* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif;
    overflow-x: hidden; min-height: 100vh;
}
.container {
    position: relative; width: 100%; min-height: 100vh;
    /* 💥 蓝色渐变背景 - 多层次动态效果 */
    background: linear-gradient(135deg, #0066ff 0%, #0088ff 25%, #00aaff 50%, #00ccff 75%, #00ddff 100%);
    background-size: 400% 400%;
    animation: gradientShift 10s ease infinite;
    overflow: hidden;
}
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* 统一的图标基础样式，控制 web-icon.png 的显示尺寸 */
.icon {
  width: 28px;
  height: 28px;
  vertical-align: middle; 
  margin-right: 6px; 
  /* 如果 web-icon.png 是一个高分辨率文件，可以加上： */
  /* object-fit: cover; */
}

.container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(0,102,255,0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(0,204,255,0.3) 0%, transparent 50%);
    animation: pulseOverlay 4s ease-in-out infinite;
    pointer-events: none;
}
@keyframes pulseOverlay {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}
.particle {
    position: absolute; 
    background: rgba(255, 255, 255, 0.3);
    pointer-events: none; 
    animation: float 20s infinite;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}
@keyframes float {
    0%, 100% { transform: translateY(0) translateX(0) scale(1) rotate(0deg); opacity: 0.6; }
    25% { transform: translateY(-120px) translateX(80px) scale(1.5) rotate(90deg); opacity: 1; }
    50% { transform: translateY(-80px) translateX(-80px) scale(0.8) rotate(180deg); opacity: 0.7; }
    75% { transform: translateY(-200px) translateX(50px) scale(1.3) rotate(270deg); opacity: 0.9; }
}
.glow {
    position: absolute; 
    width: 500px; 
    height: 500px; 
    border-radius: 50%;
    filter: blur(150px); 
    opacity: 0.8;
    animation: glow 6s ease-in-out infinite;
}
.glow1 {
    /* 💥 蓝色光晕 */
    background: radial-gradient(circle, rgba(0,136,255,0.6) 0%, transparent 70%);
    top: -100px; left: -100px;
}
.glow2 {
    /* 💥 浅蓝色光晕 */
    background: radial-gradient(circle, rgba(0,204,255,0.6) 0%, transparent 70%);
    bottom: -100px; right: -100px; animation-delay: -4s;
}
@keyframes glow {
    0%, 100% { transform: scale(1) translate(0, 0); }
    50% { transform: scale(1.3) translate(50px, 30px); }
}
.content {
    position: relative; z-index: 10; padding: 20px; min-height: 100vh;
    display: flex; flex-direction: column;
}
.title { text-align: center; margin: 30px 0; animation: fadeInDown 0.8s ease; }
.title h1 {
    color: #1a1a1a; /* 💥 深色标题 */
    font-size: 28px; font-weight: 700;
    text-shadow: 0 2px 10px rgba(255,255,255,0.5); 
    display: flex; align-items: center; justify-content: center; gap: 10px;
}
.title-icon { font-size: 32px; animation: rotate 3s ease-in-out infinite; }
@keyframes rotate { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(10deg); } }
.week-nav {
    display: flex; justify-content: center; gap: 10px; margin: 20px 0;
    animation: fadeInDown 0.8s ease 0.2s both; flex-wrap: wrap;
}
.week-btn {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 25px;
    padding: 12px 20px; 
    color: #1a1a1a; /* 💥 深色按钮文字 */
    font-size: 15px; font-weight: 600;
    cursor: pointer; transition: all 0.3s ease; 
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}
.week-btn:hover {
    background: rgba(255, 255, 255, 0.35); transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}
.week-btn.active {
    background: rgba(255, 255, 255, 0.9); 
    color: #0066ff; /* 💥 激活按钮颜色 - 蓝色 */
    font-weight: 600;
    box-shadow: 0 12px 40px rgba(255, 255, 255, 0.4);
}
.main-card {
    margin: 20px auto 100px; max-width: 700px; width: 100%;
    /* 💥 蓝色玻璃拟态底色 */
    background: rgba(0, 136, 255, 0.15);
    backdrop-filter: blur(20px);
    border-radius: 30px; border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 40px; box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
