/* ==========================================================================
   THE LAST SPECIES - VARIATION 2: ORBITAL CHRONOMETER
   Sapphire & Forged Carbon Skeleton Tourbillon Engineering Laboratory
   Dials: DESIGN_VARIANCE: 10 | MOTION_INTENSITY: 10 | VISUAL_DENSITY: 5
   ========================================================================== */

:root,
[data-theme="dark"] {
  --bg-primary: #0A0A0D;
  --bg-elevated: #121319;
  --bg-surface: #181A22;
  --bg-glass: rgba(18, 19, 25, 0.8);
  --text-primary: #F3F4F6;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --accent: #E11D48;
  --accent-strong: #BE123C;
  --accent-contrast: #FFFFFF;
  --accent-tint: rgba(225, 29, 72, 0.14);
  --border-subtle: rgba(243, 244, 246, 0.12);
  --border-accent: rgba(225, 29, 72, 0.45);
  --shadow-chamber: 0 30px 75px rgba(0, 0, 0, 0.75);
  --danger: #F87171;
}

[data-theme="light"] {
  --bg-primary: #F3F4F6;
  --bg-elevated: #FFFFFF;
  --bg-surface: #E5E7EB;
  --bg-glass: rgba(255, 255, 255, 0.86);
  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --accent: #BE123C;
  --accent-strong: #9F1239;
  --accent-contrast: #FFFFFF;
  --accent-tint: rgba(190, 18, 60, 0.1);
  --border-subtle: rgba(15, 23, 42, 0.12);
  --border-accent: rgba(190, 18, 60, 0.4);
  --shadow-chamber: 0 24px 60px rgba(15, 23, 42, 0.1);
  --danger: #DC2626;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: "Work Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              color 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Modular Typography Scale (>1.4x ratio) */
h1 {
  font-family: "Chakra Petch", sans-serif;
  font-size: clamp(2.75rem, 5vw, 4.15rem);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

h2 {
  font-family: "Chakra Petch", sans-serif;
  font-size: clamp(2.05rem, 3.6vw, 2.95rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.015em;
}

h3 {
  font-family: "Chakra Petch", sans-serif;
  font-size: clamp(1.35rem, 2.1vw, 1.65rem);
  font-weight: 600;
  line-height: 1.22;
}

p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 65ch;
}

small {
  font-size: 0.75rem;
}

/* Italic Descender Clearance (Mandatory 4.1) */
.kinetic-italic {
  font-style: italic;
  color: var(--accent);
  line-height: 1.15;
  padding-bottom: 0.12em;
  display: inline-block;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 200;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 0.75rem 1.25rem;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  top: 1rem;
}

/* Fixed GPU-safe Forged Carbon Micro-Mesh Overlay (6.E) */
.carbon-mesh-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  opacity: 0.03;
  background-image: linear-gradient(45deg, rgba(255, 255, 255, 0.35) 25%, transparent 25%),
                    linear-gradient(-45deg, rgba(255, 255, 255, 0.35) 25%, transparent 25%);
  background-size: 16px 16px;
}

.container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── HEADER (Single-Line <= 72px) ────────────────────────────────────────── */
.orbital-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 70px;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.orbital-progress-rail {
  position: absolute;
  bottom: -1px;
  left: 0;
  height: 2px;
  width: 100%;
  background: var(--accent);
  transform-origin: left center;
  transform: scaleX(0);
}

.header-bar {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.orbital-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.brand-code {
  font-family: "Space Mono", monospace;
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.orbital-nav {
  display: flex;
  align-items: center;
  gap: 1.85rem;
}

.orbital-nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  transition: color 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.orbital-nav-link:hover,
.orbital-nav-link:focus-visible {
  color: var(--text-primary);
}

.orbital-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* Shape Consistency Lock: 14px soft tonneau radii on cards, full-pill on interactive buttons (4.4) */
.mode-pill-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  height: 40px;
  padding: 0 0.95rem;
  border-radius: 999px;
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  cursor: pointer;
  transition: border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mode-pill-btn:hover {
  border-color: var(--accent);
}

.btn-orbital {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 1.45rem;
  border-radius: 999px;
  font-family: "Space Mono", monospace;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-orbital:active {
  transform: scale(0.98);
}

