/* ==========================================================================
   IFDO — International Federation of Digital Oncology
   Design system & site styles. See docs/07-design-system-specification.md
   Order: 1 tokens · 2 fonts · 3 base · 4 layout · 5 components · 6 pages · 7 utilities
   ========================================================================== */

/* 1. TOKENS ============================================================== */
:root {
  /* Brand (sampled from official logo) */
  --c-navy-900: #06192B;
  --c-navy-800: #0A2540;
  --c-navy-700: #0E395B;   /* primary */
  --c-navy-600: #164B73;
  --c-sky-400:  #47AFE2;   /* logo ribbon — accent; never text on white */
  --c-sky-600:  #0B6E99;   /* links & interactive on light */
  --c-sky-700:  #095A7E;
  --c-sky-200:  #8FD3F4;   /* links & focus on dark */
  --c-sky-100:  #E8F4FB;
  --c-sky-50:   #F3F9FD;

  /* Neutrals */
  --c-ink:      #1F2A37;
  --c-ink-2:    #4A5868;
  --c-muted:    #5B6878;
  --c-on-dark:  #FFFFFF;
  --c-on-dark-2:#B8C7D6;
  --c-bg:       #FFFFFF;
  --c-surface:  #F4F7FA;
  --c-surface-2:#EBF0F5;
  --c-border:   #DCE3EA;
  --c-border-strong: #6F7F8F;

  /* Status */
  --c-success: #1E7A4C; --c-success-bg: #E7F4EC;
  --c-warning: #8A5A00; --c-warning-bg: #FFF6E0;
  --c-error:   #B42318; --c-error-bg:   #FDECEA;
  --c-info:    #0B6E99; --c-info-bg:    #E8F4FB;

  /* Semantic */
  --c-text: var(--c-ink);
  --c-text-2: var(--c-ink-2);
  --c-heading: var(--c-navy-800);
  --c-link: var(--c-sky-600);
  --c-link-hover: var(--c-navy-700);
  --c-primary: var(--c-navy-700);
  --c-primary-hover: var(--c-navy-800);
  --c-accent: var(--c-sky-400);
  --c-focus: var(--c-sky-600);

  /* Type */
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --fs-display: clamp(2.25rem, 1.4rem + 3.4vw, 3.75rem);
  --fs-h1: clamp(2rem, 1.5rem + 2vw, 3rem);
  --fs-h2: clamp(1.625rem, 1.3rem + 1.3vw, 2.25rem);
  --fs-h3: clamp(1.1875rem, 1.1rem + 0.4vw, 1.5rem);
  --fs-lede: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --fs-body: 1.0625rem;
  --fs-sm: 0.9375rem;
  --fs-xs: 0.8125rem;
  --measure: 68ch;

  /* Space */
  --s-1: 4px; --s-2: 8px; --s-3: 12px; --s-4: 16px; --s-5: 24px;
  --s-6: 32px; --s-7: 48px; --s-8: 64px; --s-9: 80px; --s-10: 112px;
  --gutter: clamp(20px, 4vw, 40px);
  --container: 1240px;
  --section-y: clamp(56px, 3.5rem + 3vw, 112px);
  --header-h: 64px;

  /* Shape */
  --r-sm: 6px; --r-md: 10px; --r-lg: 16px;
  --shadow-1: 0 1px 2px rgb(6 25 43 / 0.06), 0 8px 24px -12px rgb(6 25 43 / 0.18);
  --ease: cubic-bezier(.2, .7, .2, 1);
}
@media (min-width: 1100px) { :root { --header-h: 76px; } }

/* 2. FONTS =============================================================== */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin-wght.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* 3. BASE ================================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-text);
  background: var(--c-bg);
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3, h4 { color: var(--c-heading); margin: 0 0 var(--s-4); line-height: 1.2; text-wrap: balance; }
h1 { font-size: var(--fs-h1); font-weight: 700; letter-spacing: -0.02em; line-height: 1.12; }
h2 { font-size: var(--fs-h2); font-weight: 650; letter-spacing: -0.015em; }
h3 { font-size: var(--fs-h3); font-weight: 650; letter-spacing: -0.01em; line-height: 1.3; }
h4 { font-size: 1.0625rem; font-weight: 650; }
p, ul, ol, dl { margin: 0 0 var(--s-4); }
p { text-wrap: pretty; }
ul, ol { padding-left: 1.25em; }
li + li { margin-top: var(--s-2); }
strong, b { font-weight: 650; }
a { color: var(--c-link); text-decoration-line: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; transition: color .15s var(--ease), text-decoration-thickness .15s var(--ease); }
a:hover { color: var(--c-link-hover); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--c-focus); outline-offset: 2px; border-radius: 3px; }
main:focus { outline: none; }
hr { border: 0; border-top: 1px solid var(--c-border); margin: var(--s-7) 0; }
::selection { background: var(--c-sky-100); color: var(--c-navy-800); }
time, .tnum { font-variant-numeric: tabular-nums; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: var(--s-4); top: -100px; z-index: 100;
  background: var(--c-navy-800); color: #fff; padding: var(--s-3) var(--s-4); border-radius: var(--r-sm);
  font-weight: 600; text-decoration: none;
}
.skip-link:focus { top: var(--s-3); color: #fff; outline-color: var(--c-sky-200); }

.icon { flex: none; width: 1.5em; height: 1.5em; }
.icon--inline { display: inline-block; width: 1.05em; height: 1.05em; vertical-align: -0.15em; margin-left: .15em; }

/* 4. LAYOUT ============================================================== */
.container { width: 100%; max-width: calc(var(--container) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section--surface { background: var(--c-surface); }
.section--tint { background: var(--c-sky-50); }
.section--tight { padding-block: calc(var(--section-y) * .6); }
.section--flush-top { padding-top: 0; }
.section--dark { background: var(--c-navy-900); color: var(--c-on-dark-2); }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark a:not(.btn) { color: var(--c-sky-200); }
.section--dark :focus-visible { outline-color: var(--c-sky-200); }

