:root {
  color-scheme: dark;
  --page: #11151b;
  --panel: #181d25;
  --ink: #f0ece3;
  --muted: #9b9eaa;
  --faint: #656b77;
  --line: #303640;
  --amber: #e9ae56;
  --amber-light: #f4c27b;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: "Segoe UI", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body::before { content: ""; position: fixed; inset: 0; z-index: -1; background: radial-gradient(ellipse at 18% 0%, #22293685, transparent 54%); pointer-events: none; }
button, input { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: default; opacity: .43; }
button:focus-visible, summary:focus-visible, a:focus-visible, input:focus-visible { outline: 2px solid var(--amber); outline-offset: 5px; }
[hidden] { display: none !important; }
.page { max-width: 1272px; padding: 0 48px; margin: 0 auto; }
.masthead { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); }
.identity { display: flex; align-items: center; gap: 15px; color: var(--ink); text-decoration: none; }
.identity-mark { position: relative; width: 45px; height: 45px; display: grid; place-items: center; border: 1px solid #b3916065; border-radius: 50%; color: var(--amber); font-size: 14px; font-weight: 700; letter-spacing: -1px; transform: rotate(-8deg); }
.identity-mark::before { content: ""; position: absolute; inset: 4px -6px; border: 1px solid #b3916070; border-radius: 50%; transform: rotate(-35deg); }
.identity-mark span { position: absolute; width: 5px; height: 5px; top: 5px; right: 1px; border-radius: 50%; background: var(--amber); }
.identity-text { display: flex; flex-direction: column; gap: 5px; }
.identity-text strong { font-size: 16px; font-weight: 650; letter-spacing: 2px; }
.identity-text > span { font: 10px/1.5 var(--mono); letter-spacing: 1.4px; color: var(--muted); }
.readiness { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 4px; color: #b7bac3; font: 10px/1.4 var(--mono); }
.status-dot { width: 5px; height: 5px; flex-shrink: 0; border-radius: 50%; background: var(--amber); box-shadow: 0 0 8px #e9ae5633; }
main { padding-top: 40px; }
.player-heading { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 25px; gap: 20px; }
.eyebrow { font: 10px/1.5 var(--mono); letter-spacing: 1.4px; color: var(--muted); }
.player-heading h1 { margin: 8px 0 0; font-size: clamp(25px, 2.6vw, 33px); line-height: 1.2; font-weight: 500; letter-spacing: -.8px; }
.edition-label { padding-bottom: 4px; font: 10px/1.5 var(--mono); letter-spacing: 1px; color: var(--faint); }
.player-layout { display: grid; grid-template-columns: minmax(0, 1fr) 244px; gap: 24px; }
.player-column { min-width: 0; }
.game-shell { position: relative; width: 100%; aspect-ratio: 4/3; overflow: hidden; border: 1px solid #3a414e; border-radius: 5px; background: #03060c; box-shadow: 0 10px 40px #0003; }
#game { width: 100%; height: 100%; position: absolute; inset: 0; background: #03060c; }
#game > iframe, #game > canvas { display: block; width: 100%; height: 100%; border: 0; }
#game canvas { image-rendering: pixelated; }
/* Pinned EJS setVolume can re-show its own mute buttons after startup. */
#game .ejs_volume_parent { display: none !important; }
.game-shell:fullscreen { border: 0; border-radius: 0; width: 100vw; height: 100vh; aspect-ratio: auto; }
.game-shell:fullscreen #game { display: flex; align-items: center; justify-content: center; }
.start-panel { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; align-items: center; padding: 45px 24px; background: radial-gradient(ellipse at 50% 46%, #19243655 0%, #0a101b40 40%, #05090f 85%), #070c14; z-index: 5; }
