/* ============================================================================
   DISTRICT SLAVS — UNDERGROUND BRUTALIST MONOLITH STYLESHEET
   Palette:
   - Pure Void Black: #000000
   - Deep Basalt Grey: #0B0B0B / #121212
   - Stone & Concrete Borders: #2A2A2A / #4A4A4A / #888888
   - Cold Stark White: #E8E8E6 / #FFFFFF
   ============================================================================ */

:root {
  --bg-void: #000000;
  --bg-basalt: #0b0b0b;
  --bg-stone: #121212;
  --bg-stone-hover: #181818;

  --line-subtle: #1c1c1c;
  --line-stone: #2a2a2a;
  --line-raw: #4a4a4a;
  --line-active: #888888;

  --txt-white: #f0f0ee;
  --txt-bone: #c8c8c4;
  --txt-stone: #888888;
  --txt-dim: #555555;

  --font-display: 'Cinzel', Georgia, serif;
  --font-mono: 'Space Mono', monospace;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --shell-max: 1400px;
  --header-offset: 70px;
  --scrollbar-thumb: #3a3a3a;
  --scrollbar-track: #080808;

  color-scheme: dark;
  accent-color: var(--txt-white);
}

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

html {
  font-size: 16px;
  background-color: var(--bg-void);
  color: var(--txt-white);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-offset, 70px) + 12px);
  selection-background-color: var(--txt-white);
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
  scrollbar-width: thin;
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  overscroll-behavior-x: none;
}

@supports not (scrollbar-color: auto) {
  html::-webkit-scrollbar {
    width: 8px;
    height: 8px;
  }
  html::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
  }
  html::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
  }
}

::selection {
  background-color: var(--txt-white);
  color: var(--bg-void);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 100%;
  background-color: var(--bg-void);
  color: var(--txt-white);
  overflow-x: hidden;
  overflow-x: clip;
  overscroll-behavior-x: none;
  touch-action: pan-y pinch-zoom;
  position: relative;
  line-height: 1.6;
  text-align: start;
  /* Architectural background coordinate grid */
  background-image:
    linear-gradient(to right, rgba(42, 42, 42, 0.22) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(42, 42, 42, 0.22) 1px, transparent 1px);
  background-size: 80px 80px;
  background-position: center top;
}

h1,
h2,
h3,
.manifesto-statement,
.axiom-quote {
  text-wrap: balance;
}

p,
blockquote,
.channel-val {
  text-wrap: pretty;
  overflow-wrap: break-word;
}

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

button,
input {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  border-radius: 0;
  outline: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 1px solid var(--txt-white);
  outline-offset: -2px;
}

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

.text-white {
  color: var(--txt-white);
}

.mono-dim {
  color: var(--txt-dim);
}

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

/* ============================================================================
   STONE GRAIN & TECHNICAL HUD OVERLAY
   ============================================================================ */

.stone-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 900;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.hud-progress-wrap {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  z-index: 1000;
  pointer-events: none;
  background-color: rgba(0, 0, 0, 0.85);
  border-bottom: 1px solid var(--line-stone);
  overflow: hidden;
}

.hud-progress-bar {
  width: 100%;
  height: 2px;
  background-color: var(--txt-white);
  transform-origin: 0 50%;
  transform: translate3d(0, 0, 0) scaleX(0);
  will-change: transform;
  backface-visibility: hidden;
}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: scroll()) {
    @keyframes grow-progress {
      from {
        transform: scaleX(0);
      }
      to {
        transform: scaleX(1);
      }
    }

    .hud-progress-bar {
      animation: grow-progress auto linear;
      animation-timeline: scroll(block root);
    }
  }
}

.hud-ruler {
  width: 100%;
  height: 4px;
  background-image: repeating-linear-gradient(
    to right,
    rgba(136, 136, 136, 0.35),
    rgba(136, 136, 136, 0.35) 1px,
    transparent 1px,
    transparent 12px
  );
}

