:root {
  color-scheme: light;
  --bg: #f6f6f4;
  --surface: #fcfcfb;
  --border: #e3e2de;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --ink-3: #7a7974;
  --accent: #1f3a5f;
  --accent-ink: #ffffff;
  --series-1: #2a78d6;   /* product spend / invoiced price */
  --series-2: #eb6834;   /* fees */
  --ref: #8a8f98;        /* contract-allowed reference line */
  --wf-total: #52514e;   /* waterfall: period totals */
  --wf-up: #eb6834;      /* waterfall: spend increase */
  --wf-down: #2a78d6;    /* waterfall: spend decrease */
  --good: #0a7d3c;
  --warn: #b26b00;
  --bad: #c0302f;
  --chip: #eef2f7;
  --radius: 10px;
  --font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --bg: #121211; --surface: #1a1a19; --border: #2e2d2b;
    --ink: #f0efec; --ink-2: #c3c2b7; --ink-3: #8f8e86;
    --accent: #9cb8de; --accent-ink: #0b0b0b;
    --series-1: #3987e5; --series-2: #d95926; --ref: #8f8e86;
    --wf-total: #8f8e86; --wf-up: #d95926; --wf-down: #3987e5;
    --good: #4cc27f; --warn: #e3a33a; --bad: #e66767; --chip: #23262b;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121211; --surface: #1a1a19; --border: #2e2d2b;
  --ink: #f0efec; --ink-2: #c3c2b7; --ink-3: #8f8e86;
  --accent: #9cb8de; --accent-ink: #0b0b0b;
  --series-1: #3987e5; --series-2: #d95926; --ref: #8f8e86;
    --wf-total: #8f8e86; --wf-up: #d95926; --wf-down: #3987e5;
  --good: #4cc27f; --warn: #e3a33a; --bad: #e66767; --chip: #23262b;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 var(--font); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 24px; margin: 0 0 4px; letter-spacing: -0.01em; }
h2 { font-size: 16px; margin: 0 0 12px; }
.muted { color: var(--ink-2); }
.small { font-size: 13px; }

.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar .inner { max-width: 1200px; margin: 0 auto; padding: 12px 16px; display: flex; gap: 24px;
  align-items: center; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--ink); letter-spacing: -0.01em; display: inline-flex; align-items: center; gap: 8px; }
.brand img { border-radius: 5px; flex: none; }
.login-logo { display: block; color: var(--ink); margin-bottom: 18px; --pencil: var(--bad); --paper: var(--surface); }
.login-logo .logo { height: 30px; width: auto; display: block; }
.brand span { color: var(--ink-3); font-weight: 500; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { color: var(--ink-2); padding: 6px 10px; border-radius: 6px; }
.nav a.on, .nav a:hover { background: var(--chip); color: var(--ink); text-decoration: none; }
.spacer { flex: 1; }

main { max-width: 1200px; margin: 0 auto; padding: 24px 16px 64px; }
.head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px;
  flex-wrap: wrap; margin-bottom: 20px; }

.grid { display: grid; gap: 16px; }
.kpis { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 16px; }
.two { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); margin-bottom: 16px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; min-width: 0; }
.kpi .label { color: var(--ink-2); font-size: 13px; }
.kpi .value { font-size: 28px; font-weight: 700; letter-spacing: -0.02em; margin-top: 2px;
  font-variant-numeric: tabular-nums; }
.kpi .sub { color: var(--ink-3); font-size: 12px; }
.kpi.hero { border-color: var(--accent); }

.chart { position: relative; height: 260px; }
.chart.tall { height: 320px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--ink-2); font-weight: 600; font-size: 12px; text-transform: uppercase;
  letter-spacing: .03em; border-bottom: 1px solid var(--border); padding: 8px 10px; white-space: nowrap; }
td { border-bottom: 1px solid var(--border); padding: 8px 10px; vertical-align: top; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.table-wrap { overflow-x: auto; }

.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); border: 0;
  padding: 9px 16px; border-radius: 8px; font: 600 14px var(--font); cursor: pointer; }
.btn:hover { text-decoration: none; opacity: .92; }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--border); }
input[type=email], input[type=text], input[type=tel], input[type=date], select { font: 15px var(--font); padding: 9px 11px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--ink); }
label { font-size: 13px; color: var(--ink-2); display: block; margin-bottom: 4px; }

