:root {
  --bg: #0f1120;
  --bg-elev: #171a2e;
  --bg-elev-2: #1f2340;
  --border: #2d3157;
  --text: #f1f0fb;
  --text-dim: #a4a7c7;
  --accent: #8b5cf6;
  --accent-2: #c4b5fd;
  --gold: #facc15;
  --green: #34d399;
  --red: #fb7185;
  --host: #f59e0b;
  --radius: 16px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100vh;
  padding-top: var(--safe-top);
  padding-bottom: var(--safe-bottom);
  overflow-x: hidden;
}

.hidden { display: none !important; }

button {
  font: inherit;
  cursor: pointer;
}

input {
  font: inherit;
}

/* ---------- App shell ---------- */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(180deg, rgba(15,17,32,0.97), rgba(15,17,32,0.88));
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.02em;
}

.brand .ball {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--accent-2) 40%, var(--accent) 100%);
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 800;
  color: #3b1a85;
}

.header-actions { display: flex; gap: 8px; }

.icon-btn {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 13px;
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 16px 16px 48px;
}

.screen-title {
  font-size: 15px;
  color: var(--text-dim);
  margin: 4px 0 18px;
}

/* ---------- Cards ---------- */

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0 0 4px;
  font-size: 16px;
}

.card .hint {
  color: var(--text-dim);
  font-size: 13px;
  margin: 0 0 12px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  font-size: 14px;
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #6d28d9);
  border: none;
  color: #fff;
  box-shadow: 0 6px 18px rgba(139, 92, 246, 0.35);
}

.btn-block { width: 100%; }
.btn-sm { padding: 8px 12px; font-size: 13px; border-radius: 10px; }
.btn-danger { background: rgba(251,113,133,0.12); border-color: rgba(251,113,133,0.4); color: var(--red); }
.btn-host { background: rgba(245,158,11,0.14); border-color: rgba(245,158,11,0.45); color: var(--host); }

/* ---------- Setup: ticket upload ---------- */

.upload-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.upload-row input[type="file"] { display: none; }

.ocr-progress {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-dim);
}

.ocr-progress .bar {
  height: 6px;
  border-radius: 999px;
  background: var(--bg-elev-2);
  overflow: hidden;
  margin-top: 6px;
}

.ocr-progress .bar > div {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
}

.ticket-name-row {
  display: flex;
  gap: 10px;
  margin: 12px 0;
}

.ticket-name-row input {
  flex: 1;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
}

/* ---------- Ticket grid (3x9 tambola grid) ---------- */

.ticket-grid {
  display: grid;
  grid-template-columns: repeat(9, 1fr);
  gap: 4px;
  background: var(--border);
  padding: 4px;
  border-radius: 10px;
}

.ticket-cell {
  aspect-ratio: 1;
  background: var(--bg-elev-2);
  color: var(--text);
  border: none;
  border-radius: 6px;
  text-align: center;
  font-weight: 700;
  font-size: clamp(11px, 2.6vw, 15px);
  padding: 0;
  min-width: 0;
}

.ticket-cell.empty { background: transparent; }

.ticket-cell.matched {
  background: var(--accent);
  color: #fff;
}

.ticket-grid.readonly .ticket-cell { pointer-events: none; }

.ticket-card-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  gap: 8px;
}

.ticket-list { display: flex; flex-direction: column; gap: 12px; }

.ticket-card-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-weight: 700;
}

.ticket-card-title .count {
  font-weight: 500;
  font-size: 12px;
  color: var(--text-dim);
}

/* ---------- Game screen layout ---------- */

.mode-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.mode-tabs button {
  flex: 1;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 12px;
  padding: 10px;
  font-weight: 700;
}

.mode-tabs button.active {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
}

/* Caller */

.caller {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 16px;
}

.caller-ball {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  font-size: 34px;
  font-weight: 800;
  color: #3b1a85;
  background: radial-gradient(circle at 35% 30%, #fff, var(--accent-2) 45%, var(--accent) 100%);
  box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
  transition: transform 0.25s ease;
}

.caller-ball.pop { animation: pop 0.4s ease; }

@keyframes pop {
  0% { transform: scale(0.6) rotate(-10deg); }
  60% { transform: scale(1.1) rotate(4deg); }
  100% { transform: scale(1) rotate(0); }
}

.caller-meta { flex: 1; min-width: 0; }
.caller-meta .label { color: var(--text-dim); font-size: 13px; }
.caller-history {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.caller-history span {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
}

.call-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.call-controls .spacer { flex: 1; }

.auto-call-rate {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
}

/* Number board 1-90 */

.board {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 5px;
}

.board .num {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  font-size: clamp(10px, 2.6vw, 13px);
  font-weight: 700;
  color: var(--text-dim);
}

.board .num.called {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
}

.board .num.current {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

/* Prize tracker */

.prize-tracker {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.prize-badge {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}

.prize-badge .name { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; }
.prize-badge .winner { margin-top: 6px; font-weight: 700; font-size: 14px; }
.prize-badge.won {
  background: linear-gradient(135deg, rgba(250,204,21,0.18), rgba(250,204,21,0.05));
  border-color: rgba(250,204,21,0.5);
}
.prize-badge.won .winner { color: var(--gold); }
.prize-badge .winner.pending { color: var(--text-dim); font-weight: 500; }

/* Host panel */

.host-panel {
  border: 1px dashed var(--host);
  background: rgba(245, 158, 11, 0.06);
}

.host-panel .host-flag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--host);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.rig-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.rig-row:last-child { border-bottom: none; }

.rig-row select {
  flex: 1;
  min-width: 140px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px;
}

.rig-row .prize-label { width: 96px; font-weight: 700; font-size: 13px; }

.rig-row .armed-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--host);
  background: rgba(245,158,11,0.15);
  border-radius: 999px;
  padding: 4px 10px;
}

.forced-next {
  margin-top: 10px;
  font-size: 12px;
  color: var(--text-dim);
  background: var(--bg-elev-2);
  border-radius: 10px;
  padding: 8px 10px;
}

.decoy-setting {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.decoy-setting input[type="number"] {
  width: 64px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 8px;
  text-align: center;
}

/* Tickets during game */

.game-tickets {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.game-ticket-card .progress {
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 8px;
}

/* Presentation mode: hide host panel, go fullscreen-friendly */

body.presentation .host-only { display: none !important; }
body.presentation main { max-width: 1100px; }
body.presentation .caller-ball { width: 130px; height: 130px; font-size: 46px; }

/* Toast */

#toast {
  position: fixed;
  bottom: calc(18px + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 13px;
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

#toast.show { opacity: 1; transform: translateX(-50%) translateY(-4px); }

#confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 60;
}

footer.hint-footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 12px;
  margin-top: 24px;
}

@media (max-width: 420px) {
  .caller { flex-direction: column; align-items: flex-start; }
  .caller-ball { width: 84px; height: 84px; font-size: 28px; }
}