:root {
  --bg: #f5f8f7;
  --surface: #ffffff;
  --surface-alt: #ebf3f2;
  --surface-strong: #0f5e63;
  --surface-dark: #0b3236;
  --text: #163639;
  --text-soft: #567477;
  --line: rgba(15, 94, 99, 0.12);
  --accent: #1da8b1;
  --accent-soft: #87d1d2;
  --shadow: 0 24px 60px rgba(9, 41, 44, 0.12);
  --radius-xl: 36px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shell: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(135, 209, 210, 0.22), transparent 30%),
    linear-gradient(180deg, #fbfcfc 0%, var(--bg) 100%);
  color: var(--text);
  font-family: "Outfit", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(251, 252, 252, 0.82);
  border-bottom: 1px solid rgba(15, 94, 99, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 84px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand__logo {
  display: block;
  width: auto;
  height: 72px;
  object-fit: contain;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #62c6c8);
  color: white;
  font-weight: 800;
  font-size: 1.25rem;
  box-shadow: 0 14px 26px rgba(29, 168, 177, 0.25);
}

.brand__text {
  display: grid;
  gap: 2px;
  font-size: 0.95rem;
  line-height: 1;
}

.brand__text strong {
  font-family: "Manrope", sans-serif;
  font-size: 1rem;
}

.brand__text span {
  color: var(--text-soft);
}

.cuyl-menu {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.cuyl-menu a {
  position: relative;
  color: var(--text-soft);
  font-size: 0.98rem;
}

.cuyl-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.cuyl-menu a:hover,
.cuyl-menu a:focus-visible {
  color: var(--text);
}

.cuyl-menu a:hover::after,
.cuyl-menu a:focus-visible::after {
  transform: scaleX(1);
}

.hero,
.section,
.page-content,
.page-hero {
  padding: 96px 0;
}

.hero {
  padding-top: 72px;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 44px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1,
.intro h2,
.section-heading h2,
.philosophy__panel h2,
.cta-band h2,
.page-hero h1,
.site-footer h2 {
  margin: 0;
  font-family: "Manrope", sans-serif;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.hero h1 {
  font-size: clamp(3.1rem, 5.6vw, 5.6rem);
}

.hero__lead,
.hero__subcopy,
.intro__text p,
.philosophy__panel p,
.course-card p,
.section-copy,
.cta-copy,
.site-footer p,
.prose {
  color: var(--text-soft);
  font-size: 1.05rem;
}

.hero__subcopy,
.section-copy,
.cta-copy {
  margin-top: 18px;
}

.hero__actions,
.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button--primary {
  background: linear-gradient(135deg, var(--accent), #54bec1);
  color: #fff;
  box-shadow: 0 18px 36px rgba(29, 168, 177, 0.28);
}

.button--ghost,
.button--ghost-dark {
  border: 1px solid var(--line);
}

.button--ghost {
  background: rgba(255, 255, 255, 0.7);
}

.button--ghost-dark {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.24);
}

.hero__visual {
  position: relative;
  min-height: 460px;
}

.hero__visual::before,
.hero__visual::after {
  content: "";
  position: absolute;
  border-radius: 40px;
  filter: blur(0);
}

.hero__visual::before {
  inset: 26px 20px 110px 40px;
  background: linear-gradient(180deg, rgba(135, 209, 210, 0.28), rgba(135, 209, 210, 0.08));
}

.hero__visual::after {
  width: 180px;
  height: 180px;
  right: 0;
  top: 30px;
  background: radial-gradient(circle, rgba(29, 168, 177, 0.24), transparent 70%);
}

.hero-card {
  position: absolute;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-card--main {
  top: 56px;
  left: 0;
  width: min(100%, 420px);
  padding: 34px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.72);
}

.hero-card__label {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-card--main strong {
  display: block;
  margin-bottom: 10px;
  font-family: "Manrope", sans-serif;
  font-size: 2.35rem;
  letter-spacing: -0.04em;
}

