* {
  box-sizing: border-box;
}

:root {
  --ui-font: "Manrope", "Segoe UI", "Trebuchet MS", sans-serif;
  --ui-font-display: "Sora", "Segoe UI", sans-serif;

  --bg-main: var(--ctp-base);
  --bg-panel: var(--ctp-mantle);
  --bg-panel-strong: var(--ctp-crust);
  --bg-soft: var(--ctp-surface0);

  --line-soft: var(--ctp-surface1);
  --line-strong: var(--ctp-lavender);
  --focus-ring: color-mix(in oklab, var(--ctp-lavender) 45%, var(--ctp-base));

  --shadow-soft: 0 6px 14px color-mix(in oklab, var(--ctp-crust) 78%, var(--ctp-base));
  --shadow-glow: 0 1px 0 var(--ctp-surface2);

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 22px;

  --ease-smooth: 220ms cubic-bezier(0.22, 0.7, 0, 1);
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ctp-text);
  font-family: var(--ui-font);
  background: var(--bg-main);
}

a {
  color: var(--ctp-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--ui-font-display);
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(1.45rem, 1rem + 1.8vw, 2.2rem);
  line-height: 1.15;
}

h2 {
  font-size: clamp(1.02rem, 0.92rem + 0.45vw, 1.3rem);
}

h3 {
  font-size: 1rem;
}

.muted {
  color: var(--ctp-subtext0);
  font-size: 0.9rem;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px clamp(12px, 2.4vw, 28px);
  background: var(--ctp-mantle);
  border-bottom: 1px solid var(--line-soft);
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  color: inherit;
}

.brand:hover {
  text-decoration: none;
}

.logo {
  font-family: var(--ui-font-display);
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ctp-lavender);
}

.subtitle {
  color: var(--ctp-subtext0);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}

.auth {
  display: flex;
  align-items: center;
  gap: 10px;
}

.authStack {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.authUser {
  color: var(--ctp-subtext0);
  font-size: 0.86rem;
}

.authActions {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.btn {
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: var(--ctp-surface0);
  color: var(--ctp-text);
  padding: 9px 13px;
  font-family: inherit;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform var(--ease-smooth), border-color var(--ease-smooth), background var(--ease-smooth), box-shadow var(--ease-smooth);
}

.btn:hover {
  transform: translateY(-1px);
  border-color: var(--line-strong);
  background: var(--ctp-surface1);
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn.primary {
  border-color: var(--ctp-lavender);
  background: var(--ctp-lavender);
  color: var(--ctp-base);
}

.btn.danger {
  border-color: var(--ctp-red);
  background: var(--ctp-red);
  color: var(--ctp-base);
}

.panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
  background: var(--bg-panel);
  box-shadow: var(--shadow-soft);
}

.divider {
  height: 1px;
  width: 100%;
  background: var(--line-soft);
  margin: 14px 0;
}

.form {
  display: grid;
  gap: 11px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--ctp-subtext1);
  font-size: 0.9rem;
}

input,
button,
select,
textarea {
  font: inherit;
}

input[type="text"],
input[type="search"],
input[type="password"],
input[type="email"],
input[type="number"],
input:not([type]) {
  width: 100%;
}

input {
  width: 100%;
  padding: 10px 11px;
  border-radius: 11px;
  border: 1px solid var(--line-soft);
  background: var(--ctp-mantle);
  color: var(--ctp-text);
  outline: 0;
  transition: border-color var(--ease-smooth), box-shadow var(--ease-smooth);
}

input:focus {
  border-color: var(--line-strong);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.row {
  display: flex;
  align-items: center;
  gap: 9px;
}

.row input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.eyebrow {
  margin: 0;
  color: var(--ctp-lavender);
  font-size: 0.8rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  font-weight: 800;
}

/* Lobby */

.lobbyShell {
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(14px, 2vw, 24px);
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(290px, 0.95fr);
  gap: clamp(12px, 1.6vw, 18px);
}

.lobbyMain,
.lobbySide {
  padding: clamp(14px, 1.8vw, 22px);
  animation: rise-in 520ms var(--ease-smooth) both;
}

.lobbySide {
  animation-delay: 80ms;
}

.panelHead {
  display: grid;
  gap: 8px;
}

.listHead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.lobbyRooms {
  display: grid;
  gap: 10px;
  min-height: 120px;
}

.lobbyRoomCard {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--ctp-mantle);
  padding: 11px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  animation: rise-in 460ms var(--ease-smooth) both;
}

.lobbyRoomCard:nth-child(1) { animation-delay: 40ms; }
.lobbyRoomCard:nth-child(2) { animation-delay: 80ms; }
.lobbyRoomCard:nth-child(3) { animation-delay: 120ms; }
.lobbyRoomCard:nth-child(4) { animation-delay: 160ms; }
.lobbyRoomCard:nth-child(5) { animation-delay: 200ms; }
.lobbyRoomCard:nth-child(6) { animation-delay: 240ms; }

.lobbyRoomInfo {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.lobbyRoomName {
  font-weight: 800;
  font-size: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lobbySide .stackBlock {
  display: grid;
  gap: 10px;
}

