body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #051937, #000814);
  color: #f8fbff;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 5vw, 4rem);
}

.shell {
  width: min(540px, 100%);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #80a6f2;
  font-size: 0.8rem;
}

header h1 {
  margin: 0.5rem 0;
  font-size: clamp(2rem, 5vw, 2.8rem);
}

header p {
  color: #9fb3d6;
  margin: 0;
}

.panel {
  margin-top: 1.5rem;
  background: rgba(4, 10, 24, 0.85);
  border-radius: 26px;
  border: 1px solid rgba(128, 166, 242, 0.2);
  padding: clamp(1rem, 4vw, 2rem);
  box-shadow: 0 40px 60px rgba(0, 7, 20, 0.7);
}

label {
  display: block;
  margin-bottom: 1rem;
  font-weight: 600;
}

input,
select {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.8rem 1rem;
  background: rgba(0, 4, 15, 0.6);
  color: #f8fbff;
  margin-top: 0.4rem;
}

button {
  width: 100%;
  margin-top: 0.2rem;
  border-radius: 16px;
  border: none;
  padding: 0.9rem;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  color: #050812;
  font-weight: 700;
  cursor: pointer;
}

#ideas h2 {
  margin-top: 0;
}

.muted {
  color: #9fb3d6;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.stack article {
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.9rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}

small {
  display: block;
  color: #a2afd6;
}

@media (max-width: 600px) {
  body {
    padding: 1.2rem;
  }
  button {
    font-size: 1rem;
  }
}