:root {
  --blue: #0077c8;
  --blue-dark: #005ea2;
  --blue-navy: #003a70;
  --blue-soft: #e8f4fb;
  --blue-mid: #4aa3dc;
  --text: #222;
  --muted: #5c5c5c;
  --line: #d6d6d6;
  --footer: #2b2b2b;
  --yellow: #ffc20e;
  --white: #fff;
  --radius-pill: 999px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --max: 1180px;
  --font: "Source Sans 3", "Segoe UI", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.5;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.skip {
  position: absolute;
  left: -999px;
}

.skip:focus {
  left: 12px;
  top: 12px;
  z-index: 50;
  background: #fff;
  padding: 8px 12px;
}

/* Header */
.utility {
  background: var(--blue-navy);
  color: #fff;
}

.utility-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.brand-org {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-org:hover {
  text-decoration: none;
}

.brand-org.has-logo,
.auth-logo.has-logo,
.logo-lockup.has-logo {
  background: transparent;
  padding: 0;
  color: inherit;
}
.has-logo .logo-fallback,
.has-logo .logo-text,
.has-logo svg,
.site-logo-img.is-on ~ .logo-fallback,
.site-logo-img.is-on ~ .logo-text,
.site-logo-img.is-on ~ svg,
body.has-custom-logo .brand-org .logo-fallback,
body.has-custom-logo .brand-org .logo-text,
body.has-custom-logo .nav .logo {
  display: none !important;
}
.site-logo-img {
  display: block;
  height: 42px;
  width: auto;
  max-width: 240px;
  object-fit: contain;
}
.site-logo-img.is-on {
  display: block;
}

.utility-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.sign-in {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-weight: 600;
}

.sign-in:hover {
  text-decoration: none;
  color: var(--yellow);
}

.search {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
}

.search input {
  border: 0;
  padding: 8px 10px;
  width: 180px;
  font: inherit;
  outline: none;
}

.search button {
  border: 0;
  background: transparent;
  padding: 8px 10px;
  cursor: pointer;
  color: var(--blue-navy);
}

.nav {
  background: #fff;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}

.logo {
  display: flex;
  flex-direction: column;
  color: var(--blue);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.logo:hover {
  text-decoration: none;
}

.logo span {
  font-size: 26px;
}

.logo small {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px;
  flex-wrap: wrap;
}

.menu > li > a {
  display: block;
  padding: 10px 12px;
  color: var(--blue-navy);
  font-weight: 700;
  font-size: 15px;
}

.menu > li > a:hover,
.menu > li > a.active {
  text-decoration: none;
  color: var(--blue);
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  padding: 8px 12px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

/* Hero */
.hero {
  background: linear-gradient(90deg, #0066b3 0%, #1a8ad4 48%, #3aa0e0 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
  min-height: 280px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -32deg,
    rgba(255, 255, 255, 0.06) 0 18px,
    transparent 18px 36px
  );
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  min-height: 300px;
  position: relative;
}

.hero-copy h1 {
  margin: 0 0 10px;
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-copy p {
  margin: 0 0 22px;
  font-size: 20px;
  max-width: 36ch;
}

.hero-photo {
  justify-self: end;
  width: min(420px, 100%);
  height: 300px;
  object-fit: cover;
  clip-path: polygon(12% 0, 100% 0, 100% 100%, 0 100%);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  padding: 11px 22px;
  font-weight: 700;
  border: 2px solid transparent;
  cursor: pointer;
  font: inherit;
}

.btn:hover {
  text-decoration: none;
}

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

.btn-white:hover {
  background: #f3f8fc;
}

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

.btn-solid:hover {
  background: var(--blue-dark);
  color: #fff;
}

.btn-outline {
  background: #fff;
  color: var(--blue);
  border-color: var(--blue);
}

.btn-outline:hover {
  background: var(--blue-soft);
}

.btn-ghost {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}

/* Dates */
.section {
  padding: 56px 0;
}

.section h2 {
  margin: 0 0 28px;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.dates-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
}

.year-chip {
  color: var(--muted);
  font-weight: 700;
}

.timeline {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(240px, 1fr);
  gap: 16px;
  overflow-x: auto;
  padding: 8px 4px 18px;
  scroll-snap-type: x mandatory;
}

.card {
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 18px 16px;
  min-height: 168px;
  background: #fff;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
}

.card .meta {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card h3 {
  margin: 10px 0 0;
  font-size: 20px;
}

.card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.card-links {
  margin-top: auto;
  padding-top: 16px;
  display: flex;
  gap: 16px;
  font-weight: 700;
  font-size: 14px;
}

/* Registration */
.reg-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: center;
}

.reg-photo {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.lead {
  color: var(--muted);
  max-width: 54ch;
}

.feature {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.icon {
  width: 44px;
  height: 44px;
  color: var(--blue);
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 22px;
}

.study-block {
  max-width: 720px;
  margin-bottom: 40px;
}

.study-block h3 {
  margin: 0 0 8px;
  font-size: 24px;
}

.study-block p {
  margin: 0 0 16px;
  color: var(--muted);
}

/* Educators */
.edu {
  background: var(--blue-soft);
}

.edu-icon {
  display: block;
  margin: 0 auto 12px;
  width: 36px;
  height: 36px;
  color: var(--blue);
}

.edu h2 {
  text-align: center;
}

.edu-intro {
  text-align: center;
  max-width: 70ch;
  margin: -12px auto 36px;
  color: var(--muted);
}

.cols-3,
.cols-4 {
  display: grid;
  gap: 28px;
}

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

.cols-4 {
  grid-template-columns: repeat(4, 1fr);
  margin-top: 48px;
}

.tile h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.tile p {
  margin: 0 0 16px;
  color: #444;
}

/* Footer */
.to-top-wrap {
  display: flex;
  justify-content: flex-end;
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto -18px;
  position: relative;
  z-index: 2;
}

.to-top {
  background: var(--yellow);
  color: #111;
  border: 0;
  padding: 8px 14px;
  font-weight: 800;
  cursor: pointer;
}

.footer {
  background: var(--footer);
  color: #ddd;
  padding: 48px 0 28px;
}

.footer a {
  color: #eee;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.footer h4 {
  margin: 0 0 14px;
  color: #fff;
  font-size: 16px;
}

.footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer li {
  margin: 8px 0;
  font-size: 14px;
}

.legal {
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid #444;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
}

.page {
  padding: 48px 0 72px;
}

.page h1 {
  margin-top: 0;
}

.form {
  display: grid;
  gap: 12px;
  max-width: 420px;
}

.form label {
  font-weight: 700;
  font-size: 14px;
}

.form input,
.form textarea,
.form select {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid #bbb;
  border-radius: 4px;
}

.note {
  background: #f6f6f6;
  padding: 12px 14px;
  border-left: 4px solid var(--blue);
}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .menu {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 124px;
    background: #fff;
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    padding: 8px 16px 16px;
  }

  .menu.open {
    display: flex;
  }

  .hero-inner,
  .reg-grid,
  .cols-3,
  .cols-4,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-photo {
    clip-path: none;
    height: 220px;
    width: 100%;
    justify-self: stretch;
  }

  .reg-photo {
    height: 260px;
  }

  .search input {
    width: 120px;
  }
}