel {
  0% { left: 0%; }
  100% { left: calc(100% - 10px); }
}

.route-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--ink-70);
  margin-top: 6px;
}

/* --------------------------------------------------------------------------
   8. 02 NAVY LEDGER (MECHANISM)
   -------------------------------------------------------------------------- */
.mechanism-section {
  position: relative;
}

.ledger-table {
  width: 100%;
  border: 1px solid var(--navy-seam);
  background: var(--navy-deep);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 6px 6px 0 rgba(14, 23, 40, 0.8);
}

.ledger-header {
  display: grid;
  grid-template-columns: 60px 140px 1.5fr 1.5fr 110px;
  padding: 12px 20px;
  background: var(--navy-raise);
  border-bottom: 2px solid var(--navy-seam);
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--mist);
  letter-spacing: 0.06em;
}

.ledger-row {
  display: grid;
  grid-template-columns: 60px 140px 1.5fr 1.5fr 110px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--navy-seam);
  align-items: center;
  font-size: 14px;
  transition: background var(--t-fast) var(--ease);
}

.ledger-row:last-child {
  border-bottom: none;
}

.ledger-row:hover {
  background: rgba(29, 48, 80, 0.4);
}

.col-num {
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--mist);
  opacity: 0.6;
}

.state-tag {
  font-family: var(--font-pixel);
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--navy-seam);
  border-radius: 1px;
  display: inline-block;
}

.state-tag--loading { background: rgba(45, 107, 243, 0.2); color: #8DB3FF; }
.state-tag--empty { background: rgba(223, 217, 202, 0.1); color: var(--mist); }
.state-tag--error { background: var(--coral-tint); color: #FFA38F; border-color: var(--coral); }
.state-tag--offline { background: rgba(205, 234, 79, 0.1); color: var(--chartreuse); }

.col-response code,
.col-expect code {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mineral-hi);
}

.status-badge {
  font-family: var(--font-pixel);
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.status-badge--pass {
  background: var(--chartreuse);
  color: var(--ink);
  border: 1px solid var(--chartreuse-deep);
}

.status-badge--fail {
  background: var(--coral);
  color: var(--mineral-hi);
  border: 1px solid var(--coral-deep);
}

.coral-note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--coral);
  margin-top: 4px;
  font-weight: 500;
}

.coral-hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
  opacity: 0.8;
}

.ledger-footnote {
  display: flex;
  justify-content: space-between;
  margin-top: 18px;
  padding: 0 4px;
  flex-wrap: wrap;
  gap: 12px;
}

/* --------------------------------------------------------------------------
   9. 03 COBALT STRIP (WORKFLOW)
   -------------------------------------------------------------------------- */
.workflow-strip {
  padding: clamp(56px, 8vh, 96px) 0;
}

.stations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.station-card {
  background: var(--cobalt-deep);
  border: 1px solid rgba(244, 240, 229, 0.2);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 4px 4px 0 var(--cobalt-press);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.station-num {
  font-family: var(--font-pixel);
  font-size: 24px;
  color: var(--chartreuse);
  line-height: 1;
}

.station-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--mineral-hi);
  margin-bottom: 8px;
}

.station-desc {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(244, 240, 229, 0.85);
  margin-bottom: 16px;
}

.station-mono {
  margin-top: auto;
  background: var(--cobalt-press);
  padding: 8px 12px;
  border-radius: 1px;
  border-left: 3px solid var(--chartreuse);
}

.station-mono code {
  font-size: 12px;
  color: var(--mineral-hi);
}

/* --------------------------------------------------------------------------
   10. TECHNICAL TICKER STRIP (§10.3)
   -------------------------------------------------------------------------- */
.ticker-strip {
  width: 100%;
  background: var(--ink);
  color: var(--mist);
  border-top: 1px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  padding: 10px 0;
  overflow: hidden;
  white-space: nowrap;
}

.ticker-track {
  display: inline-block;
  animation: tickerSlide 30s linear infinite;
}

.ticker-strip:hover .ticker-track {
  animation-play-state: paused;
}

@keyframes tickerSlide {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-item {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  display: inline-block;
  padding: 0 4px;
}

