/* ============================================================
   割合色ぬりバトル v2.0.0（シンプルUI版）
   固定ヘッダー＋全画面キャンバス＋右下縦型ツールバー＋ステップ式設定モーダル
   全て .wnb-root 配下にスコープ
   ============================================================ */

.wnb-root{
  --base:#FFFFFF;
  --base-light:#FAFAFA;
  --base-dark:#F5F5F5;
  --main:#1e3a5f;
  --main-light:#2d5a8f;
  --main-dark:#0f1e3a;
  --accent:#d4af37;
  --accent-light:#f4cf5f;
  --accent-dark:#b8941f;
  --text:#2C3E50;
  --muted:#7F8C8D;
  --border:#E8E8E8;
  --shadow: 0 4px 20px rgba(30, 58, 95, 0.10);
  --shadow-hover: 0 8px 30px rgba(30, 58, 95, 0.15);
}
.wnb-root *{ box-sizing:border-box; }
.wnb-root{
  /* 高さはJSで動的設定（WordPress管理バー・テーマヘッダー考慮） */
  width:100%;
  height:calc(var(--wnb-vh, 1vh) * 100);
  min-height:100vh; /* JS未起動/非対応環境のフォールバック */
  overflow:hidden;
  position:relative;
  font-family: 'BIZ UDGothic', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: #FFFFFF;
  display: flex; flex-direction: column;
  /* 修正: テーマの本文カラム幅に閉じ込められないよう画面全幅に */
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

/* ---------- 固定ヘッダー ---------- */
.wnb-root .wnb-header{
  flex-shrink: 0;
  display: flex; align-items: center; gap: 16px;
  padding: 12px 20px;
  background: var(--main);
  color: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,.15);
}
.wnb-root .wnb-title-bar{
  margin: 0; font-size: 17px; font-weight: 900; letter-spacing: .02em;
  white-space: nowrap;
  font-family: 'Dela Gothic One', 'BIZ UDGothic', sans-serif;
}
.wnb-root .wnb-title-bar span{ color: var(--accent); }
.wnb-root .wnb-status{
  display: flex; gap: 8px; flex: 1; justify-content: flex-end; flex-wrap: wrap;
}
.wnb-root .wnb-stat{
  display: flex; flex-direction: column; align-items: center;
  background: rgba(255,255,255,.12);
  border-radius: 12px; padding: 4px 14px; min-width: 60px;
}
.wnb-root .wnb-stat-label{ font-size: 10px; font-weight: 700; opacity: .8; letter-spacing: .04em; }
.wnb-root .wnb-stat-value{ font-size: 15px; font-weight: 900; line-height: 1.3; white-space: nowrap; }
.wnb-root .wnb-stat-target{ background: rgba(212,175,55,.28); }
.wnb-root .wnb-stat-target .wnb-stat-value{ color: var(--accent); }

/* ---------- 画面切り替え共通 ---------- */
.wnb-root .screen{ display: none; }
.wnb-root .screen.active{ display: flex; }

/* ---------- ゲーム画面（全画面キャンバス） ---------- */
.wnb-root .wnb-game-screen{
  flex: 1; min-height: 0;
  flex-direction: column;
}
.wnb-root .wnb-main{
  flex: 1; min-height: 0; width: 100%;
  display: flex; align-items: stretch; justify-content: center; /* 修正: centerだとheight伝播が壊れるためstretch */
  padding: 16px;
}
.wnb-root .wnb-canvas-card{
  background: #fff;
  border-radius: 16px;
  border: 2px solid var(--border);
  box-shadow: var(--shadow);
  padding: 14px;
  position: relative;
  flex: 1; /* 修正: height:100%ではなくflex:1で高さを確保 */
  max-width: 900px;
  display: flex; align-items: center; justify-content: center;
}
.wnb-root .wnb-canvas-card canvas{
  max-width: 100%; max-height: 100%;
  width: auto; height: auto;
  aspect-ratio: 1 / 1;
  display: block;
  border-radius: 10px;
  cursor: crosshair;
  touch-action: none;
}
.wnb-root .wnb-canvas-hud{
  position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%);
  background: rgba(15,23,42,.06);
  border-radius: 999px; padding: 6px 16px;
  font-size: 12px; font-weight: 700; color: var(--text);
  white-space: nowrap; text-align: center;
  max-width: 90%; overflow: hidden; text-overflow: ellipsis;
}

