/* 委員会希望自動割り振りアプリ - 案A+C実装版 */

.club-assignment-container * { margin:0; padding:0; box-sizing:border-box; }

.club-assignment-container {
    font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;
    line-height:1.6;
    color:#2C3E50;
    background:#f0f2f5;
    min-height:100vh;
    padding:20px 0;
}
.club-assignment-container .container {
    max-width:1000px;
    margin:0 auto;
    padding:16px;
}

/* ヘッダー */
.club-assignment-container .header {
    text-align:center;
    margin-bottom:24px;
    background:#1e3a5f;
    border-top:4px solid #d4af37;
    border-bottom:4px solid #d4af37;
    border-radius:12px;
    padding:16px 20px;
}
.club-assignment-container .header h1 { font-size:1.8em; color:#fff; margin-bottom:4px; }
.club-assignment-container .header p  { color:#d4af37; font-size:0.9em; }

/* ===================== ステッパー ===================== */
.club-assignment-container .stepper {
    display:flex;
    align-items:center;
    background:white;
    border-radius:12px 12px 0 0;
    padding:0;
    box-shadow:0 2px 8px rgba(0,0,0,0.08);
    overflow:hidden;
}
.club-assignment-container .stepper-item {
    flex:1;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    padding:14px 8px;
    font-size:13px;
    font-weight:600;
    color:#a0aec0;
    background:#f7f9fc;
    border-bottom:3px solid transparent;
    cursor:default;
    user-select:none;
    transition:all 0.2s;
    position:relative;
}
.club-assignment-container .stepper-item.clickable { cursor:pointer; }
.club-assignment-container .stepper-item.clickable:hover { background:#eef2f7; color:#1e3a5f; }
.club-assignment-container .stepper-item.active {
    background:white;
    color:#1e3a5f;
    border-bottom:3px solid #d4af37;
}
.club-assignment-container .stepper-item.completed {
    background:white;
    color:#276749;
    border-bottom:3px solid #48bb78;
    cursor:pointer;
}
.club-assignment-container .stepper-num {
    width:22px;
    height:22px;
    border-radius:50%;
    background:#a0aec0;
    color:white;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:11px;
    font-weight:700;
    flex-shrink:0;
}
.club-assignment-container .stepper-item.active    .stepper-num { background:#1e3a5f; }
.club-assignment-container .stepper-item.completed .stepper-num { background:#48bb78; }

/* ステップコンテンツ */
.club-assignment-container .step-content {
    display:none;
    background:white;
    border-radius:0 0 12px 12px;
    padding:24px;
    box-shadow:0 4px 20px rgba(0,0,0,0.08);
    margin-bottom:24px;
}
.club-assignment-container .step-content.active { display:block; }
.club-assignment-container .step-content h2 {
    color:#1e3a5f;
    font-size:1.3em;
    border-bottom:3px solid #d4af37;
    padding-bottom:10px;
    margin-bottom:20px;
}

/* ===================== カード ===================== */
.club-assignment-container .card {
    background:#f8fafc;
    border-radius:10px;
    padding:16px;
    margin-bottom:16px;
    border:1px solid #e2e8f0;
}
.club-assignment-container .card h3 {
    color:#1e3a5f;
    font-size:1em;
    margin-bottom:12px;
}

/* ===================== 入力系 ===================== */
.club-assignment-container .input-group { margin-bottom:14px; }
.club-assignment-container .input-group label {
    display:block;
    margin-bottom:6px;
    font-weight:600;
    color:#2d3748;
    font-size:14px;
}
.club-assignment-container input[type="file"],
.club-assignment-container input[type="text"],
.club-assignment-container input[type="number"],
.club-assignment-container textarea,
.club-assignment-container select {
    width:100%;
    padding:10px 12px;
    border:2px solid #e2e8f0;
    border-radius:8px;
    font-size:14px;
    transition:border-color 0.2s;
    background:white;
}
.club-assignment-container input:focus,
.club-assignment-container textarea:focus,
.club-assignment-container select:focus {
    outline:none;
    border-color:#d4af37;
    box-shadow:0 0 0 3px rgba(212,175,55,0.12);
}