.section-head { max-width: 760px; margin-bottom: clamp(32px, 3vw, 48px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--split { max-width: none; display: flex; flex-wrap: wrap; gap: var(--s-4) var(--s-7); align-items: end; justify-content: space-between; }
.section-head--split > div { max-width: 720px; }
.section-head p:not(.eyebrow) { color: var(--c-text-2); font-size: var(--fs-lede); line-height: 1.55; margin-bottom: 0; }
.section--dark .section-head p:not(.eyebrow) { color: var(--c-on-dark-2); }
.section-head h2 { margin-bottom: var(--s-3); }

.eyebrow {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase;
  color: var(--c-sky-600); margin-bottom: var(--s-3);
}
.eyebrow::before { content: ""; width: 20px; height: 2px; background: var(--c-accent); border-radius: 2px; }
.section--dark .eyebrow, .hero .eyebrow { color: var(--c-sky-200); }

.lede { font-size: var(--fs-lede); line-height: 1.55; color: var(--c-text-2); max-width: 62ch; }
.prose { max-width: var(--measure); }
.prose > :last-child { margin-bottom: 0; }

.grid { display: grid; gap: var(--s-5); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr)); }
@media (min-width: 1024px) {
  .grid--3-lg { grid-template-columns: repeat(3, 1fr); }
  .grid--4-lg { grid-template-columns: repeat(4, 1fr); }
}
.split { display: grid; gap: clamp(32px, 5vw, 80px); }
@media (min-width: 900px) {
  .split { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: start; }
  .split--reverse { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
  .split--even { grid-template-columns: 1fr 1fr; }
  .sticky { position: sticky; top: calc(var(--header-h) + 24px); }
}

/* 5. COMPONENTS ========================================================== */

/* 5.1 Header & navigation */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: #fff;
  border-bottom: 1px solid var(--c-border);
}
/* backdrop-filter creates a containing block for position:fixed children, so it is
   only applied on desktop where the mobile nav panel is not used. */
@media (min-width: 1100px) {
  .site-header { background: rgb(255 255 255 / .94); -webkit-backdrop-filter: saturate(1.4) blur(10px); backdrop-filter: saturate(1.4) blur(10px); }
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--s-5); min-height: var(--header-h); }
.brand { display: inline-flex; align-items: center; flex: none; border-radius: var(--r-sm); }
.brand img { width: auto; height: 46px; }
@media (min-width: 1100px) { .brand img { height: 56px; } }

.nav-toggle {
  display: inline-flex; align-items: center; gap: var(--s-2);
  min-height: 44px; padding: 0 var(--s-3); margin-right: calc(var(--s-3) * -1);
  background: none; border: 0; border-radius: var(--r-sm);
  font: inherit; font-size: var(--fs-sm); font-weight: 600; color: var(--c-navy-700); cursor: pointer;
}
.nav-toggle .icon { width: 26px; height: 26px; }
.nav-toggle__close { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle__open { display: none; }
.nav-toggle[aria-expanded="true"] .nav-toggle__close { display: inline; }

.nav { list-style: none; margin: 0; padding: 0; }
.nav li + li { margin-top: 0; }
.nav__link {
  display: flex; align-items: center; gap: 4px; width: 100%;
  min-height: 48px; padding: 0 var(--s-3);
  background: none; border: 0; border-radius: var(--r-sm);
  font: inherit; font-size: 1rem; font-weight: 550; color: var(--c-navy-800);
  text-decoration: none; cursor: pointer; text-align: left;
}
.nav__link:hover { color: var(--c-sky-600); text-decoration: none; }
.nav__link[aria-current="page"], .nav__item.is-active > .nav__link { color: var(--c-navy-700); font-weight: 650; }
.nav__chev { width: 18px; height: 18px; transition: transform .2s var(--ease); }
.nav__trigger[aria-expanded="true"] .nav__chev { transform: rotate(180deg); }
.nav__sub { list-style: none; margin: 0; padding: 0; display: none; }
.nav__trigger[aria-expanded="true"] + .nav__sub { display: block; }
.nav__sublink { display: block; padding: var(--s-3); border-radius: var(--r-sm); text-decoration: none; color: var(--c-navy-800); }
.nav__sublink:hover { background: var(--c-sky-50); text-decoration: none; color: var(--c-navy-800); }
.nav__sublink[aria-current="page"] { background: var(--c-sky-100); }
.nav__sublabel { display: block; font-weight: 600; }
.nav__subdesc { display: block; font-size: var(--fs-sm); color: var(--c-muted); line-height: 1.4; margin-top: 2px; }

/* Mobile panel (< 1100px) */
@media (max-width: 1099.98px) {
  .site-nav {
    display: none; position: fixed; inset: var(--header-h) 0 0 0; z-index: 49;
    background: var(--c-bg); overflow-y: auto; overscroll-behavior: contain;
    padding: var(--s-4) var(--gutter) var(--s-8); border-top: 1px solid var(--c-border);
  }
  .site-nav.is-open { display: block; }
  .nav > .nav__item { border-bottom: 1px solid var(--c-border); }
  .nav__link { font-size: 1.0625rem; min-height: 56px; padding-inline: 0; justify-content: space-between; }
  .nav__link[aria-current="page"] { box-shadow: inset 3px 0 0 var(--c-accent); padding-left: var(--s-3); }
  .nav__sub { padding-bottom: var(--s-3); }
  .nav__item--cta { border-bottom: 0 !important; padding-top: var(--s-5); }
  .nav__item--cta .btn { width: 100%; min-height: 52px; font-size: 1rem; }
  body.nav-open { overflow: hidden; }
}
/* Desktop (>= 1100px) */
@media (min-width: 1100px) {
  .nav-toggle { display: none; }
  .site-nav { display: block; }
  .nav { display: flex; align-items: center; gap: 2px; }
  .nav__item { position: relative; }
  .nav__link { min-height: 44px; font-size: 0.96875rem; white-space: nowrap; }
  .nav > .nav__item > .nav__link::after {
    content: ""; position: absolute; left: var(--s-3); right: var(--s-3); bottom: 2px; height: 2px;
    background: var(--c-accent); border-radius: 2px; transform: scaleX(0); transition: transform .2s var(--ease);
  }
  .nav > .nav__item > .nav__link[aria-current="page"]::after,
  .nav > .nav__item.is-active > .nav__link::after { transform: scaleX(1); }
  .nav__item--cta { margin-left: var(--s-3); }
  .nav__sub {
    position: absolute; top: calc(100% + 8px); left: -8px; min-width: 300px;
    background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md);
    box-shadow: var(--shadow-1); padding: var(--s-2);
  }
  .nav__sub::before { content: ""; position: absolute; top: -10px; left: 0; right: 0; height: 10px; }
}