.playerRow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--line-soft);
  border-radius: 11px;
  padding: 8px 10px;
  background: var(--ctp-surface0);
}

/* Room */

body.roomPage {
  overflow: hidden;
}

.roomShell {
  max-width: 1540px;
  margin: 0 auto;
  padding: 10px 12px 12px;
  height: calc(100svh - 74px);
}

.roomWorkspace {
  height: 100%;
  display: grid;
  grid-template-columns: minmax(250px, 320px) minmax(0, 1fr) minmax(250px, 320px);
  grid-template-rows: minmax(0, 1fr) minmax(152px, 220px);
  grid-template-areas:
    "meta table side"
    "hand hand hand";
  gap: 10px;
}

.roomCard {
  min-height: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--line-soft);
  background: var(--bg-panel);
  box-shadow: var(--shadow-soft);
  padding: 12px;
  animation: rise-in 520ms var(--ease-smooth) both;
}

.metaCard {
  grid-area: meta;
  display: grid;
  align-content: start;
  gap: 12px;
  animation-delay: 40ms;
}

.tableCard {
  grid-area: table;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 8px;
  animation-delay: 90ms;
}

.sideCard {
  grid-area: side;
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 10px;
  animation-delay: 130ms;
}

.handPanel {
  grid-area: hand;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 7px;
  animation-delay: 170ms;
}

.gameHeader {
  display: grid;
  gap: 10px;
}

.gameActions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.copyCodeBtn {
  margin-left: 8px;
  padding: 6px 10px;
  font-size: 0.8rem;
}

.rulesAccordion {
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: var(--ctp-mantle);
  overflow: clip;
}

.rulesAccordion summary {
  list-style: none;
  cursor: pointer;
  padding: 10px 12px;
  font-family: var(--ui-font-display);
  font-size: 0.95rem;
}

.rulesAccordion summary::-webkit-details-marker {
  display: none;
}

.rulesPanel {
  display: grid;
  gap: 8px;
  padding: 0 12px 12px;
}

.rulesPanel label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
}

.rulesPanel input[type="checkbox"] {
  width: auto;
  margin: 0;
}

.messages {
  min-height: 24px;
}

.msg {
  border: 1px solid var(--line-soft);
  border-radius: 11px;
  background: var(--ctp-surface0);
  color: var(--ctp-text);
  font-size: 0.87rem;
  padding: 7px 9px;
}

.unoTable {
  min-height: 0;
  border-radius: 16px;
  border: 1px solid var(--line-soft);
  background: var(--ctp-crust);
  padding: clamp(8px, 1.4vw, 14px);
  overflow: hidden;
}

.arenaGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: minmax(64px, auto) minmax(118px, 1fr) minmax(64px, auto);
  grid-template-areas:
    "n2 n1 n3"
    "n4 center n5"
    "n6 n0 n7";
  gap: 8px;
  align-items: stretch;
  min-height: 100%;
}

.seat {
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: var(--ctp-mantle);
  padding: 8px;
  min-height: 60px;
  display: grid;
  align-content: center;
}

.seat .name {
  font-weight: 800;
  font-size: 0.86rem;
}

.seat .meta {
  font-size: 0.74rem;
  color: var(--ctp-subtext0);
  margin-top: 3px;
}

.seat.turn {
  border-color: var(--ctp-lavender);
  box-shadow: 0 0 0 2px var(--focus-ring);
}

.seatN0 { grid-area: n0; text-align: center; }
.seatN1 { grid-area: n1; text-align: center; }
.seatN2 { grid-area: n2; text-align: center; }
.seatN3 { grid-area: n3; text-align: center; }
.seatN4 { grid-area: n4; text-align: left; }
.seatN5 { grid-area: n5; text-align: right; }
.seatN6 { grid-area: n6; text-align: center; }
.seatN7 { grid-area: n7; text-align: center; }

.centerStack {
  grid-area: center;
  display: grid;
  place-content: center;
  gap: 9px;
  justify-items: center;
}

.currentColorCenter {
  text-align: center;
}

.card {
  width: clamp(105px, 10.4vw, 170px);
  aspect-ratio: 19 / 25;
  border-radius: 18px;
  border: 2px solid var(--ctp-surface2);
  background: var(--ctp-surface0);
  box-shadow: 0 6px 14px color-mix(in oklab, var(--ctp-crust) 80%, var(--ctp-base));
  display: grid;
  place-items: center;
  font-family: var(--ui-font-display);
  font-size: clamp(1.4rem, 1.1rem + 1vw, 2.2rem);
  font-weight: 800;
  color: var(--ctp-text);
}

:root {
  --uno-red: var(--ctp-red);
  --uno-green: var(--ctp-green);
  --uno-blue: var(--ctp-blue);
  --uno-yellow: var(--ctp-yellow);
}

.card.red,
.handCard.red {
  border-color: color-mix(in oklab, var(--uno-red) 86%, var(--ctp-text));
}

.card.green,
.handCard.green {
  border-color: color-mix(in oklab, var(--uno-green) 86%, var(--ctp-text));
}