.hero-card--image img {
  display: block;
  width: 180px;
  max-width: 52%;
  margin-bottom: 18px;
}

.hero-card--main p,
.hero-card--accent span {
  margin: 0;
  color: var(--text-soft);
}

.hero-card--accent {
  right: 18px;
  bottom: 42px;
  padding: 18px 22px;
  background: linear-gradient(135deg, var(--surface-strong), var(--surface-dark));
  color: #e8f7f7;
}

.hero-orbit {
  position: absolute;
  display: grid;
  place-items: center;
  width: 108px;
  height: 108px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.hero-orbit img {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.hero-orbit--one {
  right: 58px;
  top: 30px;
  transform: rotate(-8deg);
}

.hero-orbit--two {
  right: 110px;
  bottom: 136px;
  transform: rotate(10deg);
}

.section--light {
  background: rgba(255, 255, 255, 0.74);
}

.section--highlight {
  background: linear-gradient(135deg, var(--surface-dark), var(--surface-strong));
  color: #eefafa;
}

.intro,
.philosophy {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.intro__text p:first-child,
.philosophy__panel p,
.site-footer p {
  margin-top: 0;
}

.philosophy__panel,
.course-card,
.page-hero .shell,
.prose,
.site-footer__grid {
  position: relative;
}

.philosophy__panel,
.course-card,
.page-hero .shell {
  padding: 34px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.philosophy__stats {
  display: grid;
  gap: 18px;
}

.philosophy__stats article {
  padding: 26px 28px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.stat-icon {
  display: block;
  width: 54px;
  height: 54px;
  object-fit: contain;
  margin-bottom: 14px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  font-weight: 700;
}

.text-link::after {
  content: "->";
}

.section-heading {
  margin-bottom: 30px;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.course-card {
  overflow: hidden;
}

.course-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
}

.course-card__tag {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.course-card h3 {
  margin: 0 0 12px;
  font-family: "Manrope", sans-serif;
  font-size: 1.5rem;
  line-height: 1.15;
}

.course-card a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-weight: 700;
}

.course-card a::after {
  content: "->";
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.trust-strip article {
  padding: 24px 26px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
}

.trust-strip h3 {
  margin: 0 0 8px;
  font-family: "Manrope", sans-serif;
  font-size: 1.12rem;
}

.trust-strip p {
  margin: 0;
  color: var(--text-soft);
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.cta-band .eyebrow,
.section--highlight h2,
.button--ghost-dark {
  color: #d7f3f3;
}

.cta-copy {
  color: rgba(231, 245, 245, 0.84);
}

.page-hero {
  padding-top: 60px;
}

.page-hero .shell {
  background: linear-gradient(135deg, rgba(29, 168, 177, 0.08), rgba(15, 94, 99, 0.08));
}

.prose {
  max-width: 820px;
}

.site-footer {
  padding: 84px 0 110px;
  background: #0a2629;
  color: #e7f1f1;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
  gap: 36px;
}

.site-footer__meta {
  display: grid;
  gap: 12px;
  align-content: start;
}

.site-footer__meta a {
  color: #cfe7e7;
}

@media (max-width: 980px) {
  .hero__grid,
  .intro,
  .philosophy,
  .site-footer__grid,
  .cta-band,
  .course-grid,
  .trust-strip {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    min-height: 320px;
  }

  .hero-orbit--one {
    right: 0;
    top: 18px;
  }

  .hero-orbit--two {
    right: 58px;
    bottom: 126px;
  }
}

@media (max-width: 760px) {
  .site-header__inner {
    min-height: 74px;
    align-items: flex-start;
    padding: 18px 0;
    flex-direction: column;
  }

  .cuyl-menu {
    gap: 16px;
  }

  .hero,
  .section,
  .page-content,
  .page-hero {
    padding: 72px 0;
  }

  .hero-card--main {
    width: 100%;
    padding: 26px;
  }

  .hero-card--accent {
    right: 0;
    bottom: 16px;
  }

  .philosophy__panel,
  .course-card,
  .page-hero .shell {
    padding: 24px;
  }
}