/* =========================================================
   Ultimate X 5-Play DDB — Casino-style dark felt theme v2
   ========================================================= */

:root {
  --felt: #081a3a;
  --felt-light: #0d2654;
  --felt-dark: #04101f;
  --gold: #ffd700;
  --gold-dim: #b8960f;
  --accent: #00e5ff;
  --accent-dim: #007a8a;
  --win-green: #00ff88;
  --lose-red: #ff4444;
  --white: #f0f0f0;
  --text-dim: #8899bb;
  --card-bg: #ffffff;
  --card-shadow: rgba(0, 0, 0, 0.4);
  --radius: 8px;
  --transition: 0.2s ease;
  --surface: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
}

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

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background:
    radial-gradient(
      ellipse at 30% 20%,
      rgba(0, 229, 255, 0.03) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 70% 80%,
      rgba(255, 215, 0, 0.03) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at center,
      var(--felt-light) 0%,
      var(--felt) 50%,
      var(--felt-dark) 100%
    );
  color: var(--white);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  min-height: 100vh;
  user-select: none;
}

#app {
  width: 100%;
  max-width: 960px;
  display: flex;
  flex-direction: column;
  height: 100vh;
  padding: 8px;
  gap: 8px;
}

/* ---- Title bar ---- */
.title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: linear-gradient(
    135deg,
    rgba(255, 215, 0, 0.12),
    rgba(0, 229, 255, 0.06)
  );
  border-radius: var(--radius);
  border: 1px solid rgba(255, 215, 0, 0.15);
  flex-shrink: 0;
}

.title-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.game-title {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 3px;
  background: linear-gradient(135deg, var(--gold), #fff8dc, var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.game-subtitle {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.8;
}

.trainer-controls {
  display: flex;
  gap: 6px;
}

/* ---- Trainer bar ---- */
.trainer-bar {
  display: flex;
  gap: 20px;
  justify-content: center;
  padding: 4px 8px;
  background: rgba(0, 229, 255, 0.08);
  border-radius: var(--radius);
  font-size: 12px;
  color: var(--accent);
  flex-shrink: 0;
}

/* ---- Buttons ---- */
.toggle-btn {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-dim);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 5px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  transition: var(--transition);
}

.toggle-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
}

.toggle-btn.active {
  background: rgba(0, 229, 255, 0.2);
  color: var(--accent);
  border-color: var(--accent);
}

.toggle-btn.small {
  font-size: 10px;
  padding: 4px 8px;
}

.action-btn {
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.15s ease;
  text-transform: uppercase;
}

.action-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.deal-btn {
  background: linear-gradient(180deg, #ffcc00, #e6a800);
  color: #1a1a2e;
  font-size: 18px;
  padding: 14px 28px;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  position: relative;
  min-width: 132px;
}

.deal-btn:hover:not(:disabled) {
  background: linear-gradient(180deg, #ffdd33, #ffcc00);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
  transform: translateY(-1px);
}

.deal-btn:active:not(:disabled) {
  transform: translateY(1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.22);
}

.bet-max-btn {
  background: linear-gradient(180deg, #4488ff, #2266dd);
  color: white;
  font-size: 11px;
  padding: 8px 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.bet-max-btn:hover:not(:disabled) {
  background: linear-gradient(180deg, #5599ff, #3377ee);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.24);
}

.stepper-btn {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  width: 30px;
  height: 30px;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.stepper-btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.2);
}

.stepper-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ---- Paytable ---- */
.paytable-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  padding: 4px 0;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-dim);
  text-transform: uppercase;
  transition: color var(--transition);
  flex-shrink: 0;
}

.paytable-toggle:hover {
  color: var(--white);
}

.paytable-toggle .arrow {
  font-size: 8px;
  transition: transform 0.2s ease;
}

.paytable-toggle.open .arrow {
  transform: rotate(180deg);
}

.paytable-container {
  flex-shrink: 0;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.paytable-container.open {
  max-height: 360px;
}

.paytable {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  margin-bottom: 4px;
}

.paytable th {
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 9px;
  padding: 4px 8px;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.paytable th:first-child {
  text-align: left;
}

.paytable td {
  padding: 3px 8px;
  text-align: center;
  color: var(--text-dim);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.paytable td:first-child {
  text-align: left;
  color: var(--white);
  font-weight: 600;
}

.paytable tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}

.paytable td.active-col {
  color: var(--gold);
  font-weight: 800;
  background: rgba(255, 215, 0, 0.06);
}

.paytable tr.royal td {
  color: var(--gold);
}

.paytable tr.royal td.active-col {
  color: var(--gold);
}

/* ---- 5-Hand Grid (stacked overlapping cards) ---- */
.hands-grid {
  flex-shrink: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  padding: 0;
}

