:root {
  --bg: #f3efe4;
  --ink: #102432;
  --ink-soft: #41515d;
  --card: #fffdfa;
  --line: #cad0d4;
  --accent: #d4491f;
  --accent-ink: #fff7f1;
  --mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  --sans: "Space Grotesk", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, #ffe5bd 0 24%, transparent 24%),
    radial-gradient(circle at 88% 84%, #d8efe6 0 20%, transparent 20%),
    linear-gradient(140deg, #f6f2e9, #f0ece2 40%, #e9e6de);
}

.shell {
  width: min(1080px, 92vw);
  margin: 32px auto 64px;
  display: grid;
  gap: 18px;
}

.hero {
  background: linear-gradient(120deg, #fffef8, #fff3df);
  border: 1px solid #e0d4bf;
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 10px 32px rgba(25, 36, 49, 0.08);
}

.hero-logo {
  width: clamp(280px, 36vw, 460px);
  max-width: 78vw;
  height: auto;
  margin: 0 0 12px;
  display: block;
}

.eyebrow {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #76664c;
  margin: 0 0 8px;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: clamp(30px, 5vw, 48px);
  letter-spacing: -0.03em;
}

h2 {
  font-size: 22px;
  letter-spacing: -0.02em;
}

.lede {
  color: var(--ink-soft);
  margin: 8px 0 0;
  max-width: 64ch;
}

.hero-actions,
.meta-row,
.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.hero-actions {
  margin-top: 18px;
}

.security-note {
  margin: 10px 0 0;
  font-size: 13px;
  color: #395063;
}

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  display: grid;
  gap: 14px;
}

.checklist {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: #273d4e;
  line-height: 1.35;
  font-size: 14px;
}

.warning-text {
  margin: 0;
  font-size: 13px;
  color: #7a2f1d;
}

.grid {
  display: grid;
  gap: 12px;
}

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

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: #1f3647;
}

label.inline {
  grid-template-columns: 1fr auto;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: #fbfaf5;
}

.help {
  margin: 0;
  font-size: 12px;
  color: #506271;
}

input,
textarea,
select,
button {
  font: inherit;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: #ffffff;
  color: var(--ink);
}

textarea {
  resize: vertical;
  min-height: 84px;
}

input[readonly] {
  background: #f5f8fa;
  color: #5a6872;
}

.btn {
  border: 1px solid #253848;
  border-radius: 999px;
  background: #f7f8f8;
  padding: 10px 16px;
  font-weight: 500;
  cursor: pointer;
}

.btn:hover {
  background: #edf1f4;
}

.btn-primary {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-primary:hover {
  background: #c63c15;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.badge {
  font-family: var(--mono);
  font-size: 12px;
  border: 1px solid #b9c6ce;
  padding: 6px 10px;
  border-radius: 999px;
  background: #f9fcff;
  color: #2b4150;
}

.hidden-section {
  display: none;
}

.hidden-section.active {
  display: grid;
  gap: 12px;
}

.warning-banner {
  border: 1px solid #e68c73;
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff0eb;
  color: #912f1a;
  font-size: 13px;
}

.warning-banner.hidden-section.active {
  display: block;
}

#output {
  margin: 0;
  border: 1px solid #d6dde2;
  border-radius: 12px;
  background: #0b1a24;
  color: #d8e8f3;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.5;
  max-height: 340px;
  overflow: auto;
  padding: 14px;
}

@media (max-width: 820px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .action-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .action-row .btn {
    width: 100%;
  }
}