/* ==========================================================================
   Sovern Global
   Stylesheet built on the IBM Design Language (Carbon Design System)
   - Type: IBM Plex Sans (Carbon expressive + productive type scales)
   - Color: Carbon Gray + Blue 60 core palette
   - Layout: Carbon 2x Grid, 16 columns, 32px gutters, 8px mini unit
   - Motion: Carbon productive + expressive easing curves
   Edit the tokens in :root to rebrand the whole site.
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. IBM Plex Sans, self hosted
   The typeface ships with this site, so no request leaves your visitor's
   browser and nothing breaks if an external font service is unavailable.
   IBM Plex is licensed under the SIL Open Font License 1.1, see
   assets/fonts/IBM-Plex-LICENSE.txt.
   -------------------------------------------------------------------------- */
@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-Light.woff2") format("woff2");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Sans";
  src: url("../fonts/IBMPlexSans-Italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* Carbon gray ramp */
  --white: #ffffff;
  --gray-10: #f4f4f4;
  --gray-20: #e0e0e0;
  --gray-30: #c6c6c6;
  --gray-40: #a8a8a8;
  --gray-50: #8d8d8d;
  --gray-60: #6f6f6f;
  --gray-70: #525252;
  --gray-80: #393939;
  --gray-90: #262626;
  --gray-100: #161616;

  /* Carbon core + support colors */
  --blue-40: #78a9ff;
  --blue-50: #4589ff;
  --blue-60: #0f62fe;
  --blue-70: #0043ce;
  --blue-80: #002d9c;
  --teal-50: #009d9a;
  --teal-60: #007d79;
  --purple-50: #a56eff;
  --purple-60: #8a3ffc;
  --magenta-50: #ee5396;
  --magenta-60: #d02670;
  --green-60: #198038;
  --cyan-50: #1192e8;

  /* Theme roles (White theme) */
  --text-primary: var(--gray-100);
  --text-secondary: var(--gray-70);
  --text-helper: var(--gray-60);
  --text-on-color: var(--white);
  --link: var(--blue-60);
  --link-hover: var(--blue-70);
  --border-subtle: var(--gray-20);
  --border-strong: var(--gray-50);
  --field: var(--gray-10);
  --focus: var(--blue-60);
  --interactive: var(--blue-60);

  /* Per page accent, overridden on program pages */
  --accent: var(--blue-60);
  --accent-soft: #edf5ff;

  /* Carbon spacing scale (8px mini unit) */
  --sp-01: 0.125rem;  /*  2px */
  --sp-02: 0.25rem;   /*  4px */
  --sp-03: 0.5rem;    /*  8px */
  --sp-04: 0.75rem;   /* 12px */
  --sp-05: 1rem;      /* 16px */
  --sp-06: 1.5rem;    /* 24px */
  --sp-07: 2rem;      /* 32px */
  --sp-08: 2.5rem;    /* 40px */
  --sp-09: 3rem;      /* 48px */
  --sp-10: 4rem;      /* 64px */
  --sp-11: 5rem;      /* 80px */
  --sp-12: 6rem;      /* 96px */
  --sp-13: 10rem;     /* 160px */

  /* Motion */
  --dur-fast: 110ms;
  --dur-base: 240ms;
  --dur-slow: 400ms;
  --dur-expressive: 700ms;
  --ease-productive: cubic-bezier(0.2, 0, 0.38, 0.9);
  --ease-expressive: cubic-bezier(0.4, 0.14, 0.3, 1);
  --ease-entrance: cubic-bezier(0, 0, 0.3, 1);
  --ease-exit: cubic-bezier(0.2, 0, 1, 0.9);

  /* Shell */
  --header-h: 3rem;
  --grid-max: 99rem;   /* 1584px */
  --gutter: 2rem;      /* 32px */
}

