/* Meridian — edit colours and fonts here */
:root {
  --bg: #f6f5f1;
  --bg-2: #ecebe5;
  --ink: #121417;
  --muted: #5a5e64;
  --line: #d4d2ca;
  --signal: #c8402a;
  --signal-text: #b3381f; /* signal for text on light backgrounds (AA contrast) */
  --serif: "Source Serif 4", Georgia, serif;
  --sans: "Work Sans", system-ui, sans-serif;
  --pad: clamp(20px, 5vw, 72px);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.08; margin: 0; letter-spacing: -.015em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 50; background: var(--ink); color: var(--bg); padding: 8px 14px; }
.skip:focus { left: 8px; }
.kicker { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--signal-text); margin-bottom: 18px; }

.progress { position: fixed; inset: 0 0 auto; z-index: 30; height: 2px; background: var(--signal); transform-origin: left; scale: var(--progress, 0) 1; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 22px;
  border: 1px solid var(--ink); font: 500 15px var(--sans); text-decoration: none; cursor: pointer;
}
.btn-ink { background: var(--ink); color: var(--bg); }
.btn-ink:hover { background: var(--signal-text); border-color: var(--signal-text); }
.btn-line { background: none; color: var(--ink); }
.btn-line:hover:not(:disabled) { background: var(--ink); color: var(--bg); }
.btn:disabled { opacity: .35; cursor: default; }
.link-btn { background: none; border: 0; padding: 0; font: inherit; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }

/* ---------- Nav ---------- */
.nav { position: fixed; inset: 0 0 auto; z-index: 20; display: flex; align-items: center; gap: 32px; padding: 16px var(--pad); border-bottom: 1px solid transparent; transition: background-color .3s, border-color .3s; }
.nav.scrolled { background: var(--bg); border-color: var(--line); }
.logo { font: 600 22px var(--serif); text-decoration: none; }
.logo span { color: var(--signal-text); }
.nav nav { display: flex; gap: 26px; margin-right: auto; }
.nav nav a { font-size: 15px; text-decoration: none; }
.nav nav a:hover { text-decoration: underline; text-underline-offset: 5px; }

/* ---------- Hero ---------- */
.hero { min-height: 100svh; display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: center; padding: 120px var(--pad) 64px; }
.hero h1 { font-size: clamp(42px, 5.6vw, 84px); }
.hero .lede { margin-top: 26px; max-width: 48ch; color: var(--muted); font-size: clamp(17px, 1.3vw, 19px); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.compass { position: relative; align-self: stretch; min-height: min(78svh, 760px); margin-right: calc(var(--pad) * -1); }
.compass canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.results-top { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 80px); align-items: end; margin-bottom: 56px; }
.results-top .section-head { margin-bottom: 0; }

.chart { margin: 0; padding: 22px; border: 1px solid var(--ink); background: var(--bg); }
.chart figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.legend { display: flex; align-items: center; gap: 6px; }
.legend i { display: inline-block; width: 16px; height: 2px; margin-left: 10px; }
.l-before { background: repeating-linear-gradient(90deg, var(--muted) 0 4px, transparent 4px 7px); } /* design-exception: linear-gradient — dashed legend swatch, not a colour gradient */
.l-after { background: var(--signal); height: 3px !important; }
.chart svg { width: 100%; height: auto; overflow: visible; }
.grid-lines line { stroke: var(--line); stroke-width: 1; }
.axis-labels text { font: 12px var(--sans); fill: var(--muted); }
.chart .before, .gsap .chart [data-draw] .before { fill: none; stroke: var(--muted); stroke-width: 2; stroke-dasharray: 6 5; stroke-dashoffset: 0; }
.chart .after { fill: none; stroke: var(--signal); stroke-width: 3.5; stroke-linejoin: round; }
.chart-note { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 15px; color: var(--muted); }
.chart-note b { font: 600 28px var(--serif); color: var(--ink); margin-right: 4px; font-variant-numeric: tabular-nums; }

/* ---------- Sectors ---------- */
.logos { display: flex; flex-wrap: wrap; gap: 14px 40px; align-items: baseline; padding: 26px var(--pad); border-block: 1px solid var(--ink); }
.logos p { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.logos ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 32px; font: 20px var(--serif); }

/* ---------- Sections ---------- */
.services, .results, .diagnostic, .contact, .savings, .cases, .team, .faq { padding: clamp(80px, 11vw, 150px) var(--pad); }
.section-head { margin-bottom: 48px; }
.section-head h2, .diagnostic h2, .contact h2 { font-size: clamp(36px, 4.8vw, 68px); max-width: 18ch; }

