:root {
  --assets-primary: #2563eb;
  --assets-primary-dark: #1d4ed8;
  --assets-surface: #ffffff;
  --assets-border: #d9e1ec;
  --assets-text: #172033;
  --assets-muted: #64748b;
  --assets-radius: 10px;
  --assets-shadow: 0 12px 30px rgba(15, 23, 42, .12);
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--assets-text); background: #f5f7fa; font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif; }
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled, select:disabled, input:disabled { cursor: not-allowed; opacity: .62; }
a { color: var(--assets-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
body.assets-body-locked { overflow: hidden; }

.assets-container { width: min(100% - 32px, 1320px); margin-inline: auto; }
.assets-navbar { position: relative; z-index: 10; min-height: 64px; color: #fff; background: #172033; }
.assets-sticky-top { position: sticky; top: 0; }
.assets-bg-dark { background: #172033; }
.assets-navbar-brand { color: #fff; font-size: 18px; font-weight: 700; white-space: nowrap; }
.assets-navbar-brand:hover { color: #fff; text-decoration: none; }
.assets-navbar-brand img { margin-right: 8px; vertical-align: middle; }
.assets-navbar > .assets-container { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.assets-navbar-collapse { display: flex; flex: 1; align-items: center; min-width: 0; }
.assets-navbar-nav { display: flex; align-items: center; gap: 2px; margin: 0; padding: 0; list-style: none; }
.assets-nav-link { display: block; padding: 8px 10px; color: rgba(255, 255, 255, .84); border-radius: 7px; }
.assets-nav-link:hover { color: #fff; text-decoration: none; background: rgba(255, 255, 255, .1); }
.assets-nav-badge-wrap { position: relative; display: inline-block; }
.assets-nav-badge {
  position: absolute;
  top: -9px;
  right: -12px;
  display: inline-flex;
  min-width: 16px;
  height: 16px;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border-radius: 999px;
  background: #dc2626;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  box-shadow: 0 0 0 2px #172033;
}
.assets-navbar-toggler { display: none; margin-left: auto; padding: 5px 8px; color: #fff; border: 1px solid rgba(255, 255, 255, .35); border-radius: 7px; background: transparent; font-size: 25px; line-height: 1; }
.assets-navbar-toggler:hover { background: rgba(255, 255, 255, .12); }

.assets-card { overflow: hidden; border: 1px solid var(--assets-border); border-radius: var(--assets-radius); background: var(--assets-surface); box-shadow: 0 1px 3px rgba(15, 23, 42, .04); }
.assets-card-header { padding: 12px 16px; font-weight: 700; border-bottom: 1px solid var(--assets-border); background: #f8fafc; }
.assets-card-body { padding: 18px; }
.assets-shadow-sm { box-shadow: var(--assets-shadow); }

.assets-row { display: flex; flex-wrap: wrap; margin: -8px; }
.assets-row > [class*="assets-col-"] { width: 100%; padding: 8px; }
.assets-col-md-2 { width: 16.666667% !important; }
.assets-col-md-3 { width: 25% !important; }
.assets-col-md-4 { width: 33.333333% !important; }
.assets-col-md-5 { width: 41.666667% !important; }
.assets-col-md-7 { width: 58.333333% !important; }
.assets-col-md-8 { width: 66.666667% !important; }
.assets-col-md-12 { width: 100% !important; }
.assets-g-2 { margin: -4px; }
.assets-g-2 > [class*="assets-col-"] { padding: 4px; }

.assets-form-label { display: inline-block; margin-bottom: 6px; font-weight: 600; }
.assets-form-control, .assets-form-select { display: block; width: 100%; min-height: 38px; padding: 8px 10px; color: var(--assets-text); border: 1px solid #bcc8d8; border-radius: 7px; outline: none; background: #fff; transition: border-color .15s, box-shadow .15s; }
.assets-form-select { padding-right: 28px; }
.assets-form-control:focus, .assets-form-select:focus { border-color: #75a7fa; box-shadow: 0 0 0 3px rgba(37, 99, 235, .14); }
.assets-form-control-sm, .assets-form-select-sm { min-height: 31px; padding: 4px 8px; font-size: 12px; }
.assets-form-text { margin-top: 5px; color: var(--assets-muted); font-size: 12px; }
.assets-form-check { display: flex; align-items: center; gap: 6px; }
.assets-form-check-input { width: 16px; height: 16px; accent-color: var(--assets-primary); }
.assets-form-check-label { margin: 0; }

