:root {
  color-scheme: dark;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  color: #f2f7fb;
  background: #06111b;
  --cyan: #63e6e2;
  --muted: #9cb2c0;
  --amber: #f7c968;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background:
    radial-gradient(ellipse at 35% 0, #17384a, transparent 55%),
    linear-gradient(#081521, #03090f);
  min-height: 100vh;
}
button {
  font: inherit;
  cursor: pointer;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}
[hidden] {
  display: none !important;
}
.app {
  width: min(1600px, calc(100% - 36px));
  margin: auto;
  height: 100dvh;
  min-height: 700px;
  padding: 14px 0 10px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto auto;
  gap: 10px;
}
header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
}
.eyebrow {
  font-size: 9px;
  letter-spacing: 0.23em;
  color: var(--muted);
  font-weight: 800;
  margin: 0 0 7px;
}
.brand-logo {
  display: block;
  position: relative;
  width: 135px;
  height: 60px;
  overflow: hidden;
}
.brand-logo img {
  position: absolute;
  width: 174px;
  height: auto;
  left: -21px;
  top: -11px;
  filter: invert(1);
  mix-blend-mode: screen;
}
.title-block {
  text-align: center;
}
.title {
  font-size: 42px;
  font-weight: 950;
  letter-spacing: -0.075em;
  line-height: 1;
}
.title span {
  color: var(--cyan);
}
.subtitle {
  font-size: 7px;
  letter-spacing: 0.34em;
  color: #7294a7;
  margin-top: 8px;
}
.scoreboard {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.scoreboard > div {
  padding: 10px 15px;
  text-align: center;
  border: 1px solid #203747;
  border-radius: 10px;
  background: linear-gradient(#102838, #091824);
  min-width: 82px;
}
.scoreboard span {
  display: block;
  font-size: 8px;
  color: var(--muted);
  letter-spacing: 0.17em;
  font-weight: 800;
}
.scoreboard strong {
  font-size: 26px;
  font-variant-numeric: tabular-nums;
}
.scoreboard > div:last-child strong {
  color: var(--amber);
}
.game-shell {
  position: relative;
  isolation: isolate;
  border: 1px solid #284354;
  border-radius: 15px;
  overflow: hidden;
  background: #10242a;
  min-height: 0;
  box-shadow: 0 20px 80px #0006;
}
#game {
  display: block;
  width: 100%;
  height: 100%;
  outline: none;
}
#game:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -3px;
}
.vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 42%, transparent 40%, #03101866);
}
.mission-pill {
  position: absolute;
  top: 22px;
  left: 24px;
  display: flex;
  gap: 10px;
  align-items: center;
  border: 1px solid #ffffff1c;
  background: #071522bc;
  padding: 11px 15px;
  border-radius: 30px;
  font-size: 9px;
  letter-spacing: 0.15em;
  color: #dcf2ec;
}
.mission-pill i,
.toolbar i {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 12px #63e6e266;
}
.location {
  position: absolute;
  right: 24px;
  top: 25px;
  text-align: right;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: #f6e8ce;
  text-shadow: 0 1px 5px #000;
}
.location small {
  display: block;
  margin-top: 6px;
  font-size: 7px;
  color: #acc1c3;
}
.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  padding: 65px 5%;
  background: linear-gradient(
    90deg,
    #04131af2 0%,
    #04131ade 30%,
    #04131a80 54%,
    transparent 77%
  );
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-color: #426372 #0a1d28;
}
.card {
  width: 490px;
  max-width: 100%;
  padding: 14px 0;
  margin-block: auto;
  flex-shrink: 0;
}
.card > .eyebrow {
  color: var(--cyan);
  font-size: 9px;
}
.card h1 {
  font-size: clamp(36px, 4vw, 64px);
  line-height: 1.02;
  letter-spacing: -0.065em;
  margin: 20px 0;
}
.card h1 span {
  color: var(--cyan);
}
.intro {
  font-size: 13px;
  line-height: 1.8;
  color: #b2c4ce;
  max-width: 420px;
}
.briefing {
  display: flex;
  gap: 36px;
  border-top: 1px solid #7798a52a;
  border-bottom: 1px solid #7798a52a;
  margin: 21px 0;
  padding: 15px 0;