/* --------------------------------------------------------------------------
   2. Reset and base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--white);
  color: var(--text-primary);
  font-family: "IBM Plex Sans", "Helvetica Neue", Arial, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

body.is-locked { overflow: hidden; }

img, svg, video { max-width: 100%; height: auto; display: block; }
svg { fill: currentColor; }

h1, h2, h3, h4, h5, h6, p, figure, blockquote, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }

a {
  color: var(--link);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-productive);
}
a:hover { color: var(--link-hover); }

button { font: inherit; color: inherit; }

hr {
  border: 0;
  border-top: 1px solid var(--border-subtle);
  margin: 0;
}

::selection { background: var(--blue-60); color: var(--white); }

/* Carbon focus ring */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 0;
}
.theme-dark a:focus-visible,
.theme-dark button:focus-visible {
  outline-color: var(--white);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 9999;
  background: var(--blue-60);
  color: var(--white);
  padding: var(--sp-05) var(--sp-06);
  font-size: 0.875rem;
}
.skip-link:focus {
  left: 0;
  color: var(--white);
}

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

/* --------------------------------------------------------------------------
   3. Type scale (Carbon expressive + productive)
   -------------------------------------------------------------------------- */
.display-01 {
  font-size: clamp(2.625rem, 1.6rem + 4.4vw, 4.75rem);
  line-height: 1.11;
  font-weight: 300;
  letter-spacing: 0;
}
.heading-06 {
  font-size: clamp(2.25rem, 1.5rem + 3.2vw, 3.75rem);
  line-height: 1.15;
  font-weight: 300;
}
.heading-05 {
  font-size: clamp(2rem, 1.5rem + 2.2vw, 3rem);
  line-height: 1.18;
  font-weight: 300;
}
.heading-04 {
  font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.625rem);
  line-height: 1.22;
  font-weight: 400;
}
.heading-03 {
  font-size: clamp(1.375rem, 1.2rem + 0.8vw, 2rem);
  line-height: 1.28;
  font-weight: 400;
}
.heading-02 {
  font-size: 1.25rem;
  line-height: 1.4;
  font-weight: 600;
}
.heading-01 {
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 600;
}
.body-lead {
  font-size: clamp(1.125rem, 1rem + 0.5vw, 1.5rem);
  line-height: 1.45;
  font-weight: 400;
  color: var(--text-secondary);
}
.body-02 { font-size: 1rem; line-height: 1.5; }
.body-01 { font-size: 0.875rem; line-height: 1.43; }

.eyebrow {
  font-size: 0.875rem;
  line-height: 1.29;
  font-weight: 600;
  letter-spacing: 0.16px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--sp-04);
  margin-bottom: var(--sp-06);
}
.eyebrow::before {
  content: "";
  width: 1.5rem;
  height: 2px;
  background: var(--accent);
  flex: 0 0 auto;
}
.theme-dark .eyebrow { color: var(--gray-30); }

.label {
  font-size: 0.75rem;
  line-height: 1.34;
  letter-spacing: 0.32px;
  color: var(--text-helper);
}

.text-secondary { color: var(--text-secondary); }
.theme-dark .text-secondary { color: var(--gray-30); }

.prose p + p { margin-top: var(--sp-06); }
.prose p { max-width: 44rem; }

/* --------------------------------------------------------------------------
   4. Carbon 2x Grid
   -------------------------------------------------------------------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: 0;
  width: 100%;
  max-width: var(--grid-max);
  margin: 0 auto;
  padding: 0 var(--sp-05);
}
@media (min-width: 42rem) {   /* 672px  md */
  .grid { grid-template-columns: repeat(8, minmax(0, 1fr)); }
}
@media (min-width: 66rem) {   /* 1056px lg */
  .grid {
    grid-template-columns: repeat(16, minmax(0, 1fr));
    padding: 0 var(--sp-07);
  }
}

