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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

h1 {
    color: #333;
    margin-bottom: 30px;
    font-size: 2.5em;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.clocks-container {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.clock-section, .timer-section {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    min-width: 300px;
}

h2 {
    color: #555;
    margin-bottom: 20px;
    font-size: 1.5em;
    text-align: center;
}

/* 圆形时钟样式 */
.analog-clock {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    position: relative;
}

.clock-face {
    width: 100%;
    height: 100%;
    border: 8px solid #333;
    border-radius: 50%;
    background: linear-gradient(145deg, #f0f0f0, #ffffff);
    position: relative;
    box-shadow: 
        inset 0 0 20px rgba(0, 0, 0, 0.1),
        0 0 20px rgba(0, 0, 0, 0.2);
}

/* 时钟刻度 */
.mark {
    position: absolute;
    width: 4px;
    height: 15px;
    background: #333;
    left: 50%;
    margin-left: -2px;
    transform-origin: 50% 100px;
}

/* 每5秒一个刻度，共12个刻度，每个刻度30度 */
/* 调整指定刻度位置，向指定方向移动指定步长 */
.mark-12 { transform: rotate(28deg); }   /* 5秒位置 - 向逆时针移动0.3秒步长（30度→28度） */
.mark-1 { transform: rotate(55deg); }    /* 10秒位置 - 保持不变 */
.mark-2 { transform: rotate(85deg); }    /* 15秒位置 - 保持不变 */
.mark-3 { transform: rotate(115deg); }   /* 20秒位置 - 保持不变 */
.mark-4 { transform: rotate(145deg); }   /* 25秒位置 - 保持不变 */
.mark-5 { transform: rotate(180deg); }   /* 30秒位置 - 保持不变 */
.mark-6 { transform: rotate(212deg); }   /* 35秒位置 - 调整到212度 */
.mark-7 { transform: rotate(247deg); }   /* 40秒位置 - 调整到247度 */
.mark-8 { transform: rotate(275deg); }   /* 45秒位置 - 保持不变 */
.mark-9 { transform: rotate(305deg); }   /* 50秒位置 - 保持不变 */
.mark-10 { transform: rotate(331deg); }  /* 55秒位置 - 调整到331度 */
.mark-11 { transform: rotate(0deg); }    /* 0秒/60秒位置 - 保持不变 */

/* 时钟指针 */
.hand {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: 50% 0%;
    border-radius: 4px;
    transition: transform 0.1s ease;
}

.hour-hand {
    width: 6px;
    height: 60px;
    background: #333;
    margin-left: -3px;
    margin-top: -60px;
    transform-origin: 50% 100%;
}

.minute-hand {
    width: 4px;
    height: 80px;
    background: #666;
    margin-left: -2px;
    margin-top: -80px;
    transform-origin: 50% 100%;
}

.second-hand {
    width: 2px;
    height: 90px;
    background: #e74c3c;
    margin-left: -1px;
    margin-top: -90px;
    transform-origin: 50% 100%;
}

.center-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #333;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

/* 电子计时器样式 */
.digital-timer {
    background: linear-gradient(145deg, #2c3e50, #34495e);
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.3);
}

.time-display {
    font-family: 'Courier New', monospace;
    font-size: 3em;
    font-weight: bold;
    color: #00ff88;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.5);
    letter-spacing: 5px;
    text-align: center;
}

/* 统一控制按钮样式 */
.unified-controls {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 40px;
}

button {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

#start-clocks {
    background: linear-gradient(145deg, #27ae60, #2ecc71);
    color: white;
}

#stop-clocks {
    background: linear-gradient(145deg, #e74c3c, #c0392b);
    color: white;
}

#reset-clocks {
    background: linear-gradient(145deg, #f39c12, #e67e22);
    color: white;
}

button:active {
    transform: translateY(0);
}

/* 学习题目部分样式 */
.learning-section {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-top: 30px;
}

.question-section {
    margin-bottom: 30px;
}

.question-section h3 {
    color: #2c3e50;
    font-size: 1.3em;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #3498db;
}

.question {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    border-left: 4px solid #3498db;
}

.question p {
    margin-bottom: 10px;
    line-height: 1.6;
}

/* 答案输入框样式 */
.answer-input {
    border: 2px solid #ddd;
    border-radius: 5px;
    padding: 8px 12px;
    font-size: 16px;
    margin: 0 5px;
    transition: all 0.3s ease;
    background: white;
    min-width: 120px; /* 增加最小宽度 */
}

