:root {
  color-scheme: dark;
  --felt: #0b5a32;
  --felt-dark: #073f24;
  --wood: #9a5a23;
  --gold: #ffd166;
  --sapphire: #0F52BA;
  --silver: #C0C0C0;
  --text: #f7fbff;
  --muted: #b8d4c6;
  --red: #c40020;
  --black: #090909;
  --board-gap: clamp(4px, 1.2vw, 12px);
  --card-w: clamp(45px, 12.5vw, 120px);
  --card-h: calc(var(--card-w) * 1.4);
  --face-gap: clamp(20px, 4.5vw, 45px);
  --down-gap: clamp(8px, 2vw, 20px);
  --banner-h: 56px;
  --nav-count: 5;
}

body.theme-sapphire {
  --felt: #0b2e5a;
  --felt-dark: #071b3f;
  --wood: #3a3a3a;
  --gold: var(--silver);
  --text: #ffffff;
}

body.theme-sapphire .topbar {
  background:
    linear-gradient(rgba(255,255,255,.12), transparent),
    linear-gradient(90deg, #1a1a1a, #333333);
}

body.theme-sapphire .slot {
  border-color: rgba(192, 192, 192, 0.4);
}

body.theme-sapphire .stock.has-cards,
body.theme-sapphire .card.back {
  border-color: var(--silver);
  background:
    radial-gradient(circle, rgba(255,255,255,.15) 0 2px, transparent 3px),
    linear-gradient(135deg, #4a4a4a, #1a1a1a);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow-x: hidden;
  padding-bottom: calc(var(--banner-h) + 70px + env(safe-area-inset-bottom, 0px));
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at center, rgba(255,255,255,.08), transparent 42rem),
    repeating-linear-gradient(45deg, rgba(255,255,255,.025) 0 2px, transparent 2px 6px),
    linear-gradient(145deg, var(--felt), var(--felt-dark));
  color: var(--text);
}

button {
  border: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  touch-action: manipulation;
}

.game {
  width: min(100%, 1180px);
  overflow-x: hidden;
  margin: 0 auto;
  padding: calc(24px + env(safe-area-inset-top, 0px)) 10px 20px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 110px;
  margin: calc(-24px - env(safe-area-inset-top, 0px)) -10px 10px;
  padding: calc(60px + env(safe-area-inset-top, 0px)) 14px 10px;
  background:
    linear-gradient(rgba(255,255,255,.18), transparent),
    linear-gradient(90deg, #7a4316, var(--wood));
  box-shadow: 0 8px 18px rgba(0,0,0,.28);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Bottom Nav */
.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 70px;
  background: #0d0d0d !important;
  display: grid;
  grid-template-columns: repeat(var(--nav-count), 1fr);
  border-top: 2px solid var(--gold);
  z-index: 9999;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.nav-item {
  background: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--gold);
  transition: opacity 0.2s;
}

.nav-item:active {
  background: rgba(255,255,255,0.05);
}

.nav-item[hidden] {
  display: none;
}

.nav-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.nav-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}

.theme-sapphire .bottom-nav {
  background: rgba(7, 27, 63, 0.95);
}

.topbar p {
  margin: 0;
  color: #fff0bf;
  font-weight: 800;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  opacity: 0.9;
}

h1 {
  margin: -2px 0 0;
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  line-height: 1;
  letter-spacing: -0.5px;
  text-shadow: 0 3px 0 rgba(0,0,0,0.3);
}

.scoreboard {
  min-width: max-content;
  display: grid;
  justify-items: end;
  gap: 3px;
  font-weight: 900;
}

.scoreboard span {
  color: #ffe6a8;
  font-size: .82rem;
}

.controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
  padding: 0 4px;
}

.controls button {
  width: 100%;
  min-height: 48px;
  font-weight: 900;
  border-radius: 12px;
  font-size: 0.95rem;
  letter-spacing: 0.2px;
  transition: background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

.primary-control {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.reward-control {
  background: linear-gradient(135deg, #7a5a00, #4a3a00);
  border: 1px solid var(--gold);
  color: var(--gold);
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.stuck-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 0 4px 16px;
  padding: 10px 12px;
  border: 1px solid var(--gold);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(255, 209, 102, 0.16), rgba(255, 209, 102, 0.05));
  color: var(--gold);
  font-weight: 800;
  font-size: 0.85rem;
}

.stuck-banner[hidden] {
  display: none;
}

.stuck-banner button {
  flex-shrink: 0;
  min-height: 36px;
  padding: 6px 14px;
  border-radius: 10px;
  background: var(--gold);
  color: var(--black);
  font-weight: 900;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.board {
  display: grid;
  gap: clamp(14px, 3vw, 22px);
}