/* テンプレートDLボタン横並び */
.club-assignment-container .file-row {
    display:flex;
    align-items:center;
    gap:8px;
}
.club-assignment-container .file-row input[type="file"] { flex:1; }

/* ===================== ボタン ===================== */
.club-assignment-container .btn {
    display:inline-flex;
    align-items:center;
    gap:6px;
    background:linear-gradient(135deg,#2d5a8f,#1e3a5f);
    color:white;
    border:none;
    padding:9px 18px;
    border-radius:8px;
    cursor:pointer;
    font-size:14px;
    font-weight:700;
    transition:all 0.2s;
    margin-right:6px;
    margin-top:4px;
    white-space:nowrap;
}
.club-assignment-container .btn:hover { transform:translateY(-1px); box-shadow:0 4px 12px rgba(30,58,95,0.3); }
.club-assignment-container .btn-secondary { background:linear-gradient(135deg,#718096,#4a5568); }
.club-assignment-container .btn-warning   { background:linear-gradient(135deg,#e67e22,#c0392b); }
.club-assignment-container .btn-success   { background:linear-gradient(135deg,#27ae60,#1e8449); }
.club-assignment-container .btn-execute   { background:linear-gradient(135deg,#d4af37,#b8941e); color:#1e3a5f; font-size:16px; padding:12px 28px; }
.club-assignment-container .btn-danger    { background:#e53e3e; color:white; border:none; padding:5px 10px; border-radius:6px; cursor:pointer; font-size:12px; display:inline-flex; align-items:center; gap:4px; }
.club-assignment-container .btn:disabled,
.club-assignment-container button:disabled { opacity:0.4; cursor:not-allowed; transform:none; box-shadow:none; }

/* ===================== アラート ===================== */
.club-assignment-container .alert {
    display:flex;
    align-items:flex-start;
    gap:8px;
    padding:11px 14px;
    border-radius:8px;
    margin-bottom:12px;
    font-size:13px;
    line-height:1.6;
}
.club-assignment-container .alert-text { flex:1; min-width:0; }
.club-assignment-container .alert-success { background:#f0fff4; border-left:4px solid #48bb78; color:#276749; }
.club-assignment-container .alert-warning { background:#fffbeb; border-left:4px solid #f6ad55; color:#744210; }
.club-assignment-container .alert-info    { background:#ebf8ff; border-left:4px solid #4299e1; color:#2b6cb0; }
.club-assignment-container .alert-error   { background:#fff5f5; border-left:4px solid #fc8181; color:#822727; }

/* ===================== ウィザード（タブ1内） ===================== */
.club-assignment-container .wizard-steps {
    display:flex;
    margin-bottom:18px;
    gap:4px;
}
.club-assignment-container .wizard-step {
    flex:1;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    padding:9px 6px;
    background:#f7f9fc;
    border-radius:8px;
    font-size:12px;
    font-weight:600;
    color:#a0aec0;
    border:2px solid #e2e8f0;
    transition:all 0.2s;
}
.club-assignment-container .wizard-step.active    { background:#ebf4ff; color:#1e3a5f; border-color:#1e3a5f; }
.club-assignment-container .wizard-step.completed { background:#f0fff4; color:#276749; border-color:#48bb78; }
.club-assignment-container .step-number {
    width:22px; height:22px; border-radius:50%;
    background:#a0aec0; color:white;
    display:flex; align-items:center; justify-content:center;
    font-size:11px; font-weight:700; flex-shrink:0;
}
.club-assignment-container .wizard-step.active    .step-number { background:#1e3a5f; }
.club-assignment-container .wizard-step.completed .step-number { background:#48bb78; }
.club-assignment-container .wizard-content { display:none; }
.club-assignment-container .wizard-content.active { display:block; }

/* ===================== 入力タブ（ペースト/ファイル） ===================== */
.club-assignment-container .input-method-tabs {
    display:flex; gap:4px; margin-bottom:14px;
}
.club-assignment-container .tab-btn {
    display:inline-flex; align-items:center; gap:5px;
    padding:7px 14px; border:2px solid #e2e8f0;
    background:white; border-radius:6px; cursor:pointer;
    font-size:13px; font-weight:600; color:#718096; transition:all 0.2s;
}
.club-assignment-container .tab-btn.active { background:#1e3a5f; color:white; border-color:#1e3a5f; }
.club-assignment-container .tab-content { display:none; }
.club-assignment-container .tab-content.active { display:block; }