.ticker-sep {
  color: var(--chartreuse);
  display: inline-block;
  padding: 0 12px;
}

/* --------------------------------------------------------------------------
   11. 04 MINERAL EXPERIENCE & CANONICAL CARD (§12)
   -------------------------------------------------------------------------- */
.experience-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.prose-block {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-muted);
  max-width: 65ch;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 28px;
}

.prose-block code {
  font-family: var(--font-mono);
  font-size: 14px;
  background: var(--mineral-lo);
  padding: 2px 6px;
  border-radius: 2px;
  color: var(--ink);
}

.contract-callout {
  background: var(--mineral-lo);
  border: 1px solid var(--ink);
  border-left: 4px solid var(--cobalt);
  padding: 16px;
  border-radius: var(--radius);
}

.callout-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.pixel-tag {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--ink);
  font-weight: 700;
}

.callout-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
}

.callout-code {
  font-size: 12px;
  color: var(--ink);
  display: block;
  word-break: break-word;
}

/* Canonical Stateproof Card */
.card-sheet {
  background: var(--mineral-hi);
}

.canonical-card-view {
  padding: 20px;
  font-family: var(--font-mono);
}

.card-heading {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 8px;
  margin-bottom: 14px;
}

.card-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 16px;
  font-size: 13px;
}

.card-table th,
.card-table td {
  border: 1px solid var(--ink-12);
  padding: 6px 12px;
  text-align: left;
}

.card-table th {
  background: var(--mineral-lo);
  font-weight: 600;
}

.text-center { text-align: center; }

.text-pass {
  color: #12752B;
  font-weight: 600;
}

.text-fail {
  color: var(--coral-deep);
  font-weight: 600;
}

.card-line {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--ink-muted);
  margin-bottom: 6px;
}

.card-line--meta {
  border-top: 1px dashed var(--ink-12);
  padding-top: 8px;
  margin-top: 10px;
  font-size: 10.5px;
}

.report-mockup-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--navy-deep);
  color: var(--mineral);
  font-family: var(--font-mono);
  font-size: 11px;
  border-top: 1px solid var(--ink);
  flex-wrap: wrap;
  gap: 8px;
}

.report-tag { color: var(--chartreuse); font-weight: 600; }
.report-path { color: var(--mist); }
.report-badge {
  font-family: var(--font-pixel);
  font-size: 9px;
  background: var(--teal-deep);
  color: var(--mineral);
  padding: 2px 6px;
  border-radius: 1px;
}

/* --------------------------------------------------------------------------
   12. 05 NAVY INTERACTIVE DEMO (§9)
   -------------------------------------------------------------------------- */
.demo-section {
  position: relative;
}

.demo-header-group {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 24px;
}

.demo-keyboard-hints {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.key-hint {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
  background: var(--navy-deep);
  border: 1px solid var(--navy-seam);
  padding: 4px 8px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.key-hint kbd {
  font-family: var(--font-mono);
  background: var(--navy-raise);
  color: var(--chartreuse);
  padding: 1px 5px;
  border: 1px solid var(--navy-seam);
  border-radius: 2px;
  font-weight: 600;
  font-size: 11px;
}

.demo-switchboard-widget {
  background: var(--navy-deep);
  border: 1px solid var(--navy-seam);
  border-radius: var(--radius);
  box-shadow: 8px 8px 0 rgba(14, 23, 40, 0.9);
  overflow: hidden;
}

/* Switchboard Control Bar */
.switchboard-controls {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 16px;
  padding: 16px 20px;
  background: var(--navy-raise);
  border-bottom: 2px solid var(--navy-seam);
  align-items: center;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.control-group-label {
  font-family: var(--font-pixel);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--mist);
  opacity: 0.7;
}

.state-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-state-toggle,
.btn-state-reset {
  font-family: var(--font-pixel);
  font-size: 10px;
  padding: 6px 10px;
  background: var(--navy-deep);
  color: var(--mist);
  border: 1px solid var(--navy-seam);
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--t-fast) var(--ease);
}

