/* Will Edwards portfolio. Light mode only, shared across every page. */
:root {
  --paper: #f6f7f9;
  --surface: #ffffff;
  --ink: #16202b;
  --ink-soft: #4a5867;
  --rule: #d9dee5;
  --accent: #1f5f8b;
  --accent-ink: #164a6d;
  --accent-soft: #e3edf5;
  --f-display: "Newsreader", Georgia, "Times New Roman", serif;
  --f-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 80px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--f-body); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-ink); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }
p { margin: 0; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 12px; background: var(--surface); padding: 8px 12px; z-index: 10; }

.container { max-width: 1080px; margin: 0 auto; padding-inline: 24px; }

/* Site header */
.site-head { position: sticky; top: 0; z-index: 5; background: rgba(246, 247, 249, .92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--rule); }
.site-head .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { font: 500 1.25rem/1 var(--f-display); color: var(--ink); text-decoration: none; letter-spacing: -0.005em; }
.nav { display: flex; gap: 4px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.nav a { display: block; padding: 8px 12px; border-radius: 4px; color: var(--ink-soft); text-decoration: none; font-size: 0.93rem; font-weight: 500; }
.nav a:hover { color: var(--ink); background: var(--accent-soft); }
.nav a[aria-current="page"] { color: var(--accent); background: var(--accent-soft); }

/* Shared type */
main { padding-block: 56px 80px; }
main > section + section { margin-top: 88px; }
.eyebrow { font: 500 0.75rem/1.2 var(--f-mono); text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-soft); margin: 0 0 14px; }
h1, h2, h3 { margin: 0; font-weight: 500; text-wrap: balance; }
h1 { font: 500 clamp(2.2rem, 5vw, 3.4rem)/1.08 var(--f-display); letter-spacing: -0.015em; }
.section-title { font: 500 0.78rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-soft); margin: 0 0 28px; padding-bottom: 12px; border-bottom: 1px solid var(--rule); }
.lead { font: 400 clamp(1.25rem, 2.4vw, 1.55rem)/1.4 var(--f-display); max-width: 40ch; }
.muted { color: var(--ink-soft); }
.measure { max-width: 64ch; }

.page-intro { display: grid; gap: 18px; margin-bottom: 64px; }
.page-intro p { max-width: 64ch; color: var(--ink-soft); font-size: 1.08rem; }

/* Home hero */
.hero { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 56px; align-items: end; }
.hero h1 { margin-bottom: 22px; }
.hero h1 small { display: block; font: 400 1.05rem/1.4 var(--f-body); color: var(--ink-soft); margin-top: 14px; letter-spacing: 0; }
.hero .lead { margin-bottom: 28px; }
.portrait { margin: 0; justify-self: end; width: 100%; max-width: 440px; }
.banner { margin: -48px 0 40px; }
.banner img { display: block; width: 100%; height: auto; aspect-ratio: 5 / 1; object-fit: cover; border-radius: 8px; }
.portrait img { display: block; width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--rule); }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin: 0; }
.btn { display: inline-block; background: var(--accent); color: #fff; text-decoration: none; font-weight: 500; font-size: 0.94rem; padding: 10px 16px; border-radius: 4px; }
.btn:hover { background: var(--accent-ink); color: #fff; }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); padding: 9px 15px; }
.btn.ghost:hover { background: var(--accent-soft); color: var(--accent-ink); }

.figures { display: grid; gap: 0; margin: 0; background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; }
.figures div { display: grid; gap: 2px; padding: 16px 20px; }
.figures div + div { border-top: 1px solid var(--rule); }
.figures dt { font: 500 1.7rem/1.1 var(--f-display); color: var(--accent); font-variant-numeric: tabular-nums; }
.figures dd { margin: 0; font-size: 0.87rem; color: var(--ink-soft); line-height: 1.45; }

.employers { display: flex; flex-wrap: wrap; gap: 10px 32px; align-items: baseline; padding: 22px 0; border-block: 1px solid var(--rule); margin-top: 56px; }
.employers .eyebrow { margin: 0; }
.employers + section { margin-top: 72px; }
.employers span { font: 500 1.15rem/1.2 var(--f-display); }

/* Capability pillars */
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.pillar { background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; padding: 24px; display: grid; gap: 10px; align-content: start; }
.pillar .ico { color: var(--accent); margin-bottom: 4px; }
.pillar .num { font: 500 0.75rem/1 var(--f-mono); color: var(--accent); letter-spacing: 0.1em; }
.pillar h3 { font: 500 1.3rem/1.25 var(--f-display); }
.pillar p { font-size: 0.95rem; color: var(--ink-soft); }
.pillar ul { margin: 4px 0 0; padding-left: 18px; font-size: 0.92rem; display: grid; gap: 4px; }

