.welcome-page {
  --welcome-navy: #082751;
  --welcome-deep-navy: #041a39;
  --welcome-blue: #1388c9;
  --welcome-cyan: #55c6e8;
  --welcome-orange: #f36a43;
  --welcome-text: #22354c;
  --welcome-muted: #68788d;
  --welcome-line: #dce4ec;
  --welcome-soft: #f4f7fa;
  --welcome-white: #ffffff;
  color: var(--welcome-text);
  background: var(--welcome-white);
}

.welcome-page__hero {
  position: relative;
  min-height: 336px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--welcome-white);
  /* Match the shared IENET subpage hero artwork and focal point. */
  background:
    linear-gradient(106deg, rgba(4, 26, 58, 0.98), rgba(8, 48, 97, 0.87) 56%, rgba(18, 113, 183, 0.55)),
    url("assets/hero-prototype-background.png") 59% 49% / cover no-repeat;
}

.welcome-page__hero::after {
  position: absolute;
  top: -190px;
  right: -110px;
  width: 430px;
  height: 430px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.welcome-page__hero-inner {
  position: relative;
  z-index: 1;
  width: min(1200px, calc(100% - 12vw));
  margin: 0 auto;
  padding: 66px 0 58px;
}

.welcome-page__eyebrow {
  margin: 0 0 18px;
  color: var(--welcome-cyan);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.welcome-page__hero h1 {
  max-width: 900px;
  margin: 0;
  color: var(--welcome-white);
  font-family: "Arial Narrow", "Roboto Condensed", "DIN Condensed", Impact, sans-serif;
  font-size: clamp(42px, 4.7vw, 66px);
  font-weight: 800;
  letter-spacing: 0.015em;
  line-height: 1;
  text-transform: uppercase;
}

@media (min-width: 901px) {
  .welcome-page__hero h1 { max-width: none; white-space: nowrap; font-size: clamp(40px, 4vw, 60px); }
}

.welcome-page__title-line {
  width: 120px;
  height: 4px;
  margin: 25px 0 18px;
  background: var(--welcome-orange);
}

.welcome-page__hero-meta {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.welcome-page__breadcrumb-wrap {
  padding: 18px 6vw;
  border-bottom: 1px solid var(--welcome-line);
  background: var(--welcome-soft);
}

.welcome-page__breadcrumb {
  display: flex;
  width: min(1200px, 100%);
  margin: 0 auto;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: #235f9f;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.welcome-page__breadcrumb a {
  color: inherit;
  text-decoration: none;
  transition: color 160ms ease;
}

.welcome-page__breadcrumb a:hover {
  color: var(--welcome-orange);
}

.welcome-page__breadcrumb span[aria-current="page"] {
  color: var(--welcome-text);
}

.welcome-page__content {
  padding: 78px 6vw 88px;
  background: var(--welcome-white);
}

.welcome-page__content-inner {
  display: grid;
  width: min(1200px, 100%);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: clamp(55px, 7vw, 100px);
  align-items: start;
}

.welcome-page__letter {
  max-width: 780px;
}

.welcome-page__letter h2 {
  margin: 0 0 26px;
  color: var(--welcome-navy);
  font-size: clamp(27px, 2.4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.welcome-page__letter p {
  margin: 0 0 23px;
  color: #52647a;
  font-size: 16px;
  line-height: 1.9;
}

.welcome-page__letter p:first-of-type {
  color: #354a63;
  font-size: 17px;
}

.welcome-page__signature {
  margin-top: 42px;
  padding-top: 29px;
  border-top: 1px solid var(--welcome-line);
}

.welcome-page__signature p {
  margin-bottom: 20px;
  color: var(--welcome-muted);
}

.welcome-page__signature strong {
  display: block;
  margin-bottom: 7px;
  color: var(--welcome-navy);
  font-size: 20px;
  font-weight: 700;
}

.welcome-page__signature span {
  display: block;
  margin-top: 3px;
  color: var(--welcome-muted);
  font-size: 14px;
  line-height: 1.6;
}

.welcome-page__chair {
  position: sticky;
  top: 110px;
  padding-left: 30px;
  border-left: 1px solid var(--welcome-line);
}

.welcome-page__chair-label {
  margin: 0 0 14px;
  color: var(--welcome-blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.welcome-page__chair-figure {
  width: 100%;
  margin: 0;
  overflow: hidden;
  background: #e9edf1;
}

