/* 活码控制台 · 低饱和暖色系 */
:root {
  --bg: #f7f4ee;
  --panel: #fffdf9;
  --border: #e9e1d3;
  --border-strong: #ddd2bf;
  --text: #3c362e;
  --text-2nd: #8a7f6e;
  --accent: #b06a3b;
  --accent-hover: #9a5a30;
  --accent-soft: #f3e6da;
  --danger: #b0492f;
  --danger-soft: #f6e3dd;
  --ok: #5d7a4e;
  --shadow: 0 1px 3px rgba(90, 74, 52, .08), 0 4px 14px rgba(90, 74, 52, .05);
  --radius: 10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.6;
}
.hidden { display: none !important; }

/* ---------- 登录页 ---------- */
.login-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 56px 64px;
  text-align: center;
  max-width: 420px;
  width: 100%;
}
.login-logo {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--accent);
}
.login-sub { color: var(--text-2nd); margin: 10px 0 0; }
.login-tip { color: var(--text-2nd); font-size: 13px; margin: 28px 0 18px; }
.btn-login { display: inline-block; width: 100%; padding: 12px 0; font-size: 15px; }

/* ---------- 顶栏 ---------- */
.topbar {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--accent);
  display: inline-block;
  position: relative;
}
.brand-mark::after {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 3px;
  background: var(--panel);
}
.brand-name { font-size: 16px; font-weight: 600; letter-spacing: 1px; }
.topbar-user { display: flex; align-items: center; gap: 10px; }
.user-avatar { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; }
.user-name { font-weight: 500; }

/* ---------- 主区域 ---------- */
.main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px 24px 64px;
}

/* ---------- 总览卡片 ---------- */
.overview-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr) 2fr;
  gap: 16px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 22px;
}
.stat-label { color: var(--text-2nd); font-size: 13px; }
.stat-value { font-size: 30px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.top-list { list-style: none; margin: 6px 0 0; padding: 0; }
.top-list li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  padding: 2px 0;
  cursor: pointer;
}
.top-list li:hover .top-name { color: var(--accent); }
.top-name {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  max-width: 70%;
}
.top-scans { color: var(--text-2nd); font-variant-numeric: tabular-nums; }
.top-empty { color: var(--text-2nd); }

/* ---------- 面板 ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 24px;
  padding: 20px 24px;
}
.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.panel-title { font-size: 17px; font-weight: 600; margin: 0; display: flex; align-items: center; gap: 12px; }
.panel-actions { display: flex; gap: 10px; align-items: center; }
.search-input { width: 260px; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.table th {
  color: var(--text-2nd);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .5px;
  white-space: nowrap;
}
.table tbody tr { cursor: pointer; transition: background .12s; }
.table tbody tr:hover { background: #faf5ec; }
.table-sm th, .table-sm td { padding: 7px 10px; font-size: 13px; }
.col-qr { width: 64px; }
.col-num { text-align: right !important; }
.col-ops { width: 190px; }
.col-sortable { cursor: pointer; user-select: none; }
.col-sortable:hover { color: var(--accent); }
.qr-thumb {
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  display: block;
}
.cell-name { font-weight: 500; }
.cell-sub { font-size: 12px; color: var(--text-2nd); margin-top: 2px; }
.short-link {
  color: var(--accent);
  text-decoration: none;
  font-size: 12px;
  word-break: break-all;
}
.short-link:hover { text-decoration: underline; }
.cell-target {
  max-width: 320px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: var(--text-2nd);
  font-size: 13px;
}
.cell-scans { font-weight: 600; font-variant-numeric: tabular-nums; }
.cell-time { color: var(--text-2nd); font-size: 13px; white-space: nowrap; }
.row-ops { display: flex; gap: 6px; align-items: center; }

.empty { text-align: center; color: var(--text-2nd); padding: 40px 0; }
.empty-sm { padding: 16px 0; font-size: 13px; }

/* ---------- 分页 ---------- */
.pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
}
.pager-info { color: var(--text-2nd); font-size: 13px; }
.pager-btns { display: flex; gap: 8px; }

/* ---------- 按钮 / 输入 ---------- */
.btn {
  display: inline-block;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: background .12s, border-color .12s, color .12s;
  line-height: 1.4;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: transparent; border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #96391f; }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.input {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  padding: 8px 12px;
  outline: none;
  transition: border-color .12s;
}
.input:focus { border-color: var(--accent); }
textarea.input { resize: vertical; }

/* ---------- 下拉菜单 ---------- */
.dropdown { position: relative; display: inline-block; }
.dropdown-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  min-width: 210px;
  padding: 6px;
  z-index: 60;
}
.dropdown-menu a {
  display: block;
  padding: 7px 12px;
  border-radius: 6px;
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
}
.dropdown-menu a:hover { background: var(--accent-soft); color: var(--accent); }

/* ---------- 详情面板 ---------- */
.detail-panel { border-color: var(--border-strong); }
.detail-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  color: var(--text-2nd);
  font-size: 13px;
  margin-bottom: 18px;
}
.detail-meta b { color: var(--text); font-weight: 600; }
.chart-tabs { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.chart-tabs-label { font-size: 14px; font-weight: 600; margin-right: 8px; }
.tab-btn {
  border: 1px solid var(--border-strong);
  background: transparent;
  color: var(--text-2nd);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
}
.tab-btn.active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.chart { width: 100%; }
.chart-trend { height: 300px; }
.chart-sm { height: 260px; }
.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 20px;
}
.chart-title { font-size: 14px; font-weight: 600; margin: 0 0 8px; }
.detail-tables {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 24px;
  margin-top: 24px;
}
.ua-cell {
  max-width: 340px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  color: var(--text-2nd);
  font-size: 12px;
}

