:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --border: #dfe3e8;
  --text: #1f2933;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --ok: #15803d;
  --ok-soft: #dcfce7;
  --warn: #b45309;
  --warn-soft: #fffbeb;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.topbar {
  flex: 0 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 16px;
  padding: 12px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.topbar h1 { font-size: 18px; margin: 0; }
.subtitle { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.subtitle code { background: #eef2f7; padding: 1px 5px; border-radius: 4px; }

.actions { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.status { font-size: 12px; color: var(--muted); min-width: 80px; text-align: right; }
.status.ok { color: var(--ok); }
.status.err { color: #b91c1c; }

.btn {
  padding: 7px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  font-size: 13px;
}
.btn:hover { background: #f9fafb; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #1d4ed8; }

.layout {
  flex: 1 1 auto;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(340px, 1fr) minmax(430px, 1.5fr);
  gap: 16px;
  padding: 16px 20px;
  overflow: hidden;
}

.panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.panel-head {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.panel-title { display: flex; align-items: center; gap: 8px; }
.panel-title h2 { font-size: 14px; margin: 0; }

.badge {
  display: inline-block;
  background: #eef2f7;
  color: var(--muted);
  border-radius: 999px;
  padding: 1px 8px;
  font-size: 12px;
  font-weight: 600;
}

.filters { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

.search, .select {
  padding: 6px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  background: #fff;
  color: var(--text);
}
.search { flex: 1 1 190px; min-width: 150px; }
.select { flex: 0 1 190px; }
.select.compact { flex: 0 0 auto; padding: 7px 9px; }

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

.hint {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  font-size: 12px;
  color: var(--warn);
  background: var(--warn-soft);
  border-bottom: 1px solid var(--border);
}
.hint.ready { color: var(--ok); background: var(--ok-soft); }
.hint .hint-text { flex: 1 1 auto; }
.hint button {
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 12px;
  cursor: pointer;
}

.list {
  flex: 1 1 auto;
  min-height: 0;
  list-style: none;
  margin: 0;
  padding: 8px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 6px;
  cursor: pointer;
  background: #fff;
  transition: border-color .1s, background .1s;
}
.card:hover { border-color: #c7ccd4; }
.card.active { border-color: var(--accent); background: var(--accent-soft); }
.card.assigned { border-color: #86efac; background: var(--ok-soft); }

.card .title { font-weight: 600; }
.card .meta { color: var(--muted); font-size: 12px; margin-top: 3px; }
.card .price { color: #334155; font-size: 12px; margin-top: 3px; }

.chips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.chip {
  background: #eef2f7;
  color: #334155;
  border-radius: 999px;
  padding: 1px 8px;
  font-size: 11px;
}
.chip.count { background: var(--accent); color: #fff; font-weight: 600; }
.chip.portal { background: var(--ok-soft); color: var(--ok); }

.mapping-list { margin-top: 8px; border-top: 1px dashed var(--border); padding-top: 6px; }
.mapping-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 2px 0;
}
.mapping-item .m-name { flex: 1; }
.mapping-item .m-sub { color: var(--muted); white-space: nowrap; }
.remove {
  border: none;
  background: transparent;
  color: #b91c1c;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 0 4px;
}

.empty { color: var(--muted); padding: 20px 16px; text-align: center; font-size: 13px; }

@media (max-width: 900px) {
  html, body { height: auto; }
  body { display: block; height: auto; overflow: auto; }
  .layout {
    grid-template-columns: 1fr;
    overflow: visible;
    padding: 12px;
  }
  .panel { max-height: none; }
  .list { max-height: 60vh; flex: none; }
  .status { text-align: left; }
}