:root {
  --bg: #050907;
  --panel: #0b1510;
  --panel-2: #111d16;
  --green: #51f59a;
  --green-deep: #13884d;
  --amber: #ffd44d;
  --orange: #ff8a3d;
  --cyan: #55e9ff;
  --red: #ff4e6e;
  --cream: #fff4cd;
  --text: #eafcf1;
  --dim: #8ca89a;
  --line: rgba(81, 245, 154, .24);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(circle at 50% -15%, #193422 0, #07110c 44%, #030504 100%); color: var(--text); font-family: "IBM Plex Mono", monospace; }
body { overflow-x: hidden; }
button, a { -webkit-tap-highlight-color: transparent; }
.page-noise { position: fixed; inset: 0; pointer-events: none; opacity: .08; background-image: radial-gradient(circle, rgba(255,255,255,.22) 0 1px, transparent 1px); background-size: 7px 7px; mix-blend-mode: overlay; }
.cabinet-shell { width: min(1500px, calc(100% - 24px)); margin: 0 auto; padding: 14px 0 26px; }
.topbar { min-height: 70px; display: grid; grid-template-columns: 1fr auto 1fr; gap: 18px; align-items: center; padding: 10px 18px; border: 1px solid var(--line); border-bottom: 0; background: linear-gradient(180deg, rgba(20,37,27,.96), rgba(7,14,10,.96)); }
.back { color: var(--dim); text-decoration: none; font-size: 10px; letter-spacing: .18em; text-transform: uppercase; }
.back:hover { color: var(--green); }
.brand { text-align: center; }
.brand-kicker { display: block; color: var(--amber); font-size: 9px; letter-spacing: .24em; text-transform: uppercase; }
.brand strong { display: block; margin-top: 5px; color: var(--cream); font: 900 clamp(22px, 3vw, 36px)/1 "Black Ops One", sans-serif; letter-spacing: .04em; text-shadow: 3px 3px 0 #0a6d40, 0 0 18px rgba(81,245,154,.28); }
.signal { justify-self: end; display: flex; align-items: center; gap: 8px; color: var(--dim); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; }
.signal i, .live i { width: 8px; height: 8px; border-radius: 50%; background: var(--red); box-shadow: 0 0 14px var(--red); animation: blink 1.1s infinite; }
@keyframes blink { 50% { opacity: .35; } }
.game-frame { position: relative; overflow: hidden; border: 1px solid var(--line); background: #020503; box-shadow: 0 24px 70px rgba(0,0,0,.45), 0 0 36px rgba(81,245,154,.09); }
#game { display: block; width: 100%; aspect-ratio: 16 / 9; height: auto; background: #08120d; touch-action: none; }
.crt { position: absolute; inset: 0; pointer-events: none; z-index: 4; background: repeating-linear-gradient(0deg, rgba(255,255,255,.02) 0 1px, rgba(0,0,0,.08) 1px 3px); mix-blend-mode: overlay; }
.overlay { position: absolute; inset: 0; z-index: 10; display: grid; place-items: center; padding: clamp(14px, 3vw, 38px); background: radial-gradient(circle at 50% 40%, rgba(20,89,52,.38), rgba(2,5,3,.92) 60%); }
.title-card { width: min(760px, 100%); text-align: center; padding: clamp(24px, 5vw, 60px); border: 2px solid rgba(81,245,154,.45); background: linear-gradient(160deg, rgba(21,41,28,.95), rgba(4,9,6,.97)); box-shadow: 0 0 0 8px rgba(0,0,0,.32), 0 0 50px rgba(81,245,154,.18); }
.live { margin: 0 0 20px; display: inline-flex; align-items: center; gap: 9px; color: var(--amber); font-size: 10px; letter-spacing: .22em; text-transform: uppercase; }
.title-card h1 { margin: 0; text-transform: uppercase; line-height: .82; }
.title-card h1 span { display: block; color: var(--cream); font: 900 clamp(48px, 8vw, 104px)/.86 "Black Ops One", sans-serif; text-shadow: 6px 6px 0 #12643d, 0 0 30px rgba(81,245,154,.28); }
.title-card h1 b { display: block; margin-top: 16px; color: var(--amber); font: 900 clamp(54px, 9vw, 122px)/.8 "Black Ops One", sans-serif; text-shadow: 6px 6px 0 #a44718, 0 0 30px rgba(255,138,61,.3); }
.tagline { max-width: 600px; margin: 30px auto 24px; color: var(--dim); font-size: 12px; line-height: 1.8; letter-spacing: .12em; text-transform: uppercase; }
#start-game, .message-card button { min-width: 190px; min-height: 52px; border: 1px solid var(--green); background: var(--green); color: #04130b; font: 700 12px "IBM Plex Mono", monospace; letter-spacing: .18em; text-transform: uppercase; cursor: pointer; box-shadow: inset 0 -7px 0 rgba(0,0,0,.18), 0 8px 0 #072a18; }
#start-game:hover, .message-card button:hover { filter: brightness(1.08); transform: translateY(-1px); }
