:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #15171a;
  --muted: #667085;
  --line: #d9dee7;
  --accent: #2563eb;
  --accent-soft: #eef4ff;
  --ok: #047857;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-text-size-adjust: 100%;
}

button,
input,
textarea {
  font: inherit;
}

.app {
  display: grid;
  gap: 14px;
  width: min(760px, 100%);
  margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) 14px max(24px, env(safe-area-inset-bottom));
}

.topbar,
.sectionHead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.headerActions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: 22px;
  line-height: 1.2;
}

h2,
h3 {
  font-size: 16px;
}

.topbar p,
.status,
.itemDesc,
label,
.unit,
.installHint span {
  color: var(--muted);
}

button {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  background: var(--panel);
  color: var(--text);
}

.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.ghost {
  background: transparent;
}

.toggleButton[aria-pressed="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
}

.tabs,
.settings,
.quickActions,
.summary,
.installHint,
.aiSettings {
  display: grid;
  gap: 8px;
}

.tabs {
  grid-template-columns: repeat(3, 1fr);
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.tabButton {
  min-height: 38px;
  border: 0;
  background: transparent;
  color: var(--muted);
}

.tabButton.active {
  background: var(--accent);
  color: #fff;
  font-weight: 700;
}

.tabPanel {
  display: none;
  gap: 14px;
}

.tabPanel.active {
  display: grid;
}

.settings {
  grid-template-columns: 1fr 90px 112px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.aiSettings {
  grid-template-columns: minmax(0, 1fr);
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.aiSettings span {
  color: var(--muted);
  font-size: 12px;
}

.quickActions {
  grid-template-columns: 1fr 120px;
  align-items: end;
}

label {
  display: grid;
  gap: 4px;
  min-width: 0;
  font-size: 12px;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 9px 10px;
  background: #fff;
  color: var(--text);
}

input:focus,
textarea:focus {
  outline: 2px solid rgba(37, 99, 235, 0.18);
  border-color: var(--accent);
}

.catalog,
.quotePanel,
.replyPanel,
.aiPanel {
  display: grid;
  gap: 12px;
}

.aiPanel {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.category {
  display: grid;
  gap: 8px;
}

.item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) 82px 70px 34px;
  gap: 8px;
  align-items: start;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.item.selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.item input[type="checkbox"] {
  width: auto;
  margin-top: 9px;
}

.item strong {
  display: block;
  overflow-wrap: anywhere;
}

.itemDesc {
  margin-top: 3px;
  font-size: 12px;
}

.priceInput,
.qty {
  text-align: right;
}

.unit {
  padding-top: 30px;
  font-size: 11px;
}

.summary {
  grid-template-columns: repeat(3, 1fr);
}

.summary div,
.installHint {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel);
}

.summary span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.summary strong {
  display: block;
  margin-top: 3px;
  font-size: 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

#quoteOutput {
  min-height: 170px;
  resize: vertical;
  font-family: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  font-size: 12px;
}

#chineseSummaryOutput,
#customerReplyOutput,
#clientMessageInput,
#clientAnalysisOutput,
#replyIntentInput,
#replyAssistantOutput {
  min-height: 90px;
  resize: vertical;
}

#clientMessageInput,
#clientAnalysisOutput,
#replyIntentInput,
#replyAssistantOutput {
  min-height: 180px;
}

.inlineCheck {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.inlineCheck input {
  width: auto;
}

.status {
  min-height: 22px;
}

.status.ok {
  color: var(--ok);
}

@media (max-width: 520px) {
  .settings {
    grid-template-columns: 1fr 84px;
  }

  .settings label:first-child {
    grid-column: 1 / -1;
  }

  .item {
    grid-template-columns: 28px minmax(0, 1fr) 78px 66px;
  }

  .unit {
    grid-column: 4;
    padding-top: 0;
    text-align: right;
  }

  .summary {
    grid-template-columns: 1fr;
  }
}