:root {
  --color-void: #071411;
  --color-void-elevated: #0b1c17;
  --color-surface: #10251e;
  --color-surface-raised: #163129;
  --color-line: #315047;
  --color-text-primary: #dde9df;
  --color-text-secondary: #a9bdb0;
  --color-text-dim: #789287;
  --color-bio-signal: #b8f23d;
  --color-bio-signal-soft: #29451e;
  --color-warning: #e3b65a;
  --color-critical: #e47468;

  --font-heading: "Space Grotesk", Arial, sans-serif;
  --font-body: "Inter", Arial, sans-serif;

  --text-meta: 0.75rem;
  --text-label: 0.8125rem;
  --text-nav: 0.875rem;
  --text-body: 1rem;
  --text-lead: 1.125rem;
  --text-card-heading: 1.375rem;
  --text-section-heading: 1.75rem;
  --text-page-title: 2.5rem;
  --text-display: clamp(2.25rem, 6vw, 5.5rem);

  --line-height-tight: 1.1;
  --line-height-label: 1.25;
  --line-height-body: 1.6;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3rem;
  --space-9: 4rem;
  --space-10: 5rem;
  --space-11: 6rem;
  --space-12: 8rem;

  --container-max: 75rem;
  --container-padding: 1.5rem;

  --panel-padding: 1.5rem;
  --panel-padding-feature: 2rem;
  --panel-padding-compact: 1rem;

  --radius-none: 0;
  --radius-control: 2px;
  --radius-round: 50%;

  --shadow-elevation: 0 12px 32px rgba(0, 0, 0, 0.28);
  --clip-panel: polygon(
    0 0,
    calc(100% - 15px) 0,
    100% 15px,
    100% 100%,
    15px 100%,
    0 calc(100% - 15px)
  );

  --transition-fast: 120ms ease;
  --transition-base: 180ms ease;
}

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

html {
  min-width: 0;
  overflow-x: clip;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  min-width: 0;
  min-height: 100vh;
  margin: 0;
  overflow-x: clip;
  background: var(--color-void);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: var(--line-height-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main,
header,
footer,
section,
article,
aside,
nav,
form,
fieldset,
figure,
details,
summary,
table,
tbody,
thead,
tfoot,
tr,
td,
th,
div {
  min-width: 0;
}

img,
picture,
video,
canvas,
svg,
iframe {
  display: block;
  max-width: 100%;
}

img,
video {
  height: auto;
}

img {
  object-fit: cover;
}

svg {
  fill: currentColor;
}

a {
  color: var(--color-text-primary);
  overflow-wrap: anywhere;
  text-decoration-color: var(--color-bio-signal);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition:
    color var(--transition-fast),
    text-decoration-color var(--transition-fast);
}

a:hover,
a:active {
  color: var(--color-bio-signal);
}

button,
input,
select,
textarea {
  max-width: 100%;
  color: inherit;
  font: inherit;
}

button,
select {
  text-transform: none;
}

button {
  min-height: 44px;
  border: 0;
  border-radius: var(--radius-none);
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-control);
  background: var(--color-void-elevated);
  color: var(--color-text-primary);
  line-height: 1.4;
}

input,
select {
  min-height: 44px;
  padding: 0.625rem 0.75rem;
}

textarea {
  min-height: 8rem;
  padding: 0.75rem;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-text-dim);
  opacity: 1;
}

input[type="checkbox"],
input[type="radio"] {
  width: 1rem;
  min-height: 1rem;
  accent-color: var(--color-bio-signal);
}

select {
  appearance: auto;
}

fieldset {
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--color-line);
}

legend {
  padding: 0 var(--space-2);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
}

label {
  display: inline-block;
  margin-block-end: var(--space-2);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-label);
  font-weight: 600;
  line-height: var(--line-height-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

output {
  font-variant-numeric: tabular-nums;
}

hr {
  height: 1px;
  margin: var(--space-6) 0;
  border: 0;
  background: var(--color-line);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-block: 0 var(--space-4);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: var(--line-height-tight);
  overflow-wrap: anywhere;
  text-wrap: balance;
}