.start-panel::before { content: ""; position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(#d0d9ed08 1px, transparent 1px), linear-gradient(90deg, #d0d9ed08 1px, transparent 1px); background-size: 32px 32px; pointer-events: none; }
.start-content { position: relative; text-align: center; width: 100%; max-width: 540px; }
.launch-eyebrow { color: #8b94a5; font: 9px/1.6 var(--mono); letter-spacing: 2px; }
.game-title { margin: 17px 0 10px; font-size: clamp(34px, 4.9vw, 65px); line-height: 1; font-weight: 750; font-style: italic; letter-spacing: -2px; color: #eee8db; text-shadow: 0 4px 18px #0005; }
.game-title span { color: var(--amber); font-style: normal; font-weight: 450; padding: 0 3px; }
.start-copy { color: #979fac; font-size: 13px; margin: 0 0 31px; line-height: 1.6; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 11px; border: 0; }
.button-primary { min-width: 170px; min-height: 43px; padding: 11px 22px; border-radius: 3px; color: #211b12; background: var(--amber); font-size: 13px; font-weight: 650; transition: background .15s, transform .15s; box-shadow: 0 3px 12px #0003; }
.button-primary:not(:disabled):hover { background: var(--amber-light); transform: translateY(-1px); }
.play-icon { display: block; width: 0; height: 0; border-top: 5px solid transparent; border-bottom: 5px solid transparent; border-left: 7px solid currentColor; }
.launch-status { margin: 12px auto 21px; max-width: 380px; min-height: 15px; color: #818a9b; font: 10px/1.6 var(--mono); overflow-wrap: anywhere; }
.import-actions { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 13px; }
.button-text { padding: 4px 0; color: #b8bbc4; font-size: 11px; background: none; gap: 6px; }
.button-text:hover { color: var(--amber-light); }
.button-text > span[aria-hidden] { color: var(--amber); font-size: 13px; }
.optional { color: #646e7f; font: 9px var(--mono); margin-left: 1px; }
.import-divider { height: 12px; width: 1px; background: #3a4150; }
.viewport-corners { position: absolute; inset: 22px; pointer-events: none; }
.viewport-corners i { position: absolute; width: 9px; height: 9px; border-color: #596478; border-style: solid; opacity: .6; }
.viewport-corners i:nth-child(1) { left: 0; top: 0; border-width: 1px 0 0 1px; }
.viewport-corners i:nth-child(2) { right: 0; top: 0; border-width: 1px 1px 0 0; }
.viewport-corners i:nth-child(3) { left: 0; bottom: 0; border-width: 0 0 1px 1px; }
.viewport-corners i:nth-child(4) { right: 0; bottom: 0; border-width: 0 1px 1px 0; }
.viewport-footer { position: absolute; left: 23px; right: 23px; bottom: 22px; display: flex; align-items: center; justify-content: space-between; color: #465166; font: 8px/1.5 var(--mono); letter-spacing: 1px; }
.signal-bars { display: flex; align-items: flex-end; height: 10px; gap: 2px; }
.signal-bars i { width: 2px; background: #465166; }
.signal-bars i:nth-child(1) { height: 3px; }.signal-bars i:nth-child(2) { height: 5px; }.signal-bars i:nth-child(3) { height: 7px; }.signal-bars i:nth-child(4) { height: 10px; }
.player-toolbar { min-height: 61px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); }
.toolbar-buttons { display: flex; align-items: center; gap: 17px; }
.toolbar-right { gap: 12px; }
.tool-button { display: flex; align-items: center; gap: 7px; padding: 7px 0; background: none; color: #b5b7c0; border: 0; font-size: 11px; }
.tool-button:not(:disabled):hover { color: var(--amber); }
.tool-button svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.volume-control { display: flex; align-items: center; width: 56px; }
input[type="range"] { width: 100%; height: 3px; margin: 0; accent-color: var(--amber); cursor: pointer; }
.toolbar-divider { height: 15px; width: 1px; background: var(--line); }