/* 5.2 Breadcrumb */
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 4px var(--s-2); margin: 0 0 var(--s-5); padding: 0; font-size: var(--fs-sm); color: var(--c-muted); }
.breadcrumb li { display: inline-flex; align-items: center; gap: var(--s-2); margin: 0; }
.breadcrumb li + li::before { content: "/"; color: var(--c-border-strong); }
.breadcrumb a { color: var(--c-ink-2); }
.breadcrumb a:hover { color: var(--c-sky-600); }
.breadcrumb [aria-current] { color: var(--c-ink); font-weight: 550; }

/* 5.3 Page header */
.page-header {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, var(--c-sky-50) 0%, #fff 100%);
  border-bottom: 1px solid var(--c-border);
  padding-block: clamp(32px, 2rem + 3vw, 80px) clamp(40px, 2rem + 3vw, 72px);
}
.page-header::after {
  content: ""; position: absolute; right: -120px; top: -140px; width: 520px; height: 520px; pointer-events: none;
  background: url("../img/hero-network.svg") center / contain no-repeat; opacity: .35;
}
.page-header__inner { position: relative; z-index: 1; display: grid; gap: var(--s-6); align-items: end; }
@media (min-width: 1024px) { .page-header__inner:has(.page-header__aside) { grid-template-columns: minmax(0, 1fr) 360px; } }
.page-header__title { margin-bottom: var(--s-4); max-width: 22ch; }
.page-header .lede { margin-bottom: 0; }
.page-header__aside { align-self: end; }

/* 5.4 Hero (home) */
.hero { position: relative; overflow: hidden; background: var(--c-navy-900); color: var(--c-on-dark-2); }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(60% 80% at 85% 30%, rgb(71 175 226 / .18), transparent 70%),
    linear-gradient(180deg, var(--c-navy-900), var(--c-navy-800));
}
.hero__inner { position: relative; display: grid; gap: var(--s-7); align-items: center; padding-block: clamp(56px, 3rem + 5vw, 128px); }
@media (min-width: 960px) { .hero__inner { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); } }
.hero__title { color: #fff; font-size: var(--fs-display); line-height: 1.06; letter-spacing: -0.028em; margin-bottom: var(--s-5); max-width: 15ch; }
.hero__title span { color: var(--c-sky-400); }
.hero__lede { font-size: var(--fs-lede); color: var(--c-on-dark-2); max-width: 56ch; margin-bottom: var(--s-6); }
.hero__visual { position: relative; justify-self: center; width: min(100%, 520px); aspect-ratio: 1; }
.hero__visual img { width: 100%; height: 100%; }
@media (max-width: 959.98px) { .hero__visual { display: none; } }
.hero__meta { display: flex; flex-wrap: wrap; gap: var(--s-3) var(--s-6); margin: var(--s-7) 0 0; padding: var(--s-5) 0 0; border-top: 1px solid rgb(255 255 255 / .12); list-style: none; font-size: var(--fs-sm); }
.hero__meta li { margin: 0; display: inline-flex; gap: var(--s-2); align-items: center; color: var(--c-on-dark-2); }
.hero__meta .icon { width: 20px; height: 20px; color: var(--c-sky-400); }
.hero :focus-visible { outline-color: var(--c-sky-200); }

/* 5.5 Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  min-height: 48px; padding: 0 var(--s-5);
  border: 1.5px solid transparent; border-radius: var(--r-md);
  font: inherit; font-size: 1rem; font-weight: 600; line-height: 1.2; text-decoration: none; text-align: center;
  cursor: pointer; transition: background-color .15s var(--ease), border-color .15s var(--ease), color .15s var(--ease), transform .15s var(--ease);
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn .icon { width: 20px; height: 20px; margin: 0; }
.btn--sm { min-height: 44px; padding: 0 var(--s-4); font-size: 0.9375rem; }
.btn--lg { min-height: 56px; padding: 0 var(--s-6); font-size: 1.0625rem; }
.btn--primary { background: var(--c-primary); color: #fff; }
.btn--primary:hover { background: var(--c-primary-hover); color: #fff; }
.btn--secondary { background: #fff; color: var(--c-navy-700); border-color: var(--c-navy-700); }
.btn--secondary:hover { background: var(--c-sky-50); color: var(--c-navy-800); }
.btn--on-dark { background: var(--c-sky-400); color: var(--c-navy-900); }
.btn--on-dark:hover { background: #6CC0EA; color: var(--c-navy-900); }
.btn--ghost-dark { background: transparent; color: #fff; border-color: rgb(255 255 255 / .45); }
.btn--ghost-dark:hover { background: rgb(255 255 255 / .08); color: #fff; border-color: #fff; }
.btn[aria-disabled="true"], .btn:disabled { background: #EEF2F6; color: #6F7F8F; border-color: #EEF2F6; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; }
@media (max-width: 479.98px) { .btn-row--stack .btn { width: 100%; } }

.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; text-decoration: none; }
.link-arrow .icon { width: 18px; height: 18px; transition: transform .2s var(--ease); }
.link-arrow:hover { text-decoration: underline; }
.link-arrow:hover .icon { transform: translateX(3px); }

