@charset "UTF-8";
/* Version 2: Working Index. Fixed index rail, technical grid, mono labels, schematic diagrams. */
:root {
  --paper: #f1f2ee;
  --panel: #ffffff;
  --ink: #0e1116;
  --muted: #4a5059;
  --line: #c6c9c1;
  --grid: rgba(14, 17, 22, .055);
  --blue: #1d3fd0;
  --blue-ink: #0f2590;
  --yellow: #ffd23f;
  --sans: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --rail: 280px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 var(--sans); }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; }
a { color: inherit; text-underline-offset: 4px; text-decoration-thickness: 1px; }
a:hover { color: var(--blue); }
:focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }
::selection { background: var(--yellow); color: var(--ink); }
mark { background: var(--yellow); color: inherit; padding: 0 .08em; box-decoration-break: clone; -webkit-box-decoration-break: clone; }

.skip-link { position: absolute; left: 16px; top: -100px; z-index: 60; background: var(--ink); color: #fff; padding: 12px 18px; font: 600 14px var(--mono); }
.skip-link:focus { top: 12px; }

/* Frame and rail */
.frame { display: grid; grid-template-columns: var(--rail) minmax(0, 1fr); min-height: 100vh; }
.rail { position: sticky; top: 0; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; gap: 28px; padding: 28px 24px; border-right: 1px solid var(--ink); background: var(--paper); }
.rail-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; font-size: 18px; letter-spacing: -.02em; white-space: nowrap; }
.brand img { width: 36px; height: 36px; }
.menu-toggle { display: none; }
.rail-label { font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding-bottom: 8px; border-bottom: 1px solid var(--ink); }
.primary-nav ol + .rail-label { margin-top: 24px; }
.primary-nav a { display: flex; align-items: baseline; gap: 14px; padding: 9px 8px; margin-inline: -8px; text-decoration: none; font-size: 15px; font-weight: 600; border-left: 3px solid transparent; }
.primary-nav a span { font: 12px var(--mono); color: var(--muted); min-width: 2ch; }
.primary-nav a:hover { background: var(--panel); color: var(--ink); }
.primary-nav a.is-current, .primary-nav a[aria-current="page"] { border-left-color: var(--blue); background: var(--panel); }
.primary-nav a.is-current span, .primary-nav a[aria-current="page"] span { color: var(--blue); }
.rail-foot { margin-top: auto; font-size: 14px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 16px; }
.rail-foot a { display: inline-block; margin-top: 6px; font: 13px var(--mono); color: var(--ink); overflow-wrap: anywhere; }

/* Content */
.content { min-width: 0; background-color: var(--paper); background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px); background-size: 48px 48px; }
.block { padding: 72px clamp(24px, 6vw, 96px); border-bottom: 1px solid var(--ink); }
.meta-row { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding-bottom: 12px; border-bottom: 1px solid currentColor; margin-bottom: 44px; }
.meta-row span:first-child { color: var(--blue); font-weight: 700; }
h1, h2 { font-weight: 800; letter-spacing: -.045em; line-height: .98; }
h1 { font-size: clamp(46px, 7.2vw, 112px); }
h1 .line { display: block; }
h2 { font-size: clamp(34px, 4.4vw, 64px); max-width: 16ch; }
h3 { font-size: 21px; font-weight: 700; letter-spacing: -.015em; line-height: 1.25; }
p { max-width: 62ch; }
.block-head { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 48px; align-items: end; margin-bottom: 48px; }
.block-head > p { color: var(--muted); }

.button { display: inline-flex; align-items: center; gap: 14px; min-height: 50px; padding: 12px 20px; background: var(--blue); color: #fff; border: 1px solid var(--blue); font: 700 15px/1.3 var(--sans); text-decoration: none; }
.button::after { content: "\2192"; font-family: var(--mono); }
.button:hover { background: var(--blue-ink); border-color: var(--blue-ink); color: #fff; }
.button-light { background: var(--yellow); color: var(--ink); border-color: var(--yellow); }
.button-light:hover { background: #fff; border-color: #fff; color: var(--ink); }
.text-link { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-weight: 700; font-size: 15px; }
.text-link::after { content: "\2192"; font-family: var(--mono); }
.address { font: 13px/1.5 var(--mono); color: var(--muted); margin-top: 12px; overflow-wrap: anywhere; }

