:root {
  --bg: #f6f8fa;
  --surface: #ffffff;
  --surface-muted: #fafbfc;
  --border: #d0d7de;
  --border-strong: #b3bcc8;
  --ink: #1f2328;
  --muted: #57606a;
  --accent: #0969da;
  --accent-soft: #ddf4ff;
  --active-bg: #f0f7ff;
  --active-border: #0969da;
  --danger: #cf222e;
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
}

.page-shell {
  width: min(1640px, calc(100% - 48px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.site-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 16px;
}

.site-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.site-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.dot {
  opacity: 0.4;
}

.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}

.search-bar input {
  flex: 1;
  padding: 9px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font: inherit;
  font-size: 14px;
  background: var(--surface);
  color: var(--ink);
  outline: none;
}

.search-bar input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.12);
}

.search-bar button,
.detail-primary-button,
.copy-all-button,
.add-quote-button {
  padding: 9px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font: inherit;
  font-size: 13px;
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  white-space: nowrap;
}

.search-bar button:hover,
.detail-primary-button:hover,
.copy-all-button:hover,
.add-quote-button:hover {
  background: #333;
}

.results-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  font-size: 12px;
  color: var(--muted);
}

.results-area {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr) minmax(340px, 0.9fr);
  gap: 12px;
  align-items: start;
}

.results-list,
.detail-panel,
.quote-panel {
  min-height: 240px;
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: calc(100vh - 160px);
  overflow-y: auto;
}

.result-card,
.detail-panel,
.quote-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.result-card {
  padding: 14px 16px;
  border-left: 3px solid transparent;
  cursor: pointer;
  transition: border-color 100ms, background 100ms;
}

.result-card:hover {
  border-color: var(--border-strong);
  border-left-color: var(--border-strong);
}

.result-card.is-active {
  background: var(--active-bg);
  border-color: var(--border);
  border-left-color: var(--active-border);
}

.card-top,
.result-prices,
.result-footer,
.result-actions,
.detail-row,
.quote-item-head,
.quote-summary-row,
.quote-quantity-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.tag,
.quote-item-code {
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
}

.result-score {
  font-size: 11px;
  color: var(--muted);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 3px;
}

.result-card.is-active .result-score {
  background: rgba(9, 105, 218, 0.08);
  border-color: rgba(9, 105, 218, 0.25);
  color: var(--accent);
}

.result-name {
  max-width: calc(100% - 72px);
  font-size: 13px;
  font-weight: 400;
  margin-bottom: 2px;
  line-height: 1.35;
  color: var(--muted);
}

.result-official-model {
  margin-bottom: 10px;
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.result-attributes {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.result-attribute {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  padding: 3px 7px;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--muted);
  background: var(--bg);
}

.result-attribute strong {
  font-weight: 600;
  color: rgba(31, 35, 40, 0.78);
}

.result-attribute-accent {
  color: var(--accent);
  border-color: rgba(9, 105, 218, 0.22);
  background: var(--accent-soft);
}

.result-footer {
  align-items: flex-end;
}

.result-prices {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 0;
}

.result-prices strong {
  color: var(--ink);
  font-weight: 500;
}

.result-actions {
  justify-content: flex-end;
}

.add-quote-button {
  padding: 8px 12px;
  font-size: 12px;
}

.detail-panel,
.quote-panel {
  position: sticky;
  top: 16px;
  padding: 16px;
}

.detail-empty,
.quote-empty {
  text-align: center;
  padding: 32px 0;
  color: var(--muted);
  font-size: 13px;
}

.quote-empty-tip {
  margin-top: 8px;
}

.detail-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.detail-title,
.quote-title {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
  margin: 0;
}

.detail-actions {
  display: flex;
}

.detail-primary-button {
  width: 100%;
}

.detail-fields {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.detail-row {
  padding: 8px 10px;
  border-radius: var(--radius);
}

.detail-row:hover {
  background: var(--bg);
}

.detail-key {
  font-size: 12px;
  color: var(--muted);
  flex-shrink: 0;
  width: 90px;
}

.detail-value {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.detail-value span {
  font-size: 13px;
  text-align: right;
  overflow-wrap: anywhere;
  color: var(--ink);
}

.copy-button,
.quote-secondary-button,
.quote-step-button,
.quote-remove-button,
.quote-tertiary-button {
  flex-shrink: 0;
  padding: 4px 8px;
  font: inherit;
  font-size: 11px;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}

.copy-button:hover,
.quote-secondary-button:hover,
.quote-step-button:hover,
.quote-remove-button:hover {
  background: var(--bg);
  color: var(--ink);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.copy-all-button {
  width: 100%;
  margin-top: 4px;
}

.copy-feedback {
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  min-height: 18px;
  margin: 0;
}

.quote-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.quote-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.quote-subtitle {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--muted);
}

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

.quote-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: calc(100vh - 280px);
  overflow-y: auto;
}

.quote-item {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-muted);
}

.quote-item-name {
  display: block;
  font-size: 13px;
  line-height: 1.4;
}

.quote-item-code {
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted);
}

.quote-remove-button {
  color: var(--danger);
}

.quote-item-grid {
  display: flex;
  gap: 12px;
  margin: 8px 0;
  font-size: 12px;
  color: var(--muted);
}

