* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family:
    "Inter",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  background: radial-gradient(1200px 600px at 50% 20%, #1c1c1c 0%, #0f0f0f 60%);
  color: #f5f5f5;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.container {
  max-width: 1250px;
  padding: 48px 32px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}
@media (max-width: 900px) {
  .container {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}
.left h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.left p {
  font-size: 1.05rem;
  line-height: 1.6;
  color: #cfcfcf;
  max-width: 520px;
  margin-bottom: 32px;
}
.tagline {
  display: inline-block;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #9aa0a6;
  margin-bottom: 16px;
}
form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
input[type="email"] {
  flex: 1;
  min-width: 240px;
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid #2a2a2a;
  background: #141414;
  color: #f5f5f5;
  font-size: 0.95rem;
}
input::placeholder {
  color: #777;
}
button {
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid #2a2a2a;
  background: #141414;
  color: #f5f5f5;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition:
    background 0.15s,
    color 0.15s;
}
button:hover,
button:focus {
  background: #232323;
  color: #fff;
}

.image-placeholder {
  width: 100%;
  display: block;
  background: #191b1e;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
  border: 1px solid #23272f;
  transition:
    transform 0.18s cubic-bezier(0.4, 1.5, 0.5, 1),
    box-shadow 0.18s;
}

.footer {
  position: absolute;
  bottom: 20px;
  left: 32px;
  right: 32px;
  font-size: 0.75rem;
  color: #777;
  display: flex;
  justify-content: space-between;
  align-items: center;
}