/* 列式框特殊样式 - 更宽的输入框 */
.answer-input[placeholder*="例如"] {
    min-width: 200px; /* 列式框更宽 */
    width: auto;
}

.answer-input[placeholder*="时间格式"] {
    min-width: 150px; /* 时间格式输入框也稍宽一些 */
}

.answer-input[placeholder*="分钟数"] {
    min-width: 100px; /* 数字输入框适中 */
}

.answer-input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.3);
}

.answer-input.correct {
    border-color: #27ae60;
    background-color: #d5f4e6;
}

.answer-input.incorrect {
    border-color: #e74c3c;
    background-color: #fadbd8;
}

/* 检查按钮样式 */
.check-btn {
    background: linear-gradient(145deg, #3498db, #2980b9);
    color: white;
    padding: 8px 16px;
    font-size: 14px;
    margin-top: 10px;
}

/* 古诗框样式 */
.poem-box {
    background: linear-gradient(145deg, #e8f4fd, #d1ecf1);
    border: 2px solid #bee5eb;
    border-radius: 10px;
    padding: 15px;
    margin: 15px 0;
    text-align: center;
}

.poem-box p {
    margin: 5px 0;
}

.poem-box strong {
    color: #2c3e50;
    font-size: 1.1em;
}

.poem-box em {
    color: #7f8c8d;
    font-style: italic;
}

/* 选项样式 */
.options {
    display: flex;
    gap: 20px;
    margin: 15px 0;
    justify-content: center;
}

.options label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 15px;
    background: #f8f9fa;
    border-radius: 8px;
    border: 2px solid #ddd;
    transition: all 0.3s ease;
}

.options label:hover {
    border-color: #3498db;
    background: #e8f4fd;
}

.options input[type="radio"] {
    margin: 0;
}

.options input[type="radio"]:checked + span {
    color: #3498db;
    font-weight: bold;
}

/* 新增题目样式 */
.drawing-task, .walking-task {
    background: #f0f8ff;
    border: 1px solid #b0d4f1;
    border-radius: 8px;
    padding: 15px;
    margin: 10px 0;
}

.exercise-record {
    background: #fff5f5;
    border: 1px solid #fed7d7;
    border-radius: 8px;
    padding: 15px;
    margin: 10px 0;
}

.exercise-record strong {
    color: #e53e3e;
}

.clock-calculation {
    background: #f0fff4;
    border: 1px solid #9ae6b4;
    border-radius: 8px;
    padding: 15px;
    margin: 10px 0;
    font-size: 14px;
    line-height: 1.8;
}

.clock-calculation p {
    margin: 5px 0;
}

/* 演示按钮样式 */
.demo-btn {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    border: none;
    padding: 8px 16px;
    margin-left: 10px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.demo-btn:hover {
    background: linear-gradient(135deg, #45a049, #4CAF50);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

/* 演示容器样式 */
.demo-container {
    margin-top: 20px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    border-radius: 15px;
    border: 2px solid #dee2e6;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.demo-container h4 {
    color: #2c3e50;
    margin-bottom: 15px;
    text-align: center;
    font-size: 18px;
}

/* 演示内容样式 */
.demo-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

/* 计数器区域样式 */
.counter-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.counter-display {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #fff, #f8f9fa);
    border: 3px solid #007bff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
    color: #007bff;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.counter-display.highlight {
    background: linear-gradient(135deg, #ffeb3b, #ffc107);
    border-color: #ff9800;
    color: #e65100;
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(255, 152, 0, 0.3);
}

.counter-labels {
    font-size: 14px;
    color: #6c757d;
    font-weight: 500;
}

/* 演示控制按钮样式 */
.demo-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 15px;
}

.demo-controls button {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.demo-controls button:hover {
    background: linear-gradient(135deg, #0056b3, #007bff);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

/* 解释文本样式 */
.explanation {
    background: white;
    padding: 15px;
    border-radius: 10px;
    border-left: 4px solid #28a745;
    margin-top: 15px;
}

.explanation p {
    margin: 0;
    color: #495057;
    font-size: 14px;
    line-height: 1.5;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .clocks-container {
        flex-direction: column;
        gap: 20px;
    }
    
