:root {
  color-scheme: dark;
  --ink: #050816;
  --panel: #0b1024;
  --panel-2: #101834;
  --line: rgba(156, 184, 255, 0.18);
  --text: #f3f7ff;
  --muted: #8f9bbd;
  --cyan: #58f5ff;
  --cyan-soft: rgba(88, 245, 255, 0.14);
  --violet: #ae6cff;
  --pink: #ff4f9a;
  --lime: #b9ff67;
  --orange: #ffad5a;
  --danger: #ff5d72;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  height: 100%;
  overflow: hidden;
  background: var(--ink);
}

body {
  height: 100%;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 20% -20%, rgba(88, 245, 255, 0.12), transparent 35rem),
    radial-gradient(circle at 95% 20%, rgba(174, 108, 255, 0.1), transparent 30rem),
    var(--ink);
  font-family: var(--font);
}

button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; font: inherit; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }

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

.game-page {
  position: relative;
  display: grid;
  grid-template-rows: 56px minmax(0, 1fr);
  width: min(1500px, 100%);
  height: 100vh;
  height: 100dvh;
  margin: 0 auto;
  padding: 0 18px 12px;
  overflow: hidden;
}

.topbar {
  position: relative;
  z-index: 20;
  display: flex;
  min-height: 56px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(88, 245, 255, 0.6);
  border-radius: 11px;
  color: var(--cyan);
  background: var(--cyan-soft);
  box-shadow: inset 0 0 18px rgba(88, 245, 255, 0.12), 0 0 22px rgba(88, 245, 255, 0.08);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.brand strong, .brand small { display: block; }
.brand strong { font-size: 13px; letter-spacing: 0.15em; text-transform: uppercase; }
.brand small { margin-top: 1px; color: var(--muted); font-size: 8px; letter-spacing: 0.12em; text-transform: uppercase; }

.top-actions { display: flex; gap: 8px; }

.quiet-button {
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
}

.quiet-button:hover { border-color: var(--line); color: var(--text); background: rgba(255,255,255,.03); }

.hud {
  position: absolute;
  z-index: 6;
  top: 66px;
  right: 30px;
  left: 30px;
  display: grid;
  grid-template-columns: minmax(300px, 1fr) repeat(4, auto);
  gap: 8px;
  align-items: stretch;
  padding: 0;
  pointer-events: none;
}

.objective-block, .hud-stat {
  min-height: 50px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(17, 25, 54, .86), rgba(8, 13, 31, .86));
}

.objective-block { display: flex; flex-direction: column; justify-content: center; }
.objective-block strong { margin-top: 2px; font-size: 14px; }

.eyebrow {
  margin: 0;
  color: var(--cyan);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.hud-stat { min-width: 90px; }
.hud-stat span, .hud-stat strong { display: block; }
.hud-stat span { color: var(--muted); font-size: 8px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.hud-stat strong { margin-top: 4px; font-size: 17px; letter-spacing: .03em; }
.health-stat { min-width: 126px; }
.health-stat strong { color: var(--cyan); font-size: 12px; letter-spacing: .12em; white-space: nowrap; }

.arena-shell {
  position: relative;
  grid-row: 2;
  width: 100%;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(88, 245, 255, .28);
  border-radius: 16px;
  aspect-ratio: auto;
  background: #070b19;
  box-shadow: 0 25px 80px rgba(0,0,0,.42), inset 0 0 80px rgba(88,245,255,.025);
}

#game-canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

.scanlines {
  position: absolute;
  pointer-events: none;
  inset: 0;
  opacity: .16;
  background: repeating-linear-gradient(0deg, transparent 0 3px, rgba(125, 170, 255, .08) 3px 4px);
  mix-blend-mode: screen;
}

.event-banner {
  position: absolute;
  top: 9%;
  left: 50%;
  padding: 8px 14px;
  transform: translate(-50%, -12px);
  border: 1px solid transparent;
  border-radius: 999px;
  opacity: 0;
  color: var(--cyan);
  background: rgba(5, 8, 22, .8);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
  transition: opacity .18s ease, transform .18s ease;
}

.event-banner.is-visible { transform: translate(-50%, 0); border-color: rgba(88,245,255,.35); opacity: 1; }
.event-banner.is-danger { color: var(--pink); border-color: rgba(255,79,154,.4); }

