/* ========== 全局变量与重置 ========== */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --bg: #f5f7fa;
  --card: #ffffff;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --radius: 8px;
  --radius-lg: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
  color: var(--gray-800);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 14px; outline: none; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ========== 布局 ========== */
.app-layout { display: flex; height: 100vh; }
.sidebar {
  width: 220px;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  color: #fff;
  display: flex;
  flex-direction: column;
}
.sidebar-logo {
  padding: 20px 24px;
  font-size: 18px;
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex; align-items: center; gap: 8px;
}
.sidebar-logo .logo-icon {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: bold;
}
.sidebar-nav { flex: 1; padding: 16px 0; overflow-y: auto; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 24px;
  color: #cbd5e1;
  cursor: pointer;
  transition: all 0.15s;
  border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255, 255, 255, 0.05); color: #fff; }
.nav-item.active {
  background: rgba(37, 99, 235, 0.15);
  color: #fff;
  border-left-color: var(--primary);
}
.nav-icon { font-size: 16px; width: 18px; text-align: center; }

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
  color: var(--gray-400);
}
.user-info { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 13px;
}
.user-name { color: #fff; font-size: 14px; }
.user-role { color: var(--gray-400); font-size: 12px; }

.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar {
  height: 56px;
  background: #fff;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px;
  box-shadow: var(--shadow-sm);
}
.topbar-title { font-size: 16px; font-weight: 600; }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.content { flex: 1; overflow: auto; padding: 24px; }

/* ========== 通用组件 ========== */
.btn {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  background: #fff;
  color: var(--gray-700);
  border: 1px solid var(--border);
  display: inline-flex; align-items: center; gap: 6px;
  transition: all 0.15s;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.btn-danger { color: var(--danger); border-color: var(--border); }
.btn-danger:hover { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-ghost { background: transparent; border: 1px solid transparent; }
.btn-ghost:hover { background: var(--gray-100); border-color: transparent; color: var(--gray-700); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.card {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 20px;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.card-title { font-size: 16px; font-weight: 600; }

.form-row { margin-bottom: 16px; }
.form-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--gray-700);
  font-weight: 500;
}
.form-label .required { color: var(--danger); }
.form-control, input[type=text], input[type=password], input[type=email], input[type=number], input[type=tel], input[type=search], select, textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  transition: all 0.15s;
}
.form-control:focus, input:focus, select:focus, textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
textarea { min-height: 80px; resize: vertical; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.table th {
  background: var(--gray-50);
  color: var(--gray-600);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.table tbody tr { transition: background 0.15s; }
.table tbody tr:hover { background: var(--gray-50); }
.table .actions { display: flex; gap: 4px; }

.empty {
  padding: 60px 20px;
  text-align: center;
  color: var(--gray-400);
}
.empty-icon { font-size: 48px; margin-bottom: 12px; opacity: 0.4; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.badge-new { background: #dbeafe; color: #1d4ed8; }
.badge-contacting { background: #fef3c7; color: #b45309; }
.badge-negotiating { background: #fed7aa; color: #c2410c; }
.badge-quoted { background: #e9d5ff; color: #7e22ce; }
.badge-won { background: #d1fae5; color: #047857; }
.badge-lost { background: #fee2e2; color: #b91c1c; }
.badge-high { background: #d1fae5; color: #047857; }
.badge-medium { background: #fef3c7; color: #b45309; }
.badge-low { background: #fee2e2; color: #b91c1c; }
.badge-none { background: var(--gray-200); color: var(--gray-600); }

/* ========== 模态框 ========== */
.modal-mask {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  animation: fadeIn 0.15s;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal {
  background: #fff;
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 800px;
  max-height: 90vh;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.2s;
}
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-large { max-width: 1100px; }
.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-title { font-size: 16px; font-weight: 600; }
.modal-close {
  font-size: 20px;
  color: var(--gray-400);
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 6px;
}
.modal-close:hover { background: var(--gray-100); color: var(--gray-700); }
.modal-body { padding: 20px 24px; overflow-y: auto; flex: 1; }
.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 8px;
}

