:root {
  --void: #05090b;
  --ink: #0b151a;
  --teal-deep: #0c4454;
  --teal: #15687a;
  --cyan: #3ec8d8;
  --cyan-dim: #1a8a98;
  --magenta: #e23d72;
  --paper: #eef3f1;
  --paper-2: #f7faf8;
  --slip: #f4f1e6;
  --slip-rule: #c9c2a8;
  --text: #142226;
  --muted: #5a7176;
  --line: rgba(20, 34, 38, 0.12);
  --line-strong: rgba(20, 34, 38, 0.28);
  --focus: #15687a;
  --radius: 2px;
  --display: "Newsreader", "Iowan Old Style", "Palatino Linotype", serif;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", "Cascadia Mono", ui-monospace, monospace;
  --space: clamp(1.25rem, 3vw, 2.5rem);
  --header-clearance: calc(59px * 1.4 + 2.8rem + 1px);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-clearance);
  overflow-x: clip;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--teal);
}

a:hover {
  color: var(--cyan-dim);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  z-index: 20;
  padding: 0.5rem 0.85rem;
  background: var(--cyan);
  color: var(--void);
  font-weight: 600;
  text-decoration: none;
}

.skip:focus {
  top: 0.75rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, #0c4a5c 10%, white);
  border-bottom: 1px solid color-mix(in srgb, #0c4a5c 18%, white);
}

.header-inner {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.55rem max(1.25rem, env(safe-area-inset-right)) 0.55rem max(1.25rem, env(safe-area-inset-left));
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.svg-sprite-holder {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.logo-link img {
  display: block;
  height: calc(59px * 1.4);
  width: auto;
  background: transparent;
}

.logo-wordmark {
  display: block;
  max-width: 13.5rem;
  color: var(--teal-deep);
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1.3;
}

.nav-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  padding: 0 0.7rem;
  border: 1px solid var(--teal);
  background: transparent;
  color: var(--teal-deep);
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.1rem 1.05rem;
  padding-top: 0.4rem;
  border-top: 1px solid color-mix(in srgb, #0c4a5c 16%, white);
}

.site-nav a {
  color: var(--teal-deep);
  font-size: 0.84rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--cyan-dim);
}

.hero {
  background:
    radial-gradient(ellipse 70% 80% at 88% 10%, rgba(226, 61, 114, 0.12), transparent 55%),
    radial-gradient(ellipse 50% 60% at 8% 90%, rgba(62, 200, 216, 0.1), transparent 50%),
    var(--void);
  color: var(--paper);
  overflow: hidden;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 2.5rem;
  align-items: end;
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(2.5rem, 7vw, 5.5rem) max(1.25rem, env(safe-area-inset-right)) clamp(3rem, 7vw, 5rem) max(1.25rem, env(safe-area-inset-left));
}

.hero-inner.solo {
  grid-template-columns: minmax(0, 40rem);
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--display);
  font-size: clamp(2.4rem, 6vw, 4.35rem);
  font-weight: 500;
  font-style: italic;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: normal;
  color: var(--cyan);
}

.lede {
  max-width: 38rem;
  margin: 0 0 1.6rem;
  color: rgba(238, 243, 241, 0.78);
  font-size: 1.125rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.55rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.btn-cyan {
  background: var(--cyan);
  color: var(--void);
}

.btn-cyan:hover {
  background: #7fe0ea;
  color: var(--void);
}

.btn-ghost {
  border-color: rgba(238, 243, 241, 0.35);
  background: transparent;
  color: var(--paper);
}

.btn-ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn-teal {
  background: var(--teal);
  color: #fff;
}

.btn-teal:hover {
  background: var(--teal-deep);
  color: #fff;
}

.hero-logo {
  justify-self: end;
  width: min(100%, 360px);
  padding: 1.1rem 1.25rem;
  background: #000;
  border: 1px solid rgba(62, 200, 216, 0.22);
}

.hero-logo img {
  display: block;
  width: 100%;
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 max(1.25rem, env(safe-area-inset-right)) 0 max(1.25rem, env(safe-area-inset-left));
}

.section {
  padding: clamp(3rem, 7vw, 5.25rem) 0;
}

.section + .section {
  border-top: 1px solid var(--line);
}

.section-head {
  margin-bottom: 2rem;
  text-align: left;
}

.section h2 {
  margin: 0 0 0.6rem;
  font-family: var(--display);
  font-size: clamp(1.85rem, 3.4vw, 2.55rem);
  font-weight: 500;
  line-height: 1.15;
}

