:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --line: #e6e9ee;
  --line-soft: #f0f2f5;
  --text: #1f2328;
  --text-2: #5b6572;
  --text-3: #98a1ad;
  --primary: #1b6fe0;
  --primary-dark: #14539f;
  --primary-soft: #eaf2fd;
  --success: #12a150;
  --warn: #d97706;
  --danger: #d93f3f;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
}

* { box-sizing: border-box; }

/* 关键：本文件里 .login-wrap / .layout / .page 都显式声明了 display，
   会盖掉浏览器默认的 [hidden] { display: none }，导致 hidden 元素仍然可见。
   必须用 !important 兜住，否则所有页面会同时渲染、登录页永远压在最上层。 */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; }
a { color: var(--primary); text-decoration: none; }
small { color: var(--text-3); font-weight: 400; margin-left: 6px; }
.muted { color: var(--text-3); }
.hint { color: var(--text-3); font-size: 12px; margin: 10px 0 0; }

/* ---------------------------------------------------------------- 登录 */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #eef4fd 0%, #f7f9fc 45%, #f4f6f9 100%);
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 32px 28px 24px;
  box-shadow: 0 8px 28px rgba(16, 24, 40, .08);
}
.login-brand { text-align: center; margin-bottom: 24px; }
.login-logo {
  width: 52px; height: 52px; margin: 0 auto 14px;
  border-radius: 14px; background: var(--primary); color: #fff;
  font-size: 22px; font-weight: 700; line-height: 52px;
}
.login-brand h1 { font-size: 19px; margin-bottom: 6px; }
.login-brand p { margin: 0; font-size: 12px; color: var(--text-3); }
.login-error {
  background: #fdeceb; color: var(--danger); border: 1px solid #f7c9c6;
  border-radius: var(--radius-sm); padding: 8px 10px; font-size: 13px; margin: 0 0 14px;
}
.login-tip { text-align: center; font-size: 12px; color: var(--text-3); margin: 14px 0 0; }

/* ---------------------------------------------------------------- 布局 */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 208px; flex: 0 0 208px;
  background: #fff; border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
}
.side-brand {
  display: flex; gap: 10px; align-items: center;
  padding: 18px 16px; border-bottom: 1px solid var(--line-soft);
}
.side-logo {
  width: 34px; height: 34px; border-radius: 9px; background: var(--primary);
  color: #fff; font-size: 14px; font-weight: 700; line-height: 34px; text-align: center; flex: 0 0 34px;
}
.side-brand strong { display: block; font-size: 14px; }
.side-brand small { display: block; font-size: 11px; color: var(--text-3); margin: 0; }

.nav { padding: 10px 8px; flex: 1; overflow-y: auto; }
.nav a {
  display: block; padding: 9px 12px; border-radius: var(--radius-sm);
  color: var(--text-2); font-size: 13.5px; margin-bottom: 2px;
}
.nav a:hover { background: var(--line-soft); color: var(--text); }
.nav a.active { background: var(--primary-soft); color: var(--primary-dark); font-weight: 600; }

.side-foot { padding: 12px; border-top: 1px solid var(--line-soft); display: grid; gap: 6px; }
.side-user {
  font-size: 12px; color: var(--text-3); text-align: center;
  padding: 4px 0 6px; border-bottom: 1px dashed var(--line); margin-bottom: 4px;
}

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px; background: #fff; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.topbar h2 { font-size: 17px; }
.topbar-right { display: flex; gap: 8px; align-items: center; }
.pill {
  background: var(--primary-soft); color: var(--primary-dark);
  border-radius: 999px; padding: 4px 12px; font-size: 12.5px; font-weight: 600;
}
.pill-muted { background: var(--line-soft); color: var(--text-2); font-weight: 400; }

.page { padding: 20px 24px 40px; display: grid; gap: 16px; align-content: start; }

/* ---------------------------------------------------------------- 卡片 */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow);
}
.card-label { font-size: 12.5px; color: var(--text-3); margin-bottom: 8px; }
.card-value { font-size: 24px; font-weight: 700; letter-spacing: -.3px; line-height: 1.2; }
.card-value small { font-size: 12px; font-weight: 400; color: var(--text-3); margin-left: 4px; }
.card-sub { font-size: 12px; color: var(--text-3); margin-top: 6px; }
.card-value.is-primary { color: var(--primary); }
.card-value.is-success { color: var(--success); }
.card-value.is-warn { color: var(--warn); }
.card-value.is-danger { color: var(--danger); }

