/* [claude code] 2026-07-29 Phase 1:戰鬥 UI(HUD / 選單 / 三選一 / 結算)。
   🔴 陣營色二分(己方=青 / 蟲族=洋紅紫)是純幾何繪圖下唯一可靠的敵我辨識手段,變數在這裡定死。 */
:root {
  --bg: #0a0e1a;
  --panel: rgba(16, 24, 44, .93);
  --line: rgba(120, 200, 255, .18);
  --txt: #dbe7ff;
  --dim: #8ba0c4;
  --ally: #35e6ff;
  --ally-soft: #7af3ff;
  --enemy: #ff3ea5;
  --enemy-soft: #b06bff;
  --gold: #ffd666;
  --ok: #4df0a9;
  --bad: #ff5c72;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body {
  margin: 0; padding: 0; height: 100%; overflow: hidden;
  background: var(--bg); color: var(--txt);
  font-family: "PingFang TC", "Microsoft JhengHei", "Noto Sans TC", system-ui, sans-serif;
  -webkit-text-size-adjust: 100%; overscroll-behavior: none; touch-action: none; user-select: none;
}
#game { position: fixed; inset: 0; width: 100%; height: 100%; display: block; }

/* ===== HUD ===== */
#hud { position: fixed; inset: 0; pointer-events: none; padding: env(safe-area-inset-top) 0 0; }
#hud button { pointer-events: auto; }
.hud-top {
  position: absolute; top: 10px; left: 0; right: 0;
  display: flex; align-items: center; justify-content: center; gap: 10px; padding: 0 12px;
}
.wavebox {
  display: flex; gap: 14px; align-items: center;
  background: rgba(10,16,30,.72); border: 1px solid var(--line); border-radius: 999px;
  padding: 5px 16px; font-size: 13px; letter-spacing: 1px; font-variant-numeric: tabular-nums;
}
.ico-btn {
  position: absolute; right: 12px; top: 0;
  width: 34px; height: 34px; border-radius: 10px;
  background: rgba(10,16,30,.72); border: 1px solid var(--line); color: var(--txt); font-size: 15px;
}
.hud-left { position: absolute; top: 54px; left: 12px; width: 42%; }
.hud-bottom { position: absolute; bottom: 12px; left: 12px; right: 12px; }
.bar {
  position: relative; height: 14px; border-radius: 999px; overflow: hidden;
  background: rgba(255,255,255,.10); border: 1px solid var(--line);
}
.bar i { position: absolute; inset: 0; width: 0; display: block; transition: width .12s linear; }
.bar.hp i { background: linear-gradient(90deg, #ff5c72, #ff9db0); }
.bar.energy { height: 10px; }
.bar.energy i { background: linear-gradient(90deg, var(--ally), var(--ally-soft)); }
.bar span {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  font-size: 10px; color: #fff; text-shadow: 0 1px 2px #000; font-variant-numeric: tabular-nums;
}
.shield { font-size: 11px; margin-top: 3px; letter-spacing: -2px; }
.slots { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; align-items: center; }
.slots .sl {
  display: inline-flex; align-items: center; gap: 2px;
  background: rgba(10,16,30,.72); border: 1px solid var(--line);
  border-radius: 8px; padding: 2px 6px; font-size: 13px;
}
.slots .sl i { font-style: normal; font-size: 10px; color: var(--gold); }
.slots .sl.attr i { color: var(--ally-soft); }
.slots .sep { font-size: 10px; color: var(--dim); margin: 0 4px; }

/* 虛擬搖桿 */
.stick {
  position: fixed; width: 104px; height: 104px; margin: -52px 0 0 -52px;
  border-radius: 50%; border: 2px solid rgba(122,243,255,.35); background: rgba(53,230,255,.06);
  pointer-events: none;
}
.stick i {
  position: absolute; left: 50%; top: 50%; width: 44px; height: 44px; margin: -22px 0 0 -22px;
  border-radius: 50%; background: rgba(53,230,255,.35); border: 2px solid rgba(122,243,255,.8);
}

/* ===== overlay 共用 ===== */
.overlay {
  position: fixed; inset: 0; z-index: 20;
  display: flex; align-items: center; justify-content: center;
  background: rgba(6, 10, 20, .82); backdrop-filter: blur(5px);
  padding: 16px; overflow: auto;
}
.overlay[hidden] { display: none; }
.panel {
  width: 100%; max-width: 460px; background: var(--panel);
  border: 1px solid var(--line); border-radius: 16px; padding: 20px 18px 18px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.panel h1 {
  margin: 0; font-size: 28px; text-align: center; letter-spacing: 2px;
  background: linear-gradient(90deg, var(--ally), var(--enemy-soft));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.panel h2 { margin: 0 0 14px; font-size: 19px; text-align: center; }
.panel .sub { margin: 6px 0 16px; text-align: center; color: var(--dim); font-size: 12px; letter-spacing: 2px; }
.panel h3 { margin: 14px 0 8px; font-size: 13px; color: var(--ally-soft); font-weight: 600; }
.panel h3 small { color: var(--dim); font-weight: 400; margin-left: 6px; font-size: 11px; }

.picks { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.picks.small { grid-template-columns: 1fr 1fr 1fr; }
.pk {
  display: flex; flex-direction: column; gap: 2px; text-align: left;
  background: rgba(255,255,255,.04); border: 1px solid var(--line); color: var(--txt);
  border-radius: 10px; padding: 9px 10px; font: inherit; cursor: pointer;
}
.pk b { font-size: 13px; }
.pk small { font-size: 10.5px; color: var(--dim); line-height: 1.4; }
.pk em { font-size: 10px; color: var(--gold); font-style: normal; }
.pk.on { background: rgba(53,230,255,.14); border-color: var(--ally); box-shadow: 0 0 0 1px var(--ally) inset; }

.primary {
  width: 100%; margin-top: 16px; padding: 13px; border: 0; border-radius: 12px;
  background: linear-gradient(90deg, var(--ally), #4aa8ff); color: #04121c;
  font: 700 16px/1 inherit; letter-spacing: 2px; cursor: pointer;
}
.ghost {
  background: transparent; border: 1px solid var(--line); color: var(--dim);
  border-radius: 8px; padding: 5px 10px; font: inherit; font-size: 12px; cursor: pointer;
}
.foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: 10px; font-size: 11px; color: var(--dim); }
.hint { margin: 12px 0 0; font-size: 11px; color: var(--dim); line-height: 1.6; text-align: center; }

/* ===== 三選一 ===== */
.cardpanel { max-width: 420px; }
.cardlist { display: flex; flex-direction: column; gap: 10px; }
.card {
  display: flex; gap: 12px; align-items: center; text-align: left;
  background: rgba(255,255,255,.05); border: 1px solid var(--line); color: var(--txt);
  border-radius: 12px; padding: 12px; font: inherit; cursor: pointer;
}
.card:active { background: rgba(53,230,255,.16); }
.card .ci { font-size: 28px; width: 40px; text-align: center; }
.card .cb { flex: 1; min-width: 0; }
.card .cb b { font-size: 15px; }
.card .cs { font-size: 11.5px; color: var(--dim); line-height: 1.5; margin-top: 2px; }
.card .cp { font-size: 11px; color: var(--gold); margin-top: 4px; }
.card .new { font-style: normal; font-size: 10px; color: #04121c; background: var(--ok); border-radius: 4px; padding: 1px 5px; margin-left: 6px; }

/* ===== 結算 ===== */
.stats { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin: 6px 0 14px; }
.stats div { min-width: 76px; text-align: center; background: rgba(255,255,255,.05); border-radius: 10px; padding: 10px 8px; }
.stats b { display: block; font-size: 20px; color: var(--ally-soft); font-variant-numeric: tabular-nums; }
.stats small { font-size: 10.5px; color: var(--dim); }
.build { display: flex; flex-wrap: wrap; gap: 6px; }
.build h4 { width: 100%; margin: 4px 0; font-size: 12px; color: var(--dim); font-weight: 500; }
.build .sl {
  display: inline-flex; align-items: center; gap: 4px; font-size: 12px;
  background: rgba(255,255,255,.05); border: 1px solid var(--line); border-radius: 8px; padding: 4px 8px;
}
.build .sl i { font-style: normal; font-size: 10px; color: var(--gold); }
.build .sl.attr i { color: var(--ally-soft); }

@media (min-width: 700px) {
  .hud-left { width: 240px; }
  .hud-bottom { left: 50%; transform: translateX(-50%); max-width: 560px; }
}