/*
 * Shared look of the site: blocky panels, pixel headings, dark earth tones.
 * Plain CSS, no build step.
 */
:root {
  --dirt-900: #17120e;
  --dirt-800: #211a14;
  --dirt-700: #2e251d;
  --dirt-600: #3d3228;
  --dirt-500: #54452f;
  --edge-dark: #0c0907;
  --edge-light: #6b5a44;
  --stone-500: #6f6f6f;
  --stone-400: #8c8c8c;
  --stone-700: #3b3b3b;
  --grass-500: #5f9f35;
  --grass-600: #4a7d29;
  --grass-700: #35591d;
  --ice-400: #a5d6ee;
  --gold-400: #e3c14f;
  --red-500: #c0392f;
  --red-700: #7c221c;
  --text: #ece4d4;
  --text-muted: #b0a28b;
  --px: 4px;
  --font-pixel: 'Press Start 2P', 'Courier New', monospace;
  --font-body: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--text);
  font: 16px/1.55 var(--font-body);
  background-color: var(--dirt-900);
  /* Faint 32px block grid, like looking at a wall of dirt. */
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 2px, transparent 2px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 2px, transparent 2px);
  background-size: 32px 32px;
}

main {
  flex: 1;
  padding-block: 28px 48px;
}

.wrap {
  width: min(100% - 32px, 880px);
  margin-inline: auto;
}

/* --- header: a strip of grass on dirt --------------------------------------- */

.site-header {
  background: var(--dirt-600);
  border-top: calc(var(--px) * 2) solid var(--grass-500);
  border-bottom: var(--px) solid var(--edge-dark);
  box-shadow: inset 0 var(--px) 0 var(--grass-700);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 14px;
}

.brand {
  font: 13px/1.4 var(--font-pixel);
  color: var(--text);
  text-decoration: none;
  text-shadow: 2px 2px 0 var(--edge-dark);
}

.lang-switch {
  display: flex;
  gap: 6px;
}

/* --- typography -------------------------------------------------------------- */

h1,
h2,
h3 {
  font-family: var(--font-pixel);
  font-weight: 400;
  line-height: 1.5;
  text-shadow: 2px 2px 0 var(--edge-dark);
  text-wrap: balance;
}

h1 {
  font-size: clamp(16px, 4.2vw, 22px);
  margin: 0 0 24px;
}

h2 {
  font-size: 13px;
  margin: 0 0 16px;
  color: var(--ice-400);
}

h3 {
  font-size: 11px;
  margin: 20px 0 10px;
  color: var(--text-muted);
}

p {
  margin: 0 0 12px;
}

a {
  color: var(--ice-400);
}

code,
.mono {
  font-family: ui-monospace, 'Cascadia Mono', Consolas, monospace;
  font-size: 0.92em;
  overflow-wrap: anywhere;
}

code {
  padding: 1px 6px;
  background: var(--dirt-900);
  border: 1px solid var(--dirt-500);
}

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

/* --- panels: bevelled like an inventory window ------------------------------- */

.panel {
  margin-bottom: 20px;
  padding: 20px;
  background: var(--dirt-700);
  border: var(--px) solid var(--edge-dark);
  box-shadow:
    inset var(--px) var(--px) 0 rgba(255, 255, 255, 0.07),
    inset calc(var(--px) * -1) calc(var(--px) * -1) 0 rgba(0, 0, 0, 0.35);
}

.panel > :last-child {
  margin-bottom: 0;
}

/* --- buttons: stone, with the pressed look on click -------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 16px;
  font: 11px/1.4 var(--font-pixel);
  color: #fff;
  text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.55);
  background: var(--stone-500);
  border: var(--px) solid var(--edge-dark);
  border-radius: 0;
  box-shadow:
    inset var(--px) var(--px) 0 var(--stone-400),
    inset calc(var(--px) * -1) calc(var(--px) * -1) 0 var(--stone-700);
  cursor: pointer;
}