.section-intro {
  max-width: 42rem;
  margin: 0;
  color: var(--muted);
}

.prose {
  max-width: 44rem;
}

.prose p + p {
  margin-top: 1rem;
}

.quote {
  margin: 1.5rem 0 0;
  padding: 0 0 0 1.1rem;
  border-left: 3px solid var(--cyan);
  color: var(--text);
  font-family: var(--display);
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.45;
}

.quote cite {
  display: block;
  margin-top: 0.7rem;
  color: var(--muted);
  font-family: var(--sans);
  font-size: 0.85rem;
  font-style: normal;
}

.hero-key {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-key li {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 3.4rem;
  padding: 0.55rem 0.7rem;
  background: rgba(238, 243, 241, 0.06);
  border: 1px solid rgba(62, 200, 216, 0.18);
  color: rgba(238, 243, 241, 0.88);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.how-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 2.25rem;
  padding: 0;
  list-style: none;
}

.how-row li {
  position: relative;
  padding: 1.15rem 1.15rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line);
}

.how-num {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--magenta);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.how-glyph {
  display: grid;
  place-items: center;
  width: 2.7rem;
  height: 2.7rem;
  margin-bottom: 0.75rem;
  color: var(--teal);
  background: rgba(21, 104, 122, 0.1);
}

.how-row h3 {
  margin: 0 0 0.35rem;
  font-size: 1.12rem;
}

.how-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.media-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.media-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.35rem 1.4rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line-strong);
}

.media-card .year {
  margin: 0 0 0.7rem;
  color: var(--magenta);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.media-title-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.7rem;
}

.media-card h3 {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.3;
}

.media-card p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.media-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

.podcast-embed {
  margin: 0 0 1rem;
  min-height: 166px;
  background: var(--paper);
  border: 1px solid var(--line);
}

.podcast-embed iframe {
  display: block;
  width: 100%;
  height: 166px;
  border: 0;
}

.magazine-mark {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 10.5rem;
  margin: 0 0 1rem;
  padding: 1.1rem 1.15rem;
  background:
    radial-gradient(ellipse 80% 70% at 90% 10%, rgba(226, 61, 114, 0.22), transparent 55%),
    radial-gradient(ellipse 50% 80% at 0% 100%, rgba(62, 200, 216, 0.18), transparent 50%),
    var(--void);
  color: var(--paper);
}

.magazine-kicker {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.magazine-issue {
  margin-top: 0.2rem;
  color: rgba(238, 243, 241, 0.62);
  font-size: 0.8rem;
}

.magazine-headline {
  margin-top: 0.85rem;
  font-family: var(--display);
  font-size: 1.55rem;
  font-style: italic;
  line-height: 1.15;
}

.type-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.15rem;
}

.legend-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.3rem 0.7rem 0.3rem 0.35rem;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.9rem;
  cursor: pointer;
}

.legend-btn:first-child {
  padding-left: 0.75rem;
}

.legend-btn .nudge-glyph {
  width: 2rem;
  height: 2rem;
}

.legend-btn .glyph {
  width: 1.15rem;
  height: 1.15rem;
}

.legend-btn.is-active {
  border-color: var(--teal);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.7fr);
  gap: 2rem;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 1rem;
  max-width: 40rem;
}

.topic-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

.topic-fieldset legend {
  margin-bottom: 0.65rem;
  font-weight: 600;
}

.topic-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.topic-card {
  position: relative;
  display: block;
  cursor: pointer;
}

.topic-card input {
  position: absolute;
  inset: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
}

.topic-card-inner {
  display: grid;
  gap: 0.45rem;
  min-height: 100%;
  padding: 1rem 1rem 1.05rem;
  border: 1px solid var(--line-strong);
  background: #fff;
  transition: border-color 180ms ease;
}

.topic-card:hover .topic-card-inner {
  border-color: var(--teal);
}

.topic-card-inner strong {
  font-size: 1rem;
}

.topic-card-inner span:last-child {
  color: var(--muted);
  font-size: 0.9rem;
}

.topic-card:has(input:checked) .topic-card-inner {
  border-color: var(--teal);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.topic-card:has(input:focus-visible) .topic-card-inner {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.form-label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.92rem;
  font-weight: 600;
}

.form-label .optional {
  color: var(--muted);
  font-weight: 400;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form textarea {
  width: 100%;
  min-height: 44px;
  padding: 0.5rem 0.7rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 400;
}

.contact-form textarea {
  min-height: 10rem;
  resize: vertical;
  line-height: 1.5;
}

.field-error {
  min-height: 1.1em;
  margin: 0.25rem 0 0;
  color: #8a2048;
  font-size: 0.85rem;
  font-weight: 500;
}

.form-note {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.form-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.contact-form .btn {
  justify-self: start;
}

.legend-btn:hover {
  border-color: var(--teal);
}

.contact-thanks {
  max-width: 40rem;
  padding: 1.5rem 1.4rem;
  background: #fff;
  border: 1px solid var(--line-strong);
}