/* Hero */
.hero h1 { margin-bottom: 44px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.lede { font-size: clamp(19px, 1.7vw, 23px); line-height: 1.45; }
.hero-cta { border-left: 1px solid var(--ink); padding-left: 28px; }
.hero-cta .text-link { margin-top: 6px; }

.schematic { margin-top: 64px; background: var(--panel); border: 1px solid var(--ink); }
.schematic-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 10px 16px; border-bottom: 1px solid var(--ink); font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.schematic figcaption { padding: 10px 16px; border-top: 1px solid var(--line); font: 12px/1.5 var(--mono); color: var(--muted); }
.diagram { display: grid; grid-template-columns: minmax(0, 1fr) 56px minmax(0, 1fr) 56px minmax(0, 1fr); align-items: center; padding: 40px 32px; min-height: 280px; background-image: radial-gradient(circle, rgba(14,17,22,.18) 1px, transparent 1.5px); background-size: 16px 16px; }
.node { position: relative; background: var(--panel); border: 1.5px solid var(--ink); padding: 26px 14px 14px; }
.node-id { position: absolute; top: -1.5px; left: -1.5px; background: var(--ink); color: #fff; font: 700 12px/1 var(--mono); padding: 5px 7px; }
.node-type { display: block; font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.node strong { display: block; font-size: 17px; line-height: 1.3; margin-top: 4px; }
.node-a { border-color: var(--blue); box-shadow: 6px 6px 0 var(--blue); }
.node-a .node-id { background: var(--blue); }
.node-d { background: var(--yellow); }
.node-pair { display: grid; gap: 22px; }
.link { position: relative; align-self: stretch; }
.link::before, .link::after { content: ""; position: absolute; }
.link-fork::before { left: 0; width: 50%; top: 50%; border-top: 1.5px dashed var(--blue); }
.link-fork::after { left: 50%; right: 0; top: 25%; bottom: 25%; border: 1.5px dashed var(--blue); border-right: 0; }
.link-join::before { left: 0; right: 50%; top: 25%; bottom: 25%; border: 1.5px dashed var(--blue); border-left: 0; }
.link-join::after { right: 0; width: 50%; top: 50%; border-top: 1.5px dashed var(--blue); }

/* Services spec */
.spec { border-top: 2px solid var(--ink); }
.spec-row { display: grid; grid-template-columns: 72px minmax(0, 1fr) minmax(0, 1.4fr) minmax(0, 1fr); gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--ink); background: transparent; align-items: start; }
.spec-code { font: 700 13px/1.6 var(--mono); color: var(--blue); }
.spec-row p { color: var(--muted); font-size: 16px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags li { font: 12px/1.3 var(--mono); border: 1px solid var(--ink); padding: 5px 8px; background: var(--panel); }
.spec-link .text-link { color: var(--blue); }

/* Campaign package */
.block-ink { background: var(--ink); color: #f1f2ee; border-bottom-color: var(--ink); }
.block-ink .meta-row { color: #b9bec7; }
.block-ink .meta-row span:first-child { color: var(--yellow); }
.block-ink :focus-visible { outline-color: var(--yellow); }
.package { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: 56px; }
.package-intro h2 { color: #fff; }
.package-intro > p:not(.address) { color: #cdd1d8; margin: 24px 0 28px; }
.package-intro .address { color: #b9bec7; }
.scope-label { font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: #b9bec7; margin-bottom: 14px; }
.cells { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid #4b515b; border-left: 1px solid #4b515b; }
.cells li { border-right: 1px solid #4b515b; border-bottom: 1px solid #4b515b; padding: 22px 20px 24px; position: relative; }
.cell-id { display: inline-grid; place-items: center; width: 32px; height: 32px; border: 1.5px solid var(--yellow); color: var(--yellow); font: 700 13px var(--mono); margin-bottom: 16px; }
.cells h3 { color: #fff; font-size: 19px; }
.cells p { color: #cdd1d8; font-size: 15px; margin-top: 6px; }
.scope-note { font: 13px/1.6 var(--mono); color: #b9bec7; margin-top: 16px; }

