:root {
  --bg: #020603;
  --bg-2: #04110a;
  --panel: rgba(3, 15, 8, 0.84);
  --panel-strong: rgba(5, 22, 12, 0.94);
  --line: rgba(111, 255, 165, 0.16);
  --line-strong: rgba(111, 255, 165, 0.34);
  --text: #dcffe6;
  --muted: #8bb899;
  --accent: #7dff9b;
  --accent-2: #c9ff75;
  --warn: #f0ff78;
  --danger: #ff866e;
  --hero-x: 0;
  --hero-y: 0;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top, rgba(125, 255, 155, 0.1), transparent 34%),
    linear-gradient(180deg, #010301 0%, var(--bg) 36%, var(--bg-2) 100%);
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
}

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

h1,
h2,
p,
ul {
  margin: 0;
}

.signal-field,
.grid-wash,
.scanline-wash {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.signal-field {
  z-index: 0;
  width: 100%;
  height: 100%;
}

.grid-wash {
  z-index: 1;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(111, 255, 165, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(111, 255, 165, 0.06) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 94%);
}

.scanline-wash {
  z-index: 2;
  background:
    linear-gradient(180deg, rgba(111, 255, 165, 0.03), transparent 18%, transparent 82%, rgba(111, 255, 165, 0.03)),
    repeating-linear-gradient(180deg, transparent 0, transparent 6px, rgba(111, 255, 165, 0.02) 7px, transparent 8px);
  mix-blend-mode: screen;
  opacity: 0.52;
}

.page-shell {
  position: relative;
  z-index: 3;
  width: min(1260px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 140px;
}

.section {
  margin-top: 40px;
  padding: 38px;
  border: 1px solid rgba(111, 255, 165, 0.11);
  border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(3, 13, 8, 0.88), rgba(1, 7, 4, 0.94)),
    radial-gradient(circle at top right, rgba(111, 255, 165, 0.08), transparent 30%);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  overflow: hidden;
  content-visibility: auto;
  contain-intrinsic-size: 900px;
}

.section::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.95fr);
  gap: 32px;
  align-items: stretch;
  min-height: calc(100vh - 72px);
  padding-block: 20px 10px;
}

.hero-copy,
.hero-board-shell,
.section-heading,
.panel-card,
.rail-card,
.rail-node,
.metric-card,
.board-panel,
.footer-band {
  position: relative;
  min-width: 0;
}

.eyebrow,
.metric-label,
.panel-label,
.board-badge,
.status-pill,
.status-chip {
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
}

.eyebrow,
.metric-label,
.panel-label {
  color: #9dffb9;
}

.hero-status-line,
.hero-actions,
.status-stack,
.status-stack-horizontal,
.board-rail,
.metrics-grid,
.panel-grid,
.panel-grid-wide,
.monitoring-layout,
.console-layout,
.evolution-layout {
  display: grid;
  gap: 14px;
}

.hero-status-line {
  grid-auto-flow: column;
  justify-content: start;
  margin-bottom: 24px;
}

.status-pill,
.status-chip,
.board-badge,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(6, 19, 11, 0.82);
  box-shadow: inset 0 0 0 1px rgba(111, 255, 165, 0.04);
}

.status-chip {
  max-width: 100%;
  white-space: normal;
  text-align: left;
  line-height: 1.5;
}

.status-chip-block {
  justify-content: flex-start;
  width: 100%;
  min-height: 0;
  padding: 12px 14px;
  border-radius: 16px;
}

.status-live {
  border-color: rgba(125, 255, 155, 0.35);
  color: var(--accent);
  text-shadow: 0 0 16px rgba(125, 255, 155, 0.3);
}

.hero-title {
  max-width: 9.2ch;
  font-size: clamp(3.4rem, 8vw, 7.4rem);
  line-height: 0.92;
  letter-spacing: -0.06em;
  position: relative;
  will-change: transform, text-shadow, filter;
}