.btn-orbital-primary {
  background: var(--accent-strong);
  color: var(--accent-contrast);
  border: 1px solid var(--accent-strong);
}

.btn-orbital-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-orbital-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-orbital-secondary:hover {
  border-color: var(--accent);
}

.btn-block {
  width: 100%;
  height: 50px;
}

.mobile-dock-btn {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.mobile-dock-panel {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.5rem 2rem;
}

.mobile-dock-nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-dock-link {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1rem;
}

/* ── SECTION 1: HERO (min-h-100dvh, pt <= 6rem) ──────────────────────────── */
.orbital-hero {
  min-height: calc(100dvh - 70px);
  padding: 3.5rem 0 3rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
}

.orbital-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.orbital-eyebrow {
  font-family: "Space Mono", monospace;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1rem;
}

.orbital-headline {
  margin-bottom: 1.25rem;
}

.orbital-subtext {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 52ch;
}

.orbital-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.gyro-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-chamber);
  transform-style: preserve-3d;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.gyro-image-bay {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #060608;
}

.gyro-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gyro-reticle-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  color: rgba(243, 244, 246, 0.26);
}

.reticle-gear-outer {
  transform-origin: 240px 180px;
  animation: orbitalSpin 36s linear infinite;
}

.reticle-gear-inner {
  transform-origin: 240px 180px;
  animation: orbitalSpinReverse 22s linear infinite;
}

@keyframes orbitalSpin {
  to { transform: rotate(360deg); }
}

@keyframes orbitalSpinReverse {
  to { transform: rotate(-360deg); }
}

.gyro-telemetry-strip {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1rem;
  padding: 1.1rem 1.4rem;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.gyro-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.gyro-stat-label {
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  color: var(--text-muted);
}

.gyro-countdown,
.gyro-stat-val {
  font-family: "Space Mono", monospace;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

/* ── SECTION 2: LAB CERTIFICATION BAR ────────────────────────────────────── */
.lab-cert-bar {
  padding: 2.15rem 0;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

.lab-cert-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.lab-cert-svg {
  height: 34px;
  width: auto;
  color: var(--text-secondary);
}

/* ── SECTION 3: INTERACTIVE ACCORDION SKELETON DIAL SLIDER (Sec 10) ──────── */
.accordion-dials-section {
  padding: 6.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.section-header-stack {
  margin-bottom: 3rem;
}

.orbital-section-title {
  margin-bottom: 0.85rem;
}

.dial-accordion-deck {
  display: flex;
  gap: 1rem;
  height: 540px;
}

.accordion-blade {
  position: relative;
  flex: 1;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: flex 0.55s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  background: #060608;
}

.accordion-blade.is-expanded {
  flex: 3.6;
  border-color: var(--border-accent);
}

.blade-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.accordion-blade:hover .blade-bg-img {
  transform: scale(1.04);
}

.blade-overlay {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(10, 10, 13, 0.95) 18%, rgba(10, 10, 13, 0.25) 100%);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #F3F4F6;
}

.blade-collapsed-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "Space Mono", monospace;
  font-size: 0.78rem;
  color: #F3F4F6;
}

.accordion-blade.is-expanded .blade-collapsed-bar {
  display: none;
}

.blade-expanded-content {
  display: none;
  flex-direction: column;
  gap: 1rem;
  max-width: 540px;
}

.accordion-blade.is-expanded .blade-expanded-content {
  display: flex;
}

.blade-badge-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
}

.blade-code-pill {
  color: var(--accent);
  font-weight: 700;
}

.blade-cap-pill {
  color: #9CA3AF;
}

.blade-title {
  color: #FFFFFF;
}

.blade-desc {
  color: #D1D5DB;
  font-size: 0.95rem;
}

.blade-metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 0.95rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.blade-metrics-row span {
  display: block;
  font-family: "Space Mono", monospace;
  font-size: 0.65rem;
  color: #9CA3AF;
}

.blade-metrics-row strong {
  font-size: 0.9rem;
  color: #FFFFFF;
}

/* ── SECTION 4: LIVE HTML5 CANVAS BIAXIAL ESCAPEMENT SIMULATOR ───────────── */
.simulator-section {
  padding: 6.5rem 0;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

.simulator-console {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.canvas-stage-frame {
  position: relative;
  background: #07080C;
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-chamber);
}

