/* ============================================================
   Reset & base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: #0d4a26;
  color: #fff;
  height: 100dvh;
  overflow: hidden;
}

/* ============================================================
   App shell
   ============================================================ */
#app {
  display: flex;
  flex-direction: column;
  height: 100dvh;
}

/* ============================================================
   Top bar
   ============================================================ */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: rgba(0, 0, 0, 0.35);
  border-bottom: 1px solid rgba(201, 168, 76, 0.3);
  flex-shrink: 0;
}

.game-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #c9a84c;
}

.balance-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.balance-label {
  font-size: 12px;
  color: #aaa;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.balance-amount {
  font-size: 18px;
  font-weight: 700;
  color: #c9a84c;
  min-width: 80px;
  text-align: right;
}

.balance-amount.bounce {
  animation: balanceBounce 0.4s ease;
}

@keyframes balanceBounce {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.25); }
  70%  { transform: scale(0.95); }
  100% { transform: scale(1); }
}

.btn-add-funds {
  background: transparent;
  border: 1.5px solid #c9a84c;
  color: #c9a84c;
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-add-funds:hover { background: rgba(201, 168, 76, 0.15); }

.btn-add-funds.pulse {
  animation: addFundsPulse 1s ease infinite;
}

@keyframes addFundsPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(201, 168, 76, 0.5); }
  50%       { box-shadow: 0 0 0 6px rgba(201, 168, 76, 0); }
}

/* ============================================================
   Table
   ============================================================ */
.table {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.dealer-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  gap: 12px;
}

.player-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  gap: 12px;
}

.player-area.split {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
}

.table-divider {
  height: 1px;
  background: rgba(201, 168, 76, 0.2);
  margin: 0 24px;
  flex-shrink: 0;
}

/* ============================================================
   Hand label
   ============================================================ */
.hand-label {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

/* ============================================================
   Hand container (used in split)
   ============================================================ */
.hand-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 120px;
}

.hand-container.active-hand .cards-row {
  outline: 2px solid #c9a84c;
  outline-offset: 6px;
  border-radius: 8px;
}

/* ============================================================
   Action bar
   ============================================================ */
.action-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px 24px;
  background: rgba(0, 0, 0, 0.25);
  border-top: 1px solid rgba(201, 168, 76, 0.2);
  flex-shrink: 0;
  min-height: 72px;
}

/* ============================================================
   Action buttons
   ============================================================ */
.btn-action {
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 1.5px solid #c9a84c;
  transition: background 0.15s, color 0.15s;
}

.btn-filled  { background: #c9a84c; color: #0d2b1a; }
.btn-outline { background: transparent; color: #c9a84c; }
.btn-filled:hover  { background: #e0b84d; }
.btn-outline:hover { background: rgba(201, 168, 76, 0.12); }
.btn-action:disabled { opacity: 0.4; cursor: not-allowed; }

/* ============================================================
   Result overlay
   ============================================================ */
.result-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 38vh;
  pointer-events: none;
  z-index: 100;
}

.result-message {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: 3px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: scale(0.7);
  animation: resultPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes resultPop {
  to { opacity: 1; transform: scale(1); }
}

.result-message.win       { color: #c9a84c; }
.result-message.blackjack { color: #f0e080; }
.result-message.lose      { color: #e74c3c; }
.result-message.push      { color: #bbb; }

/* ============================================================
   Cards row
   ============================================================ */
.cards-row {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  min-height: 96px;
  position: relative;
}

/* ============================================================
   Card component
   ============================================================ */
.card {
  width: clamp(48px, 11vw, 70px);
  height: clamp(68px, 15.5vw, 98px);
  border-radius: 8px;
  position: relative;
  transform-style: preserve-3d;
  flex-shrink: 0;
}

.card-inner {
  position: absolute;
  inset: 0;
  border-radius: 8px;
  transform-style: preserve-3d;
  transition: transform 0.35s ease;
}

.card.flipped .card-inner {
  transform: rotateY(180deg);
}

.card-front,
.card-back {
  position: absolute;
  inset: 0;
  border-radius: 8px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.card-front {
  background: #f9f9f9;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 6px;
  transform: rotateY(0deg);
}

.card-back {
  background: linear-gradient(135deg, #1a3a6c, #0d2040);
  border: 1px solid rgba(100, 140, 200, 0.4);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotateY(180deg);
}

.card-back::after {
  content: '';
  width: 44px;
  height: 66px;
  border: 1px solid rgba(100, 140, 200, 0.3);
  border-radius: 4px;
}

.card-rank {
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
}

.card-suit-center {
  font-size: 26px;
  line-height: 1;
  text-align: center;
}

.card-rank-bottom {
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
  transform: rotate(180deg);
  align-self: flex-end;
}

.card.red .card-rank,
.card.red .card-suit-center,
.card.red .card-rank-bottom { color: #c0392b; }

.card.black .card-rank,
.card.black .card-suit-center,
.card.black .card-rank-bottom { color: #1a1a1a; }

/* ============================================================
   Card deal animation
   ============================================================ */
@keyframes dealSlideFlip {
  0%   { transform: translate(140px, -140px) rotateY(90deg); opacity: 0; }
  45%  { transform: translate(0, 0) rotateY(90deg); opacity: 1; }
  100% { transform: translate(0, 0) rotateY(0deg); }
}

@keyframes dealSlideNoFlip {
  0%   { transform: translate(140px, -140px); opacity: 0; }
  100% { transform: translate(0, 0); opacity: 1; }
}