.assets-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 38px; padding: 8px 12px; color: #fff; border: 1px solid transparent; border-radius: 7px; background: var(--assets-primary); font-weight: 600; line-height: 1.2; transition: background .15s, border-color .15s, transform .15s; }
.assets-btn:hover { color: #fff; text-decoration: none; filter: brightness(.96); }
.assets-btn:active { transform: translateY(1px); }
.assets-btn-sm { min-height: 31px; padding: 5px 8px; font-size: 12px; }
.assets-btn-primary { background: var(--assets-primary); }
.assets-btn-secondary { background: #64748b; }
.assets-btn-success { background: #16a34a; }
.assets-btn-warning { color: #3f2a00; background: #fbbf24; }
.assets-btn-outline-primary, .assets-btn-outline-secondary, .assets-btn-outline-success, .assets-btn-outline-warning, .assets-btn-outline-danger { background: #fff; }
.assets-btn-outline-primary { color: var(--assets-primary); border-color: var(--assets-primary); }
.assets-btn-outline-secondary { color: #475569; border-color: #94a3b8; }
.assets-btn-outline-success { color: #15803d; border-color: #22c55e; }
.assets-btn-outline-warning { color: #a16207; border-color: #eab308; }
.assets-btn-outline-danger { color: #dc2626; border-color: #ef4444; }
.assets-btn-outline-primary:hover { background: #eff6ff; color: var(--assets-primary); }
.assets-btn-outline-secondary:hover { background: #f1f5f9; color: #334155; }
.assets-btn-outline-success:hover { background: #f0fdf4; color: #15803d; }
.assets-btn-outline-warning:hover { background: #fefce8; color: #854d0e; }
.assets-btn-outline-danger:hover { background: #fef2f2; color: #b91c1c; }
.assets-btn-close { position: relative; flex: 0 0 auto; width: 30px; height: 30px; padding: 0; border: 0; border-radius: 6px; background: transparent; }
.assets-btn-close::before, .assets-btn-close::after { position: absolute; top: 14px; left: 6px; width: 18px; height: 2px; background: #64748b; content: ""; }
.assets-btn-close::before { transform: rotate(45deg); }
.assets-btn-close::after { transform: rotate(-45deg); }
.assets-btn-close:hover { background: #e2e8f0; }

.assets-alert { position: relative; margin: 0; padding: 10px 42px 10px 12px; border: 1px solid transparent; border-radius: 8px; }
.assets-alert-dismissible .assets-btn-close { position: absolute; top: 6px; right: 6px; }
.assets-alert-success { color: #166534; border-color: #86efac; background: #f0fdf4; }
.assets-alert-info { color: #075985; border-color: #7dd3fc; background: #f0f9ff; }
.assets-alert-warning { color: #854d0e; border-color: #fde047; background: #fefce8; }
.assets-alert-danger { color: #b91c1c; border-color: #fca5a5; background: #fef2f2; }

.assets-table-responsive { width: 100%; overflow-x: auto; }
.assets-table { width: 100%; border-collapse: collapse; background: #fff; }
.assets-table th, .assets-table td { padding: 11px 12px; text-align: left; border-bottom: 1px solid #e7edf5; vertical-align: middle; }
.assets-table th { font-weight: 700; white-space: nowrap; }
.assets-table-dark { color: #fff; background: #172033; }
.assets-table-light { background: #f8fafc; }
.assets-table-hover tbody tr:hover { background: #f8fbff; }
.assets-table-sm th, .assets-table-sm td { padding: 7px 9px; }
.assets-table-bordered th, .assets-table-bordered td { border: 1px solid #dbe4ef; }
.assets-badge { display: inline-block; padding: 3px 8px; color: #fff; border-radius: 999px; font-size: 12px; font-weight: 700; }
.assets-bg-danger { background: #dc2626; }
.assets-bg-secondary { background: #64748b; }
.assets-bg-warning { color: #3f2a00; background: #fbbf24; }
.assets-badge-status-在库 { background: #16a34a; }
.assets-badge-status-借出中 { background: #d97706; }
.assets-badge-status-维修中 { background: #2563eb; }
.assets-badge-status-报废 { background: #dc2626; }
.assets-badge-status-待审批 { background: #d97706; }
.assets-badge-status-已通过 { background: #16a34a; }
.assets-badge-status-已驳回 { background: #dc2626; }