/* 5.6 Cards */
.card {
  position: relative; display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md);
  padding: clamp(20px, 2.2vw, 32px);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}
.card > :last-child { margin-bottom: 0; }
.card h3, .h3-like { margin-bottom: var(--s-2); }
.h3-like { font-size: var(--fs-h3); font-weight: 650; letter-spacing: -0.01em; line-height: 1.3; }
.card p { color: var(--c-text-2); }
.card__icon {
  display: inline-grid; place-items: center; width: 48px; height: 48px; margin-bottom: var(--s-5);
  border-radius: var(--r-md); background: var(--c-sky-100); color: var(--c-navy-700);
}
.card__icon .icon { width: 26px; height: 26px; }
.card__meta { font-size: var(--fs-sm); color: var(--c-muted); }
.card__foot { margin-top: auto; padding-top: var(--s-4); }
.card--link:hover { border-color: var(--c-sky-600); box-shadow: var(--shadow-1); }
.card--link:hover .link-arrow .icon { transform: translateX(3px); }
.card--link .card__title-link { color: inherit; text-decoration: none; }
.card--link .card__title-link::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }
.card--link .card__title-link:focus-visible { outline: none; }
.card--link:has(.card__title-link:focus-visible) { outline: 3px solid var(--c-focus); outline-offset: 2px; }
.card--surface { background: var(--c-surface); border-color: transparent; }
.card--flat { border: 0; padding: 0; background: none; }

/* Focus-area card */
.fa-card__num { font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; color: var(--c-muted); }
.fa-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-5); }
.fa-card__top .card__icon { margin-bottom: 0; }
.fa-card__role { font-size: var(--fs-sm); font-weight: 600; color: var(--c-sky-600); margin-bottom: var(--s-2); }

/* Numbered list (what we do) */
.numbered { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; counter-reset: n; }
.numbered li { counter-increment: n; display: grid; grid-template-columns: 56px 1fr; gap: var(--s-4); align-items: start; padding: var(--s-5) 0; border-top: 1px solid var(--c-border); margin: 0; font-size: 1.0625rem; font-weight: 550; color: var(--c-heading); }
.numbered li:last-child { border-bottom: 1px solid var(--c-border); }
.numbered li::before { content: counter(n, decimal-leading-zero); font-size: var(--fs-sm); font-weight: 650; color: var(--c-sky-600); padding-top: 2px; font-variant-numeric: tabular-nums; }
.numbered .icon { display: none; }

/* Icon list */
.icon-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--s-4); }
.icon-list li { display: flex; gap: var(--s-3); align-items: flex-start; margin: 0; }
.icon-list .icon { width: 22px; height: 22px; color: var(--c-sky-600); margin-top: 2px; }
.section--dark .icon-list .icon { color: var(--c-sky-400); }
.check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--s-3); }
.check-list li { position: relative; padding-left: 32px; margin: 0; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .2em; width: 20px; height: 20px; border-radius: 50%;
  background: var(--c-sky-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230E395B' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* 5.7 Badges */
.badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px;
  border-radius: 999px; font-size: var(--fs-xs); font-weight: 650; letter-spacing: .02em; line-height: 1.4;
  background: var(--c-surface-2); color: var(--c-ink-2); white-space: nowrap;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge--active, .badge--upcoming { background: var(--c-success-bg); color: var(--c-success); }
.badge--planned { background: var(--c-info-bg); color: var(--c-info); }
.badge--past { background: var(--c-surface-2); color: var(--c-ink-2); }
.badge--draft, .badge--postponed { background: var(--c-warning-bg); color: var(--c-warning); }
.badge--cancelled { background: var(--c-error-bg); color: var(--c-error); }

/* 5.8 Key facts / definition panel */
.keyfacts { display: grid; gap: 0; margin: 0; background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; }
.keyfacts > div { padding: var(--s-5); border-bottom: 1px solid var(--c-border); }
.keyfacts > div:last-child { border-bottom: 0; }
.keyfacts dt { font-size: var(--fs-sm); color: var(--c-muted); margin-bottom: 4px; }
.keyfacts dd { margin: 0; font-size: 1.125rem; font-weight: 650; color: var(--c-heading); font-variant-numeric: tabular-nums; }
.keyfacts dd small { display: block; font-size: var(--fs-sm); font-weight: 400; color: var(--c-text-2); }
.keyfacts--row { grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
.keyfacts--row > div { border-bottom: 0; border-right: 1px solid var(--c-border); }
.keyfacts--row > div:last-child { border-right: 0; }
@media (max-width: 640px) { .keyfacts--row > div { border-right: 0; border-bottom: 1px solid var(--c-border); } }

/* 5.9 Statement panels (vision / mission) */
.statement { position: relative; padding: clamp(28px, 3vw, 48px); border-radius: var(--r-lg); background: var(--c-surface); }
.statement h2, .statement h3 { font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--c-sky-600); margin-bottom: var(--s-4); }
.statement p { font-size: clamp(1.125rem, 1.05rem + .4vw, 1.375rem); line-height: 1.5; color: var(--c-heading); font-weight: 450; margin: 0; }
.statement--dark { background: var(--c-navy-800); }
.statement--dark h2, .statement--dark h3 { color: var(--c-sky-200); }
.statement--dark p { color: #fff; }

/* 5.10 Steps */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; gap: 0; }
.steps > li { counter-increment: step; position: relative; display: grid; grid-template-columns: 40px 1fr; gap: var(--s-4); padding-bottom: var(--s-5); margin: 0; }
.steps > li::before {
  content: counter(step); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%;
  background: #fff; border: 2px solid var(--c-navy-700); color: var(--c-navy-700); font-weight: 700; font-size: var(--fs-sm);
  position: relative; z-index: 1;
}
.steps > li:not(:last-child)::after { content: ""; position: absolute; left: 19px; top: 40px; bottom: 0; width: 2px; background: var(--c-border); }
.steps h3 { font-size: 1.0625rem; margin: 8px 0 2px; }
.steps p { margin: 0; color: var(--c-text-2); font-size: var(--fs-sm); }

