:root {
  --color-blue: #3a00f4;
  --color-red: #ff2102;
  --color-green: #8be000;
  --color-orange: #ff4d00;
  --color-light-gray: #9f9f9f;
  --color-gray: #374151;
  --color-dark-gray: #28282f;
  --color-purple: #9574ff;
  --color-purple-light: #e186ff;
  --color-background: #090909;
  --container-width: 1160px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  font-family: inherit;
  scroll-behavior: smooth;
}

html {
  background-color: var(--color-background);
}

body {
  min-height: 100vh;
  background-color: #090909;
  color: #fff;
  font-weight: 300;
  font-size: 16px;
  line-height: 1.5;
  font-family: "Geologica", system-ui, sans-serif;
}

a {
  font-weight: 300;
  font-size: 16px;
  color: #fff;
  text-decoration: none;
}

a:hover {
  color: var(--color-purple-light);
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

.landing-main {
  min-height: calc(100vh - 320px);
  padding-top: 20px;
  padding-bottom: 80px;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */
.header {
  width: 100%;
  max-width: var(--container-width);
  margin: 20px auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo img {
  display: block;
  height: auto;
  width: 181px;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 30px;
}

/* Hero */
.hero {
  max-width: var(--container-width);
  margin: 60px auto 100px;
}

.hero__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  flex-wrap: wrap;
}

.hero__text {
  flex: 1 1 420px;
  min-width: 280px;
  max-width: 640px;
}

.hero__eyebrow {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-purple);
  margin-bottom: 16px;
}

.hero__h1 {
  font-size: 48px;
  line-height: 1.15;
  font-weight: 300;
  color: #fff;
}

.hero__lead {
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.65);
  max-width: 52ch;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 32px;
  padding: 0 28px;
  min-height: 56px;
  border-radius: 10px;
  font-size: 18px;
  font-weight: 400;
  border: none;
  cursor: pointer;
  transition: 0.2s all;
  font-family: inherit;
}

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

.btn--primary:hover {
  filter: brightness(1.08);
  color: #fff;
}

.hero__visual {
  flex: 0 1 380px;
  display: flex;
  justify-content: center;
}

.hero__visual img {
  max-width: min(380px, 100%);
  width: 100%;
  height: auto;
  filter: drop-shadow(-13px -15px 15px rgba(23, 214, 230, 0.3))
    drop-shadow(0px 0px 15px rgba(135, 134, 220, 0.3))
    drop-shadow(18px 19px 15px rgba(183, 187, 218, 0.3));
}

/* Sections */
.section {
  margin-bottom: 100px;
}

.section-title {
  font-size: 40px;
  line-height: 1.2;
  font-weight: 300;
  margin-bottom: 24px;
  color: #fff;
}

.section-intro {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.55);
  max-width: 62ch;
  margin-bottom: 36px;
}

.prose p {
  font-size: 18px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.7);
  max-width: 65ch;
  margin-bottom: 20px;
}

.prose p:last-child {
  margin-bottom: 0;
}

/* Audience */
.audience {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

@media (max-width: 720px) {
  .audience {
    grid-template-columns: 1fr;
  }
}

.audience-card {
  background: var(--color-dark-gray);
  border-radius: 18px;
  padding: 28px 30px;
}

.audience-card__title {
  font-size: 24px;
  font-weight: 500;
  margin-bottom: 12px;
  color: #fff;
}

.audience-card__text {
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.55);
}

/* Feature grid */
.feature-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

@media (max-width: 640px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  background: var(--color-dark-gray);
  border-radius: 18px;
  padding: 24px 26px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.feature-card--wide {
  grid-column: 1 / -1;
}

@media (max-width: 640px) {
  .feature-card--wide {
    grid-column: auto;
  }
}

.feature-card__title {
  font-size: 20px;
  font-weight: 500;
  color: #fff;
}

.feature-card__text {
  font-size: 16px;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.5);
}

/* Steps */
.section--steps {
  padding-bottom: 20px;
}

.steps-list {
  list-style: none;
  max-width: 720px;
}

.steps-list > li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 22px;
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.7);
}

.steps-list > li strong {
  font-weight: 500;
  color: #fff;
}

.steps-list__num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: #fff;
  color: var(--color-gray);
  font-weight: 800;
  font-size: 16px;
  display: grid;
  place-items: center;
}

.cta-line {
  margin-top: 36px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.55);
}

.cta-line a {
  color: var(--color-purple);
  font-weight: 400;
}

.cta-line a:hover {
  color: var(--color-purple-light);
}

/* Footer */
.footer {
  width: 100%;
  max-width: var(--container-width);
  border-radius: 18px 18px 0 0;
  margin: 50px auto 0;
  background-color: #333f52;
  padding: 50px;
}

.footer__row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
  width: 181px;
  max-width: 100%;
}

.footer__brand > a {
  display: block;
  width: 100%;
}

.footer__brand > a img {
  display: block;
  width: 100%;
  height: auto;
}

.footer ul {
  list-style-type: none;
}

.footer li {
  margin-bottom: 20px;
}

.footer a {
  color: #fff;
}

.footer a:hover {
  color: rgba(255, 255, 255, 0.85);
}

.footer__fond {
  display: block;
}

.footer__fond img {
  display: block;
  width: 100%;
  height: auto;
}

@media (max-width: 900px) {
  .hero__h1 {
    font-size: 36px;
  }

  .section-title {
    font-size: 32px;
  }
}