/* ---------- Services ---------- */
.svc-list { border-top: 1px solid var(--ink); }
.svc { border-bottom: 1px solid var(--line); }
.svc summary { display: grid; grid-template-columns: 60px 1fr auto 28px; align-items: baseline; gap: 20px; padding: 26px 0; cursor: pointer; list-style: none; }
.svc summary::-webkit-details-marker { display: none; }
.svc summary::after { content: "+"; font: 28px/1 var(--sans); justify-self: end; transition: rotate .4s var(--ease); }
.svc[open] summary::after { rotate: 45deg; }
.svc .num { font-size: 14px; color: var(--muted); font-variant-numeric: tabular-nums; }
.svc h3 { font-size: clamp(26px, 3vw, 40px); }
.svc summary:hover h3 { color: var(--signal-text); }
.svc .dur { font-size: 14px; color: var(--muted); }
.svc-body { display: grid; grid-template-columns: 1.3fr 1fr; gap: 40px; padding: 0 0 32px 80px; }
.svc-body p { color: var(--muted); max-width: 56ch; }
.svc-body ul { margin: 0; padding: 0; list-style: none; }
.svc-body li { padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; }

/* ---------- Method (horizontal) ---------- */
.method { background: var(--ink); color: var(--bg); height: var(--h, 300vh); }
.method .kicker { color: #ee5a42; }
.method-sticky { position: sticky; top: 0; height: 100svh; display: grid; grid-template-rows: auto 1fr; grid-template-columns: minmax(0, 1fr); overflow: hidden; padding: 100px 0 48px; }
.method-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 20px; padding: 0 var(--pad); }
.method-head h2 { font-size: clamp(36px, 4.8vw, 68px); }
.weeks { display: grid; gap: 8px; min-width: 240px; font-variant-numeric: tabular-nums; }
.weeks span { font: 600 28px var(--serif); }
.weeks i { display: block; height: 2px; background: #33373d; }
.weeks b { display: block; height: 100%; background: var(--signal); width: calc(var(--p, 0) * 100%); }
.track { list-style: none; margin: 0; padding: 0 var(--pad); display: flex; gap: 0; align-self: center; will-change: translate; }
.phase { flex: none; width: clamp(280px, 34vw, 480px); padding: 28px 40px 28px 0; margin-right: 40px; border-top: 1px solid #45494f; }
.phase .ph-w { font-size: 14px; color: #9a9ea5; }
.phase h3 { font-size: clamp(40px, 5vw, 72px); margin: 10px 0 16px; }
.phase p { color: #c5c7cb; max-width: 34ch; }
.phase.on { border-color: var(--signal); }

/* ---------- Results ---------- */
.cases { width: 100%; border-collapse: collapse; }
.cases th { text-align: left; font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); padding: 0 16px 14px 0; border-bottom: 1px solid var(--ink); }
.cases td { padding: 22px 16px 22px 0; border-bottom: 1px solid var(--line); vertical-align: baseline; }
.cases td:first-child { color: var(--muted); }
.cases .n { text-align: right; font-variant-numeric: tabular-nums; }
.cases b { font: 600 28px var(--serif); margin-right: 4px; }
.fine { margin-top: 16px; font-size: 13px; color: var(--muted); }

/* ---------- Diagnostic ---------- */
.diagnostic { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 7vw, 110px); align-items: start; background: var(--bg-2); }
.diag-intro p:last-child { margin-top: 20px; color: var(--muted); max-width: 40ch; }
.quiz { display: grid; gap: 22px; padding: clamp(24px, 3vw, 40px); background: var(--bg); border: 1px solid var(--ink); }
.quiz-top { display: grid; gap: 10px; font-size: 14px; color: var(--muted); }
.quiz-bar { height: 2px; background: var(--line); }
.quiz-bar i { display: block; height: 100%; width: calc(var(--p, .25) * 100%); background: var(--signal); transition: width .5s var(--ease); }
.q { border: 0; margin: 0; padding: 0; display: grid; gap: 10px; animation: q-in .45s var(--ease); }
@keyframes q-in { from { opacity: 0; translate: 24px 0; } }
.q legend { font: 28px/1.15 var(--serif); margin-bottom: 14px; padding: 0; }
.q label { display: flex; gap: 14px; align-items: center; padding: 14px 16px; border: 1px solid var(--line); cursor: pointer; transition: border-color .2s, background-color .2s; }
.q label:hover { border-color: var(--ink); }
.q label:has(input:checked) { border-color: var(--ink); background: var(--ink); color: var(--bg); }
.q input { accent-color: var(--signal); width: 18px; height: 18px; margin: 0; }
.answer { display: grid; gap: 14px; animation: q-in .5s var(--ease); }
.answer h3 { font-size: 34px; }
.answer > p:not(.kicker) { color: var(--muted); }
.answer-facts { display: flex; gap: 40px; margin: 4px 0 6px; padding: 14px 0; border-block: 1px solid var(--line); }
.answer-facts dt { font-size: 13px; color: var(--muted); }
.answer-facts dd { margin: 2px 0 0; font: 600 22px var(--serif); }
.answer .btn { justify-self: start; }
.quiz-nav { display: flex; justify-content: space-between; align-items: center; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--ink); }
.contact .label { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
.contact-grid a, .contact-grid p:not(.label) { font: clamp(20px, 2vw, 26px)/1.3 var(--serif); }
.contact-grid a { text-decoration-thickness: 1px; text-underline-offset: 5px; }
.contact-grid a:hover { color: var(--signal-text); }