.sidebar { display: flex; flex-direction: column; gap: 14px; }
.sound-control { display: flex; justify-content: space-between; gap: 12px; margin: 15px 0 10px; color: #c7c9ce; font-size: 11px; }
.sound-control output { color: var(--amber-light); font: 10px/1.5 var(--mono); }
.sound-card .tool-button { margin-top: 13px; color: var(--amber-light); }
.sound-status { margin: 8px 0 0; color: #8c96a8; font: 9px/1.65 var(--mono); overflow-wrap: anywhere; }
.sound-status[data-state="unavailable"] { color: #ffc1af; }
.info-card { padding: 22px 22px 19px; border: 1px solid var(--line); border-radius: 5px; background: linear-gradient(145deg, #1c222c, #171c24); }
.card-title { display: flex; align-items: center; justify-content: space-between; }
.disc-icon { width: 16px; height: 16px; border: 1px solid #72747b; border-radius: 50%; position: relative; }
.disc-icon::after { content: ""; position: absolute; width: 4px; height: 4px; border: 1px solid #72747b; top: 4px; left: 4px; border-radius: 50%; }
.source-card h2 { margin: 14px 0 7px; font-size: 21px; font-weight: 550; letter-spacing: -.4px; }
.source-platform { margin: 0; color: #727d8e; font: 9px/1.5 var(--mono); letter-spacing: .6px; }
.source-detail { margin-top: 20px; padding-top: 15px; border-top: 1px solid var(--line); color: #a5a9b3; font: 10px/1.65 var(--mono); overflow-wrap: anywhere; }
.controls-card { padding-top: 21px; }
.keyboard-controls { margin: 18px 0 0; }
.keyboard-controls > div { display: flex; align-items: center; justify-content: space-between; min-height: 34px; }
.keyboard-controls dt { display: flex; align-items: center; }
.keyboard-controls dd { margin: 0; color: #a1a6b1; font-size: 11px; }
kbd, .arrow-keys { display: inline-flex; align-items: center; justify-content: center; height: 23px; min-width: 24px; border: 1px solid #3d4553; border-radius: 3px; background: #141922; color: #c5c9d3; box-shadow: 0 2px 0 #0f141b; font: 10px var(--mono); }
.arrow-keys { gap: 4px; padding: 0 6px; font-size: 12px; letter-spacing: 2px; }
.key-wide { padding: 0 7px; }
.control-note { margin: 18px 0 0; padding-top: 15px; border-top: 1px solid var(--line); color: #717b8c; font-size: 10px; line-height: 1.6; }
.controller-card { padding-top: 18px; padding-bottom: 17px; }
.controller-status { margin: 12px 0 11px; color: #a5a9b3; font-size: 11px; line-height: 1.65; overflow-wrap: anywhere; }
.controller-check-button { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 8px 10px; border: 1px solid #4d463b; border-radius: 3px; color: var(--amber-light); background: #2c261e; font-size: 10px; }
.controller-check-button:not(:disabled):hover { background: #393021; border-color: #89714e; }
.controller-check-button > span { font-size: 12px; }
.gamepad-controls { display: grid; gap: 8px; padding-top: 14px; margin: 15px 0 0; border-top: 1px solid var(--line); }
.gamepad-controls > div { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.gamepad-controls dt { color: #c7c9ce; font: 9px/1.5 var(--mono); white-space: nowrap; }
.gamepad-controls dd { margin: 0; color: #8c96a8; font-size: 10px; line-height: 1.5; text-align: right; }
.gamepad-label-note { margin: 9px 0 0; color: #667184; font-size: 8px; line-height: 1.5; }
.controller-check { margin-top: 15px; padding-top: 13px; border-top: 1px solid var(--line); }
.controller-check h3 { margin: 0; font-size: 11px; line-height: 1.6; font-weight: 550; color: #c2c6cf; overflow-wrap: anywhere; }
.controller-check p { min-height: 32px; margin: 7px 0 9px; color: #8792a5; font: 9px/1.65 var(--mono); overflow-wrap: anywhere; }
.pad-indicators { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 5px; }
