/* joshuaprasad.com — one stylesheet for every page.
   Colors live only in the tokens below. Change a token, not a rule. */

:root {
  color-scheme: light;
  --paper: #F7F8F9;
  --ink: #16233A;
  --slate: #566273;
  --rule: #CDD3DB;
  --accent: #2C6870;
  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans: "Public Sans", "Segoe UI", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --paper: #111822;
    --ink: #E4E8EE;
    --slate: #9AA6B5;
    --rule: #2C3746;
    --accent: #7FB7BC;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.55;
  padding-inline: 20px;
}
img { max-width: 100%; display: block; }
.page { max-width: 44rem; margin-inline: auto; }

a { color: var(--accent); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* Header and nav */
.site-head {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-block: 1.5rem 0;
  font-family: var(--sans);
}
.site-name { font-weight: 600; font-size: 1rem; color: var(--ink); text-decoration: none; letter-spacing: 0.01em; }
.site-nav { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; font-size: 0.9rem; }
.site-nav a { color: var(--slate); text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--rule); text-decoration-thickness: 2px; }

/* Page openers */
.hook, .opener { padding-block: clamp(3rem, 10vw, 6rem) 0; }
h1 {
  font-weight: 350;
  font-size: clamp(2.2rem, 6.4vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0;
  text-wrap: balance;
  font-variation-settings: "opsz" 72;
}
.hook h1 .second { display: block; color: var(--slate); }
.hook > p, .lede { margin: 1.5rem 0 0; max-width: 34em; font-size: 1.1rem; }
.subtitle {
  margin: 0.6rem 0 0; font-size: clamp(1.25rem, 3.4vw, 1.6rem); line-height: 1.25;
  color: var(--slate); font-weight: 400; text-wrap: balance;
}

/* Body sections */
.prose { max-width: 36em; }
.prose p { margin: 0 0 1.1em; }
.section { margin-top: clamp(2.75rem, 7vw, 4rem); }
.section > :first-child { margin-top: 0; }
h2 { font-size: 1.5rem; font-weight: 450; line-height: 1.2; margin: 0 0 0.9rem; text-wrap: balance; }
h3 { font-family: var(--sans); font-size: 1rem; font-weight: 600; margin: 0; }

/* Home: the anchored rating scale */
.scale { margin: clamp(2.5rem, 7vw, 4rem) 0 0; }
.scale-trait { font-family: var(--sans); font-weight: 600; font-size: 0.95rem; margin: 0 0 1.1rem; }
.scale-trait span { font-weight: 400; color: var(--slate); }
.track { position: relative; height: 2.6rem; }
.track::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0.55rem; height: 2px; background: var(--ink);
}
.tick {
  position: absolute; top: 0.1rem; width: 2px; height: 1rem; background: var(--ink);
  transform: translateX(-1px);
}
.tick b {
  position: absolute; top: 1.3rem; left: 50%; transform: translateX(-50%);
  font-family: var(--sans); font-weight: 500; font-size: 0.8rem; color: var(--slate);
  font-variant-numeric: tabular-nums;
}
.tick.anchor {
  width: 11px; height: 11px; top: 0.25rem; border-radius: 50%; transform: translateX(-5.5px);
  background: var(--paper); border: 2px solid var(--ink);
}
.tick.anchor b { top: 1.15rem; color: var(--ink); }
.anchors {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  font-size: 0.95rem; line-height: 1.4; margin: 0.4rem 0 0; padding: 0; list-style: none;
}
.anchors li:nth-child(2) { text-align: center; }
.anchors li:nth-child(3) { text-align: right; }
.scale figcaption { margin-top: 1.25rem; font-family: var(--sans); font-size: 0.85rem; color: var(--slate); max-width: 36em; }

/* Home: identity and routes */
.who {
  margin-top: clamp(3rem, 8vw, 4.5rem);
  padding-top: 1.5rem; border-top: 1px solid var(--rule);
  display: grid; gap: 0.15rem;
}
.who .name { font-size: 1.35rem; font-weight: 500; }
.who .role { color: var(--slate); font-size: 1rem; }
.routes { margin-top: 2.5rem; display: grid; gap: 1.75rem; }
@media (min-width: 640px) { .routes { grid-template-columns: 1fr 1fr; gap: 2.5rem; } }
.routes h2 { margin: 0; }
.routes h2 a { color: var(--ink); text-decoration: none; }
.routes h2 a:hover { color: var(--accent); }
.routes p { margin: 0.4rem 0 0; font-size: 1rem; color: var(--slate); }

/* Button */
.cta { margin-top: 3rem; }
.cta a {
  display: inline-block; font-family: var(--sans); font-weight: 600; font-size: 0.95rem;
  color: var(--paper); background: var(--ink); text-decoration: none;
  padding: 0.8rem 1.4rem; border-radius: 3px;
}
.cta a:hover { background: var(--accent); }

/* Consulting: services list */
.services { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; max-width: 36em; }
.services li { padding-left: 1.1rem; position: relative; }
.services li::before {
  content: ""; position: absolute; left: 0; top: 0.72em; width: 0.45rem; height: 2px; background: var(--slate);
}
.services strong { font-weight: 600; }

/* Consulting: evidence and quotes */
.evidence { border-left: 2px solid var(--ink); padding-left: 1.25rem; max-width: 36em; }
.evidence p { margin: 0 0 1em; }
.cite { font-family: var(--sans); font-size: 0.85rem; color: var(--slate); }
.quotes { display: grid; gap: 1.75rem; max-width: 36em; }
.quotes blockquote { margin: 0; }
.quotes blockquote p { margin: 0; font-style: italic; }
.quotes footer { margin-top: 0.4rem; font-family: var(--sans); font-size: 0.9rem; font-weight: 600; }

/* Lab: people */
.people { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.75rem; }
.person { display: grid; grid-template-columns: 104px 1fr; gap: 1.25rem; align-items: start; }
.person img, .person .initials {
  width: 104px; height: 104px; object-fit: cover; border-radius: 3px; background: var(--rule);
}
.person .initials {
  display: grid; place-items: center; font-family: var(--sans); font-weight: 600; color: var(--slate); font-size: 1.1rem;
}
.person h3 a { color: var(--ink); text-decoration-color: var(--rule); }
.person h3 .pron { font-weight: 400; color: var(--slate); }
.person p { margin: 0.25rem 0 0; font-size: 1rem; }
.person p.title { font-family: var(--sans); font-size: 0.9rem; color: var(--slate); margin-top: 0.15rem; }

/* Contact */
.addresses { display: grid; gap: 1.25rem; margin: 0; }
.addresses dt { font-family: var(--sans); font-size: 0.9rem; color: var(--slate); }
.addresses dd { margin: 0.15rem 0 0; font-size: clamp(1.15rem, 4vw, 1.4rem); overflow-wrap: anywhere; }
.links { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; font-family: var(--sans); font-size: 0.95rem; }

/* Footer */
.site-foot {
  margin-top: 5rem; padding-block: 1.25rem 2.5rem; border-top: 1px solid var(--rule);
  font-family: var(--sans); font-size: 0.8rem; color: var(--slate);
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.25rem; justify-content: space-between;
}
.site-foot nav { display: flex; gap: 1rem; }
.site-foot a { color: var(--slate); }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media (max-width: 480px) {
  body { font-size: 18px; }
  .anchors { font-size: 0.85rem; gap: 0.6rem; }
}