/* 早押しクイズ専用スタイル */

/* ============================================
   共通
============================================ */
.quiz-card {
    background: var(--white);
    border-radius: var(--border-radius-large);
    box-shadow: var(--shadow-large);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

/* section-title / hint / instructions / note は common/css/components.css で定義 */

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: #444;
    margin-bottom: 4px;
}

.form-group input[type="text"] {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 12px;
    border: 1.5px solid #ccc;
    border-radius: var(--border-radius-small);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.form-group input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 96, 100, 0.1);
}

.hint-step {
    background: #fff8e1;
    border-left: 4px solid #f39c12;
    padding: 10px 14px;
    border-radius: var(--border-radius-small);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

.url-box-student {
    border-left: 4px solid var(--primary-color);
    background: rgba(0, 96, 100, 0.05);
}

/* ============================================
   index.php（部屋作成）
============================================ */
.create-btn-wrap {
    text-align: center;
    margin: var(--spacing-xl) 0;
}

.url-box {
    background: var(--gray-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.url-box label {
    font-size: 0.85em;
    font-weight: 700;
    color: var(--gray-darker);
    display: block;
    margin-bottom: 6px;
}

.url-copy-row {
    display: flex;
    gap: 8px;
    align-items: center;
}

.url-copy-row input[type="text"] {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--gray);
    border-radius: var(--border-radius-small);
    font-size: 0.9em;
    background: var(--white);
    color: var(--text-color);
}

/* ============================================
   teacher.php（教員画面）
============================================ */
.winner-area {
    text-align: center;
    padding: var(--spacing-xl);
    min-height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.winner-area .no-winner {
    color: var(--gray-dark);
    font-size: 1.1em;
}

.winner-name {
    font-size: 3em;
    font-weight: 700;
    color: var(--primary-color);
    animation: pop-in 0.3s ease;
}

@keyframes pop-in {
    0%   { transform: scale(0.7); opacity: 0; }
    80%  { transform: scale(1.05); }
    100% { transform: scale(1); opacity: 1; }
}

.ranking-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 1.4em;
}

.ranking-row.rank-1 {
    font-size: 2.2em;
}

.rank-medal {
    font-size: 1em;
}

.rank-name {
    font-weight: 700;
    color: var(--text-color);
}

.ranking-row.rank-1 .rank-name {
    color: var(--primary-color);
}

.winner-label {
    font-size: 0.9em;
    color: var(--gray-darker);
    margin-bottom: 8px;
}

.status-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 700;
}

.status-badge.waiting {
    background: var(--gray-light);
    color: var(--gray-darker);
}

.status-badge.open {
    background: #e8f5e9;
    color: #2e7d32;
}

.teacher-controls {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.player-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.player-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.9em;
    background: var(--gray-light);
    color: var(--text-color);
    transition: var(--transition-smooth);
}

.player-chip.buzzed {
    background: var(--primary-color);
    color: var(--white);
}

.kick-btn {
    background: none;
    border: none;
    color: var(--danger-color);
    margin-left: 8px;
    cursor: pointer;
    font-size: 1.1em;
    padding: 0;
    opacity: 0.5;
    transition: opacity 0.2s;
}
.kick-btn:hover {
    opacity: 1;
}


.player-count {
    font-size: 0.85em;
    color: var(--gray-darker);
    margin-bottom: var(--spacing-sm);
}

/* サスペンスモード：人数表示 */
.suspense-count-num {
    font-size: 5em;
    font-weight: 900;
    color: var(--primary-color);
    line-height: 1;
}

.suspense-count-label {
    font-size: 1.4em;
    color: var(--gray-darker);
    margin-top: 8px;
}

/* 全画面時のサスペンス人数拡大 */
#mainUI:fullscreen .suspense-count-num,
#mainUI:-webkit-full-screen .suspense-count-num {
    font-size: 10em;
}

#mainUI:fullscreen .suspense-count-label,
#mainUI:-webkit-full-screen .suspense-count-label {
    font-size: 2.5em;
}

/* モード切替ボタン */
.btn-mode {
    font-size: 0.85em;
}

/* ============================================
   全画面表示用スタイル
============================================ */
#mainUI:fullscreen {
    background-color: var(--background-color);
    padding: var(--spacing-xl);
    overflow-y: auto;
}
#mainUI:fullscreen > .quiz-card {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg) auto;
}
#mainUI:-webkit-full-screen {
    background-color: var(--background-color);
    padding: var(--spacing-xl);
    overflow-y: auto;
}
#mainUI:-webkit-full-screen > .quiz-card {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg) auto;
}

/* 全画面時のランキング拡大 */
#mainUI:fullscreen .winner-area,
#mainUI:-webkit-full-screen .winner-area {
    min-height: 45vh;
}

#mainUI:fullscreen .no-winner,
#mainUI:-webkit-full-screen .no-winner {
    font-size: 2em;
}

#mainUI:fullscreen .ranking-row,
#mainUI:-webkit-full-screen .ranking-row {
    font-size: 2.5em;
    padding: 12px 0;
}