/* Each hand slot: stacked cards, result area, right-side multipliers */
.hand-slot {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
  transition: border-color 0.3s ease, background-color 0.3s ease;
  min-height: 70px;
}

.hand-slot.win-pulse {
  animation: winPulse 1.2s ease-out;
}

@keyframes winPulse {
  0%   { border-color: var(--win-green); background: rgba(0, 255, 136, 0.08); }
  50%  { background: rgba(0, 255, 136, 0.04); }
  100% { border-color: var(--border); background: var(--surface); }
}

/* Multiplier badges (right side column) */
.multiplier-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  min-width: 58px;
  text-align: center;
  line-height: 1.2;
}

.right-multipliers {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
  flex-shrink: 0;
}

.left-multiplier {
  align-items: flex-start;
  text-align: left;
}

.multiplier-prefix {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-dim);
  text-transform: uppercase;
  white-space: nowrap;
}

.multiplier-value {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-dim);
  letter-spacing: 1px;
  transition: all 0.3s ease;
}

.next-multiplier .multiplier-value {
  font-size: 16px;
}

.current-multiplier .multiplier-value {
  font-size: 20px;
}

.current-multiplier.active .multiplier-value {
  color: var(--gold);
}

.current-multiplier.active .multiplier-prefix {
  color: var(--gold-dim);
}

.next-multiplier.active .multiplier-value {
  color: var(--accent);
}

.next-multiplier.active .multiplier-prefix {
  color: var(--accent-dim);
}

/* Stacked cards container - cards overlap horizontally */
.stacked-cards {
  position: relative;
  display: flex;
  flex: 1;
  height: 56px;
  min-width: 0;
}

.stacked-card {
  position: absolute;
  width: 42px;
  height: 56px;
  background: var(--card-bg);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 3px 4px;
  box-shadow: 1px 0 4px var(--card-shadow);
  border: 1px solid rgba(0,0,0,0.1);
  overflow: hidden;
  line-height: 1.1;
}

.stacked-face {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
  font-weight: 800;
}

.stacked-rank {
  font-size: 12px;
}

.stacked-suit {
  font-size: 13px;
  margin-top: -1px;
}

/* Each card offset from the prev */
.stacked-card:nth-child(1) { left: 0; z-index: 1; }
.stacked-card:nth-child(2) { left: 20px; z-index: 2; }
.stacked-card:nth-child(3) { left: 40px; z-index: 3; }
.stacked-card:nth-child(4) { left: 60px; z-index: 4; }
.stacked-card:nth-child(5) { left: 80px; z-index: 5; }

.stacked-card.face-down {
  background: linear-gradient(135deg, #1a3a6a, #0d2a5a);
  border: 1px solid #2a4a8a;
}

.stacked-card.face-down::after {
  content: '';
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 2px;
}

/* Hand result overlay */
.hand-result-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  flex-shrink: 0;
  gap: 1px;
}

.hand-result {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-dim);
  text-align: center;
  white-space: nowrap;
  line-height: 1.2;
}

.hand-result.winner {
  color: white;
}

.hand-payout {
  font-size: 12px;
  font-weight: 800;
  color: transparent;
  line-height: 1;
}

.hand-payout.winner {
  color: var(--gold);
}


/* ---- Player Area ---- */
.player-area {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 0;
  min-height: 0;
}

.player-cards {
  display: flex;
  justify-content: center;
  gap: 10px;
}

/* ---- Cards ---- */
.card {
  width: 120px;
  height: 168px;
  border-radius: 8px;
  background: var(--card-bg);
  box-shadow: 0 4px 16px var(--card-shadow);
  position: relative;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
  overflow: hidden;
  border: 3px solid transparent;
}

.card-placeholder {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: none;
}

.card.clickable {
  cursor: pointer;
}

.card.clickable:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 25px var(--card-shadow);
}

.card.held {
  border: 3px solid var(--gold);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
  transform: translateY(-10px);
}

.card.held:hover {
  transform: translateY(-10px);
}

.held-badge {
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: #1a1a2e;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 10px;
  border-radius: 3px;
  letter-spacing: 2px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

.card.optimal-highlight {
  box-shadow: none;
  border: 3px solid var(--accent);
}

.card.wrong-highlight {
  box-shadow: none;
  border: 3px solid var(--lose-red);
}

/* Card image */
.card-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

/* CSS fallback card face */
.card-face {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: white;
  border-radius: 6px;
  font-family: "Inter", sans-serif;
}

.card-rank-tl {
  position: absolute;
  top: 8px;
  left: 10px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.1;
  text-align: center;
}

