/* ===== 全局组件样式 ===== */

/* Header */
#main-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.95);
}
.header-inner {
  max-width: var(--max-width); margin: 0 auto;
  height: 100%; display: flex; align-items: center; gap: 24px;
  padding: 0 20px;
}
.logo { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.logo-icon { font-size: 28px; }
.logo-text { font-size: 20px; font-weight: 700; color: var(--color-primary); }
.logo-sub { font-size: 14px; color: var(--color-text-light); }

/* 导航菜单 */
.top-nav { display: flex; align-items: center; gap: 4px; flex: 1; }
.top-nav .nav-item {
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; color: var(--color-text);
  transition: all 0.2s; white-space: nowrap;
}
.top-nav .nav-item:hover { background: var(--color-primary-light); color: var(--color-primary); }
.top-nav .nav-item.active { background: var(--color-primary); color: #fff; }

/* 头部右侧 */
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.city-selector { display: flex; align-items: center; gap: 4px; font-size: 13px; color: var(--color-text-light); cursor: pointer; position: relative; z-index: 100; }
.city-icon { font-size: 16px; }
.city-arrow { font-size: 10px; color: var(--color-text-lighter); }

/* 城市选择弹窗 */
.city-modal { position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 9999; display: flex; align-items: center; justify-content: center; }
.city-modal-box { background: #fff; border-radius: 12px; width: 90%; max-width: 360px; max-height: 70vh; display: flex; flex-direction: column; overflow: hidden; box-shadow: 0 8px 30px rgba(0,0,0,0.2); }
.city-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid #f0f0f0; }
.city-modal-header h3 { font-size: 16px; font-weight: 600; }
.city-modal-close { border: none; background: none; font-size: 20px; cursor: pointer; color: #999; }
.city-list { padding: 12px; overflow-y: auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.city-item { padding: 10px 0; text-align: center; border-radius: 8px; font-size: 14px; cursor: pointer; background: #f5f5f5; transition: all 0.15s; }
.city-item:hover { background: #FFF0E8; color: var(--color-primary); }
.city-item.active { background: var(--color-primary); color: #fff; font-weight: 600; }

/* 按钮 */
.btn {
  padding: 8px 20px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; transition: all 0.2s;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--color-primary); border: 1.5px solid var(--color-primary); }
.btn-outline:hover { background: var(--color-primary-light); }
.btn-block { width: 100%; padding: 12px; font-size: 15px; }

/* 用户已登录 */
.user-logged { position: relative; display: flex; align-items: center; gap: 8px; cursor: pointer; }
.user-avatar { width: 34px; height: 34px; border-radius: 50%; background: var(--color-primary-light); display: flex; align-items: center; justify-content: center; font-size: 18px; }
.user-name { font-size: 14px; font-weight: 500; }
.user-dropdown {
  display: none; position: absolute; top: 100%; right: 0; margin-top: 0;
  /* 用 padding-top 填充空隙：透明区属于元素本身，保证 hover 连续不中断 */
  padding-top: 12px;
  background: var(--color-surface); background-clip: content-box;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg); min-width: 150px; overflow: hidden; z-index: 100;
  pointer-events: none;
}
.user-logged:hover .user-dropdown,
.user-dropdown:hover { display: block; pointer-events: auto; }
.dropdown-item { display: block; padding: 10px 16px; font-size: 14px; transition: background 0.15s; }
.dropdown-item:hover { background: var(--color-bg); color: var(--color-primary); }

/* 弹窗 */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45);
  display: flex; align-items: center; justify-content: center; z-index: 2000;
}
.modal-box {
  background: var(--color-surface); border-radius: var(--radius-lg);
  width: 420px; max-width: 90vw; box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s ease;
}
@keyframes modalIn { from { opacity: 0; transform: translateY(20px) scale(0.96); } to { opacity: 1; transform: none; } }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 0;
}
.modal-header h3 { font-size: 18px; font-weight: 700; }
.modal-close {
  width: 32px; height: 32px; border-radius: 50%; background: var(--color-bg);
  font-size: 16px; color: var(--color-text-light); display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--color-border); }
.modal-body { padding: 20px 24px 24px; }