/* ========== Toast ========== */
#toast-root {
  position: fixed; top: 24px; left: 50%; transform: translateX(-50%);
  z-index: 1000; pointer-events: none;
}
.toast {
  background: var(--gray-800);
  color: #fff;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  margin-bottom: 8px;
  animation: toastIn 0.2s;
  pointer-events: auto;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }
.toast.warning { background: var(--warning); }
@keyframes toastIn { from { transform: translateY(-20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ========== 登录页 ========== */
.login-page {
  height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 50%, #3b82f6 100%);
  position: relative; overflow: hidden;
}
.login-page::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(255,255,255,0.08) 0%, transparent 50%);
}
.login-box {
  background: #fff;
  padding: 40px;
  border-radius: 16px;
  width: 380px;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.login-title { font-size: 22px; font-weight: 600; margin-bottom: 4px; }
.login-subtitle { color: var(--gray-500); font-size: 13px; margin-bottom: 24px; }
.login-tip { margin-top: 16px; font-size: 12px; color: var(--gray-400); text-align: center; }

/* ========== Dashboard ========== */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}
.stat-label { color: var(--gray-500); font-size: 13px; margin-bottom: 8px; }
.stat-value { font-size: 28px; font-weight: 600; color: var(--gray-900); }
.stat-value.success { color: var(--success); }
.stat-value.primary { color: var(--primary); }
.stat-value.warning { color: var(--warning); }
.stat-extra { font-size: 12px; color: var(--gray-400); margin-top: 4px; }

.dashboard-row { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }
@media (max-width: 900px) {
  .dashboard-row { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ========== 客户页 ========== */
.filter-bar {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  margin-bottom: 16px;
}
.filter-bar .form-control, .filter-bar input, .filter-bar select { width: auto; min-width: 140px; }
.view-switch {
  display: inline-flex;
  background: var(--gray-100);
  border-radius: 6px;
  padding: 2px;
}
.view-switch button {
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--gray-600);
}
.view-switch button.active {
  background: #fff;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.map-container {
  height: calc(100vh - 220px);
  min-height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.customer-map-info { padding: 0 4px; }

/* ========== 详情面板 ========== */
.detail-tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.detail-tab {
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--gray-600);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.detail-tab:hover { color: var(--primary); }
.detail-tab.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 500; }
.detail-section { margin-bottom: 20px; }
.detail-section h4 { font-size: 13px; color: var(--gray-500); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }
.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 24px; }
.detail-item { font-size: 13px; }
.detail-label { color: var(--gray-500); margin-bottom: 2px; font-size: 12px; }
.detail-value { color: var(--gray-800); }

.timeline { list-style: none; }
.timeline-item {
  padding: 12px;
  border-left: 2px solid var(--gray-200);
  margin-left: 8px;
  margin-bottom: 12px;
  position: relative;
}
.timeline-item::before {
  content: ''; position: absolute; left: -7px; top: 14px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
.timeline-meta { font-size: 12px; color: var(--gray-500); margin-bottom: 4px; }
.timeline-title { font-weight: 500; margin-bottom: 4px; }
.timeline-content { color: var(--gray-700); white-space: pre-wrap; }

/* ========== 工具栏 ========== */
.toolbar { display: flex; align-items: center; gap: 8px; }

/* 批量操作条 */
.batch-bar {
  position: sticky;
  bottom: 0;
  left: 0;
  right: 0;
  margin-top: 12px;
  padding: 10px 16px;
  background: linear-gradient(180deg, rgba(255,255,255,0.0), var(--surface) 30%);
  border: 1px solid var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 -2px 12px rgba(59,130,246,0.15);
  z-index: 10;
  animation: slideUp .2s ease-out;
}
@keyframes slideUp {
  from { transform: translateY(8px); opacity: 0; }
  to   { transform: translateY(0);   opacity: 1; }
}

/* 列表 checkbox 列 */
.table input[type="checkbox"].row-check,
.table input[type="checkbox"]#checkAll {
  width: 16px; height: 16px; cursor: pointer; accent-color: var(--primary);
}

/* ========== 地址选择器 ========== */
.address-picker { display: flex; gap: 8px; }
.address-picker input { flex: 1; }
.address-picker-map {
  height: 240px; border-radius: 8px; margin-top: 8px;
  border: 1px solid var(--border);
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar-logo span:not(.logo-icon), .nav-item span:not(.nav-icon), .user-info, .sidebar-footer .user-name, .sidebar-footer .user-role { display: none; }
  .nav-item { justify-content: center; padding: 14px 0; }
  .form-grid { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
}