.hud-frame {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 800;
}

.hud-corner {
  position: fixed;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--txt-stone);
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 0.35rem 0.65rem;
  background: rgba(0, 0, 0, 0.78);
  border: 1px solid var(--line-stone);
}

@media (min-width: 1760px) {
  .hud-tl {
    display: flex;
    top: 5.5rem;
    left: 1.25rem;
  }
  .hud-tr {
    display: flex;
    top: 5.5rem;
    right: 1.25rem;
  }
  .hud-bl {
    display: flex;
    bottom: 1.25rem;
    left: 1.25rem;
  }
  .hud-br {
    display: flex;
    bottom: 1.25rem;
    right: 1.25rem;
  }
}

.hud-tag {
  color: var(--txt-dim);
}

.hud-coord {
  color: var(--txt-bone);
}

/* ============================================================================
   HEADER & BRUTALIST STICKY BAR (0px RADIUS)
   ============================================================================ */

.site-header {
  position: fixed;
  top: 6px;
  left: 0;
  width: 100%;
  z-index: 950;
  padding: 0 1.25rem;
  transition: padding 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.header-container {
  max-width: var(--shell-max);
  margin: 0 auto;
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background-color: rgba(11, 11, 11, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--line-stone);
  border-top: none;
  padding: 0.75rem 1.25rem;
  transition: background-color 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.header-bar.on-sticky {
  background-color: rgba(0, 0, 0, 0.96);
  border-color: var(--line-raw);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.85);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.brand-seal {
  width: 34px;
  height: 34px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  transition: transform 0.4s ease;
}

.brand-link:hover .brand-seal {
  transform: rotate(15deg);
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--txt-white);
  line-height: 1.1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--txt-stone);
  margin-top: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  border-left: 1px solid var(--line-stone);
}

.nav-item {
  position: relative;
  border-right: 1px solid var(--line-stone);
  display: flex;
  align-items: center;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--txt-stone);
  white-space: nowrap;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav-idx {
  color: var(--txt-dim);
  font-size: 0.65rem;
}

.nav-item:hover .nav-link,
.nav-item.active .nav-link {
  color: var(--txt-white);
  background-color: var(--bg-stone);
}

.nav-item.active .nav-idx {
  color: var(--txt-white);
}

.nav-square {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--txt-white);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.nav-item.active .nav-square {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.drone-btn {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line-stone);
  background-color: var(--bg-void);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--txt-stone);
  white-space: nowrap;
  flex-shrink: 0;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.drone-btn:hover {
  border-color: var(--line-active);
  color: var(--txt-white);
}

.drone-btn[aria-pressed="true"] {
  border-color: var(--txt-white);
  color: var(--txt-white);
  background-color: var(--bg-stone);
}

.drone-indicator {
  width: 6px;
  height: 6px;
  background-color: var(--line-raw);
  display: inline-block;
  flex-shrink: 0;
}

.drone-btn[aria-pressed="true"] .drone-indicator {
  background-color: var(--txt-white);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
}

.mobile-menu-btn {
  display: none;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-stone);
  background-color: var(--bg-void);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
}

.menu-bars {
  width: 16px;
  height: 2px;
  background-color: var(--txt-white);
  position: relative;
  display: block;
  transition: background-color 0.2s ease;
}

.menu-bars::before,
.menu-bars::after {
  content: '';
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background-color: var(--txt-white);
  transition: transform 0.25s ease;
}

.menu-bars::before {
  top: -5px;
}

.menu-bars::after {
  top: 5px;
}

.mobile-menu-btn[aria-expanded="true"] .menu-bars {
  background-color: transparent;
}

.mobile-menu-btn[aria-expanded="true"] .menu-bars::before {
  transform: translateY(5px) rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .menu-bars::after {
  transform: translateY(-5px) rotate(-45deg);
}

/* ============================================================================
   STRUCTURAL GRID SHELL
   ============================================================================ */