/* ---------------------------------------------------------------- 面板 */
.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--line-soft);
}
.panel-head h3 { font-size: 14.5px; }
.head-actions { display: flex; gap: 8px; align-items: center; }
.panel-body { padding: 18px; }
.sub-title { font-size: 12.5px; color: var(--text-3); margin: 14px 0 8px; }
.sub-title:first-child { margin-top: 0; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.two-col-flat { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 1100px) { .two-col { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------------- 进度 */
.progress-lg { height: 14px; background: var(--line-soft); border-radius: 999px; overflow: hidden; }
.progress-lg-bar {
  height: 100%; width: 0; border-radius: 999px;
  background: var(--primary); transition: width .4s ease;
}
.progress-lg-bar.is-full { background: var(--danger); }
.progress-meta {
  display: flex; justify-content: space-between; margin-top: 10px;
  font-size: 12.5px; color: var(--text-2);
}

/* ---------------------------------------------------------------- 表单 */
.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: 12.5px; color: var(--text-2); margin-bottom: 6px; }
input[type=text], input[type=password], input[type=number], input[type=date], select, textarea {
  width: 100%; padding: 8px 11px; font-size: 13.5px; font-family: inherit;
  color: var(--text); background: #fff;
  border: 1px solid #d8dde5; border-radius: var(--radius-sm);
  outline: none; transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(27, 111, 224, .12);
}
textarea { resize: vertical; line-height: 1.7; font-size: 13px; }
select { cursor: pointer; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.form-grid .field-wide { grid-column: 1 / -1; }
@media (max-width: 820px) { .form-grid { grid-template-columns: 1fr; } }

.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.filters .f { display: block; }
.filters .f > span { display: block; font-size: 12px; color: var(--text-3); margin-bottom: 5px; }
.filters .f select, .filters .f input { min-width: 150px; }
.filters .f-wide input { min-width: 300px; }
.f-actions { display: flex; gap: 8px; }

/* ---------------------------------------------------------------- 按钮 */
.btn {
  display: inline-block; padding: 8px 15px; font-size: 13.5px; font-family: inherit;
  color: var(--text); background: #fff; border: 1px solid #d8dde5;
  border-radius: var(--radius-sm); cursor: pointer; white-space: nowrap;
  transition: background .15s, border-color .15s, color .15s;
}
.btn:hover { border-color: #b9c2ce; background: #fafbfc; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: #bf3434; border-color: #bf3434; }
.btn-warn { color: var(--warn); border-color: #f0d5a8; background: #fffaf1; }
.btn-warn:hover { background: #fff4e2; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--line-soft); color: var(--text); }
.btn-sm { padding: 6px 11px; font-size: 12.5px; }
.btn-block { width: 100%; padding: 10px; font-size: 14.5px; }
.btn-link {
  background: none; border: none; padding: 0 6px; color: var(--primary);
  cursor: pointer; font-size: 12.5px; font-family: inherit;
}
.btn-link:hover { text-decoration: underline; }
.btn-link.danger { color: var(--danger); }
.btn-link.warn { color: var(--warn); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }

/* ---------------------------------------------------------------- 表格 */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th, .table td {
  padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--line-soft); white-space: nowrap;
}
.table th {
  background: #fafbfc; font-weight: 600; font-size: 12.5px; color: var(--text-2);
  border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2;
}
.table tbody tr:hover { background: #f8fafc; }
.table td.mono { font-family: ui-monospace, Consolas, monospace; font-size: 12.5px; }
.table .th-actions { position: sticky; right: 0; background: #fafbfc; }
.table td.td-actions { position: sticky; right: 0; background: #fff; }
/* 操作列固定在右侧时会盖住最后一列，加阴影 + 分隔线表明它是浮层而非数据缺失 */
.table .th-actions,
.table td.td-actions {
  border-left: 1px solid var(--line);
  box-shadow: -8px 0 8px -8px rgba(16, 24, 40, .16);
}
.table tbody tr:hover td.td-actions { background: #f8fafc; }
.table .empty { text-align: center; color: var(--text-3); padding: 40px 0; }

.tag {
  display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px;
  background: var(--line-soft); color: var(--text-2);
}
.tag-primary { background: var(--primary-soft); color: var(--primary-dark); }
.tag-success { background: #e7f7ee; color: var(--success); }
.tag-danger { background: #fdeceb; color: var(--danger); }
.tag-warn { background: #fdf3e3; color: var(--warn); }

