/* =========================================
   時計ゲーム専用スタイル
   ========================================= */
#game-container {
    max-width: 500px;
    margin: 0 auto;
    user-select: none;
    touch-action: manipulation;
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
}

/* --- 時計本体のエリア --- */
.clock-area {
    position: relative;
    width: 320px;
    /* 分の数字を含めるため少し広めに設定 */
    height: 320px;
    margin: 20px auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.clock-face {
    width: 240px;
    height: 240px;
    border: 10px solid #555;
    border-radius: 50%;
    background: white;
    position: relative;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* 中心点 */
.clock-center {
    position: absolute;
    width: 14px;
    height: 14px;
    background: #333;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

/* 針の共通設定 */
.hand {
    position: absolute;
    bottom: 50%;
    left: 50%;
    transform-origin: bottom center;
    border-radius: 10px;
    z-index: 5;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.hour-hand {
    width: 10px;
    height: 65px;
    background: #2196f3;
    /* 時は青 */
    margin-left: -5px;
}

.minute-hand {
    width: 6px;
    height: 100px;
    background: #ef5350;
    /* 分は赤 */
    margin-left: -3px;
}

/* --- 文字盤の数字配置（CSSで自動計算） --- */
.clock-number,
.minute-number {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    font-weight: bold;
}

/* 時の数字 (1-12) */
.clock-number {
    font-size: 1.4rem;
    color: #333;
}

/* 分の数字 (0-55) */
.minute-number {
    font-size: 0.9rem;
    color: #ef5350;
    /* 長い針と同色 */
}

/* 時の配置ロジック (半径90px) */
.n1 {
    transform: translate(-50%, -50%) rotate(30deg) translateY(-90px) rotate(-30deg);
}

.n2 {
    transform: translate(-50%, -50%) rotate(60deg) translateY(-90px) rotate(-60deg);
}

.n3 {
    transform: translate(-50%, -50%) rotate(90deg) translateY(-90px) rotate(-90deg);
}

.n4 {
    transform: translate(-50%, -50%) rotate(120deg) translateY(-90px) rotate(-120deg);
}

.n5 {
    transform: translate(-50%, -50%) rotate(150deg) translateY(-90px) rotate(-150deg);
}

.n6 {
    transform: translate(-50%, -50%) rotate(180deg) translateY(-90px) rotate(-180deg);
}

.n7 {
    transform: translate(-50%, -50%) rotate(210deg) translateY(-90px) rotate(-210deg);
}

.n8 {
    transform: translate(-50%, -50%) rotate(240deg) translateY(-90px) rotate(-240deg);
}

.n9 {
    transform: translate(-50%, -50%) rotate(270deg) translateY(-90px) rotate(-270deg);
}

.n10 {
    transform: translate(-50%, -50%) rotate(300deg) translateY(-90px) rotate(-300deg);
}

.n11 {
    transform: translate(-50%, -50%) rotate(330deg) translateY(-90px) rotate(-330deg);
}

.n12 {
    transform: translate(-50%, -50%) rotate(0deg) translateY(-90px) rotate(0deg);
}

/* 分の配置ロジック (半径140px / 時計の外側) */
.m0 {
    transform: translate(-50%, -50%) rotate(0deg) translateY(-140px) rotate(0deg);
}

.m5 {
    transform: translate(-50%, -50%) rotate(30deg) translateY(-140px) rotate(-30deg);
}

.m10 {
    transform: translate(-50%, -50%) rotate(60deg) translateY(-140px) rotate(-60deg);
}

.m15 {
    transform: translate(-50%, -50%) rotate(90deg) translateY(-140px) rotate(-90deg);
}

.m20 {
    transform: translate(-50%, -50%) rotate(120deg) translateY(-140px) rotate(-120deg);
}

.m25 {
    transform: translate(-50%, -50%) rotate(150deg) translateY(-140px) rotate(-150deg);
}

.m30 {
    transform: translate(-50%, -50%) rotate(180deg) translateY(-140px) rotate(-180deg);
}

.m35 {
    transform: translate(-50%, -50%) rotate(210deg) translateY(-140px) rotate(-210deg);
}

.m40 {
    transform: translate(-50%, -50%) rotate(240deg) translateY(-140px) rotate(-240deg);
}

.m45 {
    transform: translate(-50%, -50%) rotate(270deg) translateY(-140px) rotate(-270deg);
}

.m50 {
    transform: translate(-50%, -50%) rotate(300deg) translateY(-140px) rotate(-300deg);
}

.m55 {
    transform: translate(-50%, -50%) rotate(330deg) translateY(-140px) rotate(-330deg);
}

/* --- 回答エリア --- */
.answer-zone {
    text-align: center;
    margin-bottom: 20px;
}

.answer-display-board {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: bold;
    background: #fafafa;
    border: 4px solid #eee;
    border-radius: 15px;
    padding: 10px 20px;
    min-width: 220px;
    height: 70px;
}

.ans-unit {
    font-size: 1.5rem;
    margin: 0 5px;
    color: #666;
}

.color-h {
    color: #2196f3;
}

.color-m {
    color: #ef5350;
}

.ans-box.empty {
    color: #bbb;
}

/* --- 選択ボタン --- */
.selector-group {
    margin-bottom: 15px;
    background: #fdfdfd;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid #eee;
}

.selector-title {
    font-weight: bold;
    margin-bottom: 8px;
    font-size: 1.1rem;
    text-align: center;
}

.button-grid {
    display: grid;
    gap: 8px;
}

.grid-hour {
    grid-template-columns: repeat(6, 1fr);
}

.grid-minute {
    grid-template-columns: repeat(2, 1fr);
    max-width: 240px;
    margin: 0 auto;
}

.select-btn {
    padding: 12px 5px;
    font-size: 1.3rem;
    font-weight: bold;
    cursor: pointer;
    border: 2px solid #ddd;
    border-radius: 8px;
    background: #fff;
}

.btn-hour {
    border-color: #bbdefb;
    color: #1976d2;
}

.btn-minute {
    border-color: #ffcdd2;
    color: #d32f2f;
}

.select-btn:active {
    background: #eee;
    transform: translateY(2px);
}

#reset-btn {
    width: 100%;
    padding: 12px;
    margin-top: 20px;
    background: #f0f0f0;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    font-weight: bold;
}