/* 修正: お題をキャンバス中央にポップアップ表示（新しい問題になるたびフェードイン→自動フェードアウト） */
.wnb-root .wnb-target-popup{
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%) scale(.7);
  background: rgba(15,23,42,.85);
  color: #fff;
  padding: 18px 40px;
  border-radius: 20px;
  text-align: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity .5s ease, transform .5s cubic-bezier(.34,1.56,.64,1);
  z-index: 30;
}
.wnb-root .wnb-target-popup.wnb-show{
  opacity: 1;
  transform: translate(-50%,-50%) scale(1);
}
.wnb-root .wnb-target-popup .wnb-tp-label{
  font-size: 12px; font-weight: 700; opacity: .75; letter-spacing: .05em;
  margin-bottom: 4px;
}
.wnb-root .wnb-target-popup .wnb-tp-value{
  font-size: 56px; font-weight: 900; color: var(--accent);
  font-family: 'Dela Gothic One', sans-serif;
  line-height: 1;
}

/* ---------- 右下 縦型ツールバー ---------- */
.wnb-root .wnb-toolbar{
  position: fixed; right: 20px; bottom: 20px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
  z-index: 50;
}
.wnb-root .wnb-toolbar-panel{
  background: #fff;
  border-radius: 14px;
  padding: 10px 12px;
  box-shadow: 0 4px 14px rgba(0,0,0,.18);
  width: 60px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
}
.wnb-root .wnb-toolbar-label{ font-size: 10px; font-weight: 800; color: var(--text); }
.wnb-root .wnb-pen-range{
  writing-mode: vertical-lr; direction: rtl;
  width: 6px; height: 80px;
  -webkit-appearance: slider-vertical; appearance: slider-vertical;
  border-radius: 999px; background: var(--border); outline: none; cursor: pointer;
}
.wnb-root .wnb-pen-range::-webkit-slider-thumb{
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--main); cursor: pointer;
  box-shadow: 0 2px 5px rgba(0,0,0,.3);
}
.wnb-root .wnb-pen-value{
  font-size: 12px; font-weight: 900; color: var(--main);
  background: var(--base-dark); border-radius: 999px;
  padding: 2px 8px;
}

.wnb-root .wnb-toolbar > button{
  width: 54px; height: 54px; border-radius: 50%;
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  background: #fff; color: var(--main);
  box-shadow: 0 4px 14px rgba(0,0,0,.2);
  transition: transform .15s, box-shadow .15s, background .15s, color .15s;
}
.wnb-root .wnb-toolbar > button:hover{ transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.28); }
.wnb-root .wnb-toolbar > button:active{ transform: translateY(0); }
.wnb-root .wnb-toolbar > button.wnb-primary{ background: var(--accent); color: var(--main-dark); }

/* ---------- モーダル共通（設定・結果） ---------- */
.wnb-root .wnb-modal-overlay{
  position: fixed; inset: 0;
  background: rgba(15, 30, 58, 0.55);
  align-items: center; justify-content: center;
  z-index: 200;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.wnb-root .wnb-modal{
  background: #fff;
  border-radius: 20px;
  padding: 28px 30px;
  width: min(640px, 94vw);
  max-height: 92vh;
  overflow: auto;
  box-shadow: 0 24px 60px rgba(0,0,0,.3);
}
.wnb-root .wnb-modal-wide{ width: min(680px, 94vw); }

/* ---------- ステップドット ---------- */
.wnb-root .wnb-step-dots{
  display: flex; justify-content: center; gap: 8px;
  margin-bottom: 18px;
}
.wnb-root .wnb-step-dot{
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--border);
  transition: background .2s, transform .2s;
}
.wnb-root .wnb-step-dot.active{
  background: var(--accent);
  transform: scale(1.3);
}

