:root {
  --ink: #151519;
  --muted: #6d7178;
  --line: #e3e5e8;
  --bg: #f6f7f8;
  --panel: #fff;
  --lime: #b6ff2e;
  --lime-2: #eaffbd;
  --control-h: 44px;
  --radius: 12px;
  --deep: #101114;
  --red: #b42318;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); }
button, input, select, textarea { font: inherit; }
button { border: 0; cursor: pointer; }
input, select, textarea {
  width: 100%;
  min-height: var(--control-h);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 14px;
  background: #fff;
  color: var(--ink);
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease, background .16s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--lime); box-shadow: 0 0 0 3px rgba(182,255,46,.22); }
select {
  appearance: none;
  padding-right: 44px;
  background-image:
    linear-gradient(45deg, transparent 50%, #6d7178 50%),
    linear-gradient(135deg, #6d7178 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
textarea { resize: vertical; line-height: 1.55; }
h1, h2, h3, h4, p { margin-top: 0; }
.hidden { display: none !important; }
.muted, .page-desc, .status { color: var(--muted); }
.error { color: var(--red); }
.eyebrow { margin-bottom: 6px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(460px, 100%); padding: 30px; border-radius: 12px; background: #fff; border: 1px solid var(--line); box-shadow: 0 24px 90px rgba(0,0,0,.08); }
.login-card h1 { font-size: 34px; margin-bottom: 10px; }
.login-card form { display: grid; gap: 10px; margin-top: 20px; }
.register-box { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.register-box summary { cursor: pointer; font-weight: 800; color: var(--muted); }
.login-card button, .searchbar button, .primary-wide, #assistantBtn, #quoteBtn, #renderBtn, #saveKnowledgeBtn, #addSalespersonBtn {
  background: var(--deep);
  color: #fff;
  border-radius: 8px;
  padding: 11px 14px;
}

.app { min-height: 100vh; display: grid; grid-template-columns: 92px 1fr; }
.sidebar { position: sticky; top: 0; height: 100vh; padding: 16px 10px; background: #fff; border-right: 1px solid var(--line); }
.logo-mark { width: 44px; height: 44px; margin: 0 auto 18px; border-radius: 12px; display: grid; place-items: center; background: var(--lime); color: #111; font-weight: 900; }
nav { display: grid; gap: 8px; }
nav button { display: grid; justify-items: center; gap: 5px; padding: 8px 4px; border-radius: 14px; background: transparent; color: #313338; }
.nav-icon-box { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; background: #f0f1f3; color: #4f5560; }
.nav-icon { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
nav button b { font-size: 12px; font-weight: 650; }
nav button.active { background: #f4ffe0; }
nav button.active .nav-icon-box { background: var(--lime); color: #111; }
.status { position: absolute; left: 8px; right: 8px; bottom: 12px; text-align: center; font-size: 11px; }

.content { padding: 24px 28px 40px; min-width: 0; }
.topbar { display: grid; grid-template-columns: 1fr minmax(360px, 620px); gap: 18px; align-items: start; margin-bottom: 18px; }
.topbar h2 { font-size: 38px; margin-bottom: 6px; }
.searchbar { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.tab { display: none; }
.tab.active { display: block; }

.quick-actions, .metrics, .workspace-grid, .cards, .analytics-grid { display: grid; gap: 14px; }
.quick-actions { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); margin-bottom: 14px; }
.quick-card { min-height: 92px; text-align: left; padding: 16px; border-radius: 12px; background: #fff; border: 1px solid var(--line); }
.quick-card b { display: block; font-size: 18px; margin-bottom: 8px; }
.quick-card span { color: var(--muted); }
.quick-card:hover { border-color: var(--lime); box-shadow: inset 0 0 0 1px var(--lime); }
.metrics { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); margin-bottom: 14px; }
.metric, .panel, .customer-card, .mini-panel, .box, .quote-column, .settings-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.metric { padding: 15px; }
.metric span { color: var(--muted); }
.metric strong { display: block; font-size: 32px; margin-top: 8px; }
.workspace-grid { grid-template-columns: 1fr 1fr; }
.panel { padding: 18px; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.panel-head h3 { margin: 0; }
.panel-head button, .ghost, .inline-actions button, .upload, .image-drop, .module-search button { background: #eef0f3; color: var(--ink); border-radius: 8px; padding: 10px 12px; }
.stack { display: grid; gap: 8px; }
.row { width: 100%; text-align: left; display: grid; gap: 5px; padding: 12px; background: #fbfcfd; border: 1px solid var(--line); border-radius: 10px; color: var(--ink); }
.row span { color: var(--muted); font-size: 13px; }
.empty-actions { display: grid; gap: 8px; }
.empty-actions p, .empty { margin: 0; padding: 12px; border-radius: 10px; background: #fbfcfd; color: var(--muted); }