    .clock-section, .timer-section {
        min-width: 280px;
    }
    
    .time-display {
        font-size: 2.5em;
    }
    
    .analog-clock {
        width: 180px;
        height: 180px;
    }
    
    .mark {
        height: 12px;
        transform-origin: 50% 90px;
    }
    
    .hour-hand {
        height: 50px;
    }
    
    .minute-hand {
        height: 70px;
    }
    
    .second-hand {
        height: 80px;
    }
    
    .unified-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .options {
        flex-direction: column;
        align-items: center;
    }
    
    .answer-input {
        width: 60px;
        font-size: 14px;
    }
    
    .clock-calculation {
        font-size: 12px;
    }
    
    .clock-calculation .answer-input {
        width: 50px;
        font-size: 12px;
    }

    .demo-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .counter-display {
        width: 60px;
        height: 60px;
        font-size: 24px;
    }
    
    .demo-controls {
        flex-direction: column;
        align-items: center;
    }
    
    .demo-controls button {
        width: 120px;
    }
} 

/* 60进制演示特殊样式 */
.counter-display.carry-highlight {
    background: linear-gradient(135deg, #ff4444, #cc0000);
    border-color: #ff0000;
    color: white;
    transform: scale(1.15);
    box-shadow: 0 8px 16px rgba(255, 0, 0, 0.4);
    animation: pulse-red 0.8s ease-in-out;
}

@keyframes pulse-red {
    0% {
        transform: scale(1);
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    }
    50% {
        transform: scale(1.2);
        box-shadow: 0 8px 16px rgba(255, 0, 0, 0.6);
    }
    100% {
        transform: scale(1.15);
        box-shadow: 0 8px 16px rgba(255, 0, 0, 0.4);
    }
}

/* 自动演示按钮特殊样式 */
.demo-controls button:nth-child(2) {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.demo-controls button:nth-child(2):hover {
    background: linear-gradient(135deg, #f7931e, #ff6b35);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.demo-controls button:nth-child(2):disabled {
    background: #cccccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
} 

/* 60进制演示布局样式 */
.demo-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

/* 电子时钟显示样式 */
.digital-clock-display {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    border-radius: 15px;
    padding: 20px;
    min-width: 200px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.clock-title {
    color: #ecf0f1;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 10px;
}

.time-format {
    font-family: 'Courier New', monospace;
    font-size: 28px;
    font-weight: bold;
    color: #00ff00;
    text-shadow: 0 0 10px rgba(0, 255, 0, 0.5);
    background: rgba(0, 0, 0, 0.3);
    padding: 10px 15px;
    border-radius: 8px;
    border: 2px solid #00ff00;
}

.time-format span {
    display: inline-block;
    min-width: 40px;
    text-align: center;
}

/* 响应式设计调整 */
@media (max-width: 768px) {
    .demo-layout {
        flex-direction: column;
        gap: 20px;
    }
    
    .digital-clock-display {
        min-width: 180px;
    }
    
    .time-format {
        font-size: 24px;
    }
    
    .time-format span {
        min-width: 35px;
    }
} 

/* 按钮组样式 */
.button-group {
    display: flex;
    gap: 15px;
    margin-top: 15px;
    flex-wrap: wrap;
}

/* 刷新按钮样式 */
.refresh-btn {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.refresh-btn:hover {
    background: linear-gradient(135deg, #f7931e, #ff6b35);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

.refresh-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* 响应式按钮组 */
@media (max-width: 768px) {
    .button-group {
        flex-direction: column;
        align-items: center;
    }
    
    .refresh-btn, .check-btn {
        width: 200px;
    }
} 

/* 圆圈输入框样式 */
.circle-input {
    width: 40px;
    height: 40px;
    border: 2px solid #007bff;
    border-radius: 50%;
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    margin: 0 10px;
    padding: 0;
    background: white;
    color: #007bff;
    transition: all 0.3s ease;
    cursor: pointer;
}

.circle-input:focus {
    outline: none;
    border-color: #0056b3;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
    transform: scale(1.1);
}

/* 移除占位符显示 */
.circle-input::placeholder {
    color: transparent;
    font-size: 16px;
}

/* 圆圈输入框正确状态 */
.circle-input.correct {
    border-color: #28a745;
    background-color: #28a745;
    color: white;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.25);
}

/* 圆圈输入框错误状态 */
.circle-input.incorrect {
    border-color: #dc3545;
    background-color: #dc3545;
    color: white;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.25);
}

