/* セナチェス - ゲーム風デザイン */

.senachess-page {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem;
    position: relative;
    z-index: 1;
}

/* 背景画像はページ全体に固定配置 */
.senachess-page::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/SenaChess/Tex_SenachessBGA01.webp');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}

.page-title {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffd700, #ff9500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* レイアウト */
.senachess-layout {
    display: grid;
    grid-template-columns: auto 300px;
    gap: 1.5rem;
    align-items: start;
}

@media (max-width: 900px) {
    .senachess-layout {
        grid-template-columns: 1fr;
    }
}

/* ====== チェス盤エリア ====== */
.board-area {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.senachess-board {
    position: relative;
    /* 土台のサイズ（マス領域より大きく） */
    width: 640px;
    height: 570px;
    filter: drop-shadow(0 8px 24px rgba(0,0,0,0.5));
}

@media (max-width: 1100px) {
    .senachess-board {
        width: 560px;
        height: 500px;
    }
}

@media (max-width: 800px) {
    .senachess-board {
        width: 480px;
        height: 430px;
    }
}

@media (max-width: 600px) {
    .senachess-board {
        width: 100%;
        max-width: 400px;
        height: auto;
        aspect-ratio: 640/570;
    }
}

/* 土台フレーム（4パーツ） */
.board-frame {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 1;
}

.frame-tl, .frame-tr, .frame-bl, .frame-br {
    position: absolute;
    width: 50%;
    height: 50%;
    background-image: url('images/SenaChess/Atl_SenaChess_01.webp');
    background-size: 100% 100%;
    background-repeat: no-repeat;
}

.frame-tl {
    top: 0; left: 0;
}
.frame-tr {
    top: 0; right: 0;
    transform: scaleX(-1);
}
.frame-bl {
    bottom: 0; left: 0;
    transform: scaleY(-1);
}
.frame-br {
    bottom: 0; right: 0;
    transform: scale(-1, -1);
}

/* マス部分 - 固定サイズで中央配置 */
.tiles-wrapper {
    position: absolute;
    /* マス領域は固定サイズで中央配置 */
    width: 530px;
    height: 424px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
}

@media (max-width: 1100px) {
    .tiles-wrapper {
        width: 470px;
        height: 376px;
    }
}

@media (max-width: 800px) {
    .tiles-wrapper {
        width: 400px;
        height: 320px;
    }
}

@media (max-width: 600px) {
    .tiles-wrapper {
        width: 85%;
        height: auto;
        aspect-ratio: 10/8;
    }
}

.tiles-grid {
    display: grid;
    /* 10列x8行、各マス正方形 */
    grid-template-columns: repeat(10, 1fr);
    grid-template-rows: repeat(8, 1fr);
    width: 100%;
    height: 100%;
    gap: 0;
    background: transparent;
}

/* 個々のマス */
.tile {
    position: relative;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    color: rgba(255,255,255,0.7);
    font-weight: bold;
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
}

.tile.white {
    background-image: url('images/SenaChess/Atl_SenaChess_04.webp');
    background-color: #ddd0b8;
}
.tile.red {
    background-image: url('images/SenaChess/Atl_SenaChess_05.webp');
    background-color: #703535;
}

.tile:hover {
    transform: scale(1.08);
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}

/* 開封済みマス */
.tile.opened {
    background-color: #2a2530 !important;
    background-image: none !important;
}
.tile.opened::after {
    content: '✓';
    position: absolute;
    font-size: 1.2rem;
    color: rgba(255,255,255,0.5);
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}

/* ウィッシュ発見マス */
.tile.wish {
    background-image: linear-gradient(135deg, #ffd700, #ff8c00) !important;
    animation: wishPulse 1.5s infinite;
    box-shadow: 0 0 15px 5px rgba(255,215,0,0.6);
}
.tile.wish::after {
    content: '★';
    position: absolute;
    font-size: 1.4rem;
    color: #fff;
    text-shadow: 0 0 10px #ff6600, 0 2px 4px rgba(0,0,0,0.5);
}

@keyframes wishPulse {
    0%, 100% { box-shadow: 0 0 10px 2px rgba(255,215,0,0.6); }
    50% { box-shadow: 0 0 20px 8px rgba(255,215,0,0.4); }
}

/* ヒートマップ表示 */
.tile .prob-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.55rem;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.9), 0 0 4px rgba(0,0,0,0.5);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
    font-weight: bold;
    z-index: 5;
    background: var(--heat-color, transparent);
}
.tile:not(.opened):not(.wish) .prob-overlay {
    opacity: 1;
}
.tile.opened .prob-overlay,
.tile.wish .prob-overlay {
    display: none;
}

