:root {
  --red: #e5484d;
  --yellow: #f5b82e;
  --green: #30a46c;
  --blue: #3b82f6;
  --ink: #0d1b2a;
  --ink-2: #13263a;
  --panel: rgba(255, 255, 255, 0.07);
  --panel-border: rgba(255, 255, 255, 0.12);
  --text: #eef3f8;
  --muted: #9fb1c4;
  --felt-1: #134e5e;
  --felt-2: #0b2b3a;
  --cw: clamp(58px, 8.4vw, 96px);
  --radius: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 800px at 50% 0%, #1b3550 0%, var(--ink) 60%) fixed, var(--ink);
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}
button { font: inherit; color: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.center { text-align: center; }

/* ---------- botões e campos ---------- */
.btn {
  border: 1px solid var(--panel-border);
  background: rgba(255, 255, 255, 0.1);
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: transform .12s, background .15s, opacity .15s;
  white-space: nowrap;
}
.btn:hover { background: rgba(255, 255, 255, 0.18); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: linear-gradient(135deg, var(--blue), #6366f1); border-color: transparent; }
.btn.primary:hover { filter: brightness(1.1); }
.btn.warn { background: var(--yellow); color: #2a1d00; border-color: transparent; }
.btn.warn.on { background: #6b5a2a; color: #f8e7b8; }
.btn.danger { background: var(--red); border-color: transparent; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.ghost:hover { color: var(--text); background: rgba(255,255,255,.06); }
.btn.big { padding: 14px 22px; font-size: 1.05rem; width: 100%; }
.btn.small { padding: 6px 10px; font-size: .85rem; }
.pulse { animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 50% { transform: scale(1.06); box-shadow: 0 0 0 6px rgba(229,72,77,.25); } }

input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  font-size: 1rem;
  outline: none;
}
input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(59,130,246,.25); }

/* ---------- tela inicial e sala ---------- */
.screen { min-height: 100vh; min-height: 100dvh; }
#home, #lobby { display: grid; place-items: center; padding: 24px 16px; }
.home-card, .lobby-card {
  width: min(440px, 100%);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  padding: 28px 24px;
  display: flex; flex-direction: column; gap: 16px;
  backdrop-filter: blur(6px);
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
}
.logo {
  width: 72px; height: 72px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 5px;
  transform: rotate(45deg);
}
.logo span { border-radius: 8px; }
.logo span:nth-child(1) { background: var(--red); }
.logo span:nth-child(2) { background: var(--yellow); }
.logo span:nth-child(3) { background: var(--blue); }
.logo span:nth-child(4) { background: var(--green); }
h1 { margin: 6px 0 0; text-align: center; font-size: 2rem; letter-spacing: .5px; }
.tagline { margin: -6px 0 4px; text-align: center; color: var(--muted); }
.field { display: flex; flex-direction: column; gap: 6px; font-size: .9rem; color: var(--muted); }
#home-actions { display: flex; flex-direction: column; gap: 14px; }
.seg {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  padding: 4px; border-radius: 12px;
  background: rgba(0,0,0,.25); border: 1px solid var(--panel-border);
}
.seg button {
  border: 0; background: transparent; color: var(--muted);
  padding: 9px 8px; border-radius: 9px; font-weight: 600; cursor: pointer;
  transition: background .15s, color .15s;
}
.seg button:hover { color: var(--text); }
.seg button.on { background: rgba(255,255,255,.14); color: var(--text); box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.divider { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: .85rem; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--panel-border); }
.join-row { display: flex; gap: 8px; }
#code { text-transform: uppercase; letter-spacing: 6px; font-weight: 700; text-align: center; font-size: 1.2rem; }
.invite { display: flex; flex-direction: column; gap: 10px; text-align: center; color: var(--muted); }
.invite strong { color: var(--text); letter-spacing: 3px; }
.rules { font-size: .9rem; color: var(--muted); }
.rules summary { cursor: pointer; color: var(--text); font-weight: 600; }
.rules ul { padding-left: 18px; margin: 10px 0 0; display: grid; gap: 6px; }
.rules b { color: var(--text); }