.drop { display: grid; grid-template-columns: 1fr auto; gap: 10px 18px; align-items: center; min-height: 112px; padding: 22px; margin-bottom: 16px; border: 1px dashed #c5c9cf; border-radius: var(--radius); background: #fff; }
.drop.dragging { border-color: var(--lime); background: #fbffe9; }
.drop-copy { display: grid; gap: 8px; }
.drop-copy strong { font-size: 18px; }
.drop span, .drop p { color: var(--muted); margin: 0; }
#progressText { grid-column: 1 / -1; min-height: 20px; }
.upload-actions { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-end; }
.upload-queue { grid-column: 1 / -1; display: grid; gap: 10px; padding: 12px; border-radius: 12px; background: #fbfcfd; border: 1px solid var(--line); }
.queue-summary { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); }
.queue-summary strong { color: var(--ink); }
.queue-list { display: grid; gap: 6px; max-height: 190px; overflow: auto; }
.queue-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 9px 10px; border-radius: 9px; background: #fff; border: 1px solid var(--line); }
.queue-row.running { border-color: var(--lime); background: #fbffe9; }
.queue-row.error { border-color: #f0b7ad; background: #fff8f7; }
.queue-row.duplicate { background: #f4f5f6; }
.queue-status { min-width: 54px; text-align: center; padding: 4px 8px; border-radius: 999px; background: #eef0f3; font-size: 12px; }
.queue-row.running .queue-status { background: var(--lime); color: #111; }
.queue-row.error .queue-status { background: #ffe4df; color: var(--red); }
.upload input { display: none; }
.toolbar, .module-search { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 10px; padding: 12px; margin-bottom: 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.cards { grid-template-columns: repeat(auto-fit, minmax(min(390px, 100%), 1fr)); }
.customer-card { padding: 16px; cursor: pointer; }
.customer-card:hover { border-color: var(--lime); }
.card-head { display: flex; justify-content: space-between; gap: 12px; }
.card-head h3 { margin-bottom: 4px; font-size: 22px; }
.card-head p { color: var(--muted); }
.intent { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: var(--lime-2); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }
.tags span { padding: 5px 9px; border-radius: 999px; background: #f0f1f3; font-size: 13px; }
dt { color: var(--muted); font-size: 13px; }
dd { margin: 0 0 8px; line-height: 1.5; }

.knowledge-shell { display: grid; grid-template-columns: 180px minmax(260px, .9fr) minmax(360px, 1.1fr); gap: 14px; }
.pending-knowledge { margin-bottom: 14px; }
.pending-knowledge.is-empty { opacity: .86; }
.pending-list { display: grid; gap: 8px; }
.pending-card { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: #fbfcfd; }
.pending-card b { display: block; margin-bottom: 4px; }
.pending-card span { color: var(--muted); font-size: 13px; line-height: 1.4; }
.pending-actions { display: flex; gap: 8px; }
.pending-actions button { padding: 9px 11px; border-radius: 8px; background: #eef0f3; color: var(--ink); }
.pending-actions button:first-child { background: var(--lime); font-weight: 800; }
.category-tree, .knowledge-list { display: grid; align-content: start; gap: 8px; }
.category-tree button, .knowledge-item { text-align: left; padding: 12px; border-radius: 10px; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.category-tree button { display: flex; justify-content: space-between; }
.category-tree button.active, .knowledge-item:hover { border-color: var(--lime); background: #fbffe9; }
.knowledge-item { display: grid; gap: 5px; width: 100%; }
.knowledge-item span { color: var(--muted); font-size: 13px; }
.editor { display: grid; gap: 10px; align-content: start; }
.check { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.check input { width: auto; }
.inline-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.assistant-shell { display: grid; grid-template-columns: minmax(300px, .9fr) minmax(260px, .8fr) minmax(340px, 1fr); gap: 14px; }
.assistant-import { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: end; margin: 10px 0; }
.assistant-import label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.assistant-import select { width: 100%; }
.card-actions { margin-top: 12px; display: flex; justify-content: flex-end; gap: 8px; }
.image-drop { min-height: 190px; display: grid; place-items: center; text-align: center; border: 1px dashed #c5c9cf; background: #fff; }
.image-drop.dragging { border-color: var(--lime); background: #fbffe9; box-shadow: inset 0 0 0 1px var(--lime); }
.image-drop.selected { border-color: var(--lime); background: #fbffe9; }
.image-drop.has-error { border-color: var(--red); background: #fff8f7; }
.image-drop input { display: none; }
.image-drop span { font-weight: 800; }
.image-drop small { color: var(--muted); }
.preview-empty, .quote-empty { min-height: 180px; display: grid; place-items: center; border-radius: 12px; background: #fbfcfd; color: var(--muted); text-align: center; padding: 18px; }

.quote-layout { display: grid; grid-template-columns: minmax(260px, .95fr) minmax(420px, 1.35fr) minmax(320px, .95fr); gap: 16px; align-items: start; }
.quote-column { padding: 18px; min-height: 298px; }
.quote-column > h3 { margin: 0 0 18px; min-height: 28px; display: flex; align-items: center; }
.visual-grid, .option-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.visual-grid.compact { grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); }
.visual-card, .option-card { text-align: left; display: grid; gap: 8px; padding: 12px; min-height: 132px; border-radius: 12px; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.visual-card span { height: 54px; border-radius: 10px; }
.option-card i { height: 42px; border-radius: 10px; background: linear-gradient(135deg, #f0f1f3, #fff); }
.visual-card.active, .option-card.active, .chip.active { border-color: var(--lime); box-shadow: inset 0 0 0 1px var(--lime); background: #fbffe9; }
.visual-card small, .option-card small { color: var(--muted); line-height: 1.35; }
.config-panel { display: grid; gap: 10px; align-content: start; }
.config-panel h4 { margin: 8px 0 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 9px 12px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.size-panel { display: grid; grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); gap: 8px; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: #fbfcfd; }
.size-panel label { display: grid; gap: 6px; color: var(--muted); font-size: 12px; }
.size-panel input { min-height: 38px; padding: 9px 10px; }
.field-label { display: inline-flex; align-items: center; padding: 9px 2px; color: var(--muted); font-size: 13px; }
.accessory-panel { border: 1px solid var(--line); border-radius: 12px; padding: 10px; background: #fff; }
.accessory-panel summary { cursor: pointer; font-weight: 750; }
.primary-wide { width: 100%; margin-top: 8px; background: var(--lime); color: #111; font-weight: 800; }
.quote-result { position: sticky; top: 18px; }
.quote-result .quote-empty { min-height: 190px; }
.quote-hero { display: grid; gap: 8px; padding: 16px; margin-bottom: 12px; border-radius: 12px; background: #f4ffe0; border: 1px solid var(--lime); }
.quote-hero small { color: #3d4b20; font-weight: 700; }
.quote-hero strong { font-size: 30px; line-height: 1.1; }
.quote-hero span { color: var(--muted); }
.quote-breakdown { display: grid; gap: 8px; padding: 14px; margin-bottom: 12px; border: 1px solid var(--line); border-radius: 12px; background: #fbfcfd; }
.quote-breakdown small { color: var(--muted); }
.quote-breakdown p { display: flex; justify-content: space-between; gap: 12px; margin: 0; padding-top: 8px; border-top: 1px solid #edf0f2; }
.quote-breakdown p:first-of-type { border-top: 0; padding-top: 0; }
.quote-breakdown span { color: var(--muted); }
.quote-breakdown b { font-variant-numeric: tabular-nums; }

.render-shell { display: grid; gap: 16px; }
.subhead { margin: 14px 0 10px; }
.reference-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.reference-card { display: grid; gap: 8px; text-align: left; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }
.reference-card img, .visual-card img, .option-card img { width: 100%; height: 54px; object-fit: cover; border-radius: 10px; background: #f0f1f3; }
.reference-card.active { border-color: var(--lime); box-shadow: inset 0 0 0 1px var(--lime); background: #fbffe9; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.preview-panel small { display: block; margin-top: 10px; color: var(--muted); }

.analytics-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.mini-panel { padding: 14px; }
.mini-panel p { display: flex; justify-content: space-between; gap: 10px; margin: 8px 0; }
.table { display: grid; gap: 8px; }
.table > div { display: grid; grid-template-columns: 1.4fr repeat(4, .8fr); gap: 8px; padding: 11px 12px; background: #fbfcfd; border: 1px solid var(--line); border-radius: 10px; }
.settings-card { max-width: 860px; padding: 18px; display: grid; grid-template-columns: minmax(280px, .9fr) minmax(320px, 1.1fr); gap: 18px; align-items: start; margin-bottom: 14px; }
.settings-entry, .salespeople-panel { display: grid; gap: 12px; align-content: start; }
.add-person { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
.asset-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.asset-form .upload, .asset-form button { width: 100%; text-align: center; }
.analytics-filters { grid-template-columns: repeat(4, minmax(140px, 1fr)); align-items: center; }
.quote-rule-manager { grid-template-columns: 1fr; }
.quote-rule-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.quote-rule-grid label, .full-field { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.quote-rule-grid input, .full-field input { width: 100%; }
.data-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.button-link { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 10px 14px; border-radius: 10px; background: var(--ink); color: #fff; font-weight: 800; text-decoration: none; }
.button-link:hover { background: #2a2d32; }
.backup-note p { margin: 0; color: var(--muted); line-height: 1.6; }
.audit-log-list { display: grid; gap: 8px; max-height: 360px; overflow: auto; }
.audit-log-item { display: grid; gap: 4px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fbfcfd; }
.audit-log-item span { color: var(--muted); font-size: 12px; }
.count-pill { min-width: 32px; height: 28px; padding: 0 10px; display: inline-grid; place-items: center; border-radius: 999px; background: var(--lime); font-weight: 800; }
.salespeople-list { display: grid; gap: 10px; }
.salesperson-chip { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fbfcfd; }
.salesperson-chip span { font-weight: 750; }
.salesperson-chip button { padding: 7px 10px; border-radius: 8px; background: #f0f1f3; color: var(--muted); }
.salesperson-chip button:hover { background: #fff1f0; color: var(--red); }
.users-list { display: grid; gap: 12px; }
.user-card { display: grid; gap: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: #fbfcfd; }
.user-card-head, .permission-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; }
.user-card-head span { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; }
.permission-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(92px, 1fr)); gap: 8px; }
.permission-row label { display: grid; gap: 6px; color: var(--muted); }
.permission-row button { min-height: 40px; padding: 0 14px; border-radius: 10px; background: var(--ink); color: #fff; font-weight: 800; }
.narrow { max-width: 640px; }

.drawer { position: fixed; inset: 0; z-index: 20; }
.backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.22); }
.drawer article { position: absolute; right: 0; top: 0; width: min(860px, 100%); height: 100%; overflow: auto; padding: 24px; background: #fff; border-left: 1px solid var(--line); }
.drawer-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0; }
.danger { background: #fff1f0; color: var(--red); }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.box { padding: 12px; margin: 8px 0; background: #fbfcfd; }
.box small { display: block; color: var(--muted); margin-bottom: 5px; }
.box p { margin-bottom: 0; line-height: 1.55; }
pre { white-space: pre-wrap; max-height: 420px; overflow: auto; padding: 14px; background: #fbfcfd; border: 1px solid var(--line); border-radius: 10px; line-height: 1.55; }
.toast { padding: 10px; border-radius: 8px; background: var(--lime-2); }

@media (max-width: 1180px) {
  .topbar, .workspace-grid, .assistant-shell, .quote-layout, .knowledge-shell, .compare, .settings-card { grid-template-columns: 1fr; }
  .quote-result { position: static; }
}
@media (max-width: 720px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: center; }
  nav { grid-template-columns: repeat(4, 1fr); }
  .status { position: static; grid-column: 1 / -1; }
  .content { padding: 18px; }
  .drop { grid-template-columns: 1fr; }
  .table > div { grid-template-columns: 1fr; }
}