.hero-title span {
  display: block;
  margin-top: 24px;
  max-width: 16ch;
  color: var(--muted);
  font-size: clamp(1.04rem, 2vw, 1.34rem);
  line-height: 1.65;
  letter-spacing: -0.02em;
}

.hero-copy-body,
.section-heading p:last-child,
.panel-copy,
.rail-copy,
.metric-note,
.footer-copy {
  color: var(--muted);
  line-height: 1.9;
}

.hero-copy-body {
  margin-top: 38px;
  max-width: 34rem;
  font-size: 1.08rem;
}

.hero-actions {
  grid-auto-flow: column;
  justify-content: start;
  margin-top: 38px;
}

.button {
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: 0 0 20px rgba(125, 255, 155, 0.14);
}

.button-primary {
  background: linear-gradient(135deg, #d9ffd8, #8dffae);
  color: #031108;
  font-weight: 700;
}

.button-secondary {
  background: rgba(4, 17, 9, 0.88);
}

.metrics-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 46px;
  align-items: stretch;
}

.metric-card,
.panel-card,
.rail-card,
.rail-node,
.board-panel {
  padding: 20px 22px;
  border: 1px solid rgba(111, 255, 165, 0.1);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(5, 20, 10, 0.76), rgba(3, 12, 6, 0.94));
}

.metric-card {
  min-height: 136px;
}

.metric-value {
  margin-top: 12px;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.05em;
}

.metric-note {
  margin-top: 14px;
  font-size: 0.9rem;
}

.hero-board-shell {
  perspective: 1400px;
}

.hero-board {
  height: 100%;
  min-height: 100%;
  padding: 22px;
  border: 1px solid rgba(125, 255, 155, 0.2);
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(3, 14, 7, 0.9), rgba(2, 8, 4, 0.96)),
    radial-gradient(circle at top right, rgba(125, 255, 155, 0.11), transparent 34%);
  transform: rotateX(calc(var(--hero-y) * 1deg)) rotateY(calc(var(--hero-x) * 1deg)) translateZ(0);
  transform-style: preserve-3d;
  transition: transform 180ms ease-out;
  will-change: transform, filter;
}

.board-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.board-header h2,
.section-heading h2 {
  margin-top: 10px;
  font-size: clamp(1.7rem, 3.2vw, 2.7rem);
  letter-spacing: -0.04em;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.board-panel-primary {
  border-color: rgba(125, 255, 155, 0.28);
}

.signal-list {
  margin-top: 14px;
  padding-left: 16px;
  color: var(--muted);
  line-height: 1.95;
}

.board-rail {
  grid-auto-flow: column;
  justify-content: space-between;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(111, 255, 165, 0.1);
  color: #9fffb9;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-heading {
  margin-bottom: 24px;
  max-width: 54rem;
}

.section-heading p:last-child {
  margin-top: 16px;
  max-width: 40rem;
}

.panel-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel-grid-wide {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.panel-card,
.board-panel,
.rail-card,
.rail-node {
  overflow: hidden;
}

.panel-card::after,
.board-panel::after,
.rail-card::after,
.rail-node::after,
.metric-card::after {
  content: "";
  position: absolute;
  inset: auto -10% 0 auto;
  width: 44%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(126, 200, 255, 0.8), transparent);
  opacity: 0.54;
}

.panel-copy {
  margin-top: 14px;
  max-width: 38rem;
}

.panel-card-danger {
  border-color: rgba(255, 134, 110, 0.34);
}

.console-layout,
.evolution-layout {
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  align-items: start;
}

.evolution-layout {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.monitoring-layout {
  gap: 18px;
}

.rail-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.rail-node {
  min-height: 112px;
  display: flex;
  align-items: end;
}

.rail-card {
  min-height: 100%;
}

.rail-copy {
  margin-top: 14px;
}

.rail-copy-muted {
  font-size: 0.95rem;
}

.status-stack {
  grid-auto-flow: row;
  margin-top: 18px;
  min-width: 0;
}

.status-stack-horizontal {
  grid-auto-flow: column;
  grid-template-columns: repeat(3, minmax(0, max-content));
  align-items: center;
}