.pill { display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 99px;
  background: var(--chip); color: var(--ink-2); white-space: nowrap; }
.pill.high::before, .pill.medium::before, .pill.low::before { content: "●"; margin-right: 4px; }
.pill.high::before { color: var(--bad); }
.pill.medium::before { color: var(--warn); }
.pill.low::before { color: var(--ink-3); }
.pill.tier-proven::before, .pill.tier-supported::before, .pill.tier-indicated::before { content: "●"; margin-right: 4px; }
.pill.tier-proven::before { color: var(--bad); }
.pill.tier-supported::before { color: var(--warn); }
.pill.tier-indicated::before { color: var(--ink-3); }
.pill.done { color: var(--good); }
.pill.error { color: var(--bad); }

.drop { border: 2px dashed var(--border); border-radius: var(--radius); padding: 28px; text-align: center;
  background: var(--surface); }
.drop.over { border-color: var(--accent); }
.banner { background: var(--chip); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 16px;
  display: flex; gap: 12px; align-items: center; }
.spin { width: 14px; height: 14px; border: 2px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: s 0.8s linear infinite; }
@keyframes s { to { transform: rotate(360deg); } }
.empty { text-align: center; padding: 48px 16px; }
.filters { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 12px; }
.bar-row { display: grid; grid-template-columns: minmax(140px, 1.2fr) 2fr 15rem; gap: 10px; align-items: center;
  padding: 6px 0; font-size: 14px; }
.bar-row > .num { text-align: right; }
.bar-track { background: var(--chip); border-radius: 4px; height: 12px; }
.bar-fill { background: var(--series-1); height: 12px; border-radius: 0 4px 4px 0; }
.login { max-width: 400px; margin: 10vh auto; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--ink-2); margin-bottom: 8px; }
.legend i { display: inline-block; width: 18px; height: 3px; vertical-align: middle; margin-right: 6px;
  border-radius: 2px; }
dl.terms { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 0; }
dl.terms dt { color: var(--ink-2); }
dl.terms dd { margin: 0; }
@media (max-width: 600px) { .bar-row { grid-template-columns: 1fr auto; } .bar-track { display: none; } }
.scope { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; margin: -6px 0 16px; }
.nav.seg { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 3px; }
.nav.seg a { padding: 5px 10px; font-size: 14px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.callout { border-left: 3px solid var(--accent); background: var(--chip); padding: 10px 14px; border-radius: 6px; margin: 0 0 12px; }
.variants { margin: 4px 0 0; padding: 0; list-style: none; font-size: 13px; color: var(--ink-2); }
.variants li { display: flex; justify-content: space-between; gap: 12px; padding: 2px 0; }
.variants li.best { color: var(--good); }
.switcher select { font-weight: 600; padding: 6px 10px; max-width: 260px; }
nav.scope { display: inline-flex; flex-wrap: wrap; margin: -6px 0 16px; }
.pill.active { color: var(--good); }
.pill.trial { color: var(--warn); }
.pill.paused { color: var(--ink-3); }
.supplier-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.basis { font-size: 13px; color: var(--ink-2); }
tr.paused td { color: var(--ink-3); }
.bad { color: var(--bad); }
.good { color: var(--good); font-weight: 600; }
.coverage { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 10px; }
.cov { border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.cov.on { border-color: var(--accent); }
.cov.off strong { color: var(--ink-3); font-weight: 600; }
.nowrap { white-space: nowrap; }
.row { display: flex; align-items: center; }
.checklist { padding-left: 20px; margin: 0 0 14px; }
.checklist li { margin-bottom: 6px; }
details.card summary { cursor: pointer; }
ul.checks { list-style: none; padding: 0; margin: 0; }
ul.checks li { padding: 8px 0 8px 26px; position: relative; border-bottom: 1px solid var(--border); }
ul.checks li::before { position: absolute; left: 0; top: 8px; font-weight: 700; }
ul.checks li.ok::before { content: "✓"; color: var(--good); }
ul.checks li.no::before { content: "–"; color: var(--warn); }
.pill.review { color: var(--warn); }
@media (max-width: 1320px) { .topbar .who { display: none; } }
@media (max-width: 1180px) { .nav a { padding-left: 8px; padding-right: 8px; } }
.levels { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 8px; }
.levels .lv { font-size: 12.5px; padding: 3px 9px; border-radius: 4px; border: 1px solid var(--border); color: var(--ink-3); }
.levels .lv.on { background: var(--chip); color: var(--ink); border-color: var(--accent); }
.levels a { margin-left: 6px; }
.acting { background: var(--warn); color: #fff; padding: 8px 16px; font-size: 14px; text-align: center; }
.acting a { color: #fff; text-decoration: underline; }
.legal { font-size: 14px; color: var(--ink-2); }
.legal ol { padding-left: 20px; }
.topbar .account { display: flex; gap: 16px; align-items: center; font-size: 13.5px; }
.topbar .inner.navrow { padding-top: 0; padding-bottom: 10px; }
.topbar .inner.navrow .nav { margin-left: -10px; flex-wrap: wrap; }
@media (max-width: 1320px) { .topbar .who { display: inline; } }
@media (max-width: 760px) { .topbar .who { display: none; } .topbar .account { gap: 12px; } }