/* Column spans: s = small, m = medium, l = large */
.s-1 { grid-column-end: span 1; } .s-2 { grid-column-end: span 2; }
.s-3 { grid-column-end: span 3; } .s-4 { grid-column-end: span 4; }
@media (min-width: 42rem) {
  .m-1 { grid-column-end: span 1; } .m-2 { grid-column-end: span 2; }
  .m-3 { grid-column-end: span 3; } .m-4 { grid-column-end: span 4; }
  .m-5 { grid-column-end: span 5; } .m-6 { grid-column-end: span 6; }
  .m-7 { grid-column-end: span 7; } .m-8 { grid-column-end: span 8; }
  .m-start-2 { grid-column-start: 2; } .m-start-3 { grid-column-start: 3; }
  .m-start-4 { grid-column-start: 4; } .m-start-5 { grid-column-start: 5; }
}
@media (min-width: 66rem) {
  .l-1 { grid-column-end: span 1; }   .l-2 { grid-column-end: span 2; }
  .l-3 { grid-column-end: span 3; }   .l-4 { grid-column-end: span 4; }
  .l-5 { grid-column-end: span 5; }   .l-6 { grid-column-end: span 6; }
  .l-7 { grid-column-end: span 7; }   .l-8 { grid-column-end: span 8; }
  .l-9 { grid-column-end: span 9; }   .l-10 { grid-column-end: span 10; }
  .l-11 { grid-column-end: span 11; } .l-12 { grid-column-end: span 12; }
  .l-13 { grid-column-end: span 13; } .l-14 { grid-column-end: span 14; }
  .l-16 { grid-column-end: span 16; }
  .l-start-2 { grid-column-start: 2; }   .l-start-3 { grid-column-start: 3; }
  .l-start-5 { grid-column-start: 5; }   .l-start-6 { grid-column-start: 6; }
  .l-start-7 { grid-column-start: 7; }   .l-start-9 { grid-column-start: 9; }
  .l-start-11 { grid-column-start: 11; } .l-start-13 { grid-column-start: 13; }
}

/* --------------------------------------------------------------------------
   5. Sections and bands
   -------------------------------------------------------------------------- */
.section {
  padding-top: var(--sp-10);
  padding-bottom: var(--sp-10);
}
@media (min-width: 42rem) {
  .section { padding-top: var(--sp-11); padding-bottom: var(--sp-11); }
}
@media (min-width: 66rem) {
  .section { padding-top: var(--sp-12); padding-bottom: var(--sp-12); }
}
.section--tight { padding-top: var(--sp-09); padding-bottom: var(--sp-09); }
.section--flush-top { padding-top: 0; }
.section--flush-bottom { padding-bottom: 0; }

.theme-gray { background: var(--gray-10); }
.theme-dark {
  background: var(--gray-100);
  color: var(--gray-10);
}
.theme-dark .heading-01,
.theme-dark .heading-02,
.theme-dark .heading-03,
.theme-dark .heading-04,
.theme-dark .heading-05,
.theme-dark h1, .theme-dark h2, .theme-dark h3 { color: var(--white); }
.theme-dark .body-lead { color: var(--gray-30); }
.theme-dark hr { border-top-color: var(--gray-80); }
.theme-dark .label { color: var(--gray-40); }

.rule {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--sp-06);
}
.theme-dark .rule { border-top-color: var(--gray-80); }

.stack-06 > * + * { margin-top: var(--sp-06); }
.stack-07 > * + * { margin-top: var(--sp-07); }
.stack-09 > * + * { margin-top: var(--sp-09); }
.mt-05 { margin-top: var(--sp-05); }
.mt-06 { margin-top: var(--sp-06); }
.mt-07 { margin-top: var(--sp-07); }
.mt-09 { margin-top: var(--sp-09); }
.mt-10 { margin-top: var(--sp-10); }

/* --------------------------------------------------------------------------
   6. UI Shell header
   -------------------------------------------------------------------------- */
.shell {
  position: sticky;
  top: 0;
  z-index: 8000;
  background: var(--gray-100);
  color: var(--gray-10);
  border-bottom: 1px solid var(--gray-80);
}
.shell__inner {
  display: flex;
  align-items: stretch;
  height: var(--header-h);
  padding-right: 0;
}
.shell__menu {
  width: 3rem;
  height: var(--header-h);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  color: var(--gray-10);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-productive);
}
.shell__menu:hover { background: var(--gray-80); }
.shell__menu-open { display: block; }
.shell__menu-close { display: none; }
.shell__menu[aria-expanded="true"] .shell__menu-open { display: none; }
.shell__menu[aria-expanded="true"] .shell__menu-close { display: block; }

.shell__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-04);
  padding: 0 var(--sp-05);
  color: var(--white);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.1px;
  transition: background var(--dur-fast) var(--ease-productive);
}
.shell__logo:hover { background: var(--gray-80); color: var(--white); }
.shell__logo img { height: 1.25rem; width: auto; }