/* 5.11 Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--c-border); border-radius: var(--r-md); background: #fff; }
.table-wrap:focus-visible { outline-offset: 2px; }
.table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.table caption { text-align: left; padding: var(--s-4) var(--s-5); font-weight: 650; color: var(--c-heading); border-bottom: 1px solid var(--c-border); }
.table th, .table td { padding: var(--s-4) var(--s-5); text-align: left; vertical-align: top; border-bottom: 1px solid var(--c-border); }
.table thead th { background: var(--c-surface); font-size: var(--fs-xs); font-weight: 650; letter-spacing: .06em; text-transform: uppercase; color: var(--c-ink-2); }
.table tbody tr:last-child > * { border-bottom: 0; }
@media (min-width: 768px) {
  .table th[scope="row"] { min-width: 200px; }
  .table td[data-label="Co-leads"] { min-width: 180px; }
}
.table td.num, .table th.num { font-variant-numeric: tabular-nums; white-space: nowrap; }
/* stacked rows on small screens */
@media (max-width: 767.98px) {
  .table--stack thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .table--stack, .table--stack tbody, .table--stack tr, .table--stack td, .table--stack th[scope="row"] { display: block; width: 100%; }
  .table--stack tr { padding: var(--s-4) var(--s-5); border-bottom: 1px solid var(--c-border); }
  .table--stack tr:last-child { border-bottom: 0; }
  .table--stack td, .table--stack th[scope="row"] { border: 0; padding: var(--s-2) 0; }
  .table--stack td[data-label]::before { content: attr(data-label); display: block; font-size: var(--fs-xs); font-weight: 650; letter-spacing: .06em; text-transform: uppercase; color: var(--c-muted); margin-bottom: 2px; }
  .table-wrap:has(.table--stack) { overflow: visible; }
}

/* 5.12 Callouts */
.callout { display: flex; gap: var(--s-3); align-items: flex-start; padding: var(--s-4) var(--s-5); border-radius: var(--r-md); border: 1px solid; font-size: var(--fs-sm); line-height: 1.55; }
.callout > .icon { width: 22px; height: 22px; margin-top: 1px; }
.callout p:last-child { margin-bottom: 0; }
.callout--info { background: var(--c-info-bg); border-color: #BFE0F1; color: var(--c-navy-800); }
.callout--info > .icon { color: var(--c-info); }
.callout--success { background: var(--c-success-bg); border-color: #B7DEC7; color: #14532F; }
.callout--success > .icon { color: var(--c-success); }
.callout--error { background: var(--c-error-bg); border-color: #F4C2BD; color: #7A1A12; }
.callout--error > .icon { color: var(--c-error); }
.callout--warning { background: var(--c-warning-bg); border-color: #F0D9A0; color: #5C3D00; }
.callout--warning > .icon { color: var(--c-warning); }
.callout h2, .callout h3 { font-size: 1rem; margin-bottom: var(--s-2); color: inherit; }

/* 5.13 People */
.person { display: flex; align-items: center; gap: var(--s-4); padding: var(--s-5); background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md); }
.person__mono {
  flex: none; display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%;
  background: var(--c-navy-700); color: #fff; font-weight: 650; letter-spacing: .02em; font-size: 1rem;
}
.person__name { font-weight: 650; color: var(--c-heading); margin: 0; font-size: 1.0625rem; line-height: 1.3; }
.person__role { margin: 2px 0 0; font-size: var(--fs-sm); color: var(--c-text-2); line-height: 1.45; }
.people-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--s-3); }
.people-list li { margin: 0; }
.people-list--compact .person { padding: var(--s-4); }
.people-list--compact .person__mono { width: 44px; height: 44px; font-size: .9rem; background: var(--c-sky-100); color: var(--c-navy-700); }

/* 5.14 Event */
.event { display: grid; gap: 0; background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; }
@media (min-width: 820px) { .event { grid-template-columns: minmax(260px, 2fr) 3fr; } }
.event__media { display: flex; align-items: flex-start; background: #0A3F86; border-bottom: 1px solid var(--c-border); }
@media (min-width: 820px) { .event__media { border-bottom: 0; border-right: 1px solid var(--c-border); } }
.event__media picture { width: 100%; }
.event__media img { width: 100%; height: auto; }
.event__body { padding: clamp(24px, 3vw, 40px); display: flex; flex-direction: column; }
.event__top { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-3); align-items: center; margin-bottom: var(--s-3); }
.event__title { margin-bottom: var(--s-1); }
.event__subtitle { color: var(--c-text-2); margin-bottom: var(--s-4); font-weight: 500; }
.event__facts { list-style: none; padding: 0; margin: 0 0 var(--s-5); display: grid; gap: var(--s-2); font-size: var(--fs-sm); color: var(--c-ink-2); }
.event__facts li { display: flex; gap: var(--s-2); align-items: flex-start; margin: 0; }
.event__facts .icon { width: 18px; height: 18px; color: var(--c-sky-600); margin-top: 2px; }
.event__summary { color: var(--c-text-2); }
.event__actions { margin-top: auto; padding-top: var(--s-3); }

/* 5.15 CTA band */
.cta-band { position: relative; overflow: hidden; background: var(--c-navy-800); color: var(--c-on-dark-2); border-radius: var(--r-lg); padding: clamp(32px, 4vw, 64px); display: grid; gap: var(--s-5); align-items: center; }
.cta-band::after { content: ""; position: absolute; right: -80px; bottom: -160px; width: 420px; height: 420px; background: url("../img/hero-network.svg") center / contain no-repeat; opacity: .45; pointer-events: none; }
@media (min-width: 900px) { .cta-band { grid-template-columns: 1fr auto; } }
.cta-band h2 { color: #fff; margin-bottom: var(--s-2); }
.cta-band p { margin: 0; max-width: 60ch; }
.cta-band > * { position: relative; z-index: 1; }
.cta-band :focus-visible { outline-color: var(--c-sky-200); }

