:root {
  --bg0: #080914;
  --bg1: #121530;
  --glass: rgba(255, 255, 255, .09);
  --glass2: rgba(255, 255, 255, .14);
  --line: rgba(255, 255, 255, .18);
  --text: #f8fbff;
  --muted: rgba(248, 251, 255, .72);
  --shadow: 0 24px 90px rgba(0,0,0,.45);
  --red: #ef3340;
  --yellow: #ffd23f;
  --green: #00c853;
  --blue: #00a5ff;
  --black: #171924;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 10%, rgba(0, 165, 255, .35), transparent 30%),
    radial-gradient(circle at 80% 15%, rgba(239, 51, 64, .32), transparent 27%),
    radial-gradient(circle at 50% 95%, rgba(0, 200, 83, .25), transparent 28%),
    linear-gradient(145deg, var(--bg0), var(--bg1));
  overflow-x: hidden;
}

button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { opacity: .55; cursor: not-allowed; }
a { color: inherit; text-decoration: none; }

.glass {
  background: linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,.06));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

.hidden { display: none !important; }

.landing-body { min-height: 100vh; }
.landing-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 60px;
}

.hero-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 22px;
  align-items: center;
  border-radius: 32px;
  padding: clamp(22px, 4vw, 42px);
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -60px -120px auto;
  width: 380px;
  height: 380px;
  background: conic-gradient(from 180deg, var(--red), var(--yellow), var(--green), var(--blue), var(--red));
  filter: blur(44px);
  opacity: .22;
}
.brand-mark {
  width: 108px;
  height: 108px;
  display: grid;
  place-items: center;
  border-radius: 28px;
  font-weight: 1000;
  font-size: 28px;
  letter-spacing: -1px;
  background: conic-gradient(from 210deg, var(--red), var(--yellow), var(--green), var(--blue), var(--red));
  transform: rotate(-8deg);
  box-shadow: 0 20px 50px rgba(0,0,0,.3), inset 0 0 0 8px rgba(255,255,255,.14);
}
.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .18em;
  font-size: 12px;
}
h1 { margin: 0; font-size: clamp(34px, 6vw, 74px); line-height: .93; letter-spacing: -0.06em; }
h2 { margin: 0 0 18px; font-size: 22px; letter-spacing: -0.03em; }
.hero-text { max-width: 720px; font-size: clamp(16px, 2vw, 20px); color: var(--muted); line-height: 1.5; }
.legal-note { font-size: 12px; color: rgba(255,255,255,.52); margin-bottom: 0; }

.landing-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 18px;
  align-items: start;
}
.panel-card {
  border-radius: 28px;
  padding: 24px;
}
.public-panel { grid-column: 1 / -1; }
.panel-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
label { display: block; color: var(--muted); margin: 14px 0 8px; font-size: 14px; }
input, select {
  width: 100%;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(0,0,0,.24);
  color: var(--text);
  border-radius: 16px;
  padding: 14px 16px;
  outline: none;
}
select option { color: #111; }
input:focus, select:focus { border-color: rgba(255,255,255,.44); box-shadow: 0 0 0 4px rgba(255,255,255,.08); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.segmented label, .check-line {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  margin: 0;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.18);
  color: var(--text);
}
.segmented input, .check-line input { width: auto; }
.code-input { text-transform: uppercase; letter-spacing: .14em; font-weight: 900; }

.primary-btn, .secondary-btn, .tiny-btn, .uno-btn {
  border: 0;
  border-radius: 18px;
  color: white;
  min-height: 46px;
  padding: 0 18px;
  font-weight: 900;
  box-shadow: 0 14px 30px rgba(0,0,0,.25);
  transition: transform .18s ease, filter .18s ease, background .18s ease;
}
.primary-btn { width: 100%; margin-top: 18px; background: linear-gradient(135deg, #ff2452, #ff9f1c); }
.secondary-btn { background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.08)); border: 1px solid rgba(255,255,255,.16); }
.tiny-btn { min-height: 34px; border-radius: 999px; padding: 0 13px; background: rgba(255,255,255,.13); border: 1px solid rgba(255,255,255,.15); font-size: 12px; display: inline-grid; place-items: center; }
.uno-btn { background: conic-gradient(from 220deg, var(--red), var(--yellow), var(--green), var(--blue), var(--red)); font-size: 18px; padding: 0 22px; }
.as-link { display: inline-grid; place-items: center; width: auto; }
.primary-btn:hover, .secondary-btn:hover, .tiny-btn:hover, .uno-btn:hover { transform: translateY(-2px); filter: brightness(1.08); }
.whatsapp { background: linear-gradient(135deg, #18c75a, #0a8f43); }

