:root {
  --bg: #0d1825;
  --bg-2: #101f31;
  --panel: #122133;
  --panel-2: #182a3f;
  --card: rgba(15, 27, 40, 0.78);
  --text: #eef6f7;
  --muted: #9eb2c3;
  --accent: #80c9bc;
  --accent-2: #f2bf76;
  --line: rgba(166, 194, 213, .18);
  --strong-line: rgba(166, 194, 213, .28);
  --shadow: 0 40px 120px rgba(0,0,0,.30);
}

body[data-theme="soft-pastel"] {
  --bg: #f7f1e8;
  --bg-2: #fbf8f2;
  --panel: #edf3ee;
  --panel-2: #f5dfd8;
  --card: rgba(255,255,255,0.72);
  --text: #26333a;
  --muted: #6f7f86;
  --accent: #78b7a8;
  --accent-2: #df9d82;
  --line: rgba(45, 68, 78, .12);
  --strong-line: rgba(45, 68, 78, .18);
  --shadow: 0 36px 100px rgba(113, 90, 74, .15);
}

body[data-theme="night-blue"] {
  --bg: #081426;
  --bg-2: #0a1c34;
  --panel: #0e2340;
  --panel-2: #17355b;
  --card: rgba(10, 22, 39, 0.76);
  --text: #eff6ff;
  --muted: #92add1;
  --accent: #79a9ff;
  --accent-2: #a7c6ff;
  --line: rgba(144, 181, 227, .16);
  --strong-line: rgba(144, 181, 227, .24);
  --shadow: 0 40px 120px rgba(0,0,0,.34);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 18%, color-mix(in srgb, var(--accent) 12%, transparent) 0, transparent 22%),
    radial-gradient(circle at 82% 12%, color-mix(in srgb, var(--accent-2) 10%, transparent) 0, transparent 18%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
  transition: background .35s ease, color .35s ease;
  overflow-x: hidden;
}
button { font: inherit; }

.shell {
  width: min(1660px, 100%);
  margin: 0 auto;
  padding: 24px clamp(14px, 2vw, 34px) 32px;
}

.topbar {
  min-height: 108px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}

.brand-mini {
  display:flex;
  gap:10px;
  align-items:center;
  color:var(--muted);
  font-size:14px;
  letter-spacing:.08em;
}
.mini-stick { font-weight:700; color:var(--text); letter-spacing:-.15em; }

.title-wrap { text-align:center; line-height:1; }
.title-wrap h1 {
  margin:0;
  font-size:clamp(34px, 4.2vw, 60px);
  letter-spacing:-.05em;
  font-weight:800;
}
.title-wrap h1 span { color:var(--accent); }
.title-wrap p {
  margin:10px 0 0;
  color:var(--muted);
  text-transform:lowercase;
  letter-spacing:.28em;
  font-size:12px;
}

.top-actions {
  display:flex;
  justify-content:flex-end;
  align-items:center;
  gap:10px;
  min-width:0;
}

.themes {
  display:flex;
  padding:6px;
  gap:6px;
  border:1px solid var(--line);
  border-radius:20px;
  background: color-mix(in srgb, var(--card) 94%, transparent);
  backdrop-filter: blur(14px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.03);
}
.theme-chip {
  color:var(--muted);
  border:0;
  background:transparent;
  padding:6px 8px;
  border-radius:14px;
  cursor:pointer;
  display:grid;
  justify-items:center;
  gap:5px;
  min-width:82px;
  font-size:10px;
}
.theme-chip:hover,
.theme-chip.active {
  color:var(--text);
  background: color-mix(in srgb, var(--panel-2) 72%, transparent);
}
.theme-chip.active {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 60%, transparent), 0 8px 24px color-mix(in srgb, var(--accent) 14%, transparent);
}
.theme-name { white-space: nowrap; }
.swatch {
  width:44px;
  height:27px;
  display:grid;
  place-items:center;
  border-radius:10px;
  font-size:13px;
}
.swatch-dark { background:#152b3c; color:#80c9bc; }
.swatch-pastel { background:#f2d4c9; color:#fff7e8; }
.swatch-blue { background:#244a83; color:#9ec4ff; }
.icon-btn {
  width:40px;
  height:40px;
  display:grid;
  place-items:center;
  color:var(--text);
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--card) 92%, transparent);
  border-radius:14px;
  cursor:pointer;
  font-size:18px;
  backdrop-filter: blur(12px);
}
.icon-btn:hover { border-color:var(--strong-line); background:var(--panel); }

.game-card {
  position:relative;
  border:1px solid var(--line);
  border-radius:32px;
  overflow:hidden;
  box-shadow:var(--shadow);
  background: color-mix(in srgb, var(--panel) 96%, transparent);
  min-height:420px;
}
canvas {
  width:100%;
  height:auto;
  display:block;
  aspect-ratio: 16 / 9;
  touch-action:none;
}

