:root{
  --bg:#07110b;
  --panel:rgba(7,18,10,.78);
  --card:rgba(255,255,255,.06);
  --stroke:rgba(231,255,236,.14);
  --text:rgba(247,253,248,.98);
  --muted:rgba(224,244,228,.76);
  --leaf:#63d17f;
  --forest:#2f8f57;
  --moss:#8fd36b;
  --gold:#f5cf73;
  --red:#ff6c76;
  --cyan:#6fe0c3;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 16% 8%,rgba(99,209,127,.18),transparent 30%),
    radial-gradient(circle at 86% 10%,rgba(143,211,107,.14),transparent 24%),
    linear-gradient(180deg,#0c1f12 0%,#07110b 100%);
  overflow:hidden;
}
button{font:inherit;color:var(--text);cursor:pointer}
.app-shell{height:100%;display:grid;grid-template-rows:auto 1fr auto}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 16px;
  background:rgba(5,14,8,.74);
  border-bottom:1px solid var(--stroke);
  backdrop-filter:blur(14px);
}
.brand{font-size:28px;font-weight:1000;letter-spacing:.2px}
.tagline{font-size:13px;color:var(--muted);font-weight:700;margin-top:4px}
.score-grid{display:grid;grid-template-columns:repeat(4,90px);gap:8px}
.score-box{
  padding:8px 8px 10px;border-radius:16px;background:rgba(255,255,255,.055);border:1px solid var(--stroke);text-align:center;
  box-shadow:0 10px 24px rgba(0,0,0,.16), inset 0 1px 0 rgba(255,255,255,.03);
}
.score-box span{display:block;font-size:11px;color:var(--muted);font-weight:900}
.score-box b{display:block;margin-top:3px;font-size:20px;font-weight:1000}
.main-wrap{min-height:0;display:grid;grid-template-columns:280px 1fr;gap:12px;padding:12px}
.side-panel{overflow:auto;display:grid;gap:12px}
.panel-card{
  padding:14px;border-radius:24px;background:var(--panel);border:1px solid var(--stroke);backdrop-filter:blur(14px);
  box-shadow:0 20px 40px rgba(0,0,0,.15)
}
.panel-card h3{margin:0 0 8px;color:#f2fff4}
.panel-card p{margin:0;color:var(--muted);font-weight:700;line-height:1.45}
.small{font-size:12px;color:var(--muted);font-weight:800}
.meter{height:14px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin:10px 0 6px}
.meter>div{
  height:100%;width:0;
  background:linear-gradient(90deg,var(--forest),var(--leaf),var(--moss));
  box-shadow:0 0 18px rgba(99,209,127,.42)
}
.pill-list{display:flex;flex-wrap:wrap;gap:8px}
.pill{padding:8px 10px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);font-size:12px;font-weight:900}
.game-column{min-width:0;display:grid;grid-template-rows:1fr auto;gap:10px}
.canvas-shell{
  position:relative;min-height:0;border-radius:28px;overflow:hidden;border:1px solid var(--stroke);background:#07110f;
  box-shadow:0 30px 80px rgba(0,0,0,.30)
}
#gameCanvas{display:block;width:100%;height:100%}
.overlay{
  position:absolute;inset:0;display:none;align-items:center;justify-content:center;
  background:rgba(4,9,7,.54);backdrop-filter:blur(8px);z-index:8
}
.overlay.active{display:flex}
.overlay-card{
  width:min(92%,640px);padding:24px;border-radius:28px;background:rgba(7,16,10,.90);
  border:1px solid rgba(255,255,255,.14);box-shadow:0 30px 80px rgba(0,0,0,.45)
}
.hero-card{width:min(92%,720px)}
.overlay-card h1,.overlay-card h2{margin:0 0 10px;color:#f3fff5}
.overlay-card p,.overlay-card li{color:var(--muted);font-weight:700;line-height:1.5}
.overlay-card ul{padding-left:18px}
.feature-row{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.feature-row span{
  padding:7px 10px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);font-size:12px;font-weight:900
}
.action-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.action-row button,.controls-bar button,.footerbar button{
  min-height:46px;border-radius:16px;border:1px solid var(--stroke);background:none;padding:0 14px;font-weight:1000
}
.action-row .primary,.controls-bar button:nth-child(2),.footerbar button:first-child{
  background:linear-gradient(135deg,var(--forest),var(--leaf));
  color:#04160d;border:0
}
.stars{font-size:34px;color:var(--gold);margin:10px 0 4px;letter-spacing:5px}
.controls-bar{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.controls-bar button{background:rgba(7,18,10,.78)}
.controls-bar button:hover,.footerbar button:hover,.action-row button:hover{filter:brightness(1.06)}
.footerbar{
  display:flex;justify-content:flex-end;gap:8px;padding:10px 12px;background:none;
  border-top:1px solid var(--stroke);backdrop-filter:blur(14px)
}
@media (max-width:1000px){
  body{overflow:auto}
  .main-wrap{grid-template-columns:1fr}
  .side-panel{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:740px){
  .topbar{flex-direction:column;align-items:flex-start}
  .score-grid{width:100%;grid-template-columns:repeat(4,1fr)}
  .side-panel{grid-template-columns:1fr}
  .brand{font-size:22px}
  .canvas-shell{height:58vh}
  .controls-bar{grid-template-columns:repeat(5,1fr)}
}
@media (max-width:520px){
  .score-grid{grid-template-columns:repeat(2,1fr)}
  .controls-bar{grid-template-columns:repeat(3,1fr)}
  .controls-bar button:nth-child(4){grid-column:1/2}
  .controls-bar button:nth-child(5){grid-column:3/4}
}


