:root {
  font-family: Inter, system-ui, "Microsoft YaHei", sans-serif;
  color: #f3f7f0;
  background:
    radial-gradient(circle at 50% -10%, #33403a 0, transparent 32rem),
    linear-gradient(135deg, #171c1d 0%, #101315 45%, #1b1614 100%);
  color-scheme: dark;
  letter-spacing: 0;
  --gold: #e3c064;
  --gold-strong: #ffd778;
  --felt: #11604f;
  --felt-deep: #073b35;
  --panel: #1b2222;
  --line: #3c4844;
  --muted: #9fafaa;
  --good: #78d7ad;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

button,
input {
  font: inherit;
}

header {
  height: 64px;
  border-bottom: 1px solid #2c3634;
  padding: 0 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(13, 17, 18, 0.82);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 5;
}

header strong {
  font-size: 19px;
}

small {
  font-size: 10px;
  color: var(--muted);
  margin-left: 12px;
}

#connection {
  font-size: 12px;
  color: #b8cbc2;
  border: 1px solid #38524a;
  border-radius: 999px;
  padding: 5px 10px;
  background: #12221f;
}

main {
  max-width: 1120px;
  margin: auto;
  padding: 24px;
}

#lobby,
.auth-panel {
  max-width: 460px;
  margin: 56px auto;
  padding: 28px;
  border: 1px solid #364440;
  border-radius: 8px;
  background: linear-gradient(180deg, #202929 0%, #171e1f 100%);
  box-shadow: 0 24px 70px #0008;
}

.account-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
}
.account-bar a {
  color: var(--gold);
  text-decoration: none;
}
.account-bar button {
  padding: 6px 9px;
  font-size: 12px;
}
.auth-tabs {
  margin: 22px 0;
}
.form-error {
  color: #ffb4b4;
  margin: 0;
  font-size: 13px;
}
.lobby-account {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}
.lobby-account span {
  font-size: 12px;
  color: var(--muted);
}

h1 {
  font-size: 34px;
  line-height: 1.12;
  margin: 0 0 12px;
}

p,
#meta {
  color: var(--muted);
  font-size: 14px;
}

form {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  font-size: 13px;
  color: #d9e4dc;
}

input {
  background: #101819;
  border: 1px solid #44524f;
  border-radius: 6px;
  padding: 12px;
  color: #fff;
  min-width: 0;
  outline: none;
}

input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px #e3c06422;
}

button {
  background: #242d2d;
  border: 1px solid #4d5d58;
  color: #f7fbf5;
  padding: 11px 16px;
  border-radius: 6px;
  cursor: pointer;
  transition:
    transform 0.12s ease,
    border-color 0.12s ease,
    background 0.12s ease;
}

button:disabled {
  opacity: 0.42;
  cursor: default;
}

button:hover:not(:disabled) {
  border-color: var(--gold);
  transform: translateY(-1px);
}

.primary,
.selected {
  background: linear-gradient(180deg, #ffe092 0%, #d4a94b 100%);
  color: #201a0c;
  border-color: #f4d37e;
  font-weight: 700;
}

.columns,
.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.tabs button {
  min-height: 44px;
}

.room-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 12px 0 4px;
}

h2 {
  font-size: 21px;
  margin: 0 0 6px;
}

.table-wrap {
  height: 540px;
  position: relative;
  margin: 18px 0 12px;
  overflow: visible;
}

.felt {
  position: absolute;
  inset: 76px 108px 78px;
  border: 13px solid #2b3334;
  border-radius: 50%;
  background:
    radial-gradient(
      ellipse at 50% 46%,
      #247d64 0%,
      var(--felt) 47%,
      var(--felt-deep) 100%
    ),
    repeating-linear-gradient(45deg, #ffffff06 0 1px, transparent 1px 7px);
  box-shadow:
    0 26px 60px #0009,
    0 0 0 2px #6d5b36,
    0 0 0 7px #131818,
    inset 0 0 42px #001b18,
    inset 0 0 0 2px #ffffff10;
}

.felt::before,
.felt::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.felt::before {
  inset: 18px 24px;
  border-radius: 50%;
  border: 1px solid #d7b75b33;
}

.felt::after {
  width: 64px;
  height: 64px;
  left: calc(50% - 32px);
  top: calc(50% - 32px);
  border-radius: 50%;
  background:
    radial-gradient(circle, #f4d47f 0 24%, transparent 25%),
    conic-gradient(
      from 22deg,
      #c44545 0 12.5%,
      #f6f0dd 0 25%,
      #2f6cbb 0 37.5%,
      #f6f0dd 0 50%,
      #c44545 0 62.5%,
      #f6f0dd 0 75%,
      #2f6cbb 0 87.5%,
      #f6f0dd 0
    );
  opacity: 0.22;
}