.shell__nav { display: none; }
@media (min-width: 66rem) {
  .shell__menu { display: none; }
  .shell__nav { display: block; height: 100%; }
  .shell__nav > ul { display: flex; height: 100%; }
  .shell__nav > ul > li { display: flex; position: relative; }
}

.shell__link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-03);
  height: 100%;
  padding: 0 var(--sp-05);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--gray-10);
  font-size: 0.875rem;
  letter-spacing: 0.16px;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-productive),
              border-color var(--dur-fast) var(--ease-productive);
}
.shell__link:hover { background: var(--gray-80); color: var(--white); }
.shell__link[aria-expanded="true"] { background: var(--gray-80); color: var(--white); }
.shell__link.is-current {
  border-bottom-color: var(--blue-60);
  color: var(--white);
  font-weight: 600;
}
.shell__link svg { transition: transform var(--dur-base) var(--ease-productive); }
.shell__link[aria-expanded="true"] svg { transform: rotate(180deg); }

.shell__spacer { flex: 1 1 auto; }

.shell__cta {
  display: none;
  align-items: center;
  height: 100%;
  padding: 0 var(--sp-05);
  background: var(--blue-60);
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 400;
  transition: background var(--dur-fast) var(--ease-productive);
}
.shell__cta:hover { background: var(--blue-70); color: var(--white); }
@media (min-width: 42rem) { .shell__cta { display: inline-flex; } }

/* Desktop dropdown panel */
.shell__panel {
  display: none;
  position: absolute;
  top: var(--header-h);
  left: 0;
  min-width: 22rem;
  background: var(--gray-90);
  border: 1px solid var(--gray-80);
  border-top: 0;
  padding: var(--sp-03) 0;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}
.shell__panel.is-open { display: block; animation: panelIn var(--dur-base) var(--ease-entrance); }
@keyframes panelIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}
.shell__panel a {
  display: block;
  padding: var(--sp-04) var(--sp-05);
  color: var(--gray-10);
  font-size: 0.875rem;
  border-left: 3px solid transparent;
  transition: background var(--dur-fast) var(--ease-productive),
              border-color var(--dur-fast) var(--ease-productive);
}
.shell__panel a:hover {
  background: var(--gray-80);
  color: var(--white);
  border-left-color: var(--blue-60);
}
.shell__panel a span {
  display: block;
  color: var(--gray-40);
  font-size: 0.75rem;
  margin-top: var(--sp-01);
}

/* Mobile side navigation */
.sidenav {
  position: fixed;
  top: var(--header-h);
  left: 0;
  bottom: 0;
  width: 16rem;
  max-width: 84vw;
  background: var(--gray-90);
  color: var(--gray-10);
  transform: translateX(-100%);
  transition: transform var(--dur-base) var(--ease-productive);
  overflow-y: auto;
  z-index: 8000;
  -webkit-overflow-scrolling: touch;
}
.sidenav.is-open { transform: translateX(0); }
@media (min-width: 66rem) { .sidenav, .sidenav__overlay { display: none; } }

.sidenav__list > li { border-bottom: 1px solid var(--gray-80); }
.sidenav a,
.sidenav__toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--sp-04);
  padding: var(--sp-05);
  background: transparent;
  border: 0;
  color: var(--gray-10);
  font-size: 0.875rem;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-productive);
}
.sidenav a:hover,
.sidenav__toggle:hover { background: var(--gray-80); color: var(--white); }
.sidenav a.is-current { color: var(--white); font-weight: 600; box-shadow: inset 3px 0 0 var(--blue-60); }
.sidenav__toggle svg { transition: transform var(--dur-base) var(--ease-productive); flex: 0 0 auto; }
.sidenav__toggle[aria-expanded="true"] svg { transform: rotate(180deg); }
.sidenav__sub { display: none; background: var(--gray-100); }
.sidenav__sub.is-open { display: block; }
.sidenav__sub a { padding-left: var(--sp-07); color: var(--gray-30); }

.sidenav__overlay {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: rgba(22, 22, 22, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-productive), visibility var(--dur-base);
  z-index: 7000;
}
.sidenav__overlay.is-open { opacity: 1; visibility: visible; }

