:root {
  --blue: #001132;
  --blue-dark: #000a1f;
  --red: #cb0e0e;
  --white: #ffffff;
  --muted: rgba(255,255,255,.72);
  --glass: rgba(255,255,255,.07);
  --border: rgba(255,255,255,.14);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--blue);
  color: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  overflow-x: hidden;
}

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

.header {
  position: fixed;
  inset: 0 0 auto 0;
  height: 86px;
  z-index: 100;
  padding: 0 7%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(0,17,50,.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.logo {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 6px;
}

.logo span {
  color: var(--red);
}

.nav {
  display: flex;
  gap: 12px;
}

.nav a,
.header-btn,
.btn {
  background: var(--red);
  color: var(--white);
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 900;
  transition: .25s ease;
}

.nav a {
  font-size: 15px;
}

.nav a:hover,
.header-btn:hover,
.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(203,14,14,.35);
}

.hero {
  min-height: 100vh;
  padding: 130px 7% 70px;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  align-items: center;
  gap: 50px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 45%, rgba(203,14,14,.24), transparent 30%),
    linear-gradient(180deg, var(--blue), var(--blue-dark));
}

.hero-smoke {
  position: absolute;
  width: 900px;
  height: 900px;
  right: -260px;
  top: 20px;
  background:
    radial-gradient(circle, rgba(255,255,255,.23), transparent 58%);
  filter: blur(75px);
  opacity: .65;
  pointer-events: none;
}

.hero-content,
.hero-image,
.final-content {
  position: relative;
  z-index: 2;
}

.eyebrow {
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 20px;
}

h1 {
  max-width: 850px;
  font-size: clamp(54px, 8vw, 112px);
  line-height: .9;
  letter-spacing: -4px;
  margin-bottom: 28px;
}

h2 {
  font-size: clamp(38px, 6vw, 76px);
  line-height: .95;
  letter-spacing: -3px;
  margin-bottom: 24px;
}

h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}

.hero-subtitle {
  max-width: 640px;
  margin-bottom: 34px;
  font-size: 21px;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  width: min(78%, 410px);
  filter:
    drop-shadow(0 0 50px rgba(255,255,255,.15))
    drop-shadow(0 0 95px rgba(203,14,14,.35));
  animation: float 4.8s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(-2deg);
  }

  50% {
    transform: translateY(-18px) rotate(2deg);
  }
}

.section {
  padding: 110px 7%;
}

.dark {
  background: rgba(0,0,0,.18);
}

.section-text {
  max-width: 850px;
}

.center {
  margin: 0 auto;
  text-align: center;
}

.features,
.steps,
.ideas {
  margin-top: 55px;
  display: grid;
  gap: 22px;
}

.features {
  grid-template-columns: repeat(3, 1fr);
}

.steps {
  grid-template-columns: repeat(4, 1fr);
}

.ideas {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card,
.step,
.idea-card {
  min-height: 240px;
  padding: 32px;
  border-radius: 30px;
  background: var(--glass);
  border: 1px solid var(--border);
  transition: .3s ease;
}

.feature-card:hover,
.step:hover,
.idea-card:hover {
  transform: translateY(-8px);
  border-color: rgba(203,14,14,.65);
  box-shadow: 0 20px 60px rgba(0,0,0,.22);
}

.feature-card span,
.step strong {
  color: var(--red);
  font-size: 14px;
  font-weight: 900;
  display: block;
  margin-bottom: 22px;
}

.idea-emoji {
  font-size: 54px;
  margin-bottom: 24px;
}

.final {
  min-height: 85vh;
  padding: 120px 7%;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    radial-gradient(circle at center, rgba(203,14,14,.26), transparent 35%),
    var(--blue-dark);
}

.final-content {
  max-width: 900px;
}

.final-content p {
  max-width: 700px;
  margin: 0 auto 36px;
}

.footer {
  padding: 45px 7%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  background: var(--blue-dark);
}

.reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: .75s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 950px) {
  .nav {
    display: none;
  }

  .header {
    height: 76px;
    padding: 0 5%;
  }

  .logo {
    font-size: 16px;
    letter-spacing: 4px;
  }

  .header-btn {
    padding: 11px 17px;
    font-size: 14px;
  }

  .hero {
    min-height: auto;
    padding: 115px 5% 70px;
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    order: 1;
  }

  .hero-image {
    order: 2;
  }

  .hero-image img {
    width: min(72vw, 300px);
  }

  h1,
  h2 {
    letter-spacing: -2px;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
    font-size: 18px;
  }

  .section {
    padding: 80px 5%;
  }

  .features,
  .steps,
  .ideas {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .step,
  .idea-card {
    min-height: auto;
  }

  .footer {
    padding: 35px 5%;
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
}