/* Process */
.process { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--ink); background: var(--panel); }
.process li { padding: 24px 22px 28px; border-right: 1px solid var(--ink); position: relative; }
.process li:last-child { border-right: 0; }
.process li:not(:last-child)::after { content: "\2192"; position: absolute; right: -13px; top: 22px; width: 24px; height: 24px; display: grid; place-items: center; background: var(--blue); color: #fff; font: 700 13px var(--mono); z-index: 1; }
.step { font: 12px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--blue); }
.process h3 { font-size: 28px; letter-spacing: -.03em; margin: 22px 0 10px; }
.process p { font-size: 15px; color: var(--muted); }

/* Work files */
.files { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.file { background: var(--panel); border: 1px solid var(--ink); display: flex; flex-direction: column; }
.file-tab { font: 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .06em; padding: 10px 16px; border-bottom: 1px solid var(--ink); background: var(--paper); }
.file-visual { min-height: 260px; padding: 28px 24px 16px; border-bottom: 1px solid var(--ink); display: flex; flex-direction: column; justify-content: center; gap: 18px; }
.visual-checks { background-image: linear-gradient(var(--grid) 1px, transparent 1px); background-size: 100% 32px; }
.visual-checks ul { display: grid; gap: 10px; max-width: 320px; }
.visual-checks li { display: flex; align-items: center; gap: 12px; border: 1px solid var(--ink); background: var(--panel); padding: 10px 14px; font-weight: 700; font-size: 16px; }
.box { width: 16px; height: 16px; border: 1.5px solid var(--blue); flex: none; position: relative; }
.box::after { content: ""; position: absolute; left: 4px; top: 0; width: 5px; height: 9px; border: solid var(--blue); border-width: 0 2px 2px 0; transform: rotate(45deg); }
.visual-checks li:nth-child(2) { margin-left: 24px; }
.visual-checks li:nth-child(3) { margin-left: 48px; }
.visual-note { font: 12px/1.5 var(--mono); color: var(--muted); }
.visual-path { background: #eef1fb; }
.visual-path ol { display: flex; align-items: center; gap: 0; flex-wrap: wrap; }
.visual-path li { font: 700 13px var(--mono); text-transform: uppercase; letter-spacing: .04em; border: 1.5px solid var(--ink); background: var(--panel); padding: 9px 12px; }
.visual-path li + li { margin-left: 34px; position: relative; }
.visual-path li + li::before { content: ""; position: absolute; left: -35px; top: 50%; width: 34px; border-top: 1.5px dashed var(--blue); }
.path-q { font-size: clamp(24px, 2.4vw, 32px); font-weight: 800; letter-spacing: -.03em; line-height: 1.1; max-width: 16ch; }
.file-copy { padding: 22px 22px 26px; }
.file-copy p { color: var(--muted); font-size: 16px; margin-top: 10px; }

/* Profile */
.profile { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 56px; align-items: start; }
.profile-card { background: var(--panel); border: 1px solid var(--ink); }
.profile-card div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.profile-card div:last-child { border-bottom: 0; }
.profile-card dt { font: 12px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.profile-card dd { font-weight: 700; font-size: 16px; }
.profile-copy h2 { margin-bottom: 24px; }
.profile-copy p { color: var(--muted); }
.profile-copy p + p { margin-top: 14px; }
.profile-copy .text-link { margin-top: 14px; color: var(--blue); }

/* FAQ */
.faq { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: 56px; }
.faq-list { border-top: 2px solid var(--ink); }
.faq-list details { border-bottom: 1px solid var(--ink); }
.faq-list summary { cursor: pointer; list-style: none; display: grid; grid-template-columns: 56px 1fr 28px; gap: 12px; align-items: center; padding: 18px 0; min-height: 64px; font-weight: 700; font-size: 19px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font: 400 22px/1 var(--mono); text-align: center; border: 1px solid var(--ink); width: 28px; height: 28px; display: grid; place-items: center; }
.faq-list details[open] summary::after { content: "\2212"; background: var(--ink); color: #fff; }
.q { font: 700 13px var(--mono); color: var(--blue); }
.faq-list details p { padding: 0 40px 22px 68px; color: var(--muted); font-size: 16px; }