/* ---------- Savings estimate ---------- */
.savings { background: var(--bg-2); }
.calc-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.calc { display: grid; gap: 26px; }
.calc label { display: grid; gap: 10px; font-size: 15px; }
.calc label > span { display: flex; justify-content: space-between; gap: 12px; }
.calc label .mono { font: 600 15px var(--sans); font-variant-numeric: tabular-nums; }
.calc input[type="range"] { width: 100%; accent-color: var(--signal); }
.calc select, .book input, .book select, .book textarea { width: 100%; min-height: 46px; padding: 0 12px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); font: 16px var(--sans); border-radius: 0; }
.book textarea { padding: 10px 12px; resize: vertical; }
.calc-out { display: grid; gap: 16px; padding: clamp(24px, 3vw, 40px); background: var(--bg); border: 1px solid var(--ink); }
.calc-out .label, .contact .label { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.calc-out .big { font: 400 clamp(34px, 4vw, 56px)/1.05 var(--serif); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.calc-out .cash { color: var(--signal-text); font-weight: 500; }
.bars { display: grid; gap: 10px; margin-top: 6px; }
.bars div { display: grid; grid-template-columns: 9.5em 1fr 6em; align-items: center; gap: 12px; font-size: 14px; color: var(--muted); }
.bars i { height: 12px; width: var(--w, 0); background: var(--ink); transition: width .6s var(--ease); }
.bars div + div i { background: var(--signal); }
.bars b { text-align: right; color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.calc-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 6px 0 4px; padding-top: 16px; border-top: 1px solid var(--line); }
.calc-facts dt { font-size: 13px; color: var(--muted); }
.calc-facts dd { margin: 4px 0 0; font-weight: 600; }
.calc-out .btn { justify-self: start; }

/* ---------- Case studies ---------- */
.cases-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 24px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips button { min-height: 38px; padding: 0 16px; border: 1px solid var(--line); background: none; color: var(--ink); font: 500 14px var(--sans); cursor: pointer; }
.chips button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.case-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--ink); }
.case { display: grid; grid-template-rows: auto auto 1fr auto auto; gap: 10px; padding: 28px 28px 32px 0; border-bottom: 1px solid var(--line); animation: q-in .45s var(--ease); }
.case + .case { padding-left: 28px; border-left: 1px solid var(--line); }
.case:nth-child(3n + 1) { padding-left: 0; border-left: 0; }
.case .kicker { margin: 0; }
.case h3 { font-size: clamp(22px, 2vw, 28px); }
.case-client { font-size: 14px; color: var(--muted); }
.case-metric { font: 400 clamp(28px, 3vw, 40px) var(--serif); color: var(--signal-text); }
.case .btn { justify-self: start; }
.case-sheet { width: min(820px, calc(100vw - 32px)); max-height: calc(100dvh - 48px); padding: clamp(24px, 4vw, 48px); border: 1px solid var(--ink); background: var(--bg); color: var(--ink); }
.case-sheet::backdrop { background: rgb(18 20 23 / .55); }
.case-sheet[open] { animation: q-in .35s var(--ease); }
.case-sheet h2 { font-size: clamp(28px, 3.4vw, 44px); max-width: 22ch; }
.case-sheet .close { position: absolute; top: 16px; right: 16px; width: 40px; height: 40px; border: 1px solid var(--line); background: none; color: var(--ink); font-size: 22px; cursor: pointer; }
.cs-client { margin-top: 10px; color: var(--muted); }
.cs-chart { width: 100%; height: auto; margin: 24px 0; }
.cs-chart line { stroke: var(--line); }
.cs-chart polyline { fill: none; stroke: var(--signal); stroke-width: 3; stroke-linejoin: round; stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 1.4s var(--ease) .2s forwards; }
.cs-chart text { font: 11px var(--sans); fill: var(--muted); }
@keyframes draw { to { stroke-dashoffset: 0; } }
.cs-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.cs-cols h3 { font: 600 13px var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.cs-cols p, .cs-cols li { font-size: 15px; }
.cs-cols ul { margin: 0; padding-left: 18px; display: grid; gap: 6px; }