h1 {
  font-size: var(--text-page-title);
}

h2 {
  font-size: var(--text-section-heading);
}

h3 {
  font-size: var(--text-card-heading);
  font-weight: 600;
}

h4 {
  font-size: var(--text-lead);
  font-weight: 600;
}

h5,
h6 {
  font-size: var(--text-body);
  font-weight: 600;
}

p {
  margin-block: 0 var(--space-4);
  color: var(--color-text-primary);
  overflow-wrap: anywhere;
}

ul,
ol {
  margin-block: 0 var(--space-4);
  padding-inline-start: 1.25rem;
}

ul ul,
ul ol,
ol ul,
ol ol {
  margin-block: var(--space-2) 0;
}

li {
  overflow-wrap: anywhere;
}

blockquote {
  margin: 0 0 var(--space-5);
  padding: var(--space-4) 0 var(--space-4) var(--space-5);
  border-inline-start: 2px solid var(--color-bio-signal);
  color: var(--color-text-secondary);
}

blockquote > :last-child,
figure > :last-child,
figcaption > :last-child,
details > :last-child,
fieldset > :last-child {
  margin-block-end: 0;
}

figure {
  margin: 0 0 var(--space-5);
}

figcaption {
  margin-block-start: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--text-meta);
  line-height: var(--line-height-body);
}

small {
  font-size: var(--text-meta);
}

strong,
b {
  font-weight: 700;
}

em,
i {
  font-style: italic;
}

code,
kbd,
samp,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

code,
kbd,
samp {
  overflow-wrap: anywhere;
}

pre {
  max-width: 100%;
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  overflow: auto;
  border: 1px solid var(--color-line);
  background: var(--color-void-elevated);
  color: var(--color-text-primary);
  font-size: 0.875em;
}

table {
  width: 100%;
  margin-block: 0 var(--space-5);
  border-collapse: collapse;
  border-spacing: 0;
  color: var(--color-text-primary);
  font-variant-numeric: tabular-nums;
}

caption {
  margin-block-end: var(--space-3);
  color: var(--color-text-secondary);
  text-align: left;
}

th,
td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-line);
  overflow-wrap: anywhere;
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

:focus-visible {
  outline: 2px solid var(--color-bio-signal);
  outline-offset: 2px;
}

::selection {
  background: var(--color-bio-signal);
  color: var(--color-void);
}

.container {
  width: min(100% - (var(--container-padding) * 2), var(--container-max));
  margin-inline: auto;
}

.section {
  padding-block: clamp(3.5rem, 7vw, 7rem);
}

.stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: var(--stack-gap, var(--space-4));
}

.cluster {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--cluster-gap, var(--space-3));
}

.cluster > * {
  min-width: 0;
}

.panel {
  min-width: 0;
  padding: var(--panel-padding);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  clip-path: var(--clip-panel);
}

.panel--raised {
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-elevation);
}

.panel--feature {
  padding: var(--panel-padding-feature);
}

.panel--compact {
  padding: var(--panel-padding-compact);
}

.panel--active {
  border-color: var(--color-bio-signal);
}

.panel > :last-child,
.panel-content > :last-child,
.compact-group > :last-child {
  margin-block-end: 0;
}

.label,
.sensor-label,
.coordinate {
  color: var(--color-text-secondary);
  font-family: var(--font-heading);
  font-size: var(--text-label);
  font-weight: 600;
  line-height: var(--line-height-label);
  letter-spacing: 0.12em;
  overflow-wrap: anywhere;
  text-transform: uppercase;
}

.coordinate {
  color: var(--color-text-dim);
  font-size: var(--text-meta);
  font-variant-numeric: tabular-nums;
}

.muted {
  color: var(--color-text-secondary);
}

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

.display-title {
  font-size: var(--text-display);
  letter-spacing: -0.04em;
}

.page-title {
  font-size: clamp(2rem, 4vw, var(--text-page-title));
}

.lead {
  color: var(--color-text-secondary);
  font-size: var(--text-lead);
  line-height: 1.55;
}

.tabular {
  font-variant-numeric: tabular-nums;
}

.status {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-label);
  font-weight: 600;
  line-height: var(--line-height-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 0.5rem;
  height: 0.5rem;
  flex: 0 0 auto;
  border-radius: var(--radius-round);
  background: var(--color-bio-signal);
}

