/* ============================================================
   艾神和大喵的窝 - 前台样式 (七彩炫彩卡通风格)
   ============================================================ */

:root {
  /* 七彩主题色 */
  --primary: #ff6b9d;
  --primary-light: #ffb6c1;
  --secondary: #c44dff;
  --accent-orange: #ff9f43;
  --accent-yellow: #feca57;
  --accent-green: #26de81;
  --accent-cyan: #00d2d3;
  --accent-blue: #54a0ff;
  
  /* 彩虹渐变背景 */
  --bg-gradient: linear-gradient(135deg, 
    #ff6b9d 0%, 
    #feca57 20%, 
    #26de81 40%, 
    #00d2d3 60%, 
    #54a0ff 80%, 
    #c44dff 100%
  );
  
  /* iOS毛玻璃 - 更透明更模糊 */
  --glass-bg: rgba(255, 255, 255, 0.35);
  --glass-border: rgba(255, 255, 255, 0.7);
  --glass-shadow: 0 8px 32px rgba(196, 77, 255, 0.15);
  --glass-blur: blur(30px) saturate(200%);
  --glass-inner-shadow: inset 0 0 20px rgba(255, 255, 255, 0.4);
  
  /* 文字颜色 */
  --text-primary: #2d3436;
  --text-secondary: #636e72;
  --text-light: #b2bec3;
  --text-white: #ffffff;
  
  /* 圆角 */
  --radius: 20px;
  --radius-sm: 14px;
  --radius-lg: 28px;
  
  /* 过渡 */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: var(--text-primary);
  min-height: 100vh;
  background: var(--bg-gradient);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 动态背景 */
.bg-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.bg-layer::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: var(--bg-gradient);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* 浮动装饰球 - 七彩炫彩效果 */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.6;
  z-index: -1;
  animation: float 20s ease-in-out infinite;
  pointer-events: none;
}

.bg-orb-1 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, #ff6b9d, #feca57);
  top: -150px;
  right: -100px;
}

.bg-orb-2 {
  width: 400px;
  height: 400px;
  background: linear-gradient(135deg, #26de81, #00d2d3);
  bottom: -100px;
  left: -100px;
  animation-delay: -5s;
}

.bg-orb-3 {
  width: 350px;
  height: 350px;
  background: linear-gradient(135deg, #54a0ff, #c44dff);
  top: 50%;
  left: 55%;
  animation-delay: -10s;
}

/* 额外增加两个光球增强效果 */
.bg-orb-4 {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, #feca57, #ff9f43);
  top: 30%;
  left: -100px;
  animation-delay: -7s;
}

.bg-orb-5 {
  width: 280px;
  height: 280px;
  background: linear-gradient(135deg, #c44dff, #ff6b9d);
  bottom: 20%;
  right: -80px;
  animation-delay: -3s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -50px) scale(1.1); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}

/* 毛玻璃容器 - iOS增强版 */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow), var(--glass-inner-shadow);
  border-radius: var(--radius);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow), var(--glass-inner-shadow);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(255, 107, 129, 0.15), var(--glass-inner-shadow);
  background: rgba(255, 255, 255, 0.35);
  border-color: rgba(255, 255, 255, 0.8);
}

/* ============================================================
   导航栏 - 七彩透明风格
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(30px) saturate(200%);
  -webkit-backdrop-filter: blur(30px) saturate(200%);
  border-bottom: 2px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 4px 20px rgba(196, 77, 255, 0.1);
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.2rem;
  background: linear-gradient(135deg, #ff6b9d, #c44dff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-brand img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
}

.navbar-menu {
  display: flex;
  gap: 8px;
  list-style: none;
  flex-wrap: wrap;
}

.navbar-menu a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 25px;
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid transparent;
}

.navbar-menu a:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.navbar-menu a.active {
  background: linear-gradient(135deg, #ff6b9d, #c44dff);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(255, 107, 157, 0.4);
}

.navbar-menu img {
  width: 20px;
  height: 20px;
  border-radius: 50%;
}

/* ============================================================
   头部区域 - 七彩卡片风格
   ============================================================ */
.header-section {
  max-width: 1200px;
  margin: 30px auto;
  padding: 0 20px;
}

.couple-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 50px 40px;
  text-align: center;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(30px) saturate(200%);
  -webkit-backdrop-filter: blur(30px) saturate(200%);
  border: 2px solid rgba(255, 255, 255, 0.7);
  border-radius: 30px;
  box-shadow: 0 10px 40px rgba(196, 77, 255, 0.15), inset 0 0 30px rgba(255, 255, 255, 0.4);
}

.couple-avatars {
  display: flex;
  align-items: center;
  gap: 30px;
}

.couple-avatar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.couple-avatar img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: 4px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.couple-avatar .name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  text-shadow: 0 2px 4px rgba(255, 255, 255, 0.5);
}

.heart-icon {
  font-size: 2.5rem;
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.together-days {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.together-days .number {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ff6b9d, #feca57, #26de81, #00d2d3, #54a0ff, #c44dff);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientText 5s ease infinite;
}

@keyframes gradientText {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  font-style: italic;
}

