:root {
  --background: #f7f8ff;
  --background-alt: #ffffff;
  --primary: #615efc;
  --primary-dark: #493ee4;
  --text: #252343;
  --muted: #74759c;
  --border: #e4e6fb;
  --accent: #ff8d6e;
  --shadow: 0 18px 40px rgba(97, 94, 252, 0.12);
  --radius-lg: 22px;
  --radius-md: 14px;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background-color: var(--background);
  line-height: 1.6;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--background);
  font-size: 16px;
}

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

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

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.nav {
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.6);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  /*text-transform: uppercase;*/
  color: var(--text);
}

.nav__links {
  display: flex;
  gap: 28px;
  font-weight: 500;
  color: var(--muted);
}

.nav__links a:hover {
  color: var(--primary);
}

.hero {
  display: grid;
  gap: 40px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  padding: 90px 0 70px;
  align-items: center;
}

.badge {
  display: inline-block;
  background: rgba(97, 94, 252, 0.1);
  color: var(--primary);
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 18px;
}

.hero__subtitle {
  color: var(--muted);
  margin-bottom: 26px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 24px;
}

.btn {
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  background: var(--primary-dark);
}

.btn--ghost {
  border: 1px solid rgba(97, 94, 252, 0.2);
  color: var(--primary);
  background: rgba(255, 255, 255, 0.8);
}

.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.hero__highlights {
  list-style: none;
  color: var(--muted);
  display: grid;
  gap: 10px;
}

.hero__visual {
  position: relative;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 18px;
}

.hero__card {
  position: relative;
  padding: 26px;
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow);
  max-width: 330px;
  margin-left: auto;
  margin-right: 12px;
  z-index: 2;
}

.hero__card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
}

.hero__avatar {
  width: 54px;
  border-radius: 18px;
  box-shadow: 0 12px 24px rgba(97, 94, 252, 0.15);
}

.hero__label {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(255, 141, 110, 0.14);
  border-radius: 999px;
  padding: 6px 12px;
  margin-bottom: 6px;
}

.hero__card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.hero__card p {
  color: var(--muted);
}

.hero__progress {
  margin-top: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
  font-weight: 600;
}

.hero__pill {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(97, 94, 252, 0.12);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 600;
}

.hero__bubble {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(97, 94, 252, 0.18), rgba(255, 141, 110, 0.12));
  filter: blur(0.3px);
}

.hero__bubble--one {
  width: 180px;
  height: 180px;
  top: -40px;
  right: 10px;
}

.hero__bubble--two {
  width: 110px;
  height: 110px;
  bottom: -30px;
  left: 30px;
}

.section {
  padding: 80px 0;
}

.section--alt {
  background: var(--background-alt);
}

.section h2 {
  text-align: center;
  font-size: clamp(2rem, 3vw, 2.4rem);
  margin-bottom: 16px;
}

.section__intro {
  text-align: center;
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto 48px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 22px;
}

.card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: grid;
  gap: 16px;
}

.card__image {
  width: 90px;
  margin: 0 auto;
}

.card h3 {
  margin-bottom: 0;
  color: var(--text);
  text-align: center;
}

.card p {
  color: var(--muted);
  text-align: center;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 46px rgba(97, 94, 252, 0.18);
}

.steps {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.step {
  background: var(--background);
  padding: 32px 24px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(97, 94, 252, 0.1);
  display: grid;
  gap: 14px;
  justify-items: start;
}

.step__icon {
  width: 80px;
}

.step__number {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(97, 94, 252, 0.15);
  padding: 8px 14px;
  border-radius: 999px;
}

.architecture {
  display: grid;
  gap: 40px;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  align-items: center;
}

.list {
  margin-top: 20px;
  color: var(--muted);
  display: grid;
  gap: 14px;
}

.list strong {
  color: var(--text);
  font-weight: 600;
}

.architecture__metrics {
  display: grid;
  gap: 18px;
  justify-items: center;
}

.metrics__illustration {
  max-width: 240px;
  filter: drop-shadow(0 18px 30px rgba(97, 94, 252, 0.18));
}

.metric {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow);
  text-align: center;
  width: 100%;
}

.metric__value {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}

.metric__label {
  color: var(--muted);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 22px;
}

.timeline__item {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 26px;
  border: 1px solid rgba(97, 94, 252, 0.1);
  box-shadow: var(--shadow);
  display: grid;
  gap: 14px;
  justify-items: start;
}

.timeline__icon {
  width: 85px;
}

.timeline__phase {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
}

.cta {
  background: linear-gradient(135deg, rgba(97, 94, 252, 0.95), rgba(73, 62, 228, 0.92));
  color: #fff;
  text-align: center;
}

.cta__content {
  max-width: 540px;
  margin: 0 auto;
}

.cta__content p {
  margin: 18px 0 28px;
  color: rgba(255, 255, 255, 0.8);
}

.footer {
  padding: 24px 0 34px;
  color: var(--muted);
}

.footer__row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.footer__links {
  display: flex;
  gap: 18px;
}

.footer__links a:hover {
  color: var(--primary);
}

@media (max-width: 720px) {
  .nav__links {
    display: none;
  }

  .hero {
    padding-top: 70px;
  }

  .hero__visual {
    order: -1;
    align-items: center;
  }

  .hero__card {
    margin: -30px auto 0;
  }

  .card__image {
    width: 120px;
  }

  .metrics__illustration {
    max-width: 200px;
  }
}