.public-games { display: grid; gap: 10px; }
.public-game {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  background: rgba(0,0,0,.2);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 18px;
  padding: 14px;
}
.public-game strong { font-size: 18px; letter-spacing: .08em; }
.public-game span { color: var(--muted); font-size: 14px; }

.toast {
  position: fixed;
  z-index: 1000;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%) translateY(30px);
  opacity: 0;
  max-width: min(520px, calc(100% - 30px));
  padding: 14px 18px;
  border-radius: 18px;
  background: rgba(7, 9, 20, .92);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  box-shadow: 0 20px 80px rgba(0,0,0,.5);
  transition: .22s ease;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* GAME */
.game-body {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  user-select: none;
}
.game-bg-orbs span {
  position: fixed;
  width: 32vw;
  height: 32vw;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .25;
  pointer-events: none;
}
.game-bg-orbs span:nth-child(1) { background: var(--blue); top: -10vw; left: -8vw; }
.game-bg-orbs span:nth-child(2) { background: var(--red); top: 8vh; right: -12vw; }
.game-bg-orbs span:nth-child(3) { background: var(--green); bottom: -14vw; left: 30vw; }

.game-topbar {
  position: fixed;
  z-index: 50;
  left: max(12px, env(safe-area-inset-left));
  right: max(12px, env(safe-area-inset-right));
  top: max(10px, env(safe-area-inset-top));
  height: 54px;
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  gap: 10px;
}
.home-link { color: var(--muted); font-weight: 800; }
.table-code { font-weight: 700; color: var(--muted); }
.table-code strong { color: #fff; letter-spacing: .12em; }
.top-actions { display: flex; gap: 7px; }

.game-app { height: 100dvh; position: relative; padding-top: 68px; }
.hud {
  position: fixed;
  z-index: 35;
  left: 50%;
  top: max(76px, calc(env(safe-area-inset-top) + 70px));
  transform: translateX(-50%);
  width: min(560px, calc(100% - 24px));
  min-height: 50px;
  border-radius: 20px;
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
}
.turn-badge, .color-badge {
  border-radius: 999px;
  padding: 8px 12px;
  background: rgba(0,0,0,.22);
  font-weight: 900;
  font-size: 13px;
  white-space: nowrap;
}
.color-badge { border: 2px solid rgba(255,255,255,.24); }
.color-badge.red { background: var(--red); }
.color-badge.yellow { background: var(--yellow); color: #1f1f1f; }
.color-badge.green { background: var(--green); }
.color-badge.blue { background: var(--blue); }
.last-action { color: var(--muted); font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.table-wrap {
  position: absolute;
  inset: 98px 16px 170px;
  display: grid;
  place-items: center;
  perspective: 1200px;
}
.table3d {
  position: relative;
  width: min(860px, 96vw);
  height: min(540px, 58vh);
  min-height: 330px;
  border-radius: 50%;
  background:
    radial-gradient(ellipse at 50% 42%, rgba(255,255,255,.15), transparent 12%),
    radial-gradient(ellipse at 50% 50%, rgba(0, 200, 83, .32), rgba(0, 60, 48, .68) 58%, rgba(0, 18, 18, .78) 76%),
    linear-gradient(160deg, rgba(255,255,255,.10), rgba(255,255,255,.02));
  border: 10px solid rgba(126, 75, 31, .45);
  box-shadow: 0 60px 120px rgba(0,0,0,.52), inset 0 0 0 2px rgba(255,255,255,.12), inset 0 -28px 60px rgba(0,0,0,.35);
  transform: rotateX(54deg) translateY(-18px);
  transform-style: preserve-3d;
}
.table3d::before {
  content: "";
  position: absolute;
  inset: 22px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.13);
  box-shadow: inset 0 0 70px rgba(255,255,255,.05);
}
.center-zone {
  position: absolute;
  left: 50%;
  top: 52%;
  transform: translate(-50%, -50%) translateZ(70px) rotateX(-54deg);
  display: flex;
  gap: clamp(18px, 5vw, 44px);
  align-items: center;
  justify-content: center;
  z-index: 20;
}
.pile {
  position: relative;
  width: 104px;
  height: 144px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  border: 0;
}
.deck-pile {
  color: #fff;
  background: linear-gradient(135deg, #1b1d28, #080913);
  box-shadow: 0 18px 45px rgba(0,0,0,.42), 7px 7px 0 rgba(255,255,255,.08), 13px 13px 0 rgba(255,255,255,.05);
  overflow: hidden;
}
.deck-pile::before {
  content: "";
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: conic-gradient(var(--red), var(--yellow), var(--green), var(--blue), var(--red));
  opacity: .9;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,.35));
}
.deck-pile .pile-title, .discard-pile .pile-title {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -26px;
  font-size: 12px;
  font-weight: 900;
  text-align: center;
  color: rgba(255,255,255,.7);
}
.deck-pile small {
  position: absolute;
  right: 8px;
  top: 8px;
  background: rgba(255,255,255,.16);
  border-radius: 999px;
  padding: 3px 7px;
  font-size: 11px;
}
.discard-pile { background: transparent; }