.top-row {
  display: grid;
  grid-template-columns: var(--card-w) var(--card-w) 1fr repeat(4, var(--card-w));
  gap: var(--board-gap);
  align-items: start;
}

.slot,
.card {
  width: var(--card-w);
  height: var(--card-h);
  border-radius: 4px;
}

.slot {
  display: grid;
  place-items: center;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(2, 44, 24, .48);
  color: rgba(255,255,255,.35);
  font-size: clamp(2rem, 7vw, 4rem);
  font-weight: 900;
}

.stock.has-cards,
.card.back {
  border: 1px solid #f5d11d;
  background:
    radial-gradient(circle, rgba(255,255,255,.24) 0 2px, transparent 3px),
    linear-gradient(135deg, #ffde1f, #f59f00);
  background-size: 16px 16px, auto;
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.14), 0 3px 0 rgba(0,0,0,.18);
}

.tableau {
  display: grid;
  grid-template-columns: repeat(7, var(--card-w));
  gap: var(--board-gap);
  align-items: start;
}

.pile {
  position: relative;
  min-height: calc(var(--card-h) + (var(--pile-steps, 6) * var(--face-gap)) + 22px);
}

.card {
  position: absolute;
  left: 0;
  top: calc(var(--stack-offset, 0) * var(--face-gap));
  display: block;
  padding: clamp(4px, 1vw, 6px);
  border: 1px solid #cfd4d8;
  background:
    linear-gradient(180deg, #fff, #f3f4f5 70%, #e7eaed);
  color: var(--black);
  box-shadow: 0 2px 0 rgba(0,0,0,.15), 0 5px 12px rgba(0,0,0,.15);
  user-select: none;
  transition: transform .12s ease, box-shadow .12s ease, outline-color .12s ease;
}

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

.card.selectable:hover,
.card.selected {
  transform: translateY(-5px);
  box-shadow: 0 8px 0 rgba(0,0,0,.18), 0 18px 26px rgba(0,0,0,.24);
}

.card.selected,
.card.hint {
  outline: 4px solid var(--gold);
  outline-offset: -3px;
}

.rank {
  display: inline-block;
  font-size: clamp(1.2rem, 4vw, 2.5rem);
  font-weight: 950;
  line-height: .78;
}

.suit {
  position: absolute;
  left: 50%;
  bottom: clamp(10px, 2vw, 16px);
  translate: -50% 0;
  font-size: clamp(1.85rem, 6.5vw, 4.3rem);
  line-height: .76;
}

.corner {
  position: absolute;
  left: clamp(6px, 1.15vw, 10px);
  top: clamp(6px, 1.15vw, 10px);
  display: inline-flex;
  align-items: flex-start;
  gap: clamp(2px, .35vw, 4px);
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}

.mini-suit {
  display: inline-block;
  margin-top: clamp(1px, .25vw, 3px);
  font-size: clamp(.68rem, 1.55vw, 1rem);
  line-height: 1;
}

.rank-10 .rank {
  font-size: clamp(1.02rem, 3.55vw, 2.2rem);
  letter-spacing: 0;
}

.waste,
.reserve,
.foundation {
  position: relative;
}

.waste .card,
.reserve .card,
.foundation .card {
  position: absolute;
  inset: -3px auto auto -3px;
}

.reserve {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
  justify-content: center;
  border-color: rgba(255, 209, 102, 0.5);
  color: var(--gold);
  font-size: min(0.86rem, calc(var(--card-w) * 0.165));
  line-height: 1.05;
  text-align: center;
  text-transform: uppercase;
}

.reserve.locked {
  border-style: dashed;
  background:
    linear-gradient(rgba(255, 209, 102, 0.12), rgba(255, 209, 102, 0.04)),
    rgba(2, 44, 24, .48);
}

.reserve.unlocked {
  border-style: solid;
  background:
    linear-gradient(rgba(255,255,255,.08), rgba(255,255,255,.02)),
    rgba(2, 44, 24, .62);
}

.reserve.loading {
  opacity: 0.78;
}

.reserve.occupied {
  border-color: transparent;
  background: transparent;
}

.reserve-label {
  display: block;
  max-width: 100%;
  padding: 0 2px;
  font-weight: 950;
  white-space: nowrap;
}

.reserve-subtitle {
  display: block;
  color: var(--muted);
  font-size: 0.72em;
  font-weight: 900;
}