/* ===================== マッピング ===================== */
.club-assignment-container .mapping-grid,
.club-assignment-container .mapping-row {
    display:grid;
    grid-template-columns:1fr 2fr 50px;
    gap:8px;
    align-items:center;
    margin-bottom:8px;
}
.club-assignment-container .mapping-grid {
    font-weight:700; font-size:12px; color:#718096; padding:0 2px;
}
.club-assignment-container .field-label { font-size:13px; font-weight:600; color:#2d3748; }
.club-assignment-container .required    { color:#e53e3e; }
.club-assignment-container .confidence-indicator { display:none; }

/* ===================== バリデーション ===================== */
.club-assignment-container .validation-summary {
    display:flex; gap:8px; flex-wrap:wrap; margin-bottom:14px;
}
.club-assignment-container .validation-card {
    flex:1; min-width:70px; padding:10px; border-radius:8px;
    text-align:center; background:#f0fff4; border:2px solid #48bb78; font-size:12px;
}
.club-assignment-container .validation-card.error   { background:#fff5f5; border-color:#fc8181; }
.club-assignment-container .validation-card.warning { background:#fffbeb; border-color:#f6ad55; }
.club-assignment-container .validation-count { font-size:1.8em; font-weight:700; line-height:1; margin-bottom:2px; }
.club-assignment-container .validation-issues { max-height:180px; overflow-y:auto; border:1px solid #e2e8f0; border-radius:8px; padding:6px; }
.club-assignment-container .issue-item { padding:5px 8px; margin-bottom:3px; border-radius:4px; font-size:12px; }
.club-assignment-container .issue-error   { background:#fff5f5; color:#822727; }
.club-assignment-container .issue-warning { background:#fffbeb; color:#744210; }

/* ===================== プレビューテーブル ===================== */
.club-assignment-container .preview-table { overflow-x:auto; margin-top:8px; }
.club-assignment-container table { width:100%; border-collapse:collapse; font-size:13px; }
.club-assignment-container th  { background:#1e3a5f; color:white; padding:9px 11px; text-align:left; white-space:nowrap; }
.club-assignment-container td  { padding:7px 11px; border-bottom:1px solid #e2e8f0; }
.club-assignment-container tr:nth-child(even) td { background:#f8fafc; }
.club-assignment-container tr:hover td { background:#ebf8ff; }

/* ===================== トグルボタン ===================== */
.club-assignment-container .toggle-buttons { display:flex; gap:6px; flex-wrap:wrap; }
.club-assignment-container .toggle-btn {
    padding:7px 18px; border:2px solid #e2e8f0; background:white;
    border-radius:6px; cursor:pointer; font-size:13px; font-weight:600;
    color:#718096; transition:all 0.2s;
}
.club-assignment-container .toggle-btn.active { background:#1e3a5f; color:white; border-color:#1e3a5f; }

/* ===================== 委員会追加フォーム ===================== */
.club-assignment-container .committee-add { display:flex; gap:8px; margin-bottom:10px; }
.club-assignment-container .committee-add input { flex:1; }

