/* =============================================
   邮箱用户专用样式 v2.0
   增强视觉效果和交互体验
   ============================================= */

/* 增强基础变量 */
:root {
  --surface: linear-gradient(135deg, #f0f4ff 0%, #e8f0fe 25%, #f8fafc 50%, #fff1f2 75%, #fef3e8 100%);
  --surface-overlay: linear-gradient(135deg, rgba(248, 250, 252, 0.85) 0%, rgba(241, 245, 249, 0.92) 100%);
  --card: rgba(255, 255, 255, 0.88);
  --card-hover: rgba(255, 255, 255, 0.96);
  --card-glass: rgba(255, 255, 255, 0.65);
  --card-glass-hover: rgba(255, 255, 255, 0.85);
  --muted: #64748b;
  --muted2: #94a3b8;
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.12);
  --primary-glass: rgba(99, 102, 241, 0.06);
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --danger: #ef4444;
  --danger-hover: #dc2626;
  --success: #10b981;
  --warning: #f59e0b;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --border-glass: rgba(255, 255, 255, 0.25);
  --text: #0f172a;
  --text-light: #334155;
  --text-inverse: #ffffff;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 10px 10px -5px rgba(0, 0, 0, 0.03);
  --shadow-glass: 0 8px 32px rgba(99, 102, 241, 0.12);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --blur-md: blur(16px);
  --blur-lg: blur(24px);
  --blur-xl: blur(32px);
}

/* 暗色模式支持 */
@media (prefers-color-scheme: dark) {
  :root {
    --surface: linear-gradient(135deg, #0f172a 0%, #1e1b4b 25%, #1e293b 50%, #18181b 75%, #1c1917 100%);
    --card: rgba(30, 41, 59, 0.85);
    --card-hover: rgba(30, 41, 59, 0.95);
    --card-glass: rgba(30, 41, 59, 0.6);
    --card-glass-hover: rgba(30, 41, 59, 0.8);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text: #f8fafc;
    --text-light: #e2e8f0;
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
  }
}

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

body {
  font-family: 'SF Pro Display', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--surface);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 邮箱容器布局 */
.mailbox-container {
  flex: 1;
  display: flex;
  max-width: 1200px; /* 与头部对齐 */
  margin: 0 auto;
  padding: 32px;
  gap: 32px;
}

.mailbox-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 邮箱信息卡片 */
.mailbox-info-card {
  background: var(--card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-glass);
}

.mailbox-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 16px;
}

.mailbox-display {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--primary-light);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  flex-wrap: wrap;
}

.mailbox-icon {
  font-size: 20px;
}

.mailbox-address {
  flex: 1;
  min-width: 200px;
  font-family: 'SF Mono', 'Monaco', 'Fira Code', monospace;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  word-break: break-all;
}

.mailbox-actions {
  display: flex;
  gap: 12px;
}

/* 工具栏 */
.mailbox-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.toolbar-left{ display:flex; align-items:center; gap:8px; }
.toolbar-right{ display:flex; align-items:center; gap:8px; }
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;
  font-size:12px;font-weight:600;background:var(--card-glass);border:1px solid var(--border-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}
.chip-unread{ color:var(--primary); background:var(--primary-light); }
.chip-total{ color:var(--text-light); }
.toggle{ 
  display:inline-flex; 
  align-items:center; 
  gap:6px; 
  font-size:12px; 
  color:var(--text-light);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: var(--card-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow);
}
.select-sm{ 
  height:30px; 
  padding:4px 8px; 
  font-size:12px; 
  background: var(--card-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}
.input-sm{ 
  height:30px; 
  padding:4px 10px; 
  font-size:12px; 
  background: var(--card-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}

/* 收件箱卡片 */
.inbox-card {
  background: var(--card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-glass);
  flex: 1;
  min-height: 400px;
}

/* 空状态 */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  text-align: center;
  min-height: 300px;
}

.empty-icon {
  font-size: 64px;
  margin-bottom: 16px;
  opacity: 0.6;
}

.empty-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}

.empty-description {
  font-size: 14px;
  color: var(--muted);
  max-width: 300px;
}

/* 继承必要的通用样式 */
.topbar {
  background: var(--card-glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 0;
  transition: var(--transition);
  box-shadow: var(--shadow-glass);
  position: sticky;
  top: 0;
  z-index: 50;
  width: 100%;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  width: 100%;
  padding: 0 32px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
}

.brand-icon {
  font-size: 28px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.role-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

/* 按钮样式 - 统一模糊效果 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.btn-primary {
  background: rgba(59, 130, 246, 0.9);
  color: white;
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: var(--shadow-glass);
}

.btn-primary:hover {
  background: rgba(37, 99, 235, 0.9);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: var(--card-glass);
  color: var(--text);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-glass);
}

.btn-secondary:hover {
  background: var(--card);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: var(--card-glass);
  color: var(--text);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* 卡片样式 */
.card {
  background: var(--card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow-glass);
  transition: var(--transition);
}

.card h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
}

.card-icon {
  font-size: 24px;
}

/* 列表样式 */
.listcard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.listcard-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}

.retention-hint {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  background: var(--primary-light);
  padding: 4px 10px;
  border-radius: 20px;
  margin-left: 4px;
}

.loading-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top: 2px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* 刷新按钮旋转动画 */
.btn-icon.spinning {
  display: inline-block;
  animation: spin 0.8s linear infinite;
}

/* 邮件列表样式：完全复用首页(app.css)规则，避免覆盖 */

/* 邮件详情样式：完全复用首页(app.css)的 email-meta-inline / email-actions-bar / email-content-area 规则 */

/* 模态框样式 */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

/* 确认框层级更高 */
#confirm-modal {
  z-index: 1100;
}

/* Toast 最高层级 */
.toast-container {
  z-index: 9999 !important;
}

.modal.show {
  display: flex;
}

.modal-card {
  background: var(--card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  max-width: 800px;
  width: 100%;
  max-height: 80vh;
  overflow: hidden;
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.modal-header div {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--text);
}

.modal-icon {
  font-size: 20px;
}

.close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--muted);
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition);
}

.close:hover {
  background: var(--card-glass);
  color: var(--text);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  max-height: calc(80vh - 80px);
}

/* 密码修改提示 */
.password-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(251, 191, 36, 0.08) 100%);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: var(--radius-sm);
  color: #b45309;
  font-size: 14px;
  font-weight: 500;
}

.password-hint .hint-icon {
  font-size: 16px;
}

/* Toast 样式由全局 toast.html 模板提供，无需重复定义 */

/* 表单样式 */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text);
}

.form-group .input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: var(--transition);
  background: var(--card-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.form-group .input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
}

.form-actions .btn {
  min-width: 100px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .mailbox-container {
    padding: 16px;
    gap: 16px;
  }
  
  .mailbox-display {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .mailbox-address {
    min-width: auto;
    text-align: center;
  }
  
  .mailbox-actions {
    justify-content: center;
  }
  
  .email-item {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  
  .email-meta {
    order: 1;
  }
  
  .email-time {
    order: 2;
    text-align: center;
  }
  
  .email-actions {
    order: 3;
    opacity: 1;
    justify-content: center;
  }
  
  .modal-card {
    margin: 0;
    max-height: 100vh;
    border-radius: 0;
  }
}

/* 页面底部 */
#footer-slot {
  margin-top: auto;
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}