:root {
  color-scheme: light dark;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.5;
  font-size: 16px;
  background: radial-gradient(circle at top, #171b29, #0b0d13 70%);
  color: #e8ecfc;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  padding: 2rem;
}

.shell {
  width: min(1024px, 100%);
  display: grid;
  gap: 1.5rem;
  background: rgba(11, 14, 22, 0.92);
  padding: 2rem;
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.title-block {
  text-align: center;
}

.title-block h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 3.4rem);
  letter-spacing: 0.1em;
}

.tagline {
  margin: 0.25rem 0 0;
  color: #a4acd2;
}

.panel {
  background: rgba(20, 24, 36, 0.96);
  padding: 1.75rem;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  display: grid;
  gap: 1rem;
}

.hidden {
  display: none !important;
}

label {
  font-weight: 600;
  color: #dae1ff;
  display: block;
  margin-bottom: 0.35rem;
}

input,
button {
  font-family: inherit;
  font-size: 1rem;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 0.65rem 0.8rem;
  background: rgba(10, 12, 19, 0.85);
  color: inherit;
}

input:focus-visible {
  outline: 2px solid rgba(115, 102, 255, 0.65);
  outline-offset: 2px;
}

button {
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

button:hover:not(:disabled),
button:focus-visible:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.35);
}

button.primary {
  background: linear-gradient(135deg, #7566ff, #bb4bff);
  border: none;
  color: #f5f8ff;
}

button.secondary {
  background: linear-gradient(135deg, #23a6d5, #23d5ab);
  border: none;
  color: #042a2e;
  font-weight: 700;
}

button.ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.hint {
  margin: 0;
  font-size: 0.9rem;
  color: #9ba3c9;
}

.server-form {
  display: grid;
  gap: 0.6rem;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem;
}

.form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.summary-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.summary-panel {
  background: rgba(18, 22, 32, 0.9);
  padding: 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: grid;
  gap: 0.5rem;
}

.summary-panel h3 {
  margin: 0;
  font-size: 1.1rem;
  color: #c6cdf1;
}

.summary-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.summary-list li {
  background: rgba(33, 37, 52, 0.85);
  border-radius: 12px;
  padding: 0.6rem 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: grid;
  gap: 0.25rem;
  font-size: 0.95rem;
}

.summary-list li .meta {
  font-size: 0.78rem;
  color: #9fa8cf;
}

.summary-list li.active-game {
  border-color: rgba(115, 102, 255, 0.55);
  box-shadow: 0 0 0 1px rgba(115, 102, 255, 0.35);
}

.summary-list li.hint {
  background: transparent;
  border: none;
  color: #9ba5d1;
  font-style: italic;
}

.action-card {
  background: rgba(15, 18, 28, 0.9);
  padding: 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: grid;
  gap: 0.75rem;
}

.action-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.info-pill {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  font-size: 0.9rem;
  color: #d4dcff;
}

.player-list,
.teammate-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.player-list li,
.teammate-list li {
  background: rgba(32, 36, 52, 0.85);
  padding: 0.7rem 0.9rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.player-slot-open {
  color: #ffce63;
}

.lobby-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.chat-panel {
  background: rgba(17, 21, 31, 0.92);
  border-radius: 14px;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.04);
  display: grid;
  gap: 0.75rem;
}

.chat-panel h3 {
  margin: 0;
  font-size: 1.1rem;
}

.chat-log {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 200px;
  overflow-y: auto;
  display: grid;
  gap: 0.4rem;
}

.chat-log li {
  background: rgba(35, 40, 58, 0.85);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.95rem;
  display: grid;
  gap: 0.15rem;
}

.chat-log li span.meta {
  display: block;
  font-size: 0.75rem;
  color: #9ba5d1;
}

.chat-log li.hint {
  background: transparent;
  border: none;
  text-align: center;
  font-style: italic;
  color: #9ba5d1;
}

.chat-form {
  display: grid;
  gap: 0.6rem;
  grid-template-columns: 1fr auto;
}

.chat-form input {
  width: 100%;
}

.chat-form button {
  align-self: stretch;
}

.hud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.hud-item {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  padding: 0.55rem 0.95rem;
  text-align: center;
  min-width: 100px;
}

.hud-item .label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #a4accb;
}

.hud-item .value {
  font-size: 1.45rem;
  font-weight: 700;
}

.phase-indicator {
  font-weight: 600;
  color: #9bbafa;
  margin-right: auto;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: rgba(71, 87, 155, 0.25);
}

.banner {
  min-height: 2.4rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: #f4f7ff;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.play-area {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.pile {
  background: rgba(18, 21, 31, 0.95);
  border-radius: 14px;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: grid;
  gap: 0.7rem;
}

.pile h3 {
  margin: 0;
  font-size: 1.1rem;
  color: #bec6e8;
}

.card-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.card-button {
  border-radius: 10px;
  border: none;
  padding: 0.65rem 0.85rem;
  font-weight: 700;
  font-size: 1rem;
  background: linear-gradient(135deg, #ffb347, #ffd966);
  color: #11141b;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.28);
}

.card-button:disabled {
  cursor: default;
  box-shadow: none;
  transform: none;
}

.card-tag {
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  display: grid;
  gap: 0.25rem;
  background: linear-gradient(135deg, #414767, #202439);
  color: #d6ddff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.card-tag .meta {
  font-size: 0.75rem;
  color: #9aa4ca;
}

.hand-section,
.teammate-section {
  display: grid;
  gap: 0.75rem;
}

.hand-section h2,
.teammate-section h2,
.log-panel h2 {
  margin: 0;
  font-size: 1.2rem;
}

.teammate-list li span:last-child {
  font-size: 0.9rem;
  color: #9fb3ff;
}

.log-panel {
  display: grid;
  gap: 0.75rem;
  background: rgba(16, 19, 28, 0.92);
  border-radius: 14px;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.log {
  list-style: decimal;
  margin: 0;
  padding: 0 0 0 1.2rem;
  display: grid;
  gap: 0.4rem;
  max-height: 240px;
  overflow-y: auto;
}

.log li {
  color: #c5cbeb;
}

@media (max-width: 720px) {
  body {
    padding: 1.25rem;
  }

  .shell {
    padding: 1.5rem;
    gap: 1.25rem;
  }

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

  .hud {
    flex-direction: column;
    align-items: stretch;
  }

  .phase-indicator {
    width: 100%;
    text-align: center;
  }

  .lobby-actions {
    flex-direction: column;
  }

  .chat-form {
    grid-template-columns: 1fr;
  }

  .card-row {
    justify-content: center;
  }
}