:root {
  --felt-1: #0b3d2e;
  --felt-2: #072218;
  --gold: #e9c464;
  --gold-bright: #ffd97a;
  --red: #d4321c;
  --black: #111418;
  --card-bg: #fafaf5;
  --card-radius: 12px;
  /* Scale cards to viewport so the game fills any screen like a real game canvas. */
  --card-h: clamp(120px, 22vh, 220px);
  --card-w: calc(var(--card-h) * 0.714);
  --shadow-deep: 0 18px 30px rgba(0,0,0,.55), 0 4px 8px rgba(0,0,0,.4);
  --shadow-lift: 0 26px 44px rgba(0,0,0,.6), 0 6px 14px rgba(0,0,0,.5);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  font-family: "Georgia", "Times New Roman", serif;
  color: #eee;
  background:
    radial-gradient(ellipse at 50% 30%, #14614a 0%, var(--felt-1) 40%, var(--felt-2) 100%);
}

body {
  display: flex;
  flex-direction: column;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 20% 15%, rgba(255,255,255,.04) 0, transparent 40%),
    radial-gradient(circle at 80% 85%, rgba(255,255,255,.03) 0, transparent 40%);
  z-index: 0;
}

.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,.55) 100%);
  z-index: 1;
}

#fx {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

/* -------- Title -------- */
.topbar {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 8px 0 2px;
  flex-shrink: 0;
}

.title {
  margin: 0;
  font-family: "Georgia", serif;
  font-size: clamp(32px, 5vh, 56px);
  letter-spacing: clamp(8px, 1.8vh, 18px);
  padding-left: 18px;
  display: inline-flex;
}

.title-letter {
  background: linear-gradient(180deg, #fff5c9 0%, var(--gold) 50%, #7a5519 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 0 rgba(0,0,0,.4);
  filter: drop-shadow(0 0 12px rgba(233,196,100,.35));
  animation: titlePulse 3s ease-in-out infinite;
}

.title-letter:nth-child(2) { animation-delay: .3s; }
.title-letter:nth-child(3) { animation-delay: .6s; }

@keyframes titlePulse {
  0%, 100% { filter: drop-shadow(0 0 10px rgba(233,196,100,.35)); transform: translateY(0); }
  50%      { filter: drop-shadow(0 0 22px rgba(255,217,122,.75)); transform: translateY(-2px); }
}

.subtitle {
  color: #b9c9c3;
  letter-spacing: 6px;
  font-size: 11px;
  text-transform: uppercase;
  opacity: .75;
}

/* -------- Table layout -------- */
.table {
  position: relative;
  z-index: 3;
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 10px;
  width: 100%;
  padding: 6px clamp(10px, 2vw, 28px) 0;
}

.player-area {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 16px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(0,0,0,.25));
  border: 1px solid rgba(255,255,255,.05);
  box-shadow: inset 0 0 40px rgba(0,0,0,.35);
  min-height: 0;
  flex-shrink: 0;
}

.ai-area { flex-direction: row-reverse; }

.player-info {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 230px;
}

.avatar {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  position: relative;
  background: radial-gradient(circle at 35% 30%, #3a4b7a, #0c1430);
  box-shadow: 0 0 0 3px var(--gold), 0 0 20px rgba(233,196,100,.4), inset 0 -6px 12px rgba(0,0,0,.6);
}

.ai-avatar .eye {
  position: absolute;
  top: 24px;
  width: 10px;
  height: 10px;
  background: #ff3030;
  border-radius: 50%;
  box-shadow: 0 0 10px #ff3030;
  animation: blink 4s infinite;
}
.ai-avatar .eye.left { left: 16px; }
.ai-avatar .eye.right { right: 16px; }
.ai-avatar .mouth {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 3px;
  background: #333;
  border-radius: 2px;
}

@keyframes blink {
  0%, 92%, 100% { transform: scaleY(1); }
  95%, 97%      { transform: scaleY(0.1); }
}