.quote-metric span {
  margin-right: 4px;
}

.quote-metric strong {
  color: var(--ink);
  font-weight: 500;
}

.quote-quantity-label {
  font-size: 12px;
  color: var(--muted);
}

.quote-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--surface);
}

.quote-step-button {
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  border-right: 1px solid var(--border);
  border-radius: 0;
}

.quote-step-button:last-child {
  border-right: none;
  border-left: 1px solid var(--border);
}

.quote-quantity-input {
  width: 58px;
  height: 28px;
  padding: 0 8px;
  border: none;
  text-align: center;
  font: inherit;
  background: transparent;
  color: var(--ink);
  outline: none;
}

.quote-summary {
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.quote-summary-row {
  font-size: 13px;
  color: var(--muted);
}

.quote-summary-row + .quote-summary-row {
  margin-top: 8px;
}

.quote-summary-row strong {
  color: var(--ink);
}

.quote-summary-row-total {
  font-size: 15px;
}

.quote-export-zone {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.quote-export-button {
  width: 100%;
  padding: 10px 16px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  background: var(--ink);
  color: #fff;
  cursor: pointer;
}

.quote-export-button:hover {
  background: #333;
}

.quote-tertiary-button {
  align-self: flex-end;
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 0;
}

.quote-tertiary-button:hover {
  background: transparent;
  color: var(--ink);
}

.empty-state {
  padding: 32px 16px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface);
  font-size: 13px;
}

@media (max-width: 1260px) {
  .results-area {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.9fr);
  }

  .quote-panel {
    grid-column: 1 / -1;
    position: static;
  }

  .quote-list {
    max-height: none;
  }
}

/* ── 移动端底部栏 + 抽屉 ─────────────────── */

.quote-bar {
  display: none;
}

.quote-overlay {
  display: none;
}

@media (max-width: 860px) {
  .results-area {
    grid-template-columns: 1fr;
  }

  /* 报价单变为底部抽屉 */
  .quote-panel {
    display: none;
    position: fixed;
    bottom: 56px; /* 底部栏高度 */
    left: 0;
    right: 0;
    top: auto;
    max-height: 72vh;
    border-radius: 14px 14px 0 0;
    border: 1px solid var(--border);
    border-bottom: none;
    overflow-y: auto;
    z-index: 200;
    transform: translateY(100%);
    transition: transform 240ms ease;
  }

  .quote-panel.is-open {
    display: block;
    transform: translateY(0);
  }

  .quote-panel::before {
    content: '';
    display: block;
    width: 36px;
    height: 4px;
    background: var(--border-strong);
    border-radius: 2px;
    margin: 12px auto 4px;
  }

  .detail-panel {
    position: static;
  }

  .card-top,
  .result-prices,
  .result-actions,
  .detail-row,
  .quote-item-head,
  .quote-quantity-row,
  .quote-summary-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .detail-key {
    width: auto;
  }

  .detail-value {
    width: 100%;
    justify-content: space-between;
  }

  .detail-value span {
    text-align: left;
  }

  .quote-header-actions {
    justify-content: flex-start;
  }

  .quote-tertiary-button {
    align-self: flex-start;
  }

  .quote-list {
    max-height: none;
  }

  /* 遮罩 */
  .quote-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.36);
    z-index: 199;
  }

  .quote-overlay.is-open {
    display: block;
  }

  /* 固定底部栏 */
  .quote-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 56px;
    padding: 0 12px;
    background: var(--ink);
    color: #fff;
    z-index: 201;
    box-shadow: 0 -1px 0 rgba(255,255,255,0.08);
  }

  .quote-bar-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    color: #fff;
    font: inherit;
    font-size: 14px;
    cursor: pointer;
    padding: 0;
    text-align: left;
  }

  .quote-bar-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    color: #fff;
  }

  /* 角标显隐：默认隐藏圆点和数字，有商品时通过 JS 加 class 显示 */
  .quote-bar-dot {
    display: none;
  }

  .quote-bar-dot-text {
    display: none;
  }

  .quote-bar.has-items .quote-bar-dot,
  .quote-bar.has-items .quote-bar-dot-text {
    display: block;
  }

  .quote-bar-label {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
    min-width: 0;
  }

  .quote-bar-count {
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .quote-bar-amount {
    font-size: 11px;
    opacity: 0.7;
    white-space: nowrap;
  }

  .quote-bar-export {
    flex-shrink: 0;
    padding: 8px 14px;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: var(--radius);
    background: transparent;
    color: #fff;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
  }

  .quote-bar-export:hover {
    background: rgba(255,255,255,0.1);
  }

  .quote-bar-export:disabled {
    opacity: 0.38;
    cursor: not-allowed;
  }
}

@media (max-width: 860px) {
  .page-shell {
    padding-bottom: 72px; /* 为底部栏留空间 */
  }
}

@media (max-width: 540px) {
  .page-shell {
    width: calc(100% - 24px);
    padding-top: 16px;
  }

  .search-bar {
    flex-direction: column;
  }
}