/* ---------- 弹窗 ---------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(60, 50, 36, .35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 24px;
}
.modal {
  background: var(--panel);
  border-radius: 14px;
  box-shadow: 0 8px 40px rgba(60, 50, 36, .2);
  padding: 26px 28px;
  width: 100%;
  max-width: 480px;
}
.modal-narrow { max-width: 380px; }
.modal-title { margin: 0 0 18px; font-size: 17px; }
.field { display: block; margin-bottom: 14px; }
.field-label { display: block; font-size: 13px; color: var(--text-2nd); margin-bottom: 5px; }
.field-label em { color: var(--danger); font-style: normal; }
.modal-ops { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }
.delete-tip { color: var(--text-2nd); margin: 0; }
.result-tip { color: var(--ok); font-weight: 600; margin: 0 0 14px; }
.result-qr { text-align: center; margin-bottom: 14px; }
.result-qr img {
  width: 200px; height: 200px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}
.result-link-row { display: flex; gap: 8px; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: #fdf9f2;
  padding: 10px 22px;
  border-radius: 999px;
  font-size: 14px;
  box-shadow: var(--shadow);
  z-index: 200;
  max-width: 80vw;
}
.toast.toast-error { background: var(--danger); }

/* ---------- 筛选侧栏（文件夹 + 标签云） ---------- */
.panel-body {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 22px;
  align-items: start;
}
.filter-side {
  border-right: 1px solid var(--border);
  padding-right: 18px;
}
.filter-block + .filter-block { margin-top: 20px; }
.filter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.filter-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2nd);
  margin: 0;
  letter-spacing: .5px;
}
.filter-refresh {
  border: none;
  background: transparent;
  color: var(--text-2nd);
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
  padding: 2px 6px;
  border-radius: 6px;
  line-height: 1.4;
}
.filter-refresh:hover { color: var(--accent); background: var(--accent-soft); }
.folder-list { list-style: none; margin: 0; padding: 0; }
.folder-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  transition: background .12s;
}
.folder-item:hover { background: #faf5ec; }
.folder-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.folder-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.folder-count {
  color: var(--text-2nd);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.folder-item.active .folder-count { color: var(--accent); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.filter-empty { color: var(--text-2nd); font-size: 12px; padding: 4px 2px; }

/* ---------- chips（标签 / 文件夹） ---------- */
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 12px;
  line-height: 1.7;
  white-space: nowrap;
}
.tag-chip-btn {
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
}
.tag-chip-btn:hover { border-color: var(--accent); }
.tag-chip-btn.active { background: var(--accent); color: #fff; }
.folder-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: #f0e9dc;
  color: #7a6a52;
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 12px;
  line-height: 1.7;
  white-space: nowrap;
}
.chip-x {
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-size: 11px;
  font-family: inherit;
  padding: 0 0 0 4px;
  opacity: .7;
  line-height: 1;
}
.chip-x:hover { opacity: 1; }
.tag-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }

/* ---------- 当前筛选条 ---------- */
.active-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  padding: 8px 12px;
  background: #faf5ec;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
}
.af-label { color: var(--text-2nd); }
.af-chip {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  background: var(--panel);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 1px 8px 1px 12px;
  font-size: 12px;
  color: var(--text-2nd);
}
.af-chip b { color: var(--text); font-weight: 600; margin-left: 2px; }

/* ---------- 列表「文件夹 / 标签」列 ---------- */
.cell-tax { display: flex; flex-wrap: wrap; gap: 4px; max-width: 220px; }
.cell-tax .folder-chip, .cell-tax .tag-chip { cursor: pointer; }
.cell-tax .folder-chip:hover, .cell-tax .tag-chip:hover { filter: brightness(.96); }
.cell-none { color: var(--text-2nd); }

/* ---------- 地域分布 ---------- */
.chart-region-span { grid-column: 1 / -1; }
.empty-note { display: block; font-size: 12px; color: var(--text-2nd); margin-top: 4px; }

/* ---------- 403 无权限页 ---------- */
.forbidden-logo { color: var(--danger); }
.forbidden-user { color: var(--text-2nd); font-size: 13px; margin: -12px 0 18px; }

/* ---------- 响应式（1280 桌面为主，向下适当收缩） ---------- */
@media (max-width: 1100px) {
  .overview-row { grid-template-columns: repeat(2, 1fr); }
  .stat-card-wide { grid-column: span 2; }
  .chart-grid, .detail-tables { grid-template-columns: 1fr; }
  /* 筛选侧栏收为顶部双列 */
  .panel-body { grid-template-columns: 1fr; }
  .filter-side {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-right: 0;
    padding-bottom: 16px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .filter-block + .filter-block { margin-top: 0; }
}

@media (max-width: 720px) {
  .filter-side { grid-template-columns: 1fr; }
  .filter-block + .filter-block { margin-top: 16px; }
}