/* Tournament Bracket Generator Styles
   カラーコンセプト: 南の島のおじぃ ブランドガイドライン適用
   ネイビー(25%) × ゴールド(5%) × ホワイト(70%)
*/

/* ③④ CSS変数定義 + 背景画像 + カラーコンセプト */
.tournament-wrapper {
    /* ベースカラー */
    --base:         #FFFFFF;
    --base-light:   #FAFAFA;
    --base-dark:    #F5F5F5;
    /* メインカラー（ネイビー） */
    --main:         #1e3a5f;
    --main-light:   #2d5a8f;
    --main-dark:    #0f1e3a;
    /* アクセントカラー（ゴールド） */
    --accent:       #d4af37;
    --accent-light: #f4cf5f;
    --accent-dark:  #b8941f;
    /* テキスト */
    --text:         #2C3E50;
    --text-light:   #7F8C8D;
    /* ボーダー */
    --border:       #E8E8E8;
    /* シャドウ */
    --shadow:       0 4px 20px rgba(30, 58, 95, 0.1);
    --shadow-hover: 0 8px 30px rgba(30, 58, 95, 0.15);

    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.5;
    /* ③ 背景画像 */
    background-image: url('https://ict-primaryschool-juniorhighschool.com/wp-content/uploads/2026/05/ChatGPT-Image-2026%E5%B9%B45%E6%9C%884%E6%97%A5-16_53_43.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 100vh;
    padding: 16px;
}

.tournament-wrapper * { 
    box-sizing: border-box; 
}

.tournament-wrapper .container { 
    max-width: 1400px; 
    margin: 0 auto; 
}

.tournament-wrapper .card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}
/* パネル上部アクセントライン（ゴールド） */
.tournament-wrapper .card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
    border-radius: 20px 20px 0 0;
}

.tournament-wrapper .header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 16px; 
}

.tournament-wrapper .title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--main);
    margin: 0;
}

.tournament-wrapper .subtitle {
    color: var(--text-light);
    margin: 4px 0 0 0;
}

.tournament-wrapper .btn {
    padding: 8px 16px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    background: var(--base);
    color: var(--text);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.tournament-wrapper .btn:hover {
    background: var(--base-light);
    border-color: var(--main-light);
    transform: translateY(-1px);
}

.tournament-wrapper .btn.primary {
    background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(30, 58, 95, 0.3);
}

.tournament-wrapper .btn.primary:hover {
    background: linear-gradient(135deg, var(--main) 0%, var(--main-dark) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.4);
}

.tournament-wrapper .btn.success {
    background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(30, 58, 95, 0.3);
}

.tournament-wrapper .btn.success:hover {
    background: linear-gradient(135deg, var(--main) 0%, var(--main-dark) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.4);
}

.tournament-wrapper .btn.secondary {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    color: var(--main-dark);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.tournament-wrapper .btn.secondary:hover {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

.tournament-wrapper .btn.warning {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    color: var(--main-dark);
    border-color: transparent;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

.tournament-wrapper .btn.warning:hover {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

.tournament-wrapper .form-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 16px; 
    margin-bottom: 16px; 
}

@media (max-width: 768px) {
    .tournament-wrapper .form-grid { 
        grid-template-columns: 1fr; 
    }
}

.tournament-wrapper .form-group { 
    display: flex; 
    flex-direction: column; 
    gap: 8px;
}

.tournament-wrapper .form-group label { 
    font-weight: 600; 
    color: #374151; 
    font-size: 14px;
}

.tournament-wrapper .form-group input, 
.tournament-wrapper .form-group textarea {
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 14px;
}

.tournament-wrapper .form-group input:focus,
.tournament-wrapper .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
}

.tournament-wrapper .form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.tournament-wrapper .input-with-btn { 
    display: flex; 
    gap: 8px; 
}

.tournament-wrapper .input-with-btn input, 
.tournament-wrapper .input-with-btn textarea { 
    flex: 1; 
}

