:root {
  --bg: #f4f6fa;
  --panel: #ffffff;
  --panel-2: #fafbfd;
  --border: #e4e9f1;
  --border-strong: #d3dae6;
  --text: #16202e;
  --text-2: #4a5768;
  --muted: #8894a6;
  --brand: #c8102e;
  --brand-soft: #fdeef1;
  --accent: #2b6cb0;
  --accent-soft: #ebf2fb;
  --ok: #17795e;
  --ok-soft: #e8f6f1;
  --warn: #a9731a;
  --warn-soft: #fdf4e3;
  --danger: #c0392b;
  --danger-soft: #fdeeec;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 32, 54, .05), 0 6px 20px rgba(16, 32, 54, .05);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------------- 登录 ---------------- */
.login-wrap {
  min-height: 100%;
  display: grid;
  place-items: center;
  background:
    radial-gradient(1000px 500px at 15% -10%, #e8eefb 0%, transparent 60%),
    radial-gradient(900px 500px at 100% 0%, #fdeaee 0%, transparent 55%),
    var(--bg);
  padding: 24px;
}
.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(16, 32, 54, .10);
  padding: 32px 28px;
}
.login-card h1 { margin: 0 0 4px; font-size: 20px; }
.login-card p.sub { margin: 0 0 24px; color: var(--muted); font-size: 13px; }
.login-brand {
  display: flex; align-items: center; gap: 10px; margin-bottom: 20px;
}
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--brand); color: #fff;
  display: grid; place-items: center; font-weight: 700; font-size: 15px;
  letter-spacing: -.5px;
}

/* ---------------- 布局 ---------------- */
.app { display: flex; flex-direction: column; height: 100%; }

.topbar {
  height: 56px;
  flex: 0 0 56px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 20px;
  position: sticky; top: 0; z-index: 40;
}
.topbar .brand { display: flex; align-items: center; gap: 10px; font-weight: 650; }
.topbar .spacer { flex: 1; }
.topbar .who { color: var(--text-2); font-size: 13px; }

.layout { display: flex; flex: 1; min-height: 0; }

.sidebar {
  width: 184px;
  flex: 0 0 184px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 14px 10px;
  display: flex; flex-direction: column; gap: 2px;
}
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  color: var(--text-2);
  cursor: pointer;
  font-size: 13.5px;
  border: none; background: none; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active { background: var(--brand-soft); color: var(--brand); font-weight: 600; }
.nav-item .ico { width: 16px; height: 16px; flex: 0 0 16px; }
.sidebar .foot { margin-top: auto; padding: 10px 12px; color: var(--muted); font-size: 11.5px; line-height: 1.5; }

.content { flex: 1; min-width: 0; overflow: auto; padding: 20px 22px 40px; }
.page-head { display: flex; align-items: flex-end; gap: 14px; margin-bottom: 16px; flex-wrap: wrap; }
.page-head h2 { margin: 0; font-size: 19px; }
.page-head .desc { color: var(--muted); font-size: 12.5px; }
.page-head .right { margin-left: auto; display: flex; gap: 8px; align-items: center; }

/* ---------------- 卡片 / 区块 ---------------- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card + .card { margin-top: 16px; }
.card-head {
  padding: 13px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.card-head h3 { margin: 0; font-size: 14.5px; }
.card-head .hint { color: var(--muted); font-size: 12px; }
.card-head .right { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.card-body { padding: 16px; }
.card-body.tight { padding: 0; }

.grid { display: grid; gap: 14px; }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 1080px) {
  .grid.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; }
}

.stat { padding: 15px 16px; }
.stat .label { color: var(--muted); font-size: 12px; display: flex; align-items: center; gap: 6px; }
.stat .value { font-size: 25px; font-weight: 660; letter-spacing: -.5px; margin-top: 4px; }
.stat .sub { color: var(--muted); font-size: 11.5px; margin-top: 2px; }
.stat.accent .value { color: var(--brand); }

/* ---------------- 徽标 ---------------- */
.pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 9px; border-radius: 999px;
  font-size: 11.5px; font-weight: 600; line-height: 1.5;
  border: 1px solid transparent; white-space: nowrap;
}
.pill.gray { background: #eef1f6; color: var(--text-2); }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.danger { background: var(--danger-soft); color: var(--danger); }
.pill.brand { background: var(--brand-soft); color: var(--brand); }
.pill.accent { background: var(--accent-soft); color: var(--accent); }
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.pill .dot.blink { animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 0%,100% { opacity: 1 } 50% { opacity: .25 } }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 7px 13px; border-radius: 8px;
  border: 1px solid var(--border-strong); background: var(--panel);
  color: var(--text-2); cursor: pointer; font-size: 13px; font-weight: 500;
  transition: background .12s, border-color .12s, color .12s;
  white-space: nowrap;
}
.btn:hover { background: var(--panel-2); border-color: var(--muted); color: var(--text); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover { background: #a70d26; border-color: #a70d26; color: #fff; }
.btn.accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.accent:hover { background: #245b96; color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: #eef1f6; }
.btn.danger { color: var(--danger); border-color: #eccac5; }
.btn.danger:hover { background: var(--danger-soft); border-color: var(--danger); }
.btn.sm { padding: 4px 9px; font-size: 12px; border-radius: 7px; }
.btn.icon { padding: 4px 7px; font-size: 12px; }