#calibre-canvas {
  width: 100%;
  max-width: 480px;
  height: auto;
  aspect-ratio: 1 / 1;
  display: block;
}

.canvas-hud-top {
  position: absolute;
  top: 1rem;
  left: 1.25rem;
  right: 1.25rem;
  display: flex;
  justify-content: space-between;
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  color: #E5E7EB;
  pointer-events: none;
}

.simulator-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sim-control-card {
  padding: 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.sim-card-label {
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.12em;
}

.sim-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.sim-mode-btn,
.sim-bridge-btn {
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: "Space Mono", monospace;
  font-size: 0.74rem;
  cursor: pointer;
}

.sim-mode-btn.is-active,
.sim-bridge-btn.is-active,
.sim-mode-btn:hover,
.sim-bridge-btn:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--accent-tint);
}

.sim-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.orbital-range {
  width: 100%;
  accent-color: var(--accent);
  cursor: ew-resize;
}

.sim-helper-note {
  font-size: 0.85rem;
}

.sim-telemetry-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.sim-metric-cell {
  padding: 1.15rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
}

.sim-metric-cell span {
  display: block;
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.sim-metric-cell strong {
  font-family: "Chakra Petch", sans-serif;
  font-size: 1.25rem;
  color: var(--text-primary);
}

/* ── SECTION 5: GSAP STICKY-STACK PARITY PROTOCOL (Canonical 5.A) ────────── */
.orbital-stack-section {
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
}

.orbital-stack-card {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
}

.orbital-stack-inner {
  width: 100%;
  max-width: 1140px;
  will-change: transform, opacity;
}

.protocol-slab {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 4rem;
  box-shadow: var(--shadow-chamber);
}

.slab-copper-tint {
  background: var(--bg-surface);
  border-color: var(--border-accent);
}

.slab-split-media {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.slab-code {
  display: block;
  font-family: "Space Mono", monospace;
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.16em;
  margin-bottom: 1rem;
}

.slab-heading {
  margin-bottom: 1.15rem;
}

.slab-copy {
  margin-bottom: 2rem;
}

.slab-kpi-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.slab-kpi-bar strong {
  display: block;
  font-family: "Chakra Petch", sans-serif;
  font-size: 2.5rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.slab-kpi-bar span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.slab-media-frame img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
}

/* ── SECTION 6: 5-CELL ASYMMETRIC BENTO GRID (4.7) ───────────────────────── */
.telemetry-bento-section {
  padding: 6.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
}

.orbital-bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.orbital-bento-cell {
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  padding: 2.25rem;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

.cell-wide-photo {
  grid-column: span 2;
  padding: 0;
}

.bento-photo-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bento-photo-overlay {
  position: relative;
  z-index: 1;
  padding: 2.5rem;
  background: linear-gradient(to top, rgba(10, 10, 13, 0.94) 15%, rgba(10, 10, 13, 0.2) 100%);
  color: #F3F4F6;
}

.bento-photo-overlay p {
  color: #D1D5DB;
}

.cell-copper-highlight {
  background: linear-gradient(145deg, var(--bg-surface), var(--accent-tint));
  border-color: var(--border-accent);
}

.cell-carbon {
  background: var(--bg-primary);
}

.cell-wide-quote {
  grid-column: span 2;
  background: var(--bg-primary);
  justify-content: center;
}

.bento-coord-tag {
  font-family: "Space Mono", monospace;
  font-size: 0.7rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.bento-big-number {
  font-family: "Chakra Petch", sans-serif;
  font-size: 2.4rem;
  color: var(--text-primary);
  line-height: 1.05;
  margin-bottom: 0.45rem;
}

.orbital-quote p {
  font-family: "Chakra Petch", sans-serif;
  font-size: 1.4rem;
  color: var(--text-primary);
  margin-bottom: 0.9rem;
}

.orbital-quote footer {
  font-family: "Space Mono", monospace;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ── SECTION 7: SINGLE KINETIC MARQUEE + 2-COL SPEC CARDS ────────────────── */
.kinetic-specs-section {
  padding-bottom: 6.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.calibre-marquee {
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  padding: 1rem 0;
  margin-bottom: 5rem;
}

.calibre-marquee-track {
  display: flex;
  width: max-content;
  gap: 3.5rem;
  animation: marqueeRoll 28s linear infinite;
}