.card.blue,
.handCard.blue {
  border-color: color-mix(in oklab, var(--uno-blue) 88%, var(--ctp-text));
}

.card.yellow,
.handCard.yellow {
  border-color: color-mix(in oklab, var(--uno-yellow) 88%, var(--ctp-text));
}

.card.wild,
.card.wild_draw4,
.card.swap_hands,
.handCard.wild,
.handCard.wild_draw4,
.handCard.swap_hands {
  border-color: var(--ctp-text);
  color: var(--ctp-text);
  background: var(--ctp-surface2);
}

.actionStrip {
  display: grid;
  gap: 9px;
}

.wildColors,
.swapTargets {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: var(--ctp-mantle);
  padding: 9px;
}

.colorRow,
.swapRow {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.colorBtn,
.swapBtn {
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: var(--ctp-surface0);
  color: var(--ctp-text);
  padding: 7px 9px;
  font-size: 0.82rem;
  cursor: pointer;
}

.swapBtn.active {
  border-color: var(--ctp-green);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--ctp-green) 45%, var(--ctp-base));
}

.resultsBox {
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  background: var(--ctp-mantle);
  padding: 10px;
  overflow: auto;
  font-size: 0.9rem;
}

.handTitle {
  color: var(--ctp-subtext1);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 800;
}

.handRow,
.handRowPeek {
  min-height: 0;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  overflow-x: auto;
  overflow-y: hidden;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.handCard {
  width: clamp(70px, 6.2vw, 112px);
  aspect-ratio: 12 / 19;
  border-radius: 14px;
  border: 2px solid var(--ctp-surface2);
  background: var(--ctp-surface0);
  box-shadow: 0 5px 12px color-mix(in oklab, var(--ctp-crust) 82%, var(--ctp-base));
  display: grid;
  align-content: space-between;
  padding: 8px;
  cursor: pointer;
  user-select: none;
  transition: transform var(--ease-smooth), border-color var(--ease-smooth);
  flex: 0 0 auto;
}

.handCard:hover {
  transform: translateY(-6px);
  border-color: var(--ctp-lavender);
}

.handCard .v {
  font-size: clamp(0.92rem, 0.72rem + 0.52vw, 1.3rem);
  font-weight: 800;
  font-family: var(--ui-font-display);
}

.handCard .c {
  font-size: 0.7rem;
  color: var(--ctp-subtext0);
}

#handDock.turn {
  border-color: var(--ctp-lavender);
  box-shadow: 0 0 0 2px var(--focus-ring);
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1200px) {
  .lobbyShell {
    grid-template-columns: 1fr;
  }

  .roomWorkspace {
    grid-template-columns: minmax(0, 1fr) minmax(250px, 320px);
    grid-template-rows: auto minmax(0, 1fr) minmax(152px, 220px);
    grid-template-areas:
      "meta side"
      "table table"
      "hand hand";
  }
}

@media (max-width: 900px) {
  .topbar {
    padding: 10px 12px;
  }

  .authStack {
    flex-direction: column;
    align-items: flex-end;
    gap: 6px;
  }

  .roomShell {
    height: auto;
    min-height: calc(100svh - 72px);
    padding: 8px;
  }

  body.roomPage {
    overflow: auto;
  }

  .roomWorkspace {
    height: auto;
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(300px, 56svh) auto minmax(130px, 24svh);
    grid-template-areas:
      "meta"
      "table"
      "side"
      "hand";
  }

  .roomCard {
    padding: 10px;
  }

  .gameHeader {
    grid-template-columns: 1fr;
  }

  .rulesAccordion summary {
    padding: 8px 10px;
  }

  .rulesPanel {
    padding: 0 10px 10px;
  }

  .arenaGrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: repeat(4, auto) minmax(112px, 1fr);
    grid-template-areas:
      "n1 n2"
      "n3 n4"
      "n0 n5"
      "n6 n7"
      "center center";
    gap: 6px;
  }

  .seat {
    min-height: 52px;
    padding: 7px;
  }

  .seat .name {
    font-size: 0.78rem;
  }

  .seat .meta {
    font-size: 0.69rem;
  }

  .card {
    width: clamp(96px, 28vw, 138px);
  }

  .sideCard {
    grid-template-rows: auto auto auto;
  }

  .resultsBox {
    max-height: 120px;
  }

  .handCard {
    width: clamp(64px, 16.5vw, 84px);
    padding: 7px;
  }
}

@media (max-width: 620px) {
  .topbar {
    flex-wrap: wrap;
  }

  .auth {
    width: 100%;
    justify-content: flex-end;
  }

  .btn,
  .colorBtn,
  .swapBtn {
    padding: 8px 10px;
    font-size: 0.79rem;
  }

  .lobbyMain,
  .lobbySide {
    padding: 12px;
  }

  .lobbyRoomCard {
    flex-direction: column;
    align-items: flex-start;
  }

  .roomWorkspace {
    grid-template-rows: auto minmax(260px, 52svh) auto minmax(120px, 24svh);
  }
}