.assets-pagination { display: flex; gap: 4px; margin: 0; padding: 0; list-style: none; }
.assets-page-link { display: inline-flex; align-items: center; justify-content: center; min-width: 34px; min-height: 34px; padding: 5px 9px; border: 1px solid var(--assets-border); border-radius: 6px; background: #fff; }
.assets-page-link:hover { text-decoration: none; background: #eff6ff; }
.assets-page-item.assets-active .assets-page-link { color: #fff; border-color: var(--assets-primary); background: var(--assets-primary); }

.assets-modal { position: fixed; z-index: 1000; inset: 0; display: none; align-items: flex-start; justify-content: center; overflow: auto; padding: 72px 16px 24px; background: rgba(15, 23, 42, .56); }
.assets-modal.assets-is-open { display: flex; }
.assets-modal-dialog { width: min(100%, 560px); max-height: calc(100dvh - 96px); margin: 0 auto; }
.assets-modal-lg { width: min(100%, 920px); }
.assets-modal-content { display: flex; max-height: calc(100dvh - 96px); overflow: hidden; border-radius: var(--assets-radius); background: #fff; box-shadow: 0 24px 60px rgba(15, 23, 42, .3); flex-direction: column; }
.assets-modal-content > form { display: flex; min-height: 0; flex: 1; flex-direction: column; }
.assets-modal-header, .assets-modal-footer { display: flex; align-items: center; gap: 8px; padding: 13px 16px; background: #fff; flex: 0 0 auto; }
.assets-modal-header { border-bottom: 1px solid var(--assets-border); }
.assets-modal-title { margin: 0; font-size: 18px; }
.assets-modal-header .assets-btn-close { margin-left: auto; }
.assets-modal-body { min-height: 0; padding: 16px; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.assets-modal-footer { justify-content: flex-end; border-top: 1px solid var(--assets-border); }
.assets-modal-expand { width: 30px; height: 30px; padding: 0; color: #475569; border: 0; border-radius: 6px; background: transparent; font-size: 21px; line-height: 1; }
.assets-modal-expand:hover { background: #e2e8f0; }
.assets-modal.assets-is-fullscreen { padding: 0; }
.assets-modal.assets-is-fullscreen .assets-modal-dialog { width: 100%; max-width: none; height: 100dvh; max-height: none; }
.assets-modal.assets-is-fullscreen .assets-modal-content { height: 100%; max-height: none; border-radius: 0; }

.assets-status-overview-body { display: flex; align-items: stretch; gap: 28px; flex-wrap: wrap; }
.assets-status-pie-wrap { display: flex; flex: 0 0 auto; align-items: center; justify-content: center; }
.assets-status-pie { position: relative; width: 160px; height: 160px; border-radius: 50%; box-shadow: inset 0 0 0 1px rgba(15, 23, 42, .04); }
.assets-status-pie-hole { position: absolute; inset: 20px; display: flex; flex-direction: column; align-items: center; justify-content: center; border-radius: 50%; background: #fff; box-shadow: inset 0 0 0 1px #e7edf5; }
.assets-status-pie-total { font-size: 24px; font-weight: 800; line-height: 1.2; color: var(--assets-text); }
.assets-status-pie-label { font-size: 12px; color: var(--assets-muted); }
.assets-status-grid { display: grid; flex: 1 1 340px; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.assets-status-item { display: flex; align-items: center; height: 100%; gap: 10px; padding: 12px 14px; border: 1px solid var(--assets-border); border-radius: 8px; background: #f8fafc; color: inherit; transition: border-color .15s, background .15s, transform .1s; }
.assets-status-item:hover { text-decoration: none; color: inherit; border-color: var(--assets-primary); background: #eff6ff; transform: translateY(-1px); }
.assets-status-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.assets-status-item-text { display: flex; flex-direction: column; }
.assets-status-item-name { font-size: 12px; color: var(--assets-muted); }
.assets-status-item-count { font-size: 20px; font-weight: 700; line-height: 1.3; }

