/* 库存云 IMS — 与博客主题独立，参考需求/inventory-saas-design-mock.html */
:root {
  --ims-primary: #1677ff;
  --ims-primary-hover: #4096ff;
  --ims-bg: #f5f7fa;
  --ims-sidebar: #001529;
  --ims-sidebar-text: rgba(255, 255, 255, 0.65);
  --ims-border: #e8e8e8;
  --ims-text: rgba(0, 0, 0, 0.88);
  --ims-muted: rgba(0, 0, 0, 0.45);
  --ims-card: #fff;
  --ims-success: #52c41a;
  --ims-warning: #faad14;
  --ims-danger: #ff4d4f;
  --ims-radius: 8px;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; font-size: 14px; color: var(--ims-text); background: var(--ims-bg); }
a { color: var(--ims-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 移动端侧栏遮罩 */
.ims-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 998;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
}
.ims-sidebar-overlay.is-visible {
  display: block;
}

/* 移动端菜单按钮 */
.ims-mobile-toggle {
  position: fixed; top: 16px; left: 16px; z-index: 1000;
  width: 40px; height: 40px; border: none; border-radius: 6px;
  background: var(--ims-primary); color: #fff; font-size: 18px;
  cursor: pointer; display: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.ims-layout { display: flex; min-height: 100vh; }
.ims-sidebar {
  width: 220px; flex-shrink: 0; background: var(--ims-sidebar); color: #fff;
  display: flex; flex-direction: column; transition: all 0.3s ease;
  position: relative; z-index: 999;
}
.ims-sidebar.ims-sidebar-collapsed {
  transform: translateX(-100%);
  position: fixed;
  height: 100vh;
}
.ims-logo { padding: 16px 20px; font-weight: 700; font-size: 15px; border-bottom: 1px solid rgba(255,255,255,.06); }
.ims-logo .ims-org-title {
  display: block; font-size: 16px; font-weight: 700; line-height: 1.35;
  color: #fff; margin-bottom: 6px; word-break: break-word;
}
.ims-logo small { display: block; font-size: 11px; font-weight: 400; color: var(--ims-sidebar-text); margin-top: 4px; }
.ims-nav-icon {
  width: 22px; flex-shrink: 0; text-align: center; font-size: 15px; line-height: 1; opacity: 0.92;
}
.ims-nav { flex: 1; overflow-y: auto; padding: 8px 0; }
.ims-nav-group { padding: 8px 16px 4px; font-size: 12px; color: var(--ims-sidebar-text); }
.ims-nav-item {
  display: flex; align-items: center; gap: 8px; padding: 10px 20px;
  color: var(--ims-sidebar-text); border-left: 3px solid transparent; transition: .15s;
}
.ims-nav-item:hover { color: #fff; background: rgba(255,255,255,.05); text-decoration: none; }
.ims-nav-item.active { color: #fff; background: var(--ims-primary); border-left-color: #fff; }

.ims-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.ims-header {
  height: 56px; background: var(--ims-card); border-bottom: 1px solid var(--ims-border);
  display: flex; align-items: center; justify-content: flex-end; padding: 0 24px; flex-wrap: wrap; gap: 8px;
}
.ims-field-label { font-size: 12px; color: var(--ims-muted); display: block; margin-bottom: 4px; }
.ims-badge { font-size: 11px; padding: 2px 8px; background: #e6f4ff; color: var(--ims-primary); border-radius: 4px; font-weight: 600; margin-left: 8px; }
.ims-header-actions { display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--ims-muted); }
.ims-content { flex: 1; overflow: auto; padding: 20px 24px; }

