/* ============================================
   货代小工具 - 自定义样式
   主题：专业商务蓝
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
  --primary:        #2563eb;
  --primary-dark:   #1d4ed8;
  --primary-light:  #dbeafe;
  --accent:         #0ea5e9;
  --success:        #16a34a;
  --danger:         #dc2626;
  --warning:        #f59e0b;
  --bg-body:        #f1f5f9;
  --bg-card:        #ffffff;
  --text-primary:   #1e293b;
  --text-secondary: #64748b;
  --border-color:   #e2e8f0;
  --shadow-sm:      0 1px 2px rgba(0,0,0,.05);
  --shadow:         0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:      0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.1);
  --shadow-lg:      0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);
  --radius:         .5rem;
  --radius-lg:      .75rem;
  --transition:     .2s ease;
}

/* ---------- 全局 ---------- */
body {
  background-color: var(--bg-body);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  min-height: 100vh;
}

a {
  color: var(--primary);
  transition: color var(--transition);
}
a:hover { color: var(--primary-dark); }

/* ---------- 导航栏 ---------- */
.navbar {
  background-color: var(--bg-card) !important;
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: .6rem 1rem;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary) !important;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.navbar-brand .brand-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
}

.navbar .nav-link {
  color: var(--text-secondary) !important;
  font-weight: 500;
  padding: .5rem 1rem !important;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
  margin: 0 .15rem;
}
.navbar .nav-link:hover {
  color: var(--primary) !important;
  background-color: var(--primary-light);
}
.navbar .nav-link.active {
  color: var(--primary) !important;
  background-color: var(--primary-light);
  font-weight: 600;
}

/* 导航栏右侧用户区域 */
.navbar .user-info {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.navbar .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  font-weight: 600;
}
.navbar .user-name {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-primary);
}
.navbar .btn-logout {
  font-size: .8rem;
  padding: .25rem .75rem;
}

/* ---------- 页面内容区 ---------- */
.page-content {
  padding: 1.5rem 0;
}

/* ---------- 卡片增强 ---------- */
.card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.25rem;
}
.card-header.bg-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
  border-bottom: none;
}
.card-header h5,
.card-header h4 {
  font-weight: 600;
}

.card-body {
  padding: 1.25rem;
}

/* ---------- 表单增强 ---------- */
.form-label {
  font-weight: 500;
  color: var(--text-primary);
  font-size: .875rem;
  margin-bottom: .35rem;
}

.form-control,
.form-select {
  border-color: var(--border-color);
  border-radius: var(--radius);
  padding: .5rem .75rem;
  font-size: .9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus,
.form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 .2rem rgba(37, 99, 235, .15);
}
.form-control.is-invalid {
  border-color: var(--danger);
}

.form-text {
  font-size: .8rem;
  color: var(--text-secondary);
}

/* ---------- 按钮 ---------- */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border: none;
  font-weight: 500;
  padding: .5rem 1.25rem;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.btn-success {
  background: var(--success);
  border: none;
  font-weight: 500;
  border-radius: var(--radius);
}

.btn-danger {
  background: var(--danger);
  border: none;
  font-weight: 500;
  border-radius: var(--radius);
}

.btn-outline-primary {
  color: var(--primary);
  border-color: var(--primary);
  font-weight: 500;
  border-radius: var(--radius);
}
.btn-outline-primary:hover {
  background-color: var(--primary);
  border-color: var(--primary);
}

/* ---------- 导航标签 (pills) ---------- */
.nav-pills {
  border-bottom: 2px solid var(--border-color);
  padding-bottom: .5rem;
}
.nav-pills .nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: .5rem 1rem;
  transition: color var(--transition), background var(--transition);
}
.nav-pills .nav-link.active {
  background-color: transparent;
  color: var(--primary);
  font-weight: 600;
  border-bottom: 2px solid var(--primary);
  margin-bottom: -2px;
}
.nav-pills .nav-link:not(.active):hover {
  color: var(--primary);
  background-color: var(--primary-light);
}

/* ---------- Section Header (带色条标题) ---------- */
.section-header {
  color: #fff;
  background-color: var(--primary);
  border-radius: var(--radius);
  padding: .6rem 1rem;
  font-weight: 600;
  font-size: .95rem;
  margin-bottom: 1rem;
}
.section-header.bg-success  { background-color: var(--success); }
.section-header.bg-danger   { background-color: var(--danger); }
.section-header.bg-warning  { background-color: var(--warning); color: #000; }
.section-header.bg-info     { background-color: var(--accent); }

/* ---------- 登录/注册页面 ---------- */
.auth-wrapper {
  min-height: calc(100vh - 70px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}
.auth-card {
  width: 100%;
  max-width: 440px;
}
.auth-card .card-header {
  text-align: center;
  padding: 1.5rem;
}
.auth-card .card-header h2 {
  font-weight: 700;
  margin: 0;
  color: #fff;
}
.auth-card .card-body {
  padding: 1.75rem;
}
.auth-card .auth-footer {
  text-align: center;
  padding: 1rem;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-body);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ---------- 首页快捷入口 ---------- */
.quick-entry {
  text-decoration: none;
  color: inherit;
  display: block;
}
.quick-entry .card {
  text-align: center;
  padding: 1.5rem 1rem;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  height: 100%;
}
.quick-entry:hover .card {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.quick-entry .entry-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: .75rem;
}
.quick-entry .entry-title {
  font-weight: 600;
  font-size: .95rem;
  margin-bottom: .25rem;
}
.quick-entry .entry-desc {
  font-size: .8rem;
  color: var(--text-secondary);
}

/* ---------- 文件上传区域 ---------- */
.upload-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: border-color var(--transition), background var(--transition);
  cursor: pointer;
}
.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--primary);
  background-color: var(--primary-light);
}
.upload-zone .upload-icon {
  font-size: 2.5rem;
  color: var(--text-secondary);
  margin-bottom: .5rem;
}

/* ---------- 手风琴增强 ---------- */
.accordion-button:not(.collapsed) {
  background-color: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
}
.accordion-button:focus {
  box-shadow: 0 0 0 .2rem rgba(37, 99, 235, .15);
}

/* ---------- 表格 ---------- */
.table-hover tbody tr:hover {
  background-color: var(--primary-light);
}

/* ---------- Toast 通知 ---------- */
.toast-container {
  z-index: 1090;
}

/* ---------- 页面标题 ---------- */
.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  padding-bottom: .75rem;
  border-bottom: 2px solid var(--primary);
  display: inline-block;
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .navbar .user-info .user-name {
    display: none;
  }
  .auth-card {
    max-width: 100%;
  }
}