:root {
  --bg-primary: #0d0d18;
  --bg-secondary: #13131f;
  --bg-card: #1a1a2e;
  --bg-card2: #1f1f35;
  --border: #2a2a45;
  --border-light: #3a3a55;
  --text-primary: #e8e8f0;
  --text-secondary: #8888aa;
  --text-muted: #555570;
  --accent: #e63950;
  --accent-hover: #ff4d65;
  --accent-dim: rgba(230, 57, 80, 0.15);
  --success: #2ecc71;
  --warning: #f39c12;
  --danger: #e74c3c;
  --info: #3498db;

  --fire: #ff5533;
  --fire-bg: rgba(255, 85, 51, 0.15);
  --ice: #44aaff;
  --ice-bg: rgba(68, 170, 255, 0.15);
  --thunder: #ffcc00;
  --thunder-bg: rgba(255, 204, 0, 0.15);
  --light: #fff099;
  --light-bg: rgba(255, 240, 153, 0.15);
  --dark: #bb66ff;
  --dark-bg: rgba(187, 102, 255, 0.15);
  --none: #9999bb;
  --none-bg: rgba(153, 153, 187, 0.15);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', sans-serif;
  min-height: 100vh;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* ナビゲーション */
nav {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 56px;
  gap: 8px;
}
.nav-logo {
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--accent);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo:hover { color: var(--accent-hover); text-decoration: none; }
.nav-links {
  display: flex;
  gap: 4px;
  flex: 1;
  margin-left: 16px;
}
.nav-links a {
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--text-primary);
  background: var(--bg-card);
}
.nav-user {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}
.nav-username { color: var(--text-primary); font-weight: 500; }
.nav-admin-badge {
  background: var(--accent);
  color: white;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
}

/* メインコンテンツ */
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* ページタイトル */
.page-title {
  font-size: 1.6rem;
  font-weight: bold;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.page-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

/* カード */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
}

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 7px;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); color: white; text-decoration: none; }
.btn-secondary { background: var(--bg-card2); color: var(--text-primary); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--border-light); background: var(--border); text-decoration: none; }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #27ae60; color: white; text-decoration: none; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #c0392b; color: white; text-decoration: none; }
.btn-sm { padding: 5px 12px; font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* フォーム */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px 14px;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  font-family: inherit;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-textarea { resize: vertical; min-height: 80px; }
.form-select option { background: var(--bg-card); }
.form-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }

/* 属性バッジ */
.attr-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: bold;
}
.attr-badge.small { width: 24px; height: 24px; font-size: 0.75rem; }
.attr-火 { background: var(--fire-bg); color: var(--fire); border: 1px solid var(--fire); }
.attr-氷 { background: var(--ice-bg); color: var(--ice); border: 1px solid var(--ice); }
.attr-雷 { background: var(--thunder-bg); color: var(--thunder); border: 1px solid var(--thunder); }
.attr-光 { background: var(--light-bg); color: var(--light); border: 1px solid var(--light); }
.attr-闇 { background: var(--dark-bg); color: var(--dark); border: 1px solid var(--dark); }
.attr-無 { background: var(--none-bg); color: var(--none); border: 1px solid var(--none); }

/* 属性フィルターボタン */
.attr-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.attr-btn {
  padding: 6px 16px;
  border-radius: 20px;
  border: 2px solid;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: bold;
  transition: all 0.2s;
  background: transparent;
  opacity: 0.45;
}
.attr-btn.active, .attr-btn:hover { opacity: 1; }
.attr-btn.active { box-shadow: 0 0 0 2px currentColor; }
.attr-btn.attr-火 { border-color: var(--fire); color: var(--fire); }
.attr-btn.attr-火.active, .attr-btn.attr-火:hover { background: var(--fire-bg); }
.attr-btn.attr-氷 { border-color: var(--ice); color: var(--ice); }
.attr-btn.attr-氷.active, .attr-btn.attr-氷:hover { background: var(--ice-bg); }
.attr-btn.attr-雷 { border-color: var(--thunder); color: var(--thunder); }
.attr-btn.attr-雷.active, .attr-btn.attr-雷:hover { background: var(--thunder-bg); }
.attr-btn.attr-光 { border-color: var(--light); color: var(--light); }
.attr-btn.attr-光.active, .attr-btn.attr-光:hover { background: var(--light-bg); }
.attr-btn.attr-闇 { border-color: var(--dark); color: var(--dark); }
.attr-btn.attr-闇.active, .attr-btn.attr-闇:hover { background: var(--dark-bg); }
.attr-btn.attr-無 { border-color: var(--none); color: var(--none); }
.attr-btn.attr-無.active, .attr-btn.attr-無:hover { background: var(--none-bg); }
.attr-btn-all {
  border-color: var(--border-light);
  color: var(--text-secondary);
  background: transparent;
}
.attr-btn-all:hover, .attr-btn-all.active {
  background: var(--bg-card2);
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