/* Contact */
.block-blue { background: var(--blue); color: #fff; border-bottom-color: var(--ink); }
.block-blue .meta-row { color: #d6ddff; }
.block-blue .meta-row span:first-child { color: var(--yellow); }
.block-blue :focus-visible { outline-color: var(--yellow); }
.block-blue h2 { max-width: none; }
.contact-lede { color: #e3e8ff; font-size: 20px; margin-top: 22px; }
.contact-mail { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 48px; padding: 18px 0; border-top: 2px solid #fff; border-bottom: 2px solid #fff; text-decoration: none; font-size: clamp(22px, 4.2vw, 56px); font-weight: 800; letter-spacing: -.04em; line-height: 1.1; }
.contact-mail span:first-child { overflow-wrap: anywhere; min-width: 0; }
.contact-mail .arrow { font-family: var(--mono); font-weight: 400; flex: none; }
.contact-mail:hover { color: var(--yellow); }

.footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; padding: 24px clamp(24px, 6vw, 96px) 36px; font: 13px/1.5 var(--mono); color: var(--muted); background: var(--paper); }

/* Measurement page */
.review-hero h1 { font-size: clamp(42px, 6.4vw, 96px); }
.review-aside { border-left: 1px solid var(--ink); padding-left: 28px; color: var(--muted); font-size: 15px; }
.review-aside p + p { margin-top: 10px; }
.review-aside .text-link { color: var(--ink); margin-top: 8px; }
.checks { border-top: 2px solid var(--ink); background: var(--panel); border-left: 1px solid var(--ink); border-right: 1px solid var(--ink); }
.checks li { display: grid; grid-template-columns: 72px 1fr; gap: 16px; padding: 18px 20px; border-bottom: 1px solid var(--ink); font-size: 18px; font-weight: 600; align-items: baseline; }
.check-id { font: 700 13px var(--mono); color: var(--blue); }
.legend { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border: 1px solid var(--ink); background: var(--panel); }
.legend-item { display: flex; gap: 16px; padding: 22px 20px; border-right: 1px solid var(--ink); }
.legend-item:last-child { border-right: 0; }
.legend-item p { color: var(--muted); font-size: 15px; margin-top: 4px; }
.swatch { width: 28px; height: 28px; flex: none; border: 2px solid var(--blue); }
.swatch-solid { background: var(--blue); }
.swatch-half { background: linear-gradient(90deg, var(--blue) 50%, transparent 50%); }

/* Responsive */
@media (max-width: 1200px) {
  .spec-row { grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1.4fr); }
  .spec-row .tags, .spec-row .spec-link, .spec-row .spec-fit { grid-column: 2 / -1; }
  .diagram { grid-template-columns: minmax(0, 1fr) 36px minmax(0, 1fr) 36px minmax(0, 1fr); padding: 32px 20px; }
  .process { grid-template-columns: 1fr 1fr; }
  .process li:nth-child(2) { border-right: 0; }
  .process li:nth-child(-n+2) { border-bottom: 1px solid var(--ink); }
  .process li:nth-child(2)::after { display: none; }
}
@media (max-width: 980px) {
  html { scroll-padding-top: 80px; }
  .frame { display: block; }
  .rail { position: sticky; top: 0; z-index: 30; height: auto; overflow: visible; padding: 12px 20px; gap: 0; border-right: 0; border-bottom: 1px solid var(--ink); }
  html:not(.js) .rail { position: static; }
  .rail-foot { display: none; }
  .js .menu-toggle { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; padding: 8px 14px; background: var(--panel); color: var(--ink); border: 1px solid var(--ink); font: 700 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }
  .toggle-icon { width: 14px; height: 10px; border-top: 2px solid currentColor; border-bottom: 2px solid currentColor; position: relative; }
  .toggle-icon::after { content: ""; position: absolute; left: 0; right: 0; top: 2px; border-top: 2px solid currentColor; }
  .menu-toggle[aria-expanded="true"] { background: var(--ink); color: #fff; }
  .primary-nav { padding-top: 16px; }
  .js .primary-nav { display: none; max-height: calc(100vh - 72px); overflow-y: auto; padding-bottom: 12px; }
  .js .primary-nav.is-open { display: block; }
  .primary-nav a { padding: 11px 8px; }
  html:not(.js) .primary-nav ol { display: flex; flex-wrap: wrap; gap: 0 16px; }

