/* ============================================================
   apps/gridoku.html 样式 · 现场坐标 Gridoku
   - 主题：凶案现场 · 暗夜工作台 · 青蓝 + 玫红聚光灯
   - 与 play.html 同色温（亮色基底），但页面内用暗夜工作台
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }
body { min-height: 100%; }
:root {
  /* —— 工作台（暗夜冷调） —— */
  --bg-deep:    #0f172a;
  --bg-floor:   #111827;
  --bg-card:    #1e293b;
  --bg-card-hi: #273449;
  --bg-elev:    #334155;

  /* —— 文字 —— */
  --ink:        #f1f5f9;
  --ink-soft:   #cbd5e1;
  --ink-mute:   #94a3b8;
  --ink-faint:  #64748b;

  /* —— 现场主色（玫红聚光灯 / 警示） —— */
  --spot:       #fb7185;
  --spot-soft:  rgba(251,113,133,0.22);
  --tape:       #fde047;
  --tape-deep:  #ca8a04;

  /* —— 状态 —— */
  --ok:         #84cc16;
  --bad:        #ef4444;

  /* —— 嫌疑人配色（与 docs/gridoku-prd.md §0.1 / grid-canvas.js SUSPECT_COLOR 一致） —— */
  --c-a:        #fb7185;
  --c-b:        #22d3ee;
  --c-c:        #a3e635;
  --c-d:        #fbbf24;
  --c-e:        #c084fc;
  --c-v:        #94a3b8;

  /* —— 字体 —— */
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'SF Mono', Consolas, monospace;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI',
                'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(ellipse 60% 50% at 85% -10%, rgba(251,113,133,0.10) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 100%, rgba(34,211,238,0.05) 0%, transparent 60%),
    var(--bg-floor);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex; flex-direction: column;
  user-select: none; -webkit-user-select: none;
}
body > * { position: relative; z-index: 1; }

/* =============== HERO =============== */
.head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 28px 36px 18px;
  gap: 24px;
}
.left .eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--spot);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.left h1 {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex; align-items: baseline; gap: 14px;
}
.left h1 .sub-floor {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-mute);
  letter-spacing: 0.18em;
}
.left .sub {
  color: var(--ink-soft);
  margin-top: 4px;
  font-size: 13px;
}
.right { display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.timer-chip {
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--tape);
  background: rgba(253,224,71,0.10);
  border: 1px solid rgba(253,224,71,0.30);
  border-radius: 999px;
  padding: 6px 14px;
}
.hero-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-mute);
  letter-spacing: 0.2em;
}

/* =============== GAME AREA =============== */
.game-area {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 20px;
  padding: 8px 36px 36px;
  flex: 1 1 auto;
}
@media (max-width: 960px) {
  .game-area { grid-template-columns: 1fr; }
}

/* 棋盘卡片 */
.board-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-elev);
  border-radius: 14px;
  padding: 14px;
  display: flex; flex-direction: column;
  gap: 10px;
}
.board-head {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  text-transform: uppercase;
}
.board-head .info { color: var(--ink-soft); font-family: var(--font-body); }
.board-head b { color: var(--tape); font-family: var(--font-mono); }

.board-wrap {
  position: relative;
  display: flex; justify-content: center; align-items: center;
  padding: 12px;
  min-height: 420px;
  background: rgba(15,23,42,0.4);
  border-radius: 10px;
  border: 1px dashed var(--bg-elev);
}
.board-wrap canvas { display: block; }

.hud-strip {
  display: flex; gap: 14px; padding: 6px 4px 0;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-mute);
}
.hs-item {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--bg-elev);
  border-radius: 999px;
  background: rgba(15,23,42,0.4);
}
.hs-item b { color: var(--ink); font-weight: 600; }
.hs-item.idle b { color: var(--spot); }

/* 右栏 */
.right-col { display: flex; flex-direction: column; gap: 14px; }
.workbench {
  background: var(--bg-card);
  border: 1px solid var(--bg-elev);
  border-radius: 14px;
  padding: 14px;
}
.workbench-head {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.workbench-head .hint-l {
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: normal;
  color: var(--ink-mute);
  text-transform: none;
}
.workbench-body { display: flex; flex-direction: column; gap: 14px; }

.suspect-list {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px;
}
.suspect-list li {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px;
  background: rgba(15,23,42,0.4);
  border: 1px solid var(--bg-elev);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 120ms, background 120ms;
}
.suspect-list li.is-selected {
  border-color: var(--tape);
  background: rgba(253,224,71,0.10);
  box-shadow: 0 0 0 2px rgba(253,224,71,0.20);
}
.suspect-list li.is-placed { opacity: 0.55; }
.suspect-symbol {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 800;
  width: 26px; height: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 6px;
}
.suspect-name { font-size: 13px; color: var(--ink-soft); }

/* buttons */
.actions { display: flex; flex-direction: column; gap: 8px; }
.actions .l {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--ink-mute);
  text-transform: uppercase;
  margin-top: 4px;
}
.btn-row { display: flex; gap: 6px; }
.btn-row .btn { flex: 1 1 0; }

.btn {
  appearance: none;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink-soft);
  background: rgba(15,23,42,0.55);
  border: 1px solid var(--bg-elev);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  transition: border-color 120ms, color 120ms, background 120ms;
}
.btn:hover { color: var(--ink); border-color: var(--ink-mute); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.primary {
  background: rgba(132,204,22,0.18);
  color: #bbf7d0;
  border-color: rgba(132,204,22,0.40);
}
.btn.primary:disabled { background: rgba(132,204,22,0.06); color: var(--ink-mute); }
.btn.warn { background: rgba(239,68,68,0.10); color: #fecaca; border-color: rgba(239,68,68,0.30); }
.mode-btn.is-active {
  background: rgba(253,224,71,0.16);
  color: var(--tape);
  border-color: rgba(253,224,71,0.40);
}

.status-info {
  background: var(--bg-card);
  border: 1px solid var(--bg-elev);
  border-radius: 12px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ink-soft);
}
.keys {
  font-size: 12px; color: var(--ink-mute);
  background: var(--bg-card);
  border: 1px solid var(--bg-elev);
  border-radius: 12px;
  padding: 10px 14px;
}
.keys kbd {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 6px;
  margin: 0 2px;
  border: 1px solid var(--bg-elev);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--bg-deep);
  color: var(--ink-soft);
}

.resume-banner {
  display: flex; align-items: center; gap: 8px;
  background: rgba(251,113,133,0.12);
  border: 1px solid rgba(251,113,133,0.30);
  border-radius: 12px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--ink-soft);
}
.resume-banner .rb-icon { font-size: 16px; }
.resume-banner .rb-close {
  margin-left: auto; background: transparent; border: 0; color: var(--ink-mute);
  font-size: 18px; cursor: pointer;
}

/* =============== 提示抽屉 =============== */
.hint-drawer {
  position: fixed;
  top: 80px;
  right: 24px;
  width: 320px;
  background: var(--bg-card);
  border: 1px solid var(--bg-elev);
  border-radius: 14px;
  padding: 16px;
  z-index: 60;
  box-shadow: 0 12px 32px rgba(0,0,0,0.45);
}
.hd-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.hd-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--spot);
  text-transform: uppercase;
}
.hd-close {
  background: transparent; border: 0; color: var(--ink-mute);
  font-size: 18px; cursor: pointer;
}
.hd-step {
  font-family: var(--font-mono); font-size: 11px;
  color: var(--ink-mute);
  margin-bottom: 6px;
}
.hd-text { color: var(--ink); line-height: 1.7; font-size: 14px; }
.hd-foot {
  margin-top: 12px;
  display: flex; justify-content: space-between;
}
.hd-foot button {
  background: rgba(15,23,42,0.55);
  border: 1px solid var(--bg-elev);
  border-radius: 8px;
  padding: 4px 12px;
  color: var(--ink-soft);
  cursor: pointer;
  font-size: 16px;
}
.hd-foot button:disabled { opacity: 0.35; cursor: not-allowed; }

/* =============== 弹窗 =============== */
/* hidden 属性优先级：作者样式的 display:flex 不能覆盖 UA 的 [hidden]{display:none} */
[hidden] { display: none !important; }
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex; align-items: center; justify-content: center;
  z-index: 80;
  backdrop-filter: blur(4px);
}
.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-elev);
  border-radius: 14px;
  width: min(560px, 92vw);
  max-height: 86vh;
  overflow: hidden;
  display: flex; flex-direction: column;
}
.modal-title {
  font-size: 18px; font-weight: 700;
  color: var(--ink);
  padding: 18px 22px;
  border-bottom: 1px solid var(--bg-elev);
}
.modal-body { padding: 18px 22px; overflow-y: auto; line-height: 1.8; color: var(--ink-soft); }
.modal-body h3 {
  color: var(--ink);
  font-size: 14px;
  margin: 14px 0 6px;
  letter-spacing: 0.04em;
}
.modal-body ul { padding-left: 22px; }
.modal-body li { margin: 4px 0; }
.modal-foot {
  display: flex; gap: 8px; justify-content: flex-end;
  padding: 14px 22px;
  border-top: 1px solid var(--bg-elev);
}

.tabs {
  display: flex; gap: 4px;
  padding: 10px 22px 0;
  border-bottom: 1px solid var(--bg-elev);
}
.tab {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--ink-mute);
  font-size: 13px;
  padding: 8px 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.tab.active {
  color: var(--spot);
  border-bottom-color: var(--spot);
}

/* =============== 新手长按提示 =============== */
.hold-hint {
  position: fixed;
  left: 50%; bottom: 24px;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid rgba(253,224,71,0.45);
  border-radius: 999px;
  padding: 8px 18px;
  color: var(--tape);
  font-size: 13px;
  z-index: 70;
  box-shadow: 0 8px 24px rgba(0,0,0,0.45);
  animation: holdHintBounce 1.2s ease-in-out infinite;
}
.hold-hint strong { color: #fff; }
@keyframes holdHintBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(-4px); }
}

/* =============== Toast =============== */
.toast {
  position: fixed;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  background: rgba(15,23,42,0.92);
  border: 1px solid var(--bg-elev);
  border-radius: 10px;
  padding: 10px 16px;
  color: var(--ink);
  font-size: 13px;
  z-index: 90;
  transition: opacity 200ms;
}

/* =============== Footer =============== */
.footer {
  padding: 18px 36px;
  font-size: 12px;
  color: var(--ink-mute);
  display: flex; justify-content: space-between;
  border-top: 1px solid var(--bg-elev);
}