/* ---------------- 表单 ---------------- */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-2); margin-bottom: 5px; }
.field .help { color: var(--muted); font-size: 11.5px; margin-top: 5px; line-height: 1.5; }
.field .help code { background: #eef1f6; padding: 1px 5px; border-radius: 4px; font-family: var(--mono); font-size: 11px; }

input[type=text], input[type=password], input[type=number], select, textarea {
  width: 100%; padding: 8px 11px;
  border: 1px solid var(--border-strong); border-radius: 8px;
  background: var(--panel); outline: none;
  transition: border-color .12s, box-shadow .12s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(43, 108, 176, .12);
}
textarea { resize: vertical; min-height: 76px; font-family: var(--mono); font-size: 12.5px; }
input[type=number] { -moz-appearance: textfield; }

.switch { display: inline-flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.switch input { display: none; }
.switch .track {
  width: 38px; height: 21px; border-radius: 999px; background: #cfd6e2;
  position: relative; transition: background .15s; flex: 0 0 38px;
}
.switch .track::after {
  content: ''; position: absolute; top: 2px; left: 2px;
  width: 17px; height: 17px; border-radius: 50%; background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,.2); transition: transform .15s;
}
.switch input:checked + .track { background: var(--ok); }
.switch input:checked + .track::after { transform: translateX(17px); }
.switch input:disabled + .track { opacity: .5; }
.switch .txt { font-size: 13px; }

.inline { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row-split { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 0 16px; }

/* ---------------- 表格 ---------------- */
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left; font-weight: 600; color: var(--muted); font-size: 11.5px;
  text-transform: none; letter-spacing: .2px;
  padding: 9px 12px; border-bottom: 1px solid var(--border);
  background: var(--panel-2); position: sticky; top: 0; white-space: nowrap;
}
td { padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tbody tr:hover { background: #f8fafd; }
tbody tr:last-child td { border-bottom: none; }
td.mono, .mono { font-family: var(--mono); font-size: 12.5px; }
td.num, .num { text-align: right; font-variant-numeric: tabular-nums; }
.empty { padding: 34px 16px; text-align: center; color: var(--muted); font-size: 13px; }
.empty .big { font-size: 26px; margin-bottom: 6px; opacity: .5; }

.qty-big { font-weight: 660; font-variant-numeric: tabular-nums; }
.qty-zero { color: var(--muted); }
.qty-ok { color: var(--ok); }

/* ---------------- 提示条 ---------------- */
.banner {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 13px 15px; border-radius: var(--radius);
  border: 1px solid var(--border); background: var(--panel);
  margin-bottom: 16px;
}
.banner.warn { background: var(--warn-soft); border-color: #f0dcb4; }
.banner.danger { background: var(--danger-soft); border-color: #f2cdc7; }
.banner.info { background: var(--accent-soft); border-color: #cfe0f3; }
.banner.ok { background: var(--ok-soft); border-color: #c8e6da; }
.banner .ic { font-size: 17px; line-height: 1.3; }
.banner .bd { flex: 1; min-width: 0; }
.banner .bd b { display: block; margin-bottom: 2px; font-size: 13.5px; }
.banner .bd p { margin: 0; color: var(--text-2); font-size: 12.5px; }
.banner .bd code { background: rgba(0,0,0,.05); padding: 1px 5px; border-radius: 4px; font-family: var(--mono); font-size: 11.5px; }

/* ---------------- 弹窗 ---------------- */
.modal-mask {
  position: fixed; inset: 0; background: rgba(16, 26, 44, .42);
  display: grid; place-items: center; z-index: 100; padding: 20px;
  backdrop-filter: blur(2px);
}
.modal {
  background: var(--panel); border-radius: 14px; width: 100%;
  box-shadow: 0 24px 60px rgba(10, 20, 40, .25);
  max-height: 90vh; display: flex; flex-direction: column;
}
.modal-head { padding: 15px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; }
.modal-head h3 { margin: 0; font-size: 15px; }
.modal-head .x { margin-left: auto; }
.modal-body { padding: 18px; overflow: auto; }
.modal-foot { padding: 13px 18px; border-top: 1px solid var(--border); display: flex; gap: 9px; justify-content: flex-end; }

/* ---------------- 提示泡 ---------------- */
.toasts { position: fixed; right: 18px; bottom: 18px; display: flex; flex-direction: column; gap: 9px; z-index: 200; }
.toast {
  background: #1d2836; color: #fff; padding: 10px 15px; border-radius: 9px;
  font-size: 13px; box-shadow: 0 10px 26px rgba(10,20,40,.24); max-width: 400px;
  animation: slideIn .18s ease-out;
}
.toast.ok { background: #17795e; }
.toast.err { background: #c0392b; }
.toast.warn { background: #a9731a; }
@keyframes slideIn { from { transform: translateY(8px); opacity: 0 } }

/* ---------------- 代码块 ---------------- */
pre.code {
  background: #f7f9fc; border: 1px solid var(--border); border-radius: 8px;
  padding: 12px; font-family: var(--mono); font-size: 12px; line-height: 1.6;
  overflow: auto; max-height: 340px; margin: 0; white-space: pre-wrap; word-break: break-word;
}

/* ---------------- 日志级别 ---------------- */
.lv { font-size: 11px; font-weight: 700; padding: 1px 6px; border-radius: 5px; font-family: var(--mono); }
.lv.info { background: #eef1f6; color: var(--text-2); }
.lv.warn { background: var(--warn-soft); color: var(--warn); }
.lv.error { background: var(--danger-soft); color: var(--danger); }

.section-title {
  font-size: 12px; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: .6px; margin: 22px 0 10px;
}
.section-title:first-child { margin-top: 0; }

.spin {
  width: 13px; height: 13px; border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg) } }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.nowrap { white-space: nowrap; }