.grid-shell {
  width: 100%;
  max-width: var(--shell-max);
  margin: 0 auto;
  border-left: 1px solid var(--line-stone);
  border-right: 1px solid var(--line-stone);
  background-color: rgba(0, 0, 0, 0.65);
  position: relative;
  z-index: 2;
}

.sec-block {
  padding: 0 1.25rem;
  border-bottom: 1px solid var(--line-stone);
  position: relative;
  max-width: 100%;
  overflow-x: clip;
}

/* ============================================================================
   SECTION 00 // HERO — THE MONOLITH
   ============================================================================ */

.sec-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  padding: 0 1.25rem;
  border-bottom: 1px solid var(--line-raw);
  display: flex;
  align-items: stretch;
  overflow: hidden;
  max-width: 100%;
}

.hero-visual-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-void);
}

.hero-monolith-img {
  width: 100%;
  max-width: 980px;
  height: 100%;
  object-fit: cover;
  object-position: center 22%;
  opacity: 0.72;
  filter: contrast(1.12) brightness(0.82) grayscale(100%);
}

/* Multi-layered vignette & gradient overlay for 100% text legibility */
.hero-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 42%, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.85) 65%, #000000 95%),
    linear-gradient(to bottom, #000000 0%, rgba(0, 0, 0, 0.35) 25%, rgba(0, 0, 0, 0.55) 70%, #000000 100%);
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  max-width: var(--shell-max);
  margin: 0 auto;
}

.crosshair {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--line-raw);
  line-height: 1;
  user-select: none;
}

.ch-1 { top: 18%; left: 6%; }
.ch-2 { top: 18%; right: 6%; }
.ch-3 { bottom: 16%; left: 6%; }
.ch-4 { bottom: 16%; right: 6%; }

.hero-shell {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--header-offset, 70px) + 1rem);
  background-color: transparent;
}

.hero-top-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-stone);
  border-bottom: 1px solid var(--line-stone);
  background-color: rgba(0, 0, 0, 0.72);
}

.meta-cell {
  padding: 0.85rem 1.25rem;
  border-right: 1px solid var(--line-stone);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-width: 0;
}

.meta-cell:last-child {
  border-right: none;
}

.meta-key {
  color: var(--txt-dim);
}

.meta-val {
  color: var(--txt-bone);
}

.hero-centerpiece {
  padding: 4.5rem 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 920px;
  width: 100%;
  margin: 0 auto;
}

.hero-kicker {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  color: var(--txt-stone);
  margin-bottom: 1.5rem;
  max-width: 100%;
}

.kicker-line {
  width: 36px;
  height: 1px;
  background-color: var(--line-raw);
  flex-shrink: 0;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 7.2vw, 6.4rem);
  font-weight: 700;
  letter-spacing: clamp(0.1em, 1.5vw, 0.18em);
  line-height: 1.02;
  color: var(--txt-white);
  text-transform: uppercase;
  margin-bottom: 1.75rem;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.95);
  max-width: 100%;
}

.hero-triad {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 1.5vw, 1.1rem);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--txt-white);
  padding: 0.65rem 1.5rem;
  border: 1px solid var(--line-raw);
  background-color: rgba(11, 11, 11, 0.85);
  margin-bottom: 2rem;
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

.triad-sep {
  color: var(--txt-dim);
}

.hero-lead {
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-weight: 300;
  color: var(--txt-bone);
  max-width: 640px;
  line-height: 1.55;
  margin-bottom: 2.75rem;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.95);
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* Brutalist Sharp Buttons */
.btn-brutal {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.95rem 1.65rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border: 1px solid var(--line-raw);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background-color: var(--txt-white);
  color: var(--bg-void);
  border-color: var(--txt-white);
  font-weight: 700;
}

.btn-primary .btn-code {
  color: var(--line-raw);
}

.btn-primary:hover {
  background-color: var(--bg-void);
  color: var(--txt-white);
  border-color: var(--txt-white);
}