.card-rank-br {
  position: absolute;
  bottom: 8px;
  right: 10px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.1;
  text-align: center;
  transform: rotate(180deg);
}

.card-suit-center {
  font-size: 48px;
}

/* Card back */
.card-back {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a3a7a, #0a2040);
  border: 3px solid #2a5aaa;
  border-radius: 6px;
  position: relative;
  overflow: hidden;
}

.card-back::after {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 4px,
    rgba(255, 255, 255, 0.02) 4px,
    rgba(255, 255, 255, 0.02) 8px
  );
}

/* Card animations */
.card-enter {
  opacity: 0;
  transform: translateY(-30px) scale(0.9);
}

.card-dealt {
  opacity: 1;
  transform: translateY(0) scale(1);
  transition:
    opacity 0.2s ease,
    transform 0.25s ease;
}

.card-exit {
  opacity: 0;
  transform: translateY(20px) scale(0.9);
  transition:
    opacity 0.15s ease,
    transform 0.15s ease;
}

/* Stacked card reveal animation */
.stacked-card {
  transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}
.stacked-card.card-reveal {
  opacity: 0;
  transform: scale(0.7);
}

/* ---- Message area ---- */
.message-area {
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  color: var(--gold);
  min-height: 22px;
  opacity: 0;
  transition: opacity 0.3s ease;
  flex-shrink: 0;
}

.message-area.visible {
  opacity: 1;
}

.reset-prompt {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(2, 8, 20, 0.75);
  z-index: 1000;
}

.reset-prompt.open {
  display: flex;
}

.reset-prompt-card {
  width: min(360px, calc(100vw - 24px));
  background: rgba(5, 15, 35, 0.95);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
}

.reset-prompt-text {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--white);
}

.reset-prompt-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}

.reset-prompt-btn {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.reset-prompt-no {
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
}

.reset-prompt-yes {
  background: #ffcc00;
  color: #1a1a2e;
  border-color: #ffcc00;
}

/* ---- Trainer feedback ---- */
.trainer-feedback {
  text-align: center;
  min-height: 24px;
  font-size: 13px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.trainer-feedback.visible {
  opacity: 1;
}

.trainer-correct {
  color: var(--win-green);
  font-weight: 700;
}

.trainer-wrong {
  color: var(--lose-red);
  font-weight: 700;
}

.trainer-optimal {
  margin-top: 3px;
  color: var(--accent);
  font-size: 12px;
}

.opt-hold {
  color: var(--accent);
  font-weight: 800;
  text-decoration: underline;
}

.opt-discard {
  color: var(--text-dim);
  opacity: 0.5;
}

/* ---- Controls bar ---- */
.controls-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 10px 16px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.45));
  border-radius: var(--radius);
  border: 1px solid var(--border);
  backdrop-filter: blur(4px);
}

.control-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 0 16px;
  min-height: 40px;
  min-width: 120px
}

.control-group + .control-group {
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

.control-group label,
.control-group .control-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
}

.control-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  min-width: 50px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.denom-group {
  gap: 4px;
}

.denom-toggle {
  border: 1px solid #ffcc00;
  background: linear-gradient(180deg, #ffdd55, #ffbf00);
  color: #1a1a2e;
  border-radius: 999px;
  padding: 5px 8px;
  width: 44px;
  min-height: 24px;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}

.denom-toggle:hover {
  filter: brightness(1.04);
}

.denom-toggle:active {
  transform: translateY(1px);
  filter: brightness(0.96);
}

.balance-tap {
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  text-align: center;
  -webkit-appearance: none;
  appearance: none;
  touch-action: manipulation;
}

.balance-tap:active {
  opacity: 0.85;
}

.win-display {
  color: var(--gold);
}

.win-display.win-flash {
  animation: winFlash 1.5s ease-out;
}

@keyframes winFlash {
  0% {
    color: #ffffff;
    transform: scale(1.3);
  }
  50% {
    color: var(--gold);
  }
  100% {
    color: var(--gold);
    transform: scale(1);
  }
}




.controls-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
}

/* ---- Empty state ---- */
.empty-state-msg {
  text-align: center;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  opacity: 0.7;
  padding: 8px 0;
}

.empty-state-msg kbd {
  display: inline-block;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  padding: 2px 8px;
  font-size: 11px;
  font-family: inherit;
  font-weight: 700;
  color: var(--white);
  margin: 0 2px;
}

/* ---- Responsive — mobile ---- */
@media (max-width: 768px) {
  #app {
    padding: 0 8px;
    gap: 4px;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
  }