/* 5.16 Forms */
.form { display: grid; gap: var(--s-7); }
.fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.fieldset legend { display: flex; align-items: center; gap: var(--s-3); width: 100%; padding: 0 0 var(--s-3); margin-bottom: var(--s-5); border-bottom: 1px solid var(--c-border); font-size: var(--fs-h3); font-weight: 650; color: var(--c-heading); }
.fieldset legend.field__label { display: block; font-size: 0.96875rem; font-weight: 600; border: 0; padding: 0; margin-bottom: var(--s-3); }
.fieldset__num { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--c-navy-700); color: #fff; font-size: var(--fs-sm); font-weight: 700; }
.fieldset__intro { color: var(--c-text-2); font-size: var(--fs-sm); margin-top: calc(var(--s-3) * -1); }
.fields { display: grid; gap: var(--s-5); }
@media (min-width: 640px) {
  .fields--2 { grid-template-columns: 1fr 1fr; }
  .fields--3 { grid-template-columns: 1fr 1fr 1fr; }
  .fields--title { grid-template-columns: 160px 1fr; }
}
.field { display: grid; gap: var(--s-2); align-content: start; min-width: 0; }
.field__label { font-weight: 600; color: var(--c-heading); font-size: 0.96875rem; }
.field__req { font-weight: 450; color: var(--c-muted); font-size: var(--fs-sm); }
.field__hint { font-size: var(--fs-sm); color: var(--c-muted); margin: 0; line-height: 1.45; }
.field__error { display: flex; gap: 6px; align-items: flex-start; font-size: var(--fs-sm); font-weight: 550; color: var(--c-error); margin: 0; }
.field__error .icon { width: 18px; height: 18px; margin-top: 1px; }
.input, .select, .textarea {
  width: 100%; min-height: 48px; padding: 11px 14px;
  font: inherit; font-size: 1rem; color: var(--c-ink); line-height: 1.4;
  background: #fff; border: 1.5px solid var(--c-border-strong); border-radius: var(--r-sm);
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
.textarea { min-height: 200px; resize: vertical; line-height: 1.55; }
.select { appearance: none; padding-right: 44px; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230E395B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") right 14px center / 18px no-repeat; }
.input:hover, .select:hover, .textarea:hover { border-color: var(--c-navy-700); }
.input:focus-visible, .select:focus-visible, .textarea:focus-visible { outline: 3px solid var(--c-focus); outline-offset: 1px; border-color: var(--c-navy-700); }
.field--invalid .input, .field--invalid .select, .field--invalid .textarea, [aria-invalid="true"] { border-color: var(--c-error); }
.field__counter { font-size: var(--fs-sm); color: var(--c-muted); margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.field__counter.is-over { color: var(--c-error); font-weight: 600; }
.choices { display: grid; gap: var(--s-3); }
@media (min-width: 640px) { .choices--2 { grid-template-columns: 1fr 1fr; } }
.choice { position: relative; display: flex; gap: var(--s-3); align-items: flex-start; padding: var(--s-4); border: 1.5px solid var(--c-border); border-radius: var(--r-md); cursor: pointer; background: #fff; }
.choice:hover { border-color: var(--c-navy-700); }
.choice:has(input:checked) { border-color: var(--c-navy-700); background: var(--c-sky-50); box-shadow: inset 0 0 0 1px var(--c-navy-700); }
.choice:has(input:focus-visible) { outline: 3px solid var(--c-focus); outline-offset: 2px; }
.choice input { margin: 3px 0 0; width: 20px; height: 20px; accent-color: var(--c-navy-700); flex: none; }
.choice__label { font-weight: 600; color: var(--c-heading); display: block; line-height: 1.35; }
.choice__desc { display: block; font-size: var(--fs-sm); color: var(--c-text-2); margin-top: 2px; line-height: 1.45; }
.check { display: flex; gap: var(--s-3); align-items: flex-start; }
.check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--c-navy-700); flex: none; }
.check label { font-size: var(--fs-sm); line-height: 1.55; color: var(--c-ink); }
.hp-field { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.error-summary { padding: var(--s-5); border: 2px solid var(--c-error); border-radius: var(--r-md); background: var(--c-error-bg); }
.error-summary h2 { font-size: 1.125rem; color: #7A1A12; display: flex; gap: var(--s-2); align-items: center; margin-bottom: var(--s-3); }
.error-summary h2 .icon { width: 22px; height: 22px; color: var(--c-error); }
.error-summary ul { margin: 0; padding-left: 1.25em; }
.error-summary li + li { margin-top: 4px; }
.error-summary a { color: #7A1A12; font-weight: 600; }
.error-summary:focus { outline: 3px solid var(--c-error); outline-offset: 3px; }
.form-actions { display: flex; flex-wrap: wrap; gap: var(--s-4); align-items: center; padding-top: var(--s-5); border-top: 1px solid var(--c-border); }
.form-actions p { margin: 0; font-size: var(--fs-sm); color: var(--c-muted); }

