/* 创小助 布局层 v1.0 — 侧边栏/顶栏/内容区/网格 */
/* 依赖 global_ux.css 的设计令牌变量 */

/* ============================================================
   全局基本样式
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  margin: 0; min-height: 100vh;
}

/* ============================================================
   顶栏
   ============================================================ */
.topbar {
  position: fixed; top: 0; left: 0; right: 0;
  height: 60px; background: white;
  border-bottom: 1px solid var(--color-border);
  z-index: 30;
  display: flex; align-items: center; padding: 0 20px;
  padding-top: env(safe-area-inset-top, 0px);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; max-width: 1440px; margin: 0 auto;
}
.topbar-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 18px; font-weight: 700; color: var(--color-primary);
  text-decoration: none; flex-shrink: 0;
}
.topbar-logo:hover { color: var(--color-primary-dark); }
.topbar-logo .logo-box {
  width: 32px; height: 32px; flex-shrink: 0;
  background: var(--color-primary-gradient);
  color: white; border-radius: 8px; display: flex;
  align-items: center; justify-content: center;
  font-size: 16px; font-weight: 700;
}
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.topbar-left { flex-shrink: 0; display: flex; align-items: center; gap: 12px; }
.user-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--color-primary);
  color: white; display: flex; align-items: center;
  justify-content: center; font-size: 14px; font-weight: 600;
  cursor: pointer; user-select: none;
}

/* ============================================================
   侧边栏
   ============================================================ */
.sidebar {
  position: fixed; top: 60px; left: 0; bottom: 0;
  width: 220px; background: white;
  border-right: 1px solid var(--color-border);
  display: flex; flex-direction: column;
  overflow-y: auto; overflow-x: hidden; z-index: 20;
  transition: transform 0.25s ease, width 0.25s ease;
  scrollbar-width: thin; scrollbar-color: #CBD5E0 transparent;
}
.sidebar.collapsed {
  transform: translateX(-220px);
}
.main-with-sidebar {
  transition: margin-left 0.25s ease;
}
.main-with-sidebar.sidebar-collapsed {
  margin-left: 0;
}
.sidebar-inner { flex: 1; overflow-y: auto; padding: 8px 0; }
.sidebar-section {
  padding: 12px 16px 6px;
  font-size: 12px; font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
}
.sidebar-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px; font-size: 14px; font-weight: 400;
  color: var(--color-text-secondary);
  text-decoration: none; transition: all 0.15s;
  border-left: 3px solid transparent;
}
.sidebar-item:hover { background: var(--color-bg-hover); color: var(--color-primary); }
.sidebar-item.active { background: var(--color-bg-hover); color: var(--color-primary); font-weight: 500; border-left-color: var(--color-primary); }
.sidebar-sub { padding-left: 44px; font-size: 13px; }

/* --- 侧边栏折叠菜单 --- */
.sidebar-item-group {
  display: flex; align-items: center;
}
.sidebar-item-group .sidebar-item {
  flex: 1; min-width: 0;
}
.sidebar-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; flex-shrink: 0;
  background: none; border: none; cursor: pointer;
  color: var(--color-text-muted); font-size: 12px;
  border-radius: 6px; transition: all 0.15s;
  margin-right: 8px; padding: 0;
  font-family: inherit; line-height: 1;
}
.sidebar-toggle:hover {
  background: var(--color-bg-hover); color: var(--color-primary);
}
.sidebar-toggle .toggle-icon {
  display: inline-block; transition: transform 0.2s ease;
  font-size: 10px;
}
.sidebar-sub-group {
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.2s ease;
}
.sidebar-sub-group.collapsed {
  max-height: 0 !important;
  opacity: 0;
}
.sidebar-footer {
  border-top: 1px solid var(--color-border);
  padding: 12px 16px; font-size: 12px; color: var(--color-text-secondary);
}
.sidebar .group-divider { height: 1px; background: var(--color-border); margin: 8px 16px; }

/* ============================================================
   内容区
   ============================================================ */
.main-with-sidebar {
  margin-left: 220px; margin-top: 60px;
  min-height: calc(100vh - 60px);
  padding: 24px 20px;
  max-width: 1200px;
}
.main-full {
  margin-left: 0; margin-top: 60px;
  min-height: calc(100vh - 60px);
  padding: 24px 20px;
}
.main-wide { max-width: 1440px; }
.main-narrow { max-width: 800px; }

/* ============================================================
   实用布局类
   ============================================================ */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-6 { gap: 24px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .sidebar { display: none; transform: none; }
  .sidebar.collapsed { transform: none; }
  .main-with-sidebar { margin-left: 0; margin-top: 60px; }
  .main-with-sidebar.sidebar-collapsed { margin-left: 0; }
  .main-full { margin-top: 60px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .main-with-sidebar, .main-full { padding: 16px; }
}

/* ============================================================
   间距辅助
   ============================================================ */
/* ============================================================
   面包屑导航
   ============================================================ */
.breadcrumb {
 display: flex; align-items: center; gap: 6px;
 font-size: 13px; margin-bottom: 12px; flex-wrap: wrap;
}
.breadcrumb a { color: var(--color-text-secondary); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { color: var(--color-text-muted); font-size: 14px; user-select: none; }
.breadcrumb-current { color: var(--color-text-primary); font-weight: 500; }
.breadcrumb-home a { font-weight: 500; }