.btn-state-toggle:hover,
.btn-state-reset:hover {
  background: var(--navy);
  color: var(--mineral-hi);
}

.btn-state-toggle.is-active {
  background: var(--mineral-hi);
  color: var(--ink);
  border-color: var(--ink);
  box-shadow: 2px 2px 0 var(--ink);
  font-weight: 700;
}

.btn-state-toggle.is-active .state-num {
  color: var(--cobalt-deep);
}

.btn-state-reset {
  background: transparent;
  color: var(--mist);
  opacity: 0.7;
  font-size: 9px;
}

.viewport-toggles {
  display: flex;
  gap: 6px;
}

.btn-vp-toggle {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  padding: 6px 10px;
  background: var(--navy-deep);
  color: var(--mist);
  border: 1px solid var(--navy-seam);
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--t-fast) var(--ease);
}

.btn-vp-toggle.is-active {
  background: var(--cobalt);
  color: var(--mineral-hi);
  border-color: var(--mineral-hi);
}

.control-group--action {
  justify-content: flex-end;
}

.btn-run-proof {
  font-family: var(--font-pixel);
  font-size: 12px;
  font-weight: 700;
  padding: 10px 18px;
  background: var(--chartreuse);
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 3px 3px 0 var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease), background var(--t-fast);
}

.btn-run-proof:hover {
  background: var(--chartreuse-deep);
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink);
}

.btn-run-proof:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 var(--ink);
}

/* Demo Stage Area */
.demo-stage-wrapper {
  padding: 24px;
  background: var(--navy-deep);
  display: flex;
  justify-content: center;
}

.demo-preview-container {
  width: 100%;
  max-width: 860px;
  background: var(--mineral-hi);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--ink);
  overflow: hidden;
  position: relative;
  transition: max-width var(--t-base) var(--ease);
}

/* Browser Chrome */
.browser-chrome {
  background: var(--mineral-lo);
  border-bottom: 1px solid var(--ink);
  padding: 8px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.chrome-dots {
  display: flex;
  gap: 6px;
}

.chrome-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px solid var(--ink);
  background: var(--mist);
}

.chrome-url-bar {
  flex: 1;
  background: var(--mineral-hi);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 4px;
  overflow: hidden;
}

.url-protocol { color: var(--ink-45); }
.url-host { color: var(--ink); font-weight: 600; }
.url-path { color: var(--cobalt-deep); }

.url-badge {
  margin-left: auto;
  font-family: var(--font-pixel);
  font-size: 8.5px;
  padding: 2px 6px;
  background: var(--ink);
  color: var(--chartreuse);
  border-radius: 1px;
  white-space: nowrap;
}

.chrome-vp-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-70);
}

/* Viewport Frame & Scaling for Mobile Mode */
.app-viewport-frame {
  width: 100%;
  min-height: 380px;
  position: relative;
  background: var(--mineral-hi);
  transition: width var(--t-base) var(--ease);
  margin: 0 auto;
}

.app-viewport-frame[data-viewport="mobile"] {
  max-width: 390px;
  border-left: 2px solid var(--ink);
  border-right: 2px solid var(--ink);
}

/* App Screen Surface */
.app-screen-surface {
  padding: 20px;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.app-screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--ink-12);
  padding-bottom: 12px;
  margin-bottom: 20px;
}

.app-brand-mark {
  display: flex;
  align-items: center;
  gap: 8px;
}

.app-logo-box {
  width: 24px;
  height: 24px;
  background: var(--ink);
  color: var(--chartreuse);
  font-family: var(--font-pixel);
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
}

.app-header-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
}

.app-status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
}

.live-dot {
  width: 6px;
  height: 6px;
  background: #12752B;
  border-radius: 50%;
}

.live-label {
  font-family: var(--font-pixel);
  font-size: 8px;
  color: var(--ink-muted);
}