#mainUI:fullscreen .ranking-row.rank-1,
#mainUI:-webkit-full-screen .ranking-row.rank-1 {
    font-size: 4.5em;
}

/* ============================================
   student.php（生徒画面）
============================================ */
.join-form {
    max-width: 380px;
    margin: var(--spacing-xl) auto;
    text-align: center;
}

.join-form input[type="text"] {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray);
    border-radius: var(--border-radius);
    font-size: 1.1em;
    margin-bottom: var(--spacing-md);
    box-sizing: border-box;
    transition: border-color 0.2s;
}

.join-form input[type="text"]:focus {
    outline: none;
    border-color: var(--primary-color);
}

.buzz-area {
    position: relative;
    display: inline-block;
    padding: 30px;
    border-radius: 50%;
    background: linear-gradient(145deg, #f0f0f0, #d0d0d0);
    box-shadow: 
        inset 0 4px 10px rgba(255,255,255,0.8),
        0 20px 40px rgba(0,0,0,0.2);
    margin: var(--spacing-xl) 0;
}

.buzz-btn {
    width: 220px;
    height: 220px;
    border-radius: 50%;
    border: none;
    font-size: 1.8em;
    font-weight: 900;
    cursor: pointer;
    position: relative;
    outline: none;
    background: radial-gradient(circle at 30% 30%, #ff4b4b, #d31010);
    box-shadow: 
        inset 0 10px 20px rgba(255, 255, 255, 0.4), 
        inset 0 -10px 20px rgba(0, 0, 0, 0.3),
        0 18px 0 #a00000,
        0 25px 30px rgba(0, 0, 0, 0.4);
    color: white;
    text-shadow: 0 2px 4px rgba(0,0,0,0.4);
    transition: all 0.15s cubic-bezier(0.4, 0.0, 0.2, 1);
    transform: translateY(0);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.buzz-btn-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: none;
}

/* Button pushed state */
.buzz-btn:active, .buzz-btn.active:active {
    transform: translateY(14px) !important;
    box-shadow: 
        inset 0 10px 20px rgba(255, 255, 255, 0.4), 
        inset 0 -10px 20px rgba(0, 0, 0, 0.3),
        0 4px 0 #a00000,
        0 8px 10px rgba(0, 0, 0, 0.3) !important;
}

.buzz-btn.disabled {
    background: radial-gradient(circle at 30% 30%, #999, #666);
    box-shadow: 
        inset 0 10px 20px rgba(255, 255, 255, 0.3), 
        inset 0 -10px 20px rgba(0, 0, 0, 0.2),
        0 14px 0 #444,
        0 15px 20px rgba(0, 0, 0, 0.3);
    color: #dedede;
    cursor: not-allowed;
    text-shadow: 0 1px 2px rgba(0,0,0,0.4);
    transform: translateY(4px);
}

.buzz-btn.done {
    background: radial-gradient(circle at 30% 30%, #4CAF50, #2E7D32);
    box-shadow: 
        inset 0 10px 20px rgba(255, 255, 255, 0.3), 
        inset 0 -10px 20px rgba(0, 0, 0, 0.3),
        0 6px 0 #1B5E20,
        0 10px 15px rgba(0, 0, 0, 0.4);
    transform: translateY(12px);
    cursor: default;
}

.buzz-btn.active {
    animation: pulse-buzz 2.5s infinite;
}

@keyframes pulse-buzz {
    0% { box-shadow: inset 0 10px 20px rgba(255,255,255,0.4), inset 0 -10px 20px rgba(0,0,0,0.3), 0 18px 0 #a00000, 0 25px 30px rgba(0,0,0,0.4), 0 0 0 0 rgba(255, 75, 75, 0.5); }
    70% { box-shadow: inset 0 10px 20px rgba(255,255,255,0.4), inset 0 -10px 20px rgba(0,0,0,0.3), 0 18px 0 #a00000, 0 25px 30px rgba(0,0,0,0.4), 0 0 0 45px rgba(255, 75, 75, 0); }
    100% { box-shadow: inset 0 10px 20px rgba(255,255,255,0.4), inset 0 -10px 20px rgba(0,0,0,0.3), 0 18px 0 #a00000, 0 25px 30px rgba(0,0,0,0.4), 0 0 0 0 rgba(255, 75, 75, 0); }
}

.student-status {
    margin-top: var(--spacing-xxl);
    font-size: 1.1em;
    font-weight: 700;
    color: var(--gray-darker);
}

.buzz-rank {
    font-size: 1.1em;
    font-weight: 900;
    line-height: 1.3;
}

/* ============================================
   QRコード用オーバーレイ
============================================ */
.fullscreen-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.fullscreen-overlay.active {
    display: block;
    opacity: 1;
}

.exit-fullscreen-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    color: white;
    border: 2px solid white;
    border-radius: var(--border-radius);
    padding: 10px 20px;
    font-size: 1.2em;
    cursor: pointer;
    transition: background 0.2s;
}

.exit-fullscreen-btn:hover {
    background: rgba(255,255,255,0.2);
}