.center {
  position: absolute;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  width: min(430px, 50%);
  font-size: 13px;
  color: #cfe2d8;
  display: grid;
  justify-items: center;
  gap: 8px;
}

#stage {
  border: 1px solid #d9bd6540;
  border-radius: 999px;
  padding: 5px 12px;
  color: #f3d98a;
  background: #16231fdd;
}

#pot {
  min-width: 126px;
  padding: 8px 16px;
  border-radius: 999px;
  background: linear-gradient(180deg, #29302c, #121818);
  color: #fff5c8;
  border: 1px solid #695936;
  box-shadow: 0 10px 24px #0007;
}

.cards {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 8px 0;
}

.card {
  width: 46px;
  height: 64px;
  background: linear-gradient(145deg, #fffdfa 0%, #e8ece7 100%);
  color: #172522;
  border-radius: 7px;
  padding: 6px;
  text-align: left;
  font-weight: 800;
  box-shadow:
    0 7px 14px #0007,
    inset 0 0 0 1px #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 18px;
}

.card.red {
  color: #bb3545;
}

.card.back {
  background:
    radial-gradient(circle at 50% 50%, #f7fbff 0 8%, transparent 9%),
    repeating-linear-gradient(
      45deg,
      #2b6f99,
      #2b6f99 4px,
      #214f76 4px,
      #214f76 8px
    );
  border: 3px solid #eaf1f4;
  color: transparent;
}

.seat {
  position: absolute;
  transform: translate(-50%, -50%);
  width: 118px;
  min-height: 118px;
  text-align: center;
  border-radius: 8px;
  background: linear-gradient(180deg, #263230 0%, #151c1d 100%);
  border: 1px solid #53645d;
  padding: 8px;
  box-shadow: 0 14px 28px #0008;
}

.seat.active {
  border-color: var(--gold-strong);
  box-shadow:
    0 0 0 3px #ffd77826,
    0 0 28px #d49f2c55,
    0 14px 28px #0008;
}

.seat.folded {
  opacity: 0.54;
  filter: grayscale(0.45);
}

.seat.empty {
  min-height: 44px;
  display: grid;
  place-items: center;
  border-style: dashed;
  background: #111819aa;
  color: #71827a;
  font-size: 12px;
  box-shadow: none;
}

.avatar {
  width: 34px;
  height: 34px;
  background: linear-gradient(145deg, #8db3a3, #385e61);
  border-radius: 50%;
  margin: -2px auto 5px;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  border: 2px solid #cde2d65e;
}

.seat .name {
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.seat .stack {
  color: var(--gold-strong);
  font-size: 14px;
  font-weight: 800;
  margin-top: 3px;
}

.seat .bet {
  display: inline-block;
  min-height: 20px;
  margin-top: 3px;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 11px;
  color: #c9d7d1;
  background: #0f1718;
}

.seat .cards {
  margin: 6px 0 0;
  gap: 3px;
}

.seat .card {
  width: 22px;
  height: 31px;
  font-size: 11px;
  padding: 2px;
  border-radius: 4px;
}

.own {
  margin-top: 0;
}

.own .card {
  width: 56px;
  height: 78px;
  font-size: 22px;
}

.controls {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

.controls input {
  width: 116px;
  text-align: center;
}

#controls:not(:empty),
#hostControls:not(:empty) {
  padding: 10px;
  border: 1px solid #34433e;
  border-radius: 8px;
  background: #12191ad9;
}

#controls button:first-child {
  border-color: #6e3f3f;
  background: #2b1d1f;
  color: #ffc7c7;
}

#controls button:nth-child(2) {
  border-color: #3f705d;
  background: #183028;
}

.bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  border-top: 1px solid #343e3a;
  padding-top: 18px;
  margin-top: 22px;
}