}
.briefing strong {
  display: block;
  font-size: 24px;
  color: #f0d6a7;
  font-weight: 500;
}
.briefing span {
  font-size: 9px;
  color: #8aa4b4;
}
.controls-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
}
.controls-grid > div {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px 9px;
}
.controls-grid > div > span {
  font-size: 10px;
  color: #c1d2dc;
}
.control-keys {
  display: flex;
  align-items: center;
  gap: 5px;
}
.control-keys span {
  font-size: 9px;
  color: var(--muted);
}
kbd {
  display: inline-block;
  font-family: inherit;
  font-size: 9px;
  border: 1px solid #43606e;
  padding: 3px 5px;
  border-radius: 4px;
  color: #d2e4ec;
  background: #14304088;
  white-space: nowrap;
  box-shadow: 0 2px 0 #020c1480;
}
.hint {
  font-size: 11px;
  line-height: 1.6;
  color: #adc1ce;
  margin: 18px 0;
  padding-left: 16px;
}
.hint li + li {
  margin-top: 6px;
}
.hint li::marker {
  color: #63e6e280;
}
.hint b {
  color: #e2eee9;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.actions button {
  border: 0;
  border-radius: 7px;
  background: var(--cyan);
  color: #073332;
  padding: 14px 25px;
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 3px 24px #63e6e215;
}
.actions button:hover:enabled {
  filter: brightness(1.1);
}
.actions button:disabled {
  opacity: 0.5;
  cursor: wait;
}
.actions .secondary {
  background: #183543;
  color: #d1edf1;
  border: 1px solid #365461;
}
#load-status {
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 0;
}
.hud {
  position: absolute;
  left: 24px;
  bottom: 25px;
  display: flex;
  gap: 15px;
  align-items: stretch;
}
.energy,
.pouches {
  border: 1px solid #adc6bc2b;
  border-radius: 10px;
  background: #071522cf;
  padding: 13px 16px;
  min-width: 150px;
}
.energy > div:first-child {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  font-size: 8px;
  letter-spacing: 0.1em;
}
.energy strong {
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}
.meter {
  height: 6px;
  background: #38505a;
  margin-top: 15px;
  border-radius: 4px;
  overflow: hidden;
}
.meter i {
  display: block;
  height: 100%;
  background: var(--cyan);
  width: 100%;
  transition: width 0.1s;
}
.pouches > span {
  font-size: 8px;
  letter-spacing: 0.1em;
}
.pouches > div {
  color: var(--amber);
  letter-spacing: 5px;
  font-size: 20px;
  line-height: 1.5;
}
.pouches small {
  display: block;
  font-size: 9px;
  color: #b2c8d2;
}
.map-wrap {
  position: absolute;
  right: 24px;
  bottom: 25px;
  background: #071522ce;
  border: 1px solid #adc6bc2b;
  border-radius: 10px;
  padding: 12px;
  pointer-events: none;
}
.map-wrap > span {
  display: block;
  font-size: 8px;
  letter-spacing: 0.14em;
  color: #aac0cd;
}
.map-wrap canvas {
  display: block;
  width: 160px;
  height: 132px;
}
.map-wrap small {
  font-size: 8px;
  color: #a8c5cd;
}
.interaction {
  position: absolute;
  bottom: 35px;
  left: 50%;
  transform: translateX(-50%);
  background: #071522e8;
  border: 1px solid #63e6e260;
  border-radius: 8px;
  padding: 12px 18px;
  color: #e6f6e9;
  font-size: 12px;
  text-align: center;
  max-width: 350px;
}
.toast {
  position: absolute;
  left: 50%;
  top: 75px;
  transform: translate(-50%, -8px);
  opacity: 0;
  transition:
    opacity 0.2s,
    transform 0.2s;
  font-size: 13px;
  font-weight: 700;
  color: #082e2a;
  background: #9de8c7;
  border-radius: 30px;
  padding: 11px 22px;
  pointer-events: none;
  max-width: calc(100% - 32px);
  text-align: center;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #809dad;
  font-size: 10px;
}
.toolbar > span {
  display: flex;
  gap: 9px;
  align-items: center;
}
.toolbar > div {
  display: flex;
  gap: 10px;
}
.text-button {
  border: 1px solid #233e4f;
  border-radius: 6px;
  background: #0b1c28;
  color: #a9c1ce;
  font-size: 10px;
  padding: 7px 12px;
}
.text-button:hover {