.assets-alert-card { display: flex; align-items: center; gap: 14px; height: 100%; padding: 16px 18px; border: 1px solid var(--assets-border); border-radius: var(--assets-radius); background: #fff; color: inherit; transition: transform .1s, box-shadow .15s; }
.assets-alert-card:hover { text-decoration: none; color: inherit; box-shadow: var(--assets-shadow); transform: translateY(-1px); }
.assets-alert-card-icon { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; font-size: 20px; flex-shrink: 0; }
.assets-alert-card-text { display: flex; flex-direction: column; flex: 1; }
.assets-alert-card-count { font-size: 24px; font-weight: 800; line-height: 1.2; }
.assets-alert-card-label { font-size: 13px; color: var(--assets-muted); }
.assets-alert-card-arrow { color: var(--assets-muted); }
.assets-alert-card-ok .assets-alert-card-icon { color: #15803d; background: #f0fdf4; }
.assets-alert-card-ok .assets-alert-card-count { color: #15803d; }
.assets-alert-card-warn { border-color: #fde68a; }
.assets-alert-card-warn .assets-alert-card-icon { color: #a16207; background: #fefce8; }
.assets-alert-card-warn .assets-alert-card-count { color: #a16207; }
.assets-alert-card-danger { border-color: #fecaca; }
.assets-alert-card-danger .assets-alert-card-icon { color: #b91c1c; background: #fef2f2; }
.assets-alert-card-danger .assets-alert-card-count { color: #b91c1c; }

.assets-bar-row { display: flex; align-items: center; gap: 10px; padding: 7px 0; color: inherit; }
.assets-bar-row:hover { text-decoration: none; color: inherit; }
.assets-bar-row:hover .assets-bar-fill { filter: brightness(.9); }
.assets-bar-label { flex: 0 0 88px; overflow: hidden; font-size: 13px; white-space: nowrap; text-overflow: ellipsis; }
.assets-bar-track { position: relative; flex: 1; height: 10px; border-radius: 999px; background: #eef2f7; overflow: hidden; }
.assets-bar-fill { position: absolute; top: 0; left: 0; height: 100%; border-radius: 999px; background: var(--assets-primary); transition: width .2s; }
.assets-bar-count { flex: 0 0 32px; text-align: right; font-size: 13px; font-weight: 700; }

.assets-trend-chart { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; height: 160px; padding-top: 8px; }
.assets-trend-bar-wrap { display: flex; flex: 1; flex-direction: column; align-items: center; height: 100%; gap: 4px; }
.assets-trend-count { font-size: 12px; font-weight: 700; color: var(--assets-text); }
.assets-trend-bar-track { display: flex; align-items: flex-end; width: 100%; height: 100%; }
.assets-trend-bar { width: 100%; min-height: 3px; border-radius: 5px 5px 0 0; background: linear-gradient(180deg, #60a5fa, var(--assets-primary)); transition: height .2s; }
.assets-trend-label { font-size: 12px; color: var(--assets-muted); }

@media (max-width: 576px) {
  .assets-bar-label { flex-basis: 64px; }
}

@media (max-width: 576px) {
  .assets-status-overview-body { flex-direction: column; }
  .assets-status-pie-wrap { width: 100%; }
  .assets-status-grid { grid-template-columns: repeat(2, 1fr); }
}

.assets-d-flex { display: flex; }
.assets-d-inline { display: inline; }
.assets-justify-content-between { justify-content: space-between; }
.assets-justify-content-center { justify-content: center; }
.assets-align-items-center { align-items: center; }
.assets-align-middle { vertical-align: middle; }
.assets-flex-wrap { flex-wrap: wrap; }
.assets-me-auto { margin-right: auto; }
.assets-ms-auto { margin-left: auto; }
.assets-ms-1 { margin-left: 4px; }
.assets-mt-1 { margin-top: 4px; }
.assets-mt-3 { margin-top: 16px; }
.assets-mt-4 { margin-top: 24px; }
.assets-mb-0 { margin-bottom: 0; }
.assets-mb-2 { margin-bottom: 8px; }
.assets-mb-3 { margin-bottom: 16px; }
.assets-mb-4 { margin-bottom: 24px; }
.assets-mb-5 { margin-bottom: 48px; }
.assets-p-4 { padding: 24px; }
.assets-py-2 { padding-top: 8px; padding-bottom: 8px; }
.assets-py-3 { padding-top: 16px; padding-bottom: 16px; }
.assets-py-4 { padding-top: 24px; padding-bottom: 24px; }
.assets-gap-1 { gap: 4px; }
.assets-gap-2 { gap: 8px; }
.assets-w-100 { width: 100%; }
.assets-text-center { text-align: center; }
.assets-text-muted { color: var(--assets-muted); }
.assets-text-primary { color: var(--assets-primary); }
.assets-text-success { color: #15803d; }
.assets-text-danger { color: #dc2626; }
.assets-text-nowrap { white-space: nowrap; }
.assets-fw-bold { font-weight: 700; }
.assets-small { font-size: 12px; }