  .title-bar {
    padding: 5px 8px;
    padding-top: max(5px, env(safe-area-inset-top));
    margin: 0 -8px;
    border-radius: 0;
    border: none;
  }
  .game-title { font-size: 15px; letter-spacing: 1px; }
  .game-subtitle { display: none; }
  .toggle-btn { padding: 6px 10px; font-size: 10px; min-height: 32px; }
  .toggle-btn.small { padding: 6px 8px; min-height: 32px; }

  .trainer-bar { font-size: 10px; gap: 10px; padding: 3px 6px; }
  .paytable-toggle { font-size: 10px; padding: 2px 0; }
  .paytable-container.open { max-height: 300px; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .paytable { font-size: 10px; }
  .paytable th { font-size: 8px; padding: 3px 4px; }
  .paytable td { padding: 3px 5px; }

  .hands-grid {
    grid-template-columns: 1fr;
    gap: 2px;
    flex-shrink: 0;
  }
  .hand-slot {
    min-height: 40px;
    padding: 3px 6px;
    gap: 4px;
  }
  .right-multipliers { min-width: 46px; gap: 2px; }
  .multiplier-label { min-width: 44px; }
  .left-multiplier { min-width: 44px; }
  .multiplier-prefix { font-size: 7px; }
  .multiplier-value { font-size: 14px; }
  .current-multiplier .multiplier-value { font-size: 15px; }
  .next-multiplier .multiplier-value { font-size: 13px; }

  .stacked-cards { height: 44px; flex: 0 0 auto; width: 104px; }
  .hand-result-area { flex: 1; min-width: 0; align-items: flex-start; margin-left: 6px; }
  .stacked-card {
    width: 32px;
    height: 44px;
    font-size: 10px;
    padding: 2px 2px;
    border-radius: 3px;
  }
  .stacked-rank { font-size: 13px; }
  .stacked-suit { font-size: 14px; margin-top: -1px; }
  .stacked-card:nth-child(1) { left: 0; }
  .stacked-card:nth-child(2) { left: 18px; }
  .stacked-card:nth-child(3) { left: 36px; }
  .stacked-card:nth-child(4) { left: 54px; }
  .stacked-card:nth-child(5) { left: 72px; }
  .hand-result { font-size: 12px; text-align: left; }
  .hand-payout { font-size: 13px; }

  .player-area {
    flex: 1 1 0;
    min-height: 0;
    padding: 8px 0 4px;
    gap: 4px;
    justify-content: center;
  }
  .player-cards { gap: 4px; flex-shrink: 1; min-height: 0; }
  .card {
    width: min(calc((100vw - 32px) / 5), 110px);
    height: auto;
    aspect-ratio: 1 / 1.35;
    border-radius: 6px;
    max-width: 110px;
    min-width: 56px;
  }
  .card.clickable:hover { transform: none; }
  .card.clickable:active { transform: scale(0.96); }
  .card.held { transform: translateY(-6px); }
  .card.held:hover { transform: translateY(-6px); }
  .card-rank-tl { font-size: clamp(14px, 2.8vw, 16px); top: 2px; left: 3px; }
  .card-rank-br { font-size: clamp(14px, 2.8vw, 16px); bottom: 2px; right: 3px; top: auto; left: auto; }
  .card-suit-center { font-size: clamp(22px, 5vw, 28px); }
  .held-badge { font-size: 7px; padding: 2px 6px; bottom: 2px; letter-spacing: 1px; }

  .trainer-feedback { font-size: 11px; min-height: 0; }
  .message-area { font-size: 12px; min-height: 0; }
  .empty-state-msg { display: none; }

  .controls-bar {
    flex-shrink: 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: auto auto;
    gap: 6px;
    padding: 6px 8px;
    padding-bottom: max(6px, env(safe-area-inset-bottom));
    margin: 0 -8px;
    align-items: center;
    border-radius: 0;
    border: none;
  }
  .control-group { min-width: 0; padding: 0; }
  .balance-tap { width: 100%; }
  .control-group + .control-group { border-left: none; }
  .control-group label,
  .control-group .control-label { font-size: 7px; letter-spacing: 1px; }
  .control-value { font-size: clamp(14px, 3.7vw, 16px); min-width: auto; }
  .denom-toggle {
    min-width: 0;
    padding: 5px 4px;
    font-size: 11px;
    min-height: 28px;
  }

  .control-group.denom-group label{
    display: none;
  }

  .controls-actions {
    grid-column: 1 / -1;
    display: flex;
    gap: 6px;
    padding: 0;
    border-left: none;
    justify-content: stretch;
  }
  .deal-btn {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    min-height: 40px;
    border-radius: 6px;
  }

  button { touch-action: manipulation; }
}