:root {
  --font-mono: "Share Tech Mono", "Courier New", monospace;
  --color-primary: #5abf00;
  --color-bright: #a8ff40;
  --color-brighter: #d4ff80;
  --color-brightest: #c4ff00;
  --color-red: #ff4040;
  --color-dark: #0a0a00;
  --color-border: #4a7a00;
  --color-border-dark: #2a4a00;
  --color-border-bright: #7dff40;
  --color-border-medium: #8abf00;
  --shadow-text: 0 0 5px rgba(90, 191, 0, 0.3);
  --shadow-text-bright: 0 0 6px rgba(140, 255, 60, 0.4);
  --shadow-text-h1:
    0 0 10px rgba(140, 255, 60, 0.55), 0 0 22px rgba(140, 255, 60, 0.2);
  --shadow-glow-light: 0 0 6px rgba(140, 255, 60, 0.6);
  --shadow-glow-optimum: 0 0 6px rgba(140, 255, 60, 0.5);
  --shadow-glow-suboptimum: 0 0 6px rgba(196, 255, 0, 0.5);
  --shadow-glow-bad: 0 0 6px rgba(255, 64, 64, 0.5);
  --shadow-input-text: 0 0 4px rgba(120, 255, 60, 0.3);
  --shadow-button-inset-rest:
    inset 0 0 8px rgba(100, 200, 0, 0.05), 0 0 6px rgba(100, 200, 0, 0.1);
  --shadow-button-inset-hover:
    inset 0 0 12px rgba(100, 200, 0, 0.1), 0 0 10px rgba(100, 200, 0, 0.2);
  --color-placeholder: #315b00;
  --color-bg-button-hover: rgba(100, 200, 0, 0.08);
}

* {
  font-family: var(--font-mono);
  color: var(--color-primary);
  text-shadow: var(--shadow-text);
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  line-height: 1.85;
}

/* scanlines */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(0, 0, 0, 0.18) 2px,
    rgba(0, 0, 0, 0.18) 4px
  );

  animation: scanline 2s linear infinite;
}

/* vignette */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(
    ellipse at center,
    transparent 55%,
    rgba(0, 0, 0, 0.65) 100%
  );
}

nav {
  border-bottom: 1px solid #2a4a00;
  padding: 0.5rem;
  margin-bottom: 1rem;
  width: 100%;
  display: flex;
  justify-content: center;
  position: fixed;
  top: 0;
  left: 0;
  background-color: var(--color-dark);
  z-index: 1000;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

nav a {
  text-transform: uppercase;
  font-size: 0.8rem;
  border-bottom: none;
}

nav a:hover {
  color: var(--color-brighter);
  text-shadow: var(--shadow-text-bright);
  text-decoration: underline;
}

h1 {
  font: 2rem;
  color: var(--color-bright);
  text-shadow: var(--shadow-text-h1);
  animation: flicker 8s infinite;
}

body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: var(--color-dark);
  padding: 2rem 0;
  margin-top: 3rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

fieldset {
  padding: 0.5rem;
  padding-top: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border: 1px solid var(--color-border);
}

legend {
  font: 0.6rem;
  text-transform: uppercase;
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
}

a {
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
}

a:hover {
  border-color: var(--color-border-medium);
  color: var(--color-brighter);
}

button {
  background-color: transparent;
  border: 1px solid var(--color-border);
  padding: 1.25rem 0.5rem;
  font: 0.6rem;
  text-transform: uppercase;
  cursor: pointer;
  font-family: var(--font-mono);
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
  box-shadow: var(--shadow-button-inset-rest);
}

button::before {
  content: "▶\00a0";
  font: 0.7rem;
  color: var(--color-border);
}

button:hover {
  box-shadow: var(--shadow-button-inset-hover);
  background: var(--color-bg-button-hover);
  border-color: var(--color-border-bright);
}

button[type="reset"]::before {
  content: "↺\00a0";
}

.actions {
  display: flex;
  gap: 0.5rem;
}

.actions button {
  flex: 1;
}

input,
textarea {
  background-color: transparent;
  border: none;
  border-bottom: 1px solid var(--color-border-dark);
  padding: 0.24rem 0;
  font: 0.6rem;
  outline: none;
  font-family: var(--font-mono);
  color: var(--color-border-bright);
  caret-color: var(--color-bright);
  text-shadow: var(--shadow-input-text);
  width: 100%;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-border-bright);
}

input::placeholder,
textarea::placeholder {
  color: var(--color-placeholder);
}

textarea {
  border: 1px solid var(--color-border-dark);
  padding: 0.5rem;
  resize: vertical;
}

select {
  border: 1px solid var(--color-border);
  padding: 0.25rem;
  background-color: transparent;
}

select option {
  background-color: var(--color-dark);
}

/* checkboxes & radios */
input[type="checkbox"],
input[type="radio"] {
  background-color: transparent;
  border: 1px solid var(--color-border-bright);
  accent-color: var(--color-bright);
  width: auto;
  cursor: pointer;
}