.contact-thanks[hidden],
.contact-form[hidden] {
  display: none;
}

.contact-thanks h2 {
  margin: 0 0 0.6rem;
}

.contact-aside {
  padding: 1.3rem 1.25rem;
  background: #fff;
  border: 1px solid var(--line);
}

.contact-aside h2 {
  margin: 0 0 1rem;
  font-size: 1.2rem;
}

.email-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.email-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

.email-list strong,
.email-list a {
  display: block;
}

.email-list a {
  overflow-wrap: anywhere;
}

.nudge-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.75rem;
  align-items: start;
  min-width: 0;
}

.nudge-tabs {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.nudge-tab {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.85rem;
  width: 100%;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line-strong);
  background: var(--paper-2);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 180ms ease, background-color 180ms ease;
}

.nudge-tab[aria-selected="true"] {
  border-color: var(--teal);
  background: #fff;
  box-shadow: inset 3px 0 0 var(--cyan);
}

.nudge-glyph {
  display: grid;
  place-items: center;
  width: 2.55rem;
  height: 2.55rem;
  flex-shrink: 0;
  color: var(--teal-deep);
  background: rgba(12, 68, 84, 0.08);
}

.glyph {
  display: block;
  width: 1.45rem;
  height: 1.45rem;
}

.glyph-baseline {
  color: #7a3148;
  background: rgba(226, 61, 114, 0.1);
}

.glyph-selective {
  color: var(--cyan-dim);
  background: rgba(62, 200, 216, 0.16);
}

.glyph-framing {
  color: #8a2048;
  background: rgba(226, 61, 114, 0.12);
}

.glyph-eye {
  color: var(--teal);
  background: rgba(21, 104, 122, 0.12);
}

.glyph-combination {
  color: var(--teal-deep);
  background: linear-gradient(180deg, rgba(62, 200, 216, 0.2), rgba(226, 61, 114, 0.12));
}

.glyph-podcast,
.glyph-article {
  color: var(--teal-deep);
  background: rgba(62, 200, 216, 0.14);
}

.nudge-tab h3 {
  margin: 0 0 0.2rem;
  font-size: 1rem;
}

.nudge-tab p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.slip {
  min-width: 0;
  max-width: 100%;
  background: var(--slip);
  color: #1c1a12;
  box-shadow: 0 18px 40px rgba(5, 9, 11, 0.12);
  font-family: var(--mono);
  font-size: 0.82rem;
}

.slip-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 0.85rem 1rem 0.7rem;
  border-bottom: 2px dashed var(--slip-rule);
}

.slip-lab {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.slip-lab strong {
  display: block;
  margin-top: 0.15rem;
  font-size: 0.9rem;
  letter-spacing: 0;
  text-transform: none;
  overflow-wrap: anywhere;
}

.slip-meta {
  text-align: right;
  color: #6a6450;
}

.slip-body {
  padding: 1rem;
}

.slip-comment {
  display: none;
  margin: 0 0 0.85rem;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--magenta);
  background: rgba(226, 61, 114, 0.08);
  color: #6d1b38;
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

.slip[data-mode="framing"] .slip-comment {
  display: block;
}

.ast {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
}

.ast th,
.ast td {
  padding: 0.32rem 0.2rem;
  border-bottom: 1px solid var(--slip-rule);
  text-align: left;
  overflow-wrap: anywhere;
}

.ast th:last-child,
.ast td:last-child {
  width: 4.6rem;
  text-align: right;
  overflow-wrap: normal;
}

.ast th {
  color: #6a6450;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ast .s {
  color: var(--cyan-dim);
  font-weight: 600;
}

.slip[data-mode="eye"] .ast tr.preferred td:first-child {
  font-weight: 700;
}

.slip[data-mode="selective"] .ast tr.hide {
  display: none;
}

.study-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.paper-figure {
  margin: 0 0 1rem;
}

.paper-figure img {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
}

.study-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 1.35rem 1.4rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line-strong);
}

.study-card .year {
  margin: 0 0 0.45rem;
  color: var(--magenta);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.study-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.2rem;
  line-height: 1.3;
}

.study-card .meta {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0 0 1rem;
}

.stat {
  padding: 0.7rem 0.75rem;
  background: var(--paper);
}

.stat b {
  display: block;
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 500;
  line-height: 1.1;
}

.stat span {
  color: var(--muted);
  font-size: 0.8rem;
}

.study-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

.pipeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.pipeline article {
  min-width: 0;
  padding: 1.3rem 1.25rem;
  background: #fff;
  border-top: 3px solid var(--cyan);
}