.you-avatar {
  background: radial-gradient(circle at 35% 30%, #c88f3d, #5a2e0c);
}
.you-avatar .crown {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 24px;
  background: linear-gradient(180deg, #ffe07a, var(--gold));
  clip-path: polygon(0 100%, 10% 30%, 25% 70%, 50% 0, 75% 70%, 90% 30%, 100% 100%);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.5));
}

.player-meta { display: flex; flex-direction: column; }

.player-name {
  font-family: "Georgia", serif;
  letter-spacing: 4px;
  font-size: 14px;
  color: var(--gold-bright);
  text-shadow: 0 1px 0 rgba(0,0,0,.5);
}

.player-stats { margin-top: 4px; font-size: 12px; color: #cfd8d4; letter-spacing: 2px; }
.deck-count {
  font-size: 22px;
  color: #fff;
  font-weight: bold;
  margin-right: 6px;
  transition: color .3s;
}
.deck-count.flash { color: var(--gold-bright); text-shadow: 0 0 10px var(--gold); }

/* -------- Deck stack -------- */
.deck-stack {
  position: relative;
  width: var(--card-w);
  height: var(--card-h);
}

.deck-stack .stacked {
  position: absolute;
  inset: 0;
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-deep);
}

.deck-stack.empty::after {
  content: "EMPTY";
  position: absolute;
  inset: 0;
  border: 2px dashed rgba(255,255,255,.15);
  border-radius: var(--card-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.25);
  letter-spacing: 3px;
  font-size: 10px;
}

/* -------- Battlefield -------- */
.battlefield {
  position: relative;
  min-height: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 16px 20px 10px;
  border-radius: 18px;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(255,255,255,.06), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,.15), rgba(0,0,0,.35));
  border: 1px solid rgba(255,255,255,.06);
  box-shadow: inset 0 0 60px rgba(0,0,0,.5);
  overflow: hidden;
}

.battle-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(20px, 5vw, 80px);
  flex: 1 1 auto;
  min-height: 0;
}

.slot {
  position: relative;
  width: var(--card-w);
  height: var(--card-h);
  border: 2px dashed rgba(255,255,255,.12);
  border-radius: var(--card-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow .3s, border-color .3s;
}

.slot.glow {
  box-shadow: 0 0 30px rgba(233,196,100,.6), inset 0 0 20px rgba(233,196,100,.2);
  border-color: rgba(233,196,100,.6);
}

.slot.winner {
  box-shadow: 0 0 50px rgba(120, 255, 160, .9), inset 0 0 30px rgba(120,255,160,.3);
  border-color: rgba(120,255,160,.8);
}

.slot.loser { opacity: .85; }

.slot-label {
  color: rgba(255,255,255,.25);
  letter-spacing: 3px;
  font-size: 10px;
  text-transform: uppercase;
}

/* Cards placed into slots */
.slot > .card { position: absolute; inset: 0; }

.versus {
  position: relative;
  width: 86px;
  height: 86px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.vs-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--gold);
  box-shadow: 0 0 18px rgba(233,196,100,.5), inset 0 0 18px rgba(233,196,100,.3);
  animation: ringSpin 10s linear infinite;
}
.vs-ring::before, .vs-ring::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px dashed rgba(233,196,100,.4);
}
.vs-ring::after { inset: -14px; border-color: rgba(233,196,100,.15); }

@keyframes ringSpin { to { transform: rotate(360deg); } }

.vs-text {
  font-family: "Georgia", serif;
  font-size: 28px;
  letter-spacing: 2px;
  color: var(--gold-bright);
  text-shadow: 0 0 10px rgba(233,196,100,.7);
}

.war-banner {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0);
  font-size: clamp(60px, 14vw, 150px);
  font-weight: bold;
  letter-spacing: clamp(8px, 2vw, 24px);
  color: #fff;
  text-shadow:
    0 0 20px #ff3b3b,
    0 0 40px #ff3b3b,
    0 0 80px #ff7a3b,
    0 6px 0 #420;
  pointer-events: none;
  opacity: 0;
  z-index: 5;
}

