/* ── Reset & base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
.hidden { display: none !important; }

:root {
  --green:       #2d6a4f;
  --green-light: #40916c;
  --felt:        #1b4332;
  --card-w:      70px;
  --card-h:      100px;
  --card-radius: 8px;
  --red:         #c0392b;
  --gold:        #f4d03f;
  --shadow:      0 4px 12px rgba(0,0,0,.5);
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', sans-serif;
  background: #111;
  color: #eee;
  overflow: hidden;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
}

/* ── Top bar ──────────────────────────────────────────────── */
#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #0d0d0d;
  padding: 6px 14px;
  border-bottom: 1px solid #333;
  flex-shrink: 0;
  z-index: 10;
}

#game-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
}

#title-group { display: flex; align-items: baseline; gap: 10px; }

.back-to-hub {
  font-size: .75rem;
  color: #888;
  text-decoration: none;
  text-transform: none;
  letter-spacing: normal;
  font-weight: 400;
}
.back-to-hub:hover { color: var(--gold); text-decoration: underline; }

/* Hide once installed as a home-screen app -- there's no "back" to a
   browsing session to offer, and it'd break out of the app shell. */
@media (display-mode: standalone), (display-mode: fullscreen), (display-mode: minimal-ui) {
  .back-to-hub { display: none; }
}

#topbar-controls { display: flex; gap: 8px; }

#topbar-controls button {
  background: #222;
  border: 1px solid #444;
  color: #ccc;
  padding: 4px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: .85rem;
}
#topbar-controls button:hover { background: #333; }

/* ── Table ────────────────────────────────────────────────── */
#table {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  background: radial-gradient(ellipse at center, var(--green-light) 0%, var(--felt) 60%, #0f2418 100%);
  display: flex;
  flex-direction: column;
}

#opponents-row {
  flex: 0 1 auto;
  display: flex;
  justify-content: space-evenly;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 14px;
  min-height: 0;
}

.opponent-seat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 10px;
  transition: outline .15s;
}
.opponent-seat.active {
  outline: 2px solid var(--gold);
  box-shadow: 0 0 14px rgba(244,208,63,.35);
}

.opponent-name {
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #ddd;
}

.opponent-row-piles {
  display: flex;
  align-items: flex-end;
  gap: 14px;
}

.opponent-goal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.opponent-goal-label {
  font-size: .58rem;
  color: #bbb;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.opponent-side-stacks {
  display: flex;
  gap: 4px;
}

/* Smaller cards for the opponent's goal pile and side stacks so a seat doesn't dominate the table */
.mini-card, .mini-slot {
  --card-w: 40px;
  --card-h: 58px;
}
.mini-card .card-value, .mini-card .card-value-bottom { font-size: .85rem; }
.mini-card .card-suit { font-size: 1.1rem; }

/* ── Center row (stock + building stacks) ─────────────────── */
#center-row {
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
}

#stock-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
#stock-label {
  font-size: .65rem;
  color: #ccc;
  text-transform: uppercase;
  letter-spacing: 1px;
}

#center-stacks {
  display: flex;
  gap: 14px;
}

.center-stack-slot, .side-stack-slot {
  width: var(--card-w);
  height: var(--card-h);
  border-radius: var(--card-radius);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stack-slot-empty {
  border: 2px dashed rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.03);
}

/* Side stacks preview their top 2 cards fanned in place; the rest are only
   reachable through the full pile viewer (see #modal-pile-view). */
.side-stack-fan {
  display: block;
  align-items: unset;
  justify-content: unset;
}
.side-stack-fan .card {
  position: absolute;
  left: 0;
}
.side-stack-fan .card.buried-card {
  cursor: default;
  pointer-events: none;
}
.side-stack-fan .card:hover:not(.buried-card) { transform: translateY(-6px); }

.side-stack-slot.has-more { cursor: pointer; }
.side-stack-slot.has-more:hover .card { filter: brightness(1.08); }

.stack-slot-ghost {
  font-size: .95rem;
  font-weight: 700;
  color: rgba(255,255,255,0.35);
  letter-spacing: 1px;
  text-align: center;
}

.stack-slot-count {
  position: absolute;
  bottom: -2px;
  right: -2px;
  background: #000;
  color: #ddd;
  font-size: .62rem;
  font-weight: 700;
  border-radius: 8px;
  padding: 1px 5px;
  border: 1px solid #444;
  z-index: 5;
}

/* Shows which rank a wild King is currently standing in for on a center stack */
.wild-represents {
  position: absolute;
  top: -8px;
  left: -8px;
  background: var(--gold);
  color: #222;
  font-size: .68rem;
  font-weight: 800;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #a8790a;
  box-shadow: 0 1px 4px rgba(0,0,0,.6);
  z-index: 5;
}

/* Valid destination for the currently-selected card */
.valid-target {
  outline: 3px solid #4ade80;
  box-shadow: 0 0 16px rgba(74,222,128,.55);
  cursor: pointer;
}
.valid-target.stack-slot-empty {
  border-color: #4ade80;
}

/* ── Face-down cards ──────────────────────────────────────── */
.card-back {
  width: var(--card-w);
  height: var(--card-h);
  border-radius: var(--card-radius);
  background: repeating-linear-gradient(135deg, #1a237e 0px, #1a237e 8px, #283593 8px, #283593 16px);
  border: 2px solid rgba(255,255,255,0.18);
  box-shadow: var(--shadow);
  position: relative;
}
.card-back::before {
  content: '';
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 3px;
  pointer-events: none;
}
.card-back.count-badge::after {
  content: attr(data-count);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffffcc;
}

/* Card-back colour variants */
.card-back--blue  { background: repeating-linear-gradient(135deg, #1a237e 0px, #1a237e 8px, #283593 8px, #283593 16px); border-color: rgba(255,255,255,0.18); }
.card-back--red   { background: repeating-linear-gradient(135deg, #7f1d1d 0px, #7f1d1d 8px, #991b1b 8px, #991b1b 16px); border-color: rgba(255,255,255,0.18); }
.card-back--green { background: repeating-linear-gradient(135deg, #14532d 0px, #14532d 8px, #166534 8px, #166534 16px); border-color: rgba(255,255,255,0.18); }
.card-back--dark  { background: repeating-linear-gradient(135deg, #0f172a 0px, #0f172a 8px, #1e293b 8px, #1e293b 16px); border-color: rgba(255,255,255,0.12); }
.card-back--gold  { background: repeating-linear-gradient(135deg, #78350f 0px, #78350f 8px, #9a3412 8px, #9a3412 16px); border-color: rgba(251,191,36,0.3); }

/* Card-back picker (settings modal) */
.cb-picker {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}
.cb-swatch {
  width: 28px;
  height: 40px;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  transition: transform .1s;
  box-shadow: 0 2px 6px rgba(0,0,0,.5);
}
.cb-swatch::before {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 2px;
}
.cb-swatch:hover { transform: translateY(-2px); }
.cb-swatch.active { border-color: var(--gold); box-shadow: 0 0 8px rgba(244,208,63,.55); }

/* ── Cards ────────────────────────────────────────────────── */
.card {
  width: var(--card-w);
  height: var(--card-h);
  border-radius: var(--card-radius);
  background: #fff;
  border: 1.5px solid #ccc;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 4px 5px;
  cursor: pointer;
  user-select: none;
  position: relative;
  transition: transform .15s, box-shadow .15s;
}

.card:hover { transform: translateY(-6px); box-shadow: 0 8px 20px rgba(0,0,0,.6); }

.card.selected {
  transform: translateY(-14px);
  box-shadow: 0 12px 24px rgba(0,0,0,.7);
  outline: 2px solid var(--gold);
}

.card.not-selectable { cursor: default; }
.card.not-selectable:hover { transform: none; box-shadow: var(--shadow); }

.card.red .card-value, .card.red .card-suit { color: var(--red); }
.card.black .card-value, .card.black .card-suit { color: #111; }

.card-value {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
}

.card-suit {
  font-size: 1.6rem;
  line-height: 1;
  text-align: center;
  margin: auto 0;
}

.card-value-bottom {
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1;
  align-self: flex-end;
  transform: rotate(180deg);
}

/* Kings glow gold — they're wild */
.card.wild {
  background: linear-gradient(135deg, #fffde7, #fff9c4);
  border-color: var(--gold);
  box-shadow: 0 0 12px #f4d03f88, var(--shadow);
}

/* ── Player zone ──────────────────────────────────────────── */
#player-zone {
  background: linear-gradient(to top, #0d0d0d 60%, transparent);
  padding: 10px 14px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

#player-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

#player-name {
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

#turn-indicator {
  font-size: .7rem;
  color: #4ade80;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