.card {
  --card-color: #222;
  width: 90px;
  height: 128px;
  border-radius: 16px;
  position: relative;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 1000;
  font-size: 38px;
  text-shadow: 0 3px 10px rgba(0,0,0,.4);
  box-shadow: 0 18px 35px rgba(0,0,0,.35), inset 0 0 0 5px rgba(255,255,255,.86), inset 0 0 0 9px rgba(0,0,0,.08);
  background: radial-gradient(ellipse at 50% 50%, rgba(255,255,255,.22), transparent 40%), var(--card-color);
  transform-style: preserve-3d;
  transition: transform .18s ease, filter .18s ease, box-shadow .18s ease;
}
.card::before, .card::after {
  content: attr(data-corner);
  position: absolute;
  font-size: 18px;
  font-weight: 1000;
  line-height: .9;
}
.card::before { left: 12px; top: 12px; }
.card::after { right: 12px; bottom: 12px; transform: rotate(180deg); }
.card .oval {
  width: 68%;
  height: 48%;
  border-radius: 50%;
  background: rgba(255,255,255,.92);
  color: var(--card-color);
  display: grid;
  place-items: center;
  transform: rotate(-22deg);
  text-shadow: none;
  box-shadow: inset 0 0 0 2px rgba(0,0,0,.05);
}
.card.red { --card-color: var(--red); }
.card.yellow { --card-color: var(--yellow); color: #141414; }
.card.yellow .oval { color: #111; }
.card.green { --card-color: var(--green); }
.card.blue { --card-color: var(--blue); }
.card.wild, .card.card-back {
  --card-color: #151720;
  background:
    radial-gradient(circle at 35% 35%, var(--red) 0 13%, transparent 14%),
    radial-gradient(circle at 64% 35%, var(--yellow) 0 13%, transparent 14%),
    radial-gradient(circle at 36% 65%, var(--green) 0 13%, transparent 14%),
    radial-gradient(circle at 64% 65%, var(--blue) 0 13%, transparent 14%),
    linear-gradient(135deg, #242638, #080913);
}
.card.card-back::before, .card.card-back::after { content: ""; }
.card.card-back .oval { display: none; }
.card.mini-card { width: 104px; height: 144px; font-size: 42px; }

.hand-zone {
  position: fixed;
  left: 50%;
  bottom: max(12px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  height: 150px;
  width: min(900px, 100vw);
  z-index: 60;
  display: flex;
  align-items: end;
  justify-content: center;
  pointer-events: none;
}
.hand-card {
  position: absolute;
  bottom: 0;
  transform-origin: 50% 140%;
  pointer-events: auto;
}
.hand-card.playable { filter: drop-shadow(0 0 14px rgba(255,255,255,.55)); }
.hand-card.playable:hover, .hand-card.playable:active {
  transform: translateY(-34px) scale(1.08) rotate(var(--rot)) !important;
  z-index: 200 !important;
}
.hand-card.not-playable { filter: grayscale(.18) brightness(.8); }