    animation: fadeInUp 0.8s ease 0.4s both; position: relative; overflow: hidden;
}
.card-shine {
    position: absolute; top: -50%; left: -50%; width: 200%; height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.15), transparent);
    animation: shine 3s infinite;
}
@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}
.empty-state {
    position: relative; z-index: 2; display: flex; flex-direction: column;
    align-items: center; justify-content: center; min-height: 400px;
}
.calendar-icon {
    width: 150px; height: 150px; background: white; border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); display: flex;
    flex-direction: column; overflow: hidden; animation: pulse 2s ease-in-out infinite;
    cursor: pointer; transition: transform 0.3s ease;
}
.calendar-icon:hover { transform: scale(1.1) rotateY(10deg); }
@keyframes pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3); }
    50% { transform: scale(1.05); box-shadow: 0 25px 80px rgba(255, 255, 255, 0.4); }
}
.calendar-header {
    /* 💥 日历头部蓝色渐变 */
    background: linear-gradient(135deg, #0088ff 0%, #0066ff 100%);
    color: white; padding: 12px; text-align: center;
    font-size: 14px; font-weight: 600; letter-spacing: 1px;
}
.calendar-body {
    flex: 1; display: flex; align-items: center; justify-content: center;
    font-size: 56px; font-weight: 700; color: #333;
}
.hint-text { 
    margin-top: 40px; 
    color: #1a1a1a; /* 💥 深色提示文字 */
    font-size: 16px; 
    text-align: center; 
    opacity: 1;
    font-weight: 600;
}
.stats { display: flex; gap: 15px; margin-top: 30px; justify-content: center; flex-wrap: wrap; }
.stat-card {
    background: rgba(255, 255, 255, 0.2); backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 15px;
    padding: 15px 25px; text-align: center; transition: all 0.3s ease; cursor: pointer;
}
.stat-card:hover { background: rgba(255, 255, 255, 0.3); transform: translateY(-5px); }
.stat-number { 
    color: #1a1a1a; /* 💥 深色数字 */
    font-size: 28px; 
    font-weight: 700; 
    margin-bottom: 5px;
}
.stat-label { 
    color: #333333; /* 💥 深色标签 */
    font-size: 12px;
    font-weight: 600;
}
.schedule-content { position: relative; z-index: 2; display: none; }
.schedule-content.active { display: block; animation: fadeIn 0.5s ease; }
.schedule-header { text-align: center; margin-bottom: 30px; }
.schedule-date { color: #1a1a1a; font-size: 24px; font-weight: 600; margin-bottom: 10px; }
.schedule-day { 
    color: #333333; 
    font-size: 16px; 
}
.timeline { position: relative; }
.timeline-item {
    position: relative; padding-left: 40px; margin-bottom: 25px;
    animation: slideInLeft 0.5s ease;
}
@keyframes slideInLeft { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
.timeline-dot {
    position: absolute; left: 0; top: 8px;
    width: 24px; height: 24px;
    /* 💥 时间线圆点蓝色渐变 */
    background: linear-gradient(135deg, #0088ff 0%, #0066ff 100%);
    box-shadow: 0 0 25px rgba(0, 102, 255, 0.8); 
    border-radius: 50%; z-index: 2;
}
.timeline-dot::before {
    content: ''; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
    width: 10px; height: 10px; background: white; border-radius: 50%;
}
.timeline-line {
    position: absolute; left: 11px; top: 32px;
    width: 2px; height: calc(100% + 5px);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.4) 0%, transparent 100%);
}
.timeline-card {
    background: rgba(255, 255, 255, 0.25); 
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 15px;
    padding: 15px 20px;
    transition: all 0.3s ease; cursor: pointer;
}
.timeline-card:hover { background: rgba(255, 255, 255, 0.35); transform: translateX(5px); }
.timeline-time { 
    color: #0066ff; /* 💥 蓝色时间文字 */
    font-size: 14px; 
    font-weight: 700;
    margin-bottom: 8px; 
    display: flex; align-items: center; gap: 5px; 
}
.timeline-title { 
    color: #1a1a1a; /* 💥 深色标题 */
    font-size: 17px; 
