:root {
  --color-bg: #061629;
  --color-bg-alt: #0a2540;
  --color-surface: rgba(255, 255, 255, 0.08);
  --color-primary: #0ea5e9;
  --color-secondary: #06b6d4;
  --color-accent: #ff9900;
  --color-text: #e6f1ff;
  --color-muted: #9fb3c8;
  --color-border: rgba(159, 179, 200, 0.3);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  --radius: 16px;
  --container: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--color-text);
  background: linear-gradient(165deg, var(--color-bg) 0%, var(--color-bg-alt) 60%, #0c3258 100%);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.container {
  width: min(var(--container), 92%);
  margin: 0 auto;
}

.section {
  padding: 4.8rem 0;
}

.section-title {
  margin: 0 0 1rem;
  font-size: clamp(1.7rem, 2.7vw, 2.3rem);
  line-height: 1.2;
}

.section-lead {
  margin: 0 0 2rem;
  max-width: 70ch;
  color: var(--color-muted);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(6, 22, 41, 0.84);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(159, 179, 200, 0.2);
}

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  font-weight: 700;
}

.brand img {
  width: 40px;
  height: 40px;
}

.main-nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-muted);
  font-weight: 500;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: #fff;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.lang-switcher {
  display: inline-flex;
  gap: 0.35rem;
  padding: 0.15rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.lang-link {
  text-decoration: none;
  padding: 0.35rem 0.65rem;
  font-size: 0.84rem;
  color: var(--color-muted);
  border-radius: 999px;
}

.lang-link[aria-current="true"] {
  color: #fff;
  background: rgba(14, 165, 233, 0.22);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: 10px;
  padding: 0.48rem 0.6rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.74rem 1.2rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.18s ease, filter 0.18s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  filter: brightness(1.06);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
}

.btn-outline {
  border-color: var(--color-border);
  color: #fff;
  background: rgba(255, 255, 255, 0.02);
}

.btn-email {
  border-color: rgba(14, 165, 233, 0.55);
  color: #ffffff;
  background: rgba(14, 165, 233, 0.12);
}

.btn-icon {
  width: 1rem;
  height: 1rem;
  display: inline-flex;
  flex: 0 0 1rem;
}

.btn-icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: currentColor;
}

.hero {
  padding: 6.2rem 0 4.2rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: 2rem;
  align-items: center;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 4.6vw, 3.5rem);
  line-height: 1.1;
}

.hero p {
  margin: 0 0 1.6rem;
  color: var(--color-muted);
  max-width: 60ch;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.3rem;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.badge {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.87rem;
}

.hero-panel,
.card,
.step,
.contact-card {
  background: var(--color-surface);
  border: 1px solid rgba(159, 179, 200, 0.25);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 1.2rem;
}

.hero-panel img {
  border-radius: 12px;
  width: 100%;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

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

.card,
.step,
.contact-card {
  padding: 1.2rem;
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.certification-card {
  min-height: 340px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
}

.certification-media {
  width: 100%;
  max-width: 320px;
  height: 220px;
  margin: 0 auto 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.certification-badge {
  width: 220px;
  height: 220px;
  object-fit: contain;
  object-position: center;
}

.certification-title {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.35;
}

.certification-provider {
  margin: 0.35rem 0 0;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.card h3,
.step h3 {
  margin: 0 0 0.7rem;
  font-size: 1.2rem;
}

.card ul {
  margin: 0;
  padding-left: 1rem;
}

.card li + li {
  margin-top: 0.35rem;
}

.cta-band {
  padding: 3.2rem 0;
}

.cta-band .panel {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.2), rgba(6, 182, 212, 0.14));
  border: 1px solid rgba(6, 182, 212, 0.45);
  border-radius: 18px;
  padding: 1.8rem;
}

.footer {
  border-top: 1px solid rgba(159, 179, 200, 0.2);
  padding: 2rem 0 2.5rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  border: 0;
  clip: rect(0, 0, 0, 0);
  overflow: hidden;
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  padding: 1.4rem 0 0;
  font-size: 0.86rem;
  color: var(--color-muted);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li::after {
  content: "/";
  margin-left: 0.4rem;
  color: var(--color-border);
}