.opponents-layer {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  z-index: 10;
}
.seat {
  position: absolute;
  min-width: 112px;
  min-height: 98px;
  display: grid;
  place-items: center;
  transform: translateZ(68px) rotateX(-54deg);
}
.seat-0 { display: none; }
.seat-1 { left: 50%; top: -42px; transform: translate(-50%, 0) translateZ(68px) rotateX(-54deg); }
.seat-2 { right: 8%; top: 18%; transform: translate(0, 0) translateZ(68px) rotateX(-54deg); }
.seat-3 { right: 11%; bottom: 8%; transform: translate(0, 0) translateZ(68px) rotateX(-54deg); }
.seat-4 { left: 11%; bottom: 8%; transform: translate(0, 0) translateZ(68px) rotateX(-54deg); }
.seat-5 { left: 8%; top: 18%; transform: translate(0, 0) translateZ(68px) rotateX(-54deg); }
.player-pill {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,.48);
  border: 1px solid rgba(255,255,255,.14);
  font-weight: 900;
  font-size: 13px;
  white-space: nowrap;
  box-shadow: 0 12px 30px rgba(0,0,0,.32);
}
.seat.current .player-pill { background: linear-gradient(135deg, rgba(255,210,63,.95), rgba(255,87,34,.95)); color: #181818; animation: pulse 1.1s infinite; }
.bot-dot { opacity: .7; font-size: 12px; }
.back-cards {
  position: relative;
  width: 92px;
  height: 58px;
  margin-bottom: 5px;
}
.back-cards .tiny-back {
  position: absolute;
  width: 38px;
  height: 54px;
  border-radius: 7px;
  background:
    radial-gradient(circle at 35% 35%, var(--red) 0 12%, transparent 13%),
    radial-gradient(circle at 64% 35%, var(--yellow) 0 12%, transparent 13%),
    radial-gradient(circle at 36% 65%, var(--green) 0 12%, transparent 13%),
    radial-gradient(circle at 64% 65%, var(--blue) 0 12%, transparent 13%),
    #11131d;
  border: 2px solid rgba(255,255,255,.82);
  box-shadow: 0 8px 18px rgba(0,0,0,.3);
}

.bottom-controls {
  position: fixed;
  z-index: 80;
  left: 50%;
  bottom: max(170px, calc(env(safe-area-inset-bottom) + 162px));
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  border-radius: 22px;
  padding: 9px;
}
.bottom-controls .secondary-btn { min-height: 40px; }

.game-log {
  position: fixed;
  right: 12px;
  bottom: 12px;
  width: 260px;
  max-height: 145px;
  overflow: auto;
  border-radius: 18px;
  padding: 10px;
  z-index: 30;
  font-size: 12px;
  color: rgba(255,255,255,.75);
}
.game-log p { margin: 0 0 6px; }
.game-log time { color: rgba(255,255,255,.45); margin-right: 6px; }

.lobby-panel, .join-overlay {
  position: fixed;
  z-index: 120;
  left: 50%;
  top: 52%;
  transform: translate(-50%, -50%);
  width: min(520px, calc(100% - 28px));
  border-radius: 28px;
  padding: 26px;
  text-align: center;
}
.lobby-panel h1, .join-overlay h1 { font-size: 34px; margin-bottom: 8px; }
.lobby-panel p, .join-overlay p { color: var(--muted); }
.lobby-players { display: grid; gap: 8px; margin: 18px 0; }
.lobby-player { border-radius: 16px; background: rgba(0,0,0,.22); padding: 11px; font-weight: 800; }

.modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: grid;
  place-items: center;
  background: rgba(0,0,0,.55);
}
.modal-card {
  width: min(360px, calc(100% - 28px));
  border-radius: 26px;
  padding: 24px;
  text-align: center;
}
.color-options { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.pick {
  aspect-ratio: 1;
  border-radius: 20px;
  border: 4px solid rgba(255,255,255,.8);
  box-shadow: 0 16px 30px rgba(0,0,0,.25);
}
.pick.red { background: var(--red); }
.pick.yellow { background: var(--yellow); }
.pick.green { background: var(--green); }
.pick.blue { background: var(--blue); }

.winner-panel {
  position: absolute;
  left: 50%;
  top: 45%;
  transform: translate(-50%, -50%) translateZ(120px) rotateX(-54deg);
  z-index: 90;
  width: min(410px, 90vw);
  border-radius: 30px;
  padding: 24px;
  text-align: center;
}
.winner-panel h2 { font-size: 32px; margin: 0 0 8px; }