/* State Views Logic */
.state-view {
  display: none;
  flex: 1;
}

.app-screen-surface[data-state="loading"] .state-view--loading { display: block; }
.app-screen-surface[data-state="empty"] .state-view--empty { display: block; }
.app-screen-surface[data-state="error"] .state-view--error { display: block; }
.app-screen-surface[data-state="offline"] .state-view--offline { display: block; }
.app-screen-surface[data-state="normal"] .state-view--normal { display: block; }

/* 1. Loading View */
.demo-sk-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.demo-sk-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sk-circle { width: 36px; height: 36px; border-radius: 50%; }
.sk-text-md { height: 14px; width: 45%; }
.sk-text-lg { height: 16px; width: 70%; }
.sk-text-full { height: 32px; width: 100%; border: 1px solid var(--ink-12); }
.sk-btn-shape { height: 34px; width: 120px; align-self: flex-end; margin-top: 10px; }

/* 2. Empty View */
.demo-empty-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 36px 20px;
  border: 2px dashed var(--ink-45);
  border-radius: var(--radius);
  background: var(--mineral-lo);
}

.empty-glyph {
  font-size: 32px;
  color: var(--ink-45);
  margin-bottom: 12px;
}

.empty-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 6px;
}

.empty-desc {
  font-size: 13px;
  color: var(--ink-muted);
  max-width: 40ch;
  margin-bottom: 20px;
}

.demo-app-btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  padding: 8px 18px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 2px 2px 0 var(--ink);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast);
}

.demo-app-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
}

.demo-app-btn--primary {
  background: var(--cobalt);
  color: var(--mineral-hi);
}

/* 3. Error View */
.demo-error-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.error-banner {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--coral-tint);
  border: 1px solid var(--coral);
  padding: 12px 16px;
  border-radius: var(--radius);
}

.error-icon {
  font-size: 18px;
  color: var(--coral-deep);
}

.error-status {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: var(--coral-deep);
}

.error-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-muted);
}

.error-body-content {
  padding: 8px 4px;
}

.error-desc {
  font-size: 14px;
  color: var(--ink);
  margin-bottom: 18px;
}

.demo-app-btn--retry {
  background: var(--coral);
  color: var(--mineral-hi);
  border-color: var(--coral-deep);
}

/* Honest Mobile Failure Point: Hide retry control on mobile viewport simulation */
.app-viewport-frame[data-viewport="mobile"] #error-actions-container .demo-app-btn--retry {
  display: none !important;
}

.error-mobile-hide-note {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--coral-deep);
  font-weight: 600;
  padding: 8px;
  background: var(--coral-tint);
  border: 1px dashed var(--coral);
  border-radius: var(--radius);
}

.app-viewport-frame[data-viewport="mobile"] #error-actions-container .error-mobile-hide-note {
  display: inline-block;
}

/* 4. Offline View */
.demo-offline-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.offline-banner {
  background: #FFF3CD;
  border: 1px solid #FFEBAA;
  color: #856404;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.offline-body {
  padding: 10px 0;
}

.offline-field {
  margin-bottom: 12px;
}

.offline-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-muted);
  margin-bottom: 4px;
}

.offline-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--ink-12);
  background: var(--mineral-lo);
  color: var(--ink-45);
  font-family: var(--font-mono);
  font-size: 13px;
}

.offline-hint {
  font-size: 12px;
  color: var(--ink-muted);
}

/* 0. Normal View */
.demo-normal-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.normal-user-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  background: var(--navy);
  color: var(--chartreuse);
  font-family: var(--font-pixel);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
}

.user-name {
  font-weight: 700;
  font-size: 15px;
}

.user-email {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-muted);
}

.normal-form-grid {
  display: grid;
  gap: 12px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
}

.form-input {
  padding: 8px 12px;
  border: 1px solid var(--ink);
  background: var(--mineral-hi);
  font-family: var(--font-mono);
  font-size: 12.5px;
  border-radius: var(--radius);
}

.demo-app-btn--save {
  background: var(--ink);
  color: var(--mineral);
}

/* Captured Stamp Overlay */
.captured-overlay {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: rgba(16, 25, 37, 0.4);
  backdrop-filter: blur(0px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.captured-overlay.is-active {
  display: flex;
}