/* 5.17 Footer */
.site-footer { background: var(--c-surface); border-top: 1px solid var(--c-border); color: var(--c-ink-2); font-size: var(--fs-sm); }
.site-footer__grid { display: grid; gap: var(--s-7) var(--s-6); padding-block: clamp(48px, 5vw, 80px); grid-template-columns: repeat(auto-fit, minmax(min(100%, 140px), 1fr)); }
@media (min-width: 1024px) { .site-footer__grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; } }
.site-footer__brand { grid-column: 1 / -1; display: grid; gap: var(--s-4); justify-items: start; max-width: 380px; }
@media (min-width: 1024px) { .site-footer__brand { grid-column: auto; } }
.brand--footer img { height: 56px; width: auto; mix-blend-mode: multiply; }
.site-footer__mission { margin: 0; line-height: 1.55; }
.site-footer__heading { font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--c-heading); margin-bottom: var(--s-4); }
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 2px; }
.site-footer__col li { margin: 0; }
.site-footer__col a { display: inline-flex; align-items: center; min-height: 36px; color: var(--c-ink); text-decoration: none; }
.site-footer__col a:hover { color: var(--c-sky-600); text-decoration: underline; }
.site-footer__bar { background: var(--c-navy-900); color: var(--c-on-dark-2); }
.site-footer__bar-inner { display: flex; flex-wrap: wrap; gap: var(--s-3) var(--s-6); align-items: center; justify-content: space-between; padding-block: var(--s-5); }
.site-footer__bar p { margin: 0; }
.site-footer__bar a { color: #fff; }
.site-footer__bar :focus-visible { outline-color: var(--c-sky-200); }
.site-footer__legal { list-style: none; display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-5); margin: 0; padding: 0; }
.site-footer__legal li { margin: 0; }
.social { list-style: none; display: flex; gap: var(--s-2); margin: 0; padding: 0; }
.social li { margin: 0; }
.social a { display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r-sm); color: #fff; border: 1px solid rgb(255 255 255 / .25); }
.social a:hover { background: rgb(255 255 255 / .1); color: #fff; border-color: #fff; }
.social .icon { width: 20px; height: 20px; }

/* 5.18 Misc */
.note { font-size: var(--fs-sm); color: var(--c-muted); }
.divider-label { display: flex; align-items: center; gap: var(--s-3); font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--c-muted); margin: var(--s-7) 0 var(--s-5); }
.divider-label::after { content: ""; flex: 1; height: 1px; background: var(--c-border); }
.toc { list-style: none; padding: 0; margin: 0; border-left: 2px solid var(--c-border); }
.toc li { margin: 0; }
.toc a { display: block; padding: 8px 0 8px var(--s-4); margin-left: -2px; border-left: 2px solid transparent; color: var(--c-ink-2); text-decoration: none; font-size: var(--fs-sm); line-height: 1.4; }
.toc a:hover { color: var(--c-sky-600); border-left-color: var(--c-sky-600); }
.toc-title { font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; text-transform: uppercase; color: var(--c-muted); margin-bottom: var(--s-3); }

/* 6. PAGES =============================================================== */

/* Home */
.intro-grid { display: grid; gap: var(--s-7); }
@media (min-width: 960px) { .intro-grid { grid-template-columns: 5fr 7fr; gap: var(--s-9); } }
.intro-grid .prose p:first-child { font-size: var(--fs-lede); color: var(--c-heading); line-height: 1.55; }
.wg-feature { display: grid; gap: var(--s-6); background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: clamp(24px, 3.5vw, 48px); }
@media (min-width: 900px) { .wg-feature { grid-template-columns: 1.4fr 1fr; align-items: start; } }
.wg-feature__head { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: center; margin-bottom: var(--s-4); }
.wg-feature__abbr { font-size: var(--fs-xs); font-weight: 700; letter-spacing: .1em; color: var(--c-sky-600); }
.audiences { display: grid; gap: var(--s-4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); list-style: none; padding: 0; margin: 0; }
.audiences li { margin: 0; display: flex; gap: var(--s-3); align-items: flex-start; padding: var(--s-5); border-radius: var(--r-md); background: rgb(255 255 255 / .04); border: 1px solid rgb(255 255 255 / .1); color: #fff; font-weight: 550; line-height: 1.4; }
.audiences .icon { width: 26px; height: 26px; color: var(--c-sky-400); }
.fee-strip { display: grid; gap: var(--s-4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); margin: var(--s-6) 0; }
.fee-strip > div { padding: var(--s-5); border-radius: var(--r-md); background: #fff; border: 1px solid var(--c-border); }
.fee-strip dt { font-size: var(--fs-sm); color: var(--c-muted); }
.fee-strip dd { margin: 4px 0 0; font-size: 1.5rem; font-weight: 700; color: var(--c-heading); letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }

/* Focus areas page */
.fa-section { padding-block: var(--s-7); border-top: 1px solid var(--c-border); display: grid; gap: var(--s-5); }
.fa-section:first-child { border-top: 0; padding-top: 0; }
@media (min-width: 720px) { .fa-section { grid-template-columns: 64px 1fr; gap: var(--s-6); } }
.fa-section__icon { display: grid; place-items: center; width: 64px; height: 64px; border-radius: var(--r-md); background: var(--c-sky-100); color: var(--c-navy-700); }
.fa-section__icon .icon { width: 32px; height: 32px; }
.fa-section h2 { font-size: var(--fs-h3); margin-bottom: var(--s-2); }
.fa-section__role { font-weight: 600; color: var(--c-sky-600); margin-bottom: var(--s-3); }
.fa-section p { max-width: var(--measure); }
.fa-section .related { font-size: var(--fs-sm); margin: 0; }

/* Values */
.value { display: grid; align-content: start; gap: var(--s-3); padding: var(--s-6) 0; border-top: 2px solid var(--c-navy-700); }
.value .icon { width: 32px; height: 32px; color: var(--c-sky-600); }
.value h2 { font-size: var(--fs-h3); margin: var(--s-2) 0 0; }
.value p { margin: 0; color: var(--c-text-2); }

/* Working groups */
.wg-card { display: grid; gap: var(--s-5); }
.taxonomy-list { columns: 2 220px; column-gap: var(--s-6); list-style: none; padding: 0; margin: 0; }
.taxonomy-list li { break-inside: avoid; display: flex; gap: var(--s-3); padding: var(--s-2) 0; margin: 0; border-bottom: 1px solid var(--c-border); font-size: var(--fs-sm); }
.taxonomy-list__letter { flex: none; width: 1.5em; font-weight: 700; color: var(--c-sky-600); }
.timeline { display: grid; gap: var(--s-5); grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); }
.timeline__item { padding: var(--s-5); border-radius: var(--r-md); background: #fff; border: 1px solid var(--c-border); border-top: 3px solid var(--c-sky-400); }
.timeline__item h3 { font-size: 1.0625rem; margin: var(--s-3) 0 2px; }
.timeline__when { font-size: var(--fs-sm); color: var(--c-muted); margin-bottom: var(--s-4); }
.timeline__item ul { margin: 0; padding-left: 1.1em; font-size: var(--fs-sm); color: var(--c-text-2); }