.btn-primary:hover .btn-code {
  color: var(--txt-stone);
}

.btn-ghost {
  background-color: rgba(11, 11, 11, 0.88);
  color: var(--txt-white);
  border-color: var(--line-raw);
}

.btn-ghost .btn-code {
  color: var(--txt-stone);
}

.btn-ghost:hover {
  background-color: var(--bg-stone-hover);
  border-color: var(--txt-white);
}

.hero-bottom-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-stone);
  background-color: rgba(0, 0, 0, 0.82);
}

.bottom-cell {
  padding: 0.9rem 1.25rem;
  border-right: 1px solid var(--line-stone);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--txt-stone);
  min-width: 0;
}

.bottom-cell:last-child {
  border-right: none;
}

.bottom-scroll-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  color: var(--txt-bone);
}

/* ============================================================================
   SECTION HEADERS (TECHNICAL BLUEPRINT BAR)
   ============================================================================ */

.sec-header-row {
  display: grid;
  grid-template-columns: 220px 1fr 280px;
  border-bottom: 1px solid var(--line-stone);
  background-color: var(--bg-basalt);
}

.sec-idx-cell,
.sec-title-cell,
.sec-coord-cell {
  padding: 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.sec-idx-cell {
  border-right: 1px solid var(--line-stone);
}

.sec-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--txt-stone);
}

.sec-heading {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2.1rem);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--txt-white);
  text-transform: uppercase;
}

.sec-coord-cell {
  border-left: 1px solid var(--line-stone);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--txt-bone);
  text-align: right;
}

.coord-sub {
  font-size: 0.62rem;
  color: var(--txt-dim);
  margin-top: 0.2rem;
}

/* ============================================================================
   SECTION 01 // MANIFESTO (TWO-COLUMN ASYMMETRIC MONOLITH)
   ============================================================================ */

.manifesto-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
}

.manifesto-emblem-col {
  border-right: 1px solid var(--line-stone);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background-color: rgba(11, 11, 11, 0.6);
  min-width: 0;
}

.emblem-frame {
  position: relative;
  padding: 3.5rem 2.5rem 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--line-stone);
  flex-grow: 1;
}

.corner-mark {
  position: absolute;
  width: 12px;
  height: 12px;
  border-color: var(--line-raw);
  border-style: solid;
}

.cm-tl { top: 1rem; left: 1rem; border-width: 1px 0 0 1px; }
.cm-tr { top: 1rem; right: 1rem; border-width: 1px 1px 0 0; }
.cm-bl { bottom: 1rem; left: 1rem; border-width: 0 0 1px 1px; }
.cm-br { bottom: 1rem; right: 1rem; border-width: 0 1px 1px 0; }

.manifesto-seal-img {
  width: 100%;
  max-width: 380px;
  height: auto;
  display: block;
  filter: contrast(1.08);
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.emblem-frame:hover .manifesto-seal-img {
  transform: scale(1.02);
}

.emblem-caption {
  margin-top: 2rem;
  width: 100%;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--txt-dim);
  border-top: 1px solid var(--line-subtle);
  padding-top: 0.85rem;
}

.lineage-specs {
  display: flex;
  flex-direction: column;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.95rem 1.75rem;
  border-bottom: 1px solid var(--line-subtle);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

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

.spec-k {
  color: var(--txt-dim);
}

.spec-v {
  color: var(--txt-bone);
}

.manifesto-text-col {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.manifesto-block {
  padding: 2.5rem 3rem;
  border-bottom: 1px solid var(--line-stone);
}

.manifesto-block:last-child {
  border-bottom: none;
}

.block-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--txt-stone);
  margin-bottom: 1rem;
}

.manifesto-statement {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: 0.04em;
  color: var(--txt-white);
}

.manifesto-body {
  font-size: 1.08rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--txt-bone);
}

