/* ============================================================
   企业 ERP 统一主题样式（物资管理系统 · 蓝色系）
   设计语言：清爽渐变背景 + 白色圆角卡片 + 品牌蓝强调色
   ============================================================ */
:root {
  --brand: #4e6ef2;
  --brand-dark: #3a53c9;
  --brand-light: #eef2fe;
  --brand-grad: linear-gradient(135deg, #4e6ef2, #7a5cf0);
  --nav-grad: linear-gradient(135deg, #24317a, #3a53c9 55%, #5a6ff0);
  --bg: #f4f6fb;
  --card-border: #e8ecf5;
  --text-main: #1f2733;
  --text-sub: #6b7a90;
  --shadow-sm: 0 1px 2px rgba(30, 42, 90, .06);
  --shadow-md: 0 6px 18px rgba(30, 42, 90, .08);
  --radius: 14px;
  --success: #22b07d;
  --warning: #f5a623;
  --danger: #ef5b5b;
  --info: #35a7e8;
}

/* ---------- 基础 ---------- */
body {
  background-color: var(--bg);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  font-size: 0.925rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main, .app-content { flex: 1 0 auto; }

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

/* ---------- 顶栏导航 ---------- */
.app-navbar {
  background: var(--nav-grad);
  box-shadow: 0 2px 12px rgba(36, 49, 122, .25);
}
.app-navbar .navbar-brand {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: .5px;
  color: #fff;
}
.app-navbar .navbar-brand .brand-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 9px;
  background: rgba(255,255,255,.16);
  margin-right: 8px; font-size: 1.1rem;
}
.app-navbar .navbar-nav .nav-link {
  color: rgba(255,255,255,.85);
  border-radius: 8px;
  padding: .45rem .85rem;
  margin: 0 2px;
  transition: all .18s ease;
  font-size: .9rem;
}
.app-navbar .navbar-nav .nav-link:hover,
.app-navbar .navbar-nav .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,.14);
}
.app-navbar .navbar-nav .nav-link .nav-badge {
  display: inline-block; min-width: 18px; padding: 1px 5px;
  background: var(--danger); color: #fff;
  font-size: .7rem; border-radius: 20px; text-align: center;
  margin-left: 4px; vertical-align: 1px;
}
.app-navbar .navbar-toggler { border-color: rgba(255,255,255,.4); }
.app-navbar .navbar-toggler:focus { box-shadow: none; }

.navbar-user-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.13);
  border-radius: 20px; padding: .25rem .8rem;
  color: #fff; font-size: .85rem;
}
.navbar-user-chip .user-avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%;
  background: #fff; color: var(--brand-dark);
  font-size: .78rem; font-weight: 700;
}

.system-switch-btn {
  transition: all .2s ease;
  border-radius: 20px !important;
}
.system-switch-btn:hover { transform: translateY(-1px); filter: brightness(1.05); }

/* ---------- 页面标题栏 ---------- */
.page-header {
  background: #fff;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 18px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
}
.page-header h4, .page-header .h4 { margin: 0; font-weight: 700; color: var(--text-main); }
.page-header .lead { margin: 2px 0 0; color: var(--text-sub); font-size: .85rem; }
.page-header .page-title-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 12px;
  background: var(--brand-light); color: var(--brand);
  font-size: 1.3rem; margin-right: 14px;
}

/* ---------- 卡片 ---------- */
.card {
  background: #fff;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  transition: box-shadow .2s ease;
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header {
  background: #fff;
  border-bottom: 1px solid var(--card-border);
  font-weight: 600;
  color: var(--text-main);
  padding: 13px 18px;
  border-radius: var(--radius) var(--radius) 0 0 !important;
}
.card-header .header-icon { margin-right: 6px; color: var(--brand); }
.card-body { padding: 1.1rem 1.25rem; }

/* ---------- 统计卡片 ---------- */
.stat-card {
  position: relative;
  border-radius: var(--radius);
  padding: 18px 20px;
  color: #fff;
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stat-card .stat-icon {
  position: absolute; right: 14px; top: 14px;
  font-size: 2.4rem; opacity: .28;
}
.stat-card .stat-label { font-size: .88rem; opacity: .92; margin-bottom: 6px; }
.stat-card .stat-value { font-size: 1.9rem; font-weight: 700; line-height: 1.1; }
.stat-card .stat-sub { font-size: .78rem; opacity: .8; margin-top: 6px; }
.stat-grad-blue   { background: linear-gradient(135deg, #4e6ef2, #7a5cf0); }
.stat-grad-green  { background: linear-gradient(135deg, #22b07d, #3ec9a0); }
.stat-grad-orange { background: linear-gradient(135deg, #f5a623, #f7b955); }
.stat-grad-red    { background: linear-gradient(135deg, #ef5b5b, #f28181); }
.stat-grad-cyan   { background: linear-gradient(135deg, #35a7e8, #63c2f0); }
.stat-grad-purple { background: linear-gradient(135deg, #8a5cf0, #a67df5); }

/* ---------- 表格 ---------- */
.table { --bs-table-striped-bg: #f7f9fe; }
.table thead th {
  background: #f3f6fd;
  color: var(--text-sub);
  font-weight: 600;
  font-size: .82rem;
  text-transform: none;
  border-bottom: 1px solid var(--card-border);
  white-space: nowrap;
}
.table tbody tr { transition: background .15s ease; }
.table tbody tr:hover { background: #f5f8ff; }
.table td { vertical-align: middle; }
.table-responsive { border-radius: 10px; }