/* Membership */
.cat-grid { display: grid; gap: var(--s-4); grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.cat { display: flex; gap: var(--s-4); padding: var(--s-5); background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md); }
.cat .icon { width: 26px; height: 26px; color: var(--c-sky-600); margin-top: 2px; }
.cat h3 { font-size: 1.0625rem; margin-bottom: 4px; }
.cat p { margin: 0; font-size: var(--fs-sm); color: var(--c-text-2); }
.faq details { border-bottom: 1px solid var(--c-border); }
.faq details:first-of-type { border-top: 1px solid var(--c-border); }
.faq summary { display: flex; justify-content: space-between; gap: var(--s-4); align-items: center; padding: var(--s-5) 0; cursor: pointer; font-weight: 600; color: var(--c-heading); list-style: none; min-height: 48px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .icon { width: 20px; height: 20px; color: var(--c-sky-600); transition: transform .2s var(--ease); }
.faq details[open] summary .icon { transform: rotate(180deg); }
.faq details > div { padding-bottom: var(--s-5); color: var(--c-text-2); max-width: var(--measure); }
.faq details > div > :last-child { margin-bottom: 0; }

/* Resources */
.stack-lg > * + * { margin-top: clamp(40px, 4vw, 64px); }
.resource-cat__head { display: flex; align-items: center; gap: var(--s-4); margin-bottom: var(--s-5); padding-bottom: var(--s-4); border-bottom: 1px solid var(--c-border); }
.resource-cat__head .card__icon { margin: 0; }
.resource-cat__head h2 { margin: 0; }
.resource-body > p:first-child { font-size: var(--fs-lede); color: var(--c-heading); line-height: 1.55; }
.steps--content { margin: var(--s-6) 0; }

/* About: pillars */
.pillar { display: grid; gap: var(--s-3); align-content: start; padding: var(--s-6); background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md); }
.pillar__num { font-size: var(--fs-xs); font-weight: 650; letter-spacing: .08em; color: var(--c-muted); }
.pillar .icon { width: 28px; height: 28px; color: var(--c-sky-600); }
.pillar h3 { margin: 0; }
.pillar p { margin: 0; color: var(--c-text-2); }

/* Team bios */
.bio { display: grid; grid-template-columns: 64px 1fr; gap: var(--s-5); align-items: start; padding: var(--s-6); background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-md); }
.bio .person__mono { width: 64px; height: 64px; font-size: 1.125rem; }
.bio h3 { margin: 0 0 2px; }
.bio__role { font-size: var(--fs-sm); font-weight: 600; color: var(--c-sky-600); margin: 0 0 var(--s-3); }
.bio p:last-child { margin-bottom: 0; color: var(--c-text-2); }

/* Search */
.search-form { display: flex; gap: var(--s-3); flex-wrap: wrap; max-width: 720px; }
.search-form .input { flex: 1 1 260px; min-height: 52px; font-size: 1.0625rem; }
.search-results { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--s-4); max-width: 820px; }
.search-results li { margin: 0; padding: var(--s-5); border: 1px solid var(--c-border); border-radius: var(--r-md); background: #fff; }
.search-results h2 { font-size: 1.1875rem; margin: 0 0 4px; }
.search-results .search-url { font-size: var(--fs-sm); color: var(--c-muted); margin: 0 0 var(--s-2); }
.search-results p { margin: 0; color: var(--c-text-2); }
.search-results mark { background: var(--c-sky-100); color: var(--c-navy-800); padding: 0 2px; border-radius: 2px; }
.nav__item--search .nav__link { gap: var(--s-2); justify-content: flex-start; }
.nav__item--search .nav__link .icon { width: 20px; height: 20px; }
@media (min-width: 1100px) {
  .nav__item--search .nav__link { justify-content: center; min-width: 44px; padding: 0 var(--s-2); }
  .nav__search-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
}
.sitemap-list { columns: 2 260px; column-gap: var(--s-7); }
.sitemap-list > li { break-inside: avoid; margin: 0 0 var(--s-5); }
.sitemap-list ul { margin-top: var(--s-2); }

/* Contact / channels */
address { font-style: normal; }
@media (min-width: 768px) { .grid--2-fixed { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.channel { display: flex; gap: var(--s-4); align-items: flex-start; }
.channel .card__icon { margin: 0; }
.channel h3 { font-size: 1.0625rem; margin-bottom: 4px; }

/* Error page */
.error-code { font-size: clamp(4rem, 3rem + 6vw, 8rem); font-weight: 750; letter-spacing: -0.04em; line-height: 1; color: var(--c-sky-600); margin-bottom: var(--s-5); }

/* 7. UTILITIES =========================================================== */
.mt-0 { margin-top: 0 !important; } .mb-0 { margin-bottom: 0 !important; }
.mt-5 { margin-top: var(--s-5); } .mt-6 { margin-top: var(--s-6); } .mt-7 { margin-top: var(--s-7); }
.mb-5 { margin-bottom: var(--s-5); } .mb-6 { margin-bottom: var(--s-6); }
.text-center { text-align: center; }
.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list > li { margin: 0; }
.stack > * + * { margin-top: var(--s-5); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
}
@media print {
  .site-header, .site-footer, .nav-toggle, .cta-band, .skip-link { display: none !important; }
  .page-header::after, .hero::before { display: none; }
  .hero { background: none; color: #000; } .hero__title { color: #000; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: .85em; }
}