.captured-stamp-inner {
  background: var(--chartreuse);
  color: var(--ink);
  border: 3px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink);
  padding: 16px 32px;
  transform: rotate(-3deg) scale(1);
  text-align: center;
  animation: stampEntrance 200ms var(--ease);
}

@keyframes stampEntrance {
  0% { transform: scale(1.3) rotate(-8deg); opacity: 0; }
  100% { transform: scale(1) rotate(-3deg); opacity: 1; }
}

.captured-stamp-title {
  font-family: var(--font-pixel);
  font-size: 24px;
  font-weight: 700;
  display: block;
  letter-spacing: 0.1em;
}

.captured-stamp-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  display: block;
  margin-top: 4px;
}

/* Result Bar */
.demo-result-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--navy-raise);
  border-top: 2px solid var(--navy-seam);
  font-family: var(--font-mono);
  font-size: 12.5px;
  gap: 16px;
  flex-wrap: wrap;
}

.result-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.result-label {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--mist);
}

.result-code {
  color: var(--chartreuse);
}

.result-status-badge {
  font-family: var(--font-pixel);
  font-size: 11px;
  padding: 3px 8px;
  border-radius: var(--radius);
  background: var(--navy-deep);
  color: var(--mist);
  border: 1px solid var(--navy-seam);
}

.result-status-badge--pass {
  background: var(--chartreuse);
  color: var(--ink);
  border-color: var(--ink);
}

.result-status-badge--fail {
  background: var(--coral);
  color: var(--mineral-hi);
  border-color: var(--coral-deep);
}

/* --------------------------------------------------------------------------
   13. 06 TEAL TRUST SECTION (INTEGRITY)
   -------------------------------------------------------------------------- */
.trust-ledger {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--teal-seam);
  background: var(--teal-deep);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 rgba(9, 59, 61, 0.8);
}

.trust-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  padding: 24px;
  border-bottom: 1px solid var(--teal-seam);
  gap: 20px;
  align-items: start;
}

.trust-item:last-child {
  border-bottom: none;
}

.trust-num {
  font-family: var(--font-pixel);
  font-size: 14px;
  color: var(--chartreuse);
  padding-top: 2px;
}

.trust-heading {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--mineral-hi);
  margin-bottom: 6px;
}

.trust-text {
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(244, 240, 229, 0.85);
  max-width: 70ch;
}

.trust-text code {
  font-family: var(--font-mono);
  background: rgba(18, 98, 101, 0.8);
  padding: 1px 5px;
  border-radius: 2px;
  color: var(--mineral-hi);
}

/* --------------------------------------------------------------------------
   14. 07 INK CLOSING SECTION & TERMINAL CONSOLE
   -------------------------------------------------------------------------- */
.closing-section {
  padding: clamp(64px, 10vh, 120px) 0;
  position: relative;
  background-color: var(--ink);
  color: var(--mineral);
}

.closing-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
}

.closing-headline {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 4.5vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--mineral-hi);
  margin-bottom: 16px;
}

.closing-lead {
  font-size: clamp(16px, 1.8vw, 18px);
  line-height: 1.55;
  color: var(--mist);
  max-width: 50ch;
  margin-bottom: 28px;
}

/* Rich Multi-Line Terminal Console */
.closing-terminal-console {
  background: var(--navy-deep);
  border: 1px solid var(--navy-seam);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.7);
  overflow: hidden;
  margin-bottom: 28px;
}

.console-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--navy-raise);
  border-bottom: 1px solid var(--navy-seam);
}

.console-tab-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.console-tab {
  font-family: var(--font-pixel);
  font-size: 10px;
  color: var(--mineral-hi);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.05em;
}

.tab-dot {
  width: 7px;
  height: 7px;
  background: var(--chartreuse);
  border-radius: 1px;
}

.console-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.console-env {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: var(--mist);
  opacity: 0.6;
}

.terminal-copy-btn {
  font-family: var(--font-pixel);
  font-size: 9px;
  padding: 3px 8px;
  background: var(--chartreuse);
  color: var(--ink);
  border-radius: var(--radius);
  font-weight: 700;
  cursor: pointer;
  transition: background var(--t-fast);
}