/* ---------- ステップ本体 ---------- */
.wnb-root .wnb-step{ display: none; }
.wnb-root .wnb-step.active{ display: block; }
.wnb-root .wnb-step-badge{
  display: inline-block;
  background: var(--accent);
  color: var(--main-dark);
  font-size: 11px; font-weight: 900;
  padding: 4px 14px; border-radius: 999px;
  margin-bottom: 10px;
}
.wnb-root .wnb-step-title{
  font-size: 20px; font-weight: 900; color: var(--main);
  margin: 0 0 6px;
}
.wnb-root .wnb-step-subtitle{
  font-size: 12px; color: var(--muted); font-weight: 700;
  margin: 0 0 16px;
  line-height: 1.5;
}

.wnb-root .wnb-step-nav{
  display: flex; gap: 10px; margin-top: 22px;
}
.wnb-root .wnb-nav-btn{
  flex: 1;
  padding: 13px; border-radius: 50px; border: none;
  font-size: 14px; font-weight: 900; cursor: pointer;
  font-family: 'BIZ UDGothic', sans-serif;
  transition: all .2s;
}
.wnb-root .wnb-nav-ghost{ background: var(--base-dark); color: var(--main); }
.wnb-root .wnb-nav-ghost:hover:not(:disabled){ background: var(--border); }
.wnb-root .wnb-nav-ghost:disabled{ opacity: .4; cursor: not-allowed; }
.wnb-root .wnb-nav-primary{
  background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
  color: #fff;
}
.wnb-root .wnb-nav-primary:hover{ background: linear-gradient(135deg, var(--main) 0%, var(--main-dark) 100%); }
.wnb-root .wnb-nav-start{
  flex: 2;
  padding: 13px; border-radius: 50px; border: none;
  font-size: 15px; font-weight: 900; cursor: pointer;
  font-family: 'BIZ UDGothic', sans-serif;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
  color: var(--main-dark);
  box-shadow: 0 6px 18px rgba(212,175,55,.35);
  transition: all .2s;
}
.wnb-root .wnb-nav-start:hover{
  transform: translateY(-2px);
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
}

.wnb-root .wnb-hardreset-link{
  display: block; width: 100%; margin-top: 12px;
  background: none; border: none;
  font-size: 11px; color: var(--muted); font-weight: 700;
  text-decoration: underline; cursor: pointer;
  text-align: center;
}

/* ---------- 設定パーツ（元デザインのトークンを流用） ---------- */
.wnb-root .mode-grid{ display: grid; gap: 6px; }
.wnb-root .mode-grid.col3{ grid-template-columns: repeat(3,1fr); }
.wnb-root .mode-grid.col4{ grid-template-columns: repeat(4,1fr); }
.wnb-root .mode-grid.col5{ grid-template-columns: repeat(5,1fr); }
.wnb-root .mode-grid.col2{ grid-template-columns: repeat(2,1fr); }

.wnb-root .mode-btn{
  padding: 10px 4px;
  border: 2px solid var(--border);
  border-radius: 12px;
  font-family: 'BIZ UDGothic', sans-serif;
  font-size: 13px; font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4,0,0.2,1);
  background: var(--base);
  color: var(--text);
  box-shadow: 0 2px 6px rgba(30,58,95,0.06);
  text-align: center;
  line-height: 1.3;
}
.wnb-root .mode-btn:hover{ border-color: var(--accent); background: #fffcf5; transform: translateY(-2px); }
.wnb-root .mode-btn.active{
  background: var(--main); color: var(--accent);
  border-color: var(--main);
  box-shadow: 0 6px 16px rgba(30,58,95,0.28);
  transform: scale(1.03);
}
.wnb-root .mode-btn .mb-sub{ font-size: 10px; color: var(--muted); display: block; margin-top: 2px; }
.wnb-root .mode-btn.active .mb-sub{ color: rgba(255,255,255,0.65); }

.wnb-root .group-num-btn{
  font-family: 'Dela Gothic One', sans-serif;
  font-size: 20px;
  padding: 10px 4px;
  line-height: 1;
}