.title-controls { margin-top: 30px; display: flex; justify-content: center; flex-wrap: wrap; gap: 14px 22px; color: var(--dim); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
kbd { padding: 5px 8px; border: 1px solid rgba(255,255,255,.22); background: #111a14; color: var(--cream); font: inherit; }
.save-note { margin: 20px 0 0; color: #507262; font-size: 9px; letter-spacing: .14em; text-transform: uppercase; }
.world-screen { background: radial-gradient(circle at 50% 45%, rgba(51,107,68,.3), rgba(2,5,3,.96) 65%); }
.world-panel { width: min(1080px, 100%); max-height: 100%; overflow: auto; padding: clamp(18px, 3vw, 34px); border: 2px solid rgba(81,245,154,.35); background: rgba(7,16,11,.96); box-shadow: 0 22px 70px rgba(0,0,0,.55); }
.world-heading { display: flex; justify-content: space-between; gap: 20px; align-items: end; }
.world-heading p { margin: 0; color: var(--amber); font-size: 9px; letter-spacing: .2em; text-transform: uppercase; }
.world-heading h2 { margin: 8px 0 0; font: 900 clamp(28px, 4vw, 48px)/1 "Black Ops One", sans-serif; text-transform: uppercase; color: var(--cream); }
.map-stats { display: flex; gap: 16px; flex-wrap: wrap; justify-content: flex-end; }
.map-stats span { color: var(--dim); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.map-stats b { display: block; margin-top: 5px; color: var(--green); font: 900 20px "Orbitron", sans-serif; }
.world-map { position: relative; min-height: 390px; margin-top: 24px; border: 1px solid var(--line); background: linear-gradient(rgba(81,245,154,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(81,245,154,.03) 1px, transparent 1px), radial-gradient(circle at 50% 50%, #18301f, #08100b 70%); background-size: 48px 48px, 48px 48px, auto; overflow: hidden; }
.world-map::before { content: ""; position: absolute; inset: 12%; background: linear-gradient(145deg, transparent 45%, rgba(255,212,77,.15) 46% 48%, transparent 49%), linear-gradient(25deg, transparent 47%, rgba(81,245,154,.12) 48% 50%, transparent 51%); }
.world-node { position: absolute; width: 128px; min-height: 72px; transform: translate(-50%, -50%); border: 2px solid var(--green); background: #0c1a11; color: var(--text); padding: 9px; cursor: pointer; text-align: left; box-shadow: 5px 5px 0 rgba(0,0,0,.35); }
.world-node strong { display: block; color: var(--cream); font: 900 13px/1.15 "Black Ops One", sans-serif; text-transform: uppercase; }
.world-node small { display: block; margin-top: 5px; color: var(--dim); font-size: 8px; line-height: 1.35; text-transform: uppercase; }
.world-node span { position: absolute; top: -13px; left: -12px; width: 28px; height: 28px; display: grid; place-items: center; background: var(--amber); color: #291905; font: 900 11px "Orbitron", sans-serif; }
.world-node.locked { border-color: #36463d; color: #53645a; background: #0a0e0b; cursor: not-allowed; filter: grayscale(.8); }
.world-node.complete { border-color: var(--amber); }
.world-node.complete::after { content: "✓"; position: absolute; right: 7px; bottom: 5px; color: var(--amber); font-weight: 900; }
.world-node.current { animation: pulseNode 1.1s infinite alternate; }
@keyframes pulseNode { to { box-shadow: 0 0 24px rgba(81,245,154,.42), 5px 5px 0 rgba(0,0,0,.35); } }
.world-footer { margin-top: 18px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.world-footer p { margin: 0; color: var(--dim); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
#reset-save { border: 1px solid rgba(255,78,110,.35); background: transparent; color: #b87b88; padding: 10px 12px; font: 700 9px "IBM Plex Mono", monospace; letter-spacing: .12em; text-transform: uppercase; cursor: pointer; }
.message-card { width: min(600px, 100%); text-align: center; padding: clamp(26px, 5vw, 58px); border: 2px solid var(--amber); background: rgba(10,18,12,.97); box-shadow: 0 24px 80px rgba(0,0,0,.6); }
.message-card > p:first-child { margin: 0; color: var(--amber); font-size: 9px; letter-spacing: .22em; text-transform: uppercase; }
.message-card h2 { margin: 14px 0; color: var(--cream); font: 900 clamp(34px, 6vw, 64px)/.95 "Black Ops One", sans-serif; text-transform: uppercase; }
#message-body { color: var(--dim); line-height: 1.75; font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.message-card button { margin-top: 18px; }
