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

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #111;
  background: #fff;
  line-height: 1.6;
}

.hero {
  min-height: 100vh;
  padding: 28px 7%;
  background: linear-gradient(rgba(255,255,255,.84), rgba(255,255,255,.94)), url('./cover.png') center/cover no-repeat;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  font-size: 30px;
  font-weight: 900;
  letter-spacing: 5px;
}

.nav-btn, .btn {
  background: #111;
  color: #fff;
  padding: 13px 24px;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 1.5px;
}

.hero-grid {
  min-height: 75vh;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 50px;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 13px;
  margin-bottom: 16px;
  font-weight: 700;
}

h1 {
  font-size: clamp(46px, 7vw, 86px);
  line-height: .95;
  margin-bottom: 24px;
}

.subtitle {
  font-size: 21px;
  max-width: 620px;
  margin-bottom: 34px;
}

.hero-card {
  border: 1px solid #111;
  padding: 40px;
  background: rgba(255,255,255,.72);
}

.hero-card img {
  width: 100%;
}

.section {
  padding: 85px 7%;
  text-align: center;
}

.section h2 {
  font-size: 40px;
  margin-bottom: 30px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  border: 1px solid #ddd;
  padding: 36px 28px;
  text-align: left;
}

.card h3 {
  font-size: 26px;
  margin-bottom: 12px;
}

.dark {
  background: #111;
  color: #fff;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.tags span {
  border: 1px solid #555;
  padding: 14px 22px;
  font-size: 15px;
}

.register {
  text-align: left;
}

.form-wrap {
  max-width: 1040px;
  margin: auto;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 50px;
  align-items: start;
}

.form-wrap h2 {
  text-align: left;
  margin-bottom: 14px;
}

form {
  display: grid;
  gap: 16px;
  padding: 32px;
  border: 1px solid #111;
}

label {
  font-size: 14px;
  font-weight: 700;
}

input, select {
  width: 100%;
  margin-top: 8px;
  padding: 14px;
  border: 1px solid #bbb;
  font-size: 15px;
}

button {
  margin-top: 10px;
  padding: 15px;
  background: #111;
  color: #fff;
  border: 0;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  cursor: pointer;
}

.note {
  font-size: 12px;
  color: #666;
}

footer {
  background: #000;
  color: #fff;
  padding: 28px 7%;
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media(max-width: 800px) {
  .hero-grid, .cards, .form-wrap {
    grid-template-columns: 1fr;
  }

  .hero-card {
    display: none;
  }

  footer {
    flex-direction: column;
    text-align: center;
  }
}