:root {
  --bg: #f4f7fb;
  --panel: #ffffff;
  --panel-soft: #f9fbfe;
  --ink: #142033;
  --muted: #60718a;
  --line: #dce5ef;
  --line-strong: #c9d6e5;
  --blue: #1b74d6;
  --blue-soft: #eaf3ff;
  --green: #1f8a4c;
  --green-soft: #e8f6ee;
  --amber: #b87410;
  --amber-soft: #fff4df;
  --red: #c94444;
  --red-soft: #fdeced;
  --violet: #6e58c9;
  --violet-soft: #f0edff;
  --shadow: 0 14px 40px rgba(20, 32, 51, .08);
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.45;
}

button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  padding: 18px;
  background: #111827;
  color: #fff;
  border-right: 1px solid rgba(255,255,255,.08);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: #d8ecff;
  color: #0d4f98;
  font-weight: 900;
  letter-spacing: .03em;
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  line-height: 1.05;
}

.brand p {
  margin: 4px 0 0;
  color: #9fb0c8;
  font-size: 12px;
}

.sidebar-tools {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.btn {
  min-height: 36px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  font-weight: 750;
  font-size: 13px;
  padding: 8px 12px;
}

.btn:hover { border-color: #9fb4cd; }
.btn-primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-primary:hover { background: #155fae; border-color: #155fae; }

.sidebar .btn {
  width: 100%;
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.08);
  color: #fff;
}

.sidebar .btn-primary { background: var(--blue); border-color: var(--blue); }

.file-btn input { display: none; }

.search-box input {
  width: 100%;
  color: #fff;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 7px;
  padding: 9px 10px;
  outline: none;
}

.search-box input::placeholder { color: #8fa2bd; }

.client-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.client-item {
  width: 100%;
  text-align: left;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  background: rgba(255,255,255,.055);
  color: #dbe7f7;
  padding: 11px;
}

.client-item:hover, .client-item.active {
  background: #fff;
  color: var(--ink);
}

.client-name {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
  font-weight: 850;
}

.client-meta {
  color: currentColor;
  opacity: .68;
  font-size: 12px;
  margin-top: 3px;
}

.status-pill {
  border-radius: 999px;
  padding: 2px 7px;
  font-size: 10px;
  font-weight: 900;
  text-transform: uppercase;
}

.status-pill.growth { background: var(--green-soft); color: var(--green); }
.status-pill.recovery { background: var(--red-soft); color: var(--red); }
.status-pill.foundation { background: var(--blue-soft); color: var(--blue); }
.status-pill.audit { background: var(--amber-soft); color: var(--amber); }

.sidebar-footer {
  margin-top: 20px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,.1);
}

.text-btn {
  padding: 0;
  border: 0;
  background: transparent;
  color: #9fb0c8;
  font-size: 12px;
}

.workspace {
  min-width: 0;
  padding: 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.topbar h2, .section-head h3 {
  margin: 0;
  letter-spacing: 0;
}

.topbar h2 { font-size: 30px; }
.subtitle { margin: 5px 0 0; color: var(--muted); }

.eyebrow {
  margin: 0 0 5px;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: .11em;
  font-size: 11px;
  font-weight: 900;
}

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

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.metric-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 15px;
}

.metric-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.metric-card strong {
  display: block;
  font-size: 27px;
  margin-top: 5px;
}

.metric-card small {
  color: var(--muted);
  display: block;
  margin-top: 3px;
}

.view-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.tab {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 14px;
}

.tab.active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.view-panel {
  display: none;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

.view-panel.active { display: block; }

.section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 15px;
}

.filters {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.chip {
  border: 1px solid var(--line);
  background: var(--panel-soft);
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 800;
}

.chip.active {
  border-color: var(--blue);
  color: var(--blue);
  background: var(--blue-soft);
}

.page-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  overflow: hidden;
}

.page-head {
  padding: 15px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.page-title {
  font-weight: 900;
  font-size: 16px;
}

.page-url {
  color: var(--muted);
  font-size: 12px;
  margin-top: 3px;
  overflow-wrap: anywhere;
}

.page-body { padding: 15px; }

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  background: #eef3f8;
  color: var(--muted);
  font-size: 11px;
  font-weight: 850;
  padding: 3px 8px;
}

.tag.P0 { color: var(--red); background: var(--red-soft); }
.tag.P1 { color: var(--amber); background: var(--amber-soft); }
.tag.P2 { color: var(--blue); background: var(--blue-soft); }
.tag.P3 { color: var(--green); background: var(--green-soft); }
.tag.aeo { color: var(--violet); background: var(--violet-soft); }

.diagnosis {
  margin: 10px 0;
  color: var(--ink);
  font-size: 13px;
}

.kw-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.kw-table th, .kw-table td {
  border-bottom: 1px solid var(--line);
  padding: 7px 5px;
  text-align: left;
  vertical-align: top;
}

.kw-table th {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: .05em;
}

.rank {
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.rank.good { color: var(--green); }
.rank.mid { color: var(--amber); }
.rank.bad { color: var(--red); }
.rank.none { color: var(--muted); }

.task-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.task-column {
  min-height: 260px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px;
}

.task-column h4 {
  margin: 3px 4px 10px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.task-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px;
  margin-bottom: 10px;
}

.task-card h5 {
  margin: 7px 0 6px;
  font-size: 14px;
}

.task-card p {
  margin: 6px 0;
  color: var(--muted);
  font-size: 12px;
}

.task-controls {
  display: flex;
  gap: 6px;
  margin-top: 9px;
}

.mini-btn {
  border: 1px solid var(--line);
  background: var(--panel-soft);
  color: var(--muted);
  border-radius: 6px;
  min-height: 27px;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 850;
}

.mini-btn:hover { color: var(--ink); border-color: var(--line-strong); }

.select {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--panel);
  color: var(--ink);
  padding: 6px 10px;
  font-weight: 700;
}

.review-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  padding: 18px;
}

.review-card h4 {
  margin: 0 0 8px;
  font-size: 17px;
}

.review-card ul { margin: 8px 0 18px 20px; padding: 0; }
.review-card li { margin: 6px 0; }

.signals-list {
  display: grid;
  gap: 10px;
}

.signal {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  padding: 13px;
}

.signal-title {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  font-weight: 900;
}

.signal p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.toast-region {
  position: fixed;
  right: 18px;
  bottom: 18px;
  display: grid;
  gap: 8px;
  z-index: 20;
}

.toast {
  min-width: 250px;
  max-width: 360px;
  background: #111827;
  color: #fff;
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 12px 14px;
  font-size: 13px;
}

@media (max-width: 1120px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: static;
    height: auto;
  }
  .client-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .summary-grid, .task-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .workspace { padding: 12px; }
  .topbar, .section-head { flex-direction: column; }
  .summary-grid, .task-board, .page-grid, .client-list { grid-template-columns: 1fr; }
  .topbar-actions, .filters { width: 100%; justify-content: stretch; }
  .topbar-actions .btn, .filters .chip { flex: 1; }
}