.pause-button { position: absolute; z-index: 7; right: 12px; top: 12px; width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.18); background: rgba(4,10,6,.72); color: var(--cream); cursor: pointer; opacity: 0; pointer-events: none; }
.game-frame.playing .pause-button { opacity: 1; pointer-events: auto; }
.toast { position: absolute; z-index: 8; left: 50%; top: 18%; transform: translate(-50%, -20px); opacity: 0; pointer-events: none; padding: 12px 18px; border: 1px solid var(--amber); background: rgba(5,10,6,.92); color: var(--amber); font: 700 11px "IBM Plex Mono", monospace; letter-spacing: .14em; text-transform: uppercase; transition: .2s ease; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }
.mobile-controls { display: none; gap: 14px; justify-content: space-between; padding: 14px max(14px, env(safe-area-inset-right)) max(14px, env(safe-area-inset-bottom)) max(14px, env(safe-area-inset-left)); border: 1px solid var(--line); border-top: 0; background: #07110c; }
.touch-pad { display: flex; gap: 12px; }
.touch-pad button { width: 72px; height: 64px; border: 1px solid rgba(81,245,154,.35); background: linear-gradient(180deg, #15271b, #0a120d); color: var(--cream); font: 900 22px "Orbitron", sans-serif; border-radius: 14px; touch-action: none; user-select: none; }
.touch-pad button.active { background: var(--green-deep); box-shadow: inset 0 0 18px rgba(0,0,0,.3); transform: translateY(2px); }
.touch-pad .jump { border-color: rgba(255,212,77,.45); color: var(--amber); }
.touch-pad .tool { border-color: rgba(85,233,255,.45); color: var(--cyan); }
.instructions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 14px; }
.instructions article { min-height: 150px; padding: 20px; border: 1px solid var(--line); background: rgba(8,17,11,.85); }
.instructions article > span { color: var(--amber); font: 900 14px "Orbitron", sans-serif; }
.instructions h2 { margin: 12px 0 8px; color: var(--cream); font: 900 17px "Black Ops One", sans-serif; text-transform: uppercase; }
.instructions p { margin: 0; color: var(--dim); font-size: 10px; line-height: 1.65; }
footer { padding: 18px 0 0; text-align: center; color: #4c6657; font-size: 8px; letter-spacing: .15em; text-transform: uppercase; }
[hidden] { display: none !important; }
@media (pointer: coarse), (max-width: 900px) {
  .mobile-controls { display: flex; }
  .instructions { grid-template-columns: 1fr; }
  .topbar { grid-template-columns: auto 1fr; }
  .signal { display: none; }
  .brand { justify-self: end; text-align: right; }
  .title-controls { display: none; }
  .world-node { width: 112px; }
}
@media (max-width: 680px) {
  .cabinet-shell { width: 100%; padding: 0; }
  .topbar { min-height: 58px; padding: 8px 12px; }
  .brand-kicker { display: none; }
  .brand strong { font-size: 21px; }
  .game-frame { border-left: 0; border-right: 0; }
  #game { aspect-ratio: 16 / 10; object-fit: contain; }
  .overlay { padding: 10px; }
  .title-card { padding: 22px 14px; }
  .title-card h1 span { font-size: clamp(44px, 15vw, 68px); }
  .title-card h1 b { font-size: clamp(52px, 17vw, 82px); }
  .tagline { margin: 20px auto; font-size: 9px; }
  .world-panel { padding: 14px; }
  .world-heading { align-items: flex-start; flex-direction: column; }
  .map-stats { justify-content: flex-start; }
  .world-map { min-height: 440px; }
  .world-node { width: 104px; min-height: 64px; padding: 8px; }
  .world-node strong { font-size: 10px; }
  .world-node small { font-size: 7px; }
  .world-footer { flex-direction: column-reverse; align-items: flex-start; }
  .touch-pad button { width: min(17vw, 66px); height: min(16vw, 62px); }
  .instructions { padding: 0 10px 10px; }
  footer { padding: 14px 10px 18px; }
}
@media (max-height: 650px) and (orientation: landscape) {
  .topbar { min-height: 48px; }
  .brand strong { font-size: 19px; }
  .mobile-controls { position: absolute; inset: auto 0 0; z-index: 9; border: 0; background: transparent; pointer-events: none; }
  .touch-pad { pointer-events: auto; }
  .touch-pad button { background: rgba(7,17,12,.72); }
  .instructions, footer { display: none; }
  .title-card { transform: scale(.85); }
}
@media (prefers-reduced-motion: reduce) { .signal i, .live i, .world-node.current { animation: none; } }