.sidebar-overlay {
 display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4);
 z-index: 15;
}
.sidebar-overlay.show { display: block; }
.sidebar.show-mobile { display: flex; }
.mobile-menu-btn { display: none; background: none; border: none; cursor: pointer; padding: 8px; color: var(--color-text-secondary); }
.mobile-menu-btn svg { width: 24px; height: 24px; }

/* ============================================================
   移动端底部Tab导航
   ============================================================ */
.mobile-tabbar {
 display: none; position: fixed; bottom: 0; left: 0; right: 0;
 height: 56px; background: white; border-top: 1px solid var(--color-border);
 z-index: 40; padding-bottom: env(safe-area-inset-bottom, 0);
}
.mobile-tabbar-inner { display: flex; align-items: center; height: 100%; }
.mobile-tab {
 flex: 1; display: flex; flex-direction: column; align-items: center;
 justify-content: center; gap: 2px; height: 100%;
 text-decoration: none; color: var(--color-text-muted);
 font-size: 10px; transition: color 0.15s; cursor: pointer;
 border: none; background: none; font-family: inherit;
}
.mobile-tab svg { width: 22px; height: 22px; }
.mobile-tab.active { color: var(--color-primary); }
.mobile-tab:hover { color: var(--color-primary); }

@media (max-width: 768px) {
 .mobile-tabbar { display: block; }
 .main-with-sidebar { padding-bottom: 72px; margin-top: 60px; }
 .main-full { margin-top: 60px; }
 .mobile-menu-btn { display: flex; align-items: center; }
 table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
 img, video, iframe { max-width: 100%; height: auto; }
 .hide-mobile { display: none !important; }
}
@media (max-width: 480px) {
 .topbar-actions .btn-outline { display: none; }
 .topbar-search { display: none; }
 h1 { font-size: 1.5rem; }
 h2 { font-size: 1.25rem; }
}

/* ============================================================
   Toast 通知
   ============================================================ */
.toast-container {
 position: fixed; top: 72px; right: 20px; z-index: 300;
 display: flex; flex-direction: column; gap: 8px;
 pointer-events: none;
}
.toast {
 display: flex; align-items: center; gap: 10px;
 padding: 12px 18px; border-radius: var(--radius-card);
 background: white; box-shadow: 0 4px 20px rgba(0,0,0,0.12);
 border: 1px solid var(--color-border);
 font-size: 14px; font-weight: 500; min-width: 240px; max-width: 400px;
 pointer-events: auto; animation: toastIn 0.25s ease-out;
}
.toast.toast-out { animation: toastOut 0.25s ease-in forwards; }
.toast-success { border-left: 4px solid var(--color-success); }
.toast-error { border-left: 4px solid var(--color-danger); }
.toast-warning { border-left: 4px solid var(--color-warning); }
.toast-info { border-left: 4px solid var(--color-primary); }
.toast-icon { font-size: 18px; flex-shrink: 0; }
.toast-msg { flex: 1; color: var(--color-text-primary); }
.toast-close { background: none; border: none; cursor: pointer; font-size: 16px; color: var(--color-text-muted); padding: 0 2px; }
@keyframes toastIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toastOut { from { transform: translateX(0); opacity: 1; } to { transform: translateX(100%); opacity: 0; } }

.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.ml-2 { margin-left: 8px; }
.mr-2 { margin-right: 8px; }

.p-4 { padding: 16px; }
.p-6 { padding: 24px; }
.py-4 { padding-top: 16px; padding-bottom: 16px; }
.py-6 { padding-top: 24px; padding-bottom: 24px; }
.px-4 { padding-left: 16px; padding-right: 16px; }

/* ============================================================
   PWA 移动端触控增强
   ============================================================ */

@media (max-width: 768px) {
  /* 增大触控目标 — 所有按钮和链接至少 44px 高 */
  .btn, button[type="submit"], .btn-sm, .btn-md, .btn-lg {
    min-height: 44px;
    padding-top: 10px;
    padding-bottom: 10px;
  }
  .btn-sm { min-height: 38px; }

  /* 表单输入撑满宽度 */
  input[type="text"], input[type="tel"], input[type="email"],
  input[type="password"], input[type="number"], input[type="date"],
  select, textarea {
    font-size: 16px !important; /* 阻止 iOS 缩放 */
  }

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

  /* 卡片占满宽度 */
  .card, .erp-card {
    border-radius: 12px;
    margin-left: -4px;
    margin-right: -4px;
  }

  /* 百科手风琴大点击区 */
  .acc-summary {
    padding-top: 14px !important;
    padding-bottom: 14px !important;
    min-height: 48px;
    cursor: pointer;
  }
  .acc-row .sub-link {
    padding: 10px 8px !important;
    font-size: 14px !important;
  }

  /* 弹窗在移动端全屏 */
  .feedback-modal, #addModal .erp-card, #editModal .erp-card,
  #deleteModal .erp-card, #deleteForm .erp-card,
  #rechargeModal .erp-card, #deductModal .erp-card {
    margin: 8vh auto !important;
    max-width: 92vw !important;
    border-radius: 16px !important;
  }

  /* 页面内边距减小 */
  .erp-page-header, .erp-kpi-grid {
    padding-left: 0;
    padding-right: 0;
  }

  /* 底部安全区（避让 PWA 安装条和 TabBar） */
  .feedback-fab {
    bottom: 100px !important;
  }
}