.tournament-wrapper .file-info {
    font-size: 12px;
    color: #6b7280;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tournament-wrapper .participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 8px;
    max-height: 300px;
    overflow-y: auto;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--base-dark);
}

.tournament-wrapper .participant-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
}

.tournament-wrapper .participant-name {
    font-weight: 500;
    color: #1e293b;
    font-size: 14px;
}

.tournament-wrapper .participant-number {
    color: #6b7280;
    margin-right: 8px;
    font-size: 12px;
}

.tournament-wrapper .remove-btn {
    color: #ef4444;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    background: transparent;
    border: none;
    font-size: 16px;
}

.tournament-wrapper .remove-btn:hover {
    background: #fee2e2;
}

/* ブラケット表示 */
.tournament-wrapper .bracket-stage {
    position: relative;
    height: 800px;
    overflow: auto;
    background: rgba(255,255,255,0.92);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.tournament-wrapper .bracket-lines {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.tournament-wrapper .match {
    border: 1.5px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    background: rgba(255,255,255,0.97);
    box-shadow: var(--shadow);
    min-width: 180px;
}

.tournament-wrapper .match.abs {
    position: absolute;
    width: 200px;
}

.tournament-wrapper .player-slot {
    padding: 10px 12px;
    margin: 4px 0;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 14px;
    font-weight: 500;
    background: var(--base-dark);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.tournament-wrapper .player-slot:hover {
    background: #e8f0fb;
    border-color: var(--main-light);
    color: var(--main);
}

.tournament-wrapper .player-slot.winner {
    background: linear-gradient(135deg, #fffdf0 0%, #fff8dc 100%);
    border-color: var(--accent);
    color: var(--main-dark);
    font-weight: 700;
}

.tournament-wrapper .player-slot.placeholder {
    background: #fffdf0;
    border-color: var(--accent-light);
    color: var(--main);
    font-style: italic;
}

.tournament-wrapper .seed-badge {
    display: inline-block;
    margin-left: 6px;
    padding: 2px 8px;
    font-size: 11px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent-light), var(--accent));
    color: var(--main-dark);
    border: none;
    vertical-align: middle;
    font-style: normal;
    font-weight: 700;
}

.tournament-wrapper .vs-divider {
    text-align: center;
    font-size: 12px;
    color: #6b7280;
    margin: 8px 0;
}

.tournament-wrapper .score-btn {
    width: 100%;
    margin-top: 8px;
    font-size: 12px;
    padding: 6px 8px;
}

/* モーダル */
.tournament-wrapper .modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 30, 58, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.tournament-wrapper .modal-content {
    background: var(--base);
    border-radius: 20px;
    padding: 32px;
    max-width: 500px;
    width: 90%;
    margin: 16px;
    box-shadow: 0 20px 40px rgba(30, 58, 95, 0.2);
    border-top: 4px solid var(--accent);
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.tournament-wrapper .modal-title {
    font-size: 24px;
    font-weight: 900;
    margin-bottom: 8px;
    text-align: center;
    color: var(--main);
}

.tournament-wrapper .modal-subtitle {
    font-size: 16px;
    color: #6b7280;
    text-align: center;
    margin-bottom: 24px;
}

.tournament-wrapper .modal-vs {
    font-size: 32px;
    font-weight: bold;
    text-align: center;
    margin: 20px 0;
    color: #374151;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.tournament-wrapper .modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 20px;
}

.tournament-wrapper .player-select-btn {
    padding: 16px 20px;
    text-align: center;
    background: linear-gradient(135deg, var(--base-light) 0%, var(--base-dark) 100%);
    border: 2px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    position: relative;
    overflow: hidden;
}

.tournament-wrapper .player-select-btn:hover {
    background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
    border-color: var(--main);
    color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(30, 58, 95, 0.3);
}