.manifesto-body strong {
  color: var(--txt-white);
  font-weight: 500;
  letter-spacing: 0.05em;
}

.manifesto-axiom {
  padding: 2.25rem 3rem;
  border-bottom: 1px solid var(--line-stone);
  background-color: var(--bg-stone);
  position: relative;
}

.manifesto-axiom::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background-color: var(--txt-white);
}

.axiom-inner {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.axiom-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--txt-stone);
}

.axiom-quote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--txt-white);
}

/* ============================================================================
   SECTION 02 // THE AWAKENING & MERIDIAN MATRIX
   ============================================================================ */

.awakening-proclamation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 1px solid var(--line-stone);
  background:
    radial-gradient(circle at 85% 50%, rgba(42, 42, 42, 0.22) 0%, transparent 65%),
    var(--bg-void);
}

.proc-left {
  padding: 3.5rem 3rem;
  border-right: 1px solid var(--line-stone);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.proc-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--txt-stone);
  margin-bottom: 1.25rem;
}

.proc-headline {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: 0.06em;
  color: var(--txt-bone);
  text-transform: uppercase;
}

.proc-right {
  padding: 3.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  min-width: 0;
}

.proc-route {
  font-size: 1.2rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--txt-bone);
}

.proc-route strong {
  color: var(--txt-white);
  font-weight: 500;
  border-bottom: 1px solid var(--line-raw);
  padding-bottom: 1px;
}

.proc-seal-line {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-stone);
}

.seal-dot {
  width: 8px;
  height: 8px;
  background-color: var(--txt-white);
}

.proc-final {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--txt-white);
  font-weight: 700;
}

.matrix-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 1.75rem;
  background-color: var(--bg-basalt);
  border-bottom: 1px solid var(--line-stone);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--txt-stone);
}

.coord-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.matrix-node {
  text-align: left;
  padding: 1.85rem 1.75rem;
  border-right: 1px solid var(--line-stone);
  border-bottom: 1px solid var(--line-stone);
  background-color: var(--bg-void);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  min-width: 0;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.matrix-node:nth-child(4n) {
  border-right: none;
}

.matrix-node:nth-child(n+5) {
  border-bottom: none;
}

.matrix-node:hover,
.matrix-node.is-selected {
  background-color: var(--bg-stone);
}

.matrix-node.is-selected {
  box-shadow: inset 0 0 0 1px var(--txt-white);
}

.node-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--txt-dim);
}

.matrix-node.is-selected .node-status {
  color: var(--txt-white);
}

.node-city {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--txt-white);
  margin-top: 0.25rem;
}

.node-coords {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--txt-bone);
}

.node-lineage {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--txt-stone);
  margin-top: 0.35rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--line-subtle);
}

/* ============================================================================
   SECTION 03 // SONIC IMPRINTS (CATALOG TABLE)
   ============================================================================ */

.archive-intro {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  padding: 2.5rem 2rem;
  border-bottom: 1px solid var(--line-stone);
}

.archive-desc {
  max-width: 680px;
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--txt-bone);
}

.archive-meta-badge {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--txt-stone);
  white-space: nowrap;
}

.catalog-table-wrap {
  width: 100%;
  overflow-x: clip;
}

.catalog-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.catalog-table th {
  padding: 1rem 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--txt-dim);
  background-color: var(--bg-basalt);
  border-bottom: 1px solid var(--line-stone);
  border-right: 1px solid var(--line-stone);
  font-weight: 400;
}

.catalog-table th:last-child {
  border-right: none;
}

.catalog-table td {
  padding: 1.5rem 1.75rem;
  border-bottom: 1px solid var(--line-stone);
  border-right: 1px solid var(--line-stone);
  vertical-align: middle;
}

.catalog-table tr:last-child td {
  border-bottom: none;
}

.catalog-table td:last-child {
  border-right: none;
}

.cat-row {
  transition: background-color 0.2s ease;
}

.cat-row:hover {
  background-color: var(--bg-stone);
}

.mono-cell {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--txt-bone);
  white-space: nowrap;
}

