:root {
  color-scheme: light;
  --bg: #f3f5f2;
  --panel: #ffffff;
  --ink: #1f2933;
  --muted: #667085;
  --line: #d9dfd5;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --gold: #b7791f;
  --red: #c2410c;
  --black: #111827;
  --green-soft: #dbece7;
  --blue-soft: #e7eef8;
  --shadow: 0 18px 45px rgba(31, 41, 51, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.12), transparent 38%),
    linear-gradient(315deg, rgba(183, 121, 31, 0.12), transparent 35%),
    var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

button {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  background: var(--panel);
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

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

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.primary-button {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
}

.primary-button:hover:not(:disabled) {
  background: var(--accent-dark);
}

.hidden {
  display: none !important;
}

.app-shell {
  width: min(1180px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.room-panel {
  min-height: calc(100vh - 48px);
  display: grid;
  align-content: center;
  gap: 22px;
  width: min(560px, 100%);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.chip-mark {
  display: grid;
  place-items: center;
  width: 68px;
  aspect-ratio: 1;
  border: 6px solid var(--accent);
  border-radius: 50%;
  color: var(--accent-dark);
  background: #fff;
  font-size: 1.5rem;
  font-weight: 800;
  box-shadow: var(--shadow);
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2.1rem, 7vw, 4.4rem);
  line-height: 0.95;
}

.brand p,
.hint,
.eyebrow,
.section-heading span,
.action-copy,
.log-list,
.status-stack,
.score-meta {
  color: var(--muted);
}

.room-actions {
  display: grid;
  gap: 12px;
}

.room-actions > button,
.join-row button {
  padding: 0 18px;
  font-weight: 700;
}

.join-row {
  display: grid;
  grid-template-columns: 1fr 92px;
  gap: 10px;
}

input {
  min-height: 48px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  color: var(--ink);
  background: var(--panel);
  outline: none;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.14);
}

.game-layout {
  display: grid;
  gap: 16px;
}

.top-bar,
.table-zone,
.action-zone,
.score-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 30px rgba(31, 41, 51, 0.08);
}

.top-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px;
  backdrop-filter: blur(16px);
}

.top-bar h2 {
  margin-top: 4px;
  font-size: clamp(1.25rem, 4vw, 2rem);
  line-height: 1.1;
}

.status-stack {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.status-stack span,
.score-meta span,
.section-heading span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 10px;
  background: #fff;
  font-size: 0.88rem;
}

.status-stack button {
  min-height: 28px;
  border-radius: 999px;
  padding: 0 10px;
  font-size: 0.88rem;
}

.scoreboard {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.score-card {
  padding: 14px;
}

.score-card.active {
  border-color: var(--accent);
  background: linear-gradient(180deg, #fff, var(--green-soft));
}

.score-card.self {
  box-shadow: inset 0 0 0 2px rgba(15, 118, 110, 0.13);
}

.score-card.winner {
  border-color: var(--gold);
  background: linear-gradient(180deg, #fff, rgba(255, 247, 221, 0.96));
}

.score-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.score-value {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin-top: 10px;
  font-size: 2rem;
  font-weight: 900;
}

.score-diff {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0 10px;
  color: #fff;
  background: var(--gold);
  font-size: 0.92rem;
  line-height: 1;
}

.score-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.table-zone,
.action-zone {
  padding: 14px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.section-heading h3 {
  font-size: 1rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
  gap: 10px;
}

.public-grid {
  min-height: 108px;
}

.hand-grid {
  min-height: 118px;
}

.card {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  place-items: center;
  min-height: 104px;
  aspect-ratio: 0.7;
  border: 1px solid #cfd6cc;
  border-radius: 8px;
  padding: 8px;
  color: var(--black);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(245, 247, 242, 0.96)),
    #fff;
  box-shadow: 0 7px 16px rgba(31, 41, 51, 0.12);
  overflow: hidden;
}

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

.card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.18), 0 12px 24px rgba(31, 41, 51, 0.16);
}

.card.in-combo {
  border-color: var(--gold);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.97), rgba(255, 247, 221, 0.97)),
    #fff;
}

.card.dealt-card {
  animation: deal-in 0.62s cubic-bezier(0.18, 0.85, 0.25, 1);
  transform-origin: center;
}

.flying-card {
  position: fixed;
  z-index: 1000;
  pointer-events: none;
  transition:
    transform 0.58s cubic-bezier(0.22, 0.82, 0.24, 1),
    opacity 0.58s ease;
}

@keyframes deal-in {
  0% {
    opacity: 0;
    transform: translateY(-22px) scale(0.82) rotate(-6deg);
  }

  65% {
    opacity: 1;
    transform: translateY(3px) scale(1.04) rotate(2deg);
  }

  100% {
    opacity: 1;
    transform: translateY(0) scale(1) rotate(0deg);
  }
}

.corner {
  position: absolute;
  font-size: 0.78rem;
  font-weight: 900;
}

.corner.top {
  top: 6px;
  left: 7px;
}

.corner.bottom {
  right: 7px;
  bottom: 6px;
  transform: rotate(180deg);
}

.rank {
  margin-top: 12px;
  font-size: clamp(1.15rem, 4vw, 1.65rem);
  font-weight: 900;
}

.suit {
  font-size: clamp(1.6rem, 6vw, 2.4rem);
  line-height: 1;
}

.point {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
}

.action-zone {
  display: grid;
  gap: 12px;
  background: linear-gradient(180deg, #fff, var(--blue-soft));
}

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

.combo-option {
  min-height: 34px;
  padding: 0 10px;
  font-size: 0.9rem;
}

.combo-option.active {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.button-row button {
  flex: 1 1 140px;
  padding: 0 14px;
  font-weight: 800;
}

.error-line {
  min-height: 20px;
  color: var(--red);
  font-size: 0.92rem;
}

.lower-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  gap: 16px;
}

.mini-card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 40px;
}

.mini-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  min-height: 30px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 6px;
  background: #fff;
  font-size: 0.85rem;
  font-weight: 800;
}

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

.log-list {
  display: grid;
  gap: 8px;
  max-height: 220px;
  margin: 0;
  padding-left: 20px;
  overflow: auto;
  font-size: 0.92rem;
}

.log-list li::marker {
  color: var(--accent);
}

@media (max-width: 760px) {
  .app-shell {
    width: min(100% - 18px, 1180px);
    padding-top: 10px;
  }

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

  .status-stack {
    justify-content: flex-start;
  }

  .scoreboard,
  .lower-grid {
    grid-template-columns: 1fr;
  }

  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(58px, 1fr));
  }

  .card {
    min-height: 92px;
    padding: 6px;
  }

  .join-row {
    grid-template-columns: 1fr;
  }
}