/* ランキングテーブル */
.ranking-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.95rem;
}
.ranking-table th {
  text-align: left;
  padding: 10px 14px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  position: sticky;
  background: var(--bg-card);
  z-index: 10;
  /* top は JS で動的に設定 */
}
.ranking-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
.ranking-table tr:last-child td { border-bottom: none; }
.ranking-table tr:hover td { background: var(--bg-card2); }
.ranking-table th:first-child, .ranking-table td:first-child { width: 50px; }
.ranking-table th:nth-child(2), .ranking-table td:nth-child(2) { width: 50px; }
.ranking-table .col-img { width: 50px; }

/* ランキングフレーム - カラー変数 */
.frame-gold      { --frame-color: #ffd700; }
.frame-silver    { --frame-color: #c0c0c0; }
.frame-neon-blue { --frame-color: #00cfff; }
.frame-neon-pink { --frame-color: #ff4dd2; }
.frame-fire      { --frame-color: #ff6a00; }
.frame-rainbow   { --frame-color: #ff4d4d; }

/* PC: 名前セルのみ border でフレーム（border-box なのでセル内に収まる） */
.ranking-table tr.has-frame .frame-name { border-radius: 6px; padding-top: 18px; padding-bottom: 18px; border: 3px solid var(--frame-color); }

.ranking-table tr.frame-gold      .frame-name { box-shadow: inset 0 0 14px 3px rgba(255,215,0,0.35); }
.ranking-table tr.frame-silver    .frame-name { box-shadow: inset 0 0 10px 2px rgba(200,200,200,0.3); }
.ranking-table tr.frame-neon-blue .frame-name { animation: neon-blue-pulse 2s ease-in-out infinite; }
.ranking-table tr.frame-neon-pink .frame-name { animation: neon-pink-pulse 2s ease-in-out infinite; }
.ranking-table tr.frame-fire      .frame-name { animation: fire-flicker 1.8s ease-in-out infinite; }
.ranking-table tr.frame-rainbow   .frame-name { animation: rainbow-frame 3s linear infinite; }

@keyframes neon-blue-pulse {
  0%,100% { border-color: #00cfff; box-shadow: inset 0 0 10px 2px rgba(0,207,255,0.4); }
  50%     { border-color: #00cfff; box-shadow: inset 0 0 22px 6px rgba(0,207,255,0.7); }
}
@keyframes neon-pink-pulse {
  0%,100% { border-color: #ff4dd2; box-shadow: inset 0 0 10px 2px rgba(255,77,210,0.4); }
  50%     { border-color: #ff4dd2; box-shadow: inset 0 0 22px 6px rgba(255,77,210,0.7); }
}
@keyframes fire-flicker {
  0%,100% { border-color: #ff6a00; box-shadow: inset 0 0 12px 3px rgba(255,106,0,0.45); }
  40%     { border-color: #ffaa00; box-shadow: inset 0 0 20px 5px rgba(255,170,0,0.55); }
  70%     { border-color: #ee0909; box-shadow: inset 0 0 14px 3px rgba(238,9,121,0.5); }
}
@keyframes rainbow-frame {
  0%   { border-color: #ff4d4d; box-shadow: inset 0 0 14px 3px rgba(255,77,77,0.4); }
  16%  { border-color: #ff9a00; box-shadow: inset 0 0 14px 3px rgba(255,154,0,0.4); }
  33%  { border-color: #ffe600; box-shadow: inset 0 0 14px 3px rgba(255,230,0,0.4); }
  50%  { border-color: #4dff6e; box-shadow: inset 0 0 14px 3px rgba(77,255,110,0.4); }
  66%  { border-color: #00cfff; box-shadow: inset 0 0 14px 3px rgba(0,207,255,0.4); }
  83%  { border-color: #b44dff; box-shadow: inset 0 0 14px 3px rgba(180,77,255,0.4); }
  100% { border-color: #ff4d4d; box-shadow: inset 0 0 14px 3px rgba(255,77,77,0.4); }
}

