/* 随机点名模块样式 */
:root {
    --primary-color: #4caf50;
    --secondary-color: #2196f3;
    --accent-color: #ff9800;
    --error-color: #f44336;
    --background-color: #f5f5f5;
    --card-background: #ffffff;
    --border-color: #e0e0e0;
    --text-color: #333333;
    --light-text: #757575;
    --animation-duration: 0.3s;
}

/* 班级选择区域 */
.class-selection {
    background-color: var(--card-background);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.class-selection label {
    margin-right: 10px;
    font-weight: bold;
}

.class-selection select {
    padding: 8px 12px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    min-width: 200px;
}

/* 设置区域 */
.picker-settings {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    background-color: var(--card-background);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.settings-group {
    flex: 1;
    min-width: 200px;
}

.settings-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.settings-group select,
.settings-group input {
    width: 100%;
    padding: 8px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.checkbox-group input[type="checkbox"] {
    margin-right: 8px;
    transform: scale(1.2);
}

/* 点名容器 */
.picker-container {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    min-height: 400px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* 点名模式 */
.picker-mode {
    display: none;
    padding: 20px;
    flex: 1;
    align-items: center;
    justify-content: center;
}

.picker-mode.active {
    display: flex;
}

/* 简单结果显示 */
.simple-result {
    width: 100%;
    text-align: center;
}

.result-display {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    border: 3px solid var(--primary-color);
    border-radius: 10px;
    margin: 0 auto;
    max-width: 600px;
    background-color: rgba(76, 175, 80, 0.1);
    transition: all 0.5s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    cursor: pointer;
}

.result-display:hover {
    transform: scale(1.02);
}

.result-display .placeholder {
    color: var(--light-text);
    font-size: 1.2rem;
}

.student-name {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    margin: 10px;
    padding: 10px;
    animation: pulsate 1s ease-in-out infinite alternate;
}

/* 转盘样式 */
.wheel-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    position: relative;
    text-align: center;
}

.name-wheel {
    width: 100%;
    height: 300px;
    border-radius: 50%;
    position: relative;
    margin: 0 auto;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.2);
    transform-origin: center;
    transition: transform 3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.wheel-slice {
    position: absolute;
    width: 50%;
    height: 100%;
    transform-origin: right center;
    overflow: hidden;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding-left: 10px;
    box-sizing: border-box;
    color: white;
    font-weight: bold;
    cursor: pointer;
}

.wheel-slice-content {
    transform: rotate(90deg);
    transform-origin: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
    text-align: center;
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.5);
}

.wheel-pointer {
    position: absolute;
    top: calc(50% - 10px);
    left: -20px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-left: 20px solid var(--accent-color);
    z-index: 10;
}

.wheel-result {
    margin-top: 20px;
    min-height: 60px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-align: center;
}

/* 抽奖球样式 */
.lottery-container {
    width: 100%;
    text-align: center;
}

.lottery-balls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.lottery-ball {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(to bottom right, #ff9800, #ff5722);
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.lottery-ball:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.lottery-ball.selected {
    animation: bounce 0.5s ease infinite alternate;
}

.lottery-ball.drawn {
    background: linear-gradient(to bottom, #4caf50, #2e7d32);
}

.lottery-result {
    min-height: 60px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 20px;
}

/* 翻牌样式 */
.cards-container {
    width: 100%;
    text-align: center;
}

.cards-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.card {
    width: 100px;
    height: 150px;
    position: relative;
    perspective: 1000px;
    cursor: pointer;
}

.card:hover {
    transform: scale(1.05);
}

.card.flipped .card-front {
    transform: rotateY(180deg);
}

.card.flipped .card-back {
    transform: rotateY(0);
}

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    transition: transform 0.6s;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    display: flex;
    justify-content: center;
    align-items: center;
}

.card-front {
    background-color: var(--secondary-color);
    transform: rotateY(0);
    font-size: 2rem;
    color: white;
}

.card-back {
    background-color: var(--primary-color);
    transform: rotateY(180deg);
    padding: 5px;
    color: white;
}

.card-back .student-name {
    font-size: 1rem;
}

.cards-result {
    min-height: 60px;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-top: 20px;
}

/* 历史记录 */
.history-container {
    background-color: var(--card-background);
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.history-container.hidden {
    display: none;
}

.history-container h3 {
    margin-top: 0;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.history-list {
    list-style: none;
    padding: 0;
    max-height: 200px;
    overflow-y: auto;
}

.history-list li {
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
}

.history-list li:last-child {
    border-bottom: none;
}

.history-time {
    color: var(--light-text);
    font-size: 0.85rem;
}

#clearHistory {
    margin-top: 10px;
    background-color: var(--error-color);
    color: white;
}

/* 无班级提示 */
.no-class-message {
    background-color: rgba(244, 67, 54, 0.1);
    border: 2px solid var(--error-color);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    margin-bottom: 20px;
}

.no-class-message.hidden {
    display: none;
}

.message-content {
    max-width: 500px;
    margin: 0 auto;
}

.message-content h3 {
    color: var(--error-color);
}

.message-content p {
    margin-bottom: 15px;
}

.message-content .button {
    display: inline-block;
}

/* 动画效果 */
@keyframes pulsate {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes bounce {
    0% {
        transform: translateY(0) scale(1);
    }
    50% {
        transform: translateY(-10px) scale(1.1);
    }
    100% {
        transform: translateY(0) scale(1);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .picker-settings {
        flex-direction: column;
    }
    
    .wheel-container {
        max-width: 300px;
    }
    
    .lottery-ball {
        width: 50px;
        height: 50px;
        font-size: 1rem;
    }
    
    .card {
        width: 80px;
        height: 120px;
    }
    
    .result-display {
        min-height: 150px;
    }
    
    .student-name {
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .wheel-container {
        max-width: 250px;
    }
    
    .lottery-ball {
        width: 40px;
        height: 40px;
        font-size: 0.8rem;
    }
    
    .card {
        width: 60px;
        height: 90px;
    }
    
    .card-front {
        font-size: 1.5rem;
    }
    
    .card-back .student-name {
        font-size: 0.75rem;
    }
}

/* 全屏模式 */
.picker-container.fullscreen-mode {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    margin: 0;
    border-radius: 0;
    padding: 40px;
    box-sizing: border-box;
    background-color: var(--background-color);
}

.picker-container.fullscreen-mode .wheel-container {
    max-width: 80vmin;
}

.picker-container.fullscreen-mode .result-display {
    max-width: 80%;
}

.picker-container.fullscreen-mode .student-name {
    font-size: 4rem;
}

/* 退出全屏按钮 */
.exit-fullscreen {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--error-color);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 8px 15px;
    font-size: 1rem;
    cursor: pointer;
    display: none;
    z-index: 10000;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.exit-fullscreen:hover {
    background-color: #d32f2f;
    transform: scale(1.05);
}

.picker-container.fullscreen-mode .exit-fullscreen {
    display: block;
}