.terminal-copy-btn:hover {
  background: var(--chartreuse-deep);
}

.console-body {
  padding: 18px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-x: auto;
}

.term-line {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.t-prompt { color: var(--chartreuse); font-weight: 600; }
.t-cmd { color: var(--mineral-hi); font-weight: 600; }
.t-arg { color: #8DB3FF; }
.t-flag { color: var(--chartreuse); }
.t-val { color: var(--mineral-hi); }
.t-comment { color: var(--mist); opacity: 0.45; font-size: 11.5px; margin-left: 8px; }

.closing-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.btn-primary-chartreuse {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--chartreuse);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 var(--mineral-hi);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast);
}

.btn-primary-chartreuse:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--mineral-hi);
  background: var(--chartreuse-deep);
}

.btn-secondary-mineral {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--mineral-hi);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 rgba(244, 240, 229, 0.35);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast);
  cursor: pointer;
}

.btn-secondary-mineral:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(244, 240, 229, 0.5);
  background: #FFF;
}

.closing-signoff-quote {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mist);
  display: flex;
  align-items: center;
  gap: 8px;
}

.closing-signoff-quote strong {
  color: var(--chartreuse);
}

.signoff-bullet {
  font-size: 8px;
  color: var(--chartreuse);
}

/* Live Run Receipt Artifact (Right Column) */
.closing-receipt-col {
  position: relative;
}

.stdout-sheet {
  background: var(--mineral-hi);
}

.receipt-pulse-dot {
  width: 8px;
  height: 8px;
  background: #12752B;
  border-radius: 1px;
}

.stdout-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  position: relative;
  overflow: hidden;
}

.stdout-row--init {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font-size: 12.5px;
  margin-bottom: 6px;
}

.stdout-icon { color: #12752B; font-weight: 700; }
.stdout-code { background: var(--mineral-lo); padding: 1px 4px; border-radius: 2px; }

.stdout-divider {
  height: 1px;
  background: var(--ink-12);
  margin: 14px 0;
}

.stdout-table-log {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.log-item {
  display: grid;
  grid-template-columns: 24px 80px 1fr 50px;
  align-items: center;
  font-size: 12px;
}

.log-id { font-family: var(--font-pixel); font-size: 9px; color: var(--ink-45); }
.log-name { font-family: var(--font-pixel); font-size: 10px; color: var(--ink); font-weight: 700; }
.log-detail { color: var(--ink-muted); font-size: 11.5px; }

.log-status--pass {
  font-family: var(--font-pixel);
  font-size: 9px;
  color: #12752B;
  background: rgba(18, 117, 43, 0.12);
  padding: 2px 5px;
  border-radius: 1px;
  text-align: center;
  font-weight: 700;
}

.stdout-summary {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11.5px;
}

.summary-line {
  display: flex;
  gap: 8px;
}

.summary-key { font-family: var(--font-pixel); font-size: 9px; color: var(--ink-70); width: 60px; }
.summary-val { color: var(--ink); }
.summary-val code { color: var(--cobalt-deep); font-size: 11px; }

/* Large Verified Stamp */
.stdout-verified-stamp {
  position: absolute;
  right: 18px;
  bottom: 20px;
  background: var(--chartreuse);
  color: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--ink);
  padding: 8px 16px;
  transform: rotate(-3deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
}

.v-word {
  font-family: var(--font-pixel);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
}

.v-meta {
  font-family: var(--font-mono);
  font-size: 8.5px;
  font-weight: 600;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   15. BOLD MINIMAL FOOTER WITH SUBTLE ANIMATED GEOMETRIC GRID
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy-deep);
  color: var(--mineral);
  border-top: 3px solid var(--ink);
  position: relative;
  padding: clamp(56px, 8vh, 88px) 0 36px;
  overflow: hidden;
}

/* Animated Sharp Laser Grid */
.footer-grid-bg {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background-image: 
    linear-gradient(rgba(244, 240, 229, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 240, 229, 0.04) 1px, transparent 1px);
  background-size: 28px 28px;
  pointer-events: none;
}