.card.dealing          { animation: dealSlideFlip   0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards; }
.card.dealing-facedown { animation: dealSlideNoFlip 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards; }

/* ============================================================
   Card result flashes
   ============================================================ */
@keyframes winFlash {
  0%, 100% { filter: brightness(1); }
  40%       { filter: brightness(1.3) drop-shadow(0 0 10px rgba(201,168,76,0.9)); }
}

@keyframes loseFlash {
  0%, 100% { filter: brightness(1); }
  40%       { filter: brightness(0.8) drop-shadow(0 0 10px rgba(231,76,60,0.9)); }
}

.card.flash-win  { animation: winFlash  0.6s ease; }
.card.flash-lose { animation: loseFlash 0.6s ease; }

/* ============================================================
   Chip component
   ============================================================ */
.chip {
  width: clamp(56px, 12vw, 80px);
  height: clamp(56px, 12vw, 80px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  border: clamp(2px, 0.3vw, 4px) solid #e8d48a;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
  font-weight: 900;
  font-size: clamp(11px, 2.5vw, 13px);
  user-select: none;
  transition: transform 0.1s, box-shadow 0.1s;
}

.chip::before {
  content: '';
  position: absolute;
  inset: 8%;
  border-radius: 50%;
  border: clamp(2px, 0.2vw, 3px) dashed rgba(232, 212, 138, 0.6);
  pointer-events: none;
}

.chip:hover  { transform: scale(1.08); box-shadow: 0 6px 16px rgba(0,0,0,0.6); }
.chip:active { transform: scale(0.95); }

.chip-5   { background: #c0392b; color: #fff; }
.chip-25  { background: #27ae60; color: #fff; }
.chip-100 { background: #1a1a2e; color: #e8d48a; }

/* ============================================================
   Mobile portrait optimization
   ============================================================ */
@media (max-width: 600px) {
  .top-bar {
    padding: 10px 16px;
    flex-wrap: wrap;
    gap: 12px;
  }

  .game-title {
    font-size: 13px;
    flex-basis: 100%;
    text-align: center;
  }

  .balance-area {
    gap: 8px;
    margin-left: auto;
  }

  .balance-amount {
    min-width: auto;
    font-size: 16px;
  }

  .btn-add-funds {
    padding: 6px 12px;
    font-size: 11px;
  }

  .dealer-area,
  .player-area {
    padding: 12px 16px;
    gap: 8px;
  }

  .table-divider {
    margin: 8px 16px;
  }

  .cards-row {
    gap: 6px;
    min-height: auto;
  }

  .action-bar {
    padding: 12px 16px;
    gap: 8px;
    min-height: auto;
    flex-wrap: wrap;
  }

  .btn-action {
    padding: 10px 16px;
    font-size: 12px;
  }

  .action-bar .btn-action {
    flex: 1;
    min-width: 80px;
  }

  .hand-label {
    font-size: 10px;
  }

  .result-message {
    font-size: clamp(32px, 10vw, 48px);
    letter-spacing: 2px;
  }

  .card-rank {
    font-size: clamp(10px, 2vw, 14px);
  }

  .card-suit-center {
    font-size: clamp(18px, 5vw, 26px);
  }

  .card-rank-bottom {
    font-size: clamp(10px, 2vw, 14px);
  }
}

/* ============================================================
   Title screen
   ============================================================ */
#title-screen {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: radial-gradient(ellipse at center, #1a6b3a 0%, #0d4a26 50%, #082e18 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease;
}

#title-screen::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 3px,
    rgba(255, 255, 255, 0.015) 3px,
    rgba(255, 255, 255, 0.015) 4px
  );
  pointer-events: none;
}

#title-screen::after {
  content: '';
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: 8px;
  pointer-events: none;
}

.title-suit-row {
  font-size: 13px;
  letter-spacing: 8px;
  color: rgba(201, 168, 76, 0.7);
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}

.title-heading {
  font-size: clamp(36px, 8vw, 64px);
  font-weight: 900;
  color: #c9a84c;
  letter-spacing: 8px;
  text-shadow: 0 0 30px rgba(201, 168, 76, 0.5), 0 2px 8px rgba(0, 0, 0, 0.6);
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.title-tagline {
  font-size: 11px;
  letter-spacing: 4px;
  color: rgba(255, 255, 255, 0.35);
  text-transform: uppercase;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.title-play-btn {
  font-size: 13px;
  letter-spacing: 3px;
  position: relative;
  z-index: 1;
}

/* ============================================================
   Mute button (title screen + top bar)
   ============================================================ */
.btn-mute {
  background: transparent;
  border: none;
  font-size: 18px;
  cursor: pointer;
  padding: 6px;
  opacity: 0.5;
  transition: opacity 0.15s;
  line-height: 1;
}

.btn-mute:hover { opacity: 1; }

#title-screen .btn-mute {
  position: absolute;
  bottom: 14px;
  right: 16px;
  z-index: 1;
}

/* ============================================================
   Confetti
   ============================================================ */
@keyframes confettiFall {
  0%   { transform: translateY(-10px) rotate(0deg); opacity: 1; }
  100% { transform: translateY(100vh) rotate(720deg); opacity: 0; }
}

.confetti-particle {
  position: fixed;
  top: 0;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  pointer-events: none;
  z-index: 300;
  animation: confettiFall linear forwards;
}

/* ============================================================
   Dealer reveal pulse
   ============================================================ */
@keyframes dealerRevealPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.03); }
  100% { transform: scale(1); }
}

.dealer-area--reveal #dealer-label {
  animation: dealerRevealPulse 0.3s ease;
}