@media (max-width: 767px) {
  .assets-col-md-2, .assets-col-md-3, .assets-col-md-4, .assets-col-md-5, .assets-col-md-7, .assets-col-md-8 { width: 100% !important; }
  .assets-navbar-toggler { display: block; }
  .assets-navbar > .assets-container { position: relative; }
  .assets-navbar-collapse { position: absolute; top: 64px; right: 0; left: 0; display: none; width: 100%; padding: 12px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 0 0 10px 10px; background: #172033; box-shadow: 0 14px 24px rgba(15, 23, 42, .28); }
  .assets-navbar-collapse.assets-show { display: block; }
  .assets-navbar-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; gap: 6px; }
  .assets-navbar-nav.assets-ms-auto { margin: 10px 0 0; border-top: 1px solid rgba(255, 255, 255, .14); padding-top: 10px; }
  .assets-navbar-nav.assets-ms-auto .assets-nav-item:first-child { grid-column: 1 / -1; }
  .assets-nav-link { display: flex; align-items: center; justify-content: center; min-height: 40px; padding: 9px 10px; text-align: center; background: rgba(255, 255, 255, .06); }
}

@media (max-width: 576px) {
  .assets-container { width: min(100% - 24px, 1320px); }
  .assets-modal { padding: 0; }
  .assets-modal-dialog, .assets-modal-lg { width: 100%; max-width: none; height: 100dvh; max-height: none; }
  .assets-modal-content { height: 100%; max-height: none; border-radius: 0; }
}
/* 借出逾期提醒（右侧悬浮弹窗） */
.assets-toast-overdue {
  position: fixed;
  z-index: 1050;
  top: 84px;
  right: 20px;
  display: flex;
  width: min(340px, calc(100vw - 32px));
  max-height: calc(100dvh - 110px);
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #fecaca;
  border-radius: var(--assets-radius);
  background: #fff;
  box-shadow: 0 18px 40px rgba(15, 23, 42, .22);
  animation: assets-toast-in .25s ease-out;
}
@keyframes assets-toast-in {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}
.assets-toast-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 12px 12px 14px;
  color: #b91c1c;
  border-bottom: 1px solid #fecaca;
  background: #fef2f2;
  font-weight: 700;
  flex: 0 0 auto;
}
.assets-toast-header span { flex: 1; }
.assets-toast-body { overflow-y: auto; padding: 6px; flex: 1 1 auto; }
.assets-toast-item {
  display: block;
  padding: 9px 10px;
  border-radius: 8px;
  color: inherit;
}
.assets-toast-item:hover { text-decoration: none; background: #fef2f2; }
.assets-toast-item + .assets-toast-item { border-top: 1px solid #f1f5f9; margin-top: 2px; }
.assets-toast-item-main { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.assets-toast-item-tag { font-weight: 700; }
.assets-toast-item-days { flex: 0 0 auto; padding: 1px 8px; border-radius: 999px; color: #fff; background: #dc2626; font-size: 11px; font-weight: 700; }
.assets-toast-item-sub { margin-top: 2px; color: var(--assets-muted); font-size: 12px; }
.assets-toast-footer { padding: 10px; border-top: 1px solid var(--assets-border); flex: 0 0 auto; }

@media (max-width: 576px) {
  .assets-toast-overdue { top: auto; right: 12px; bottom: 12px; left: 12px; width: auto; max-height: 60dvh; }
}