  .block { padding: 56px 20px; }
  .meta-row { margin-bottom: 32px; }
  .block-head, .hero-grid, .package, .profile, .faq { grid-template-columns: 1fr; gap: 24px; }
  .block-head { margin-bottom: 36px; }
  .package, .profile, .faq { gap: 40px; }
  .hero-cta, .review-aside { border-left: 0; padding-left: 0; border-top: 1px solid var(--ink); padding-top: 22px; }
  .schematic { margin-top: 48px; }
  .diagram { grid-template-columns: 1fr; padding: 24px 18px; min-height: 0; }
  .link { height: 32px; }
  .link-fork::before, .link-join::after { top: 0; bottom: 0; left: 50%; width: 0; border-top: 0; border-left: 1.5px dashed var(--blue); }
  .link-fork::after, .link-join::before { display: none; }
  .node-pair { grid-template-columns: 1fr 1fr; gap: 12px; }
  .files { grid-template-columns: 1fr; }
  .legend { grid-template-columns: 1fr; }
  .legend-item { border-right: 0; border-bottom: 1px solid var(--ink); }
  .legend-item:last-child { border-bottom: 0; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .spec-row { grid-template-columns: 1fr; gap: 10px; }
  .spec-row .tags, .spec-row .spec-link, .spec-row .spec-fit { grid-column: 1; }
  .cells { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .process li { border-right: 0; border-bottom: 1px solid var(--ink); }
  .process li:last-child { border-bottom: 0; }
  .process li:not(:last-child)::after { display: grid; right: auto; left: 22px; top: auto; bottom: -13px; content: "\2193"; }
  .process h3 { margin-top: 14px; }
  .faq-list summary { grid-template-columns: 44px 1fr 28px; font-size: 17px; }
  .faq-list details p { padding: 0 0 20px 56px; }
  .profile-card div { grid-template-columns: 1fr; gap: 2px; }
  .checks li { grid-template-columns: 44px 1fr; font-size: 16px; padding: 16px; }
  .visual-path li + li { margin-left: 22px; }
  .visual-path li + li::before { left: -23px; width: 22px; }
  .visual-path li { font-size: 12px; padding: 8px; }
  .visual-checks li:nth-child(2) { margin-left: 12px; }
  .visual-checks li:nth-child(3) { margin-left: 24px; }
}
@media (max-width: 400px) {
  .node-pair { grid-template-columns: 1fr; }
  .brand { font-size: 16px; gap: 8px; }
  .brand img { width: 30px; height: 30px; }
  .visual-path ol { flex-direction: column; align-items: flex-start; gap: 18px; }
  .visual-path li + li { margin-left: 0; }
  .visual-path li + li::before { left: 18px; top: -19px; width: 0; height: 18px; border-top: 0; border-left: 1.5px dashed var(--blue); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* Local service and persona revision, 24 October 2026. */
#top:not(.review-hero) h1 { font-size: clamp(44px, 6.2vw, 96px); }
.personas { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); border: 1px solid var(--ink); background: var(--panel); }
.persona { padding: 28px; min-width: 0; }
.persona + .persona { border-left: 1px solid var(--ink); }
.persona h3 { font-size: 25px; margin: 18px 0; }
.persona > p:not(.spec-code) { font-size: 16px; color: var(--muted); }
.persona .persona-result { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.section-note { margin-top: 26px; font-size: 14px; color: var(--muted); }
.package-intro .pilot-example { padding-top: 24px; border-top: 1px solid #4b515b; font-size: 16px; }
.contact-next { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 36px; margin-top: 32px; }
.contact-next h3 { margin-bottom: 12px; }
.contact-next p { color: #e3e8ff; font-size: 16px; }
.contact-next .contact-help { font-size: 14px; margin-top: 16px; }
@media(max-width:1200px) { .personas { grid-template-columns: 1fr; } .persona + .persona { border-left: 0; border-top: 1px solid var(--ink); } }
@media(max-width:980px) { .contact-next { grid-template-columns: 1fr; gap: 28px; } }
@media(max-width:640px) { .persona { padding: 24px 20px; } .persona h3 { font-size: 23px; } }

.block-blue > .contact-help { margin-top: 18px; color: #e3e8ff; font-size: 14px; }

