:root {
  --deep-blue: #082f49;
  --azure: #2563eb;
  --seafoam: #14b8a6;
  --mist: #e2e8f0;
  --ink: #0f172a;
  --white: #ffffff;

  --container-max: 1120px;
  --radius-lg: 16px;
  --radius-md: 12px;

  --border: rgba(15, 23, 42, 0.1);
  --border-soft: rgba(15, 23, 42, 0.06);
  --shadow-sm: 0 6px 20px rgba(15, 23, 42, 0.06);
  --ink-strong: rgba(15, 23, 42, 0.95);
  --ink-muted: rgba(15, 23, 42, 0.9);
  --ink-soft: rgba(15, 23, 42, 0.85);
  --error: #b91c1c;

  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 40px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 80px;

  --font-sans: "Roboto", system-ui, -apple-system, Segoe UI, Arial, sans-serif;
  --font-slab: "Roboto Slab", ui-serif, Georgia, serif;
}

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

html {
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
}

[id] {
  scroll-margin-top: 96px;
}

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

a {
  color: var(--deep-blue);
  text-decoration-thickness: from-font;
  text-underline-offset: 2px;
}

a:hover {
  text-decoration: underline;
}

p {
  margin: 0 0 var(--space-2);
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-slab);
  line-height: 1.2;
  color: var(--ink);
}

h1 {
  font-size: 34px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 24px;
  letter-spacing: -0.015em;
}

h3 {
  font-size: 16px;
}

@media (min-width: 900px) {
  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 28px;
  }

  h3 {
    font-size: 18px;
  }
}

small,
.text-small {
  font-size: 14px;
}

.text-caption {
  font-size: 13px;
}

.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;
}

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

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.skip-link {
  position: absolute;
  top: var(--space-1);
  left: var(--space-1);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  background: var(--azure);
  color: var(--white);
  z-index: 1000;
  transform: translateY(-160%);
  transition: transform 120ms ease-in-out;
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(var(--container-max), calc(100% - 44px));
  margin: 0 auto;
}

.section {
  padding: 48px 0;
}

@media (min-width: 900px) {
  .section {
    padding: 64px 0;
  }
}

.section--alt {
  background: var(--mist);
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(8, 47, 73, 0.85);
  font-weight: 700;
  margin: 0 0 var(--space-2);
}

.lead {
  font-size: 18px;
  max-width: 64ch;
}

.grid {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 900px) {
  .grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.card--soft {
  background: rgba(226, 232, 240, 0.55);
}

.card__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: var(--space-2);
}

.card__icon {
  width: 22px;
  height: 22px;
  color: var(--ink);
}

.card__title {
  margin-bottom: var(--space-1);
}

.card__body {
  margin-bottom: var(--space-2);
}

.card__list {
  margin: 0 0 var(--space-3);
  padding-left: 18px;
}

.card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: flex-start;
  justify-content: flex-start;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--seafoam);
  color: var(--ink);
  font-weight: 700;
  font-size: 13px;
  line-height: 1.4;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
  text-align: center;
  transition:
    filter 120ms ease-in-out,
    background-color 120ms ease-in-out,
    border-color 120ms ease-in-out;
}

.btn--primary {
  background: var(--azure);
  color: var(--white);
}

.btn--primary:hover {
  filter: brightness(0.95);
  text-decoration: none;
}

.btn--secondary {
  background: transparent;
  border-color: rgba(8, 47, 73, 0.35);
  color: var(--deep-blue);
}

.btn--secondary:hover {
  background: rgba(226, 232, 240, 0.55);
  text-decoration: none;
}

.btn--ghost {
  background: rgba(226, 232, 240, 0.55);
  border-color: transparent;
  color: var(--deep-blue);
}

.btn--ghost:hover {
  background: rgba(226, 232, 240, 0.85);
  text-decoration: none;
}

.btn--small {
  padding: 9px 12px;
  font-size: 14px;
  border-radius: 10px;
}

.btn[aria-disabled="true"],
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn.is-disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.brand__tagline {
  display: none;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-muted);
  line-height: 1.2;
}

@media (min-width: 900px) {
  .brand__tagline {
    display: inline-block;
  }
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  text-decoration: none;
}

.link-arrow::after {
  content: "→";
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand__logo {
  width: 311px;
  height: 70px;
  object-fit: contain;
  object-position: left center;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--white);
  padding: 10px 12px;
  cursor: pointer;
}

