:root {
  --ink: #132238;
  --muted: #5a6676;
  --line: #dbe3ec;
  --paper: #f7fafc;
  --panel: #ffffff;
  --accent: #0f766e;
  --accent-2: #b91c1c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

.topbar,
footer {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: space-between;
  margin: 0 auto;
  max-width: 1180px;
  padding: 20px;
}

.topbar {
  border-bottom: 1px solid var(--line);
}

.brand {
  font-size: 18px;
  font-weight: 850;
  text-decoration: none;
}

nav,
footer {
  color: var(--muted);
  font-size: 14px;
}

nav {
  display: flex;
  gap: 14px;
}

nav a,
footer a {
  font-weight: 750;
  text-decoration: none;
}

.hero {
  display: grid;
  gap: 26px;
  grid-template-columns: minmax(0, 1fr) 340px;
  margin: 0 auto;
  max-width: 1180px;
  min-height: 420px;
  padding: 54px 20px 28px;
}

.hero > div {
  align-self: end;
}

.eyebrow {
  color: var(--accent);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0;
  margin: 0 0 10px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(40px, 7vw, 74px);
  letter-spacing: 0;
  line-height: 1.02;
  margin-bottom: 18px;
  max-width: 830px;
}

h2 {
  font-size: 26px;
  letter-spacing: 0;
  line-height: 1.12;
}

.lede {
  color: var(--muted);
  font-size: 19px;
  max-width: 740px;
}

.proof-panel,
.panel,
.intent-grid article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.proof-panel {
  align-self: end;
  padding: 24px;
}

.proof-panel span {
  color: var(--muted);
  display: block;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 10px;
}

.proof-panel strong {
  display: block;
  font-size: 28px;
  line-height: 1.1;
  margin-bottom: 12px;
}

.builder-grid,
.intent-grid,
.paid-strip {
  display: grid;
  gap: 16px;
  margin: 0 auto;
  max-width: 1180px;
  padding: 20px;
}

.builder-grid {
  grid-template-columns: 380px minmax(0, 1fr);
}

.panel,
.intent-grid article,
.paid-strip {
  padding: 22px;
}

.form-panel {
  display: grid;
  gap: 16px;
}

label {
  color: var(--muted);
  display: grid;
  font-size: 13px;
  font-weight: 800;
  gap: 7px;
}

input,
select,
button {
  border: 1px solid var(--line);
  border-radius: 6px;
  font: inherit;
  min-height: 44px;
  padding: 10px 12px;
}

input,
select {
  background: #fff;
  color: var(--ink);
}

button,
.pay-button {
  background: var(--ink);
  color: #fff;
  cursor: pointer;
  font-weight: 850;
  text-align: center;
  text-decoration: none;
}

.output-header {
  align-items: start;
  display: flex;
  justify-content: space-between;
  gap: 14px;
}

#copyBtn {
  min-width: 80px;
}

pre {
  background: #101827;
  border-radius: 8px;
  color: #e9f7f4;
  min-height: 420px;
  overflow: auto;
  padding: 18px;
  white-space: pre-wrap;
}

.intent-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.intent-grid p,
.paid-strip p,
footer span {
  color: var(--muted);
}

.paid-strip {
  align-items: center;
  background: var(--ink);
  border-radius: 8px;
  color: #fff;
  grid-template-columns: minmax(0, 1fr) auto;
  margin-top: 20px;
}

.paid-strip .eyebrow,
.paid-strip p {
  color: #cfe9e5;
}

.pay-button {
  background: var(--accent);
  border-radius: 6px;
  min-width: 180px;
  padding: 13px 16px;
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 40px;
}

.legal {
  margin: 0 auto;
  max-width: 820px;
  padding: 56px 20px;
}

@media (max-width: 840px) {
  .hero,
  .builder-grid,
  .paid-strip {
    grid-template-columns: 1fr;
  }

  .intent-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .intent-grid {
    grid-template-columns: 1fr;
  }
}