:root {
  --ink-950: #0e1116;
  --ink-900: #151a22;
  --paper-100: #efeae0;
  --paper-400: #a8abb3;
  --amber-500: #f59e0b;
  --amber-700: #d97706;
  --pen-400: #6b8fe3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--paper-100);
  background: radial-gradient(circle at 15% 15%, rgba(245, 158, 11, 0.22), rgba(14, 17, 22, 0.95) 40%),
              radial-gradient(circle at 85% 0%, rgba(107, 143, 227, 0.2), rgba(14, 17, 22, 0.98) 45%),
              var(--ink-950);
  font-family: "Inter", Arial, sans-serif;
  line-height: 1.65;
}

.site-header,
main,
.site-footer {
  width: min(960px, 92vw);
  margin: 0 auto;
}

.site-header {
  padding: 3rem 0 1.8rem;
}

.eyebrow {
  font-family: "IBM Plex Mono", Menlo, monospace;
  letter-spacing: 0.08em;
  color: var(--amber-500);
  margin: 0;
}

.lang-link {
  display: inline-block;
  margin-top: 0.8rem;
  color: var(--pen-400);
}

h1, h2, h3 {
  font-family: "Fraunces", "Times New Roman", serif;
  line-height: 1.2;
  margin: 0 0 0.85rem;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.8rem);
  max-width: 18ch;
  margin-top: 1rem;
}

h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.lead {
  color: var(--paper-100);
  max-width: 64ch;
}

.section {
  background: rgba(239, 234, 224, 0.06);
  border: 1px solid rgba(239, 234, 224, 0.14);
  border-radius: 20px;
  backdrop-filter: blur(4px);
  padding: 1.35rem;
  margin-bottom: 1rem;
}

.note {
  color: var(--paper-400);
  font-size: 0.94rem;
}

.compare-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 1rem;
  font-family: "Inter", Arial, sans-serif;
  font-size: 0.95rem;
}

.compare-table th,
.compare-table td {
  padding: 0.6rem 0.75rem;
  text-align: center;
  border-bottom: 1px solid rgba(239, 234, 224, 0.14);
  white-space: nowrap;
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  color: var(--paper-100);
  white-space: normal;
}

.compare-table th {
  font-family: "IBM Plex Mono", Menlo, monospace;
  font-weight: 500;
  color: var(--paper-400);
  letter-spacing: 0.02em;
}

.compare-table td {
  color: var(--paper-400);
}

/* Coluna RoosterLabs (3a de 4) — único destaque, eco do "spotlight" âmbar
   sem competir com o CTA. */
.compare-table th:nth-child(3),
.compare-table td:nth-child(3) {
  background: rgba(245, 158, 11, 0.08);
  color: var(--paper-100);
  font-weight: 600;
  border-left: 1px solid rgba(245, 158, 11, 0.25);
  border-right: 1px solid rgba(245, 158, 11, 0.25);
}

.form-card {
  background: var(--ink-900);
  border: 1px solid rgba(239, 234, 224, 0.15);
  border-radius: 16px;
  padding: 1rem;
}

.form-card form {
  display: grid;
  gap: 0.6rem;
}

.form-card label {
  display: block;
  font-family: "Inter", Arial, sans-serif;
}

.form-card input[type="text"],
.form-card input[type="email"],
.form-card input[type="url"] {
  width: 100%;
  margin-top: 0.25rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(239, 234, 224, 0.2);
  color: var(--paper-100);
  border-radius: 10px;
  padding: 0.65rem;
}

/* Campo de LinkedIn com prefixo fixo (épico 002, T13) — usuário digita só
   o handle; prefixo é decoração, não input. */
.input-prefix-group {
  display: flex;
  align-items: center;
  margin-top: 0.25rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(239, 234, 224, 0.2);
  border-radius: 10px;
  overflow: hidden;
}

.input-prefix {
  padding: 0.65rem 0 0.65rem 0.65rem;
  font-family: "IBM Plex Mono", Menlo, monospace;
  color: var(--paper-400);
  white-space: nowrap;
}

.input-prefix-group input[type="text"] {
  border: 0;
  border-radius: 0;
  background: transparent;
  margin-top: 0;
}

.form-card button {
  margin-top: 0.5rem;
  border: 0;
  border-radius: 999px;
  padding: 0.7rem 1.1rem;
  color: #151a22;
  background: linear-gradient(90deg, var(--amber-500), var(--amber-700));
  font-weight: 600;
  cursor: pointer;
}

.form-error {
  color: #ffb4b4;
  margin-top: 0;
}

.form-success {
  border-color: rgba(245, 158, 11, 0.35);
}

.site-footer {
  padding: 1rem 0 2.4rem;
  color: var(--paper-400);
}

.site-footer a {
  color: var(--paper-100);
}

@media (max-width: 560px) {
  .site-header {
    padding-top: 2rem;
  }

  .section {
    padding: 1rem;
  }

  .form-card {
    padding: 0.85rem;
  }

  .compare-table {
    font-size: 0.82rem;
  }

  .compare-table th,
  .compare-table td {
    padding: 0.45rem 0.4rem;
  }
}