.pipeline .nudge-glyph {
  margin-bottom: 0.85rem;
}

.pipeline article:nth-child(2) {
  border-top-color: var(--teal);
}

.pipeline article:nth-child(3) {
  border-top-color: var(--magenta);
}

.status {
  display: inline-block;
  max-width: 100%;
  margin-bottom: 0.7rem;
  padding: 0.15rem 0.45rem;
  background: var(--ink);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}

.pipeline h3 {
  margin: 0 0 0.55rem;
  font-size: 1.15rem;
}

.pipeline p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.team-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.team-list li {
  padding: 0.35rem 0.7rem;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 0.92rem;
}

.site-footer {
  background: var(--void);
  color: rgba(238, 243, 241, 0.72);
  padding: 2.25rem 0 2rem;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.site-footer a {
  color: var(--cyan);
}

.filters {
  display: grid;
  grid-template-columns: minmax(12rem, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}

label.field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

input[type="search"],
select {
  min-height: 44px;
  width: 100%;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.result-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.study-list {
  display: grid;
  gap: 0.75rem;
}

.lit-card {
  display: grid;
  grid-template-columns: 4.4rem minmax(0, 1fr);
  padding: 0;
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
}

.type-mark {
  display: grid;
  place-items: center;
  align-self: stretch;
}

.type-mark .glyph {
  width: 1.7rem;
  height: 1.7rem;
}

.type-mark.type-selective {
  color: var(--cyan-dim);
  background: rgba(62, 200, 216, 0.16);
}

.type-mark.type-framing {
  color: #8a2048;
  background: rgba(226, 61, 114, 0.12);
}

.type-mark.type-combination {
  color: var(--teal-deep);
  background: linear-gradient(180deg, rgba(62, 200, 216, 0.2), rgba(226, 61, 114, 0.12));
}

.lit-body {
  padding: 1rem 1.1rem 1.05rem;
}

.lit-card header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.65rem;
  align-items: baseline;
  margin-bottom: 0.4rem;
}

.badge {
  padding: 0.12rem 0.4rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge-selective { background: rgba(62, 200, 216, 0.18); color: var(--teal-deep); }
.badge-framing { background: rgba(226, 61, 114, 0.12); color: #8a2048; }
.badge-combination { background: rgba(21, 104, 122, 0.12); color: var(--teal-deep); }

.lit-card h3 {
  margin: 0 0 0.3rem;
  font-size: 1.05rem;
  line-height: 1.35;
}

.lit-card .byline {
  margin: 0 0 0.45rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.lit-card .finding {
  margin: 0 0 0.55rem;
}

.empty {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 900px) {
  :root {
    --header-clearance: calc(59px * 1.15 + 1.5rem);
  }

  .section-head,
  .filters,
  .nudge-layout,
  .pipeline,
  .study-grid,
  .media-grid,
  .how-row,
  .contact-layout,
  .topic-grid,
  .result-meta {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero h1 {
    font-size: clamp(1.85rem, 9vw, 3.2rem);
  }

  .lede {
    font-size: 1.02rem;
  }

  .hero-inner {
    padding-top: 2rem;
    padding-bottom: 2.5rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-logo {
    justify-self: start;
    width: min(100%, 280px);
  }

  .logo-link {
    gap: 0.55rem;
  }

  .logo-link img {
    height: calc(59px * 1.15);
  }

  .logo-wordmark {
    max-width: 8.5rem;
    font-size: 0.68rem;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .site-nav {
    display: none;
    position: absolute;
    left: max(1.25rem, env(safe-area-inset-left));
    right: max(1.25rem, env(safe-area-inset-right));
    top: calc(100% + 0.4rem);
    flex-direction: column;
    gap: 0;
    min-width: 0;
    padding: 0.4rem;
    border-top: 0;
    background: #000;
    border: 1px solid rgba(62, 200, 216, 0.22);
  }

  .site-header {
    position: sticky;
  }

  .site-nav.is-open {
    display: flex;
    z-index: 20;
  }

  .site-nav a {
    display: block;
    min-height: 44px;
    padding: 0.7rem 0.8rem;
    color: rgba(238, 243, 241, 0.9);
  }

  .stat-row {
    grid-template-columns: 1fr;
  }

  .slip-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .slip-meta {
    text-align: left;
  }

  .nudge-tab {
    min-height: 44px;
  }

  .pipeline article {
    padding: 1.15rem 1.1rem;
  }

  .study-card {
    padding: 1.1rem 1.05rem 1.05rem;
  }

  input[type="search"],
  input[type="text"],
  input[type="email"],
  select,
  textarea {
    font-size: 16px;
  }

  .result-meta {
    flex-direction: column;
    gap: 0.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .nudge-tab,
  .topic-card-inner {
    transition: none;
  }
}