/* マスク模様（汚れ） */
.tiles-mask {
    position: absolute;
    inset: 0;
    background-image: url('images/SenaChess/Atl_SenaChess_12.webp');
    background-size: 100% 100%;
    background-position: center;
    pointer-events: none;
    z-index: 10;
    opacity: 0.25;
    mix-blend-mode: multiply;
}

/* コントロール */
.board-controls {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

.btn-ctrl {
    padding: 0.6rem 1rem;
    background: linear-gradient(180deg, #3a3a50, #252535);
    color: #e0e0e0;
    border: 1px solid #555;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}
.btn-ctrl:hover {
    background: linear-gradient(180deg, #4a4a60, #353545);
    border-color: #ffd700;
    color: #ffd700;
}
.btn-upload {
    cursor: pointer;
}

/* モード切替トグルスイッチ */
.mode-toggle-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.mode-label {
    font-size: 0.85rem;
    color: #888;
    transition: color 0.3s;
    min-width: 3rem;
}
.mode-label#labelEqual {
    text-align: right;
}
.mode-label#labelExpect {
    text-align: left;
}
.mode-label.active {
    color: #ffd700;
    font-weight: bold;
}

.mode-switch {
    position: relative;
    width: 50px;
    height: 26px;
    cursor: pointer;
}

.mode-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.mode-slider {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #3a3a50, #252535);
    border: 1px solid #555;
    border-radius: 13px;
    transition: all 0.3s;
}

.mode-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 2px;
    bottom: 2px;
    background: linear-gradient(135deg, #ccc, #888);
    border-radius: 50%;
    transition: transform 0.3s, background 0.3s;
}

.mode-switch input:checked + .mode-slider {
    background: linear-gradient(180deg, #5a4a80, #3a2a60);
    border-color: #8a7faf;
}

.mode-switch input:checked + .mode-slider::before {
    transform: translateX(24px);
    background: linear-gradient(135deg, #ffd700, #ff9500);
}

/* 凡例 */
.legend-bar {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-sub);
}
.legend-bar span {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.dot {
    width: 16px;
    height: 16px;
    border-radius: 3px;
}
.dot.white {
    background: linear-gradient(135deg, #f5e6d3, #d4c4b0);
    border: 1px solid #a89880;
}
.dot.opened {
    background: linear-gradient(135deg, #666, #444);
    border: 1px solid #333;
}
.dot.wish {
    background: linear-gradient(135deg, #ffd700, #ff9500);
    border: 1px solid #cc7700;
}

/* ====== 右側情報パネル ====== */
.info-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* ウィッシュカード */
.wish-card {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #1e1e30, #2a2a40);
    border-radius: 12px;
    border: 1px solid #444;
}
.wish-portrait {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #333, #222);
    border: 3px solid #ffd700;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #666;
}
.wish-portrait.found {
    border-color: #27ae60;
    background: linear-gradient(135deg, #27ae60, #1e8449);
    color: #fff;
}
.wish-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.wish-title {
    font-size: 0.85rem;
    color: #aaa;
}
.wish-status {
    font-size: 1.1rem;
    font-weight: bold;
    color: #ffd700;
}
.wish-status.found {
    color: #27ae60;
}

/* 進捗カード */
.progress-card {
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
}
.progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}
.progress-nums {
    font-weight: bold;
    color: #ffd700;
}
.progress-track {
    position: relative;
    height: 20px;
    background: #333;
    border-radius: 10px;
    overflow: visible;
}
.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #e74c3c, #f39c12, #27ae60);
    border-radius: 10px;
    transition: width 0.3s;
    width: 0%;
}
.progress-mark {
    position: absolute;
    top: -18px;
    transform: translateX(-50%);
    font-size: 0.7rem;
    color: #888;
}

/* ステータスグリッド */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}
.stat-card {
    padding: 0.75rem;
    background: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    text-align: center;
}
.stat-card.highlight {
    border-color: #ffd700;
    background: linear-gradient(135deg, #2a2520, #1a1a25);
}
.stat-label {
    font-size: 0.75rem;
    color: #888;
    margin-bottom: 0.25rem;
}
.stat-value {
    font-size: 1.2rem;
    font-weight: bold;
    color: #fff;
}
.stat-card.highlight .stat-value {
    color: #ffd700;
    font-size: 1.4rem;
}

/* ボーナス */
.bonus-row {
    display: flex;
    gap: 0.75rem;
}
.bonus-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.6rem;
    background: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
}
.bonus-item.achieved {
    border-color: #27ae60;
    background: linear-gradient(135deg, #1a2e1a, #1a1a25);
}
.bonus-reward-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
    margin-bottom: 0.25rem;
}
.bonus-label {
    color: #888;
    font-size: 0.7rem;
}
.bonus-need {
    color: #f39c12;
    font-weight: bold;
}
.bonus-item.achieved .bonus-need {
    color: #27ae60;
}