#player-piles-row {
  display: flex;
  align-items: flex-end;
  gap: 28px;
}

#player-goal-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
}
#player-goal-label {
  font-size: .62rem;
  color: #ccc;
  text-transform: uppercase;
  letter-spacing: 1px;
}

#player-side-stacks {
  display: flex;
  gap: 10px;
}

#hand-row {
  min-height: calc(var(--card-h) + 10px);
  display: flex;
  align-items: center;
}

#hand {
  display: flex;
  gap: 6px;
}

#status-msg {
  font-size: .8rem;
  color: #bbb;
  text-align: center;
  min-height: 1.2em;
}

/* ── Modals ───────────────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal.hidden { display: none; }

.modal-box {
  background: #1c1c1e;
  border: 1px solid #333;
  border-radius: 12px;
  padding: 28px 36px;
  min-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-box h2 { font-size: 1.3rem; color: #ddd; }

.modal-box label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: .85rem;
  color: #aaa;
}

.modal-box label input,
.modal-box label select {
  background: #2a2a2e;
  border: 1px solid #444;
  color: #eee;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: .9rem;
}

.modal-box.rules-box { max-width: 560px; max-height: 82vh; overflow-y: auto; }
.rules-section h3 { color: var(--gold); font-size: .95rem; margin: 0 0 4px; }
.rules-section p { color: #ccc; font-size: .85rem; line-height: 1.5; margin: 0; }

.names-section { display: flex; flex-direction: column; gap: 4px; }
.names-heading {
  font-size: .85rem;
  color: #aaa;
  margin-bottom: 2px;
}
#names-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
/* ── Confetti ─────────────────────────────────────────────── */
@keyframes confetti-cw {
  0%   { transform: translateY(0) rotate(0deg);     opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translateY(110vh) rotate(540deg);  opacity: 0; }
}
@keyframes confetti-ccw {
  0%   { transform: translateY(0) rotate(0deg);     opacity: 1; }
  85%  { opacity: 1; }
  100% { transform: translateY(110vh) rotate(-540deg); opacity: 0; }
}
.confetti-piece {
  position: fixed;
  top: -14px;
  pointer-events: none;
  z-index: 300;
  animation-fill-mode: forwards;
  animation-timing-function: linear;
}

.name-row {
  flex-direction: row !important;
  align-items: center;
  gap: 6px !important;
  font-size: .8rem !important;
  color: #999 !important;
  white-space: nowrap;
}
.name-row input[type="text"] {
  flex: 1;
  background: #2a2a2e;
  border: 1px solid #444;
  color: #eee;
  padding: 5px 8px;
  border-radius: 6px;
  font-size: .85rem;
  min-width: 0;
}
.name-row input[type="text"]:focus { outline: none; border-color: var(--gold); }

.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 8px; }
.modal-actions button {
  background: #2a2a2e;
  border: 1px solid #444;
  color: #eee;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: .85rem;
}
.modal-actions button:hover { background: #333; }
.modal-actions button.primary {
  background: var(--gold);
  color: #222;
  border-color: var(--gold);
  font-weight: 700;
}
.modal-actions button.primary:hover { filter: brightness(1.08); }

#gameover-title { text-align: center; color: var(--gold); }

.smackdown-banner {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: #f87171;
  text-shadow: 0 0 12px rgba(248,113,113,.6);
  animation: smackdown-pulse .7s ease-in-out infinite alternate;
}
.smackdown-banner.hidden { display: none; }
@keyframes smackdown-pulse {
  from { transform: scale(1);    opacity: .85; }
  to   { transform: scale(1.06); opacity: 1;   }
}

.streak-line {
  text-align: center;
  font-weight: 700;
  color: var(--gold);
  margin: -6px 0 8px;
}
.streak-line.hidden { display: none; }

/* ── Pile viewer ──────────────────────────────────────────── */
.pile-view-hint {
  font-size: .8rem;
  color: #aaa;
  text-align: center;
  margin-top: -8px;
}

#pile-view-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  max-width: 480px;
  max-height: 60vh;
  overflow-y: auto;
  padding: 4px;
}

.pile-view-top {
  outline: 3px solid #4ade80;
  box-shadow: 0 0 16px rgba(74,222,128,.55);
}

/* ── Small screens ────────────────────────────────────────── */
@media (max-width: 700px) {
  :root { --card-w: 54px; --card-h: 78px; }
  #player-piles-row { gap: 14px; }
  #center-stacks { gap: 8px; }
}