:root {
  --container-width: 1120px;
  --gutter: clamp(1.5rem, 4vw, 4rem);
  --section-spacing: clamp(4rem, 10vw, 6.5rem);
  --hero-padding: clamp(3rem, 8vw, 6rem) var(--gutter);
  --card-padding: clamp(1.4rem, 3vw, 1.8rem);
  --card-gap: 0.8rem;
}

.container {
  width: min(var(--container-width), 100%);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 40vh;
  padding: var(--hero-padding);
  background: var(--hero-background, var(--background));
}

.hero--bottom {
  align-items: flex-end;
}

.hero--center {
  text-align: center;
}

.hero__content {
  width: min(640px, 100%);
  margin: 0 auto;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.9rem;
  background: var(--badge-background, rgba(37, 99, 235, 0.12));
  color: var(--badge-color, var(--accent));
  border-radius: var(--radius-pill);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 0.6em;
  font-weight: 600;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.25rem, 4.2vw, 3.4rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

p {
  margin: 0 0 1.4em;
  color: var(--subtle);
}

.hero__nav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

.hero__nav-link {
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
  transition: border-color 150ms ease, color 150ms ease, background 150ms ease;
}

.hero__nav-link:hover,
.hero__nav-link:focus-visible {
  border-color: rgba(37, 99, 235, 0.25);
  background: rgba(37, 99, 235, 0.08);
}

main {
  position: relative;
  margin: 0 auto;
  padding: calc(var(--section-spacing) * 0.9) var(--gutter) calc(var(--section-spacing) * 1.2);
  max-width: var(--container-width);
}

.section {
  margin-bottom: var(--section-spacing);
}

.section__header {
  margin-bottom: clamp(1.6rem, 4vw, 2.2rem);
}

.grid {
  display: grid;
  gap: clamp(1.2rem, 3vw, 1.8rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--card-gap);
  padding: var(--card-padding);
  border-radius: var(--radius-large);
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: var(--shadow-soft);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.card:hover,
.card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card--minimal {
  border: 1px solid var(--border);
  box-shadow: none;
}

.card__header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--subtle);
}

.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.stack {
  display: grid;
  gap: 1rem;
}

.stack--tight {
  gap: 0.6rem;
}

.cta {
  padding: 2.5rem 0 3.5rem;
  border-top: 1px solid rgba(17, 24, 39, 0.06);
  text-align: center;
  color: var(--subtle);
}

.cta__title {
  margin: 0 0 0.8rem;
  color: var(--text);
}

.cta a {
  color: var(--accent);
  font-weight: 600;
}

.timeline {
  display: grid;
  gap: 1rem;
  padding: 2.5rem 0 3.5rem;
}

.timeline__card {
  padding: var(--card-padding);
}

.timeline__card h2 {
  margin: 0 0 0.4rem;
}

.timeline__dates {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.timeline__meta {
  background: rgba(17, 24, 39, 0.05);
}

.footer {
  border-top: 1px solid rgba(17, 24, 39, 0.06);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
}

.footer__content {
  margin: 0 auto;
  max-width: var(--container-width);
  padding: 1.8rem var(--gutter);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  color: var(--subtle);
}

.footer a {
  font-weight: 600;
  color: var(--accent);
}

.footer__content--center {
  justify-content: center;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.footer__links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
}

.footer__links a {
  color: var(--accent);
  font-weight: 600;
  opacity: 0.85;
}

.footer__links a:hover {
  opacity: 1;
}

.footer__links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  justify-content: center;
}

.footer__links a {
  color: var(--accent);
  opacity: 0.85;
}

.footer__links a:hover {
  opacity: 1;
}