.bottom section,
.ledger {
  border: 1px solid #303d39;
  border-radius: 8px;
  background: #151c1dcc;
  padding: 16px;
}

h3 {
  font-size: 15px;
  margin: 0 0 12px;
}

#log {
  font-size: 13px;
  color: #bdccc4;
  line-height: 1.9;
}

#rebuy {
  display: flex;
  gap: 8px;
}

#rebuy input {
  width: 120px;
}

#requests > div {
  margin-top: 10px;
  font-size: 13px;
}

#requests button {
  padding: 6px 10px;
  margin-left: 6px;
}

.ledger {
  margin-top: 18px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  text-align: right;
  padding: 12px 8px;
  border-bottom: 1px solid #2d3936;
}

th:first-child,
td:first-child {
  text-align: left;
}

th {
  color: var(--muted);
  font-weight: 500;
}

.positive {
  color: var(--good);
}

.negative {
  color: #f0a09d;
}

details {
  border-bottom: 1px solid #2d3936;
  padding: 13px 0;
  font-size: 13px;
  line-height: 1.8;
}

summary {
  cursor: pointer;
  color: #d2dfd8;
}

#toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: #ffe29a;
  color: #1d1a12;
  padding: 13px 18px;
  border-radius: 6px;
  max-width: 90%;
  z-index: 20;
  box-shadow: 0 16px 36px #0008;
}

[hidden] {
  display: none !important;
}

#payout {
  font-size: 12px;
  margin-top: 2px;
  color: #f4d98e;
  max-width: 100%;
}

#exit,
#game > button:last-child {
  margin-top: 22px;
  color: #c1cec7;
  font-size: 13px;
}

@media (max-width: 760px) {
  header {
    height: 56px;
    padding: 0 14px;
  }

  small {
    display: none;
  }

  main {
    padding: 14px 10px 116px;
  }

  #lobby,
  .auth-panel {
    margin: 24px auto;
    padding: 20px 16px;
  }

  .account-bar {
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  #accountName {
    display: none;
  }

  h1 {
    font-size: 28px;
  }

  .room-bar {
    align-items: flex-start;
  }

  .room-bar button {
    font-size: 12px;
    padding: 8px 10px;
  }

  h2 {
    font-size: 17px;
  }

  #meta {
    font-size: 12px;
  }

  .table-wrap {
    height: 520px;
    margin: 8px 0 0;
  }

  .felt {
    inset: 78px 42px 82px;
    border-width: 9px;
  }

  .center {
    width: 58%;
    top: 42%;
    gap: 5px;
  }

  #stage {
    font-size: 12px;
    padding: 4px 10px;
  }

  #pot {
    min-width: 112px;
    padding: 7px 12px;
    font-size: 13px;
  }

  .center .card {
    width: 31px;
    height: 45px;
    font-size: 13px;
    padding: 4px;
    border-radius: 5px;
  }

  .cards {
    gap: 4px;
  }

  .seat {
    width: 86px;
    min-height: 92px;
    padding: 5px 4px;
    border-radius: 7px;
  }

  .seat.empty {
    min-height: 32px;
    font-size: 11px;
  }

  .avatar {
    width: 24px;
    height: 24px;
    margin-bottom: 3px;
    font-size: 12px;
    border-width: 1px;
  }

  .seat .name {
    font-size: 11px;
  }

  .seat .stack {
    font-size: 12px;
  }

  .seat .bet {
    min-height: 17px;
    font-size: 10px;
    padding: 1px 5px;
  }

  .seat .cards {
    margin-top: 4px;
  }

  .seat .card {
    width: 18px;
    height: 25px;
    font-size: 9px;
    padding: 2px;
  }

  .own {
    position: sticky;
    bottom: 78px;
    z-index: 4;
    width: max-content;
    margin: -8px auto 0;
    padding: 5px 8px;
    border-radius: 8px;
    background: #0d1213cc;
    box-shadow: 0 12px 28px #0008;
  }

  .own .card {
    width: 48px;
    height: 68px;
    font-size: 20px;
  }

  #controls,
  #hostControls {
    position: sticky;
    bottom: 8px;
    z-index: 6;
  }

  #controls:not(:empty),
  #hostControls:not(:empty) {
    margin: 8px 0;
    box-shadow: 0 14px 34px #0009;
  }

  .controls {
    gap: 6px;
  }

  .controls button {
    flex: 1 1 86px;
    min-height: 42px;
    padding: 9px 8px;
    font-size: 13px;
  }

  .controls input {
    flex: 1 1 92px;
    width: auto;
    min-height: 42px;
  }

  .bottom {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 16px;
  }

  .bottom section,
  .ledger {
    padding: 14px;
  }

  #rebuy {
    display: grid;
    grid-template-columns: 1fr auto;
  }

  #rebuy input {
    width: auto;
  }

  table {
    font-size: 12px;
  }
}

@media (max-width: 360px) {
  .seat {
    width: 78px;
  }

  .felt {
    left: 34px;
    right: 34px;
  }

  .center {
    width: 62%;
  }
}