.lobby-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.room-code { font-size: 2.4rem; font-weight: 800; letter-spacing: 8px; }
.seats { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.seats li {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 12px;
  background: rgba(0,0,0,.2); border: 1px solid var(--panel-border);
  min-height: 56px;
}
.seats li.empty { border-style: dashed; color: var(--muted); justify-content: center; }
.seats .grow { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tag { font-size: .72rem; padding: 2px 8px; border-radius: 99px; background: rgba(255,255,255,.12); color: var(--muted); }
.tag.host { background: rgba(245,184,46,.18); color: var(--yellow); }
.lobby-actions { display: grid; gap: 10px; }

.avatar {
  width: 36px; height: 36px; border-radius: 50%; flex: none;
  display: grid; place-items: center; font-weight: 800; color: #fff;
  background: var(--av, #475569);
  box-shadow: inset 0 -3px 0 rgba(0,0,0,.2);
}

/* ---------- cartas ---------- */
.card {
  --c: #334155;
  width: var(--cw);
  aspect-ratio: 2 / 3;
  border-radius: calc(var(--cw) * .12);
  background:
    radial-gradient(120% 80% at 30% 15%, rgba(255,255,255,.28), transparent 55%),
    var(--c);
  border: calc(var(--cw) * .045) solid #fff;
  box-shadow: 0 4px 10px rgba(0,0,0,.35), 0 1px 0 rgba(0,0,0,.2);
  position: relative;
  color: #fff;
  font-weight: 900;
  user-select: none;
  flex: none;
  overflow: hidden;
}
.card.c-red { --c: var(--red); }
.card.c-yellow { --c: var(--yellow); }
.card.c-green { --c: var(--green); }
.card.c-blue { --c: var(--blue); }
.card.c-wild { --c: #1e293b; }
/* losango central: marca visual própria do baralho */
.card .gem {
  position: absolute; left: 50%; top: 50%;
  width: 62%; aspect-ratio: 1;
  transform: translate(-50%, -50%) rotate(45deg);
  border-radius: 14%;
  background: rgba(0,0,0,.16);
  border: calc(var(--cw) * .03) solid rgba(255,255,255,.55);
}
.card.c-wild .gem {
  background: conic-gradient(var(--red) 0 25%, var(--yellow) 0 50%, var(--green) 0 75%, var(--blue) 0);
  border-color: #fff;
}
.card .mid {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  font-size: calc(var(--cw) * .44);
  line-height: 1;
  text-shadow: 0 2px 0 rgba(0,0,0,.35), 0 0 6px rgba(0,0,0,.25);
}
.card .mid.sym { font-size: calc(var(--cw) * .40); }
.card.long .mid { font-size: calc(var(--cw) * .30); letter-spacing: -1px; }
.card.long .corner { font-size: calc(var(--cw) * .15); }
.card .corner {
  position: absolute;
  font-size: calc(var(--cw) * .2);
  line-height: 1;
  text-shadow: 0 1px 0 rgba(0,0,0,.35);
}
.card .tl { top: 6%; left: 9%; }
.card .br { bottom: 6%; right: 9%; transform: rotate(180deg); }
.card.back {
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.04) 0 6px, transparent 6px 12px),
    linear-gradient(160deg, #1e3a5f, #0f172a);
}
.card.back::after {
  content: "";
  position: absolute; left: 50%; top: 50%;
  width: 46%; aspect-ratio: 1;
  transform: translate(-50%, -50%) rotate(45deg);
  border-radius: 14%;
  background: conic-gradient(var(--red) 0 25%, var(--yellow) 0 50%, var(--green) 0 75%, var(--blue) 0);
  box-shadow: 0 0 0 calc(var(--cw) * .03) rgba(255,255,255,.85);
}