/* --------------------------------------------------------------------------
   7. Buttons
   -------------------------------------------------------------------------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-10);
  min-height: 3rem;
  max-width: 20rem;
  padding: var(--sp-04) var(--sp-05);
  border: 1px solid transparent;
  font-size: 0.875rem;
  line-height: 1.29;
  letter-spacing: 0.16px;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-productive),
              color var(--dur-fast) var(--ease-productive),
              border-color var(--dur-fast) var(--ease-productive);
}
.btn svg { flex: 0 0 auto; transition: transform var(--dur-base) var(--ease-productive); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary { background: var(--blue-60); color: var(--white); }
.btn--primary:hover { background: var(--blue-70); color: var(--white); }
.btn--primary:active { background: var(--blue-80); }

.btn--secondary { background: var(--gray-80); color: var(--white); }
.btn--secondary:hover { background: var(--gray-70); color: var(--white); }

.btn--tertiary {
  background: transparent;
  border-color: var(--blue-60);
  color: var(--blue-60);
}
.btn--tertiary:hover { background: var(--blue-60); color: var(--white); }
.theme-dark .btn--tertiary { border-color: var(--blue-40); color: var(--blue-40); }
.theme-dark .btn--tertiary:hover { background: var(--blue-40); color: var(--gray-100); }

.btn--ghost { background: transparent; color: var(--blue-60); padding-left: 0; }
.btn--ghost:hover { color: var(--blue-70); }
.theme-dark .btn--ghost { color: var(--blue-40); }

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: transparent;
}
.btn-group .btn { flex: 1 1 auto; min-width: 15rem; }

/* Inline link with arrow, Carbon style */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-03);
  font-size: 0.875rem;
  letter-spacing: 0.16px;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
.link-arrow svg { transition: transform var(--dur-base) var(--ease-productive); }
.link-arrow:hover { border-bottom-color: currentColor; }
.link-arrow:hover svg { transform: translateX(4px); }
.theme-dark .link-arrow { color: var(--blue-40); }

/* --------------------------------------------------------------------------
   8. Leadspace (hero)
   -------------------------------------------------------------------------- */
.leadspace {
  position: relative;
  background: var(--gray-100);
  color: var(--white);
  overflow: hidden;
}
.leadspace__grid { position: relative; z-index: 2; }
.leadspace__content {
  padding-top: var(--sp-11);
  padding-bottom: var(--sp-11);
}
@media (min-width: 66rem) {
  .leadspace__content {
    padding-top: var(--sp-13);
    padding-bottom: var(--sp-13);
    min-height: 34rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}
.leadspace h1 { color: var(--white); }
.leadspace .body-lead { color: var(--gray-30); max-width: 34rem; }
.leadspace__eyebrow { color: var(--gray-40); }

/* Ambient grid artwork, drawn with CSS only */
.leadspace__art {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(to bottom right, rgba(0, 0, 0, 0.9), transparent 70%);
  -webkit-mask-image: linear-gradient(to bottom right, rgba(0, 0, 0, 0.9), transparent 70%);
}
.leadspace__glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 46rem;
  height: 46rem;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(circle at center, var(--accent) 0%, rgba(15, 98, 254, 0) 62%);
  opacity: 0.34;
  filter: blur(2px);
}
.leadspace--compact .leadspace__content {
  padding-top: var(--sp-10);
  padding-bottom: var(--sp-10);
  min-height: 0;
}
@media (min-width: 66rem) {
  .leadspace--compact .leadspace__content {
    padding-top: var(--sp-12);
    padding-bottom: var(--sp-12);
    min-height: 24rem;
  }
}

/* Accent bar used under program headings */
.accent-bar {
  width: 3rem;
  height: 0.375rem;
  background: var(--accent);
  margin-bottom: var(--sp-07);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-03);
  font-size: 0.875rem;
  color: var(--gray-40);
  padding-top: var(--sp-05);
}
.breadcrumb a { color: var(--gray-30); border-bottom: 1px solid transparent; }
.breadcrumb a:hover { color: var(--white); border-bottom-color: var(--white); }
.breadcrumb li { display: flex; align-items: center; gap: var(--sp-03); }
.breadcrumb li + li::before { content: "/"; color: var(--gray-60); }