.title-cell {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.artifact-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--txt-white);
}

.artifact-sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--txt-stone);
}

.status-pill {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  border: 1px solid var(--line-raw);
  color: var(--txt-stone);
  background-color: var(--bg-void);
}

.status-imminent {
  border-color: var(--txt-white);
  color: var(--txt-white);
}

/* ============================================================================
   SECTION 04 // TRANSMISSION & FOOTER
   ============================================================================ */

.transmission-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
}

.trans-left {
  padding: 3.5rem 3rem;
  border-right: 1px solid var(--line-stone);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.trans-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.trans-desc {
  font-size: 1rem;
  font-weight: 300;
  color: var(--txt-bone);
  max-width: 560px;
  margin-bottom: 2.5rem;
}

.dispatch-form {
  max-width: 560px;
  width: 100%;
  min-width: 0;
}

.input-row {
  display: flex;
  border: 1px solid var(--line-raw);
  background-color: var(--bg-void);
}

.brutal-input {
  flex: 1;
  min-width: 0;
  width: 100%;
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--txt-white);
}

.brutal-input::placeholder {
  color: var(--txt-dim);
}

.brutal-input:not([type="range"]):user-invalid {
  box-shadow: inset 3px 0 0 #b83a3a;
}

.brutal-input:not([type="range"]):user-valid {
  box-shadow: inset 3px 0 0 var(--txt-white);
}

.input-row .btn-brutal {
  border: none;
  border-left: 1px solid var(--line-raw);
}

.form-feedback {
  margin-top: 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--txt-bone);
  min-height: 1.2rem;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.trans-right {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.channel-box {
  padding: 2rem 2.25rem;
  border-bottom: 1px solid var(--line-stone);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-width: 0;
}

.channel-box:last-child {
  border-bottom: none;
}

.channel-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--txt-stone);
}

.channel-val {
  font-size: 0.92rem;
  color: var(--txt-bone);
  font-weight: 300;
}

.channel-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--txt-white);
  margin-top: 0.35rem;
  display: inline-block;
  border-bottom: 1px solid transparent;
  align-self: flex-start;
  transition: border-color 0.2s ease;
}

.channel-link:hover {
  border-color: var(--txt-white);
}

.social-links-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.35rem;
}

.soc-link {
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line-stone);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--txt-bone);
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.soc-link:hover {
  border-color: var(--txt-white);
  color: var(--txt-white);
  background-color: var(--bg-stone);
}

/* Footer */
.site-footer {
  padding: 0 1.25rem 4rem;
  max-width: 100%;
  overflow-x: clip;
}

.footer-shell {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line-stone);
  background-color: var(--bg-basalt);
}

.footer-col {
  padding: 1.5rem 1.75rem;
  border-right: 1px solid var(--line-stone);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--txt-stone);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  min-width: 0;
}

.footer-col:last-child {
  border-right: none;
}

.footer-center {
  text-align: center;
  color: var(--txt-bone);
}

/* ============================================================================
   RESPONSIVE BREAKPOINTS
   ============================================================================ */

@media (max-width: 1240px) {
  .header-bar {
    padding: 0.7rem 1rem;
    gap: 0.5rem;
  }
  .brand-link {
    gap: 0.65rem;
  }
  .brand-name {
    font-size: 0.84rem;
    letter-spacing: 0.14em;
  }
  .brand-sub {
    font-size: 0.56rem;
    letter-spacing: 0.08em;
  }
  .nav-link {
    padding: 0.45rem 0.62rem;
    font-size: 0.67rem;
    letter-spacing: 0.08em;
    gap: 0.35rem;
  }
  .drone-btn {
    padding: 0.42rem 0.68rem;
    font-size: 0.64rem;
    letter-spacing: 0.1em;
    gap: 0.45rem;
  }
}