/* ---------- mesa ---------- */
#table { display: grid; grid-template-rows: auto 1fr auto; height: 100vh; height: 100dvh; }
.topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 14px;
  background: rgba(0,0,0,.25);
  border-bottom: 1px solid var(--panel-border);
  font-size: .9rem;
}
.room-tag { color: var(--muted); white-space: nowrap; }
.room-tag b { color: var(--text); }
.scores { flex: 1; display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; }
.score-pill { padding: 3px 10px; border-radius: 99px; background: rgba(255,255,255,.08); white-space: nowrap; font-size: .82rem; }
.score-pill b { margin-left: 4px; }
.score-pill.me { outline: 1px solid rgba(255,255,255,.35); }

.felt {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr) minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  grid-template-areas: "left top right" "left center right";
  gap: 8px;
  padding: 12px;
  margin: 10px;
  border-radius: 28px;
  background:
    radial-gradient(ellipse at center, var(--felt-1) 0%, var(--felt-2) 75%);
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.06), inset 0 0 80px rgba(0,0,0,.45);
  min-height: 0;
}
.slot-top { grid-area: top; display: flex; justify-content: center; gap: 12px; }
.felt.many-opp { grid-template-areas: "top top top" "left center right"; }
/* com 5–6 jogadores, os laterais ficam no alto para não colidir com o histórico */
.felt.many-opp .slot-left, .felt.many-opp .slot-right { align-items: flex-start; }
.slot-left { grid-area: left; display: flex; align-items: center; justify-content: center; }
.slot-right { grid-area: right; display: flex; align-items: center; justify-content: center; }
.center { grid-area: center; position: relative; display: grid; place-items: center; min-height: 0; }

.opp {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 10px 12px; border-radius: 16px;
  background: rgba(0,0,0,.22);
  border: 2px solid transparent;
  transition: border-color .2s, box-shadow .2s;
  max-width: 100%;
}
.opp.turn { border-color: var(--yellow); box-shadow: 0 0 24px rgba(245,184,46,.35); }
.opp.away { opacity: .55; }
.opp.out { opacity: .4; filter: grayscale(1); }
.opp.out .opp-cards { display: none; }
.opp.danger .opp-sub, .me-info.danger span { color: #ff8a8e; }
.mode-tag { font-weight: 700; color: var(--text); }
.mode-tag.chaos { color: #ff8a5c; }
.mode-desc { margin: -4px 2px 0; font-size: .85rem; color: var(--muted); }
.mode-desc.chaos { color: #ffb08f; }
.stack-badge {
  position: absolute; top: -14px; right: -18px; z-index: 2;
  background: var(--red); color: #fff; font-weight: 900; font-size: 1.1rem;
  padding: 4px 10px; border-radius: 99px; border: 2px solid #fff;
  box-shadow: 0 6px 16px rgba(0,0,0,.4);
  animation: pulse 1s ease-in-out infinite;
}
.swap-list { display: grid; gap: 8px; }
.swap-btn {
  display: flex; align-items: center; gap: 10px; text-align: left;
  padding: 10px 12px; border-radius: 12px; cursor: pointer;
  background: rgba(255,255,255,.06); border: 1px solid var(--panel-border);
}
.swap-btn:hover { background: rgba(255,255,255,.12); }
.swap-btn .grow { flex: 1; font-weight: 700; }
.rules-sub { margin: 12px 0 0; color: var(--text); font-weight: 600; }
.opp-head { display: flex; align-items: center; gap: 8px; min-width: 0; max-width: 100%; }
.opp-name { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.opp-sub { font-size: .78rem; color: var(--muted); }
.opp-cards { display: flex; height: calc(var(--cw) * .6 * 1.5); }
.opp-cards .card { --cw: calc(clamp(58px, 8.4vw, 96px) * .6); border-width: 2px; }
.opp-cards .card + .card { margin-left: calc(var(--cw) * -0.72); }
.badge { font-size: .7rem; font-weight: 800; padding: 2px 7px; border-radius: 99px; background: var(--yellow); color: #2a1d00; }
.badge.red { background: var(--red); color: #fff; }

.dir-ring {
  position: absolute;
  width: min(100%, 330px); aspect-ratio: 1;
  color: rgba(255,255,255,.18);
  fill: none; stroke: currentColor; stroke-width: 5; stroke-linecap: round;
  animation: spin 14s linear infinite;
  pointer-events: none;
}
.dir-ring.ccw { animation-name: spin-ccw; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-ccw { from { transform: scaleX(-1) rotate(0deg); } to { transform: scaleX(-1) rotate(360deg); } }