.field label:has(input[type="radio"]),
.field label:has(input[type="checkbox"]) {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield;
}

/* range slider */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  height: 2px;
  background: var(--color-border-dark);
  border: none;
  padding: 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 10px;
  height: 10px;
  background: var(--color-bright);
  box-shadow: var(--shadow-glow-light);
  cursor: pointer;
  border-radius: 0;
}

input[type="range"]::-moz-range-thumb {
  width: 10px;
  height: 10px;
  background: var(--color-bright);
  box-shadow: var(--shadow-glow-light);
  cursor: pointer;
  border: none;
  border-radius: 0;
}

/* color swatch */
input[type="color"] {
  border: 1px solid var(--color-border);
  padding: 0.15rem;
  height: 1.6rem;
  width: 3rem;
  cursor: pointer;
}

/* file input */
input[type="file"] {
  border: 1px dashed var(--color-border);
  padding: 0.4rem;
  font-size: 0.7rem;
}

input[type="file"]::file-selector-button {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-bright);
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.7rem;
  padding: 0.3rem 0.5rem;
  margin-right: 0.5rem;
  cursor: pointer;
}

input[type="file"]::file-selector-button:hover {
  background: var(--color-bg-button-hover);
  border-color: var(--color-border-bright);
}

/* datalist-backed input keeps default text styling, no change needed */

meter {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 0.6rem;
  border: 1px solid var(--color-border);
  background: transparent;
}

meter::-webkit-meter-bar {
  background: transparent;
  border: none;
}

meter::-webkit-meter-optimum-value {
  background: var(--color-bright);
  box-shadow: var(--shadow-glow-optimum);
}

meter::-webkit-meter-suboptimum-value {
  background: var(--color-brightest);
  box-shadow: var(--shadow-glow-suboptimum);
}

meter::-webkit-meter-even-less-good-value {
  background: var(--color-red);
  box-shadow: var(--shadow-glow-bad);
}

/* Firefox: color applied via pseudo-class on the meter itself */
meter:-moz-meter-optimum::-moz-meter-bar {
  background: var(--color-bright);
  box-shadow: var(--shadow-glow-optimum);
}

meter:-moz-meter-sub-optimum::-moz-meter-bar {
  background: var(--color-brightest);
  box-shadow: var(--shadow-glow-suboptimum);
}

meter:-moz-meter-sub-sub-optimum::-moz-meter-bar {
  background: var(--color-red);
  box-shadow: var(--shadow-glow-bad);
}

/* output element */
output {
  font-size: 0.6rem;
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
}

/* details/summary */
details {
  border: 1px solid var(--color-border-dark);
  padding: 0.4rem 0.5rem;
  font-size: 0.6rem;
}

summary {
  cursor: pointer;
  color: var(--color-bright);
  text-transform: uppercase;
  text-shadow: var(--shadow-text-bright);
}

summary:hover {
  color: var(--color-brighter);
}

details p {
  margin-top: 0.5rem;
  font-size: 0.6rem;
  line-height: 1.6;
}

.container {
  min-width: 400px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

/* ── Profile header ─────────────────────────────────────── */

.profile {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}

figcaption {
  font-size: 0.55rem;
  text-transform: uppercase;
  color: var(--color-border);
  text-shadow: none;
}

img {
  border: 1px solid var(--color-border);
  padding: 0.25rem;
  box-shadow:
    0 0 8px rgba(90, 191, 0, 0.2),
    0 0 20px rgba(90, 191, 0, 0.07);
  display: block;
}

.profile-info {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.profile-info h2 {
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

/* ── Shared section headings ────────────────────────────── */

section > h2,
aside > h2 {
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
  text-transform: uppercase;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  letter-spacing: 0.1em;
}

/* ── HR divider ─────────────────────────────────────────── */

hr {
  border: none;
  border-top: 1px solid var(--color-border-dark);
  margin: 1rem 0;
}