@media (max-width: 1080px) {
  .mobile-menu-btn {
    display: inline-flex;
  }
  .nav-wrap {
    position: absolute;
    top: calc(100% + 1px);
    left: -1px;
    right: -1px;
    background-color: rgba(0, 0, 0, 0.98);
    border: 1px solid var(--line-raw);
    display: none;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.9);
  }
  .nav-wrap.is-open {
    display: block;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    border-left: none;
  }
  .nav-item {
    border-right: none;
    border-bottom: 1px solid var(--line-stone);
  }
  .nav-item:last-child {
    border-bottom: none;
  }
  .nav-link {
    padding: 1rem 1.25rem;
    width: 100%;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
  }
  .catalog-table th,
  .catalog-table td {
    padding: 1.1rem 1rem;
  }
  .mono-cell {
    font-size: 0.72rem;
  }
}

@media (max-width: 1024px) {
  .sec-header-row {
    grid-template-columns: 180px 1fr;
  }
  .sec-coord-cell {
    grid-column: 1 / -1;
    border-left: none;
    border-top: 1px solid var(--line-stone);
    text-align: left;
    padding: 0.85rem 1.5rem;
  }
  .manifesto-grid,
  .awakening-proclamation,
  .transmission-grid {
    grid-template-columns: 1fr;
  }
  .manifesto-emblem-col,
  .proc-left,
  .trans-left {
    border-right: none;
    border-bottom: 1px solid var(--line-stone);
  }
  .coord-matrix {
    grid-template-columns: repeat(2, 1fr);
  }
  .matrix-node:nth-child(2n) {
    border-right: none;
  }
  .matrix-node:nth-child(n+5) {
    border-bottom: 1px solid var(--line-stone);
  }
  .matrix-node:nth-child(n+7) {
    border-bottom: none;
  }
}

@media (max-width: 920px) {
  .sec-header-row {
    grid-template-columns: 1fr;
  }
  .sec-idx-cell {
    border-right: none;
    border-bottom: 1px solid var(--line-stone);
    padding: 0.75rem 1.25rem;
  }
  .sec-title-cell {
    padding: 1.15rem 1.25rem;
  }
  .sec-coord-cell {
    padding: 0.75rem 1.25rem;
  }
  .hero-top-meta,
  .hero-bottom-bar,
  .footer-shell {
    grid-template-columns: 1fr;
  }
  .meta-cell,
  .bottom-cell,
  .footer-col {
    border-right: none;
    border-bottom: 1px solid var(--line-stone);
    text-align: left;
  }
  .meta-cell:last-child,
  .bottom-cell:last-child,
  .footer-col:last-child {
    border-bottom: none;
  }
  .archive-intro {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.75rem 1.25rem;
    gap: 1.25rem;
  }
  .archive-meta-badge {
    align-items: flex-start;
    white-space: normal;
  }
  .matrix-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
    padding: 0.85rem 1.25rem;
  }
  .emblem-caption {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.35rem;
  }
  /* Responsive zero-overflow stacked cards for catalog table */
  .catalog-table-wrap {
    overflow-x: visible;
  }
  .catalog-table,
  .catalog-table tbody,
  .catalog-table tr,
  .catalog-table td {
    display: block;
    width: 100%;
  }
  .catalog-table thead {
    display: none;
  }
  .catalog-table tr.cat-row {
    border-bottom: 1px solid var(--line-raw);
    padding: 0.35rem 0;
  }
  .catalog-table tr.cat-row:last-child {
    border-bottom: none;
  }
  .catalog-table td {
    border-right: none;
    border-bottom: 1px solid var(--line-subtle);
    padding: 0.75rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    white-space: normal;
    text-align: right;
  }
  .catalog-table td:last-child {
    border-bottom: none;
  }
  .catalog-table td::before {
    content: attr(data-label);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.14em;
    color: var(--txt-dim);
    text-align: left;
    flex-shrink: 0;
  }
  .catalog-table td.title-cell {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 0.3rem;
  }
}