.game-overlay {
  position: absolute;
  z-index: 10;
  display: grid;
  pointer-events: none;
  inset: 0;
  padding: clamp(18px, 4vw, 52px);
  place-items: center;
  opacity: 0;
  background: radial-gradient(circle, rgba(9, 15, 36, .6), rgba(3, 6, 17, .92));
  backdrop-filter: blur(5px);
  transition: opacity .25s ease;
}

.game-overlay.is-visible { pointer-events: auto; opacity: 1; }
.game-overlay[hidden] { display: none; }

.overlay-card {
  width: min(620px, 100%);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid rgba(88,245,255,.28);
  border-radius: 18px;
  background: linear-gradient(150deg, rgba(15, 24, 54, .96), rgba(6, 11, 29, .97));
  box-shadow: 0 25px 100px rgba(0,0,0,.5), inset 0 0 60px rgba(88,245,255,.035);
}

.intro-card h1 {
  margin: 9px 0 12px;
  font-size: clamp(37px, 6vw, 68px);
  letter-spacing: -.055em;
  line-height: .93;
}

.intro-card h1 em { color: var(--cyan); font-style: normal; text-shadow: 0 0 30px rgba(88,245,255,.35); }
.intro-copy { max-width: 540px; margin: 0; color: #bac4df; font-size: 14px; line-height: 1.6; }

.control-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  margin: 22px 0;
}

.control-grid div { padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: rgba(255,255,255,.025); }
.control-grid kbd, .control-grid span { display: block; }
.control-grid kbd { color: var(--text); font-family: var(--font); font-size: 10px; font-weight: 900; }
.control-grid span { margin-top: 3px; color: var(--muted); font-size: 8px; text-transform: uppercase; }

.primary-button {
  width: 100%;
  padding: 13px 20px;
  border: 0;
  border-radius: 9px;
  color: #041116;
  background: var(--cyan);
  box-shadow: 0 0 30px rgba(88,245,255,.18);
  cursor: pointer;
  font-weight: 900;
  letter-spacing: .03em;
  transition: transform .15s ease, background .15s ease;
}
.primary-button:hover { transform: translateY(-2px); background: #a6faff; }
.intro-card > small { display: block; margin-top: 10px; color: var(--muted); font-size: 8px; text-align: center; }

.result-card { max-width: 500px; text-align: center; }
.result-card h2 { margin: 8px 0 5px; font-size: clamp(30px, 5vw, 50px); letter-spacing: -.04em; }
.result-card > p:not(.eyebrow) { margin: 0; color: var(--muted); }
.result-score { margin: 22px 0 12px; padding: 16px; border: 1px solid var(--line); border-radius: 10px; background: rgba(88,245,255,.05); }
.result-score span, .result-score strong { display: block; }
.result-score span { color: var(--muted); font-size: 8px; letter-spacing: .13em; text-transform: uppercase; }
.result-score strong { color: var(--cyan); font-size: 34px; }
.result-details { display: flex; gap: 7px; justify-content: center; margin-bottom: 17px; flex-wrap: wrap; }
.result-details span { padding: 6px 8px; border-radius: 7px; color: var(--muted); background: rgba(255,255,255,.04); font-size: 9px; }

.status-strip {
  position: absolute;
  z-index: 6;
  right: 30px;
  bottom: 22px;
  left: 30px;
  display: grid;
  grid-template-columns: 250px 250px 1fr;
  gap: 8px;
  margin: 0;
  pointer-events: none;
}

.ability, .hint {
  min-height: 55px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(11, 16, 36, .82);
}

.ability {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 9px;
  align-items: center;
  padding: 8px 11px 10px;
  overflow: hidden;
}

.ability-icon { display: grid; width: 31px; height: 31px; place-items: center; border-radius: 50%; color: var(--cyan); background: var(--cyan-soft); font-size: 17px; font-weight: 900; }
.dash-icon { color: var(--violet); background: rgba(174,108,255,.13); }
.ability p { margin: 0; }
.ability strong, .ability small { display: block; }
.ability strong { font-size: 10px; }
.ability small { color: var(--muted); font-size: 8px; }
.ability i { position: absolute; right: 0; bottom: 0; left: 0; height: 2px; background: rgba(255,255,255,.04); }
.ability i b { display: block; width: 0%; height: 100%; background: var(--cyan); transition: width .08s linear; }
.ability:nth-child(2) i b { background: var(--violet); }