.pad-indicator { display: grid; place-items: center; min-height: 27px; padding: 4px 2px; border: 1px solid #3b4350; border-radius: 3px; background: #131923; color: #7f899b; font: 8px/1.4 var(--mono); text-align: center; }
.pad-indicator.active, .pad-indicator.is-active, .pad-indicator[data-active="true"] { border-color: var(--amber); background: #6a4c24; color: #fff0d6; box-shadow: 0 0 9px #e9ae5620; }
.controller-map-actions { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.controller-map-button, .controller-map-cancel { padding: 5px 0; background: none; border: 0; color: var(--amber-light); font-size: 10px; }
.controller-map-button:not(:disabled):hover, .controller-map-cancel:hover { color: var(--ink); }
.controller-map-cancel { color: #9a9fab; }
.controller-check .controller-map-status { min-height: 0; margin-bottom: 0; color: #738096; font-size: 8px; }
.preservation-notes { padding: 0 1px; color: #8d94a2; font-size: 11px; }
.preservation-notes summary { list-style: none; display: flex; align-items: center; justify-content: space-between; cursor: pointer; padding: 9px 0; }
.preservation-notes summary::-webkit-details-marker { display: none; }
.preservation-notes summary span { color: #7c8491; font: 17px var(--mono); transition: transform .15s; }
.preservation-notes[open] summary span { transform: rotate(45deg); }
.notes-content { font-size: 11px; line-height: 1.7; color: #7e8798; padding-bottom: 4px; }
.notes-content p { margin: 8px 0; }
.error-message { color: #ffc1af; border: 1px solid #89564b; background: #40251f; border-radius: 3px; padding: 12px 15px; font-size: 12px; line-height: 1.6; overflow-wrap: anywhere; }
.page-footer { display: flex; justify-content: space-between; gap: 20px; margin-top: 39px; padding: 0 0 25px; color: #606876; font: 9px/1.6 var(--mono); }
.page-footer > span:first-child { letter-spacing: 1.2px; }
.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; }
@media (min-width: 1500px) { .page { padding-top: 16px; } }
@media (max-width: 1000px) {
  .page { padding: 0 30px; }
  .player-layout { grid-template-columns: minmax(0, 1fr) 215px; gap: 18px; }
  .info-card { padding-left: 18px; padding-right: 18px; }
  .toolbar-buttons { gap: 12px; }
  .toolbar-right { gap: 10px; }
  .mute-button span { display: none; }
  .start-panel { padding: 35px 20px; }
  .game-title { font-size: clamp(34px, 5.2vw, 56px); }
}
@media (max-width: 760px) {
  .page { padding: 0 22px; }
  .masthead { min-height: 92px; }
  .identity { gap: 11px; }
  .identity-mark { width: 35px; height: 35px; font-size: 11px; }
  .identity-text strong { font-size: 14px; }
  .identity-text > span { font-size: 8px; letter-spacing: 1px; }
  .readiness { font-size: 9px; padding: 6px 8px; }
  main { padding-top: 28px; }
  .player-heading { margin-bottom: 20px; }
  .player-heading h1 { font-size: 28px; }
  .player-layout { grid-template-columns: 1fr; gap: 22px; }
  .game-title { font-size: clamp(40px, 8vw, 62px); }
  .sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .controller-card, .sound-card { grid-column: 1 / -1; }
  .gamepad-controls { grid-template-columns: 1fr 1fr; column-gap: 30px; }
  .pad-indicators { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .preservation-notes { grid-column: 1 / -1; }
  .source-card { align-self: stretch; }
  .controls-card { display: grid; grid-template-columns: 1fr 1fr; column-gap: 15px; }
  .controls-card > .eyebrow { grid-column: 1 / -1; }
  .keyboard-controls { grid-column: 1 / -1; margin-top: 10px; }
  .keyboard-controls > div { min-height: 30px; }
  .control-note { grid-column: 1 / -1; margin-top: 12px; }
  .page-footer { margin-top: 24px; }
}