.nav-toggle__icon {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle__icon > span {
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--ink);
  display: block;
}

.nav {
  display: none;
}

.nav.is-open {
  display: block;
}

.modal[hidden] {
  display: none !important;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.55);
}

.modal .card {
  max-height: calc(100vh - 48px);
  overflow: auto;
}

.modal code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.9em;
}

.nav__panel {
  border: 1px solid var(--border);
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  margin-top: var(--space-2);
  box-shadow: var(--shadow-sm);
}

.nav__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-2);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nav__list a {
  display: inline-flex;
  padding: 10px 10px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  color: var(--deep-blue);
}

.nav__list a:hover {
  background: rgba(226, 232, 240, 0.6);
  text-decoration: none;
}

.nav__list a.is-active {
  background: rgba(37, 99, 235, 0.1);
}

.nav__cta {
  width: 100%;
}

@media (max-width: 899px) {
  .header__inner {
    position: relative;
  }

  .nav {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 10px);
  }

  .nav__panel {
    margin-top: 0;
  }
}

@media (min-width: 900px) {
  .nav-toggle {
    display: none;
  }

  .nav {
    display: block;
  }

  .nav__panel {
    border: 0;
    background: transparent;
    padding: 0;
    margin-top: 0;
    box-shadow: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .nav__list {
    flex-direction: row;
    gap: 4px;
    margin: 0;
    align-items: center;
  }

  .nav__list a {
    padding: 10px 12px;
  }

  .nav__cta {
    width: auto;
    white-space: nowrap;
  }
}

.hero {
  padding: 40px 0 24px;
}

.hero__layout {
  display: grid;
  gap: var(--space-4);
  align-items: start;
}

@media (min-width: 900px) {
  .hero__layout {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }
}

.hero__art {
  border-radius: var(--radius-lg);
  background: rgba(226, 232, 240, 0.55);
  border: 1px solid var(--border-soft);
  padding: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.hero__cards {
  margin-top: var(--space-3);
}

.hero__microcopy {
  margin-top: var(--space-2);
  color: var(--ink-muted);
}

.pillars .card__list {
  margin-bottom: var(--space-2);
}

.principles {
  list-style: none;
  padding: 0;
  margin: var(--space-3) 0 0;
  display: grid;
  gap: var(--space-2);
}

.principles li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  background: rgba(226, 232, 240, 0.55);
  border: 1px solid var(--border-soft);
}

.principles svg {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  color: var(--ink);
}

.principles strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--ink-strong);
}

.callout {
  border-left: 4px solid var(--azure);
  background: rgba(226, 232, 240, 0.65);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.callout p:last-child {
  margin-bottom: 0;
}

details.glossary {
  margin-top: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

details.glossary > summary {
  cursor: pointer;
  padding: var(--space-3);
  font-weight: 800;
  font-family: var(--font-slab);
}

details.glossary[open] > summary {
  border-bottom: 1px solid var(--border);
}

.glossary__content {
  padding: var(--space-3);
}

.glossary__grid {
  display: grid;
  gap: var(--space-2);
}

@media (min-width: 900px) {
  .glossary__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.glossary__term {
  margin: 0;
  padding: var(--space-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: rgba(226, 232, 240, 0.45);
}

.glossary__term dt {
  font-weight: 800;
  margin: 0 0 6px;
}

.glossary__term dd {
  margin: 0;
  color: var(--ink);
}

.resource-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: var(--space-2);
}

.resource-meta .meta {
  font-size: 13px;
  color: var(--ink-soft);
  font-weight: 700;
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: var(--space-2);
  font-weight: 700;
  color: rgba(15, 23, 42, 0.85);
}

.mini-list {
  margin: 0;
  padding-left: 18px;
}

.logo-grid {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 900px) {
  .logo-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.logo-card {
  border: 1px dashed rgba(15, 23, 42, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  background: rgba(226, 232, 240, 0.35);
  display: grid;
  place-items: center;
  min-height: 84px;
  color: var(--ink-muted);
  font-weight: 800;
  text-decoration: none;
}

.logo-card img {
  max-width: 100%;
  max-height: 48px;
  object-fit: contain;
}

.team {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 900px) {
  .team {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.person__photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: rgba(226, 232, 240, 0.55);
  object-fit: cover;
  margin-bottom: var(--space-2);
}

.person__name {
  font-family: var(--font-slab);
  font-weight: 800;
  margin-bottom: 4px;
}