/* ---------- arcade shell integration ---------- */
:root { --as-line: rgba(120, 255, 190, .25); --as-dim: #7fae95; --as-rail-bg: linear-gradient(180deg, #0b1a12, #050d08); --as-btn-a: rgba(120, 255, 190, .3); --as-btn-b: rgba(255, 214, 90, .3); }
@media (hover: none) {
  .cabinet-shell { width: 100%; margin: 0; padding: 0; max-width: none; }
  .game-frame { border: 0; border-radius: 0; box-shadow: none; }
  .as-screen[data-fit="fill"] { overflow: hidden; }
  #game { width: 100%; height: 100%; aspect-ratio: auto; object-fit: fill; }
}

/* Shamrock Shock mobile control tuning */
@media (hover: none) and (orientation: landscape) {
  .arc-control-layer {
    /* Compact action cluster kept in the lower-right half of the playfield. */
    --shamrock-action-size: clamp(48px, 14vh, 62px);
    --shamrock-action-gap: clamp(5px, 1.5vh, 8px);
    --shamrock-action-bottom: calc(max(6px, env(safe-area-inset-bottom)) + 2px);
    --shamrock-safe-right: max(12px, env(safe-area-inset-right));
    --shamrock-action-right-jump: calc(var(--shamrock-safe-right) + clamp(30px, 4.5vw, 40px));
    --shamrock-action-right-shield: calc(var(--shamrock-safe-right) + clamp(14px, 2.25vw, 20px));
    --shamrock-action-right-special: var(--shamrock-safe-right);
  }