/* Responsive layout and footer-safe gameplay fix */
html,
body {
  min-height: 100%;
  height: 100%;
}

body.game-body {
  overflow: hidden;
  overscroll-behavior: none;
}

.app-shell {
  height: 100dvh;
  min-height: 100dvh;
  max-height: 100dvh;
  grid-template-rows: auto minmax(0, 1fr) auto;
  overflow: hidden;
}

.topbar,
.footerbar {
  flex: 0 0 auto;
  position: relative;
  z-index: 12;
}

.main-wrap {
  min-height: 0;
  overflow: hidden;
}

.game-column {
  min-height: 0;
  min-width: 0;
  overflow: hidden;
  grid-template-rows: minmax(0, 1fr) auto;
}

.canvas-shell {
  min-height: 0;
  height: 100%;
  max-height: 100%;
  contain: layout paint;
}

#gameCanvas {
  width: 100%;
  height: 100%;
  min-height: 0;
  touch-action: none;
}

.controls-bar {
  flex: 0 0 auto;
  min-height: 52px;
  padding-bottom: max(0px, env(safe-area-inset-bottom));
}

.controls-bar button,
.footerbar button {
  min-height: 42px;
  white-space: nowrap;
}

.footerbar {
  min-height: 54px;
  padding: 8px 12px max(8px, env(safe-area-inset-bottom));
  align-items: center;
  flex-wrap: wrap;
  background: rgba(5,14,8,.86);
}

@media (min-width: 1001px) {
  .canvas-shell {
    /* Ensures the game area ends above the controls/footer instead of sliding underneath them. */
    min-height: 360px;
  }

  .footerbar {
    justify-content: flex-end;
  }
}

@media (max-height: 760px) and (min-width: 1001px) {
  .topbar {
    padding: 8px 12px;
  }

  .brand {
    font-size: 22px;
  }

  .tagline {
    display: none;
  }

  .score-box {
    padding: 6px 8px 7px;
  }

  .score-box b {
    font-size: 17px;
  }

  .main-wrap {
    padding: 8px;
    gap: 8px;
  }

  .side-panel {
    display: none;
  }

  .main-wrap {
    grid-template-columns: minmax(0, 1fr);
  }

  .controls-bar {
    min-height: 46px;
  }

  .controls-bar button,
  .footerbar button {
    min-height: 38px;
  }

  .footerbar {
    min-height: 46px;
    padding: 6px 10px max(6px, env(safe-area-inset-bottom));
  }
}

@media (max-width: 1000px) {
  body.game-body {
    overflow: auto;
    overscroll-behavior-y: contain;
  }

  .app-shell {
    height: auto;
    min-height: 100dvh;
    max-height: none;
    overflow: visible;
  }

  .main-wrap {
    overflow: visible;
  }

  .game-column {
    overflow: visible;
  }

  .canvas-shell {
    height: min(62dvh, 620px);
    min-height: 360px;
  }

  .footerbar {
    position: sticky;
    bottom: 0;
    justify-content: center;
  }
}

@media (max-width: 740px) {
  .topbar {
    padding: 10px 12px;
  }

  .main-wrap {
    padding: 10px;
  }

  .canvas-shell {
    height: min(58dvh, 520px);
    min-height: 330px;
    border-radius: 22px;
  }

  .controls-bar {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 6px;
  }

  .controls-bar button {
    padding: 0 8px;
    font-size: 13px;
  }

  .footerbar {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
  }

  .footerbar button {
    width: 100%;
    padding: 0 8px;
    font-size: 13px;
  }
}

@media (max-width: 520px) {
  .canvas-shell {
    height: min(56dvh, 460px);
    min-height: 315px;
  }

  .controls-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .controls-bar button:nth-child(4),
  .controls-bar button:nth-child(5) {
    grid-column: auto;
  }

  .footerbar {
    grid-template-columns: 1fr;
  }

  .overlay-card {
    padding: 18px;
    max-height: 86dvh;
    overflow: auto;
  }
}

@media (orientation: landscape) and (max-height: 520px) {
  .topbar {
    display: none;
  }

  .main-wrap {
    padding: 6px;
  }

  .side-panel {
    display: none;
  }

  .main-wrap {
    grid-template-columns: minmax(0, 1fr);
  }

  .canvas-shell {
    height: calc(100dvh - 104px);
    min-height: 260px;
  }

  .footerbar {
    min-height: 42px;
    padding: 4px 8px max(4px, env(safe-area-inset-bottom));
  }

  .controls-bar {
    min-height: 42px;
  }
}