.laser-scanline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--chartreuse) 50%, transparent 100%);
  opacity: 0.35;
  animation: laserSweep 8s linear infinite;
}

@keyframes laserSweep {
  0% { transform: translateY(-10px); }
  100% { transform: translateY(300px); }
}

.footer-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
  position: relative;
  z-index: 2;
}

.footer-main-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 48px;
}

.footer-brand-huge {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-brand-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(36px, 6vw, 68px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--mineral-hi);
}

.dot-accent {
  color: var(--chartreuse);
}

.footer-tagline {
  font-size: 15px;
  color: var(--mist);
  opacity: 0.8;
  letter-spacing: -0.01em;
}

.footer-actions-cluster {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

.footer-cmd-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--navy-raise);
  border: 1px solid var(--navy-seam);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mineral-hi);
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.6);
  cursor: pointer;
  transition: transform var(--t-fast) var(--ease), border-color var(--t-fast), background var(--t-fast);
}

.footer-cmd-pill:hover {
  background: var(--navy);
  border-color: var(--chartreuse);
  transform: translate(-1px, -1px);
}

.pill-prompt { color: var(--chartreuse); font-weight: 600; }
.pill-code { color: var(--mineral-hi); }
.pill-tag {
  font-family: var(--font-pixel);
  font-size: 9px;
  background: var(--chartreuse);
  color: var(--ink);
  padding: 2px 5px;
  border-radius: 1px;
  font-weight: 700;
}

.footer-quick-links {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  background: var(--mineral-hi);
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: 3px 3px 0 var(--ink);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast);
}

.footer-pill-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink);
}

.footer-top-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  font-family: var(--font-pixel);
  font-size: 11px;
  color: var(--chartreuse);
  background: rgba(205, 234, 79, 0.1);
  border: 1px solid var(--chartreuse);
  border-radius: var(--radius);
  transition: all var(--t-fast);
}

.footer-top-pill:hover {
  background: var(--chartreuse);
  color: var(--ink);
}

/* Footer Bottom Meta Seam */
.footer-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--navy-seam);
  padding-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(223, 217, 202, 0.6);
  flex-wrap: wrap;
  gap: 12px;
}

.meta-left, .meta-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.corner-mark {
  color: var(--chartreuse);
  font-weight: 700;
}

.meta-sep {
  color: var(--navy-seam);
}

.closing-motto {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--chartreuse);
}

/* --------------------------------------------------------------------------
   16. RESPONSIVE BREAKPOINTS (§4.7, §16)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid,
  .experience-grid,
  .closing-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .switchboard-controls {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .stations-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .ledger-header,
  .ledger-row {
    grid-template-columns: 40px 100px 1.2fr 1fr 90px;
    font-size: 12px;
    padding: 12px 14px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none; /* Keep clean single-line nav on mobile */
  }

  .nav-cmd-chip {
    display: none;
  }

  .footer-main-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 28px;
  }

  .footer-actions-cluster {
    align-items: flex-start;
    width: 100%;
  }

  .footer-cmd-pill {
    width: 100%;
    justify-content: space-between;
  }

  .footer-meta-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .ledger-header {
    display: none;
  }

  .ledger-row {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px;
  }

  .col-num {
    display: inline-block;
    margin-right: 8px;
  }

  .state-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .viewport-toggles {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .btn-run-proof {
    width: 100%;
  }

  .trust-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .command-box {
    flex-direction: column;
  }

  .cmd-copy-btn {
    border-left: none;
    border-top: 2px solid var(--ink);
    padding: 10px;
  }
}

/* --------------------------------------------------------------------------
   17. REDUCED MOTION CONTRACT (§10.5)
   -------------------------------------------------------------------------- */
@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;
  }

  .route-packet {
    animation: none !important;
    left: 60% !important;
  }

  .ticker-track {
    animation: none !important;
  }

  .sk-block::after {
    animation: none !important;
  }

  .captured-stamp-inner {
    animation: none !important;
  }
}