:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --ink: #111827;
  --muted: #667085;
  --line: #d8dee8;
  --accent: #0f766e;
  --accent-2: #f5b84b;
  --deep: #172554;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  background: linear-gradient(180deg, #fbfcff 0%, var(--bg) 46%, #eef3f8 100%);
  color: var(--ink);
  margin: 0;
}

a {
  color: inherit;
}

.shell {
  display: grid;
  gap: 18px;
  margin: 0 auto;
  max-width: 1180px;
  padding: 24px;
}

.hero,
.panel,
.offer-strip {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(17, 24, 39, 0.08);
}

.hero {
  display: grid;
  gap: 22px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  min-height: 520px;
  padding: clamp(24px, 5vw, 56px);
}

.hero-copy {
  align-content: center;
  display: grid;
  gap: 18px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  margin: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 5.4rem);
  line-height: 0.96;
}

h2 {
  font-size: 1.45rem;
}

h3 {
  font-size: 1rem;
}

p {
  color: var(--muted);
  line-height: 1.65;
}

.button-row,
.offer-strip,
.output-head,
.fineprint {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.button-row {
  flex-wrap: wrap;
  justify-content: flex-start;
}

.primary,
.secondary,
button {
  align-items: center;
  border-radius: 8px;
  display: inline-flex;
  font-weight: 900;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  text-decoration: none;
}

.primary,
button.primary {
  background: var(--deep);
  border: 1px solid var(--deep);
  color: #fff;
}

.secondary,
button {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--deep);
}

.launch-board {
  align-self: center;
  background: linear-gradient(145deg, #0f172a, #164e63 55%, #0f766e);
  color: #f8fafc;
  display: grid;
  gap: 14px;
  min-height: 420px;
  padding: 22px;
}

.launch-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  display: grid;
  gap: 8px;
  padding: 16px;
}

.launch-card span {
  color: var(--accent-2);
  font-weight: 900;
}

.launch-card p {
  color: #dbeafe;
}

.wide {
  align-self: end;
}

.offer-strip {
  padding: 18px;
}

.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(300px, 420px) minmax(0, 1fr);
}

.panel {
  padding: 18px;
}

.controls,
.output {
  display: grid;
  gap: 14px;
}

label {
  color: var(--deep);
  display: grid;
  font-size: 0.9rem;
  font-weight: 800;
  gap: 7px;
}

input,
select,
textarea {
  background: #fbfcff;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  min-height: 42px;
  padding: 10px;
  width: 100%;
}

textarea {
  resize: vertical;
}

.output article {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
  padding-top: 14px;
}

pre {
  background: #f8fafc;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #1f2937;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.86rem;
  line-height: 1.55;
  margin: 0;
  overflow: auto;
  padding: 14px;
  white-space: pre-wrap;
}

.fineprint {
  border-top: 1px solid var(--line);
  color: var(--muted);
  flex-wrap: wrap;
  font-size: 0.82rem;
  padding-top: 12px;
}

.fineprint a {
  margin-left: 10px;
}

.seo-page {
  max-width: 860px;
}

.seo-page h1 {
  font-size: clamp(2rem, 5vw, 4rem);
}

.seo-page ul {
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
  padding-left: 20px;
}

@media (max-width: 860px) {
  .shell {
    padding: 14px;
  }

  .hero,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .offer-strip,
  .output-head {
    align-items: flex-start;
    flex-direction: column;
  }
}