/* ============================================================
   内容区域
   ============================================================ */
.content-section {
  max-width: 1200px;
  margin: 0 auto 40px;
  padding: 0 20px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
}

.section-title img {
  width: 28px;
  height: 28px;
}

/* ============================================================
   内容区域 - 七彩卡片网格
   ============================================================ */
.content-section {
  max-width: 1200px;
  margin: 0 auto 40px;
  padding: 0 20px;
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
}

.section-title img {
  width: 28px;
  height: 28px;
}

/* 分类Tab切换 */
.section-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.section-tab {
  padding: 10px 24px;
  border-radius: 30px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  background: rgba(255, 255, 255, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.6);
  color: var(--text-primary);
  text-decoration: none;
}

.section-tab:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: translateY(-2px);
}

.section-tab.active {
  background: linear-gradient(135deg, #ff6b9d, #c44dff);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(255, 107, 157, 0.4);
}

.section-tab.tab-diary.active {
  background: linear-gradient(135deg, #54a0ff, #00d2d3);
  box-shadow: 0 4px 20px rgba(84, 160, 255, 0.4);
}

.section-tab.tab-photo.active {
  background: linear-gradient(135deg, #ff6b9d, #ff9f43);
  box-shadow: 0 4px 20px rgba(255, 107, 157, 0.4);
}

/* 卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.diary-card, .photo-card {
  cursor: pointer;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(30px) saturate(200%);
  -webkit-backdrop-filter: blur(30px) saturate(200%);
  border: 2px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 8px 32px rgba(196, 77, 255, 0.1), inset 0 0 20px rgba(255, 255, 255, 0.3);
  border-radius: 24px;
  transition: var(--transition);
}

.diary-card:hover, .photo-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 16px 48px rgba(196, 77, 255, 0.2), inset 0 0 25px rgba(255, 255, 255, 0.4);
  border-color: rgba(255, 255, 255, 0.9);
}

.card-cover {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  transition: var(--transition);
}

.diary-card:hover .card-cover,
.photo-card:hover .card-cover {
  transform: scale(1.05);
}

.card-body {
  padding: 16px;
}

.card-type {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  margin-bottom: 8px;
}

.card-type.diary { background: #ff8fa3; }
.card-type.photo { background: #ff6b81; }
.card-type.music { background: #ff9a9e; }

.card-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-light);
}

.card-meta .author {
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-meta .author img {
  width: 20px;
  height: 20px;
  border-radius: 50%;
}

/* ============================================================
   分页
   ============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 30px;
  flex-wrap: wrap;
}

.pagination a, .pagination span {
  padding: 8px 16px;
  border-radius: 20px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

.pagination a:hover {
  background: var(--primary);
  color: white;
}

.pagination .current {
  background: var(--primary);
  color: white;
}

.pagination .disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ============================================================
   音乐播放器 - iOS毛玻璃增强
   ============================================================ */
.music-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.music-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 4px 16px rgba(255, 107, 129, 0.06), inset 0 0 15px rgba(255, 255, 255, 0.2);
}

.music-item:hover {
  background: rgba(255, 255, 255, 0.4);
  transform: translateX(4px);
}

.music-cover {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
}

.music-info {
  flex: 1;
  min-width: 0;
}

.music-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

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

.music-play-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--primary);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition);
  flex-shrink: 0;
}

.music-play-btn:hover {
  transform: scale(1.1);
  background: #ff5570;
}

.music-play-btn.playing {
  background: #00d2d3;
}

/* ============================================================
   留言区域 - iOS毛玻璃增强
   ============================================================ */
.talk-form {
  padding: 20px;
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(30px) saturate(200%);
  -webkit-backdrop-filter: blur(30px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(255, 107, 129, 0.08), inset 0 0 20px rgba(255, 255, 255, 0.2);
}

.talk-form textarea {
  width: 100%;
  min-height: 80px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  font-size: 0.95rem;
  resize: vertical;
  font-family: inherit;
  color: var(--text-primary);
}

.talk-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: rgba(255, 255, 255, 0.6);
}

.talk-form-row {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.talk-form input {
  padding: 8px 16px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  font-size: 0.9rem;
  color: var(--text-primary);
}

.talk-form input:focus {
  outline: none;
  border-color: var(--primary);
}

.btn-primary {
  padding: 8px 24px;
  border: none;
  border-radius: 20px;
  background: var(--primary);
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary:hover {
  background: #ff5570;
  transform: translateY(-1px);
}

.talk-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.talk-item {
  display: flex;
  gap: 12px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 16px rgba(255, 107, 129, 0.06), inset 0 0 15px rgba(255, 255, 255, 0.2);
}

.talk-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  flex-shrink: 0;
}

.talk-content {
  flex: 1;
}

.talk-nickname {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.talk-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  word-break: break-word;
}

.talk-meta {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 6px;
}

/* ============================================================
   计划列表 - iOS毛玻璃增强
   ============================================================ */
.plan-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.plan-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 16px rgba(255, 107, 129, 0.06), inset 0 0 15px rgba(255, 255, 255, 0.2);
}

.plan-check {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.8rem;
  color: var(--primary);
}

