:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07111f;
  color: #f8fafc;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(86, 119, 255, 0.2), transparent 36rem),
    radial-gradient(circle at 82% 80%, rgba(37, 211, 173, 0.13), transparent 32rem),
    #07111f;
}

button,
input {
  font: inherit;
}

.launch-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.launch-card {
  width: min(100%, 620px);
  padding: clamp(28px, 6vw, 56px);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 28px;
  background: rgba(10, 21, 37, 0.86);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #f8fafc;
  font-size: 1.1rem;
  font-weight: 750;
  text-decoration: none;
}

.brand img {
  border-radius: 14px;
}

.launch-copy {
  margin: clamp(48px, 9vw, 82px) 0 36px;
}

.eyebrow {
  margin: 0 0 12px;
  color: #72e0c0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(2.6rem, 9vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.launch-copy > p:last-child {
  max-width: 50ch;
  margin: 24px 0 0;
  color: #b8c4d6;
  font-size: 1.04rem;
  line-height: 1.65;
}

.primary-button {
  min-height: 48px;
  padding: 0 22px;
  border: 0;
  border-radius: 14px;
  background: linear-gradient(135deg, #6c82ff, #55d7b4);
  color: #07111f;
  font-weight: 800;
  cursor: pointer;
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.access-form {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.access-form label {
  color: #dbe5f3;
  font-size: 0.88rem;
  font-weight: 700;
}

.access-form input {
  width: 100%;
  min-height: 50px;
  padding: 0 16px;
  border: 1px solid rgba(148, 163, 184, 0.34);
  border-radius: 14px;
  outline: none;
  background: rgba(3, 9, 18, 0.7);
  color: #f8fafc;
}

.access-form input:focus {
  border-color: #72e0c0;
  box-shadow: 0 0 0 3px rgba(114, 224, 192, 0.14);
}

.message {
  min-height: 1.5em;
  margin: 18px 0 0;
  color: #b8c4d6;
  line-height: 1.5;
}

.message.error {
  color: #fda4af;
}

.message.ok {
  color: #86efac;
}

.hidden {
  display: none !important;
}

@media (max-width: 540px) {
  .launch-shell {
    align-items: start;
    padding: 12px;
  }

  .launch-card {
    min-height: calc(100vh - 24px);
    border-radius: 22px;
  }
}