  .shamrock-mobile-control--move {
    left: var(--arc-control-safe-x);
    top: var(--arc-control-joystick-row);
    bottom: auto;
    transform: translateY(-50%);
  }

  .shamrock-mobile-control--jump,
  .shamrock-mobile-control--shield,
  .shamrock-mobile-control--special {
    top: auto;
    width: var(--shamrock-action-size);
    height: var(--shamrock-action-size);
    padding: 5px;
    transform: none;
  }

  /* Gentle lower-left to upper-right diagonal: jump → shield → special. */
  .shamrock-mobile-control--jump {
    right: var(--shamrock-action-right-jump);
    bottom: var(--shamrock-action-bottom);
  }

  .shamrock-mobile-control--shield {
    right: var(--shamrock-action-right-shield);
    bottom: calc(var(--shamrock-action-bottom) + var(--shamrock-action-size) + var(--shamrock-action-gap));
  }

  .shamrock-mobile-control--special {
    right: var(--shamrock-action-right-special);
    bottom: calc(var(--shamrock-action-bottom) + (var(--shamrock-action-size) * 2) + (var(--shamrock-action-gap) * 2));
  }

  .shamrock-mobile-control--jump .arc-button__icon,
  .shamrock-mobile-control--shield .arc-button__icon,
  .shamrock-mobile-control--special .arc-button__icon {
    font-size: clamp(13px, 3vh, 18px);
  }

  .shamrock-mobile-control--jump .arc-button__label,
  .shamrock-mobile-control--shield .arc-button__label,
  .shamrock-mobile-control--special .arc-button__label {
    font-size: clamp(7px, 1.6vh, 9px);
  }

  .shamrock-mobile-control--jump .arc-button__sub,
  .shamrock-mobile-control--shield .arc-button__sub,
  .shamrock-mobile-control--special .arc-button__sub {
    font-size: clamp(6px, 1.35vh, 8px);
  }
}

/* Extra compression for short landscape phones so the full three-button
   diagonal remains below the screen midpoint without overlapping. */
@media (hover: none) and (orientation: landscape) and (max-height: 430px) {
  .arc-control-layer {
    --shamrock-action-size: clamp(44px, 13vh, 56px);
    --shamrock-action-gap: clamp(4px, 1.2vh, 6px);
    --shamrock-action-right-jump: calc(var(--shamrock-safe-right) + 30px);
    --shamrock-action-right-shield: calc(var(--shamrock-safe-right) + 15px);
  }
}

/* pregame fits one landscape viewport */
@media (hover: none) and (orientation: landscape) {
  .overlay { place-items: start center; overflow-y: auto; padding: max(8px, env(safe-area-inset-top)) 12px max(8px, env(safe-area-inset-bottom)); }
  .title-card, .message-card { margin: auto; padding: 12px 18px; }
  .title-card h1 span { font-size: clamp(20px, 8vh, 36px); text-shadow: 3px 3px 0 #12643d; }
  .title-card h1 b { margin-top: 4px; font-size: clamp(24px, 10vh, 44px); text-shadow: 3px 3px 0 #a44718; }
  .title-card .live { font-size: 8px; }
  .tagline { margin: 6px 0; font-size: 9px; }
  .title-controls { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px 10px; margin: 8px 0; }
  .title-controls span { font-size: 8px; }
  #start-game, .message-card button { min-height: 42px; min-width: 150px; font-size: 10px; }
  .save-note { font-size: 7px; margin: 6px 0 0; }
  .world-panel { margin: auto; max-height: calc(100dvh - 20px); padding: 10px 14px; }
  .world-heading h2 { font-size: 16px; }
  .message-card h2 { font-size: clamp(20px, 9vh, 34px); }
}


/* Desktop-first playfield sizing: let Shamrock Shock devote nearly the full
   viewport to the game frame itself. Mobile/touch layouts remain governed by
   the signed-off rules above. */
@media (min-width: 701px) and (hover: hover) and (pointer: fine) {
  html,
  body {
    height: 100%;
  }

  body {
    overflow: hidden;
  }

  .cabinet-shell {
    width: min(1680px, calc(100% - 16px));
    height: 100vh;
    min-height: 100vh;
    padding: 8px 0 10px;
    display: flex;
    flex-direction: column;
  }

  .topbar,
  .instructions,
  footer {
    display: none;
  }

  .as-play,
  .as-stage,
  .game-frame,
  .as-screen[data-fit="fill"] {
    min-height: 0;
    height: 100%;
    flex: 1 1 auto;
  }

  #game {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    object-fit: fill;
  }

  .overlay {
    padding: 16px;
    overflow: auto;
  }

  .title-card,
  .message-card {
    padding: clamp(18px, 3vw, 42px);
  }

  .world-panel {
    max-height: calc(100vh - 36px);
  }
}