.calibre-marquee-track span {
  font-family: "Space Mono", monospace;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text-secondary);
  white-space: nowrap;
}

@keyframes marqueeRoll {
  to { transform: translateX(-50%); }
}

.orbital-specs-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.orbital-spec-card {
  padding: 2.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.spec-code {
  font-family: "Space Mono", monospace;
  font-size: 0.72rem;
  color: var(--text-muted);
}

.spec-large-val {
  font-family: "Chakra Petch", sans-serif;
  font-size: 2.2rem;
  color: var(--accent);
}

/* ── SECTION 8: ALLOCATION TERMINAL ──────────────────────────────────────── */
.allocation-terminal-section {
  padding: 6.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 4rem;
  align-items: start;
}

.terminal-feature-list {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.terminal-feature-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 1rem;
  align-items: start;
}

.feature-badge {
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--border-accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Space Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
}

.terminal-form-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 2.75rem;
  box-shadow: var(--shadow-chamber);
}

.orbital-error-banner {
  padding: 1rem 1.25rem;
  border: 1px solid var(--danger);
  border-radius: 10px;
  background: rgba(220, 38, 38, 0.08);
  margin-bottom: 1.5rem;
}

.error-banner-head {
  font-weight: 600;
  color: var(--danger);
  margin-bottom: 0.35rem;
}

.error-banner-ul {
  padding-left: 1.2rem;
  font-size: 0.9rem;
}

.orbital-form {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.orbital-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.orbital-row-2col {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 1rem;
}

.orbital-label {
  font-family: "Space Mono", monospace;
  font-size: 0.74rem;
  text-transform: uppercase;
  color: var(--text-primary);
}

.orbital-input,
.orbital-select {
  height: 48px;
  padding: 0 1rem;
  border-radius: 10px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
}

.orbital-input:focus,
.orbital-select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

.mono-val {
  font-family: "Space Mono", monospace;
}

.orbital-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.orbital-field-error {
  font-size: 0.82rem;
  color: var(--danger);
}

.orbital-certificate {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.orbital-cert-head {
  display: flex;
  justify-content: space-between;
  font-family: "Space Mono", monospace;
  font-size: 0.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.cert-pill {
  color: var(--accent);
  font-weight: 700;
}

.orbital-cert-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.1rem;
  padding: 1.25rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
}

.orbital-cert-grid span {
  display: block;
  font-family: "Space Mono", monospace;
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

/* ── FOOTER ──────────────────────────────────────────────────────────────── */
.orbital-footer {
  padding: 4rem 0;
  background: var(--bg-elevated);
}

.orbital-footer-inner {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.orbital-footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-tagline {
  font-size: 0.92rem;
  max-width: 48ch;
}

.orbital-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  padding: 1.5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.orbital-footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.88rem;
}

.orbital-footer-nav a:hover {
  color: var(--text-primary);
}

.orbital-footer-colophon p {
  font-family: "Space Mono", monospace;
  font-size: 0.76rem;
  color: var(--text-muted);
  max-width: 100%;
}

/* ── RESPONSIVE COLLAPSE (< 1024px & < 768px) ────────────────────────────── */
@media (max-width: 1024px) {
  .orbital-nav {
    display: none;
  }

  .mobile-dock-btn {
    display: inline-flex;
  }

  .orbital-hero-grid,
  .simulator-console,
  .terminal-grid,
  .slab-split-media {
    grid-template-columns: 1fr;
  }

  .dial-accordion-deck {
    flex-direction: column;
    height: auto;
  }

  .accordion-blade {
    min-height: 220px;
  }

  .accordion-blade.is-expanded {
    min-height: 420px;
  }

  .orbital-bento-grid {
    grid-template-columns: 1fr;
  }

  .cell-wide-photo,
  .cell-wide-quote {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1.25rem;
  }

  .orbital-specs-2col,
  .orbital-row-2col,
  .slab-kpi-bar,
  .gyro-telemetry-strip,
  .blade-metrics-row {
    grid-template-columns: 1fr;
  }

  .protocol-slab {
    padding: 2rem 1.5rem;
  }
}

/* ── REDUCED MOTION GUARDRAIL (Mandatory 6.B) ────────────────────────────── */
@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;
  }
}