/* Buyer clarity review, 24 October 2026. */
.spec-fit p { font-size: 15px; }
.spec-fit .text-link { color: var(--blue); margin-top: 10px; }
.persona .persona-start { font-size: 15px; margin-top: 18px; }
.persona-start a { text-underline-offset: 3px; }

/* Real work example, scoped to version 02. */
.case-study { background: var(--panel); border: 1px solid var(--ink); scroll-margin-top: 24px; }
.case-head { padding: 28px 32px; border-bottom: 1px solid var(--ink); }
.case-head .spec-code { color: var(--blue); }
.case-head h3 { margin-top: 20px; max-width: 28ch; font-size: clamp(26px, 3vw, 40px); letter-spacing: -.035em; }
.case-status { display: inline-block; margin-top: 12px; padding: 4px 8px; background: var(--yellow); color: var(--ink); font: 12px/1.5 var(--mono); }
.case-study h4 { margin: 0 0 12px; font-size: 18px; line-height: 1.3; letter-spacing: -.015em; }
.case-study p, .case-study li, .case-study dd { font-size: 16px; }
.case-context { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-bottom: 1px solid var(--line); }
.case-context > div { padding: 28px 32px; }
.case-context > div + div { border-left: 1px solid var(--line); }
.case-deliverables { padding: 28px 32px; }
.case-deliverables ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 32px; margin-top: 20px; }
.case-deliverables li { border-top: 2px solid var(--blue); padding-top: 14px; }
.case-deliverables strong, .case-deliverables span { display: block; }
.case-deliverables span { margin-top: 8px; color: var(--muted); }
.case-excerpt { margin: 0 32px 28px; border: 1px solid var(--ink); }
.case-excerpt figcaption { padding: 12px 16px; border-bottom: 1px solid var(--ink); background: var(--paper); font: 12px/1.5 var(--mono); }
.case-excerpt dl > div { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 20px; padding: 16px; }
.case-excerpt dl > div + div { border-top: 1px solid var(--line); }
.case-excerpt dt { font-size: 15px; font-weight: 700; }
.case-label { display: block; width: fit-content; padding: 2px 6px; margin-bottom: 6px; background: var(--blue); color: white; font: 12px/1.5 var(--mono); }
.case-label-review { background: var(--yellow); color: var(--ink); }
.case-result { padding: 28px 32px; border-top: 1px solid var(--ink); background: var(--paper); }
.case-result .case-limit { margin-top: 16px; color: var(--muted); font-size: 14px; }
.case-result .text-link { margin-top: 12px; }
.work-examples-intro { margin: 48px 0 24px; }
.work-examples-intro p { margin-top: 12px; color: var(--muted); font-size: 15px; }
@media(max-width:980px) {
  .case-context { grid-template-columns: 1fr; }
  .case-context > div + div { border-left: 0; border-top: 1px solid var(--line); }
}
@media(max-width:640px) {
  .case-head, .case-context > div, .case-deliverables, .case-result { padding: 24px 20px; }
  .case-deliverables ul { grid-template-columns: 1fr; }
  .case-excerpt { margin: 0 20px 24px; }
  .case-excerpt dl > div { grid-template-columns: 1fr; gap: 10px; }
}

/* Commercial case review: avoid duplicating the real promotion case. */
.files-single { grid-template-columns: minmax(0, 1fr); max-width: 760px; }

/* Outsourced marketing responsibilities. */
.ownership { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin-top: 36px; border: 1px solid var(--ink); background: var(--panel); }
.ownership article { padding: 24px; }
.ownership article + article { border-left: 1px solid var(--line); }
.ownership h3 { font-size: 19px; margin-bottom: 12px; }
.ownership p { font-size: 15px; color: var(--muted); }
@media(max-width:1200px) { .ownership { grid-template-columns: 1fr; } .ownership article + article { border-left: 0; border-top: 1px solid var(--line); } }

/* AI marketing operations demonstration link. */
.demo-callout { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 28px; align-items: center; padding: 28px; margin-top: 36px; border: 1px solid var(--blue); background: var(--panel); box-shadow: 5px 5px 0 var(--blue); }
.demo-callout h3 { margin: 12px 0; font-size: 26px; max-width: 30ch; }
.demo-callout p { font-size: 16px; }
.demo-callout .demo-caption { margin-top: 12px; font-size: 13px; color: var(--muted); }
@media(max-width:1200px) { .demo-callout { grid-template-columns: 1fr; } .demo-callout .button { justify-self: start; } }