/* ===================== 案C：定員テーブル ===================== */
.club-assignment-container .capacity-table-wrap { overflow-x:auto; margin-top:10px; }
.club-assignment-container .capacity-table {
    width:100%;
    border-collapse:collapse;
    font-size:13px;
}
.club-assignment-container .capacity-table th {
    background:#f0f4f8;
    color:#4a5568;
    padding:8px 10px;
    text-align:center;
    font-size:12px;
    font-weight:700;
    white-space:nowrap;
    border-bottom:2px solid #e2e8f0;
}
.club-assignment-container .capacity-table th:first-child { text-align:left; }
.club-assignment-container .capacity-table td {
    padding:6px 8px;
    border-bottom:1px solid #e2e8f0;
    text-align:center;
}
.club-assignment-container .capacity-table td:first-child { text-align:left; font-weight:600; color:#1e3a5f; }
.club-assignment-container .capacity-table tr:hover td { background:#f8fafc; }
.club-assignment-container .capacity-table .total-col { font-weight:700; color:#1e3a5f; background:#f0f4f8; }
.club-assignment-container .capacity-table input[type="number"] {
    width:54px;
    padding:5px 4px;
    text-align:center;
    font-size:14px;
    font-weight:700;
    border:1px solid #e2e8f0;
    border-radius:4px;
    background:white;
}
.club-assignment-container .capacity-table input[type="number"].zero { background:#fff5f5; border-color:#fc8181; }
.club-assignment-container .capacity-table-footer {
    display:flex;
    justify-content:flex-end;
    align-items:center;
    gap:16px;
    padding:8px 10px;
    background:#f0f4f8;
    border-radius:0 0 8px 8px;
    font-size:13px;
    color:#4a5568;
}
.club-assignment-container .capacity-table-footer strong { color:#1e3a5f; }

/* ===================== モード選択 ===================== */
.club-assignment-container .mode-selection {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:10px;
    margin-bottom:14px;
}
.club-assignment-container .mode-option {
    background:white;
    border:2px solid #e2e8f0;
    border-radius:10px;
    padding:14px;
    cursor:pointer;
    transition:all 0.2s;
}
.club-assignment-container .mode-option:hover  { border-color:#1e3a5f; transform:translateY(-1px); }
.club-assignment-container .mode-option.selected { border-color:#d4af37; background:#fffbeb; }
.club-assignment-container .mode-option h3 { font-size:0.95em; color:#1e3a5f; margin-bottom:5px; }
.club-assignment-container .mode-option p  { font-size:12px; color:#718096; line-height:1.5; }
.club-assignment-container .mode-badge {
    display:inline-block; font-size:10px; background:#1e3a5f; color:white;
    padding:1px 6px; border-radius:10px; margin-left:4px; vertical-align:middle;
}

/* ===================== 実行 ===================== */
.club-assignment-container .trial-settings {
    display:flex; align-items:center; gap:10px; margin-bottom:14px; flex-wrap:wrap;
}
.club-assignment-container .trial-settings label { font-weight:600; font-size:13px; color:#2d3748; }
.club-assignment-container .trial-settings input[type="number"] { width:70px; }
.club-assignment-container .progress-bar-container {
    background:#e2e8f0; border-radius:8px; height:10px; overflow:hidden; margin:8px 0;
}
.club-assignment-container .progress-bar {
    height:100%;
    background:linear-gradient(90deg,#1e3a5f,#d4af37);
    border-radius:8px;
    transition:width 0.3s;
}

/* ===================== 統計カード ===================== */
.club-assignment-container .stats-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(110px,1fr));
    gap:8px;
    margin-bottom:18px;
}
.club-assignment-container .stat-card {
    background:#f8fafc; border-radius:10px; padding:12px;
    text-align:center; border:2px solid #e2e8f0;
}
.club-assignment-container .stat-card h3 { font-size:1.8em; color:#1e3a5f; margin-bottom:2px; line-height:1; }
.club-assignment-container .stat-card p  { font-size:11px; color:#718096; }

/* 結果テーブル行色 */
.club-assignment-container tr.rank-1         td { background:#f0fff4 !important; }
.club-assignment-container tr.rank-2         td { background:#fffbeb !important; }
.club-assignment-container tr.rank-unassigned td { background:#fff5f5 !important; }

/* 理由バッジ */
.club-assignment-container .reason-badge {
    display:inline-block; font-size:11px; padding:2px 7px;
    border-radius:10px; background:#e2e8f0; color:#4a5568; white-space:nowrap;
}

/* ダウンロードエリア */
.club-assignment-container .download-area {
    display:flex; gap:8px; flex-wrap:wrap;
    margin-bottom:18px; padding:14px;
    background:#f8fafc; border-radius:10px; border:1px solid #e2e8f0;
}

/* モバイル */
@media (max-width:640px) {
    .club-assignment-container .stepper-item span:last-child { display:none; }
    .club-assignment-container .mode-selection { grid-template-columns:1fr; }
    .club-assignment-container .capacity-table input[type="number"] { width:44px; font-size:12px; }
}