/* ── Table ──────────────────────────────────────────────── */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.7rem;
}

th,
td {
  border: 1px solid var(--color-border-dark);
  padding: 0.3rem 0.5rem;
  text-align: left;
}

thead th {
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-color: var(--color-border);
}

tfoot td {
  color: var(--color-border);
  text-shadow: none;
  font-size: 0.7rem;
  border-color: var(--color-border-dark);
}

tbody tr:hover {
  background: rgba(90, 191, 0, 0.04);
}

/* ── Badges ─────────────────────────────────────────────── */

.badge {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.1rem 0.35rem;
  border: 1px solid;
}

.badge--ok {
  color: var(--color-bright);
  border-color: var(--color-border);
  text-shadow: var(--shadow-glow-optimum);
}

.badge--warn {
  color: var(--color-brightest);
  border-color: #6a7a00;
  text-shadow: var(--shadow-glow-suboptimum);
}

.badge--crit {
  color: var(--color-red);
  border-color: #7a2000;
  text-shadow: var(--shadow-glow-bad);
  animation: flicker 3s infinite;
}

/* ── Mission log ────────────────────────────────────────── */

ol {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0;
}

article {
  border: 1px solid var(--color-border-dark);
  padding: 0.5rem;
}

article header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--color-border-dark);
  margin-bottom: 0.4rem;
  padding-bottom: 0.2rem;
}

article header h3 {
  font-size: 0.7rem;
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
  text-transform: uppercase;
}

article header p {
  font-size: 0.6rem;
  color: var(--color-border);
  text-shadow: none;
}

article > p {
  font-size: 0.7rem;
  line-height: 1.6;
}

article footer {
  margin-top: 0.5rem;
}

mark {
  background: rgba(168, 255, 64, 0.15);
  color: var(--color-bright);
  text-shadow: var(--shadow-glow-optimum);
  padding: 0 0.2rem;
}

del {
  color: var(--color-border);
  text-shadow: none;
  text-decoration-color: var(--color-border);
}

ins {
  color: var(--color-red);
  text-shadow: var(--shadow-glow-bad);
  text-decoration: none;
}

ins::before {
  content: "→ ";
  opacity: 0.6;
}

/* ── Definition list ────────────────────────────────────── */

dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.15rem 1rem;
  font-size: 0.7rem;
}

dt {
  color: var(--color-border-medium);
  text-shadow: none;
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  align-self: center;
}

dd {
  color: var(--color-primary);
}

dd meter {
  margin-top: 0.3rem;
}

/* ── Aside / blockquote ─────────────────────────────────── */

aside {
  border: 1px solid var(--color-border);
  padding: 0.5rem;
  box-shadow:
    inset 0 0 12px rgba(90, 191, 0, 0.04),
    0 0 8px rgba(90, 191, 0, 0.08);
}

blockquote {
  border-left: 2px solid var(--color-border);
  padding-left: 0.75rem;
}

blockquote p {
  font-size: 0.7rem;
  line-height: 1.6;
}

blockquote footer {
  margin-top: 0.35rem;
  font-size: 0.7rem;
  color: var(--color-border);
  text-shadow: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Inline semantics ───────────────────────────────────── */

strong {
  color: var(--color-bright);
  text-shadow: var(--shadow-text-bright);
}

em {
  color: var(--color-primary);
  font-style: normal;
  opacity: 0.75;
}

small {
  font-size: 0.7rem;
  color: var(--color-border);
  text-shadow: none;
  display: block;
  margin-top: 0.5rem;
  line-height: 1.5;
}

abbr {
  text-decoration: underline dotted var(--color-border);
  cursor: help;
}

code {
  color: var(--color-brightest);
  text-shadow: var(--shadow-glow-suboptimum);
  font-size: 0.7rem;
}

time {
  color: var(--color-border-medium);
  text-shadow: none;
  font-size: 0.7rem;
}

sup,
sub {
  font-size: 0.7rem;
  color: var(--color-border-medium);
  text-shadow: none;
}

/* ── Section spacing ────────────────────────────────────── */

section,
aside {
  margin-bottom: 0.25rem;
}

@keyframes flicker {
  0%,
  95%,
  100% {
    opacity: 1;
  }
  96% {
    opacity: 0.85;
  }
  97% {
    opacity: 1;
  }
  98% {
    opacity: 0.9;
  }
  99% {
    opacity: 1;
  }
}

@keyframes scanline {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 0 -10px;
  }
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}