.war-banner.show {
  animation: warBurst 1.4s cubic-bezier(.2,1,.3,1) forwards;
}

@keyframes warBurst {
  0%   { transform: translate(-50%,-50%) scale(0) rotate(-30deg); opacity: 0; }
  30%  { transform: translate(-50%,-50%) scale(1.2) rotate(3deg); opacity: 1; }
  60%  { transform: translate(-50%,-50%) scale(1) rotate(-2deg); opacity: 1; }
  100% { transform: translate(-50%,-50%) scale(1.6) rotate(0deg); opacity: 0; }
}

.war-pile-label {
  text-align: center;
  color: #b0c0bb;
  letter-spacing: 3px;
  font-size: 11px;
  text-transform: uppercase;
  min-height: 14px;
}

.messages {
  text-align: center;
  margin-top: 6px;
  font-size: 14px;
  color: #e8eae5;
  letter-spacing: 1px;
  min-height: 20px;
}
.messages b { color: var(--gold-bright); letter-spacing: 3px; }

/* -------- CARD -------- */
.card {
  width: var(--card-w);
  height: var(--card-h);
  border-radius: var(--card-radius);
  position: relative;
  transform-style: preserve-3d;
  transition: transform .6s cubic-bezier(.3,.7,.25,1);
  box-shadow: var(--shadow-deep);
  will-change: transform;
}

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

.card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--card-radius);
  overflow: hidden;
}

/* Back */
.card-back {
  background:
    repeating-linear-gradient(45deg, #8b1a1a 0 8px, #a02222 8px 16px),
    #8b1a1a;
  border: 6px solid #fafaf5;
  box-shadow: inset 0 0 0 2px #5a0d0d, inset 0 0 20px rgba(0,0,0,.5);
}
.card-back::before {
  content: "";
  position: absolute;
  inset: 12px;
  border: 2px solid rgba(255,255,255,.25);
  border-radius: 6px;
  background:
    radial-gradient(circle at 50% 50%, rgba(255,255,255,.08) 0 30%, transparent 31%),
    repeating-linear-gradient(-45deg, rgba(255,255,255,.05) 0 6px, transparent 6px 12px);
}
.card-back::after {
  content: "★";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-size: 42px;
  color: var(--gold);
  text-shadow: 0 0 8px rgba(0,0,0,.7), 0 2px 0 #3a2a00;
  filter: drop-shadow(0 0 6px rgba(233,196,100,.5));
}

/* Front */
.card-front {
  transform: rotateY(180deg);
  background: linear-gradient(180deg, #ffffff 0%, var(--card-bg) 100%);
  border: 2px solid #d8d3be;
  color: var(--black);
  padding: 6px 8px;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.card-front.red { color: var(--red); }

.card-front .corner {
  font-family: "Georgia", serif;
  font-weight: bold;
  line-height: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 18px;
}
.card-front .corner.tl { justify-self: start; }
.card-front .corner.br {
  justify-self: end;
  transform: rotate(180deg);
}
.card-front .corner .suit { font-size: 14px; }

.card-front .center-suit {
  align-self: center;
  justify-self: center;
  font-size: 52px;
  text-shadow: 0 2px 0 rgba(0,0,0,.08);
  filter: drop-shadow(0 2px 2px rgba(0,0,0,.15));
}

/* face cards get ornate center */
.card-front.face .center-suit::after {
  content: attr(data-rank);
  display: block;
  font-size: 18px;
  letter-spacing: 2px;
  margin-top: 2px;
  opacity: .85;
}

/* card state animations */
.card.deal-in { animation: dealIn .4s ease forwards; }
@keyframes dealIn {
  from { transform: translateY(-40px) rotate(-8deg); opacity: 0; }
  to   { transform: translateY(0) rotate(0); opacity: 1; }
}

.card.slam { animation: slam .35s ease-out; }
@keyframes slam {
  0%   { transform: translateY(-60px) scale(1.08); }
  60%  { transform: translateY(6px) scale(.98); }
  100% { transform: translateY(0) scale(1); }
}