.person__role {
  font-weight: 800;
  color: var(--deep-blue);
  margin-bottom: var(--space-1);
}

.person__links {
  margin-top: var(--space-2);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.form {
  margin-top: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
}

.form__grid {
  display: grid;
  gap: var(--space-2);
}

@media (min-width: 900px) {
  .form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form__grid .span-2 {
    grid-column: 1 / -1;
  }
}

label {
  display: block;
  font-weight: 800;
  margin-bottom: 6px;
}

input,
select,
textarea {
  width: 100%;
  font: inherit;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--ink);
}

input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--error);
  box-shadow: 0 0 0 2px rgba(185, 28, 28, 0.15);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.form__actions {
  margin-top: var(--space-3);
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.form-status {
  margin-top: var(--space-2);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-soft);
  background: rgba(226, 232, 240, 0.55);
}

.form-status--success {
  border-color: rgba(37, 99, 235, 0.25);
  background: rgba(37, 99, 235, 0.08);
  color: var(--deep-blue);
}

.field-error {
  margin-top: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--error);
}

.filters {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-2);
}

@media (min-width: 900px) {
  .filters {
    grid-template-columns: 1.6fr 1fr 1fr 1fr auto;
    align-items: end;
  }
}

.filters .btn {
  width: 100%;
}

@media (min-width: 900px) {
  .filters .btn {
    width: auto;
  }
}

.empty-state {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: rgba(226, 232, 240, 0.55);
}

.footer {
  border-top: 1px solid var(--border-soft);
  background: rgba(226, 232, 240, 0.35);
}

.footer__grid {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-6) 0;
}

@media (min-width: 900px) {
  .footer__grid {
    grid-template-columns: 1.2fr 1fr 1fr;
  }
}

.footer__nav {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.footer__nav a {
  font-weight: 700;
  text-decoration: none;
}

.footer__nav a:hover {
  text-decoration: underline;
}

.footer__fine {
  padding: var(--space-2) 0 var(--space-6);
  color: var(--ink-strong);
}

.post {
  max-width: 78ch;
}

.post article h1,
.post article h2,
.post article h3,
.post article h4 {
  margin-top: var(--space-4);
}

.post article h1:first-child,
.post article h2:first-child {
  margin-top: 0;
}

.post article ul,
.post article ol {
  padding-left: 18px;
}

.post article blockquote {
  margin: var(--space-3) 0;
  padding: var(--space-2) var(--space-3);
  border-left: 4px solid rgba(8, 47, 73, 0.4);
  background: rgba(226, 232, 240, 0.45);
}

.post article code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
}

.post article pre {
  background: rgba(15, 23, 42, 0.08);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.post article img {
  border-radius: var(--radius-md);
  margin: var(--space-2) 0;
}

.toc {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: rgba(226, 232, 240, 0.45);
  padding: var(--space-3);
  margin: var(--space-3) 0;
}

.toc ul {
  margin: 0;
  padding-left: 18px;
}

.highlight {
  border: 1px solid rgba(20, 184, 166, 0.35);
  border-left: 4px solid var(--seafoam);
  border-radius: var(--radius-lg);
  background: rgba(20, 184, 166, 0.08);
  padding: var(--space-3);
}

.kbd-hint {
  font-size: 13px;
  color: var(--ink-muted);
}

.tile-grid {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 900px) {
  .tile-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.tile {
  display: block;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  padding: var(--space-3);
  color: inherit;
  text-decoration: none;
}

.tile h3 {
  margin-bottom: var(--space-1);
}

.tile:hover {
  background: rgba(226, 232, 240, 0.35);
  text-decoration: none;
}

.note-inline {
  color: var(--ink-strong);
}

.cta-band {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: flex-start;
  justify-content: flex-start;
  flex-wrap: wrap;
}

@media (min-width: 900px) {
  .cta-band {
    flex-direction: row;
    align-items: center;
  }
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(226, 232, 240, 0.55);
  text-decoration: none;
  font-weight: 800;
  text-align: center;
}

.pill-group {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  align-items: start;
}

.pill:hover {
  text-decoration: none;
  background: rgba(226, 232, 240, 0.85);
}

.pill.is-active {
  background: var(--azure);
  border-color: var(--azure);
  color: var(--white);
}

.pill.is-active:hover {
  background: #1d4ed8;
  border-color: #1d4ed8;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(8, 47, 73, 0.35);
  background: transparent;
  color: var(--deep-blue);
  font-weight: 800;
  font-size: 13px;
}