:root {
  --ink: #1f1f1f;
  --muted: #666;
  --paper: #f5f7fa;
  --card: #fff;
  --line: #ebeef5;
  --pine: #409eff;
  --pine-2: #337ecc;
  --coral: #f56c6c;
  --good: #67c23a;
  --warn: #e6a23c;
  --sidebar: #e8f6f8;
  --side-text: #303133;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--paper);
  color: var(--ink);
  font-size: 14px;
}
a { color: var(--pine); text-decoration: none; }
h1 { font-size: 18px; font-weight: 600; margin: 0; color: #303133; }
h2, h3 { font-size: 15px; font-weight: 600; margin: 0 0 10px; color: #303133; }
.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: #fff;
}
.auth-card {
  width: min(400px, 92vw);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px 24px;
}
.brand { font-weight: 700; letter-spacing: .04em; color: #303133; font-size: 15px; }
.auth-card h1 { margin: 8px 0 4px; font-size: 22px; }
.sub { color: var(--muted); margin: 0 0 14px; font-size: 13px; }
label { display: block; font-size: 13px; margin: 10px 0 6px; color: #606266; }
input, select, textarea {
  width: 100%;
  border: 1px solid #dcdfe6;
  background: #fff;
  color: var(--ink);
  border-radius: 4px;
  padding: 8px 10px;
  font: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--pine);
}
input[readonly], textarea[readonly] { background: #fafafa; color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border: 0; border-radius: 4px; padding: 8px 14px; font: inherit; cursor: pointer;
  color: var(--ink);
}
.btn-primary { background: var(--pine); color: #fff; width: 100%; margin-top: 16px; }
.btn-ghost { background: #fff; border: 1px solid #dcdfe6; color: #606266; }
.btn-coral { background: var(--coral); color: #fff; }
.layout { display: grid; grid-template-columns: 300px 1fr; min-height: 100vh; background: #fff; }
.side {
  background: var(--sidebar);
  color: var(--side-text);
  padding: 18px 0 36px;
  border-right: 1px solid #d7ebee;
  font-size: 21px;
}
.side .brand { padding: 15px 24px 21px; font-size: 23px; }
.side a {
  display: block; color: inherit; padding: 14px 24px; margin: 0; border-left: 5px solid transparent; font-size: 21px;
}
.side a.active, .side a:hover {
  background: #fff;
  color: var(--pine);
  border-left-color: var(--coral);
}
.side .who { padding: 0 24px 18px; color: #606266; font-size: 18px; }
.side .who b { color: var(--ink); font-weight: 650; }
.side .group {
  margin: 0;
  padding: 15px 24px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0;
  color: #303133;
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.side .group::-webkit-details-marker { display: none; }
.side .group::after { content: "▸"; font-size: 17px; opacity: .55; color: #909399; }
.side details[open] > .group::after { content: "▾"; }
.side .group:hover { background: rgba(255,255,255,.55); }
.side details.nav-group { margin: 0; }
.ops { display: flex; align-items: center; gap: 10px; }
.shelf-form { display: inline-flex; margin: 0; }
.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 22px;
  flex: 0 0 auto;
}
.switch input { opacity: 0; width: 0; height: 0; position: absolute; }
.slider {
  position: absolute; inset: 0; cursor: pointer;
  background: #dcdfe6; border-radius: 999px; transition: .2s;
}
.slider:before {
  content: ""; position: absolute; height: 16px; width: 16px;
  left: 3px; top: 3px; background: #fff; border-radius: 50%; transition: .2s;
}
.switch input:checked + .slider { background: var(--pine); }
.switch input:checked + .slider:before { transform: translateX(18px); }
summary { cursor: pointer; color: var(--ink); }
.main { padding: 18px 22px 40px; background: var(--paper); }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.pills { display: flex; gap: 10px; flex-wrap: wrap; }
.pill {
  background: #fff; border: 1px solid var(--line); border-radius: 4px;
  padding: 12px 14px; min-width: 140px;
}
.pill b { display: block; font-size: 20px; margin-top: 4px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 4px; padding: 14px;
}
.table {
  width: 100%; border-collapse: collapse; background: #fff;
  border: 1px solid var(--line); margin-bottom: 16px;
}
.table th, .table td {
  text-align: left; padding: 10px 12px;
  border-bottom: 1px solid var(--line); font-size: 13px; color: var(--ink);
}
.table th { background: #fafafa; color: #606266; font-weight: 600; }
.table tr:hover td { background: #f5f7fa; }
.flash { background:#ecf5ff; border:1px solid #d9ecff; color:#409eff; padding:10px 12px; border-radius:4px; margin:0 0 14px; }
.flash.ok { background:#f0f9eb; border-color:#e1f3d8; color:#67c23a; }
.flash.bad { background:#fef0f0; border-color:#fde2e2; color:#f56c6c; }
.badge { border-radius: 3px; padding: 2px 8px; font-size: 12px; }
.ok { background: #f0f9eb; color: #67c23a; }
.warn { background: #fdf6ec; color: #e6a23c; }
.bad { background: #fef0f0; color: #f56c6c; }
.country-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 4px;
  margin: 0 0 14px;
}
.country-tabs a {
  padding: 8px 14px;
  border-radius: 4px;
  color: var(--ink);
  font-weight: 500;
}
.country-tabs a.active {
  background: var(--pine);
  color: #fff;
}
.muted { color: var(--muted); font-size: 13px; max-width: 480px; }
.badge.avail { background: #f0f9eb; color: #67c23a; font-weight: 600; }
.badge.sold { background: #fef0f0; color: #f56c6c; font-weight: 600; }
.btn-sm { width: auto; margin: 0; padding: 5px 10px; font-size: 12px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 16px; align-items: flex-end; }
.filters input, .filters select { width: auto; min-width: 140px; }
.filters label { margin: 0; }
.err { background: #fef0f0; border-color: #fde2e2; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
pre.sms { white-space: pre-wrap; margin: 0; font-family: inherit; }
code { background: #f5f7fa; padding: 2px 6px; border-radius: 3px; word-break: break-all; color: var(--ink); }
.modal-bg {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 50;
  place-items: center;
  padding: 20px;
}
.modal-bg.show { display: grid; }
.modal {
  background: #fff;
  width: min(640px, 94vw);
  max-height: 90vh;
  overflow: auto;
  border-radius: 6px;
  padding: 18px 20px 22px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
}
.dropzone {
  border: 1px dashed #dcdfe6;
  border-radius: 4px;
  padding: 14px;
  text-align: center;
  color: var(--muted);
  margin: 8px 0 10px;
  cursor: pointer;
  background: #fafafa;
}
.dropzone.on { border-color: var(--pine); background: #ecf5ff; color: var(--pine); }
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .side { display: flex; gap: 0; overflow: auto; }
  .side a { white-space: nowrap; }
}