/* ===========================================
   轻体计划 - 组件样式
   QINGTI TECH Edition
   =========================================== */

/* ===========================================
   首页 Hero 区域
   =========================================== */

.hero-section {
  text-align: center;
  padding: var(--spacing-xxl) var(--spacing-lg);
  background: linear-gradient(180deg, rgba(0, 245, 212, 0.1) 0%, transparent 100%);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-lg);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 245, 212, 0.1);
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 245, 212, 0.05) 0%, transparent 50%);
  animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 1; }
}

.hero-logo {
  width: 100px;
  height: 100px;
  background: var(--bg-card);
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 48px;
  color: var(--primary-color);
  position: relative;
  z-index: 1;
  box-shadow: 0 0 40px var(--primary-glow), inset 0 0 20px rgba(0, 245, 212, 0.1);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
  position: relative;
  z-index: 1;
  background: linear-gradient(135deg, #FFFFFF 0%, var(--primary-color) 50%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: none;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
  font-weight: 400;
}

.hero-subtitle span {
  color: var(--primary-color);
  font-weight: 600;
}

/* ===========================================
   数据展示卡片
   =========================================== */

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.stat-card:hover {
  border-color: rgba(0, 245, 212, 0.3);
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.1);
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  position: relative;
}

.stat-icon.green {
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.2), rgba(0, 245, 212, 0.05));
  color: var(--primary-color);
  box-shadow: 0 0 20px rgba(0, 245, 212, 0.2);
}

.stat-icon.orange {
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.2), rgba(255, 107, 157, 0.05));
  color: var(--accent-color);
  box-shadow: 0 0 20px rgba(255, 107, 157, 0.2);
}

.stat-icon.blue {
  background: linear-gradient(135deg, rgba(155, 93, 229, 0.2), rgba(155, 93, 229, 0.05));
  color: var(--energy-color);
  box-shadow: 0 0 20px rgba(155, 93, 229, 0.2);
}

.stat-content {
  flex: 1;
}

.stat-label {
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
}

.stat-value .stat-unit {
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
}

/* ===========================================
   功能入口 - 科技网格
   =========================================== */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.feature-item {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.feature-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.feature-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 245, 212, 0.3);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 245, 212, 0.1);
}

.feature-item:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: var(--spacing-sm);
  display: block;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.2));
}

.feature-title {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.feature-desc {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  font-weight: 400;
}

/* ===========================================
   运动计划卡片
   =========================================== */

.plan-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  transition: all var(--transition-normal);
}

.plan-card:hover {
  border-color: rgba(0, 245, 212, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.plan-card-header {
  padding: var(--spacing-md) var(--spacing-lg);
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.15), rgba(0, 245, 212, 0.05));
  border-bottom: 1px solid rgba(0, 245, 212, 0.1);
  position: relative;
}

.plan-card-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-glow), transparent);
}

.plan-card-day {
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  color: var(--primary-color);
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.8;
}

.plan-card-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.plan-card-content {
  padding: var(--spacing-md);
}

.plan-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--bg-glass-border);
  transition: all var(--transition-fast);
}

.plan-item:last-child {
  border-bottom: none;
}

.plan-item:hover {
  padding-left: var(--spacing-sm);
}

.plan-item-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.1), rgba(0, 245, 212, 0.02));
  border: 1px solid rgba(0, 245, 212, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.plan-item:hover .plan-item-icon {
  border-color: var(--primary-color);
  box-shadow: 0 0 15px var(--primary-glow);
}

.plan-item-content {
  flex: 1;
}

.plan-item-title {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.3px;
}

.plan-item-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: 2px;
  font-weight: 400;
}

.plan-item-duration {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  color: var(--primary-color);
  font-weight: 600;
  white-space: nowrap;
  padding: 4px 12px;
  background: rgba(0, 245, 212, 0.1);
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 245, 212, 0.2);
}

/* ===========================================
   打卡组件
   =========================================== */

.checkin-btn {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--bg-dark);
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 700;
  letter-spacing: 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  transition: all var(--transition-normal);
  box-shadow: 0 8px 40px var(--primary-glow);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border: none;
}

.checkin-btn::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.checkin-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 50px var(--primary-glow);
}

.checkin-btn:hover::before {
  opacity: 1;
}

.checkin-btn.completed {
  background: linear-gradient(135deg, #4CAF50, #2E7D32);
  box-shadow: 0 8px 40px rgba(76, 175, 80, 0.4);
}

.checkin-btn-icon {
  font-size: 36px;
  font-weight: 700;
}

.checkin-btn span:last-child {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===========================================
   记录列表
   =========================================== */

.record-list {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.record-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--bg-glass-border);
  transition: all var(--transition-fast);
}

.record-item:last-child {
  border-bottom: none;
}

.record-item:hover {
  background: rgba(0, 245, 212, 0.02);
}

.record-date {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.1), rgba(0, 245, 212, 0.02));
  border: 1px solid rgba(0, 245, 212, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.record-date-month {
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  color: var(--primary-color);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.record-date-day {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.record-content {
  flex: 1;
}

.record-title {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.3px;
}

.record-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-top: 2px;
}

.record-status {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.record-status.done {
  background: rgba(76, 175, 80, 0.15);
  color: #4CAF50;
  border: 1px solid rgba(76, 175, 80, 0.3);
}

.record-status.partial {
  background: rgba(255, 152, 0, 0.15);
  color: #FF9800;
  border: 1px solid rgba(255, 152, 0, 0.3);
}

/* ===========================================
   底部导航 - 玻璃拟态
   =========================================== */

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10, 14, 23, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  justify-content: space-around;
  padding: var(--spacing-sm) 0;
  box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.5);
  z-index: 100;
  border-top: 1px solid var(--bg-glass-border);
}

.nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: var(--spacing-sm);
  color: var(--text-muted);
  text-decoration: none;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 40px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 0 0 3px 3px;
  transition: transform var(--transition-fast);
}

.nav-item.active {
  color: var(--primary-color);
}

.nav-item.active::before {
  transform: translateX(-50%) scaleX(1);
}

.nav-item:hover {
  color: var(--text-secondary);
}

.nav-item-icon {
  font-size: 24px;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.1));
  transition: all var(--transition-fast);
}

.nav-item.active .nav-item-icon {
  filter: drop-shadow(0 0 12px var(--primary-glow));
  transform: translateY(-2px);
}

.nav-item-text {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ===========================================
   进度图表区域
   =========================================== */

.chart-container {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.chart-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary-glow), transparent);
}

.chart-title {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.5px;
}

.chart-placeholder {
  height: 200px;
  background: linear-gradient(180deg, rgba(0, 245, 212, 0.05), transparent);
  border: 1px dashed var(--bg-glass-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  letter-spacing: 1px;
}

/* ===========================================
   结果展示卡片
   =========================================== */

.result-card {
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.15), rgba(155, 93, 229, 0.1));
  border: 1px solid rgba(0, 245, 212, 0.3);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.result-card::before {
  content: '';
  position: absolute;
  top: -100%;
  left: -100%;
  width: 300%;
  height: 300%;
  background: radial-gradient(circle, rgba(0, 245, 212, 0.1) 0%, transparent 50%);
  animation: rotate-glow 8s linear infinite;
}

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

.result-value {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  color: var(--primary-color);
  text-shadow: 0 0 30px var(--primary-glow);
  position: relative;
  z-index: 1;
}

.result-label {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  color: var(--text-secondary);
  margin-top: var(--spacing-sm);
  letter-spacing: 2px;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.result-range {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--bg-glass-border);
  position: relative;
  z-index: 1;
}

/* ===========================================
   设置页面
   =========================================== */

.setting-list {
  background: var(--bg-card);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--bg-glass-border);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.setting-item:last-child {
  border-bottom: none;
}

.setting-item:hover {
  background: rgba(0, 245, 212, 0.02);
}

.setting-item-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.setting-item-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.1), rgba(0, 245, 212, 0.02));
  border: 1px solid rgba(0, 245, 212, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.setting-item-text {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  color: var(--text-primary);
  letter-spacing: 0.3px;
}

.setting-item-arrow {
  color: var(--text-muted);
  font-size: 18px;
  transition: all var(--transition-fast);
}

.setting-item:hover .setting-item-arrow {
  color: var(--primary-color);
  transform: translateX(4px);
}

/* ===========================================
   动画效果
   =========================================== */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px var(--primary-glow); }
  50% { box-shadow: 0 0 40px var(--primary-glow), 0 0 60px rgba(0, 245, 212, 0.2); }
}

.animate-fade-in {
  animation: fadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-scale-in {
  animation: scaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

.animate-glow {
  animation: glow-pulse 2s ease-in-out infinite;
}

/* 交错动画 */
.stagger-1 { animation-delay: 0.1s; opacity: 0; }
.stagger-2 { animation-delay: 0.2s; opacity: 0; }
.stagger-3 { animation-delay: 0.3s; opacity: 0; }
.stagger-4 { animation-delay: 0.4s; opacity: 0; }
.stagger-5 { animation-delay: 0.5s; opacity: 0; }

/* 打卡成功动画 */
.checkin-success {
  animation: scaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.checkin-success::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 48px;
  color: white;
  font-weight: 700;
}

/* ===========================================
   响应式适配
   =========================================== */

/* 平板/桌面端适配 */
@media (min-width: 768px) {
  .hero-title {
    font-size: 48px;
    letter-spacing: 4px;
  }

  .hero-logo {
    width: 100px;
    height: 100px;
    font-size: 48px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .feature-item {
    padding: var(--spacing-xl);
  }

  .card {
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
  }

  .result-value {
    font-size: 72px;
  }

  .stat-card {
    padding: var(--spacing-lg);
  }

  .stat-icon {
    width: 60px;
    height: 60px;
    font-size: 28px;
  }

  .plan-item-icon {
    width: 52px;
    height: 52px;
    font-size: 26px;
  }

  .checkin-btn {
    width: 120px;
    height: 120px;
  }

  .record-item {
    padding: var(--spacing-lg) var(--spacing-xl);
  }

  .bottom-nav {
    max-width: 720px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    border-left: 1px solid var(--bg-glass-border);
    border-right: 1px solid var(--bg-glass-border);
  }
}

/* 手机端适配 */
@media (max-width: 480px) {
  .hero-title {
    font-size: 32px;
    letter-spacing: 2px;
  }

  .hero-logo {
    width: 80px;
    height: 80px;
    font-size: 40px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .feature-item {
    padding: var(--spacing-md);
  }

  .card {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
  }

  .result-value {
    font-size: 48px;
  }

  .stat-card {
    padding: var(--spacing-sm);
  }

  .stat-icon {
    width: 48px;
    height: 48px;
    font-size: 24px;
  }

  .stat-value {
    font-size: var(--font-size-lg);
  }

  .plan-item-icon {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .checkin-btn {
    width: 80px;
    height: 80px;
  }

  .bottom-nav {
    border-radius: 0;
  }
}

/* ===========================================
   滚动条美化
   =========================================== */

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-glass-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 245, 212, 0.3);
}

/* ===========================================
   选中效果
   =========================================== */

::selection {
  background: rgba(0, 245, 212, 0.3);
  color: var(--text-primary);
}

/* 确保内容不被底部导航栏遮挡 */
body {
  padding-bottom: 80px;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 90px;
  }
}