/* 表单 */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--color-text); }
.form-group input {
  width: 100%; padding: 10px 14px; border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm); font-size: 14px; transition: border-color 0.2s; outline: none;
}
.form-group input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light); }
.form-error { color: var(--color-error); font-size: 13px; margin-bottom: 12px; min-height: 20px; }
.form-switch { text-align: center; font-size: 13px; color: var(--color-text-light); margin-top: 14px; }
.form-switch a { color: var(--color-primary); font-weight: 600; cursor: pointer; }

/* Toast */
.toast {
  position: fixed; top: 80px; left: 50%; transform: translateX(-50%);
  padding: 12px 28px; border-radius: var(--radius-md);
  font-size: 14px; font-weight: 500; z-index: 3000;
  animation: toastIn 0.3s ease;
  box-shadow: var(--shadow-lg);
}
.toast.success { background: var(--color-success); color: #fff; }
.toast.error { background: var(--color-error); color: #fff; }
.toast.info { background: var(--color-secondary); color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateX(-50%) translateY(-10px); } to { opacity: 1; transform: translateX(-50%) translateY(0); } }

/* 页脚 */
#main-footer { background: var(--color-surface); border-top: 1px solid var(--color-border); margin-top: 60px; }
.footer-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 40px 20px;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
}
.footer-col h4 { font-size: 15px; font-weight: 700; margin-bottom: 14px; }
.footer-col p, .footer-col a { display: block; font-size: 13px; color: var(--color-text-light); margin-bottom: 8px; }
.footer-col a:hover { color: var(--color-primary); }
.footer-bottom { text-align: center; padding: 16px; border-top: 1px solid var(--color-border); font-size: 12px; color: var(--color-text-lighter); }
.footer-bottom .copyright { margin: 0 0 8px; font-size: 12px; color: var(--color-text-lighter); }
.footer-bottom .beian-line { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 6px 16px; }
.footer-bottom .beian-item { font-size: 12px; color: var(--color-text-lighter); line-height: 1.6; }
.footer-bottom .beian-link { color: var(--color-text-lighter); text-decoration: none; transition: color 0.2s; }
.footer-bottom .beian-link:hover { color: var(--color-primary); text-decoration: underline; }
.footer-bottom .police-beian-link { display: inline-flex; align-items: center; gap: 4px; }
.footer-bottom .police-icon { flex-shrink: 0; vertical-align: middle; }

/* ===== 移动端响应式 ===== */
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-bottom { padding: 14px 12px; }
  .footer-bottom .beian-line { gap: 4px 10px; }
  .footer-bottom .beian-item { font-size: 11px; }
  .top-nav { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; }
  .top-nav .nav-item { padding: 6px 10px; font-size: 13px; }

  /* Header 移动端适配 */
  .header-inner { gap: 8px; padding: 0 10px; }
  .logo-text { font-size: 16px; }
  .logo-sub { display: none; }
  .city-selector { display: none; }
  .mobile-dropdown-wrapper { display: none !important; }
  #user-area { display: flex; align-items: center; gap: 6px; flex-wrap: nowrap; }
  .header-actions { gap: 6px; }
  .header-actions .btn { padding: 6px 12px; font-size: 12px; }
  #btn-mobile { font-size: 12px; padding: 6px 10px; }

  /* 防止横向溢出 */
  #main-header { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  body { overflow-x: hidden; }
  #main-content { overflow-x: hidden; }

  /* 表格横向滚动 */
  .data-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; white-space: nowrap; }
  .table-card { overflow-x: auto; }

  /* 弹窗 */
  .modal-box { width: 95vw; max-width: 95vw; }
}

@media (max-width: 480px) {
  .header-inner { gap: 4px; padding: 0 6px; }
  .logo-icon { font-size: 22px; }
  .logo-text { font-size: 14px; }
  .header-actions .btn { padding: 4px 8px; font-size: 11px; }
  .top-nav .nav-item { padding: 4px 8px; font-size: 12px; }
  #btn-mobile { padding: 4px 8px; font-size: 11px; }
}