/* ---------- Team ---------- */
.team-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; }
.team-grid li { display: grid; align-content: start; gap: 8px; padding-top: 24px; border-top: 1px solid var(--ink); }
.mono-av { width: 64px; height: 64px; display: grid; place-items: center; margin-bottom: 8px; border-radius: 50%; background: var(--ink); color: var(--bg); font: 600 20px var(--serif); }
.team-grid h3 { font-size: 24px; }
.team-grid .role { font-size: 14px; color: var(--signal-text); font-weight: 500; }
.team-grid p { font-size: 15px; }
.team-grid .tags { font-size: 13px; color: var(--muted); }

/* ---------- FAQ ---------- */
.faq { background: var(--bg-2); }
.faq-list { border-top: 1px solid var(--ink); max-width: 980px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; font: 400 clamp(20px, 2vw, 26px) var(--serif); cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 26px/1 var(--sans); transition: rotate .4s var(--ease); }
.faq details[open] summary::after { rotate: 45deg; }
.faq details p { padding: 0 0 24px; max-width: 70ch; color: var(--muted); }

/* ---------- Book a call ---------- */
.contact-top { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 7vw, 110px); align-items: start; }
.lede-sm { margin-top: 20px; max-width: 40ch; color: var(--muted); }
.book { display: grid; gap: 18px; padding: clamp(24px, 3vw, 40px); border: 1px solid var(--ink); }
.book label { display: grid; gap: 8px; font-size: 14px; font-weight: 500; }
.book .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.book .opt { font-weight: 400; color: var(--muted); }
.book [aria-invalid="true"] { border-color: var(--signal-text); }
.slots { border: 0; margin: 0; padding: 0; }
.slots legend { font-size: 14px; font-weight: 500; margin-bottom: 8px; }
.slots > div { display: flex; flex-wrap: wrap; gap: 8px; }
.slot input { position: absolute; opacity: 0; }
.slot span { display: inline-block; min-width: 68px; padding: 8px 10px; border: 1px solid var(--line); text-align: center; font-size: 14px; font-variant-numeric: tabular-nums; cursor: pointer; }
.slot input:checked + span { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.slot input:focus-visible + span { outline: 2px solid var(--signal); outline-offset: 2px; }
.form-error { min-height: 1.4em; color: var(--signal-text); font-size: 14px; }
.form-error:empty { display: none; }
.book > .btn { justify-self: start; }
.booked { display: grid; gap: 10px; padding: 20px; background: var(--bg-2); }
.booked h3 { font-size: 24px; }
.booked .btn { justify-self: start; }

/* ---------- Footer ---------- */
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 10px 40px; padding: 32px var(--pad); border-top: 1px solid var(--ink); }
.foot .small { font-size: 13px; color: var(--muted); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .nav nav { display: none; }
  .nav .btn { margin-left: auto; }
  .hero, .diagnostic, .results-top { grid-template-columns: 1fr; }
  .compass { order: -1; min-height: 0; height: 46svh; margin: -40px calc(var(--pad) * -1) 0; }
  .hero { padding-top: 110px; }
  .svc-body { grid-template-columns: 1fr; gap: 16px; padding-left: 0; }
  .svc summary { grid-template-columns: 36px 1fr 24px; }
  .svc .dur { grid-column: 2; grid-row: 2; margin-top: -12px; }
  .contact-grid { grid-template-columns: 1fr; }
  .calc-grid, .contact-top { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .case:nth-child(n) { padding-left: 28px; border-left: 1px solid var(--line); }
  .case:nth-child(2n + 1) { padding-left: 0; border-left: 0; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .cs-cols { grid-template-columns: 1fr; gap: 18px; }
  .cases thead { display: none; }
  .cases tr { display: grid; grid-template-columns: 1fr auto; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .cases td { border: 0; padding: 2px 0; }
  .cases td:nth-child(1), .cases td:nth-child(2) { grid-column: 1 / -1; font-size: 15px; }
  .cases td:nth-child(4)::before { content: "Held at 6 months: "; color: var(--muted); font-size: 14px; }
  .cases td.n { text-align: left; }
}
@media (max-width: 560px) {
  .case-grid, .team-grid, .book .row { grid-template-columns: 1fr; }
  .case:nth-child(n) { padding-left: 0; border-left: 0; }
  .calc-facts { grid-template-columns: 1fr; }
  .bars div { grid-template-columns: 7em 1fr 5em; }
  .nav .btn { padding: 0 14px; font-size: 14px; }
  .q legend { font-size: 24px; }
  .answer-facts { gap: 24px; }
}