.ims-page-title { font-size: 18px; font-weight: 600; margin-bottom: 16px; }
.ims-breadcrumb { font-size: 13px; color: var(--ims-muted); margin-bottom: 16px; }
.ims-card {
  background: var(--ims-card); border: 1px solid var(--ims-border); border-radius: var(--ims-radius);
  padding: 16px; margin-bottom: 16px;
}
.ims-card-title { font-weight: 600; margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--ims-border); }
.ims-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.ims-btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 6px;
  border: 1px solid var(--ims-border); background: #fff; cursor: pointer; font-size: 13px; color: var(--ims-text);
}
.ims-btn-primary { background: var(--ims-primary); border-color: var(--ims-primary); color: #fff; }
.ims-btn-primary:hover { background: var(--ims-primary-hover); color: #fff; text-decoration: none; }
.ims-input, .ims-select {
  padding: 6px 10px; border: 1px solid var(--ims-border); border-radius: 6px; font-size: 13px; min-width: 140px;
}
.ims-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.ims-table th, .ims-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--ims-border); }
.ims-table th { background: #fafafa; font-weight: 600; color: var(--ims-muted); }
.ims-table tr:hover td { background: #fafafa; }
.ims-tag { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 12px; }
.ims-tag-success { background: #f6ffed; color: var(--ims-success); border: 1px solid #b7eb8f; }
.ims-tag-warning { background: #fffbe6; color: #d48806; border: 1px solid #ffe58f; }
.ims-tag-danger { background: #fff2f0; color: var(--ims-danger); border: 1px solid #ffccc7; }

.ims-stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
@media (max-width: 1200px) { .ims-stat-row { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 767px) { .ims-stat-row { grid-template-columns: 1fr; } }
.ims-stat-card { background: var(--ims-card); border: 1px solid var(--ims-border); border-radius: var(--ims-radius); padding: 16px 20px; }
.ims-stat-card .label { font-size: 13px; color: var(--ims-muted); }
.ims-stat-card .value { font-size: 24px; font-weight: 600; margin-top: 8px; }

.ims-form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 12px; }
@media (max-width: 767px) { .ims-form-row { grid-template-columns: 1fr; } }
.ims-form-item label { display: block; font-size: 12px; color: var(--ims-muted); margin-bottom: 4px; }
.ims-form-item input, .ims-form-item select { width: 100%; padding: 8px 10px; border: 1px solid var(--ims-border); border-radius: 6px; }
.ims-hint { font-size: 12px; color: var(--ims-muted); margin-top: 12px; line-height: 1.6; }

/* 落地页 */
.ims-landing { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.ims-landing-card { max-width: 520px; width: 100%; background: var(--ims-card); border: 1px solid var(--ims-border); border-radius: var(--ims-radius); padding: 32px; }
.ims-landing-card h1 { margin: 0 0 8px; font-size: 22px; }
.ims-landing-card p.lead { margin: 0 0 24px; color: var(--ims-muted); }
.ims-landing-actions { display: grid; gap: 12px; }
.ims-landing-note { margin-top: 20px; font-size: 12px; color: var(--ims-muted); }

/* 平台端侧栏 */
.ims-platform-sidebar .ims-logo small { color: rgba(255,255,255,.55); }

/* 响应式设计 */
@media (max-width: 767px) {
  .ims-mobile-toggle {
    display: block;
  }
  
  .ims-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    box-shadow: 2px 0 8px rgba(0,0,0,0.15);
    z-index: 999;
    /* 小屏默认收起侧栏，由脚本在首屏加 .ims-sidebar-collapsed；展开时去掉该类 */
    transform: translateX(0);
  }
  
  .ims-sidebar.ims-sidebar-collapsed {
    transform: translateX(-100%);
    pointer-events: none;
  }
  
  .ims-sidebar.ims-sidebar-collapsed .ims-nav {
    pointer-events: none;
  }
  
  /* 给主区留出顶部空间，避免与汉堡按钮重叠 */
  .ims-main {
    padding-top: 56px;
  }
  
  .ims-header {
    padding: 0 16px;
    justify-content: space-between;
  }
  
  .ims-content {
    padding: 16px;
  }
  
  .ims-header-actions {
    font-size: 12px;
    gap: 8px;
  }
  
  .ims-btn {
    padding: 5px 12px;
    font-size: 12px;
  }
  
  .ims-input, .ims-select {
    min-width: 120px;
    font-size: 12px;
  }
  
  .ims-table {
    font-size: 12px;
  }
  
  .ims-table th, .ims-table td {
    padding: 8px 10px;
  }
  
  /* 表格横向滚动 */
  .ims-table-container {
    overflow-x: auto;
  }
  
  .ims-landing-card {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .ims-header-actions span {
    display: none;
  }
  
  .ims-stat-card {
    padding: 12px 16px;
  }
  
  .ims-stat-card .value {
    font-size: 20px;
  }
  
  .ims-page-title {
    font-size: 16px;
  }
  
  .ims-card {
    padding: 12px;
  }
}