/* Keep highlighted headings clear of adjacent text, including wrapped lines. */
h1 { line-height: 1.16; }
h1 .line + .line { margin-top: .14em; }
h1 mark { padding-block: 0; }

/* Wrapped highlight fragments also need room for descending letters. */
h1 .line:last-child { line-height: 1.28; }

/* Live site review: explicit email actions and a clipboard fallback. */
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button-copy { background: transparent; border-color: #fff; color: #fff; cursor: pointer; }
.button-copy::after { content: none; }
.button-copy:hover { background: #fff; border-color: #fff; color: var(--ink); }
.button-copy[hidden], .copy-fallback[hidden] { display: none; }
.copy-status { margin-top: 12px; font-size: 14px; }
.copy-status:empty { display: none; }
.copy-fallback { margin-top: 12px; }
.copy-fallback label { display: block; font-size: 14px; margin-bottom: 6px; }
.copy-fallback input { display: block; width: 100%; min-height: 48px; padding: 10px 12px; border: 1px solid #fff; border-radius: 0; background: #fff; color: var(--ink); font: 16px/1.4 var(--mono); }
.block-blue > .contact-actions { margin-top: 24px; }
@media (max-width: 640px) {
  .contact-actions { align-items: flex-start; flex-direction: column; }
}

/* Assertive copy: retain safe headline line spacing and space the two hero paragraphs. */
.hero-message p + p { margin-top: 22px; }
.case-study + .case-study { margin-top: 28px; }

/* Clarity review: shorter homepage, proof preview and work page. */
.urgency { margin-top: 56px; padding: 24px 28px; border: 1px solid var(--ink); border-left: 6px solid var(--blue); background: var(--panel); max-width: 900px; }
.urgency p + p { margin-top: 10px; }
.urgency p:not(.spec-code):not(.urgency-note) { font-size: clamp(18px, 1.5vw, 21px); line-height: 1.5; }
.urgency .urgency-note { font: 12px/1.5 var(--mono); color: var(--muted); }
.block > .section-note { max-width: 72ch; }
.proof-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--ink); background: var(--panel); }
.proof-card { padding: 24px; min-width: 0; display: flex; flex-direction: column; gap: 10px; }
.proof-card + .proof-card { border-left: 1px solid var(--ink); }
.proof-card p:not(.spec-code) { font-size: 15px; color: var(--muted); }
.proof-card .text-link { margin-top: auto; color: var(--blue); }
.case-head .case-title { margin-top: 20px; max-width: 28ch; font-size: clamp(26px, 3vw, 40px); letter-spacing: -.035em; line-height: 1.1; }
.case-study .case-h { margin: 0 0 12px; font-size: 18px; line-height: 1.3; letter-spacing: -.015em; }
/* Live buyer review: avoid orphaned words in headline lines; keep trust and cost notes readable. */
h1 .line { text-wrap: balance; }
.block > .section-note { font-size: 16px; }
@media (max-width: 980px) {
  .proof-grid { grid-template-columns: 1fr; }
  .proof-card + .proof-card { border-left: 0; border-top: 1px solid var(--ink); }
  .urgency { margin-top: 40px; padding: 20px; }
}

/* Dedicated booking page, using the existing Google Calendar schedule. */
.booking-intro h1 { font-size: clamp(42px, 6vw, 88px); }
.booking-intro > .lede { margin-top: 24px; max-width: 65ch; }
.booking-help { margin-top: 20px; max-width: 78ch; color: var(--muted); font-size: 16px; }
.booking-links { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-top: 20px; }
.booking-links .text-link { min-height: 44px; display: inline-flex; align-items: center; }
.booking-calendar { margin-top: 24px; border: 1px solid var(--ink); background: #fff; }
.booking-calendar iframe { display: block; width: 100%; height: 850px; border: 0; }
@media (max-width: 640px) {
  .booking-calendar iframe { height: 1100px; }
  .booking-links { flex-direction: column; align-items: flex-start; }
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* Keep the external scheduler at least 320 pixels wide on narrow phones. */
@media (max-width: 360px) {
  .booking-page .booking-calendar { margin-inline: -20px; border-left: 0; border-right: 0; }
}