*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black: #0a0a0a;
  --white: #f5f5f5;
  --grey:  #2a2a2a;
  --grey2: #3d3d3d;
  --accent: #e8e8e8;
  --danger: #c0392b;
  --success: #27ae60;
  --text-muted: #888;
  --radius: 12px;
  --card-radius: 10px;
  --font: 'Segoe UI', system-ui, sans-serif;
}

html, body {
  height: 100%;
  background: var(--black);
  color: var(--white);
  font-family: var(--font);
  font-size: 16px;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}

a { color: inherit; text-decoration: none; }

.page {
  min-height: 100dvh;
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.logo {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  text-transform: uppercase;
}

h1 { font-size: 1.6rem; font-weight: 800; }
h2 { font-size: 1.1rem; font-weight: 700; color: var(--accent); }

/* Inputs */
.input {
  width: 100%;
  background: var(--grey);
  border: 2px solid var(--grey2);
  border-radius: var(--radius);
  color: var(--white);
  font-size: 1rem;
  padding: 14px 16px;
  outline: none;
  transition: border-color .15s;
}
.input:focus { border-color: var(--white); }
.input::placeholder { color: var(--text-muted); }

/* Buttons */
.btn {
  display: block;
  width: 100%;
  padding: 15px;
  border-radius: var(--radius);
  border: none;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  transition: opacity .15s, transform .1s;
  letter-spacing: .3px;
}
.btn:active { transform: scale(.97); opacity: .85; }
.btn-primary { background: var(--white); color: var(--black); }
.btn-secondary { background: var(--grey); color: var(--white); }
.btn-danger { background: var(--danger); color: var(--white); }
.btn-sm {
  width: auto;
  padding: 8px 16px;
  font-size: .85rem;
  border-radius: 8px;
}
.btn:disabled { opacity: .4; cursor: not-allowed; }

/* Form group */
.field { display: flex; flex-direction: column; gap: 8px; }
.label { font-size: .85rem; font-weight: 600; color: var(--accent); }

/* Error */
.error-msg { color: var(--danger); font-size: .85rem; min-height: 1.2em; }

/* Card base */
.card-black, .card-white {
  border-radius: var(--card-radius);
  padding: 20px;
  font-weight: 700;
  line-height: 1.4;
  position: relative;
  user-select: none;
}
.card-black {
  background: var(--black);
  color: var(--white);
  border: 2px solid var(--white);
}
.card-white {
  background: var(--white);
  color: var(--black);
  border: 2px solid var(--black);
}

/* Player list */
.player-list { display: flex; flex-direction: column; gap: 8px; }
.player-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--grey);
  border-radius: 8px;
  font-size: .9rem;
}
.player-row .name { font-weight: 600; }
.player-row .score { color: var(--text-muted); }
.player-row.czar .name::before { content: '♛ '; color: gold; }
.player-row.you .name::after  { content: ' (te)'; color: var(--text-muted); font-weight: 400; }
.player-row.disconnected { opacity: .4; }

/* Select row (editions, options) */
.select-group { display: flex; flex-direction: column; gap: 8px; }
.select-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--grey);
  border-radius: 8px;
  cursor: pointer;
  font-size: .9rem;
  border: 2px solid transparent;
  transition: border-color .15s;
}
.select-option.selected { border-color: var(--white); }
.select-option input[type=checkbox],
.select-option input[type=radio] { accent-color: var(--white); width: 18px; height: 18px; cursor: pointer; }

/* Segmented control */
.seg-control { display: flex; background: var(--grey); border-radius: var(--radius); overflow: hidden; }
.seg-control button {
  flex: 1;
  padding: 10px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.seg-control button.active { background: var(--white); color: var(--black); }

/* Divider */
.divider { border: none; border-top: 1px solid var(--grey2); }

/* Toast */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--grey2);
  color: var(--white);
  padding: 12px 20px;
  border-radius: 20px;
  font-size: .9rem;
  font-weight: 600;
  transition: transform .25s ease;
  pointer-events: none;
  z-index: 999;
  white-space: nowrap;
}
#toast.show { transform: translateX(-50%) translateY(0); }

/* Overlay / modal */
.overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.75);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 16px;
}
.modal {
  background: var(--grey);
  border-radius: var(--radius);
  padding: 24px;
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.modal h2 { font-size: 1.1rem; }
.modal-actions { display: flex; gap: 10px; }
.modal-actions .btn { flex: 1; }
.hidden { display: none !important; }