.piles { display: flex; gap: calc(var(--cw) * .45); align-items: center; position: relative; z-index: 1; }
.pile { position: relative; }
.draw-pile {
  border: 0; padding: 0; background: none; cursor: default;
  border-radius: calc(var(--cw) * .12);
}
.draw-pile .card { box-shadow: 3px 3px 0 #0f172a, 6px 6px 0 #1e3a5f, 0 10px 20px rgba(0,0,0,.4); }
.draw-pile.can { cursor: pointer; }
.draw-pile.can .card { outline: 3px solid var(--yellow); outline-offset: 3px; animation: nudge 1.4s ease-in-out infinite; }
@keyframes nudge { 50% { transform: translateY(-4px); } }
.pile-count {
  position: absolute; bottom: -22px; left: 0; right: 0; text-align: center;
  font-size: .75rem; color: var(--muted); white-space: nowrap;
}
.discard-pile { width: var(--cw); aspect-ratio: 2/3; display: grid; place-items: center; }
.color-glow {
  position: absolute; inset: -22%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow, transparent) 0%, transparent 68%);
  opacity: .85;
  transition: background .3s;
}
#discard { position: relative; }
#discard .card { transform: rotate(var(--tilt, 0deg)); }
#discard .card.enter { animation: drop .35s cubic-bezier(.2,.9,.3,1.2); }
@keyframes drop {
  from { transform: translateY(-50px) scale(1.25) rotate(-20deg); opacity: 0; }
  to { transform: rotate(var(--tilt, 0deg)); opacity: 1; }
}
.turn-banner {
  position: absolute; bottom: 4px; left: 0; right: 0;
  text-align: center; font-weight: 700; font-size: 1.05rem;
  z-index: 1;
  text-shadow: 0 2px 6px rgba(0,0,0,.6);
}
.turn-banner.mine { color: var(--yellow); font-size: 1.25rem; }
.turn-banner .color-name { display: block; font-size: .8rem; font-weight: 600; color: var(--muted); }

.log {
  position: absolute; right: 14px; bottom: 12px;
  width: min(300px, 32%);
  max-height: 40%;
  overflow: hidden;
  display: flex; flex-direction: column; justify-content: flex-end; gap: 3px;
  font-size: .78rem; color: var(--muted);
  pointer-events: none;
  mask-image: linear-gradient(to top, #000 70%, transparent);
  -webkit-mask-image: linear-gradient(to top, #000 70%, transparent);
}
.log div:last-child { color: var(--text); }

/* ---------- minha mão ---------- */
.me { padding: 0 10px calc(10px + env(safe-area-inset-bottom)); }
.me-bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; padding: 0 4px 6px; }
.me-info { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.me-info.turn .avatar { box-shadow: 0 0 0 3px var(--yellow); }
.me-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.hand {
  --ov: 0px;
  display: flex; justify-content: center;
  padding: 26px 6px 6px;
  min-height: calc(var(--cw) * 1.5 + 34px);
  overflow-x: auto; overflow-y: hidden;
  scrollbar-width: thin;
}
.hand .card { cursor: default; transition: transform .15s, filter .15s, margin .2s; border: calc(var(--cw) * .045) solid #fff; padding: 0; }
.hand .card + .card { margin-left: var(--ov); }
.hand.my-turn .card.ok { cursor: pointer; transform: translateY(-14px); box-shadow: 0 0 0 3px var(--yellow), 0 10px 18px rgba(0,0,0,.45); }
.hand.my-turn .card.ok:hover, .hand.my-turn .card.ok:focus-visible { transform: translateY(-24px); z-index: 2; outline: none; }
.hand.my-turn .card:not(.ok) { filter: brightness(.55) saturate(.7); }
.hand:not(.my-turn) .card:hover { transform: translateY(-8px); z-index: 2; }
.hand .card.fresh { animation: fresh .4s ease-out; }
@keyframes fresh { from { transform: translateY(-40px); opacity: 0; } }