.pager { display: flex; gap: 6px; align-items: center; justify-content: flex-end; padding-top: 14px; flex-wrap: wrap; }
.pager button {
  min-width: 32px; height: 30px; padding: 0 8px; font-size: 12.5px; font-family: inherit;
  background: #fff; border: 1px solid #d8dde5; border-radius: var(--radius-sm); cursor: pointer;
}
.pager button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pager button.active { background: var(--primary); border-color: var(--primary); color: #fff; }
.pager button:disabled { opacity: .45; cursor: not-allowed; }
.pager .pager-info { font-size: 12.5px; color: var(--text-3); margin-right: 8px; }

/* ---------------------------------------------------------------- 图表 */
.bars { display: grid; gap: 9px; }
.bar-row { display: grid; grid-template-columns: 110px 1fr 68px; align-items: center; gap: 10px; }
.bar-name { font-size: 12.5px; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { height: 16px; background: var(--line-soft); border-radius: 4px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--primary); border-radius: 4px; transition: width .4s ease; }
.bar-val { font-size: 12.5px; color: var(--text-2); text-align: right; font-variant-numeric: tabular-nums; }
.bar-row.is-child .bar-fill { background: #5dc6a0; }

.trend { display: flex; align-items: flex-end; gap: 6px; height: 150px; padding-top: 10px; }
.trend-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 5px; min-width: 0; }
.trend-bar { width: 100%; max-width: 34px; background: var(--primary); border-radius: 4px 4px 0 0; min-height: 3px; }
.trend-label { font-size: 11px; color: var(--text-3); white-space: nowrap; }
.trend-val { font-size: 11px; color: var(--text-2); }

/* ---------------------------------------------------------------- 二维码 */
.qr-body { display: flex; align-items: center; justify-content: center; min-height: 260px; }
.qr-box {
  display: flex; align-items: center; justify-content: center;
  padding: 14px; border: 1px dashed var(--line); border-radius: var(--radius); background: #fff;
}
.qr-box img { display: block; width: 240px; height: 240px; image-rendering: pixelated; }

/* ---------------------------------------------------------------- 弹层 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(15, 23, 42, .38);
  display: flex; align-items: center; justify-content: center; padding: 24px; z-index: 100;
}
.modal {
  width: 100%; max-width: 620px; max-height: 88vh; display: flex; flex-direction: column;
  background: #fff; border-radius: 14px; overflow: hidden;
  box-shadow: 0 20px 48px rgba(15, 23, 42, .22);
}
.modal-sm { max-width: 420px; }
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 15px 18px; border-bottom: 1px solid var(--line-soft);
}
.modal-head h3 { font-size: 15px; }
.modal-close {
  background: none; border: none; font-size: 22px; line-height: 1; color: var(--text-3);
  cursor: pointer; padding: 0 4px;
}
.modal-close:hover { color: var(--text); }
.modal-body { padding: 18px; overflow-y: auto; }
.modal-foot {
  display: flex; justify-content: flex-end; gap: 8px;
  padding: 13px 18px; border-top: 1px solid var(--line-soft); background: #fafbfc;
}

.kv { display: grid; grid-template-columns: 104px 1fr; gap: 9px 14px; font-size: 13.5px; }
.kv dt { color: var(--text-3); }
.kv dd { margin: 0; word-break: break-all; }
.kv .full { grid-column: 1 / -1; }
.section-label {
  grid-column: 1 / -1; font-size: 12.5px; font-weight: 600; color: var(--primary-dark);
  padding-bottom: 6px; border-bottom: 1px solid var(--line-soft); margin-top: 8px;
}
.reveal-box {
  grid-column: 1 / -1; background: #fff8e6; border: 1px solid #f0d5a8;
  border-radius: var(--radius-sm); padding: 10px 12px; font-size: 13px;
}

/* ---------------------------------------------------------------- 提示 */
#toast-wrap {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  z-index: 300; display: grid; gap: 8px; justify-items: center; pointer-events: none;
}
.toast {
  padding: 9px 16px; border-radius: 8px; font-size: 13.5px; color: #fff;
  background: #2b3440; box-shadow: 0 6px 20px rgba(15, 23, 42, .2);
  animation: toast-in .18s ease;
}
.toast.ok { background: var(--success); }
.toast.err { background: var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

.loading-ring {
  display: inline-block; width: 15px; height: 15px; vertical-align: -2px;
  border: 2px solid rgba(255, 255, 255, .45); border-top-color: #fff;
  border-radius: 50%; animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }