/* 斗地主客户端样式。刻意朴素：牌面信息与投注上限要一眼看清，
   不用任何会诱导延长游戏时间的动效。 */
:root {
  --bg: #12161c;
  --panel: #1a2029;
  --line: #2a323d;
  --fg: #e8edf4;
  --muted: #8d9bb0;
  --accent: #4a9eff;
  --good: #46b26a;
  --warn: #d99a2b;
  --danger: #d9534f;
  --red: #e2564d;
  --black: #1c2430;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.6 -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  -webkit-text-size-adjust: 100%;
}

h1 { font-size: 20px; margin: 0 0 8px; }
h2 { font-size: 18px; margin: 0 0 8px; }
h3 { font-size: 16px; margin: 16px 0 8px; }
code { background: #0d1117; padding: 1px 5px; border-radius: 4px; font-size: 12px; word-break: break-all; }
hr { border: 0; border-top: 1px solid var(--line); margin: 20px 0; }

.banner {
  background: #241d0e; color: #f0dcae; border-bottom: 1px solid var(--warn);
  padding: 9px 16px; font-size: 13px; text-align: center;
}
.banner strong { color: var(--warn); margin-right: 6px; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; border-bottom: 1px solid var(--line); background: var(--panel);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; letter-spacing: .5px; }
.tag {
  font-size: 11px; font-weight: 400; color: var(--muted);
  border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; margin-left: 8px;
}
.who { display: flex; align-items: center; gap: 12px; font-size: 13px; }
.bal { color: var(--good); font-variant-numeric: tabular-nums; }

.panel { max-width: 720px; margin: 24px auto; padding: 0 16px; }
.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 13px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin: 12px 0; }

.btn {
  background: var(--panel); color: var(--fg); border: 1px solid var(--line);
  padding: 9px 16px; border-radius: var(--radius); cursor: pointer; font-size: 14px;
  font-family: inherit;
}
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }
.btn.warn { border-color: var(--warn); color: var(--warn); }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.link {
  background: none; border: 0; color: var(--accent); cursor: pointer;
  font-size: 13px; padding: 0; font-family: inherit;
}

.devbox {
  border: 1px dashed var(--accent); border-radius: var(--radius);
  padding: 12px 14px; margin-top: 18px; font-size: 13px;
}
.devbox input { flex: 1; min-width: 140px; }
.devbox strong { color: var(--accent); }

.notice {
  border: 1px solid var(--warn); background: #241d0e; color: #f0dcae;
  padding: 12px 14px; border-radius: var(--radius); margin-top: 20px; font-size: 13px;
}

/* 桌位档次 */
.tiers { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.tier {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; background: var(--panel);
}
.tier h3 { margin: 0 0 10px; font-size: 16px; }
.tier dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 3px 10px; font-size: 13px; }
.tier dt { color: var(--muted); }
.tier dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.tier .cap { color: var(--warn); font-weight: 700; }
.tier button { width: 100%; margin-top: 12px; }

/* 牌桌 */
.tablewrap { max-width: 860px; margin: 0 auto; padding: 12px 16px; }
.tableinfo {
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap;
  font-size: 13px; color: var(--muted); padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.mult { color: var(--warn); font-weight: 700; }

.opponents { display: flex; justify-content: space-between; margin: 16px 0; }
.opp { display: flex; gap: 8px; align-items: center; font-size: 13px; }
.opp .avatar {
  width: 38px; height: 38px; border-radius: 50%; background: var(--panel);
  border: 1px solid var(--line); display: grid; place-items: center; font-size: 13px;
}
.opp.landlord .avatar { border-color: var(--warn); color: var(--warn); }
.opp.turn .avatar { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(74,158,255,.18); }
.opp .meta { color: var(--muted); }
.opp .meta b { color: var(--fg); display: block; }
.opp .auto { color: var(--warn); }

.board { min-height: 150px; display: grid; place-items: center; gap: 10px; padding: 16px 0; }
.played { display: flex; gap: 4px; flex-wrap: wrap; justify-content: center; min-height: 66px; }
.bottomcards { display: flex; gap: 4px; }
.bottomcards::before { content: "底牌"; color: var(--muted); font-size: 12px; align-self: center; margin-right: 6px; }
.bottomcards:empty { display: none; }
.timer { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.timer.urgent { color: var(--danger); }

/* 牌 */
.card {
  width: 44px; height: 62px; border-radius: 6px; background: #f4f6fa; color: var(--black);
  border: 1px solid #c3ccda; display: grid; place-items: center; flex: none;
  font-weight: 700; font-size: 15px; cursor: default; user-select: none;
  position: relative; line-height: 1.1; text-align: center;
}
.card.red { color: var(--red); }
.card .suit { font-size: 12px; font-weight: 400; display: block; }
.card.back { background: linear-gradient(135deg,#2b3b52,#1d2836); border-color: #3a4a63; color: transparent; }
.card.small { width: 30px; height: 42px; font-size: 12px; }

.myhand {
  display: flex; justify-content: center; flex-wrap: wrap; gap: 2px;
  padding: 10px 0; min-height: 76px;
}
.myhand .card { cursor: pointer; transition: transform .08s; }
.myhand .card.sel { transform: translateY(-14px); border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }
.myhand .card:hover:not(.sel) { transform: translateY(-5px); }

.actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; padding: 6px 0 16px; }

.log {
  max-width: 860px; margin: 0 auto; padding: 10px 16px 30px;
  font-size: 12px; color: var(--muted); max-height: 160px; overflow-y: auto;
}
.log div { padding: 1px 0; }
.log .err { color: var(--danger); }
.log .ok { color: var(--good); }

/* 对话框 */
dialog {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel);
  color: var(--fg); max-width: 520px; width: calc(100% - 32px); padding: 20px;
}
dialog::backdrop { background: rgba(0,0,0,.6); }
dialog label { display: block; margin: 10px 0; font-size: 13px; color: var(--muted); }
dialog input {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px; font-size: 14px;
  background: #0f141b; border: 1px solid var(--line); border-radius: 6px; color: var(--fg);
  font-family: inherit;
}
.usage {
  border: 1px solid var(--line); border-radius: 6px; padding: 10px;
  font-size: 13px; margin: 10px 0; display: grid; gap: 4px;
}
.kv { display: grid; gap: 8px; font-size: 12px; margin: 12px 0; }
.kv div { display: grid; gap: 2px; }
.kv b { color: var(--muted); font-weight: 400; }

input[type="text"], input[type="number"] {
  background: #0f141b; border: 1px solid var(--line); border-radius: 6px;
  color: var(--fg); padding: 8px 10px; font-size: 14px; font-family: inherit;
}

select {
  background: #0f141b; color: var(--fg); border: 1px solid var(--line);
  border-radius: 6px; padding: 7px 10px; font-family: inherit; font-size: 14px;
}

@media (max-width: 560px) {
  .card { width: 36px; height: 52px; font-size: 13px; }
  .myhand .card { margin-left: -8px; }
  .myhand .card:first-child { margin-left: 0; }
}