:root {
  --bg: #071016;
  --panel: rgba(5, 14, 22, 0.82);
  --line: rgba(145, 207, 232, 0.38);
  --text: #eef7fb;
  --muted: #aab9c3;
  --cyan: #2db8ff;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Aptos, Inter, Segoe UI, Arial, sans-serif;
}

#gameCanvas {
  width: 100%;
  height: 100%;
  display: block;
  outline: none;
}

.login-screen {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 20%, rgba(45, 184, 255, 0.12), transparent 24rem),
    rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(5px);
}

.panel {
  width: min(440px, calc(100vw - 32px));
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

.panel h1 {
  margin: 0 0 22px;
  text-align: center;
  font-size: 36px;
}

label {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  color: #c8dce6;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border: 1px solid rgba(176, 215, 232, 0.26);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font: inherit;
}

button {
  min-height: 46px;
  border: 1px solid rgba(116, 215, 255, 0.65);
  border-radius: 8px;
  background: linear-gradient(180deg, #23a9f4, #0a67bc);
  color: white;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

#loginButton {
  width: 100%;
  margin-top: 20px;
}

#loginStatus {
  min-height: 22px;
  margin: 16px 0 0;
  color: var(--muted);
  text-align: center;
}

.player-card {
  position: fixed;
  top: 16px;
  right: 16px;
  width: min(340px, calc(100vw - 32px));
  padding: 18px;
  border: 1px solid rgba(145, 207, 232, 0.38);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 0%, rgba(45, 184, 255, 0.14), transparent 12rem),
    rgba(5, 14, 22, 0.78);
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

.player-card h2 {
  margin: 0 0 14px;
  font-size: 22px;
  text-align: center;
}

.info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 42px;
  margin-top: 10px;
  padding: 0 12px;
  border: 1px solid rgba(176, 215, 232, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.info-row span {
  color: var(--muted);
}

#coinsText {
  color: #d7b45f;
  font-weight: 900;
}

#logoutButton {
  width: 100%;
  min-height: 42px;
  margin-top: 14px;
  padding: 0 14px;
  background: rgba(255, 255, 255, 0.05);
}

.help {
  position: fixed;
  left: 16px;
  bottom: 16px;
  padding: 10px 12px;
  border: 1px solid rgba(145, 207, 232, 0.2);
  border-radius: 8px;
  background: rgba(5, 14, 22, 0.62);
  color: var(--muted);
}

.hidden {
  display: none;
}