/* スマホ: PCと同じく frame-name のみ囲む（border-box で収まる） */
/* PC の .frame-name スタイルがそのまま適用される。スマホ固有の上書きは不要 */

/* 称号ツールチップ */
.title-tooltip-wrap {
  position: relative;
  display: inline-block;
  cursor: default;
}
.title-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card2);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  white-space: normal;
  width: 200px;
  z-index: 500;
  box-shadow: 0 4px 18px rgba(0,0,0,0.5);
  pointer-events: none;
  line-height: 1.6;
  text-align: left;
  font-weight: normal;
}
.title-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--border-light);
}
.title-tooltip::before {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-2px);
  border: 5px solid transparent;
  border-top-color: var(--bg-card2);
  z-index: 1;
}
.title-tooltip-wrap:hover .title-tooltip,
.title-tooltip-wrap.tt-open .title-tooltip {
  display: block;
}

.rank-num { font-size: 1.1rem; font-weight: bold; color: var(--text-secondary); min-width: 36px; }
.rank-1 .rank-num { color: #ffd700; }
.rank-2 .rank-num { color: #c0c0c0; }
.rank-3 .rank-num { color: #cd7f32; }
.score-val { font-size: 1.1rem; font-weight: bold; font-variant-numeric: tabular-nums; }

/* ランキング ユーザーアイコン */
.rank-avatar {
  width: 28px; height: 28px; border-radius: 20%;
  background: var(--accent-dim); color: var(--accent);
  font-size: 0.75rem; font-weight: bold;
  display: inline-flex; align-items: center; justify-content: center;
  text-decoration: none; vertical-align: middle; flex-shrink: 0;
}
.ranking-table .col-avatar { width: 36px; padding-left: 4px; padding-right: 4px; }

/* アイコンレアリティ枠 */
.icon-rarity-A  { box-shadow: 0 0 0 1.5px #4fc3f7; }
.icon-rarity-S  { box-shadow: 0 0 0 1.5px #ffd700; }
.icon-rarity-SS { animation: iconSsGlow 1.8s linear infinite; }
@keyframes iconSsGlow {
  0%   { box-shadow: 0 0 0 1.5px #ffd700; }
  33%  { box-shadow: 0 0 0 1.5px #ff66cc; }
  66%  { box-shadow: 0 0 0 1.5px #00eeff; }
  100% { box-shadow: 0 0 0 1.5px #ffd700; }
}

/* イベントカード */
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.event-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  text-decoration: none;
  color: var(--text-primary);
  display: block;
  transition: all 0.2s;
}
.event-card:hover {
  border-color: var(--accent);
  background: var(--bg-card2);
  text-decoration: none;
  color: var(--text-primary);
  transform: translateY(-2px);
}
.event-number {
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: bold;
  margin-bottom: 6px;
}
.event-name { font-size: 1.05rem; font-weight: bold; margin-bottom: 8px; }
.event-meta { font-size: 0.8rem; color: var(--text-muted); }

/* 敵情報 */
.enemy-section { margin-bottom: 28px; }
.enemy-section-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 12px;
  font-weight: 600;
}
.enemy-cards { display: flex; flex-wrap: wrap; gap: 16px; }
.enemy-card {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  flex: 1;
  min-width: 240px;
  max-width: 380px;
}
.enemy-name { font-size: 1rem; font-weight: bold; margin-bottom: 12px; }
.enemy-img { width: 100%; max-height: 120px; object-fit: contain; border-radius: 6px; margin-bottom: 12px; }
.enemy-stats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.enemy-stat {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 4px 10px;
  font-size: 0.8rem;
}
.enemy-stat-label { color: var(--text-muted); }
.enemy-stat-val { color: var(--text-primary); font-weight: bold; margin-left: 4px; }
.enemy-rules { list-style: none; }
.enemy-rules li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 4px 0;
  padding-left: 14px;
  position: relative;
}
.enemy-rules li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: var(--accent);
}