  background: #173342;
  border-color: #426675;
  color: #e4f4f5;
}
.bottom {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 15px;
  font-size: 10px;
  color: #9cb2c0;
}
.bottom p {
  margin: 0;
}
.bottom kbd {
  font-size: 8px;
}
.control-reference {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px 13px;
}
.control-reference > span {
  white-space: nowrap;
}
.bottom details {
  flex-shrink: 0;
}
.bottom summary {
  cursor: pointer;
  padding: 4px 0;
}
.bottom summary span {
  color: #91a8b6;
}
.bottom ol {
  max-height: 100px;
  overflow: auto;
  line-height: 1.9;
  padding-left: 20px;
}
#storage-status {
  font-size: 9px;
}
.game-shell:fullscreen {
  border-radius: 0;
  width: 100vw;
  height: 100vh;
}
.game-shell:fullscreen .card {
  width: 510px;
}
@media (max-height: 820px) and (min-width: 801px) {
  .card h1 {
    font-size: 44px;
    margin: 12px 0;
  }
  .overlay {
    padding-top: 60px;
    padding-bottom: 20px;
  }
  .briefing {
    margin: 12px 0;
    padding: 9px 0;
  }
  .intro {
    line-height: 1.6;
  }
  .hint {
    margin: 12px 0;
  }
  .controls-grid {
    gap: 8px;
  }
  .card {
    width: 460px;
  }
}
@media (max-width: 800px) {
  .app {
    width: calc(100% - 16px);
    min-height: 830px;
  }
  header {
    grid-template-columns: 1fr auto;
    gap: 10px;
  }
  .title-block {
    display: none;
  }
  .scoreboard > div {
    min-width: 65px;
    padding: 8px;
  }
  .scoreboard strong {
    font-size: 22px;
  }
  .overlay {
    padding: 65px 22px 25px;
    background: #04131acc;
    align-items: flex-start;
  }
  .card h1 {
    font-size: 45px;
  }
  .mission-pill {
    left: 14px;
    top: 15px;
    font-size: 8px;
  }
  .location {
    display: none;
  }
  .bottom {
    display: block;
  }
  .bottom > p {
    margin-top: 8px;
    line-height: 1.8;
    justify-content: flex-start;
  }
  .map-wrap {
    right: 12px;
    bottom: 120px;
    padding: 8px;
  }
  .map-wrap canvas {
    width: 120px;
    height: 99px;
  }
  .hud {
    left: 12px;
    bottom: 15px;
    gap: 8px;
  }
  .energy,
  .pouches {
    min-width: 130px;
    padding: 10px;
  }
  .interaction {
    bottom: 125px;
    left: 15px;
    transform: none;
    max-width: calc(100% - 170px);
  }
  .toolbar {
    gap: 10px;
  }
  .toolbar > span {
    font-size: 9px;
  }
  .briefing {
    gap: 25px;
  }
  .controls-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 480px) {
  .app {
    min-width: 300px;
  }
  header > div:first-child > .eyebrow {
    font-size: 7px;
    letter-spacing: 0.12em;
  }
  .brand-logo {
    width: 105px;
    height: 49px;
  }
  .brand-logo img {
    width: 140px;
    left: -17px;
    top: -9px;
  }
  .scoreboard {
    gap: 5px;
  }
  .scoreboard > div {
    min-width: 52px;
    padding: 8px 5px;
  }
  .scoreboard strong {
    font-size: 20px;
  }
  .overlay {
    padding-inline: 16px;
  }
  .controls-grid > div {
    align-content: start;
  }
  .controls-grid > div > span {
    flex-basis: 100%;
  }
  .toolbar {
    flex-wrap: wrap;
  }
  .toolbar > div {
    margin-left: auto;
  }
}
@media (prefers-reduced-motion: reduce) {
  .meter i,
  .toast {
    transition: none;
  }
}

/* Shared collection navigation inside the game menu. */
.card .games-navigation { margin-top: 18px; border-top: 1px solid #ffffff20; padding-top: 15px; }
.card .games-navigation a { display: flex; align-items: center; justify-content: center; min-height: 44px; border: 1px solid #ffffff30; border-radius: 8px; color: #eef5ed; background: #ffffff08; text-decoration: none; font-size: 13px; font-weight: 600; }
.card .games-navigation a:hover { background: #ffffff16; border-color: #ffffff60; }
.card .menu-credit { margin-top: 14px; color: #aab9bc; text-align: center; font-size: 10px; line-height: 1.6; }
.card .menu-credit a { color: #d6e1df; text-underline-offset: 3px; }

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