:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1f2733;
  --muted: #6b7686;
  --border: #dde3ec;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --ok: #16a34a;
  --warn: #d97706;
  --err: #dc2626;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
}
.hidden { display: none !important; }

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
header h1 { margin: 0; font-size: 20px; }
header .sub { font-size: 13px; font-weight: normal; color: var(--muted); margin-left: 8px; }
.header-right { display: flex; align-items: center; gap: 12px; }
.badge {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 12px;
  background: #e8edf5;
  color: var(--muted);
}
.badge.local { background: #dcfce7; color: var(--ok); }
.badge.remote { background: #fef3c7; color: var(--warn); }

main { max-width: 980px; margin: 20px auto; padding: 0 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 14px;
}

.params .param-group { margin: 6px 0; }
.param-group { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; }
.param-label { font-weight: 600; min-width: 130px; }
.param-group label { cursor: pointer; }
.hint { color: var(--muted); font-size: 12px; }

.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tab {
  padding: 8px 22px;
  border: 1px solid var(--border);
  border-radius: 8px 8px 0 0;
  background: #e8edf5;
  cursor: pointer;
  font-size: 14px;
  color: var(--muted);
}
.tab.active { background: var(--card); color: var(--text); font-weight: 600; border-bottom-color: var(--card); }

button {
  font-family: inherit;
  font-size: 14px;
  padding: 7px 16px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: #fff;
  cursor: pointer;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: default; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover:not(:disabled) { background: var(--accent-dark); }
.link-btn {
  border: none; background: none; padding: 0;
  color: var(--accent); text-decoration: underline; cursor: pointer; font-size: inherit;
}

.actions { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.status { color: var(--muted); }
.status.err { color: var(--err); }
.error { color: var(--err); margin-top: 8px; }

/* drag&drop */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 10px;
  padding: 28px;
  text-align: center;
  transition: border-color .15s, background .15s;
}
.drop-zone.drag { border-color: var(--accent); background: #eff4ff; }
.drop-zone p { margin: 4px 0; }
.picked { margin-top: 10px; }
.picked-row { padding: 4px 0; }
.picked-row .tag {
  display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 10px;
  margin-right: 8px; background: #e8edf5; color: var(--muted);
}

/* браузер папок */
.folder-row { display: flex; gap: 8px; margin-top: 10px; }
.folder-row input { flex: 1; padding: 7px 10px; border: 1px solid var(--border); border-radius: 7px; font-size: 14px; }
.browser { margin-top: 10px; border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; background: #fafbfd; }
.crumbs { font-size: 13px; margin-bottom: 8px; word-break: break-all; }
.crumbs a { color: var(--accent); cursor: pointer; text-decoration: none; }
.crumbs a:hover { text-decoration: underline; }
.dir-list { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow-y: auto; }
.dir-list li {
  padding: 4px 8px; border-radius: 5px; cursor: pointer;
}
.dir-list li:hover { background: #eff4ff; }
.dir-list .xml-note { color: var(--ok); font-size: 12px; margin-left: 6px; }

/* таблицы */
.result-table { width: 100%; border-collapse: collapse; margin-top: 10px; }
.result-table th, .result-table td {
  text-align: left; padding: 6px 10px; border-bottom: 1px solid var(--border); font-size: 13px;
}
.result-table th { color: var(--muted); font-weight: 600; }
.result-table td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.ok-mark { color: var(--ok); font-weight: 700; }
.warn-mark { color: var(--warn); }
.err-mark { color: var(--err); font-weight: 700; }

.progress-bar { height: 10px; border-radius: 5px; background: #e8edf5; overflow: hidden; margin: 8px 0 6px; }
.progress-fill { height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.summary { margin-top: 12px; padding: 10px 14px; border-radius: 8px; background: #f0f7f1; }

/* итоги расчёта upload */
.totals-grid { display: flex; flex-wrap: wrap; gap: 18px; margin: 10px 0; }
.totals-grid .cell { min-width: 150px; }
.totals-grid .cell .v { font-size: 17px; font-weight: 600; font-variant-numeric: tabular-nums; }
.totals-grid .cell .k { font-size: 12px; color: var(--muted); }
.file-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.file-links a {
  display: inline-block; padding: 6px 14px; border: 1px solid var(--border);
  border-radius: 7px; color: var(--accent); text-decoration: none; font-size: 13px; background: #fff;
}
.file-links a:hover { border-color: var(--accent); }

/* оверлей пароля */
.overlay {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(31, 39, 51, .55);
  display: flex; align-items: center; justify-content: center;
}
.auth-card {
  background: var(--card); border-radius: 12px; padding: 28px 34px;
  width: 320px; text-align: center; box-shadow: 0 12px 40px rgba(0,0,0,.25);
}
.auth-card h2 { margin: 0 0 4px; }
.auth-card p { margin: 0 0 14px; color: var(--muted); }
.auth-card input {
  width: 100%; padding: 9px 12px; margin-bottom: 12px;
  border: 1px solid var(--border); border-radius: 7px; font-size: 14px;
}
.auth-card button { width: 100%; background: var(--accent); border-color: var(--accent); color: #fff; }