/* しりとり100 WordPress Plugin CSS */
.shiritori100-container {
    font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic Medium', 'Meiryo', sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    color: white;
    overflow-x: hidden;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.shiritori100-container * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ゲームコンテナ */
.shiritori100-container .game-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 10px;
    display: flex;
    flex-direction: column;
    height: 100vh;
    gap: 10px;
    overflow: hidden;
}

/* タイトル */
.shiritori100-container .game-title {
    text-align: center;
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: bold;
    margin: 10px 0;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
    background-size: 400% 400%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
    letter-spacing: 2px;
    flex-shrink: 0;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* メインゲームエリア */
.shiritori100-container .game-main {
    display: flex;
    gap: 15px;
    flex: 1;
    min-height: 0;
    overflow: hidden;
}

/* 左パネル - プレイヤー情報 */
.shiritori100-container .players-panel {
    flex: 1;
    min-width: 320px;
}

.shiritori100-container .player-setup {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 15px;
    padding: 15px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    height: 100%;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
}

.shiritori100-container .player-count {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    flex-shrink: 0;
}

.shiritori100-container .player-count label {
    font-size: 14px;
    font-weight: 600;
    color: #e0e0e0;
    white-space: nowrap;
}

.shiritori100-container .player-count input {
    padding: 8px 12px;
    border-radius: 8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    color: white;
    font-size: 14px;
    width: 60px;
    text-align: center;
    font-weight: 600;
    transition: all 0.3s ease;
}

.shiritori100-container .player-count .btn {
    padding: 8px 16px;
    font-size: 12px;
    margin: 0;
    min-width: auto;
    white-space: nowrap;
}

.shiritori100-container .player-count input:focus {
    outline: none;
    border-color: #4ecdc4;
    box-shadow: 0 0 15px rgba(78, 205, 196, 0.3);
}

/* ゲーム制御ボタンエリア */
.shiritori100-container .game-controls {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.shiritori100-container .game-controls .btn {
    flex: 1;
    min-width: 100px;
    padding: 10px 15px;
    font-size: 13px;
}

.shiritori100-container .player-list-container {
    flex: 1;
    overflow-y: auto;
    padding-right: 10px;
    min-height: 200px;
}

.shiritori100-container .player-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
}

.shiritori100-container .player-card {
    background: rgba(255, 255, 255, 0.18);
    border-radius: 12px;
    padding: 12px;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.shiritori100-container .player-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #4ecdc4, #45b7d1);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.shiritori100-container .player-card.active {
    border-color: #4ecdc4;
    background: rgba(78, 205, 196, 0.25);
    box-shadow: 0 0 30px rgba(78, 205, 196, 0.4);
    animation: pulse 2.5s infinite;
    transform: translateY(-2px);
}

.shiritori100-container .player-card.active::before {
    opacity: 1;
}

@keyframes pulse {
    0%, 100% { transform: translateY(-2px) scale(1); }
    50% { transform: translateY(-2px) scale(1.02); }
}

.shiritori100-container .player-card.eliminated {
    background: rgba(255, 107, 107, 0.25);
    border-color: #ff6b6b;
    opacity: 0.6;
}

.shiritori100-container .player-name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 6px;
    color: white;
}

.shiritori100-container .player-score {
    font-size: 18px;
    font-weight: 700;
    color: #4ecdc4;
    margin-bottom: 4px;
    text-shadow: 0 0 10px rgba(78, 205, 196, 0.5);
}

.shiritori100-container .player-order {
    font-size: 12px;
    color: #bbb;
    font-weight: 500;
}

/* 中央パネル - ゲーム状態 */
.shiritori100-container .game-center {
    flex: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    justify-content: center;
}

.shiritori100-container .char-counter {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    text-align: center;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 50px rgba(255, 255, 255, 0.3);
    transition: all 0.4s ease;
    letter-spacing: 1px;
    margin: 0;
}

.shiritori100-container .char-counter.hidden {
    opacity: 0;
    filter: blur(20px);
    pointer-events: none;
    transform: scale(0.8);
}

.shiritori100-container .char-counter.danger {
    -webkit-text-fill-color: initial !important;
    background: none !important;
    color: #ff6b6b !important;
    animation: dangerPulse 1s infinite;
}

@keyframes dangerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.shiritori100-container .timer-container {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 20px;
    text-align: center;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    min-width: 160px;
}