.section-footer {
  padding: 18px 24px;
}

.footer-band {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.simulator-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.78fr) minmax(0, 1.22fr);
  gap: 24px;
}

.simulator-controls,
.sim-output-grid {
  display: grid;
  gap: 18px;
  align-items: start;
}

.control-group {
  min-height: 100%;
}

.toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.toggle-chip {
  appearance: none;
  border: 1px solid rgba(111, 255, 165, 0.14);
  background: rgba(4, 19, 10, 0.92);
  color: var(--text);
  border-radius: 999px;
  padding: 12px 16px;
  font: inherit;
  font-family: "IBM Plex Mono", monospace;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.toggle-chip:hover,
.toggle-chip:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(111, 255, 165, 0.32);
  box-shadow: 0 0 16px rgba(111, 255, 165, 0.12);
  outline: none;
}

.toggle-chip.is-selected,
.panel-card.is-selected {
  border-color: rgba(125, 255, 155, 0.36);
  box-shadow: 0 0 24px rgba(125, 255, 155, 0.12);
}

.sim-output-card {
  min-height: 170px;
}

.hero-title.is-shifting,
.hero-board.is-shifting {
  animation: signal-shift 240ms steps(2, end) 1;
}

.hero-title.is-shifting {
  text-shadow:
    -2px 0 rgba(201, 255, 117, 0.7),
    2px 0 rgba(125, 255, 155, 0.65),
    0 0 14px rgba(125, 255, 155, 0.22);
  filter: saturate(1.15);
}

.hero-board.is-shifting {
  box-shadow:
    0 0 0 1px rgba(125, 255, 155, 0.18),
    0 0 28px rgba(125, 255, 155, 0.12),
    0 22px 80px rgba(0, 0, 0, 0.42);
}

@keyframes signal-shift {
  0% {
    transform: translate3d(0, 0, 0) skewX(0deg);
    opacity: 1;
  }
  25% {
    transform: translate3d(-3px, 1px, 0) skewX(-2deg);
    opacity: 0.96;
  }
  50% {
    transform: translate3d(3px, -1px, 0) skewX(3deg);
    opacity: 1;
  }
  75% {
    transform: translate3d(-1px, 0, 0) skewX(-1deg);
    opacity: 0.98;
  }
  100% {
    transform: translate3d(0, 0, 0) skewX(0deg);
    opacity: 1;
  }
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 1080px) {
  .hero,
  .console-layout,
  .evolution-layout,
  .simulator-layout {
    grid-template-columns: 1fr;
  }

  .metrics-grid,
  .panel-grid-wide,
  .rail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .board-rail,
  .status-stack-horizontal,
  .hero-actions,
  .hero-status-line {
    grid-auto-flow: row;
    justify-content: start;
  }
}

@media (max-width: 920px) {
  .hero {
    min-height: auto;
    padding-block: 8px 0;
  }

  .metrics-grid,
  .panel-grid,
  .sim-output-grid,
  .rail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-title {
    max-width: 10.5ch;
    font-size: clamp(3rem, 9vw, 5.4rem);
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1120px);
    padding: 20px 0 84px;
  }

  .section {
    padding: 24px;
    margin-top: 18px;
    border-radius: 20px;
  }

  .metrics-grid,
  .panel-grid,
  .panel-grid-wide,
  .rail-grid,
  .sim-output-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    max-width: none;
    font-size: clamp(2.5rem, 14vw, 4.2rem);
  }

  .hero-copy-body,
  .section-heading p:last-child,
  .panel-copy {
    max-width: none;
  }

  .hero-actions .button,
  .toggle-chip {
    width: 100%;
  }

  .board-grid {
    grid-template-columns: 1fr;
  }

  .footer-band {
    flex-direction: column;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .hero-board {
    transform: none;
  }
}