:root {
  color-scheme: light;
  --color-background: #f5f7ff;
  --color-surface: #ffffff;
  --color-primary: #1d4edd;
  --color-accent: #f5f7ff;
  --color-neutral-900: #0b1536;
  --color-neutral-600: #4b5d7c;
  --color-border: rgba(13, 27, 70, 0.08);
  --shadow-soft: 0 24px 48px rgba(13, 27, 70, 0.1);
  --max-width: 1100px;
}

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

html,
body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-neutral-900);
  background: var(--color-background);
  line-height: 1.6;
}

body {
  min-height: 100vh;
}

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

.container {
  width: min(100% - 2.5rem, var(--max-width));
  margin: 0 auto;
}

.hero {
  padding: 3.5rem 0 5.5rem;
  background: linear-gradient(130deg, rgba(29, 78, 221, 0.12) 0%, rgba(245, 247, 255, 0.95) 100%);
  position: relative;
  overflow: hidden;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

.logo {
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.hero__content {
  margin-top: 3.5rem;
  max-width: 580px;
  position: relative;
  z-index: 1;
}

.hero__layout {
  display: grid;
  gap: 2.5rem;
}

.hero__media {
  position: relative;
  width: min(100%, 500px);
  aspect-ratio: 1 / 1;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(29, 78, 221, 0.15);
  justify-self: center;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-neutral-600);
}

h1,
h2,
h3 {
  font-family: 'Manrope', sans-serif;
  color: var(--color-primary);
  margin: 0 0 1rem;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
}

h3 {
  font-size: 1.35rem;
}

.lead {
  font-size: 1.15rem;
  color: var(--color-neutral-600);
  margin-bottom: 2.25rem;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.85rem 1.8rem;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: none;
}

.button-primary {
  background: var(--color-primary);
  color: #f7f9ff;
  box-shadow: 0 16px 36px rgba(29, 78, 221, 0.3);
}

.button-primary:hover,
.button-primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 22px 40px rgba(29, 78, 221, 0.35);
}

.button-secondary {
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.72);
  color: var(--color-primary);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: #ffffff;
  transform: translateY(-1px);
}

.button-link {
  font-weight: 600;
  color: var(--color-primary);
  position: relative;
  padding-bottom: 0.25rem;
}

.button-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.button-link:hover::after,
.button-link:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.section {
  padding: 4.5rem 0;
}

.section--light {
  background: var(--color-surface);
}

.section--accent {
  background: linear-gradient(125deg, var(--color-primary) 0%, #0b2c88 100%);
  color: #f5f7ff;
}

.section--accent h2 {
  color: #ffffff;
}

.section--accent p {
  color: rgba(255, 255, 255, 0.88);
}

.grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 2.5rem;
}

.grid--three {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid--two {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: #ffffff;
  border-radius: 22px;
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--color-border);
}

.card p {
  margin: 0;
  color: var(--color-neutral-600);
}

.card--education {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.timeline {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.timeline__item {
  background: #ffffff;
  border-radius: 18px;
  padding: 1.8rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.timeline__media {
  flex: 0 0 200px;
  width: 200px;
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(13, 27, 70, 0.12);
  box-shadow: 0 18px 30px rgba(13, 27, 70, 0.12);
  background: #ffffff;
}

.timeline__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline__content h3 {
  margin-top: 0;
}

.timeline__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.meta {
  display: inline-block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-neutral-600);
  margin-bottom: 0.75rem;
}

.cta {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
}

.cta p {
  margin: 0;
  color: rgba(237, 241, 248, 0.9);
  max-width: 420px;
}

.cta .button-primary {
  background: var(--color-accent);
  color: var(--color-neutral-900);
  box-shadow: 0 18px 34px rgba(255, 138, 91, 0.2);
}

.cta .button-primary:hover,
.cta .button-primary:focus-visible {
  background: #cbe4f8;
  transform: translateY(-1px);
}

.footer {
  background: #070f26;
  color: rgba(255, 255, 255, 0.9);
  padding: 2.5rem 0 1.5rem;
  text-align: center;
}

.footer__content {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  align-items: center;
  text-align: center;
}

.footer__content p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer__links a {
  font-weight: 600;
  font-size: 0.95rem;
}

.footer__note {
  margin: 2rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.58);
}

@media (min-width: 720px) {
  .hero {
    padding: 4.5rem 0 7rem;
  }

  .hero__layout {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .hero__actions {
    gap: 1.25rem;
  }

  .cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .cta p {
    max-width: none;
  }

  .footer__content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

@media (max-width: 960px) {
  .hero__layout {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .hero__media {
    width: min(100%, 360px);
  }
}

@media (max-width: 540px) {
  .timeline__item {
    flex-direction: column;
  }

  .timeline__media {
    width: min(100%, 220px);
  }
}