:root {
  --bg: #020812;
  --panel: rgba(8, 20, 36, 0.76);
  --panel-hover: rgba(10, 25, 45, 0.92);
  --ink: #f5f8fc;
  --muted: rgba(221, 230, 240, 0.67);
  --line: rgba(183, 208, 232, 0.18);
  --cyan: #48cdff;
  --mono: "SFMono-Regular", "SF Mono", "Cascadia Mono", "Roboto Mono", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 78% 4%, rgba(20, 78, 135, 0.14), transparent 32rem),
    linear-gradient(180deg, #030b16 0%, var(--bg) 58%);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; }

::selection {
  background: rgba(72, 205, 255, 0.25);
  color: #fff;
}

.shell {
  width: min(1120px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  gap: 30px;
}

.site-brand {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.045em;
  text-decoration: none;
}

.site-brand-mark { color: var(--cyan); }

.inner-nav {
  display: flex;
  gap: 28px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.inner-nav a {
  padding: 8px 0;
  color: var(--muted);
  text-decoration: none;
}

.inner-nav a[aria-current="page"],
.inner-nav a:hover { color: #fff; }

.inner-nav a[aria-current="page"] {
  border-bottom: 1px solid var(--cyan);
}

.page-main { padding: 82px 0 100px; }

.eyebrow {
  margin: 0 0 17px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-title {
  max-width: 800px;
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(44px, 6.4vw, 76px);
  line-height: 1;
  font-weight: 350;
  letter-spacing: -0.045em;
}

.page-intro {
  max-width: 690px;
  margin: 28px 0 0;
  color: rgba(235, 241, 248, 0.79);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.75;
}

.people-intro,
.archive-intro {
  max-width: none;
}

.section-rule {
  height: 1px;
  margin: 58px 0 0;
  background: var(--line);
}

.archive-tabs {
  display: flex;
  gap: 30px;
  margin-top: 52px;
  border-bottom: 1px solid var(--line);
}

.archive-tab {
  appearance: none;
  margin: 0 0 -1px;
  padding: 0 0 15px;
  border: 0;
  border-bottom: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  font: 500 11px/1.4 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

.archive-tab:hover,
.archive-tab.is-active {
  color: #fff;
}

.archive-tab.is-active {
  border-bottom-color: var(--cyan);
}

.archive-tab:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: 5px;
}

.archive-panel[hidden] {
  display: none;
}

.archive-list { margin-top: 0; }

.archive-entry {
  display: grid;
  grid-template-columns: 175px minmax(0, 1fr) 128px;
  gap: 34px;
  padding: 38px 0 42px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.archive-source,
.archive-year {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.65;
  letter-spacing: 0.105em;
  text-transform: uppercase;
}

.archive-source { color: var(--cyan); }
.archive-year { color: var(--muted); text-align: right; white-space: nowrap; }

.archive-entry h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.18;
  font-weight: 560;
  letter-spacing: -0.025em;
}

.archive-entry p {
  max-width: 710px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.archive-entry:hover h2 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 5px; }

.people-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 58px;
  background: var(--line);
  border: 1px solid var(--line);
}

.person-card {
  min-width: 0;
  padding: clamp(28px, 4.2vw, 48px);
  background: rgba(2, 8, 18, 0.96);
  text-decoration: none;
  transition: background 140ms ease;
}

.person-card:hover {
  background: var(--panel-hover);
}

.person-card:hover .person-name {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.person-top {
  display: flex;
  align-items: center;
  gap: 22px;
}

.person-avatar {
  width: 92px;
  height: 92px;
  flex: 0 0 92px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  object-fit: cover;
  background: #0d1723;
}

.person-name {
  margin: 0;
  font-size: 27px;
  line-height: 1.12;
  font-weight: 620;
  letter-spacing: -0.025em;
}

.person-handle {
  margin: 6px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 12px;
}

.person-profile-bio {
  min-height: 56px;
  margin: 28px 0 0;
  padding-left: 15px;
  border-left: 1px solid rgba(72, 205, 255, 0.6);
  color: rgba(241, 246, 251, 0.88);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.65;
}

.person-summary {
  margin: 25px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.72;
}

.people-note {
  margin: 30px 0 0;
  color: rgba(203, 215, 228, 0.5);
  font-family: var(--mono);
  font-size: 10px;
  line-height: 1.7;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.site-footer {
  padding: 28px 0 38px;
  border-top: 1px solid var(--line);
  color: rgba(221, 230, 240, 0.5);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

@media (max-width: 760px) {
  .shell { width: min(100% - 32px, 1120px); }
  .site-header-inner { min-height: 68px; }
  .site-brand { font-size: 14px; }
  .inner-nav { gap: 18px; font-size: 10px; }
  .page-main { padding: 58px 0 78px; }
  .archive-entry { grid-template-columns: 1fr; gap: 10px; }
  .archive-reference-head { align-items: flex-start; flex-direction: column; gap: 6px; }
  .archive-year { text-align: left; }
  .people-grid { grid-template-columns: 1fr; }
  .person-profile-bio { min-height: 0; }
}

@media (max-width: 460px) {
  .site-header-inner { align-items: flex-start; padding: 18px 0; }
  .inner-nav { gap: 14px; }
  .person-top { align-items: flex-start; }
  .person-avatar { width: 76px; height: 76px; flex-basis: 76px; }
  .person-name { font-size: 23px; }
}