.tournament-wrapper .player-select-btn:active {
    transform: translateY(0);
}

.tournament-wrapper .player-select-btn .seed-info {
    display: block;
    font-size: 14px;
    font-weight: 400;
    opacity: 0.7;
    margin-top: 4px;
}

.tournament-wrapper .modal-controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid #e5e7eb;
    flex-wrap: wrap;
}

.tournament-wrapper .modal-controls .btn {
    min-width: 120px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s ease;
    border: 2px solid;
}

.tournament-wrapper .modal-controls .btn.secondary {
    background: #ffffff;
    border-color: #d1d5db;
    color: #6b7280;
}

.tournament-wrapper .modal-controls .btn.secondary:hover {
    background: #f9fafb;
    border-color: #9ca3af;
    transform: translateY(-1px);
}

.tournament-wrapper .modal-controls .btn.success {
    background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
    border-color: transparent;
    color: var(--accent-light);
    min-width: 200px;
    box-shadow: 0 4px 12px rgba(30, 58, 95, 0.3);
}

.tournament-wrapper .modal-controls .btn.success:hover {
    background: linear-gradient(135deg, var(--main) 0%, var(--main-dark) 100%);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(30, 58, 95, 0.4);
}

.tournament-wrapper .modal-controls .btn.success:disabled {
    background: #d1d5db;
    border-color: #d1d5db;
    color: #9ca3af;
    cursor: not-allowed;
    transform: none;
}

.tournament-wrapper .modal-controls .btn:not(.success):not(.secondary) {
    background: #f3f4f6;
    border-color: #d1d5db;
    color: #374151;
}

.tournament-wrapper .modal-controls .btn:not(.success):not(.secondary):hover {
    background: #e5e7eb;
    border-color: #9ca3af;
    transform: translateY(-1px);
}

.tournament-wrapper .modal-players{
    display:grid;
    grid-template-columns:1fr 72px 1fr;
    align-items:stretch;
    gap:12px;
    margin:8px 0 16px;
}

.tournament-wrapper .modal-vs-pill{
    display:flex;align-items:center;justify-content:center;
    font-weight:700;color:#374151;
    border:2px solid #e5e7eb;border-radius:9999px;
    background:#fff;padding:0 12px; user-select:none;
}

.tournament-wrapper .player-select-btn.selected {
    background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
    border-color: var(--main);
    color: var(--accent-light);
    box-shadow: 0 10px 15px -3px rgba(30, 58, 95, 0.35);
}

.tournament-wrapper .btn[disabled]{
    opacity:.5; cursor:not-allowed; filter:saturate(.3);
}

.tournament-wrapper .hidden { 
    display: none; 
}

.tournament-wrapper .btn-group {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tournament-wrapper .btn-large {
    font-size: 16px;
    padding: 12px 24px;
    min-width: 160px;
}

.tournament-wrapper .settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

/* DnD States */
.tournament-wrapper .match.dragging {
    opacity: 0.5;
    transform: rotate(2deg);
}

.tournament-wrapper .match.drop-ok {
    border-color: var(--accent);
    background: #fffdf0;
}

.tournament-wrapper .player-slot.dragging {
    opacity: 0.6;
    transform: scale(1.05);
}

.tournament-wrapper .player-slot.drop-ok {
    border-color: var(--accent);
    background: #fff8dc;
}

.tournament-wrapper .player-slot.blocked {
    border-color: #ef4444;
    background: #fef2f2;
}

@media print {
    .tournament-wrapper .btn, 
    .tournament-wrapper .export-buttons { 
        display: none; 
    }
    
    .tournament-wrapper .bracket-stage { 
        height: auto; 
    }
}

@media (max-width: 768px) {
    .tournament-wrapper .bracket-stage { 
        height: 600px; 
    }
    
    .tournament-wrapper .match.abs { 
        width: 160px; 
    }
}
/* 2つの主要ボタンのサイズを統一 */
.tournament-wrapper .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;           /* 絵文字とテキストの間隔 */
  white-space: nowrap;  /* 改行させない */
}