.hint { display: flex; align-items: center; padding: 0 17px; color: var(--muted); font-size: 10px; line-height: 1.45; }

.touch-controls { display: none; }

footer {
  display: none;
  justify-content: space-between;
  padding: 14px 2px 0;
  color: #596483;
  font-size: 8px;
  letter-spacing: .04em;
}
footer b { color: var(--muted); }

.help-backdrop {
  position: fixed;
  z-index: 30;
  display: grid;
  inset: 0;
  padding: 18px;
  place-items: center;
  background: rgba(2,4,13,.84);
  backdrop-filter: blur(8px);
}
.help-backdrop[hidden] { display: none; }
.help-card { position: relative; width: min(600px, 100%); padding: 34px; border: 1px solid rgba(88,245,255,.28); border-radius: 16px; background: var(--panel); }
.help-card h2 { margin: 8px 0 20px; font-size: 32px; letter-spacing: -.035em; }
.close-button { position: absolute; top: 13px; right: 13px; display: grid; width: 34px; height: 34px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); background: transparent; cursor: pointer; font-size: 19px; }
.help-steps { display: grid; gap: 8px; margin-bottom: 18px; }
.help-steps article { display: grid; grid-template-columns: 35px 1fr; gap: 11px; padding: 12px; border-radius: 9px; background: rgba(255,255,255,.035); }
.help-steps article > b { color: var(--cyan); font-size: 11px; }
.help-steps strong { font-size: 11px; }
.help-steps p { margin: 3px 0 0; color: var(--muted); font-size: 10px; line-height: 1.5; }

@media (max-width: 900px) {
  .game-page { padding: 0 10px 10px; }
  .hud { right: 16px; left: 16px; }
  .hud { grid-template-columns: 1fr repeat(3, auto); }
  .objective-block { grid-column: 1 / -1; min-height: 48px; }
  .health-stat { display: none; }
  .status-strip { right: 16px; left: 16px; grid-template-columns: 1fr 1fr; }
  .hint { grid-column: 1 / -1; min-height: 46px; }
}

@media (hover: none), (max-width: 700px) {
  .status-strip { bottom: 118px; }
  .touch-controls {
    position: absolute;
    z-index: 7;
    right: 16px;
    bottom: 16px;
    left: 16px;
    display: flex;
    justify-content: space-between;
    margin: 0;
  }
  .dpad { display: grid; grid-template-columns: repeat(3, 48px); grid-template-rows: repeat(2, 42px); gap: 5px; }
  .dpad button, .touch-actions button { border: 1px solid var(--line); border-radius: 9px; color: var(--muted); background: var(--panel); touch-action: none; }
  .dpad button[data-touch="up"] { grid-column: 2; }
  .dpad button[data-touch="left"] { grid-row: 2; grid-column: 1; }
  .dpad button[data-touch="down"] { grid-row: 2; grid-column: 2; }
  .dpad button[data-touch="right"] { grid-row: 2; grid-column: 3; }
  .touch-actions { display: flex; gap: 7px; align-items: stretch; }
  .touch-actions button { width: 66px; font-size: 10px; font-weight: 900; text-transform: uppercase; }
  .fire-touch { color: var(--cyan) !important; }
  .dash-touch { color: var(--violet) !important; }
}

@media (max-width: 600px) {
  .game-page { grid-template-rows: 56px minmax(0, 1fr); }
  .topbar { min-height: 56px; }
  .brand small { display: none; }
  .quiet-button { padding: 8px; font-size: 9px; }
  .hud { grid-template-columns: repeat(3, 1fr); }
  .hud-stat { min-width: 0; min-height: 50px; padding: 8px; }
  .hud-stat strong { font-size: 14px; }
  .arena-shell { min-height: 0; aspect-ratio: auto; }
  .control-grid { grid-template-columns: 1fr 1fr; margin: 15px 0; }
  .intro-card { padding: 22px; }
  .intro-card h1 { font-size: 38px; }
  .intro-copy { font-size: 11px; }
  .status-strip { grid-template-columns: 1fr 1fr; }
  .ability { min-height: 50px; }
  .help-card { padding: 28px 20px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; }
}