.card.flipped.slam { animation: slamFlipped .35s ease-out; }
@keyframes slamFlipped {
  0%   { transform: rotateY(180deg) translateY(-60px) scale(1.08); }
  60%  { transform: rotateY(180deg) translateY(6px) scale(.98); }
  100% { transform: rotateY(180deg) translateY(0) scale(1); }
}

.card.winner-pulse { animation: winnerPulse 1.2s ease infinite; }
@keyframes winnerPulse {
  0%, 100% { filter: drop-shadow(0 0 4px rgba(120,255,160,.4)); }
  50%      { filter: drop-shadow(0 0 18px rgba(120,255,160,.9)); }
}

.card.shake { animation: shake .4s ease; }
@keyframes shake {
  0%, 100% { transform: translateX(0) rotateY(180deg); }
  20% { transform: translateX(-6px) rotateY(180deg) rotate(-2deg); }
  40% { transform: translateX(6px) rotateY(180deg) rotate(2deg); }
  60% { transform: translateX(-4px) rotateY(180deg); }
  80% { transform: translateX(4px) rotateY(180deg); }
}

/* war pile stacked cards */
.war-pile-card {
  position: absolute;
  width: var(--card-w);
  height: var(--card-h);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-deep);
  transition: transform .3s ease;
}

/* -------- War pile reveal overlay -------- */
.pile-reveal {
  position: absolute;
  inset: 8px;
  background: radial-gradient(ellipse at center, rgba(10, 25, 20, .92), rgba(0, 0, 0, .95));
  border: 2px solid rgba(233, 196, 100, .35);
  border-radius: 14px;
  z-index: 6;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px;
  box-shadow: inset 0 0 60px rgba(233, 196, 100, .1);
  animation: fadeIn .25s ease;
}

.pile-reveal.fade-out { animation: fadeOut .3s ease forwards; }
@keyframes fadeOut { to { opacity: 0; transform: scale(.96); } }

.pile-reveal-header {
  font-family: "Georgia", serif;
  font-size: 20px;
  letter-spacing: 6px;
  text-transform: uppercase;
  background: linear-gradient(180deg, #fff5c9, var(--gold), #7a5519);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 0 rgba(0,0,0,.4);
}

.pile-reveal-sub {
  color: #b9c9c3;
  letter-spacing: 4px;
  font-size: 11px;
  text-transform: uppercase;
  opacity: .7;
  margin-bottom: 4px;
}

.pile-reveal-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  align-items: center;
}

.pile-reveal-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.05);
}
.pile-reveal-row.highlight {
  background: rgba(255, 60, 60, .08);
  border-color: rgba(255, 90, 90, .35);
  box-shadow: 0 0 20px rgba(255, 60, 60, .25);
}

.pile-reveal-label {
  min-width: 86px;
  color: #e8eae5;
  letter-spacing: 3px;
  font-size: 11px;
  text-transform: uppercase;
  opacity: .85;
}
.pile-reveal-row.highlight .pile-reveal-label {
  color: #ffb4b4;
}

.pile-reveal-cards {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.card.mini {
  --card-w: 48px;
  --card-h: 68px;
  box-shadow: 0 4px 8px rgba(0,0,0,.5);
}
.card.mini .card-front { padding: 3px 4px; }
.card.mini .card-front .corner { font-size: 11px; }
.card.mini .card-front .corner .suit { font-size: 9px; }
.card.mini .card-front .center-suit { font-size: 22px; }
.card.mini .card-front.face .center-suit::after { font-size: 10px; letter-spacing: 1px; }

.card.pop-in { animation: popInCard .35s cubic-bezier(.2,1.4,.3,1) backwards; }
@keyframes popInCard {
  from { transform: rotateY(180deg) scale(.4); opacity: 0; }
  to   { transform: rotateY(180deg) scale(1);  opacity: 1; }
}

/* -------- Controls -------- */
.controls {
  position: relative;
  z-index: 3;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 10px 14px 14px;
}