.shiritori100-container .timer-label {
    font-size: 14px;
    color: #bbb;
    margin-bottom: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.shiritori100-container .timer {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: #4ecdc4;
    text-shadow: 0 0 20px rgba(78, 205, 196, 0.5);
    transition: all 0.3s ease;
}

.shiritori100-container .timer.warning {
    color: #ffa726;
    animation: timerWarning 0.6s infinite alternate;
    text-shadow: 0 0 20px rgba(255, 167, 38, 0.5);
}

.shiritori100-container .timer.danger {
    color: #ff6b6b;
    animation: timerDanger 0.3s infinite alternate;
    text-shadow: 0 0 20px rgba(255, 107, 107, 0.7);
}

@keyframes timerWarning {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

@keyframes timerDanger {
    from { transform: scale(1); }
    to { transform: scale(1.1); }
}

.shiritori100-container .input-area {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 25px;
    width: 100%;
    max-width: 450px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.shiritori100-container .input-field {
    width: 100%;
    padding: 15px 20px;
    font-size: 18px;
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    color: white;
    text-align: center;
    margin-bottom: 15px;
    transition: all 0.3s ease;
    font-weight: 600;
}

.shiritori100-container .input-field:focus {
    outline: none;
    border-color: #4ecdc4;
    box-shadow: 0 0 25px rgba(78, 205, 196, 0.4);
    background: rgba(255, 255, 255, 0.2);
}

.shiritori100-container .input-field::placeholder {
    color: rgba(255, 255, 255, 0.6);
    font-weight: 400;
}

.shiritori100-container .btn {
    padding: 15px 35px;
    border-radius: 15px;
    border: none;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.shiritori100-container .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.shiritori100-container .btn:hover::before {
    left: 100%;
}

.shiritori100-container .btn-primary {
    background: linear-gradient(45deg, #4ecdc4, #44a08d);
    color: white;
    box-shadow: 0 6px 20px rgba(78, 205, 196, 0.4);
}

.shiritori100-container .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(78, 205, 196, 0.5);
}

.shiritori100-container .btn-secondary {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.shiritori100-container .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.shiritori100-container .btn-danger {
    background: linear-gradient(45deg, #ff6b6b, #ee5a52);
    color: white;
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.shiritori100-container .btn-danger:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.5);
}

/* 右パネル - 履歴 */
.shiritori100-container .history-panel {
    flex: 1;
    min-width: 320px;
}

.shiritori100-container .history-container {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 15px;
    padding: 15px;
    height: 100%;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
}

.shiritori100-container .history-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    text-align: center;
    color: #4ecdc4;
    text-shadow: 0 0 10px rgba(78, 205, 196, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
    flex-shrink: 0;
}

.shiritori100-container .history-list {
    flex: 1;
    overflow-y: auto;
    padding-right: 10px;
}

.shiritori100-container .history-item {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.shiritori100-container .history-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.shiritori100-container .history-word {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 2px;
}

.shiritori100-container .history-player {
    font-size: 12px;
    color: #bbb;
    font-weight: 500;
}

.shiritori100-container .history-chars {
    font-size: 14px;
    font-weight: 700;
    color: #4ecdc4;
    min-width: 80px;
    text-align: center;
    text-shadow: 0 0 8px rgba(78, 205, 196, 0.3);
}

/* モーダル */
.shiritori100-container .modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(20px);
    animation: modalFadeIn 0.3s ease-out;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.shiritori100-container .modal-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin: 5% auto;
    padding: 45px;
    border-radius: 25px;
    width: min(600px, 92vw);
    text-align: center;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    color: white;
    animation: modalSlideIn 0.4s ease-out;
    position: relative;
    overflow: hidden;
}

@keyframes modalSlideIn {
    from { 
        transform: translateY(-50px);
        opacity: 0;
    }
    to { 
        transform: translateY(0);
        opacity: 1;
    }
}

.shiritori100-container .modal-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 25px;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.shiritori100-container .winner-announcement {
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4, #45b7d1, #96ceb4);
    background-size: 400% 400%;
    animation: winnerZoom 1s ease-out, gradientShift 3s ease-in-out infinite 1s;
    padding: 35px;
    border-radius: 20px;
    margin-bottom: 30px;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
}

@keyframes winnerZoom {
    0% { transform: scale(0.3); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

.shiritori100-container .score-board {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 25px;
    margin-top: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.shiritori100-container .score-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    margin: 10px 0;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.shiritori100-container .score-item.winner {
    background: linear-gradient(45deg, #4ecdc4, #44a08d);
    box-shadow: 0 0 25px rgba(78, 205, 196, 0.6);
    animation: scoreWinner 2s ease-in-out infinite;
    transform: scale(1.02);
}