/* sample customers in the empty state */
.samples { margin: 18px auto 0; display: grid; gap: 8px; max-width: 720px; text-align: left; }
.samples > p { text-align: center; }
.samples .sample { display: grid; grid-template-columns: 250px 1fr; gap: 12px; align-items: center; }
.samples .sample .btn { width: 100%; }
@media (max-width: 600px) { .samples .sample { grid-template-columns: 1fr; gap: 4px; } }

/* explore */
.explore-controls { display: flex; gap: 16px; flex-wrap: wrap; align-items: end; }
.explore-controls label { display: grid; gap: 4px; font-size: 13px; color: var(--ink-2); }
.explore-controls select { min-width: 200px; }
.explore-crumbs { margin: 4px 0 14px; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; font-size: 14px; }
.explore-crumbs .chip { border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; }
.explore-crumbs .chip a { margin-left: 6px; text-decoration: none; }
.chart-box { position: relative; height: 260px; }
td.heat { background: color-mix(in srgb, var(--series-1) calc(var(--h) * 35%), transparent); }
blockquote.clause { margin: 8px 0; padding: 8px 12px; border-left: 3px solid var(--accent); background: var(--paper-2, rgba(127,127,127,.06));
  font-size: 13px; line-height: 1.5; }
details.note { margin-top: 4px; font-size: 12px; max-width: 320px; }
details.note summary { cursor: pointer; font-size: 12px; }
h3.sub-h { font-size: 14px; margin: 18px 0 6px; }
table.heatmap { border-collapse: separate; border-spacing: 2px; font-size: 12px; }
table.heatmap th { font-weight: 600; text-align: center; padding: 2px 4px; color: var(--ink-2); white-space: nowrap; vertical-align: bottom; }
table.heatmap th:first-child, table.heatmap td:first-child { text-align: left; white-space: nowrap; padding-right: 10px; }
table.heatmap th div { font-weight: 500; font-size: 10px; color: var(--ink-3); }
table.heatmap th.broad { color: var(--bad); }
table.heatmap td.cell { min-width: 26px; height: 24px; text-align: center; border-radius: 3px;
  background: color-mix(in srgb, var(--series-2) calc(var(--heat, 0) * 85% + 10%), transparent); color: var(--ink); }
table.heatmap td.cell:empty { background: color-mix(in srgb, var(--ink-3) 8%, transparent); }
table.heatmap tr.total td { color: var(--ink-2); border-top: 1px solid var(--border); padding-top: 4px; }
table.contributors tr.expander { cursor: pointer; }
table.contributors tr.expander:hover td, table.contributors tr.expander.open td { background: color-mix(in srgb, var(--accent) 7%, transparent); }
table.contributors td.chev { width: 14px; color: var(--ink-3); }
table.contributors td.chev span { display: inline-block; transition: transform .15s; }
table.contributors tr.open td.chev span { transform: rotate(90deg); }
table.contributors tr.wf-row td { border-top: 0; padding-top: 0; }
.wf-mini { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 16px; align-items: center; padding: 6px 0 12px; }
.wf-mini-chart { height: 200px; }
.wf-facts { display: grid; gap: 10px; margin: 0; }
.wf-facts dt { font-size: 12px; color: var(--ink-3); }
.wf-facts dd { margin: 2px 0 0; }
@media (max-width: 640px) {
  /* The table scrolls sideways on a phone; keep the opened bridge pinned to the visible width. */
  .wf-mini { grid-template-columns: 1fr; position: sticky; left: 0; width: calc(100vw - 92px); }
}

.cm-split { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 16px; align-items: center; padding: 6px 0 12px; }
@media (max-width: 700px) { .cm-split { grid-template-columns: 1fr; } }

/* Agreement scorecard */
.sc-bars { display: grid; gap: 10px; margin: 8px 0 12px; }
.sc-bar { display: grid; grid-template-columns: minmax(8rem, 11rem) 1fr 2.5rem; gap: 10px; align-items: center; font-size: 13px; }
.sc-bar strong { text-align: right; font-variant-numeric: tabular-nums; }
.sc-track { height: 10px; border-radius: 5px; background: var(--chip); overflow: hidden; }
.sc-fill { height: 100%; border-radius: 5px; }
.sc-fill.lo { background: var(--bad); } .sc-fill.mid { background: var(--warn); } .sc-fill.hi { background: var(--good); }
.sc-top { margin: 8px 0 0; padding-left: 20px; display: grid; gap: 12px; }
.sc-top li > div:first-child { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.sc-dollars { margin-left: auto; font-weight: 600; font-variant-numeric: tabular-nums; }
.pill.sc-st::before { content: "●"; margin-right: 4px; }
.pill.sc-4::before { color: var(--good); } .pill.sc-3::before { color: var(--good); }
.pill.sc-2::before { color: var(--warn); } .pill.sc-1::before, .pill.sc-0::before { color: var(--bad); }
.pill.sc-na::before { color: var(--ink-3); }
.sc-table td { vertical-align: top; min-width: 9rem; }
.sc-table td:nth-child(3) { min-width: 16rem; }
.sc-section th { background: var(--chip); text-transform: none; letter-spacing: 0; font-size: 13px; color: var(--ink); }
@media (max-width: 640px) { .sc-bar { grid-template-columns: 1fr 2.5rem; } .sc-bar .sc-track { grid-column: 1 / -1; grid-row: 2; } }

/* Key dates */
.kd-table td { vertical-align: top; }
.kd-past td { opacity: .55; }
.pill.kd-critical { background: color-mix(in srgb, var(--bad) 14%, transparent); color: var(--bad); }
.kd-form { display: grid; gap: 10px; }
.kd-form label { display: grid; gap: 4px; font-size: 13px; color: var(--ink-2); }
.pill.sv-ok::before, .pill.sv-warn::before { content: "●"; margin-right: 4px; }
.pill.sv-ok::before { color: var(--good); } .pill.sv-warn::before { color: var(--warn); }
pre.code { background: var(--chip); border-radius: 8px; padding: 10px 12px; overflow-x: auto; font-size: 12px; white-space: pre; }

/* Grouped navigation */
.nav { align-items: center; }
.navgroup { position: relative; }
.navgroup > summary { list-style: none; cursor: pointer; color: var(--ink-2); padding: 6px 10px; border-radius: 6px; white-space: nowrap; }
.navgroup > summary::-webkit-details-marker { display: none; }
.navgroup > summary::after { content: "▾"; font-size: 11px; margin-left: 5px; color: var(--ink-3); }
.navgroup > summary:hover, .navgroup[open] > summary, .navgroup > summary.on { background: var(--chip); color: var(--ink); }
.navhere { color: var(--ink-3); font-weight: 400; }
.navmenu { position: absolute; top: calc(100% + 4px); left: 0; z-index: 30; min-width: 180px; display: grid; gap: 2px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 6px; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.navmenu a { display: block; padding: 7px 10px; border-radius: 6px; color: var(--ink-2); }
.navmenu a.on, .navmenu a:hover { background: var(--chip); color: var(--ink); text-decoration: none; }
@media (max-width: 640px) { .navhere { display: none; } .navmenu { position: fixed; left: 16px; right: 16px; top: auto; } }

/* Review checklist and project tracker */
.rv-check { list-style: none; padding: 0; margin: 8px 0 12px; display: grid; gap: 8px; }
.rv-check li { padding-left: 24px; position: relative; }
.rv-check li::before { position: absolute; left: 0; top: 0; font-weight: 700; }
.rv-check li.ok::before { content: "✓"; color: var(--good); }
.rv-check li.todo::before { content: "○"; color: var(--warn); }
.pj-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.pj-steps li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start; }
.pj-dot { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 700;
  border: 1.5px solid var(--border); color: var(--ink-3); }
.pj-done .pj-dot { background: var(--good); border-color: var(--good); color: var(--surface); }
.pj-current .pj-dot { border-color: var(--accent); color: var(--accent); border-width: 2px; }
.pj-next strong { color: var(--ink-3); font-weight: 500; }
.kd-form textarea { font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--ink); resize: vertical; }

/* Free assessment */
.as-range .label { color: var(--ink-2); font-size: 13px; }
.as-range .value { font-size: 34px; font-weight: 700; letter-spacing: -0.02em; margin: 2px 0 4px; }
.as-insights { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); }
.as-amt { font-size: 22px; font-weight: 700; }
.as-locked { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 8px; }
.as-locked li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; border: 1px dashed var(--border); border-radius: 8px; }
.as-locked li::before { content: "🔒"; margin-right: 8px; }
.as-locked li span:first-child { flex: 1; }
.as-blur { filter: blur(5px); user-select: none; font-weight: 600; }
.as-cta { border-color: var(--accent); }