:root {
  color-scheme: dark;
  --bg: #050914;
  --panel: rgba(11, 23, 47, .84);
  --panel-border: rgba(132, 196, 255, .22);
  --text: #f4f8ff;
  --muted: #9fb0cc;
  --accent: #7ef0ff;
  --accent-2: #b980ff;
  --danger: #ff718a;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(circle at 50% -10%, #17315c 0, #081326 34%, var(--bg) 72%); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--text); overflow-x: hidden; }
button { font: inherit; }

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 16% 24%, rgba(126,240,255,.20) 0 1px, transparent 2px),
    radial-gradient(circle at 74% 16%, rgba(185,128,255,.18) 0 1px, transparent 2px),
    radial-gradient(circle at 58% 70%, rgba(255,255,255,.16) 0 1px, transparent 2px);
  background-size: 190px 190px, 260px 260px, 130px 130px;
}

.galaximum-game-page { min-height: 100svh; }
#galaximum-header, #galaximum-footer { position: relative; z-index: 50; }
.game-shell { min-height: 680px; display: grid; grid-template-rows: auto 1fr auto; gap: 10px; padding: max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left)); }
.hud { width: min(980px, 100%); margin: 0 auto; display: grid; grid-template-columns: 1.25fr 2fr auto; align-items: center; gap: 12px; padding: 10px 12px; background: linear-gradient(180deg, rgba(20,42,79,.88), rgba(7,17,34,.88)); border: 1px solid var(--panel-border); border-radius: 18px;  box-shadow: 0 16px 50px rgba(0,0,0,.3), inset 0 1px rgba(255,255,255,.06); }
.brand { display: flex; flex-direction: column; line-height: 1.05; }
.brand-kicker, .eyebrow { font-size: .68rem; letter-spacing: .22em; color: var(--accent); font-weight: 800; }
.brand strong { font-size: clamp(.82rem, 2vw, 1.08rem); }
.hud-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.hud-stats div { min-width: 0; text-align: center; padding: 6px 5px; background: rgba(255,255,255,.04); border-radius: 11px; border: 1px solid rgba(255,255,255,.05); }
.hud-stats span, .results-grid span { display: block; color: var(--muted); font-size: .66rem; text-transform: uppercase; letter-spacing: .08em; }
.hud-stats strong { display: block; margin-top: 2px; font-size: clamp(.85rem, 2.2vw, 1.1rem); }
.icon-button { width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(126,240,255,.35); background: rgba(126,240,255,.08); color: var(--text); cursor: pointer; font-weight: 900; }

.stage-wrap { width: min(980px, 100%); height: clamp(520px, 72svh, 780px); min-height: 420px; margin: 0 auto; position: relative; border-radius: 24px; overflow: hidden; border: 1px solid rgba(132,196,255,.18); box-shadow: 0 22px 70px rgba(0,0,0,.45); background: #07101f; touch-action: none; user-select: none; -webkit-user-select: none; overscroll-behavior: contain; cursor: crosshair; }
canvas { width: 100%; height: 100%; display: block; }

.overlay { position: absolute; inset: 0; display: grid; place-items: center; padding: 18px; background: rgba(3,8,19,.58);  opacity: 0; pointer-events: none; transition: opacity .2s ease; z-index: 20; }
.overlay.visible { opacity: 1; pointer-events: auto; }
.panel { width: min(540px, 100%); padding: clamp(24px, 5vw, 42px); border-radius: 28px; background: linear-gradient(180deg, rgba(21,43,81,.96), rgba(8,17,34,.97)); border: 1px solid var(--panel-border); box-shadow: 0 30px 100px rgba(0,0,0,.55), inset 0 1px rgba(255,255,255,.08); text-align: center; }
.panel h1, .panel h2 { margin: 10px 0 12px; line-height: .95; }
.panel h1 { font-size: clamp(2.3rem, 8vw, 4.6rem); background: linear-gradient(135deg, white, var(--accent), #d6b5ff); -webkit-background-clip: text; color: transparent; }
.panel h2 { font-size: clamp(2rem, 7vw, 3.5rem); }
.panel p { color: var(--muted); line-height: 1.55; }
.panel ul { display: grid; gap: 7px; padding: 0; margin: 20px 0 24px; list-style: none; color: #dbe8ff; }
.panel li::before { content: "◆"; color: var(--accent); margin-right: 8px; }
.compact-panel { width: min(430px, 100%); }
.primary-button, .secondary-button { width: 100%; min-height: 52px; border-radius: 15px; border: 0; padding: 13px 18px; cursor: pointer; font-weight: 900; letter-spacing: .02em; }
.primary-button { color: #02101c; background: linear-gradient(135deg, var(--accent), #a6c7ff); box-shadow: 0 12px 32px rgba(126,240,255,.2); }
.secondary-button { margin-top: 10px; color: var(--text); background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1); }
.results-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 20px 0; }
.results-grid div { background: rgba(255,255,255,.05); padding: 13px 7px; border-radius: 13px; }
.results-grid strong { display: block; margin-top: 5px; font-size: 1.4rem; }