.hud {
  position:absolute;
  top:18px;
  left:18px;
  display:flex;
  gap:8px;
  pointer-events:none;
}
.hud-pill {
  min-width:92px;
  padding:10px 13px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(10,18,28,.42);
  backdrop-filter: blur(12px);
  color:white;
  border-radius:15px;
  display:grid;
  gap:1px;
}
body[data-theme="soft-pastel"] .hud-pill {
  background: rgba(255,255,255,.55);
  color: #26333a;
  border-color: rgba(45, 68, 78, .10);
}
.hud-label { font-size:8px; letter-spacing:.18em; opacity:.65; }
.hud strong { font-size:18px; }

.start-overlay, .pause-overlay {
  position:absolute;
  inset:0;
  display:grid;
  place-items:center;
  padding:20px;
  background: linear-gradient(90deg, rgba(5,12,18,.60), rgba(5,12,18,.16));
  backdrop-filter: blur(3px);
  transition:opacity .25s ease;
}
.start-overlay.hidden, .pause-overlay.hidden { opacity:0; pointer-events:none; }
.start-panel, .pause-panel {
  width:min(490px, 92%);
  padding:30px;
  border-radius:28px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(11,24,34,.74);
  box-shadow: 0 30px 70px rgba(0,0,0,.25);
  color:#f5fbfb;
  text-align:center;
  backdrop-filter:blur(20px);
}
body[data-theme="soft-pastel"] .start-panel,
body[data-theme="soft-pastel"] .pause-panel {
  background: rgba(255,255,255,.72);
  color:#26333a;
  border-color: rgba(45,68,78,.12);
}
body[data-theme="soft-pastel"] .start-panel p,
body[data-theme="soft-pastel"] .control-hints { color:#5d7078; }
body[data-theme="soft-pastel"] kbd {
  background: rgba(45,68,78,.05);
  color:#26333a;
  border-color: rgba(45,68,78,.14);
}
.eyebrow {
  display:block;
  font-size:9px;
  letter-spacing:.18em;
  color:#9cd5ca;
  margin-bottom:10px;
}
.start-panel h2 { margin:0; font-size:clamp(30px,4vw,48px); letter-spacing:-.05em; }
.start-panel p {
  margin:12px auto 18px;
  max-width:390px;
  color:#c4d4dc;
  line-height:1.55;
  font-size:14px;
}
.control-hints {
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:20px;
  color:#b7c8d2;
  font-size:12px;
}
kbd {
  padding:4px 7px;
  border-radius:7px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  color:#fff;
}
.primary {
  border:0;
  padding:14px 30px;
  border-radius:999px;
  background:var(--accent);
  color:#08161a;
  font-weight:800;
  cursor:pointer;
  min-width:160px;
  box-shadow:0 12px 28px color-mix(in srgb, var(--accent) 24%, transparent);
}
.primary:hover { transform:translateY(-1px); filter:brightness(1.06); }
.pause-panel { display:grid; gap:18px; justify-items:center; width:min(320px,92%); }
.pause-panel span { font-size:28px; font-weight:800; }

.mobile-controls {
  position:absolute;
  inset:auto 16px 16px;
  display:none;
  justify-content:space-between;
  pointer-events:none;
}
.touch-btn {
  pointer-events:auto;
  width:76px;
  height:76px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.22);
  background:rgba(8,17,27,.56);
  color:white;
  backdrop-filter:blur(10px);
  display:grid;
  place-items:center;
  align-content:center;
  gap:2px;
  font-size:28px;
}
.touch-btn span { font-size:9px; letter-spacing:.08em; text-transform:uppercase; }
.touch-btn.attack { background:color-mix(in srgb, var(--accent) 62%, rgba(8,17,27,.56)); color:#071415; }

.action-bar {
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  padding:18px 0 8px;
}
.play-pill { min-width:170px; }
.reset-btn {
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--card) 94%, transparent);
  color:var(--text);
  border-radius:14px;
  padding:10px 14px;
  cursor:pointer;
  min-width:108px;
  backdrop-filter: blur(12px);
}
.reset-btn:hover { border-color: var(--strong-line); }
.underbar {
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  padding:4px 8px 6px;
  color:var(--muted);
  font-size:12px;
  text-align:center;
}
.tip {
  padding:0 14px;
}
footer {
  display:flex;
  justify-content:center;
  gap:12px;
  align-items:center;
  color:var(--muted);
  font-size:11px;
  letter-spacing:.28em;
  padding-top:6px;
}
footer p { margin:0; }

@media (max-width: 1120px) {
  .topbar {
    grid-template-columns: 1fr;
    justify-items:center;
  }
  .brand-mini, .top-actions { justify-self:center; }
  .top-actions { flex-wrap:wrap; justify-content:center; }
}

@media (max-width: 760px) {
  .shell { padding: 16px 10px 22px; }
  .themes {
    width:100%;
    justify-content:center;
    flex-wrap:wrap;
  }
  .theme-chip { min-width:76px; }
  .hud { top:10px; left:10px; }
  .hud-pill { min-width:76px; padding:8px 10px; }
  .mobile-controls { display:flex; }
  .start-panel, .pause-panel { padding:22px; border-radius:22px; }
  .action-bar { padding-top:14px; }
}