:root {
  --bg-1: #090f19;
  --bg-2: #121f33;
  --bg-3: #1f2f4e;
  --panel: rgba(13, 20, 32, 0.9);
  --panel-soft: rgba(22, 33, 50, 0.86);
  --line: rgba(86, 118, 162, 0.5);
  --text: #eef4ff;
  --muted: #99acc9;
  --accent: #f58a2d;
  --accent-2: #ffd07a;
  --danger: #ff6f6f;
  --ok: #7fe89a;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 10%, rgba(41, 220, 209, 0.24), transparent 32%),
    radial-gradient(circle at 88% 4%, rgba(245, 138, 45, 0.24), transparent 28%),
    linear-gradient(160deg, var(--bg-1), var(--bg-2), var(--bg-3));
  color: var(--text);
  font-family: "Manrope", "Trebuchet MS", "Segoe UI", sans-serif;
}

.game-shell {
  position: relative;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: clamp(8px, 1.2vw, 16px);
}

.hud {
  display: grid;
  grid-template-columns: repeat(5, minmax(120px, 1fr));
  gap: 12px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.34);
}

.hud-item {
  background: var(--panel-soft);
  border: 1px solid rgba(142, 174, 218, 0.2);
  border-radius: 10px;
  padding: 10px;
}

.hud-item strong {
  display: block;
  font-size: 21px;
  line-height: 1.15;
}

.label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 4px;
}

.battlefield-wrap {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.45);
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  background: linear-gradient(#6ea2d3 0%, #9ac1e4 52%, #9d8263 53%, #7f654d 100%);
}

.panel {
  margin-top: 12px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.control-group {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
}

.status-group p {
  margin: 8px 0;
}

.field-like {
  width: 100%;
  margin-top: 6px;
  border-radius: 10px;
  border: 1px solid rgba(120, 150, 190, 0.35);
  background: rgba(16, 24, 37, 0.9);
  color: var(--text);
  padding: 10px;
  font: inherit;
}

.net-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 8px;
}

.meta-line {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

h2 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: 0.01em;
}

p {
  margin: 8px 0;
}

.btn {
  width: 100%;
  margin-top: 8px;
  border: 0;
  border-radius: 10px;
  padding: 11px;
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  color: #2f1a08;
  font-weight: 800;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 0.18s ease, filter 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.btn-age {
  background: linear-gradient(180deg, #63ebe5, #2bb5be);
  color: #092328;
}

#status {
  color: #ffe39b;
  font-weight: 700;
  min-height: 24px;
}

.result-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(4, 8, 14, 0.62);
  backdrop-filter: blur(4px);
  z-index: 9;
}

.result-overlay.hidden {
  display: none;
}

.result-card {
  width: min(420px, calc(100% - 28px));
  border: 1px solid rgba(121, 149, 190, 0.6);
  border-radius: 14px;
  padding: 18px;
  background: linear-gradient(175deg, rgba(17, 29, 47, 0.97), rgba(13, 20, 31, 0.98));
  text-align: center;
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.46);
}

.result-card h3 {
  margin: 0;
  font-size: 29px;
  letter-spacing: 0.02em;
}

.result-card p {
  margin: 10px 0 4px;
  color: var(--muted);
}

@media (max-width: 860px) {
  .hud {
    grid-template-columns: 1fr 1fr;
  }

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

  .hud-item strong {
    font-size: 18px;
  }
}

@media (max-width: 620px) {
  .panel {
    grid-template-columns: 1fr;
  }
}