/* 圆圈输入框悬停效果 */
.circle-input:hover {
    border-color: #0056b3;
    transform: scale(1.05);
}

/* 响应式圆圈输入框 */
@media (max-width: 768px) {
    .circle-input {
        width: 35px;
        height: 35px;
        font-size: 16px;
        margin: 0 8px;
    }
    
    .circle-input::placeholder {
        font-size: 14px;
    }
} 

/* 鲜花下落效果 */
#flower-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.flower {
    position: absolute;
    width: 30px;
    height: 30px;
    background: radial-gradient(circle, #ff69b4, #ff1493);
    border-radius: 50%;
    animation: flowerFall 3s linear forwards;
    opacity: 0.8;
    box-shadow: 0 0 10px rgba(255, 105, 180, 0.5);
}

.flower::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, #ff69b4, #ff1493);
    border-radius: 50%;
    animation: flowerPulse 1s ease-in-out infinite alternate;
}

.flower::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 15px;
    background: linear-gradient(to bottom, #32cd32, #228b22);
    border-radius: 2px;
}

@keyframes flowerFall {
    0% {
        transform: translateY(-50px) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
        opacity: 0;
    }
}

@keyframes flowerPulse {
    0% {
        transform: translateX(-50%) scale(1);
    }
    100% {
        transform: translateX(-50%) scale(1.1);
    }
}

/* 欢呼效果 */
.cheer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255, 215, 0, 0.1), rgba(255, 69, 0, 0.1));
    z-index: 10000;
    pointer-events: none;
    animation: cheerGlow 2s ease-in-out;
}

@keyframes cheerGlow {
    0% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

/* 成功提示 */
.success-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 20px 40px;
    border-radius: 50px;
    font-size: 24px;
    font-weight: bold;
    z-index: 10001;
    animation: successBounce 2s ease-in-out;
    box-shadow: 0 10px 30px rgba(40, 167, 69, 0.3);
}

@keyframes successBounce {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
} 

/* 积分显示系统 */
.score-display {
    position: fixed;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 15px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    z-index: 1000;
    min-width: 200px;
    font-family: 'Arial', sans-serif;
}

.score-display h3 {
    margin: 0 0 10px 0;
    font-size: 16px;
    text-align: center;
    color: #ffd700;
}

.total-score {
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 10px;
    color: #ffd700;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.group-scores {
    font-size: 12px;
    line-height: 1.4;
}

.group-scores div {
    margin: 2px 0;
    padding: 2px 5px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.1);
}

.group-scores div:hover {
    background: rgba(255, 255, 255, 0.2);
    transition: background 0.3s ease;
}

/* 响应式积分显示 */
@media (max-width: 768px) {
    .score-display {
        top: 10px;
        right: 10px;
        left: 10px;
        min-width: auto;
        font-size: 12px;
    }
    
    .score-display h3 {
        font-size: 14px;
    }
    
    .total-score {
        font-size: 16px;
    }
    
    .group-scores {
        font-size: 10px;
    }
}

/* 时间播客部分样式 */
.podcast-section {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 20px;
    padding: 30px;
    margin: 30px 0;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    color: white;
}

.podcast-section h2 {
    color: #ffd700;
    text-align: center;
    margin-bottom: 20px;
    font-size: 28px;
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

.podcast-content {
    text-align: center;
}

.podcast-content p {
    font-size: 18px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.podcast-link {
    margin: 25px 0;
}

.podcast-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #333;
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

.podcast-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 215, 0, 0.6);
    background: linear-gradient(135deg, #ffed4e, #ffd700);
}

.podcast-button:active {
    transform: translateY(-1px);
}

.podcast-icon {
    font-size: 24px;
    animation: podcastPulse 2s ease-in-out infinite;
}

@keyframes podcastPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

.podcast-text {
    font-weight: bold;
}

.podcast-description {
    font-size: 16px;
    color: #e0e0e0;
    font-style: italic;
    margin-top: 15px;
}

/* 响应式时间播客 */
@media (max-width: 768px) {
    .podcast-section {
        padding: 20px;
        margin: 20px 0;
    }
    
    .podcast-section h2 {
        font-size: 24px;
    }
    
    .podcast-content p {
        font-size: 16px;
    }
    
    .podcast-button {
        padding: 12px 25px;
        font-size: 16px;
        gap: 10px;
    }
    
    .podcast-icon {
        font-size: 20px;
    }
    
    .podcast-description {
        font-size: 14px;
    }
}