.plan-check.finished {
  background: #00d2d3;
  border-color: #00d2d3;
  color: white;
}

.plan-info {
  flex: 1;
}

.plan-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.plan-title.finished {
  text-decoration: line-through;
  color: var(--text-light);
}

.plan-desc {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 4px;
}

/* ============================================================
   时光线
   ============================================================ */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(255, 107, 129, 0.3);
}

.timeline-item {
  position: relative;
  margin-bottom: 24px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid white;
  box-shadow: 0 2px 6px rgba(255, 107, 129, 0.4);
}

.timeline-date {
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 6px;
}

.timeline-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.timeline-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 0.75rem;
  background: rgba(255, 107, 129, 0.12);
  color: #ff6b81;
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.timeline-location {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 6px;
}

/* ============================================================
   日记详情
   ============================================================ */
.diary-detail {
  padding: 30px;
}

.diary-detail-header {
  text-align: center;
  margin-bottom: 24px;
}

.diary-detail-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.diary-detail-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--text-light);
}

.diary-detail-cover {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.diary-detail-content {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.diary-detail-content img {
  max-width: 100%;
  border-radius: var(--radius-sm);
  margin: 16px 0;
}

.diary-detail-content p {
  margin-bottom: 16px;
}

/* ============================================================
   页脚
   ============================================================ */
.footer {
  text-align: center;
  padding: 30px 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer a {
  color: var(--primary);
  text-decoration: none;
}

/* ============================================================
   返回按钮
   ============================================================ */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 20px;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: var(--transition);
  margin-bottom: 20px;
}

.back-btn:hover {
  background: var(--primary);
  color: white;
}

/* ============================================================
   空状态
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.empty-state .text {
  font-size: 1rem;
}

/* ============================================================
   响应式 - 手机端优化
   ============================================================ */
@media (max-width: 768px) {
  .navbar {
    padding: 10px 12px;
  }
  
  .navbar-brand {
    font-size: 1rem;
  }
  
  .navbar-menu {
    gap: 4px;
    justify-content: space-around;
    width: 100%;
  }
  
  .navbar-menu a {
    padding: 8px 10px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: var(--text-primary);
  }
  
  .navbar-menu a span {
    display: inline !important;
    font-size: 0.75rem;
  }
  
  .navbar-menu a img {
    width: 22px;
    height: 22px;
  }
  
  .navbar-menu a:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: var(--primary);
  }
  
  .navbar-menu a.active {
    background: linear-gradient(135deg, #ff6b9d, #c44dff);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(255, 107, 157, 0.5);
  }
  
  .couple-avatars {
    gap: 15px;
  }
  
  .couple-avatar img {
    width: 55px;
    height: 55px;
  }
  
  .couple-avatar .name {
    font-size: 0.9rem;
  }
  
  .heart-icon {
    font-size: 1.8rem;
  }
  
  .together-days .number {
    font-size: 2.2rem;
  }
  
  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
  }
  
  .diary-detail-title {
    font-size: 1.4rem;
  }
  
  .section-tabs {
    gap: 8px;
  }
  
  .section-tab {
    padding: 8px 16px;
    font-size: 0.85rem;
  }
}

/* 模态框 - iOS增强毛玻璃 */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(40px) saturate(200%);
  -webkit-backdrop-filter: blur(40px) saturate(200%);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), inset 0 0 40px rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  padding: 30px;
  max-width: 90%;
  max-height: 90%;
  overflow: auto;
}

.modal img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-sm);
}

/* ============================================================
   背景音乐播放器 - 仿网易云风格
   ============================================================ */
.music-player {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 50px;
  padding: 10px 15px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.8);
  transition: var(--transition);
}

.music-player:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.player-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.player-disc {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: linear-gradient(135deg, #333, #1a1a1a);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.player-disc::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: conic-gradient(from 0deg, #ff6b9d, #feca57, #26de81, #00d2d3, #54a0ff, #c44dff, #ff6b9d);
  animation: none;
  z-index: -1;
}

.player-disc.playing::before {
  animation: spinDisc 20s linear infinite;
}

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

.disc-center {
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: #ff6b9d;
  border: 3px solid #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.player-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.player-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.player-status {
  font-size: 0.75rem;
  color: var(--text-light);
}

.player-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.player-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #ff6b9d, #c44dff);
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(255, 107, 157, 0.4);
}

.player-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(255, 107, 157, 0.5);
}

.player-close {
  background: rgba(0, 0, 0, 0.1);
  box-shadow: none;
}

.player-close:hover {
  background: rgba(255, 59, 48, 0.9);
  box-shadow: 0 4px 12px rgba(255, 59, 48, 0.4);
}

/* 播放器手机端适配 */
@media (max-width: 768px) {
  .music-player {
    left: 10px;
    bottom: 10px;
    padding: 8px 12px;
  }
  
  .player-disc {
    width: 40px;
    height: 40px;
  }
  
  .disc-center {
    width: 12px;
    height: 12px;
  }
  
  .player-info {
    display: none;
  }
  
  .player-btn {
    width: 32px;
    height: 32px;
  }
}