.wnb-root .shape-btn{
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; padding: 10px 4px 8px;
}
.wnb-root .shape-preview{ display: block; color: var(--muted); transition: color 0.18s; margin-top: 2px; }
.wnb-root .shape-btn.active .shape-preview{ color: var(--accent); }
.wnb-root .shape-btn:hover .shape-preview{ color: var(--main-light); }

.wnb-root .denom-grid{ display: flex; flex-wrap: wrap; gap: 5px; }
.wnb-root .denom-chip{
  padding: 6px 12px;
  border: 2px solid var(--border);
  border-radius: 20px;
  font-family: 'BIZ UDGothic', sans-serif;
  font-size: 13px; font-weight: 700;
  cursor: pointer;
  background: var(--base);
  color: var(--text);
  transition: all 0.18s;
}
.wnb-root .denom-chip:hover{ border-color: var(--accent); background: #fffcf5; }
.wnb-root .denom-chip.active{ background: var(--main); color: var(--accent); border-color: var(--main); }

.wnb-root .detail-row{
  display: flex; align-items: center; gap: 6px;
  margin-top: 7px; font-size: 12px; color: var(--muted); font-weight: 700;
}
.wnb-root .detail-row select, .wnb-root .detail-row input[type=number]{
  padding: 6px 8px;
  border: 2px solid var(--border);
  border-radius: 8px;
  background: var(--base);
  color: var(--text);
  font-size: 12px; font-weight: 700;
  outline: none;
  font-family: 'BIZ UDGothic', sans-serif;
}
.wnb-root .detail-row input[type=number]{ width: 64px; }

/* ---------- 結果モーダル ---------- */
.wnb-root .wnb-result-modal{ text-align: center; width: min(480px, 94vw); }
.wnb-root .wnb-result-group-badge{
  display: inline-block;
  background: var(--main); color: var(--accent);
  padding: 6px 18px; border-radius: 999px;
  font-size: 13px; font-weight: 900;
  margin-bottom: 10px;
}
.wnb-root .wnb-result-score{
  font-size: 2.4rem; font-weight: 900; color: var(--main);
  font-family: 'Dela Gothic One', sans-serif;
  padding: 12px; border-radius: 16px;
  background: linear-gradient(135deg, #fff 0%, var(--base-dark) 100%);
  box-shadow: var(--shadow);
  margin-bottom: 10px;
}
.wnb-root .wnb-result-detail{ font-size: 13px; color: var(--muted); font-weight: 700; margin-bottom: 12px; }
.wnb-root .wnb-result-pills{ display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; margin-bottom: 18px; }
.wnb-root .pill{
  display: inline-block; padding: 4px 10px; border-radius: 999px;
  font-size: 12px; border: 1px solid var(--border);
  background: var(--base-dark); color: var(--main); font-weight: 700;
}
.wnb-root .wnb-result-rank{
  background: var(--base-light);
  border: 2px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 18px;
  text-align: left;
}
.wnb-root .wnb-result-rank-title{ font-size: 13px; font-weight: 900; color: var(--main); margin-bottom: 8px; }
.wnb-root table{
  width: 100%; border-collapse: collapse; overflow: hidden;
  border-radius: 10px; border: 2px solid var(--border); background: var(--base);
}
.wnb-root th, .wnb-root td{ padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13px; text-align: left; }
.wnb-root th{ color: var(--main); background: var(--base-dark); }
.wnb-root tr:last-child td{ border-bottom: none; }
.wnb-root .mini2{ font-size: 12px; font-weight: 800; color: var(--muted); text-align: right; }
.wnb-root .wnb-result-actions{ display: flex; flex-direction: column; gap: 8px; }

/* ---------- レスポンシブ対応 ---------- */
@media (max-width: 768px){
  .wnb-root .wnb-title-bar{ font-size: 15px; }
  .wnb-root .wnb-stat{ min-width: 48px; padding: 4px 8px; }
  .wnb-root .wnb-toolbar-panel{ width: 50px; }
}