.welcome-page__chair-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
}

.welcome-page__chair-photo-link {
  display: block;
}

.welcome-page__chair-info {
  padding-top: 20px;
}

.welcome-page__chair-info h2 {
  margin: 0 0 7px;
  color: var(--welcome-navy);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.welcome-page__chair-name-link {
  color: inherit;
  text-decoration: none;
}

.welcome-page__chair-photo-link:hover img,
.welcome-page__chair-photo-link:focus-visible img {
  opacity: 0.88;
}

.welcome-page__chair-name-link:hover,
.welcome-page__chair-name-link:focus-visible {
  color: var(--welcome-blue);
  text-decoration: underline;
}

.welcome-page__chair-role {
  margin: 0 0 10px;
  color: var(--welcome-blue);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
}

.welcome-page__chair-affiliation {
  margin: 0;
  color: var(--welcome-muted);
  font-size: 13px;
  line-height: 1.65;
  white-space: nowrap;
}

.welcome-page__explore {
  padding: 65px 6vw 74px;
  border-top: 1px solid var(--welcome-line);
  background: var(--welcome-soft);
}

.welcome-page__explore-inner {
  display: grid;
  width: min(1200px, 100%);
  margin: 0 auto;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 55px;
  align-items: start;
}

.welcome-page__explore-heading p {
  margin: 0 0 9px;
  color: var(--welcome-blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.welcome-page__explore-heading h2 {
  margin: 0;
  color: var(--welcome-navy);
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.welcome-page__explore-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid #cdd7e1;
}

.welcome-page__explore-link {
  position: relative;
  display: grid;
  min-height: 150px;
  padding: 26px 25px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 15px;
  align-items: start;
  border-right: 1px solid #cdd7e1;
  border-bottom: 1px solid #cdd7e1;
  color: inherit;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;
}

.welcome-page__explore-link:first-child {
  border-left: 1px solid #cdd7e1;
}

.welcome-page__explore-link:hover {
  z-index: 1;
  background: var(--welcome-white);
  transform: translateY(-2px);
}

.welcome-page__explore-number {
  color: var(--welcome-orange);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.welcome-page__explore-text strong {
  display: block;
  margin-bottom: 9px;
  color: var(--welcome-navy);
  font-size: 17px;
  line-height: 1.35;
}

.welcome-page__explore-text small {
  display: block;
  color: var(--welcome-muted);
  font-size: 13px;
  line-height: 1.55;
}

.welcome-page__explore-arrow {
  color: var(--welcome-blue);
  font-size: 18px;
  line-height: 1;
}

@media (max-width: 980px) {
  .welcome-page__content-inner {
    grid-template-columns: minmax(0, 1fr) 250px;
    gap: 45px;
  }

  .welcome-page__chair {
    padding-left: 24px;
  }

  .welcome-page__explore-inner {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 760px) {
  .welcome-page__hero {
    min-height: 275px;
    background-position: 62% center;
  }

  .welcome-page__hero-inner {
    width: calc(100% - 44px);
    padding: 56px 0 47px;
  }

  .welcome-page__hero h1 {
    font-size: clamp(38px, 11vw, 50px);
  }

  .welcome-page__title-line {
    width: 90px;
    margin: 20px 0 15px;
  }

  .welcome-page__breadcrumb-wrap {
    padding: 16px 22px;
  }

  .welcome-page__content {
    padding: 56px 22px 66px;
  }

  .welcome-page__content-inner {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .welcome-page__chair {
    position: static;
    display: grid;
    padding: 30px 0 0;
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 22px;
    border-top: 1px solid var(--welcome-line);
    border-left: 0;
  }

  .welcome-page__chair-label {
    grid-column: 1 / -1;
    margin-bottom: -7px;
  }

  .welcome-page__chair-info {
    padding-top: 0;
  }

  .welcome-page__explore {
    padding: 54px 22px 64px;
  }

  .welcome-page__explore-links {
    grid-template-columns: 1fr;
  }

  .welcome-page__explore-link,
  .welcome-page__explore-link:first-child {
    min-height: 120px;
    border-left: 1px solid #cdd7e1;
  }
}

@media (max-width: 480px) {
  .welcome-page__chair {
    display: block;
  }

  .welcome-page__chair-label {
    margin-bottom: 14px;
  }

  .welcome-page__chair-figure {
    max-width: 240px;
  }

  .welcome-page__chair-info {
    padding-top: 18px;
  }

  .welcome-page__letter p {
    font-size: 15px;
    line-height: 1.82;
  }
}