.btn:hover:not(:disabled) {
  filter: brightness(1.12);
}

.btn:active:not(:disabled) {
  box-shadow:
    inset var(--px) var(--px) 0 var(--stone-700),
    inset calc(var(--px) * -1) calc(var(--px) * -1) 0 var(--stone-400);
}

.btn:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--gold-400);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--grass-500);
  box-shadow:
    inset var(--px) var(--px) 0 #7fc14d,
    inset calc(var(--px) * -1) calc(var(--px) * -1) 0 var(--grass-700);
}

.btn-danger {
  background: var(--red-500);
  box-shadow:
    inset var(--px) var(--px) 0 #dd5c52,
    inset calc(var(--px) * -1) calc(var(--px) * -1) 0 var(--red-700);
}

.btn-small {
  min-height: 34px;
  padding: 6px 10px;
  font-size: 10px;
}

.btn[aria-pressed='true'] {
  background: var(--grass-600);
  box-shadow:
    inset var(--px) var(--px) 0 var(--grass-700),
    inset calc(var(--px) * -1) calc(var(--px) * -1) 0 #7fc14d;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

/* --- forms ------------------------------------------------------------------- */

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

input[type='text'],
input[type='password'],
input[type='file'] {
  width: 100%;
  max-width: 420px;
  min-height: 44px;
  padding: 8px 12px;
  font: inherit;
  color: var(--text);
  background: var(--dirt-900);
  border: var(--px) solid var(--edge-dark);
  border-radius: 0;
  box-shadow: inset var(--px) var(--px) 0 rgba(0, 0, 0, 0.5);
}

input[type='file'] {
  padding: 6px;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 14px;
  font-weight: 400;
}

.check input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--grass-500);
}

/* --- messages ---------------------------------------------------------------- */

.msg {
  margin: 16px 0 0;
  padding: 12px 14px;
  border-left: calc(var(--px) * 2) solid var(--stone-400);
  background: var(--dirt-800);
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.msg-ok {
  border-color: var(--grass-500);
}

.msg-warn {
  border-color: var(--gold-400);
}

.msg-error {
  border-color: var(--red-500);
}

/* --- key/value lists and tables ---------------------------------------------- */

.facts {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 8px 20px;
  margin: 0;
}

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

.facts dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  font: 10px/1.6 var(--font-pixel);
  color: var(--dirt-900);
  background: var(--gold-400);
}

details {
  margin-top: 10px;
}

summary {
  cursor: pointer;
  color: var(--ice-400);
}

.file-list {
  max-height: 220px;
  margin: 8px 0 0;
  padding: 10px 10px 10px 28px;
  overflow: auto;
  background: var(--dirt-900);
  border: 1px solid var(--dirt-500);
}

.table-scroll {
  overflow-x: auto;
}

.items {
  width: 100%;
  border-collapse: collapse;
}

.items th,
.items td {
  padding: 8px 10px;
  text-align: left;
  border-bottom: 2px solid var(--dirt-600);
}

.items th {
  color: var(--text-muted);
  font-weight: 600;
}

.items .num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

a.btn {
  text-decoration: none;
}

.history {
  margin: 0;
  padding: 0;
  list-style: none;
}

.history li {
  padding: 10px 0;
  border-top: 2px solid var(--dirt-600);
}

.history li:first-child {
  padding-top: 0;
  border-top: 0;
}

/* --- footer ------------------------------------------------------------------ */

.site-footer {
  padding-block: 18px;
  font-size: 13px;
  color: var(--text-muted);
  background: var(--dirt-800);
  border-top: var(--px) solid var(--edge-dark);
}

.site-footer p {
  margin: 0;
}

[hidden] {
  display: none !important;
}

@media (max-width: 520px) {
  .panel {
    padding: 16px;
  }

  .facts {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .facts dd {
    margin-bottom: 10px;
  }

  .actions .btn {
    flex: 1 1 100%;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .btn {
    transition: filter 0.1s;
  }
}