.level-banner { position: absolute; top: 50%; left: 50%; z-index: 10; transform: translate(-50%, -42%) scale(.92); display: flex; flex-direction: column; align-items: center; opacity: 0; pointer-events: none; text-shadow: 0 6px 22px rgba(0,0,0,.7); transition: .35s ease; }
.level-banner.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.level-banner span { letter-spacing: .35em; color: var(--accent); font-size: .7rem; font-weight: 900; }
.level-banner strong { font-size: clamp(4rem, 16vw, 7rem); line-height: .9; }
.level-banner small { color: #d7e4fb; font-size: 1rem; margin-top: 8px; }
.launch-hint { position: absolute; left: 50%; bottom: 13%; transform: translateX(-50%); z-index: 8; padding: 8px 13px; border-radius: 99px; background: rgba(4,12,25,.72); border: 1px solid rgba(126,240,255,.2); font-size: .76rem; color: #d9edff; white-space: nowrap; opacity: 0; transition: opacity .2s ease; pointer-events: none; }
.launch-hint.visible { opacity: 1; }
.footer-note { text-align: center; color: #71819c; font-size: .68rem; letter-spacing: .04em; }

@media (max-width: 640px) {
  .game-shell { gap: 6px; padding-inline: 6px; }
  .hud { grid-template-columns: 1fr auto; padding: 7px 8px; gap: 8px; border-radius: 15px; }
  .brand { display: none; }
  .hud-stats { grid-column: 1; grid-template-columns: repeat(4, 1fr); }
  .icon-button { grid-column: 2; grid-row: 1; width: 38px; height: 38px; }
  .stage-wrap { border-radius: 18px; }
  .footer-note { display: none; }
  .panel { border-radius: 22px; padding: 24px 18px; }
}


@media (max-width: 640px) {
  .game-shell { min-height: 0; }
  .stage-wrap { height: min(68svh, 680px); min-height: 460px; }
}


.power-message { position:absolute; top:19%; left:50%; z-index:14; transform:translate(-50%,-10px) scale(.96); padding:0; text-align:center; opacity:0; pointer-events:none; transition:opacity .16s ease, transform .16s ease; filter:drop-shadow(0 5px 14px rgba(0,0,0,.9)); }
.power-message.show { opacity:1; transform:translate(-50%,0) scale(1); }
.power-message strong { display:block; color:var(--power-color,#7ef0ff); font-size:clamp(1rem,3vw,1.35rem); letter-spacing:.11em; font-weight:950; text-shadow:0 0 16px var(--power-color,#7ef0ff),0 3px 8px rgba(0,0,0,.9); }
.power-message span { display:none; }
.leaderboard-overlay { z-index:40; }
.leaderboard-panel { position:relative; width:min(520px,100%); max-height:90%; overflow:auto; }
.modal-close { position:absolute; top:12px; right:12px; width:38px; height:38px; border-radius:50%; border:1px solid rgba(255,255,255,.16); background:rgba(255,255,255,.07); color:white; font-size:1.45rem; cursor:pointer; }
.leaderboard-tabs { display:grid; grid-template-columns:1fr 1fr; gap:8px; margin:18px 0 12px; }
.leader-tab { min-height:42px; border-radius:11px; border:1px solid rgba(126,240,255,.18); background:rgba(255,255,255,.05); color:#dbe8ff; cursor:pointer; font-weight:800; }
.leader-tab.active { color:#04121e; background:linear-gradient(135deg,var(--accent),#a6c7ff); }
.leaderboard-list { list-style:none; padding:0; margin:0; display:grid; gap:6px; text-align:left; }
.leaderboard-list li { display:grid; grid-template-columns:36px 1fr auto; align-items:center; gap:8px; min-height:46px; padding:8px 10px; border-radius:12px; background:rgba(255,255,255,.045); border:1px solid rgba(255,255,255,.05); }
.leader-rank { color:var(--accent); font-weight:900; text-align:center; }
.leader-name { color:#dbe8ff; font-size:.86rem; }
.leaderboard-list strong { color:white; }
.leader-empty { grid-template-columns:1fr !important; text-align:center; color:var(--muted); }
.leaderboard-note { margin:14px 0 0 !important; font-size:.72rem; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration:.01ms !important; transition-duration:.01ms !important; } }

.cheat-button{min-width:52px;height:36px;padding:0 10px;border-radius:999px;border:1px solid rgba(255,214,107,.45);background:rgba(255,214,107,.10);color:#ffe08a;font-size:.68rem;font-weight:900;letter-spacing:.05em;cursor:pointer}
.cheat-button:hover,.cheat-button:focus-visible{background:rgba(255,214,107,.18);outline:none}