/* Cards linking to work */
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.card { display: grid; gap: 10px; align-content: start; background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; padding: 24px; color: var(--ink); text-decoration: none; transition: border-color .15s; }
.card:hover { border-color: var(--accent); color: var(--ink); }
.card .meta { font: 500 0.76rem/1.4 var(--f-mono); color: var(--accent); }
.card h3 { font: 500 1.35rem/1.25 var(--f-display); }
.card p { font-size: 0.95rem; color: var(--ink-soft); }
.card .more { font-size: 0.9rem; font-weight: 500; color: var(--accent); margin-top: 4px; }
.card.feature { grid-column: 1 / -1; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 24px 40px; align-items: center; }
.card-img { grid-column: 1 / -1; display: block; width: calc(100% + 48px); max-width: none; margin: -24px -24px 0; height: auto; aspect-ratio: 6 / 1; object-fit: cover; border-radius: 6px 6px 0 0; }
.card.feature .body { display: grid; gap: 10px; }

/* Career thread */
.thread { background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; padding: 28px; display: grid; gap: 18px; }
.thread h3 { font: 500 1.4rem/1.25 var(--f-display); }
.thread > p { color: var(--ink-soft); max-width: 64ch; }
.steps { list-style: none; margin: 8px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); position: relative; }
.steps::before { content: ""; position: absolute; left: 7px; right: 7px; top: 7px; height: 2px; background: var(--rule); }
.steps li { position: relative; padding: 28px 16px 0 0; display: grid; gap: 4px; min-width: 0; align-content: start; }
.steps li::before { content: ""; position: absolute; top: 0; left: 0; width: 16px; height: 16px; border-radius: 50%; background: var(--surface); border: 2px solid var(--accent); }
.steps li:last-child::before { background: var(--accent); }
.steps .yr { font: 500 0.78rem/1 var(--f-mono); color: var(--accent); }
.steps strong { font-weight: 600; font-size: 0.95rem; line-height: 1.3; }
.steps span { font-size: 0.86rem; color: var(--ink-soft); line-height: 1.45; }

/* Case studies */
.cases { display: grid; gap: 72px; }
.case { display: grid; gap: 18px; }
.case header { display: grid; gap: 8px; }
.case .meta { font: 500 0.78rem/1.4 var(--f-mono); color: var(--accent); }
.case h2, .case h3 { font: 500 clamp(1.6rem, 3vw, 2rem)/1.2 var(--f-display); letter-spacing: -0.005em; }
.diagram { margin: 4px 0; display: grid; gap: 8px; }
.diagram img { display: block; width: 100%; height: auto; border: 1px solid var(--rule); border-radius: 6px; background: #fff; }
.diagram figcaption { font-size: 0.85rem; color: var(--ink-soft); }
.case .lede { font-size: 1.08rem; max-width: 64ch; }
.case.has-fig { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); column-gap: 36px; grid-template-areas: "head head" "col lede" "col pao"; align-items: start; }
.case.has-fig > header { grid-area: head; }
.case.has-fig > .fig-col { grid-area: col; display: grid; gap: 14px; align-content: start; }
.case.has-fig .diagram { margin: 0; }
.case.has-fig > .lede { grid-area: lede; }
.case.has-fig > .pao { grid-area: pao; grid-template-columns: minmax(0, 1fr); gap: 16px; padding-top: 0; border-top: 0; }
.case.has-fig .tags { margin: 0; }
.pao { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; margin: 0; padding-top: 18px; border-top: 1px solid var(--rule); }
.pao div { min-width: 0; }
.pao dt { font: 500 0.72rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-soft); margin-bottom: 10px; }
.pao dd { margin: 0; font-size: 0.95rem; line-height: 1.6; }
.pao ul { margin: 0; padding-left: 18px; display: grid; gap: 4px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; list-style: none; }
.tags li { font: 400 0.76rem/1 var(--f-mono); border: 1px solid var(--rule); background: var(--surface); color: var(--ink-soft); padding: 6px 8px; border-radius: 3px; }

.case-img { display: block; width: calc(100% + 64px); max-width: none; margin: -32px -32px 4px; height: auto; aspect-ratio: 5 / 1; object-fit: cover; border-radius: 6px 6px 0 0; }
.panel { background: var(--surface); border: 1px solid var(--rule); border-radius: 6px; padding: 32px; }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin: 0; }
.kpis div { display: grid; gap: 4px; align-content: start; min-width: 0; }
.kpis dt { font: 500 1.7rem/1.1 var(--f-display); color: var(--accent); font-variant-numeric: tabular-nums; }
.kpis dd { margin: 0; font-size: 0.84rem; line-height: 1.45; color: var(--ink-soft); }