@media (max-width: 560px) {
  .site-header,
  .sec-hero,
  .sec-block,
  .site-footer {
    padding-left: 0.65rem;
    padding-right: 0.65rem;
  }
  .header-bar,
  .header-bar.on-sticky {
    padding: 0.5rem 0.65rem;
    gap: 0.45rem;
  }
  .brand-link {
    gap: 0.45rem;
  }
  .brand-seal {
    width: 26px;
    height: 26px;
  }
  .brand-name {
    font-size: 0.74rem;
    letter-spacing: 0.1em;
  }
  .brand-sub {
    display: none;
  }
  .header-actions {
    gap: 0.4rem;
  }
  .drone-btn {
    padding: 0.36rem 0.5rem;
    font-size: 0.58rem;
    letter-spacing: 0.06em;
    gap: 0.35rem;
  }
  .mobile-menu-btn {
    width: 32px;
    height: 32px;
  }
  .hero-shell {
    padding-top: calc(var(--header-offset, 56px) + 0.75rem);
  }
  .meta-cell,
  .bottom-cell,
  .footer-col {
    padding: 0.75rem 1rem;
  }
  .hero-centerpiece {
    padding: 2.5rem 1rem;
  }
  .hero-kicker {
    font-size: 0.64rem;
    letter-spacing: 0.13em;
    gap: 0.5rem;
  }
  .kicker-line {
    width: 16px;
  }
  .hero-title {
    font-size: clamp(1.85rem, 8.2vw, 2.8rem);
    letter-spacing: 0.1em;
  }
  .hero-triad {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    padding: 0.55rem 0.75rem;
    gap: 0.45rem;
  }
  .hero-lead {
    font-size: 0.98rem;
    margin-bottom: 2rem;
  }
  .hero-cta-row {
    width: 100%;
    flex-direction: column;
    gap: 0.75rem;
  }
  .hero-cta-row .btn-brutal {
    width: 100%;
    justify-content: center;
  }
  .emblem-frame {
    padding: 2.25rem 1.25rem 1.5rem;
  }
  .manifesto-seal-img {
    max-width: 240px;
  }
  .spec-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    padding: 0.85rem 1.25rem;
  }
  .manifesto-block,
  .manifesto-axiom,
  .proc-left,
  .proc-right,
  .trans-left,
  .channel-box {
    padding: 1.75rem 1.25rem;
  }
  .coord-matrix {
    grid-template-columns: 1fr;
  }
  .matrix-node {
    padding: 1.4rem 1.25rem;
    border-right: none !important;
    border-bottom: 1px solid var(--line-stone) !important;
  }
  .matrix-node:last-child {
    border-bottom: none !important;
  }
  .input-row {
    flex-direction: column;
  }
  .input-row .btn-brutal {
    border-left: none;
    border-top: 1px solid var(--line-raw);
    justify-content: center;
  }
  .social-links-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    width: 100%;
  }
  .soc-link {
    text-align: center;
    padding: 0.55rem 0.5rem;
  }
  .hud-tl,
  .hud-tr {
    display: none;
  }
}

@media (max-width: 380px) {
  .header-bar,
  .header-bar.on-sticky {
    padding: 0.45rem 0.5rem;
    gap: 0.35rem;
  }
  .brand-link {
    gap: 0.35rem;
  }
  .brand-seal {
    width: 22px;
    height: 22px;
  }
  .brand-name {
    font-size: 0.66rem;
    letter-spacing: 0.06em;
  }
  .header-actions {
    gap: 0.3rem;
  }
  .drone-btn {
    padding: 0.32rem 0.42rem;
    font-size: 0.53rem;
    letter-spacing: 0.04em;
    gap: 0.28rem;
  }
  .mobile-menu-btn {
    width: 30px;
    height: 30px;
  }
}