/* --------------------------------------------------------------------------
   9. Cards and tiles
   -------------------------------------------------------------------------- */
.card-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
}
@media (min-width: 42rem) { .card-group--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 42rem) { .card-group--3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 66rem) { .card-group--3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 42rem) { .card-group--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 66rem) { .card-group--4 { grid-template-columns: repeat(4, 1fr); } }
.theme-gray .card-group, .theme-dark .card-group { border-color: transparent; }
.theme-dark .card-group { background: var(--gray-80); }

.card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--sp-09);
  min-height: 15rem;
  padding: var(--sp-06);
  background: var(--white);
  color: var(--text-primary);
  border-top: 3px solid transparent;
  transition: background var(--dur-base) var(--ease-productive),
              border-color var(--dur-base) var(--ease-productive);
}
.theme-gray .card { background: var(--white); }
.theme-dark .card { background: var(--gray-100); color: var(--gray-10); }
a.card:hover { background: var(--gray-10); color: var(--text-primary); border-top-color: var(--accent); }
.theme-dark a.card:hover { background: var(--gray-90); color: var(--white); }
.card__title { font-size: 1.25rem; line-height: 1.4; font-weight: 400; }
.card__sector {
  font-size: 0.75rem;
  letter-spacing: 0.32px;
  text-transform: uppercase;
  color: var(--text-helper);
  margin-bottom: var(--sp-03);
}
.theme-dark .card__sector { color: var(--gray-40); }
.card__body { font-size: 0.875rem; line-height: 1.43; color: var(--text-secondary); margin-top: var(--sp-04); }
.theme-dark .card__body { color: var(--gray-30); }
.card__foot { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--sp-05); }
.card__icon { color: var(--accent); flex: 0 0 auto; }
.theme-dark .card__icon { color: var(--blue-40); }
a.card:hover .card__icon { transform: translateX(4px); }
.card__icon { transition: transform var(--dur-base) var(--ease-productive); }

/* Empty cells that complete the last row of a card group */
.card--filler { display: none; }
@media (min-width: 42rem) { .card--filler-md { display: flex; } }
@media (min-width: 66rem) { .card--filler-md, .card--filler-lg { display: flex; } }

/* Static tile, no link */
.tile {
  padding: var(--sp-06);
  background: var(--white);
  border-top: 3px solid var(--accent);
}
.theme-gray .tile { background: var(--white); }
.theme-dark .tile { background: var(--gray-90); }

/* Statistic tiles */
.stat-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--gray-80);
  border: 1px solid var(--gray-80);
}
@media (min-width: 66rem) { .stat-group { grid-template-columns: repeat(4, 1fr); } }
.stat {
  background: var(--gray-100);
  padding: var(--sp-07) var(--sp-06);
}
.stat__value {
  font-size: clamp(2.5rem, 2rem + 2vw, 3.75rem);
  line-height: 1.1;
  font-weight: 300;
  color: var(--white);
}
.stat__label {
  font-size: 0.875rem;
  color: var(--gray-30);
  margin-top: var(--sp-04);
  padding-top: var(--sp-04);
  border-top: 1px solid var(--gray-80);
}

/* Numbered or bulleted feature list */
.feature-list > li {
  border-top: 1px solid var(--border-subtle);
  padding: var(--sp-06) 0;
}
.theme-dark .feature-list > li { border-top-color: var(--gray-80); }
.feature-list > li:last-child { border-bottom: 1px solid var(--border-subtle); }
.theme-dark .feature-list > li:last-child { border-bottom-color: var(--gray-80); }
.feature-list h3 { font-size: 1.25rem; font-weight: 400; line-height: 1.4; }
.feature-list p { color: var(--text-secondary); font-size: 0.875rem; line-height: 1.43; margin-top: var(--sp-04); max-width: 44rem; }
.theme-dark .feature-list p { color: var(--gray-30); }

/* Bulleted impact list with square markers */
.marker-list > li {
  position: relative;
  padding-left: var(--sp-06);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-secondary);
}
.marker-list > li + li { margin-top: var(--sp-05); }
.marker-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.5rem;
  height: 0.5rem;
  background: var(--accent);
}
.marker-list strong { color: var(--text-primary); font-weight: 600; }
.theme-dark .marker-list > li { color: var(--gray-30); }
.theme-dark .marker-list strong { color: var(--white); }