.next { border: 1px dashed var(--rule); border-radius: 6px; padding: 24px; color: var(--ink-soft); display: grid; gap: 6px; }
.next strong { color: var(--ink); font-weight: 600; }

/* About */
.about-grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 56px; }
.about-grid .prose { display: grid; gap: 16px; font-size: 1.04rem; }
.about-grid .prose p:not(.lead) { color: var(--ink-soft); }
.facts { display: grid; gap: 18px; align-content: start; }
.facts h3 { font: 500 0.75rem/1 var(--f-mono); text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-soft); margin-bottom: 8px; }
.facts ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }

.roles { list-style: none; margin: 0; padding: 0; display: grid; }
.roles li { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 24px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.roles .when { font: 400 0.84rem/1.6 var(--f-mono); color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.roles strong { font-weight: 600; }
.roles .org { display: block; color: var(--accent); font-size: 0.93rem; font-weight: 500; }
.roles p { color: var(--ink-soft); font-size: 0.93rem; margin-top: 6px; max-width: 70ch; }

.kit { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 40px; }
.kit h3 { font: 600 0.95rem/1.3 var(--f-body); margin: 0 0 10px; }

.edu { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 40px; }
.edu p + p { margin-top: 12px; }
.pub { font-family: var(--f-display); font-style: italic; font-size: 1.1rem; }

/* Contact band and footer */
.contact { background: var(--ink); color: #e9eef3; border-radius: 6px; padding: 40px; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px; align-items: center; }
.contact h2 { font: 500 clamp(1.5rem, 3vw, 2rem)/1.2 var(--f-display); color: #fff; }
.contact p { color: #b8c3cf; margin-top: 10px; }
.contact ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.contact a { color: #fff; }
.contact .email { font-family: var(--f-mono); font-size: 0.95rem; user-select: all; }

.site-foot { border-top: 1px solid var(--rule); padding-block: 28px 40px; font-size: 0.86rem; color: var(--ink-soft); }
.site-foot .container { display: flex; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; }
.site-foot ul { display: flex; gap: 18px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }

@media (max-width: 900px) {
  .hero, .about-grid, .contact, .card.feature { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .portrait { justify-self: start; max-width: 440px; }
  .pillars { grid-template-columns: minmax(0, 1fr); }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .figures div + div { border-top: 0; }
  .figures div:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .figures div:nth-child(even) { border-left: 1px solid var(--rule); }
}
@media (max-width: 680px) {
  .container { padding-inline: 16px; }
  main { padding-block: 36px 56px; }
  main > section + section { margin-top: 64px; }
  .site-head .container { padding-block: 10px; }
  .nav a { padding: 6px 9px; }
  .cards, .pao, .kit, .edu { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .steps::before { left: 7px; right: auto; top: 7px; bottom: 7px; width: 2px; height: auto; }
  .steps li { padding: 0 0 20px 32px; }
  .roles li { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .panel, .thread, .contact { padding: 22px; }
  .case-img { width: calc(100% + 44px); margin: -22px -22px 4px; aspect-ratio: 3 / 1; }
  .card-img { aspect-ratio: 3 / 1; }
  .figures { grid-template-columns: minmax(0, 1fr); }
  .figures div:nth-child(even) { border-left: 0; }
  .figures div + div { border-top: 1px solid var(--rule); }
}
@media (max-width: 900px) {
  .case.has-fig { grid-template-columns: minmax(0, 1fr); grid-template-areas: "head" "lede" "fig" "pao" "tags"; }
  .case.has-fig > .fig-col { display: contents; }
  .case.has-fig .diagram { grid-area: fig; }
  .case.has-fig .tags { grid-area: tags; }
  .case.has-fig > .pao { gap: 20px; }
}
.thread-row { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 36px; align-items: start; }
.thread-row p { color: var(--ink-soft); max-width: 64ch; font-size: 1.08rem; }
.thread-img { display: block; width: 100%; height: auto; border: 1px solid var(--rule); border-radius: 6px; }
@media (max-width: 900px) { .thread-row { grid-template-columns: minmax(0, 1fr); gap: 16px; } }
main > .page-intro.tight { margin-bottom: 0; }
main > .page-intro.tight + section { margin-top: 36px; }
.family { margin: 0 0 24px; }
.family img { display: block; width: 100%; height: auto; border-radius: 8px; border: 1px solid var(--rule); }