/* アドバイス */
.advice-box {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background: linear-gradient(135deg, #1a2535, #1a1a30);
    border-radius: 10px;
    border: 1px solid #3498db;
}
.advice-icon {
    width: 20px;
    height: 20px;
    background: #f1c40f;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
}
.advice-icon::after {
    content: 'i';
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
    color: #1a1a25;
    font-style: italic;
}
#adviceText {
    font-size: 0.9rem;
    color: #ddd;
    line-height: 1.4;
}

/* 仕様詳細・ガイド */
.spec-box {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}
.spec-box summary {
    cursor: pointer;
    font-weight: bold;
    color: var(--accent-gold);
}
.spec-box ul {
    margin: 0.5rem 0 0 0;
    padding-left: 1.5rem;
}
.spec-box li {
    margin-bottom: 0.4rem;
    color: var(--text-sub);
    font-size: 0.9rem;
}
.spec-box strong {
    color: #ffd700;
}

.guide-content {
    margin-top: 1rem;
}
.guide-content h4 {
    color: #5bc0de;
    font-size: 0.95rem;
    margin: 1rem 0 0.5rem 0;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid #3a3a50;
}
.guide-content h4:first-child {
    margin-top: 0;
}
.guide-content ul {
    margin: 0;
}

/* 効率アドバイスボックス */
.efficiency-box {
    margin-top: 1.5rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, #1a2535, #1a1a30);
    border-radius: 10px;
    border: 1px solid #3498db;
    position: relative;
    z-index: 1;
}

.efficiency-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.efficiency-title {
    font-weight: bold;
    color: #5bc0de;
    font-size: 0.95rem;
}

.efficiency-period {
    font-size: 0.85rem;
    color: #f39c12;
    background: rgba(243, 156, 18, 0.15);
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    display: flex;
    align-items: center;
    gap: 0.2rem;
}

.days-input {
    width: 2.5rem;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid #f39c12;
    border-radius: 4px;
    color: #f39c12;
    font-size: 0.85rem;
    font-weight: bold;
    padding: 0.1rem 0.2rem;
}
.days-input:focus {
    outline: none;
    border-color: #ffd700;
    box-shadow: 0 0 5px rgba(255, 215, 0, 0.3);
}

.period-info {
    font-size: 0.8rem;
    color: #888;
    margin-bottom: 0.5rem;
    text-align: right;
}

.efficiency-advice {
    font-size: 1.1rem;
    color: #ffd700;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.efficiency-detail {
    font-size: 0.85rem;
    color: #aaa;
    line-height: 1.5;
}

.efficiency-detail strong {
    color: #5bc0de;
}

/* コスト表示（ルビーアイコン付き） */
.stat-value-with-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
}
.cost-icon {
    width: 18px;
    height: 18px;
    object-fit: contain;
}

/* レスポンシブ */
@media (max-width: 900px) {
    .info-panel {
        order: -1;
    }
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .stat-card {
        padding: 0.5rem;
    }
    .stat-label {
        font-size: 0.65rem;
    }
    .stat-value {
        font-size: 1rem;
    }
}

@media (max-width: 600px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ===== ボード範囲選択モーダル ===== */
.board-select-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.board-select-content {
    background: #1a1a2e;
    border-radius: 12px;
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    border: 2px solid #ffd700;
}

.board-select-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid #333;
    color: #ffd700;
    font-weight: bold;
}

.btn-cancel {
    background: transparent;
    border: none;
    color: #888;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
}

.btn-cancel:hover {
    color: #fff;
}

.board-select-canvas-wrapper {
    position: relative;
    overflow: auto;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
}

#boardSelectCanvas {
    max-width: 100%;
    max-height: 70vh;
    cursor: crosshair;
}

#boardSelectOverlay {
    position: absolute;
    pointer-events: none;
}

.board-select-marker {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid #00ff00;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    box-shadow: 0 0 10px #00ff00;
}

.board-select-marker::before,
.board-select-marker::after {
    content: '';
    position: absolute;
    background: #00ff00;
}

.board-select-marker::before {
    width: 2px;
    height: 30px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.board-select-marker::after {
    width: 30px;
    height: 2px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.board-select-rect {
    position: absolute;
    border: 2px dashed #ffd700;
    background: rgba(255, 215, 0, 0.1);
    pointer-events: none;
}

.board-select-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-top: 1px solid #333;
}

#boardSelectStatus {
    color: #aaa;
    font-size: 0.9rem;
}

.board-select-footer .btn-ctrl {
    padding: 0.5rem 1.5rem;
}

.board-select-footer .btn-ctrl:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}