:root {
  --of-primary: #174cc8;
  --of-primary-bright: #4c7eff;
  --of-paper: #eef2f4;
  --of-paper-soft: #d9e4eb;
  --of-ink: #111b2c;
  --of-ink-soft: #53647a;
  --of-rule: #728ca7;
  --of-good: #16803d;
  --of-warn: #ff9d2f;
  font-family: "Arial Rounded MT Bold", "Trebuchet MS", Arial, sans-serif;
  color: var(--of-ink);
  background: var(--of-paper);
}

:root[data-theme="dark"] {
  --of-paper: #0b1324;
  --of-paper-soft: #18253e;
  --of-ink: #f3f6ff;
  --of-ink-soft: #b3bfd8;
  --of-rule: #465c8f;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-width: 0; background: var(--of-paper); }
body { overflow-x: clip; }
button, select { font: inherit; }
button { cursor: pointer; }
button:focus-visible, select:focus-visible { outline: 3px solid var(--of-warn); outline-offset: 2px; }
#app { width: 100%; min-height: 100%; padding: clamp(.8rem, 2vw, 1.5rem); }
.app-header, .mission-panel, .hud, .controls-panel { width: min(100%, 72rem); margin-inline: auto; }
.app-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding-block: .4rem 1rem; }
.eyebrow { margin: 0 0 .25rem; color: var(--of-primary); font-size: .76rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: .25rem; font-size: clamp(1.7rem, 5vw, 3rem); line-height: .95; letter-spacing: -.055em; text-shadow: 2px 2px 0 #b7cbe3; }
h2 { font-size: clamp(1.25rem, 4vw, 2rem); }
.lede { max-width: 42rem; margin-bottom: 0; color: var(--of-ink-soft); }
.header-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .5rem; }
.button, .control-button { min-height: 2.7rem; border: 1px solid var(--of-rule); border-radius: .3rem; padding: .6rem .8rem; font-weight: 900; letter-spacing: .03em; text-transform: uppercase; box-shadow: 0 2px 0 color-mix(in srgb, var(--of-ink) 30%, transparent); }
.button.primary { color: #fff; background: linear-gradient(180deg, var(--of-primary-bright), var(--of-primary)); border-color: #133d9d; }
.button.secondary { color: var(--of-ink); background: color-mix(in srgb, var(--of-paper-soft) 74%, transparent); }
.mission-panel { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)) auto minmax(10rem, 1.2fr); gap: .7rem; align-items: end; padding: .8rem; border: 1px solid var(--of-rule); background: color-mix(in srgb, var(--of-paper-soft) 76%, transparent); }
.loadout-group { display: grid; gap: .3rem; font-size: .82rem; font-weight: 900; letter-spacing: .04em; text-transform: uppercase; }
select { min-height: 2.7rem; min-width: 0; padding: .5rem; color: var(--of-ink); background: var(--of-paper); border: 1px solid var(--of-rule); border-radius: .25rem; font-size: 1rem; }
.mission-readout { display: grid; gap: .25rem; color: var(--of-ink-soft); font-size: .9rem; }
.mission-readout strong { color: var(--of-primary); font-size: 1.15rem; }
.game-frame { position: relative; width: min(100%, 72rem); margin: 1rem auto 0; aspect-ratio: 16 / 9; overflow: hidden; border: 3px solid #101c35; outline: 1px solid #9ec5e0; box-shadow: 0 .65rem 1.5rem rgba(10, 25, 50, .22); background: #07172a; }
canvas { display: block; width: 100%; height: 100%; touch-action: none; }
.game-overlay { position: absolute; inset: 0; display: grid; place-content: center; gap: .7rem; padding: 1.5rem; color: #f4f7ff; text-align: center; background: radial-gradient(circle at 72% 22%, rgba(84, 159, 207, .24), transparent 28%), linear-gradient(90deg, rgba(5, 13, 35, .94), rgba(5, 13, 35, .52)); }
.game-overlay h2, .game-overlay p { margin: 0; }
.game-overlay p { max-width: 28rem; color: #d8e2ff; }
.game-overlay .button { justify-self: center; min-width: 13rem; }
.hud { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: .65rem; padding: .8rem 0; }
.hud > div { display: grid; gap: .3rem; min-width: 0; padding: .55rem .65rem; border: 1px solid var(--of-rule); border-top: 3px solid var(--of-primary); background: color-mix(in srgb, var(--of-paper-soft) 74%, transparent); }
.hud span { color: var(--of-ink-soft); font-size: .76rem; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.hud strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.meter { height: .55rem; overflow: hidden; border: 1px solid var(--of-rule); background: var(--of-paper); }
.meter i { display: block; width: 100%; height: 100%; background: linear-gradient(90deg, #15934a, #87e766); transition: width .18s linear; }
.controls-panel { padding: .8rem; border: 1px solid var(--of-rule); background: color-mix(in srgb, var(--of-paper-soft) 60%, transparent); }
.controls-panel > p { margin-bottom: .65rem; color: var(--of-ink-soft); font-size: .88rem; }
.touch-controls { display: flex; justify-content: space-between; gap: 1rem; }
.touch-cluster { display: flex; gap: .45rem; }
.control-button { min-width: 3.6rem; min-height: 3.2rem; color: var(--of-ink); background: linear-gradient(180deg, #fff, var(--of-paper-soft)); touch-action: none; }
.control-button.action { min-width: 4.8rem; color: #fff; background: linear-gradient(180deg, var(--of-primary-bright), var(--of-primary)); border-color: var(--of-primary); }
.control-button[aria-pressed="true"] { color: #fff; background: var(--of-good); border-color: var(--of-good); transform: translateY(1px); }
.app-help { position: fixed; z-index: 5; right: max(.75rem, env(safe-area-inset-right)); bottom: max(.75rem, env(safe-area-inset-bottom)); width: min(26rem, calc(100vw - 1.5rem)); padding: 1rem; color: var(--of-ink); background: color-mix(in srgb, var(--of-paper) 82%, transparent); border: 1px solid var(--of-rule); box-shadow: 0 .6rem 1.8rem rgba(0, 0, 0, .22); backdrop-filter: blur(10px); }
.app-help p { color: var(--of-ink-soft); line-height: 1.45; }
.help-heading { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.help-heading h2 { margin: 0; }
.icon-button { width: 2.7rem; min-height: 2.7rem; color: var(--of-ink); background: transparent; border: 1px solid var(--of-rule); border-radius: .25rem; font-size: 1.6rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
:root:not([data-help="on"]) [data-explanation] { display: none; }

@media (max-width: 44rem) {
  .app-header { display: grid; }
  .header-actions { justify-content: flex-start; }
  .mission-panel { grid-template-columns: 1fr 1fr; }
  .mission-panel .button, .mission-readout { grid-column: span 1; }
  .hud { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 25rem) {
  #app { padding-inline: .55rem; }
  .header-actions, .header-actions .button { width: 100%; }
  .mission-panel { grid-template-columns: 1fr; }
  .mission-panel .button, .mission-readout { grid-column: auto; }
  .hud { grid-template-columns: 1fr 1fr; gap: .4rem; }
  .hud > div { padding: .45rem; }
  .controls-panel { padding: .55rem; }
  .touch-controls { gap: .5rem; }
  .touch-cluster { gap: .25rem; }
  .control-button { min-width: 2.85rem; padding-inline: .45rem; }
  .control-button.action { min-width: 4rem; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } }