:root {
  --ink: #1a1a1a;
  --muted: #6b6b6b;
  --muted-2: #8a8a8a;
  --paper: #f7f5f0;
  --paper-2: #f0ede5;
  --line: #ebe7df;
  --line-2: rgba(235, 231, 223, .7);
  --white: #ffffff;
  --green: #3f9b6d;
  --green-d: #2f7d57;
  --green-bg: rgba(63, 155, 109, .12);
  --red: #b04a4a;
  --red-bg: rgba(176, 74, 74, .12);
  --amber: #a36d1c;
  --amber-bg: rgba(201, 140, 40, .14);
  --blue: #3a7bd5;
  --blue-bg: rgba(58, 123, 213, .12);
  --purple: #7c6f9e;
  --purple-bg: rgba(124, 111, 158, .12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", system-ui, sans-serif;
  color: var(--ink); background: var(--paper); font-size: 14px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a.link { color: var(--blue); }
a.link:hover { text-decoration: underline; }
button { font-family: inherit; cursor: pointer; }

/* Layout shell */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 236px; flex-shrink: 0; background: var(--paper);
  border-right: 1px solid var(--line); display: flex; flex-direction: column;
}
.sidebar-logo {
  padding: 14px 16px; display: flex; align-items: center; gap: 10px; height: 56px;
}
.sidebar-logo .lg {
  width: 28px; height: 28px; border-radius: 7px; background: var(--ink);
  display: grid; place-items: center;
}
.sidebar-logo .lg svg { width: 16px; height: 16px; }
.sidebar-logo span { font-weight: 600; font-size: 15px; letter-spacing: -0.01em; }
.sidebar nav { padding: 0 10px; flex: 1; overflow-y: auto; }
.sidebar nav .section { margin-top: 16px; }
.sidebar nav .section-label {
  padding: 0 10px 6px; font-size: 11px; font-weight: 600;
  color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em;
}
.sidebar nav a {
  display: flex; align-items: center; gap: 10px; padding: 7px 10px;
  border-radius: 8px; color: var(--muted); font-size: 14px; margin-bottom: 1px;
}
.sidebar nav a:hover { color: var(--ink); background: rgba(255, 255, 255, 0.6); }
.sidebar nav a.active {
  background: var(--white); box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
  color: var(--ink); font-weight: 500;
}
.sidebar nav a .label { flex: 1; }
.sidebar nav a .count { font-size: 12px; color: var(--muted); }
.sidebar nav a svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.95; }
.sidebar-shop { padding: 14px 16px; border-top: 1px solid var(--line); }
.sidebar-shop .section-label {
  font-size: 11px; font-weight: 600; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 4px;
}
.sidebar-shop .shop-name { font-size: 14px; font-weight: 500; }
.sidebar-shop .shop-addr { font-size: 12px; color: var(--muted); margin-top: 2px; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; gap: 12px; padding: 10px 24px;
  border-bottom: 1px solid var(--line); background: var(--paper); height: 56px;
}
.search { flex: 1; max-width: 460px; position: relative; }
.search input {
  width: 100%; padding: 8px 12px 8px 36px; border: 1px solid var(--line);
  border-radius: 8px; background: var(--white); font-family: inherit;
  font-size: 13px; color: var(--ink);
}
.search .icon {
  position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--muted-2);
}
.search .kbd {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  font-size: 11px; color: var(--muted); padding: 2px 6px;
  border: 1px solid var(--line); border-radius: 4px; background: var(--paper);
}
.btn-primary {
  background: var(--ink); color: var(--white); padding: 7px 14px; font-size: 13px;
  font-weight: 500; border-radius: 8px; border: none;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-primary svg { width: 14px; height: 14px; }
.btn-ghost {
  background: var(--white); color: var(--ink); padding: 7px 14px; font-size: 13px;
  font-weight: 500; border-radius: 8px; border: 1px solid var(--line);
  display: inline-flex; align-items: center; gap: 6px;
}
.bell {
  width: 36px; height: 36px; display: grid; place-items: center;
  border-radius: 8px; color: var(--muted); position: relative;
}
.bell:hover { background: var(--paper-2); }
.bell .dot {
  position: absolute; top: 8px; right: 8px; width: 7px; height: 7px;
  border-radius: 50%; background: var(--blue); border: 1.5px solid var(--paper);
}
.avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, #c4a980, #8c7a55);
  color: var(--white); display: grid; place-items: center;
  font-size: 12px; font-weight: 600;
}