/* アラート */
.alert {
  padding: 12px 16px;
  border-radius: 7px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}
.alert-error { background: rgba(231, 76, 60, 0.15); border: 1px solid var(--danger); color: #ff6b6b; }
.alert-success { background: rgba(46, 204, 113, 0.15); border: 1px solid var(--success); color: #5dde8e; }
.alert-info { background: rgba(52, 152, 219, 0.15); border: 1px solid var(--info); color: #5dade2; }
.alert-warning { background: rgba(243, 156, 18, 0.15); border: 1px solid var(--warning); color: #f5b041; }

/* ステータスバッジ */
.status-badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: bold;
}
.status-pending { background: rgba(243,156,18,0.2); color: var(--warning); }
.status-approved { background: rgba(46,204,113,0.2); color: var(--success); }
.status-rejected { background: rgba(231,76,60,0.2); color: var(--danger); }

/* ローディング */
.loading {
  text-align: center;
  padding: 48px;
  color: var(--text-muted);
}
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* タブ */
.tabs { display: flex; gap: 2px; margin-bottom: 24px; border-bottom: 1px solid var(--border); }
.tab-btn {
  padding: 10px 20px;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.2s;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* 画像プレビュー */
.img-preview {
  max-width: 300px;
  max-height: 200px;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin-top: 8px;
}

/* ユーザー詳細 */
.user-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 32px;
}
.user-avatar {
  width: 64px; height: 64px;
  border-radius: 20%;
  background: var(--accent-dim);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--accent);
  flex-shrink: 0;
}
.user-info h2 { font-size: 1.4rem; margin-bottom: 4px; }
.user-oshi { font-size: 0.9rem; color: var(--text-secondary); }

/* 空状態 */
.empty-state {
  text-align: center;
  padding: 48px;
  color: var(--text-muted);
}
.empty-state-icon { font-size: 2.5rem; margin-bottom: 12px; }
.empty-state p { font-size: 0.95rem; }

/* スコア投稿フォーム */
.submit-card { max-width: 560px; margin: 0 auto; }

/* 認証フォーム */
.auth-wrap {
  min-height: calc(100vh - 56px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.auth-card { width: 100%; max-width: 420px; }
.auth-title { font-size: 1.4rem; font-weight: bold; margin-bottom: 24px; text-align: center; }

/* 管理画面 */
.pending-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: flex-start;
}
.pending-info { flex: 1; min-width: 200px; }
.pending-img-wrap img { max-width: 180px; max-height: 120px; border-radius: 6px; border: 1px solid var(--border); }
.pending-actions { display: flex; flex-direction: column; gap: 16px; flex-shrink: 0; }

/* ハンバーガーメニュー */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
  flex-direction: column;
  gap: 5px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.2s;
}
.nav-mobile {
  display: none;
  flex-direction: column;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 8px 16px 12px;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  padding: 10px 4px;
  color: var(--text-secondary);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile span[style*="contents"] a { border-bottom: 1px solid var(--border); }
.nav-mobile a:hover { color: var(--text-primary); }

/* レスポンシブ */
@media (max-width: 640px) {
  main { padding: 20px 16px; }
  nav { padding: 0 16px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-desktop-only { display: none; }
  .ranking-table { font-size: 0.82rem; }
  .ranking-table th, .ranking-table td { padding: 8px 2px; }
  .ranking-table th:first-child, .ranking-table td:first-child { width: 18px; }
  .ranking-table th:nth-child(2), .ranking-table td:nth-child(2) { width: 18px; }
  .ranking-table .col-avatar { width: 28px; }
  .ranking-table .col-avatar .rank-avatar { width: 26px; height: 26px; font-size: 0.72rem; }
  .ranking-table .attr-badge { width: 26px; height: 26px; font-size: 0.75rem; }
  .ranking-table .col-score { white-space: nowrap; }
  .ranking-table .col-img { white-space: nowrap; }
  .ranking-table td:nth-child(4) { text-align: center; }
  .rank-num { font-size: 0.9rem; min-width: unset; }
  .score-val { font-size: 0.9rem; }
}