.status-dot--warning {
  background: var(--color-warning);
}

.status-dot--critical {
  background: var(--color-critical);
}

.status-dot--pulse {
  animation: sensor-pulse 2.4s ease-in-out infinite;
}

.signal-bar {
  position: relative;
  min-height: 0.5rem;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background-color: var(--color-void-elevated);
  background-image: repeating-linear-gradient(
    135deg,
    transparent 0,
    transparent 6px,
    rgba(184, 242, 61, 0.15) 6px,
    rgba(184, 242, 61, 0.15) 8px
  );
}

.signal-bar > span {
  display: block;
  width: var(--signal-value, 0%);
  min-width: 0;
  height: 100%;
  background: var(--color-bio-signal);
}

.lab-grid {
  background-image: radial-gradient(
    circle,
    rgba(221, 233, 223, 0.08) 1px,
    transparent 1px
  );
  background-position: 0 0;
  background-size: 24px 24px;
}

.button {
  display: inline-flex;
  min-width: 0;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-none);
  background: transparent;
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: var(--text-nav);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base);
}

.button:hover,
.button:active {
  color: var(--color-void);
}

.button--primary {
  border-color: var(--color-bio-signal);
  background: var(--color-bio-signal);
  color: var(--color-void);
}

.button--primary:hover,
.button--primary:active {
  border-color: var(--color-text-primary);
  background: var(--color-text-primary);
  color: var(--color-void);
}

.button--secondary {
  border-color: var(--color-line);
  background: var(--color-surface);
  color: var(--color-text-primary);
}

.button--secondary:hover,
.button--secondary:active {
  border-color: var(--color-bio-signal);
  background: var(--color-surface-raised);
  color: var(--color-bio-signal);
}

.button--warning {
  border-color: var(--color-warning);
  background: var(--color-warning);
  color: var(--color-void);
}

.button--critical {
  border-color: var(--color-critical);
  background: var(--color-critical);
  color: var(--color-void);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-3) var(--space-4);
  transform: translateY(-200%);
  border: 1px solid var(--color-bio-signal);
  background: var(--color-void);
  color: var(--color-bio-signal);
  font-family: var(--font-heading);
  font-weight: 600;
  transition: transform var(--transition-fast);
}

.skip-link:focus {
  transform: translateY(0);
}

.notice {
  margin-block-end: var(--space-5);
  padding: var(--space-4);
  border-inline-start: 2px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-text-secondary);
}

.notice--warning {
  border-color: var(--color-warning);
}

.notice--critical {
  border-color: var(--color-critical);
}

.notice--signal {
  border-color: var(--color-bio-signal);
}

.notice > :last-child {
  margin-block-end: 0;
}

details {
  margin-block-end: var(--space-3);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}

summary {
  display: flex;
  min-height: 44px;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4);
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  flex: 0 0 auto;
  color: var(--color-bio-signal);
  content: "+";
  font-size: 1.25rem;
  line-height: 1;
}

details[open] summary::after {
  content: "−";
}

details > :not(summary) {
  padding: 0 var(--space-4) var(--space-4);
}

@keyframes sensor-pulse {
  0%,
  100% {
    opacity: 0.45;
  }

  50% {
    opacity: 1;
  }
}

@media (max-width: 899px) {
  :root {
    --container-padding: 1rem;
    --panel-padding: 1rem;
    --panel-padding-feature: 1.5rem;
  }

  .section {
    padding-block: clamp(3.5rem, 9vw, 4.5rem);
  }
}

@media (max-width: 639px) {
  h1 {
    font-size: clamp(2rem, 10vw, 2.5rem);
  }

  h2 {
    font-size: clamp(1.5rem, 7vw, 1.75rem);
  }

  h3 {
    font-size: clamp(1.25rem, 6vw, 1.375rem);
  }

  .panel--feature {
    padding: var(--panel-padding);
  }

  th,
  td {
    padding: var(--space-3);
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    scroll-behavior: auto;
    transition-duration: 0.01ms;
  }

  .status-dot--pulse {
    animation: none;
    opacity: 1;
  }
}