.banner-ad {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  min-height: calc(var(--banner-h) + env(safe-area-inset-bottom, 0px));
  padding: 6px 10px calc(6px + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid rgba(255,255,255,.18);
  background: rgba(3, 29, 16, .96);
  box-shadow: 0 -10px 28px rgba(0,0,0,.28);
  text-align: center;
}

.banner-ad span {
  color: var(--gold);
  font-size: .68rem;
  font-weight: 900;
  line-height: 1;
  text-transform: uppercase;
}

.banner-ad strong {
  color: var(--muted);
  font-size: .82rem;
}

@media (max-width: 600px) {
  :root {
    --board-gap: 4px;
    --card-w: calc((100vw - 16px - (6 * var(--board-gap))) / 7);
    --face-gap: clamp(24px, 8vw, 32px);
  }

  .game {
    padding: 8px 8px calc(var(--banner-h) + 20px);
  }

  .controls {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .controls button:last-child {
    grid-column: auto;
  }
}

@media (min-width: 1024px) {
  :root {
    --card-w: 110px;
    --board-gap: 16px;
    --face-gap: 40px;
  }

  .game {
    padding: 20px;
  }
}

@media (min-width: 1400px) {
  :root {
    --card-w: 130px;
  }
}

/* Landscape optimization for foldables and small phones */
@media (max-height: 500px) and (orientation: landscape) {
  :root {
    --card-w: clamp(35px, 8.5vh, 65px);
    --face-gap: 14px;
    --down-gap: 8px;
  }

  .game {
    padding: calc(10px + env(safe-area-inset-top, 0px)) 10px 10px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .topbar {
    min-height: 50px;
    margin: -10px -10px 0;
    padding: calc(5px + env(safe-area-inset-top, 0px)) 14px 5px;
  }

  h1 { font-size: 1.4rem; }
  .topbar p { font-size: 0.6rem; }
  .scoreboard span, .scoreboard strong { font-size: 0.75rem; }

  .controls {
    margin-bottom: 5px;
    gap: 8px;
  }

  .controls button {
    min-height: 36px;
    font-size: 0.8rem;
  }

  .bottom-nav {
    height: 50px;
  }

  .nav-icon { font-size: 1.1rem; }
  .nav-label { font-size: 0.6rem; }
}


.native-android {
  --banner-h: 0px;
}

.native-android .banner-ad {
  display: none;
}

/* Loader Styles */
.loader-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--felt);
  display: grid;
  place-content: center;
  text-align: center;
  transition: opacity 0.5s ease;
}

#loaderLottie {
  width: 200px;
  height: 200px;
  margin: 0 auto;
}

.loader-overlay p {
  font-weight: 900;
  color: var(--gold);
  margin-top: 20px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* Modal Styling */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  place-items: center;
  padding: 20px;
}

.modal.active {
  display: grid;
}

.modal-content {
  background: linear-gradient(145deg, #1a4a30, #0b2a1a);
  border: 2px solid var(--gold);
  border-radius: 24px;
  padding: 32px;
  width: min(100%, 400px);
  text-align: center;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}

.policy-content {
  display: grid;
  gap: 14px;
  max-height: min(80vh, 680px);
  overflow-y: auto;
  text-align: left;
}

.policy-content h2,
.policy-content .primary-btn,
.policy-content .secondary-btn {
  text-align: center;
}

.policy-content p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.45;
}

.modal-content h2 {
  color: var(--gold);
  font-size: 2.5rem;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 24px 0;
}

.stat-box {
  background: rgba(255,255,255,0.05);
  padding: 12px 8px;
  border-radius: 12px;
}

.stat-label {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 800;
}

.stat-value {
  font-size: 1.2rem;
  font-weight: 900;
  color: #fff;
}

.primary-btn {
  background: var(--gold);
  color: var(--black);
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  font-size: 1.2rem;
  font-weight: 900;
  text-transform: uppercase;
  transition: transform 0.1s;
}

.primary-btn:disabled,
.secondary-btn:disabled {
  cursor: wait;
  opacity: 0.68;
}

.primary-btn:active {
  transform: scale(0.95);
}

.secondary-btn {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.08);
  color: var(--text);
  font-size: 1rem;
  font-weight: 900;
  text-transform: uppercase;
}

.modal-status {
  border: 1px solid rgba(255, 209, 102, 0.38);
  border-radius: 8px;
  padding: 10px;
  background: rgba(255, 209, 102, 0.08);
  color: var(--text) !important;
  font-weight: 800;
  text-align: center;
}