:root {
  --bg-a: #f7efe5;
  --bg-b: #e8f0f4;
  --text: #221a15;
  --muted: #6f6a63;
  --brand: #bb622f;
  --teal: #1f6f78;
  --panel: rgba(255, 255, 255, 0.9);
  --border: rgba(34, 26, 21, 0.1);
  --code: #13292d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  padding: 28px;
  font-family: "Aptos", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(187, 98, 47, 0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(31, 111, 120, 0.16), transparent 30%),
    linear-gradient(180deg, var(--bg-a) 0%, var(--bg-b) 100%);
}

.download-shell {
  width: min(980px, 100%);
  min-height: calc(100vh - 56px);
  display: grid;
  place-items: center;
  margin: 0 auto;
}

.download-card {
  width: min(760px, 100%);
  padding: clamp(24px, 4vw, 38px);
  border-radius: 30px;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: 0 24px 60px rgba(34, 26, 21, 0.12);
}

.download-card.wide {
  width: min(980px, 100%);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 900;
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(2.1rem, 5vw, 4rem);
  line-height: 1.02;
}

h2 {
  margin: 28px 0 10px;
  font-size: 1.25rem;
}

p {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 1rem;
}

.actions,
.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--teal);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.76);
  color: var(--teal);
  border-color: rgba(31, 111, 120, 0.18);
}

.agent-card {
  margin-top: 30px;
  padding: 22px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--border);
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 800;
}

input {
  flex: 1 1 260px;
  min-height: 48px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(34, 26, 21, 0.14);
  font: inherit;
}

.agent-result {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  color: #13443e;
  background: rgba(61, 178, 161, 0.16);
  border: 1px solid rgba(31, 111, 120, 0.16);
  overflow-wrap: anywhere;
}

.agent-result.error {
  color: #8f2c1a;
  background: rgba(187, 98, 47, 0.12);
}

.codebox {
  margin: 14px 0;
  padding: 18px;
  border-radius: 18px;
  color: #e9ffff;
  background: var(--code);
  overflow-x: auto;
  border: 1px solid rgba(255, 255, 255, 0.08);
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 640px) {
  body {
    padding: 16px;
  }

  .download-shell {
    min-height: calc(100vh - 32px);
  }

  .actions,
  .form-row {
    flex-direction: column;
  }

  .btn,
  input {
    width: 100%;
  }
}