/* ---------- modais ---------- */
.modal {
  position: fixed; inset: 0; z-index: 20;
  display: grid; place-items: center; padding: 16px;
  background: rgba(5, 12, 20, .65);
  backdrop-filter: blur(3px);
}
.modal-box {
  width: min(380px, 100%);
  background: var(--ink-2);
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  padding: 22px;
  display: flex; flex-direction: column; gap: 14px;
  text-align: center;
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
  max-height: 100%; overflow: auto;
}
.modal-box.wide { width: min(620px, 100%); }
.modal-box h2 { margin: 0; }
.color-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.color-btn {
  height: 84px; border-radius: 14px; border: 3px solid #fff; cursor: pointer;
  font-weight: 800; font-size: 1rem; color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,.4);
  transition: transform .12s;
}
.color-btn:hover { transform: scale(1.04); }
.color-btn[data-color=red] { background: var(--red); }
.color-btn[data-color=yellow] { background: var(--yellow); color: #2a1d00; text-shadow: none; }
.color-btn[data-color=green] { background: var(--green); }
.color-btn[data-color=blue] { background: var(--blue); }
.modal-actions { display: flex; flex-direction: column; gap: 8px; align-items: stretch; }

.round-table { display: grid; gap: 8px; text-align: left; }
.round-row {
  display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center;
  padding: 8px 10px; border-radius: 12px; background: rgba(255,255,255,.05);
}
.round-row.win { background: rgba(245,184,46,.14); outline: 1px solid rgba(245,184,46,.4); }
.round-row .name { font-weight: 700; }
.round-row .total { font-weight: 800; font-size: 1.1rem; }
.mini-hand { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 4px; }
.mini-hand .card { --cw: 26px; border-width: 1.5px; box-shadow: none; }
.mini-hand .card .corner { display: none; }

/* ---------- avisos ---------- */
.toasts { position: fixed; top: 56px; left: 50%; transform: translateX(-50%); z-index: 30; display: grid; gap: 8px; width: min(420px, calc(100% - 32px)); pointer-events: none; }
.toast {
  background: #1f2d3d; border: 1px solid var(--panel-border);
  padding: 10px 14px; border-radius: 12px; text-align: center; font-weight: 600;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
  animation: toast-in .2s ease-out;
}
.toast.error { border-color: rgba(229,72,77,.6); }
.toast.good { border-color: rgba(48,164,108,.6); }
@keyframes toast-in { from { transform: translateY(-10px); opacity: 0; } }
.conn {
  position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); z-index: 40;
  background: var(--red); padding: 8px 16px; border-radius: 99px; font-weight: 700;
}

/* ---------- telas pequenas ---------- */
@media (max-width: 720px) {
  :root { --cw: clamp(48px, 13vw, 68px); }
  .felt {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr;
    grid-template-areas: "left right" "center center";
    margin: 6px; padding: 8px; border-radius: 20px;
  }
  .slot-top { grid-area: auto; }
  .felt.three-opp { grid-template-columns: 1fr 1fr 1fr; grid-template-areas: "left top right" "center center center"; }
  .felt.three-opp .slot-top { grid-area: top; }
  .felt.one-opp { grid-template-columns: 1fr; grid-template-areas: "top" "center"; }
  .felt.one-opp .slot-top { grid-area: top; }
  .felt.many-opp { grid-template-columns: 1fr 1fr; grid-template-rows: auto auto 1fr; grid-template-areas: "top top" "left right" "center center"; }
  .felt.many-opp .slot-top { grid-area: top; gap: 6px; }
  .felt.many-opp .slot-top .opp { flex: 1; min-width: 0; }
  .opp { padding: 6px 8px; gap: 4px; }
  .opp-cards { display: none; }
  .opp-head .avatar { width: 28px; height: 28px; font-size: .8rem; }
  .opp-name { font-size: .85rem; }
  .log { display: none; }
  .room-tag { display: none; }
  .topbar { padding: 6px 10px; }
  .hand { justify-content: flex-start; }
  .me-actions .btn { padding: 8px 12px; }
}