@media (max-width: 480px) {
  .page { padding: 0 15px; }
  .masthead { min-height: 82px; gap: 12px; }
  .identity-text > span { max-width: 128px; }
  .readiness { max-width: 115px; font-size: 8px; line-height: 1.6; }
  .eyebrow { font-size: 8px; letter-spacing: 1px; }
  .player-heading h1 { font-size: 24px; }
  .edition-label { display: none; }
  .game-shell { aspect-ratio: 4/3; min-height: 273px; }
  .start-panel { padding: 25px 14px; }
  .launch-eyebrow { font-size: 7px; letter-spacing: 1.5px; }
  .game-title { margin: 12px 0 8px; font-size: 40px; letter-spacing: -1.6px; }
  .start-copy { font-size: 11px; margin-bottom: 19px; }
  .button-primary { min-height: 39px; min-width: 150px; font-size: 12px; padding: 9px 18px; }
  .launch-status { font-size: 8px; margin: 9px auto 12px; }
  .button-text { font-size: 10px; }
  .optional { font-size: 8px; }
  .import-actions { gap: 10px; }
  .viewport-corners { inset: 13px; }
  .viewport-footer { left: 14px; right: 14px; bottom: 12px; font-size: 6px; letter-spacing: .8px; }
  .player-toolbar { min-height: 54px; gap: 8px; }
  .toolbar-buttons { gap: 12px; }
  .toolbar-right { gap: 9px; }
  .tool-button { font-size: 10px; gap: 5px; }
  .tool-button svg { width: 14px; height: 14px; }
  .volume-control { width: 44px; }
  .sidebar { gap: 12px; }
  .info-card { padding: 16px 14px; }
  .source-card h2 { font-size: 20px; }
  .source-platform { font-size: 8px; }
  .source-detail { font-size: 9px; }
  .keyboard-controls dd { font-size: 10px; }
  .gamepad-controls { column-gap: 18px; }
  .gamepad-controls dd { font-size: 9px; }
  .pad-indicators { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .arrow-keys { padding: 0 4px; letter-spacing: 1px; font-size: 11px; }
  .page-footer { font-size: 8px; flex-direction: column; gap: 4px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }
#intro-caption { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 4; pointer-events: none; image-rendering: pixelated; }
#force-field-overlay { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 3; pointer-events: none; image-rendering: pixelated; }
.edition-label[data-active="true"] { color: #82ecff; }
.mods-title { display: flex; align-items: center; gap: 12px; margin-bottom: 19px; }
.mods-title img { object-fit: contain; image-rendering: pixelated; filter: drop-shadow(0 0 8px #29cfff30); }
.mods-title h2 { margin: 5px 0 0; font-size: 19px; font-weight: 600; }
.mods-title .eyebrow { font-size: 8px; letter-spacing: 1.4px; }
.mod-option { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; color: var(--ink); }
.mod-option input { width: 16px; height: 16px; margin: 2px 0 0; flex: 0 0 auto; accent-color: #68e5fa; }
.mod-option strong { display: block; font-size: 12px; line-height: 1.5; font-weight: 600; }
.mod-option small { display: block; margin-top: 4px; color: #a4acb9; font-size: 11px; line-height: 1.7; }
.shield-readout { display: flex; justify-content: space-between; align-items: center; gap: 9px; margin: 18px 0; color: #c1cad6; font-size: 10px; }
.shield-charges { display: inline-flex; gap: 5px; }
.shield-charges i { display: block; width: 11px; height: 8px; border: 1px solid #34586b; background: #122c3b; }
.shield-charges i[data-filled="true"] { background: #74edff; border-color: #b2faff; box-shadow: 0 0 6px #30dfff4a; }
.invincibility-option { border-top: 1px solid var(--line); padding-top: 17px; }
.mods-status { margin: 16px 0 0; font-size: 10px; line-height: 1.7; color: #b5d9e2; }
.mods-note { margin: 10px 0 0; font-size: 9px; line-height: 1.6; color: #909aa8; }
@media (min-width: 651px) and (max-width: 980px) { .mods-card { grid-column: 1 / -1; } }