/* SDG goal tiles */
.goal-group {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
}
@media (min-width: 42rem) { .goal-group { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 66rem) { .goal-group { grid-template-columns: repeat(3, 1fr); } }
.goal {
  background: var(--white);
  padding: var(--sp-06);
  display: flex;
  gap: var(--sp-05);
  align-items: flex-start;
  transition: background var(--dur-base) var(--ease-productive);
}
.goal:hover { background: var(--gray-10); }
.goal__num {
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--white);
  background: var(--accent);
  min-width: 3rem;
  height: 3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.goal__name { font-size: 1rem; font-weight: 600; line-height: 1.4; }
.goal__desc { font-size: 0.875rem; color: var(--text-secondary); margin-top: var(--sp-02); }

/* Callout quote, Carbon style */
.callout {
  border-top: 2px solid var(--accent);
  padding-top: var(--sp-06);
}
.callout__quote {
  font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.25rem);
  line-height: 1.25;
  font-weight: 300;
}
.callout__source { font-size: 0.875rem; color: var(--text-secondary); margin-top: var(--sp-06); }
.theme-dark .callout__source { color: var(--gray-40); }

/* Leader profile */
.leader {
  display: flex;
  flex-direction: column;
  gap: var(--sp-06);
  background: var(--white);
  padding: var(--sp-06);
  border-top: 3px solid var(--accent);
  height: 100%;
}
.theme-gray .leader { background: var(--white); }
.leader__mark {
  width: 5rem;
  height: 5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 1px;
}
.leader__name { font-size: 1.5rem; font-weight: 400; line-height: 1.3; }
.leader__role { font-size: 0.875rem; color: var(--text-secondary); margin-top: var(--sp-02); }

/* Office contact block */
.office {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--sp-05);
}
.office__region { font-size: 0.75rem; letter-spacing: 0.32px; text-transform: uppercase; color: var(--text-helper); }
.office__city { font-size: 1.25rem; font-weight: 400; margin-top: var(--sp-03); }
.office__meta { font-size: 0.875rem; color: var(--text-secondary); margin-top: var(--sp-04); }
.office__meta a { display: inline-block; }

/* Program mini tag */
.tag {
  display: inline-block;
  font-size: 0.75rem;
  line-height: 1.34;
  letter-spacing: 0.32px;
  padding: 0.125rem var(--sp-04);
  background: var(--gray-10);
  color: var(--text-secondary);
  border-radius: 62.5rem;
  margin: 0 var(--sp-02) var(--sp-02) 0;
}
.theme-dark .tag { background: var(--gray-80); color: var(--gray-20); }
.tag--accent { background: var(--accent-soft); color: var(--blue-70); }

/* --------------------------------------------------------------------------
   10. Forms (Carbon inputs)
   -------------------------------------------------------------------------- */
.form-item { margin-bottom: var(--sp-06); }
.form-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.32px;
  color: var(--text-secondary);
  margin-bottom: var(--sp-03);
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--field);
  border: 0;
  border-bottom: 1px solid var(--border-strong);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.875rem;
  line-height: 1.29;
  padding: 0 var(--sp-05);
  height: 3rem;
  transition: background var(--dur-fast) var(--ease-productive),
              border-color var(--dur-fast) var(--ease-productive);
}
.form-textarea { height: auto; min-height: 9rem; padding: var(--sp-05); resize: vertical; }
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: 2px solid var(--focus);
  outline-offset: -2px;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--gray-50); }
.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32' fill='%23161616'%3E%3Cpath d='M16 22 6 12l1.4-1.4 8.6 8.6 8.6-8.6L26 12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--sp-05) center;
  background-size: 1rem;
  padding-right: var(--sp-09);
}
.form-help { font-size: 0.75rem; color: var(--text-helper); margin-top: var(--sp-03); }
.form-error {
  font-size: 0.75rem;
  color: #da1e28;
  margin-top: var(--sp-03);
  display: none;
}
.form-item.has-error .form-input,
.form-item.has-error .form-select,
.form-item.has-error .form-textarea { outline: 2px solid #da1e28; outline-offset: -2px; }
.form-item.has-error .form-error { display: block; }