.tournament-wrapper .btn.action-lg {
  font-size: 16px;
  padding: 12px 24px;
  min-width: 200px;     /* 幅をそろえる（お好みで変更OK） */
  height: 48px;         /* 高さもそろえる */
  box-sizing: border-box;
  text-align: center;
}
/* =============================================
   初期設定 POPUP（カラーコンセプト適用版）
   ============================================= */
.tournament-wrapper .init-popup-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 30, 58, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(4px);
    padding: 16px;
}

.tournament-wrapper .init-popup-box {
    background: var(--base);
    border-radius: 20px;
    padding: 28px 28px 24px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 40px rgba(30, 58, 95, 0.2);
    border-top: 4px solid var(--accent);
    animation: modalSlideIn 0.25s ease-out;
}

.tournament-wrapper .init-popup-title {
    font-size: 18px;
    font-weight: 900;
    color: var(--main);
    margin-bottom: 16px;
}

.tournament-wrapper .init-popup-divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 18px 0 14px;
}

.tournament-wrapper .init-popup-demo-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

/* セグメントボタン行 */
.tournament-wrapper .init-popup-seg-row {
    display: flex;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 12px;
}

.tournament-wrapper .init-popup-seg-btn {
    flex: 1;
    padding: 8px 4px;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    background: var(--base-dark);
    color: var(--text-light);
    border: none;
    border-right: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}

.tournament-wrapper .init-popup-seg-btn:last-child {
    border-right: none;
}

.tournament-wrapper .init-popup-seg-btn:hover {
    background: #fffcf0;
    color: var(--accent-dark);
}

.tournament-wrapper .init-popup-seg-btn.selected {
    background: linear-gradient(135deg, var(--main-light) 0%, var(--main) 100%);
    color: var(--accent-light);
    font-weight: 700;
}

/* カウンター */
.tournament-wrapper .init-popup-counter-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 10px 0 16px;
}

.tournament-wrapper .init-popup-counter-btn {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    border: 1.5px solid var(--border);
    background: var(--base);
    font-size: 18px;
    font-weight: bold;
    color: var(--main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    padding: 0;
    transition: background 0.15s, border-color 0.15s;
}

.tournament-wrapper .init-popup-counter-btn:hover:not(:disabled) {
    background: var(--base-dark);
    border-color: var(--main-light);
}

.tournament-wrapper .init-popup-counter-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.tournament-wrapper .init-popup-counter-val {
    font-size: 28px;
    font-weight: 900;
    color: var(--main);
    min-width: 40px;
    text-align: center;
}

/* ボタン行 */
.tournament-wrapper .init-popup-btn-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* 名前一括入力フィード */
.tournament-wrapper .init-popup-name-feed-wrap {
    margin-bottom: 4px;
}

.tournament-wrapper .init-popup-name-feed-hint {
    font-size: 11px;
    color: var(--text-light);
    margin-bottom: 4px;
}

.tournament-wrapper .init-popup-name-feed {
    width: 100%;
    min-height: 120px;
    padding: 10px 12px;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--text);
    background: var(--base-dark);
    resize: vertical;
    font-family: inherit;
}

.tournament-wrapper .init-popup-name-feed:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--base);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.15);
}

/* bye（シード不戦勝）カード */
.tournament-wrapper .match.bye-match {
    border-color: rgba(212, 175, 55, 0.4);
    background: linear-gradient(135deg, #fffdf5 0%, #fffaed 100%);
    min-height: 52px;
    display: flex;
    align-items: center;
}

.tournament-wrapper .match.bye-match .player-slot {
    text-align: center;
    background: linear-gradient(135deg, #fff8dc 0%, #fffaed 100%);
    border-color: var(--accent-light);
    color: var(--main-dark);
    font-weight: 700;
    cursor: default;
    justify-content: center;
}

@media (max-width: 480px) {
    .tournament-wrapper .init-popup-box {
        padding: 20px 16px 18px;
    }
}