@keyframes pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(255,210,63,.5); }
  50% { transform: scale(1.04); box-shadow: 0 0 0 8px rgba(255,210,63,0); }
}
@keyframes cardPop {
  from { transform: scale(.8) rotate(-6deg); opacity: 0; }
  to { transform: scale(1) rotate(0); opacity: 1; }
}
.pop { animation: cardPop .22s ease; }

@media (max-width: 860px) {
  .landing-grid { grid-template-columns: 1fr; }
  .hero-card { grid-template-columns: 1fr; }
  .brand-mark { width: 86px; height: 86px; }
  .game-log { display: none; }
  .top-actions .tiny-btn { padding: 0 9px; }
  .hud {
    top: max(70px, calc(env(safe-area-inset-top) + 62px));
    grid-template-columns: 1fr auto;
  }
  .last-action { grid-column: 1 / -1; }
  .table-wrap { inset: 120px 8px 205px; }
  .table3d { width: 105vw; height: 52vh; min-height: 330px; border-width: 7px; transform: rotateX(55deg) translateY(-6px) scale(.92); }
  .center-zone { gap: 20px; }
  .pile, .card.mini-card { width: 78px; height: 108px; border-radius: 13px; }
  .card { width: 72px; height: 104px; border-radius: 13px; font-size: 30px; }
  .card::before, .card::after { font-size: 14px; left: 9px; top: 9px; }
  .card::after { left: auto; top: auto; right: 9px; bottom: 9px; }
  .hand-zone { height: 138px; bottom: max(10px, env(safe-area-inset-bottom)); }
  .bottom-controls { bottom: max(148px, calc(env(safe-area-inset-bottom) + 138px)); width: calc(100% - 18px); }
  .bottom-controls .secondary-btn, .bottom-controls .uno-btn, .bottom-controls .tiny-btn { flex: 1; padding: 0 8px; font-size: 13px; }
  .seat { transform: translateZ(68px) rotateX(-55deg) scale(.78); }
  .seat-1 { top: -30px; transform: translate(-50%, 0) translateZ(68px) rotateX(-55deg) scale(.78); }
  .seat-2 { right: 0; top: 18%; }
  .seat-3 { right: 3%; bottom: 10%; }
  .seat-4 { left: 3%; bottom: 10%; }
  .seat-5 { left: 0; top: 18%; }
  .player-pill { max-width: 110px; overflow: hidden; text-overflow: ellipsis; font-size: 12px; }
}

@media (max-width: 520px) {
  .landing-shell { width: min(100% - 20px, 1180px); padding-top: 18px; }
  .panel-card { padding: 18px; border-radius: 22px; }
  .form-row, .segmented { grid-template-columns: 1fr; }
  h1 { font-size: 42px; }
  .game-topbar { height: 48px; border-radius: 18px; font-size: 12px; }
  .table-code { display: none; }
  .hud { min-height: 44px; padding: 7px; }
  .turn-badge, .color-badge { font-size: 12px; padding: 7px 9px; }
  .table-wrap { inset: 116px 0 192px; }
  .table3d { width: 116vw; height: 49vh; min-height: 310px; }
  .center-zone { top: 54%; gap: 16px; }
  .pile, .card.mini-card { width: 70px; height: 98px; }
  .hand-zone { width: 100vw; height: 130px; }
  .card { width: 64px; height: 94px; font-size: 27px; }
  .card .oval { width: 70%; height: 50%; }
  .bottom-controls { gap: 5px; padding: 6px; }
  .seat-2, .seat-5 { top: 24%; }
  .seat-3, .seat-4 { bottom: 16%; }
}

.action-flash {
  position: fixed;
  z-index: 260;
  left: 50%;
  top: 50%;
  width: min(560px, calc(100% - 28px));
  transform: translate(-50%, -50%) scale(.92);
  opacity: 0;
  pointer-events: none;
  border-radius: 26px;
  padding: 18px 22px;
  text-align: center;
  font-size: clamp(17px, 3.4vw, 28px);
  font-weight: 1000;
  letter-spacing: -0.03em;
  color: #fff;
  text-shadow: 0 4px 16px rgba(0,0,0,.45);
  transition: opacity .18s ease, transform .18s ease;
}
.action-flash.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  animation: flashPulse 1.25s ease both;
}
@keyframes flashPulse {
  0% { filter: brightness(1.35); }
  35% { filter: brightness(1); }
  100% { filter: brightness(1); }
}

@media (max-width: 520px) {
  .action-flash {
    top: 47%;
    padding: 14px 16px;
  }
}