.notification {
  display: none;
  gap: var(--sp-05);
  align-items: flex-start;
  padding: var(--sp-05);
  background: #defbe6;
  border-left: 3px solid var(--green-60);
  color: var(--gray-100);
  font-size: 0.875rem;
  margin-bottom: var(--sp-06);
}
.notification.is-visible { display: flex; }
.notification svg { color: var(--green-60); flex: 0 0 auto; }

/* Newsletter strip */
.subscribe {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  margin-top: var(--sp-06);
  max-width: 30rem;
}
.subscribe .form-input {
  flex: 1 1 14rem;
  background: var(--gray-90);
  color: var(--white);
  border-bottom-color: var(--gray-50);
}
.subscribe .form-input::placeholder { color: var(--gray-50); }
.subscribe .btn { flex: 0 0 auto; min-width: 10rem; gap: var(--sp-07); }

/* --------------------------------------------------------------------------
   11. Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--white);
  color: var(--text-primary);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--sp-10);
  padding-bottom: var(--sp-09);
}
.footer__brand {
  display: inline-block;
  margin-bottom: var(--sp-09);
}
.footer__brand img { height: 1.5rem; width: auto; }

.footer__heading {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.16px;
  margin-bottom: var(--sp-05);
}
.footer__list li + li { margin-top: var(--sp-04); }
.footer__list a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-bottom: 1px solid transparent;
}
.footer__list a:hover { color: var(--blue-60); border-bottom-color: var(--blue-60); }
.footer__col { margin-bottom: var(--sp-09); }
.footer__legal {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--sp-06);
  margin-top: var(--sp-03);
}
.footer__legal p { font-size: 0.75rem; line-height: 1.5; color: var(--text-helper); max-width: 52rem; }
.footer__legal p + p { margin-top: var(--sp-04); }
.footer__policies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-05) var(--sp-06);
  margin-top: var(--sp-06);
}
.footer__policies a { font-size: 0.75rem; color: var(--text-secondary); border-bottom: 1px solid transparent; }
.footer__policies a:hover { color: var(--blue-60); border-bottom-color: var(--blue-60); }
.footer__social { display: flex; gap: var(--sp-05); margin-top: var(--sp-05); }
.footer__social a {
  width: 2rem; height: 2rem;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-primary);
  background: var(--gray-10);
  transition: background var(--dur-fast) var(--ease-productive), color var(--dur-fast) var(--ease-productive);
}
.footer__social a:hover { background: var(--blue-60); color: var(--white); }

/* --------------------------------------------------------------------------
   11b. Placeholder marker
   Sample values that still need your input carry class="placeholder".
   They look completely normal by default. To highlight all of them while
   you edit, change the opening tag of any page to:
       <html lang="en" data-placeholders>
   -------------------------------------------------------------------------- */
.placeholder { }
[data-placeholders] .placeholder {
  background: #fcf4d6;
  box-shadow: 0 0 0 2px #f1c21b;
  border-radius: 1px;
}
[data-placeholders] .placeholder::after {
  content: " (check)";
  font-size: 0.75em;
  color: #8e6a00;
}

/* --------------------------------------------------------------------------
   12. Motion: scroll reveal
   -------------------------------------------------------------------------- */
.js .reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity var(--dur-expressive) var(--ease-expressive),
              transform var(--dur-expressive) var(--ease-expressive);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* --------------------------------------------------------------------------
   13. Print
   -------------------------------------------------------------------------- */
@media print {
  .shell, .sidenav, .sidenav__overlay, .footer__social, .subscribe { display: none !important; }
  body { color: #000; }
  .theme-dark, .leadspace { background: #fff !important; color: #000 !important; }
  .theme-dark h1, .theme-dark h2, .leadspace h1 { color: #000 !important; }
}

/* --------------------------------------------------------------------------
   14. FOUNDER PROFILE TOGGLE
   Remove the comment markers on the rule below to hide the founder profiles
   (names, roles, biographies) on the Leadership page across the whole site.
   Put the markers back to show the section again.
   -------------------------------------------------------------------------- */
#founders { display: none !important; }