.btn {
  position: relative;
  border: none;
  padding: 12px 22px;
  font-family: "Georgia", serif;
  font-size: 16px;
  letter-spacing: 4px;
  border-radius: 8px;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(180deg, #2a4f40, #0c241b);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 6px 14px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08);
  overflow: hidden;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 20px rgba(0,0,0,.6); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary {
  background: linear-gradient(180deg, #b6832a 0%, #6a470f 100%);
  border-color: rgba(255, 240, 180, .3);
  text-shadow: 0 1px 0 rgba(0,0,0,.5);
}
.btn-primary .btn-glow {
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle at 50% 50%, rgba(255,230,150,.4), transparent 60%);
  animation: glowSpin 4s linear infinite;
  pointer-events: none;
}

@keyframes glowSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.btn-label { position: relative; z-index: 1; }

.btn-ghost { background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(0,0,0,.3)); }

.speed {
  color: #cfd8d4;
  letter-spacing: 2px;
  font-size: 12px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}
.speed input { accent-color: var(--gold); }

.round-indicator {
  color: #cfd8d4;
  letter-spacing: 3px;
  font-size: 12px;
  text-transform: uppercase;
}
.round-indicator span { color: var(--gold-bright); font-size: 16px; }

/* -------- Modal -------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(6px);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn .3s ease;
}
.modal-backdrop[hidden] { display: none; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: linear-gradient(180deg, #1a3a2c, #0b1f15);
  border: 2px solid var(--gold);
  border-radius: 18px;
  padding: 30px 40px;
  text-align: center;
  box-shadow: 0 0 80px rgba(233,196,100,.45);
  max-width: 420px;
  animation: popIn .4s cubic-bezier(.2,1.2,.3,1);
}

@keyframes popIn {
  from { transform: scale(.6); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.modal-title {
  font-size: 48px;
  letter-spacing: 12px;
  background: linear-gradient(180deg, #fff5c9 0%, var(--gold) 60%, #7a5519 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 6px;
}

.modal-sub {
  color: #cfd8d4;
  letter-spacing: 3px;
  font-size: 13px;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.trophy {
  width: 80px;
  margin: 0 auto 20px;
  position: relative;
}
.trophy-cup {
  width: 60px;
  height: 60px;
  margin: 0 auto;
  background: linear-gradient(180deg, var(--gold-bright), #7a5519);
  border-radius: 0 0 30px 30px / 0 0 20px 20px;
  position: relative;
  box-shadow: 0 0 30px rgba(233,196,100,.6);
}
.trophy-cup::before, .trophy-cup::after {
  content: "";
  position: absolute;
  top: 6px;
  width: 16px;
  height: 26px;
  border: 4px solid var(--gold);
  border-radius: 12px 0 0 12px;
}
.trophy-cup::before { left: -16px; }
.trophy-cup::after { right: -16px; transform: scaleX(-1); }
.trophy-base {
  width: 70px;
  height: 14px;
  margin: -4px auto 0;
  background: linear-gradient(180deg, #7a5519, #3a2a0a);
  border-radius: 3px;
}

/* -------- Responsive -------- */
@media (max-width: 900px) {
  :root { --card-h: clamp(100px, 18vh, 180px); }
  .battle-row { gap: 20px; }
  .player-info { min-width: 160px; gap: 10px; }
  .avatar { width: 54px; height: 54px; }
}

@media (max-width: 600px) {
  :root { --card-h: clamp(90px, 16vh, 160px); }
  .table { padding: 4px 8px 0; gap: 6px; }
  .player-area { flex-wrap: wrap; gap: 8px; padding: 6px 10px; }
  .title { padding-left: 10px; }
  .subtitle { display: none; }
  .topbar { padding: 4px 0 0; }
}

/* Short screens: shrink cards further so everything fits without scroll. */
@media (max-height: 700px) {
  :root { --card-h: clamp(90px, 18vh, 160px); }
  .topbar { padding: 4px 0 0; }
  .subtitle { display: none; }
}

@media (max-height: 520px) {
  :root { --card-h: clamp(80px, 20vh, 140px); }
  .avatar { width: 46px; height: 46px; }
}