/* 状态徽章 */
.badge.bg-soft-success { background: #e3f7ef !important; color: #12956a !important; }
.badge.bg-soft-warning { background: #fdf0dc !important; color: #c07f0a !important; }
.badge.bg-soft-danger  { background: #fdeaea !important; color: #d13a3a !important; }
.badge.bg-soft-info    { background: #e3f2fd !important; color: #1d7fc0 !important; }
.badge.bg-soft-primary { background: var(--brand-light) !important; color: var(--brand) !important; }
.badge.bg-soft-secondary { background: #eef0f4 !important; color: #5a6b85 !important; }

/* ---------- 按钮 ---------- */
.btn { border-radius: 9px; font-weight: 500; }
.btn-primary {
  background: var(--brand); border-color: var(--brand);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--brand-dark); border-color: var(--brand-dark);
}
.btn-outline-primary { color: var(--brand); border-color: var(--brand); }
.btn-outline-primary:hover { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-soft-primary {
  background: var(--brand-light); color: var(--brand); border: none;
}
.btn-soft-primary:hover { background: #dfe6fc; color: var(--brand-dark); }

/* ---------- 表单 ---------- */
.form-control, .form-select {
  border-radius: 9px;
  border-color: #d9e0ec;
  padding: .48rem .8rem;
}
.form-control:focus, .form-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 .22rem rgba(78, 110, 242, .14);
}
.form-label { font-weight: 600; font-size: .85rem; color: var(--text-main); }
.form-text { color: var(--text-sub); }

/* ---------- 列表组 ---------- */
.list-group-item {
  border-color: var(--card-border);
  padding: .65rem 1rem;
}
.list-group-item:first-child { border-radius: 10px 10px 0 0; }
.list-group-item:last-child { border-radius: 0 0 10px 10px; }

/* ---------- 分页 ---------- */
.pagination { margin-bottom: 0; }
.pagination .page-link {
  border-radius: 8px;
  margin: 0 3px;
  color: var(--brand);
  border-color: var(--card-border);
}
.pagination .page-item.active .page-link {
  background: var(--brand);
  border-color: var(--brand);
}
.pagination .page-item.disabled .page-link { color: #aab4c8; }

/* ---------- 弹窗 Toast ---------- */
.toast-container { z-index: 9999; }
.toast {
  border: none;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}
.toast-header { border-bottom: none; background: #fff; }
.toast-body { color: var(--text-main); }

/* ---------- 页脚 ---------- */
.app-footer {
  flex-shrink: 0;
  background: #fff;
  border-top: 1px solid var(--card-border);
  color: var(--text-sub);
  font-size: .82rem;
  padding: 14px 0;
  margin-top: 28px;
  text-align: center;
}

/* ---------- 登录页 ---------- */
.login-page {
  min-height: 100vh;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(122, 92, 240, .16), transparent 60%),
    radial-gradient(900px 460px at 110% 10%, rgba(78, 110, 242, .18), transparent 60%),
    linear-gradient(160deg, #eef2fe, #f4f6fb 50%, #eaf2fd);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.login-card {
  width: 100%; max-width: 430px;
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(30, 42, 90, .14);
  padding: 38px 36px 32px;
  border: 1px solid rgba(255,255,255,.6);
}
.login-brand {
  width: 62px; height: 62px; margin: 0 auto 14px;
  border-radius: 18px;
  background: var(--brand-grad);
  color: #fff; font-size: 1.7rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 22px rgba(78, 110, 242, .35);
}
.login-title { font-weight: 700; font-size: 1.35rem; text-align: center; }
.login-sub { color: var(--text-sub); text-align: center; font-size: .86rem; margin-bottom: 22px; }
.captcha-box {
  font-family: "Courier New", monospace;
  font-size: 1.25rem; font-weight: 700; letter-spacing: 4px;
  background: linear-gradient(135deg, #f3f6fd, #eaf0ff) !important;
  color: var(--brand-dark);
  border-radius: 9px;
  text-align: center;
  user-select: none;
  cursor: pointer;
}

/* ---------- 系统选择页 ---------- */
.selector-page { padding: 40px 0; }
.system-card {
  transition: transform .22s ease, box-shadow .22s ease;
  border-radius: 18px;
  border: 1px solid var(--card-border);
  overflow: hidden;
}
.system-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.system-card .system-icon {
  width: 74px; height: 74px; margin: 0 auto 16px;
  border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.1rem;
}
.system-card .sys-blue { background: var(--brand-light); color: var(--brand); }
.system-card .sys-orange { background: #fdf0e0; color: #e67e22; }

/* ---------- 领用分析模块 ---------- */
.analysis-toolbar {
  background: #f7f9fe;
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 12px 14px;
}
.analysis-chart-wrap { min-height: 280px; position: relative; }
.analysis-empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: 220px; color: var(--text-sub);
}
.analysis-empty .big-icon { font-size: 2.6rem; opacity: .4; margin-bottom: 10px; }
.analysis-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--brand-light); color: var(--brand-dark);
  border-radius: 30px; padding: 4px 14px; font-size: .85rem; font-weight: 600;
}

/* ---------- 打印 ---------- */
@media print {
  .app-navbar, .app-footer, .toast-container, .no-print { display: none !important; }
  body { background: #fff; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .container { padding-left: 12px; padding-right: 12px; }
  .card-body { padding: .85rem; }
  .page-header { padding: 14px 16px; }
  .stat-card .stat-value { font-size: 1.5rem; }
  .table { font-size: .82rem; }
  .btn { white-space: normal; word-break: break-word; }
  .row.g-3 > [class*="col-"] { margin-bottom: .5rem; }
  .table .btn-sm { padding: .2rem .4rem; font-size: .75rem; margin-bottom: .15rem; display: inline-block; }
  .form-control, .form-select, .btn { min-height: 40px; }
  .pagination { flex-wrap: wrap; justify-content: center; }
}
@media (max-width: 576px) {
  .login-card { padding: 28px 22px; }
  .page-header h4 { font-size: 1.05rem; }
}