    font-weight: 700; 
    margin-bottom: 6px; 
}
.timeline-desc { 
    color: #333333; /* 💥 深色描述 */
    font-size: 14px; 
    line-height: 1.6; 
}
.timeline-tags { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.tag { 
    background: rgba(0, 102, 255, 0.2);
    color: #1a1a1a;
    padding: 4px 12px; border-radius: 12px; font-size: 12px; font-weight: 600; 
}
.fab {
    position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px;
    /* 💥 FAB 按钮蓝色渐变 */
    background: linear-gradient(135deg, #0088ff 0%, #0066ff 100%);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: white; font-size: 24px; cursor: pointer; 
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.6);
    animation: bounce 2s ease-in-out infinite; z-index: 100; border: none; transition: all 0.3s ease;
}
.fab:hover { transform: scale(1.1); }
.fab:active { transform: scale(0.95); }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.music-panel {
    position: fixed; bottom: 100px; right: 30px; width: 280px;
    /* 💥 玻璃拟态效果 - 蓝色半透明背景 */
    background: linear-gradient(135deg, rgba(0, 136, 255, 0.3) 0%, rgba(0, 102, 255, 0.3) 100%);
    backdrop-filter: blur(30px) saturate(180%);
    border-radius: 20px; padding: 20px; 
    box-shadow: 0 15px 50px rgba(0, 102, 255, 0.4), 
                0 0 80px rgba(0, 136, 255, 0.2);
    display: none; z-index: 99; 
    border: 1px solid rgba(255, 255, 255, 0.6);
}
.music-panel.active { display: block; animation: slideUp 0.3s ease; }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.music-info { 
    margin-bottom: 15px; 
    display: flex;
    align-items: center;
    gap: 15px;
}
/* 💥 封面：支持背景图 + 默认图标 */
.music-cover {
    width: 60px; 
    height: 60px; 
    border-radius: 10px; 
    /* 默认蓝色渐变背景 */
    background: linear-gradient(135deg, #0088ff 0%, #0066ff 100%);
    background-size: cover;
    background-position: center;
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.5), 0 0 40px rgba(0, 136, 255, 0.3); 
    flex-shrink: 0; 
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
/* 💥 默认音乐图标 - 当没有背景图时显示 */
.music-cover::after {
    content: '🎵';
    font-size: 26px;
    position: absolute;
    opacity: 1;
    transition: opacity 0.3s ease;
}
/* 💥 当有背景图时隐藏图标 */
.music-cover.has-cover::after {
    opacity: 0;
}
.music-cover:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(0, 102, 255, 0.7), 0 0 60px rgba(0, 136, 255, 0.5);
}
.music-info > div:not(.music-cover) {
    display: flex;
    flex-direction: column;
}
.music-title { 
    font-size: 16px; 
    font-weight: 700; 
    color: #1a1a1a; /* 💥 深色文字 */
    margin-bottom: 0; 
}
.music-artist { 
    font-size: 13px; 
    color: #333333; /* 💥 深色文字 */
}
.music-error { font-size: 11px; color: #0066ff; margin-top: 5px; }
.music-list { max-height: 200px; overflow-y: auto; margin-bottom: 15px; }
.music-item {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px; cursor: pointer; transition: all 0.3s ease; 
    font-size: 14px; 
    color: #1a1a1a; /* 💥 深色文字 */
    padding: 10px; margin-bottom: 5px; 
}
.music-item:hover { 
    background: rgba(255, 255, 255, 0.35); 
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateX(5px); 
    box-shadow: 0 4px 15px rgba(0, 136, 255, 0.3);
}
.music-item.active { 
    /* 💥 强烈的白色高亮效果 */
    background: rgba(255, 255, 255, 0.95); 
    color: #0066ff; 
    border-color: white;
    font-weight: 600;
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4);
}
.close-panel {
    text-align: center; padding: 10px; 
    background: rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 10px; cursor: pointer; 
    color: #1a1a1a; /* 💥 深色文字 */
    font-size: 13px; font-weight: 600;
    transition: all 0.3s ease;
}
.close-panel:hover { 
    background: rgba(255, 255, 255, 0.4); 
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 136, 255, 0.3);
}
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }