:root {
  --bg: #f4f7fb;
  --panel: #fff;
  --ink: #10243f;
  --muted: #64748b;
  --line: #d9e4f2;
  --blue: #0d63ce;
  --blue-dark: #063b88;
  --cyan: #18a8d8;
  --green: #13a36b;
  --amber: #d98b00;
  --red: #d84a4a;
  --soft-blue: #eef6ff;
  --shadow: 0 12px 36px rgba(16, 36, 63, .08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
}
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.phase-shell { min-height: 100vh; display: grid; grid-template-columns: 184px 1fr; }
.role-rail {
  position: sticky;
  top: 0;
  height: 100vh;
  background: #0b2348;
  color: #fff;
  padding: 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.brand { padding: 4px 8px 18px; border-bottom: 1px solid rgba(255,255,255,.16); margin-bottom: 8px; }
.brand strong { display: block; font-size: 24px; }
.brand span { color: #a9c7f5; font-size: 12px; }
.role-tab {
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.06);
  color: #dceaff;
  padding: 12px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
}
.role-tab b {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,.12);
  font-size: 12px;
}
.role-tab.active { background: #166ee8; border-color: #58a0ff; color: #fff; }

.phase-main { min-width: 0; padding: 18px 22px 32px; }
.phase-topbar {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 18px;
  box-shadow: var(--shadow);
}
.phase-topbar p { margin: 0 0 3px; font-size: 13px; color: var(--blue); font-weight: 700; }
.phase-topbar h1 { margin: 0; font-size: 22px; }
.topbar-right { display: flex; gap: 12px; align-items: center; color: var(--muted); font-size: 13px; }
.topbar-right b { color: var(--ink); border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; background: #f8fbff; }

.scope-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 14px 0;
}
.scope-strip div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
}
.scope-strip strong { display: block; font-size: 14px; color: var(--blue-dark); margin-bottom: 4px; }
.scope-strip span { color: var(--muted); font-size: 12px; line-height: 1.5; }

.flow-line {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}
.flow-line div {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 8px;
  min-height: 66px;
  text-align: center;
}
.flow-line b {
  display: inline-grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  background: #e6eef8;
  color: var(--blue-dark);
  font-size: 12px;
}
.flow-line span { display: block; margin-top: 6px; font-size: 12px; color: var(--muted); }
.flow-line .done b { background: #e7f7ef; color: var(--green); }
.flow-line .active { border-color: rgba(13,99,206,.55); background: var(--soft-blue); }
.flow-line .active b { background: var(--blue); color: #fff; }

.role-view, .service-tab { display: none; }
.role-view.active, .service-tab.active { display: block; }
.workbench { display: grid; gap: 14px; align-items: start; }
.seller-layout { grid-template-columns: minmax(520px, .96fr) minmax(520px, 1.04fr); }
.two-col { grid-template-columns: minmax(420px, .88fr) minmax(560px, 1.12fr); }
.buyer-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  grid-template-areas:
    "left center"
    "left bottom";
  gap: 14px;
}
.buyer-left { grid-area: left; }
.buyer-center { grid-area: center; }
.buyer-bottom { grid-area: bottom; }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 14px;
}
.panel-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}
.panel-title h2 { margin: 0; font-size: 17px; }
.panel-title span { color: var(--muted); font-size: 12px; }
.panel-title.tight { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.panel-title.tight-inline { margin: 0 0 8px; padding: 0; border: 0; }

.submitter-switch, .tab-line, .actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.submitter-switch { margin-bottom: 12px; }
.submitter-switch button, .tab-line button {
  border: 1px solid var(--line);
  background: #f8fbff;
  color: var(--muted);
  padding: 8px 11px;
  border-radius: 8px;
}
.submitter-switch button.active, .tab-line button.active {
  border-color: rgba(13,99,206,.45);
  background: var(--soft-blue);
  color: var(--blue-dark);
  font-weight: 700;
}
.tab-line { border-bottom: 1px solid var(--line); padding-bottom: 10px; margin-bottom: 10px; }
.tab-line b { color: var(--blue); }

.form-grid, .approval-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
label span { display: block; margin-bottom: 6px; color: var(--muted); font-size: 12px; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  padding: 10px 11px;
  outline: none;
}
textarea { resize: vertical; line-height: 1.5; }
input:focus, select:focus, textarea:focus { border-color: rgba(13,99,206,.55); box-shadow: 0 0 0 3px rgba(13,99,206,.09); }
.full { grid-column: 1 / -1; }
.form-break {
  border-top: 1px solid var(--line);
  padding-top: 12px;
  margin-top: 2px;
}
.form-break strong { display: block; color: var(--blue-dark); font-size: 14px; }
.form-break span { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; }
.commitment {
  padding: 11px 12px;
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
}
.commitment input { width: auto; margin-right: 8px; }
.upload-field {
  border: 1px dashed rgba(13,99,206,.32);
  background: #f8fbff;
  border-radius: 8px;
  padding: 10px;
}
.upload-field input { background: #fff; }
.upload-field small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.primary, .ghost, .danger {
  border: 1px solid transparent;
  border-radius: 8px;
  min-height: 36px;
  padding: 8px 14px;
}
.primary { background: var(--blue); color: #fff; }
.ghost { background: #fff; color: var(--blue-dark); border-color: var(--line); }
.danger { background: #fff5f5; color: var(--red); border-color: rgba(216,74,74,.32); }
.sticky-actions { position: sticky; bottom: 0; background: rgba(255,255,255,.94); padding-top: 12px; border-top: 1px solid var(--line); }

.metric-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-bottom: 12px; }
.metric-row div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px;
  background: #f8fbff;
}
.metric-row span { display: block; color: var(--muted); font-size: 12px; }
.metric-row b { display: block; margin-top: 5px; font-size: 21px; color: var(--blue-dark); }
.metric-row.compact b { font-size: 18px; }

.record-list, .queue-list, .timeline { display: grid; gap: 10px; max-height: 520px; overflow: auto; }
.record-card, .queue-card, .summary-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 12px;
}
.record-card.active, .queue-card.active { border-color: rgba(13,99,206,.55); background: var(--soft-blue); }
.record-card header, .queue-card header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}
.record-card h3, .queue-card h3 { margin: 0; font-size: 15px; }
.record-card p, .queue-card p, .summary-card p { margin: 5px 0 0; color: var(--muted); font-size: 12px; line-height: 1.55; }
.summary-card strong { display: block; margin: 6px 0; }
.inquiry-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 10px 0 8px;
}
.inquiry-highlights span {
  min-height: 58px;
  border: 1px solid rgba(13,99,206,.24);
  border-radius: 8px;
  background: linear-gradient(180deg, #f7fbff 0%, #eef6ff 100%);
  padding: 8px;
}
.inquiry-highlights small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.25;
}
.inquiry-highlights strong {
  display: block;
  margin-top: 5px;
  color: var(--blue-dark);
  font-size: 15px;
  line-height: 1.25;
}
.record-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin: 8px 0 4px;
}
.record-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 3px 9px;
  background: #f8fbff;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}
.deal-confirm {
  margin-top: 10px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}
.deal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr)) auto;
  gap: 10px;
  align-items: end;
}
.deal-grid input { min-height: 36px; padding: 8px 10px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 12px;
  border: 1px solid var(--line);
  background: #f8fbff;
}
.tag.green { color: var(--green); border-color: rgba(19,163,107,.35); background: #eefaf4; }
.tag.amber { color: var(--amber); border-color: rgba(217,139,0,.35); background: #fff8e9; }
.tag.red { color: var(--red); border-color: rgba(216,74,74,.35); background: #fff5f5; }
.tag.blue { color: var(--blue); border-color: rgba(13,99,206,.35); background: var(--soft-blue); }

.checklist {
  display: grid;
  gap: 10px;
  margin: 14px 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #f8fbff;
}
.checklist input { width: auto; margin-right: 8px; }
.timeline div {
  border-left: 3px solid var(--blue);
  background: #f8fbff;
  border-radius: 0 8px 8px 0;
  padding: 9px 12px;
}
.timeline b { display: block; font-size: 12px; color: var(--blue-dark); }
.timeline span { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; line-height: 1.45; }
.timeline.compact { max-height: 360px; }

.service-layout { display: grid; grid-template-columns: 128px 1fr; gap: 14px; align-items: start; }
.service-side {
  position: sticky;
  top: 18px;
  display: grid;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 10px;
}
.service-side button {
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 12px 8px;
  background: #f8fbff;
  color: var(--muted);
}
.service-side button.active { background: var(--blue); color: #fff; }
.service-main { min-width: 0; }
.filter-bar {
  display: grid;
  grid-template-columns: 140px minmax(220px, 1fr) minmax(220px, 1fr) 160px 160px auto auto;
  gap: 10px;
  align-items: end;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 14px;
}
.filter-bar label { min-width: 0; font-size: 12px; color: var(--muted); }
.filter-bar label input, .filter-bar label select { margin-top: 6px; }
.ops-grid {
  display: grid;
  grid-template-columns: minmax(620px, 1.2fr) minmax(520px, 1fr) 280px;
  gap: 14px;
  align-items: start;
}
.review-filter { grid-template-columns: 140px minmax(220px, 1fr) 180px 180px auto auto; }
.review-grid { margin-top: 14px; }
.ops-queue { overflow: hidden; }
.ops-queue { overflow-x: auto; }
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.data-table th {
  text-align: left;
  color: #52657f;
  background: #f4f8fd;
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
  white-space: nowrap;
}
.data-table td {
  border-bottom: 1px solid var(--line);
  padding: 10px 8px;
  vertical-align: top;
}
.data-table tr.active td { background: var(--soft-blue); }
.data-table button { border: 0; color: var(--blue); background: transparent; font-weight: 700; }
.record-list button.record-card {
  width: 100%;
  text-align: left;
  color: inherit;
}
.ops-detail dl {
  display: grid;
  grid-template-columns: 120px 1fr 120px 1fr;
  gap: 10px 12px;
  margin: 0;
}
.ops-detail dt { color: var(--muted); font-size: 12px; }
.ops-detail dd { margin: 0; font-weight: 700; min-width: 0; }
.detail-section { border-top: 1px solid var(--line); padding-top: 12px; margin-top: 12px; }
.detail-section h3 { margin: 0 0 8px; font-size: 14px; }
.inline-edit-detail {
  border: 1px solid rgba(13,99,206,.22);
  border-radius: 8px;
  background: #f8fbff;
  padding: 12px;
}
.signer-section { background: #f8fbff; border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.signer-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.signer-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 4px 10px;
  background: var(--soft-blue);
  color: var(--blue-dark);
  border: 1px solid rgba(13,99,206,.22);
  font-size: 12px;
  font-weight: 700;
}
.muted-inline { color: var(--muted); font-size: 12px; }
.stat-stack { display: grid; gap: 8px; }
.stat-stack div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fbff;
}
.stat-stack b { color: var(--blue); }

.buyer-left .record-list { max-height: 640px; }
.buyer-bottom .record-list { max-height: 320px; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(12px);
  opacity: 0;
  pointer-events: none;
  background: #10243f;
  color: #fff;
  border-radius: 8px;
  padding: 10px 14px;
  box-shadow: 0 14px 40px rgba(16,36,63,.22);
  transition: .18s ease;
  font-size: 13px;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 1280px) {
  .phase-shell { grid-template-columns: 156px 1fr; }
  .scope-strip, .seller-layout, .two-col, .buyer-layout, .ops-grid { grid-template-columns: 1fr; grid-template-areas: none; }
  .buyer-left, .buyer-center, .buyer-bottom { grid-area: auto; }
  .flow-line { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .filter-bar, .review-filter { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .service-layout { grid-template-columns: 1fr; }
  .service-side { position: static; display: flex; flex-wrap: wrap; }
}

@media (max-width: 760px) {
  .phase-shell { grid-template-columns: 1fr; }
  .role-rail { position: static; height: auto; flex-direction: row; overflow: auto; }
  .brand { display: none; }
  .role-tab { min-width: 106px; }
  .phase-main { padding: 12px; }
  .phase-topbar, .topbar-right { align-items: flex-start; flex-direction: column; }
  .scope-strip, .form-grid, .approval-grid, .metric-row, .filter-bar, .ops-detail dl, .deal-grid { grid-template-columns: 1fr; }
  .flow-line { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}