:root {
  --color-bg: #f7f7fc;
  --color-surface: #ffffff;
  --color-line: rgba(136, 145, 165, 0.35);
  --color-ink: #111129;
  --color-ink-soft: #5e6579;
  --color-cta: #ff6228;
  --color-on-cta: #111129;
  --color-accent: #4f63fa;
  --color-on-accent: #ffffff;
  --color-highlight: #4fd8cc;
  --color-on-dark: #f7f7fc;
  --color-on-dark-soft: rgba(247, 247, 252, 0.72);
  --gradient-brand: linear-gradient(90deg, #4f63fa, #4fd8cc);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Poppins", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  margin: 0;
}

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.container {
  width: 100%;
  max-width: 72rem;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-ink);
  color: var(--color-on-dark);
  padding: 0.75rem 1.25rem;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-on-accent);
  background: var(--color-accent);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

h1,
h2,
h3 {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 247, 252, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.9rem;
}

.brand__logo {
  height: 2rem;
  width: auto;
}

.site-nav {
  display: flex;
  align-items: center;
}

.site-nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 2.25rem;
  height: 2.25rem;
}

.site-nav__toggle span {
  display: block;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
}

@media (min-width: 960px) {
  .site-nav__toggle {
    display: none;
  }
}

.site-nav__list {
  display: none;
  align-items: center;
  gap: 2rem;
  font-size: 0.95rem;
}

.site-nav__list a {
  text-decoration: none;
  color: var(--color-ink);
  transition: color 200ms ease;
}

.site-nav__list a:hover {
  color: var(--color-accent);
}

.site-nav__list.is-open {
  display: flex;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
}

@media (min-width: 960px) {
  .site-nav__list {
    display: flex;
    position: static;
    flex-direction: row;
    padding: 0;
    border: none;
  }
}

.site-nav__cta {
  padding: 0.55rem 1.1rem;
  border-radius: 0.75rem;
  background: var(--color-ink);
  color: var(--color-on-dark) !important;
  font-weight: 600;
}

.site-nav__cta:hover {
  background: var(--color-accent) !important;
  color: var(--color-on-accent) !important;
}

.site-footer {
  background: var(--color-ink);
  color: var(--color-on-dark);
  padding-block: 3rem;
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.site-footer__logo {
  height: 1.9rem;
  width: auto;
  margin-bottom: 0.5rem;
}

.site-footer__tagline {
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--color-highlight);
}

.site-footer__copy {
  font-size: 0.8rem;
  color: var(--color-on-dark-soft);
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.5rem;
  border-radius: 0.75rem;
  text-decoration: none;
  font-weight: 600;
  transition: transform 200ms ease, background 200ms ease, color 200ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: var(--color-cta);
  color: var(--color-on-cta);
}

.btn--ghost {
  border: 1.5px solid var(--color-ink);
  color: var(--color-ink);
}

.btn--ghost:hover {
  background: var(--color-ink);
  color: var(--color-on-dark);
}

.cards {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 960px) {
  .cards--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 0.75rem;
  padding: 1.75rem;
}

.card h3 {
  margin: 1rem 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}

.card__icon {
  display: inline-grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.6rem;
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-size: 0.85rem;
  font-weight: 700;
}

.pillars {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .pillars {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pillar {
  border-top: 3px solid var(--color-highlight);
  padding-top: 1rem;
}

.pillar h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.pillar p {
  color: var(--color-on-dark-soft);
  font-size: 0.95rem;
}

.contact-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .contact-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 0.75rem;
  text-decoration: none;
  transition: border-color 200ms ease;
}

.contact-item[href]:hover {
  border-color: var(--color-accent);
}

.contact-item__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
}

.contact-item__value {
  font-weight: 600;
}

.hero {
  position: relative;
  overflow: hidden;
  padding-block: 4rem 5rem;
}

@media (min-width: 960px) {
  .hero {
    padding-block: 7rem 8rem;
  }
}

.hero::after {
  content: "";
  position: absolute;
  right: -12rem;
  top: -8rem;
  width: 34rem;
  height: 34rem;
  border-radius: 50%;
  background: var(--gradient-brand);
  opacity: 0.14;
  filter: blur(10px);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 44rem;
}

.hero__title {
  font-size: 2.1rem;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

@media (min-width: 960px) {
  .hero__title {
    font-size: 3.2rem;
  }
}

.hero__mark {
  background-image: var(--gradient-brand);
  background-size: 100% 0.28em;
  background-repeat: no-repeat;
  background-position: 0 92%;
}

.hero__lead {
  font-size: 1.1rem;
  color: var(--color-ink-soft);
  margin-bottom: 2rem;
}

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

.section {
  padding-block: 4.5rem;
}

.section--dark {
  background: var(--color-ink);
  color: var(--color-on-dark);
}

.section--dark .section__lead {
  color: var(--color-on-dark-soft);
}

.section--contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-line);
}

.section__title {
  font-size: 1.9rem;
  margin-bottom: 0.75rem;
}

.section__lead {
  color: var(--color-ink-soft);
  max-width: 40rem;
}