/* Page chrome */
.page-head {
  padding: 22px 32px 18px; border-bottom: 1px solid var(--line);
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.page-head h1 { font-size: 24px; font-weight: 600; letter-spacing: -0.02em; }
.page-head .sub { font-size: 13px; color: var(--muted); margin-top: 4px; }
.page-head .actions { display: flex; gap: 8px; align-items: center; }
.page-body { padding: 24px 32px 48px; }

/* KPI */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 22px; }
.kpi-card {
  background: var(--white); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px;
}
.kpi-lbl {
  font-size: 11px; color: var(--muted); text-transform: uppercase;
  letter-spacing: 0.04em; font-weight: 500;
}
.kpi-v {
  font-size: 24px; font-weight: 600; letter-spacing: -0.02em;
  margin-top: 4px; font-variant-numeric: tabular-nums;
}
.kpi-v.muted { color: var(--muted); }
.kpi-v.red { color: var(--red); }
.kpi-v.green { color: var(--green-d); }
.kpi-sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.kpi-sub.up { color: var(--green); }
.kpi-sub.down { color: var(--red); }

/* AR aging */
.aging-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; }
.aging-bucket {
  background: var(--white); border: 1px solid var(--line);
  border-radius: 10px; padding: 12px 14px; color: var(--ink);
}
.aging-bucket.b1 { color: #b58300; }
.aging-bucket.b2 { color: #c46d3a; }
.aging-bucket.b3 { color: #b04a4a; }
.aging-bucket.b4 { color: #8b2424; }
.aging-bucket .aging-lbl {
  font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.04em; opacity: 0.7;
}
.aging-bucket .aging-v {
  font-size: 22px; font-weight: 600; margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.aging-bucket .aging-ct { font-size: 11px; color: var(--muted-2); margin-top: 2px; }

/* Section heading */
.section-h { font-size: 15px; font-weight: 600; margin-bottom: 10px; }

/* Card with tabs */
.card { background: var(--white); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.subtabs { display: flex; gap: 0; border-bottom: 1px solid var(--line); }
.subtabs .tab {
  padding: 12px 16px; font-size: 13px; color: var(--muted);
  border-bottom: 2px solid transparent; background: none; border: none;
}
.subtabs .tab.active { color: var(--ink); border-bottom-color: var(--ink); font-weight: 500; }
.subtabs .tab .ct {
  background: var(--paper-2); color: var(--muted); padding: 1px 6px;
  border-radius: 9999px; font-size: 11px; margin-left: 5px;
}
.subtabs .tab.active .ct { background: var(--ink); color: var(--white); }

/* Tables */
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left; font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: 0.04em; font-weight: 500;
  padding: 11px 16px; border-bottom: 1px solid var(--line); background: var(--white);
}
td {
  padding: 14px 16px; border-bottom: 1px solid var(--line-2);
  font-size: 14px; vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--paper); }
.text-r { text-align: right; }
.text-muted { color: var(--muted); }
.mono { font-variant-numeric: tabular-nums; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.text-link { color: var(--blue); }

/* Badges / pills */
.badge {
  display: inline-block; padding: 2px 9px; font-size: 11.5px;
  font-weight: 500; border-radius: 9999px;
  background: #f0ede5; color: var(--muted);
}
.badge.green { background: var(--green-bg); color: var(--green-d); }
.badge.red { background: var(--red-bg); color: var(--red); }
.badge.amber { background: var(--amber-bg); color: var(--amber); }
.badge.blue { background: var(--blue-bg); color: var(--blue); }
.badge.purple { background: var(--purple-bg); color: var(--purple); }

/* Pipeline kanban */
.kanban {
  display: grid; grid-template-columns: repeat(6, minmax(220px, 1fr));
  gap: 14px; align-items: flex-start;
}
.kcol {
  background: var(--white); border: 1px solid var(--line);
  border-radius: 10px; overflow: hidden;
}
.kcol-head {
  padding: 12px 14px 8px; display: flex; align-items: center;
  justify-content: space-between; gap: 8px;
}
.kcol-head .name { font-size: 13px; font-weight: 600; letter-spacing: -0.005em; }
.kcol-head .ct { font-size: 11px; color: var(--muted); }
.kcol-stats { padding: 0 14px 10px; font-size: 11px; color: var(--muted); }
.kcol-list { padding: 0 10px 10px; display: flex; flex-direction: column; gap: 8px; }
.kcard {
  background: var(--white); border: 1px solid var(--line);
  border-radius: 9px; padding: 11px 12px;
}
.kcard.lead { border-left: 3px solid var(--blue); }
.kcard .project { font-size: 13.5px; font-weight: 500; line-height: 1.35; }
.kcard .client { font-size: 12px; color: var(--muted); margin-top: 3px; }
.kcard .row {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 9px; font-size: 11.5px; color: var(--muted);
}
.kcard .value { color: var(--ink); font-weight: 500; font-variant-numeric: tabular-nums; }
.kcard .new-tag {
  font-size: 10px; font-weight: 600; color: var(--blue);
  background: var(--blue-bg); padding: 1px 6px; border-radius: 4px;
  letter-spacing: 0.04em; text-transform: uppercase;
}

/* Doc builder header / hero of detail pages */
.doc-hero {
  background: var(--white); border: 1px solid var(--line);
  border-radius: 10px; padding: 22px 26px;
  display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: flex-start;
  margin-bottom: 18px;
}
.doc-hero .number { font-size: 12px; color: var(--muted); letter-spacing: 0.04em; text-transform: uppercase; }
.doc-hero h2 { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin-top: 4px; }
.doc-hero .meta { display: grid; grid-template-columns: repeat(4, auto); gap: 24px; margin-top: 18px; }
.doc-hero .meta dt { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
.doc-hero .meta dd { font-size: 14px; margin-top: 3px; font-weight: 500; }
.doc-hero .right { text-align: right; }
.doc-hero .total { font-size: 28px; font-weight: 600; letter-spacing: -0.02em; }
.doc-hero .total-lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

/* Series / progress invoice strip */
.series-strip {
  background: var(--white); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 22px; margin-bottom: 18px;
}
.series-strip h3 { font-size: 13px; font-weight: 600; margin-bottom: 14px; }
.series-bar {
  height: 10px; border-radius: 4px; background: #e8e8e8;
  overflow: hidden; display: flex;
}
.series-bar .seg { height: 100%; border-right: 1px solid var(--white); }
.series-bar .seg:last-child { border-right: none; }
.series-bar .seg.paid { background: var(--green); }
.series-bar .seg.invoiced { background: var(--ink); }
.series-bar .seg.draft { background: #c9c9c9; }
.series-bar .seg.future { background: #e8e8e8; }
.series-legend {
  display: flex; gap: 18px; margin-top: 12px; font-size: 12px; color: var(--muted);
}
.series-legend .dot { display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 6px; vertical-align: middle; }
.series-legend .dot.paid { background: var(--green); }
.series-legend .dot.invoiced { background: var(--ink); }
.series-legend .dot.future { background: #e8e8e8; }

/* Two-col detail */
.split { display: grid; grid-template-columns: 1fr 320px; gap: 18px; }
.split aside .card-block {
  background: var(--white); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px; margin-bottom: 12px;
}
.split aside .card-block .label {
  font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; font-weight: 600;
}
.split aside .card-block .value { font-size: 14px; margin-top: 6px; font-weight: 500; }
.split aside .status-list { display: flex; flex-direction: column; gap: 4px; margin-top: 10px; }
.split aside .status-list button {
  text-align: left; padding: 7px 10px; border-radius: 6px;
  font-size: 13.5px; color: var(--muted); background: none; border: none;
}
.split aside .status-list button.active { background: var(--ink); color: var(--white); }

/* Line items table styling */
.li-table th, .li-table td { padding: 11px 12px; }
.li-table td.desc { padding: 10px 12px 12px; }
.li-table td.desc .detail { display: block; font-size: 12px; color: var(--muted); margin-top: 2px; }

/* Notes / signature */
.sign-block {
  background: var(--white); border: 1px solid var(--line); border-radius: 10px;
  padding: 18px 22px; margin-top: 16px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 36px;
}
.sign-block h4 { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 6px; }
.sign-block .signature-line { border-bottom: 1px solid var(--ink); height: 32px; margin-top: 26px; }
.sign-block .signature-name { font-size: 12px; color: var(--muted); margin-top: 6px; }