@keyframes scoreWinner {
    0%, 100% { transform: scale(1.02); }
    50% { transform: scale(1.05); }
}

.shiritori100-container .score-name {
    font-size: 20px;
    font-weight: 700;
}

.shiritori100-container .score-points {
    font-size: 24px;
    font-weight: 800;
    color: #4ecdc4;
    text-shadow: 0 0 10px rgba(78, 205, 196, 0.5);
}

.shiritori100-container .score-item.winner .score-points {
    color: white;
}

.shiritori100-container .shuffle-notification {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
    padding: 35px 45px;
    border-radius: 25px;
    font-size: 26px;
    font-weight: 800;
    color: white;
    z-index: 1001;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
    animation: shuffleAppear 0.6s ease-out;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

@keyframes shuffleAppear {
    from { 
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.3) rotate(-10deg);
    }
    to { 
        opacity: 1;
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
    }
}

/* サイドバーのスクロールバーカスタム */
.shiritori100-container .player-setup::-webkit-scrollbar,
.shiritori100-container .player-list-container::-webkit-scrollbar,
.shiritori100-container .history-list::-webkit-scrollbar {
    width: 8px;
}

.shiritori100-container .player-setup::-webkit-scrollbar-track,
.shiritori100-container .player-list-container::-webkit-scrollbar-track,
.shiritori100-container .history-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.shiritori100-container .player-setup::-webkit-scrollbar-thumb,
.shiritori100-container .player-list-container::-webkit-scrollbar-thumb,
.shiritori100-container .history-list::-webkit-scrollbar-thumb {
    background: rgba(78, 205, 196, 0.6);
    border-radius: 4px;
}

.shiritori100-container .player-setup::-webkit-scrollbar-thumb:hover,
.shiritori100-container .player-list-container::-webkit-scrollbar-thumb:hover,
.shiritori100-container .history-list::-webkit-scrollbar-thumb:hover {
    background: rgba(78, 205, 196, 0.8);
}

/* レスポンシブ */
@media (max-width: 1024px) {
    .shiritori100-container .game-main {
        flex-direction: column;
        gap: 10px;
    }
    
    .shiritori100-container .players-panel,
    .shiritori100-container .history-panel {
        min-width: auto;
        flex: none;
        height: 200px;
    }
    
    .shiritori100-container .player-list {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 8px;
    }

    .shiritori100-container .game-container {
        padding: 5px;
    }

    .shiritori100-container .game-controls {
        flex-direction: column;
    }

    .shiritori100-container .game-controls .btn {
        min-width: auto;
    }
}

@media (max-width: 768px) {
    .shiritori100-container .player-count {
        justify-content: center;
        gap: 6px;
        padding: 10px;
        flex-wrap: wrap;
    }

    .shiritori100-container .player-count label {
        font-size: 12px;
    }

    .shiritori100-container .player-count input {
        width: 50px;
        padding: 6px 8px;
        font-size: 12px;
    }

    .shiritori100-container .player-count .btn {
        padding: 6px 12px;
        font-size: 11px;
    }

    .shiritori100-container .game-controls {
        width: 100%;
    }

    .shiritori100-container .game-controls .btn {
        width: 100%;
        padding: 8px 12px;
        font-size: 12px;
    }

    .shiritori100-container .player-list {
        grid-template-columns: 1fr;
    }

    .shiritori100-container .char-counter {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .shiritori100-container .timer {
        font-size: clamp(1.5rem, 8vw, 2rem);
    }

    .shiritori100-container .input-field {
        font-size: 16px;
        padding: 12px 16px;
    }

    .shiritori100-container .modal-content {
        margin: 5% auto;
        padding: 20px;
    }

    .shiritori100-container .modal-title {
        font-size: 1.5rem;
    }

    .shiritori100-container .game-title {
        font-size: clamp(1.5rem, 8vw, 2rem);
        margin: 5px 0;
    }
}

/* アクセシビリティ */
@media (prefers-reduced-motion: reduce) {
    .shiritori100-container *, 
    .shiritori100-container *::before, 
    .shiritori100-container *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* フォーカス表示の改善 */
.shiritori100-container button:focus,
.shiritori100-container input:focus {
    outline: 2px solid #4ecdc4;
    outline-offset: 2px;
}

/* 読み込み状態 */
.shiritori100-container .loading {
    opacity: 0.7;
    pointer-events: none;
}