@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;700&display=swap');

:root {
  --bg: #ffffff;
  --text: #111111;
  --text-muted: #5a5a5a;
  --border: #111111;
  --border-soft: #e6e6e6;
  --surface: #f7f7f5;
  --danger: #c81e2c;
  --danger-bg: #fdeceb;
  --border-w: 2px;
  --radius-pill: 999px;
  --radius-card: 16px;
  --shadow: 0 8px 32px rgba(0,0,0,0.06);
}

[data-theme="dark"] {
  --bg: #0f0f0f;
  --text: #f5f5f5;
  --text-muted: #a3a3a3;
  --border: #f5f5f5;
  --border-soft: #2a2a2a;
  --surface: #1a1a1a;
  --danger: #ff5a5f;
  --danger-bg: #2a1414;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  line-height: 1.5;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

nav {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.5rem;
  border-bottom: var(--border-w) solid var(--border);
  background: var(--bg);
  z-index: 10;
  backdrop-filter: blur(8px);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
}

.nav-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--danger);
  box-shadow: 0 0 0 4px var(--danger-bg);
  flex-shrink: 0;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

button, input, select {
  font-family: inherit;
  font-size: 1rem;
}

button {
  border: var(--border-w) solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: var(--radius-pill);
  padding: 0.65rem 1.4rem;
  cursor: pointer;
  font-weight: 600;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.12s, opacity 0.15s;
}

button:hover:not(:disabled) { background: var(--text); color: var(--bg); transform: translateY(-1px); }
button:active:not(:disabled) { transform: translateY(0); }
button:disabled { opacity: 0.35; cursor: not-allowed; transform: none; }

button.danger { border-color: var(--danger); color: var(--danger); }
button.danger:hover:not(:disabled) { background: var(--danger); color: var(--bg); }

input {
  border: var(--border-w) solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: var(--radius-pill);
  padding: 0.7rem 1rem;
  width: 100%;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  outline: none;
}

input::placeholder { color: var(--text-muted); opacity: 0.9; }
input:focus { border-color: var(--text); box-shadow: 0 0 0 3px color-mix(in srgb, var(--text) 12%, transparent); }
[data-theme="dark"] input:focus { box-shadow: 0 0 0 3px rgba(245,245,245,0.12); }

/* clean number inputs */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type="number"] { -moz-appearance: textfield; appearance: textfield; }

.card {
  border: var(--border-w) solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.4rem;
  margin-bottom: 1.25rem;
  background: var(--bg);
}

.stack { display: flex; flex-direction: column; gap: 0.85rem; }
.row { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }

.toggle {
  border: var(--border-w) solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.95rem;
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
}

/* Lobby – polished only, does not affect table/player card defaults much */
.lobby {
  max-width: 560px;
  padding-top: 2.25rem;
}

.lobby-card {
  padding: 1.5rem;
  box-shadow: var(--shadow);
  gap: 0.9rem;
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.card-head h2 {
  font-size: 1.35rem;
}

.badge {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: var(--border-w) solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.28rem 0.6rem;
  background: var(--text);
  color: var(--bg);
  white-space: nowrap;
  flex-shrink: 0;
}

.badge--muted {
  background: var(--surface);
  color: var(--text-muted);
  border-color: var(--border-soft);
}

.settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.38rem;
}

.field-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.field-hint {
  font-weight: 500;
  color: var(--text-muted);
  font-size: 0.75rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  padding: 0.05rem 0.38rem;
  background: var(--surface);
}

.number-field {
  position: relative;
}

.number-field input {
  text-align: center;
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  padding-inline: 1rem;
}

.btn-primary {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
  width: 100%;
  font-weight: 700;
  padding: 0.8rem 1.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.btn-primary:hover:not(:disabled) {
  background: var(--text);
  color: var(--bg);
  opacity: 0.88;
}

.btn-secondary {
  width: 100%;
  font-weight: 700;
  padding: 0.8rem 1.2rem;
  background: var(--bg);
  border-color: var(--text);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--text);
  color: var(--bg);
}

.join-fields {
  gap: 0.65rem;
}

.field--input input {
  padding: 0.78rem 1.05rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form-error {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--danger);
  background: var(--danger-bg);
  border: 1px solid color-mix(in srgb, var(--danger) 22%, transparent);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  margin: 0;
}

[data-theme="dark"] .lobby-card {
  border-color: #252525;
  background: #141414;
}

[data-theme="dark"] .lobby-card input {
  border-color: #2e2e2e;
  background: #0f0f0f;
}

[data-theme="dark"] .toggle {
  border-color: #2e2e2e;
}

@media (max-width: 520px) {
  .settings-grid { grid-template-columns: 1fr; }
  .lobby { padding-inline: 1rem; }
  .lobby-card { padding: 1.2rem; }
}

.room-code {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  letter-spacing: 0.15em;
}

.detonator {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.75rem;
}
.detonator.warn { color: var(--danger); }

.wire {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: var(--border-w) solid var(--border);
  border-radius: var(--radius-pill);
  font-weight: 700;
  margin: 0.25rem;
}
.wire.cut { opacity: 0.3; text-decoration: line-through; }

.player-group {
  border: var(--border-w) solid var(--border);
  border-radius: var(--radius-card);
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}

ul { list-style: none; padding: 0; margin: 0; }
li { padding: 0.4rem 0; border-bottom: 1px solid var(--text-muted); }
li:last-child { border-bottom: none; }

.muted { color: var(--text-muted); font-size: 0.9rem; }
.center { text-align: center; }
.hidden { display: none !important; }