.breadcrumb li:last-child::after {
  content: "";
}

.breadcrumb a {
  text-decoration: none;
  color: var(--color-muted);
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb [aria-current="page"] {
  color: var(--color-text);
}

/* ---- Page hero (landing pages) ---- */
.page-hero {
  padding: 2.4rem 0 1.2rem;
}

.page-hero .eyebrow {
  display: inline-block;
  margin: 0 0 0.8rem;
  padding: 0.3rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-secondary);
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.4);
  border-radius: 999px;
}

.page-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.12;
  max-width: 22ch;
}

.page-hero .lead {
  margin: 0 0 1.6rem;
  font-size: 1.08rem;
  color: var(--color-muted);
  max-width: 64ch;
}

/* ---- Prose ---- */
.prose p {
  color: var(--color-muted);
  max-width: 72ch;
}

.prose h2 {
  margin: 2.4rem 0 0.8rem;
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
}

.prose h3 {
  margin: 1.6rem 0 0.5rem;
  font-size: 1.15rem;
}

/* ---- Metrics / stats ---- */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.metric {
  background: var(--color-surface);
  border: 1px solid rgba(159, 179, 200, 0.25);
  border-radius: var(--radius);
  padding: 1.2rem;
  text-align: center;
}

.metric .metric-value {
  display: block;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
}

.metric .metric-label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* ---- Checklist ---- */
.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.checklist li {
  position: relative;
  padding-left: 1.9rem;
  color: var(--color-text);
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.15rem;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: rgba(14, 165, 233, 0.18);
  border: 1px solid rgba(14, 165, 233, 0.6);
}

.checklist li::after {
  content: "";
  position: absolute;
  left: 0.42rem;
  top: 0.34rem;
  width: 0.35rem;
  height: 0.62rem;
  border: solid var(--color-primary);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ---- Comparison / pricing tables ---- */
.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(159, 179, 200, 0.25);
  border-radius: var(--radius);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
  font-size: 0.95rem;
}

.data-table caption {
  text-align: left;
  padding: 0.9rem 1rem;
  color: var(--color-muted);
  font-size: 0.85rem;
}

.data-table th,
.data-table td {
  padding: 0.8rem 1rem;
  text-align: left;
  border-bottom: 1px solid rgba(159, 179, 200, 0.18);
}

.data-table thead th {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-weight: 600;
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table .num {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.tag-up {
  color: #34d399;
  font-weight: 600;
}

.tag-down {
  color: #fbbf24;
  font-weight: 600;
}

/* ---- Pricing cards ---- */
.pricing-card {
  display: flex;
  flex-direction: column;
}

.pricing-card .price {
  margin: 0.2rem 0 0.4rem;
  font-size: 1.7rem;
  font-weight: 700;
  color: #fff;
}

.pricing-card .price small {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-muted);
}

.pricing-card.is-featured {
  border-color: rgba(6, 182, 212, 0.6);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.16), rgba(6, 182, 212, 0.1));
}

.pricing-card .btn {
  margin-top: auto;
}

/* ---- Before / after ---- */
.ba-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.ba-grid .card h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ba-before {
  border-left: 3px solid rgba(251, 191, 36, 0.7);
}

.ba-after {
  border-left: 3px solid rgba(52, 211, 153, 0.7);
}

.mt-1 {
  margin-top: 1rem;
}

/* ---- Link cards (internal linking) ---- */
.link-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.link-card:hover,
.link-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(6, 182, 212, 0.6);
}

.link-card .arrow {
  margin-top: 0.8rem;
  color: var(--color-secondary);
  font-weight: 600;
}

/* ---- CTA inline por secao ("Agendar diagnostico") ---- */
.section-cta {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.btn-diagnostic {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  border-color: transparent;
}

/* ---- Certificacoes verificaveis ---- */
.verify-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.6rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-secondary);
  text-decoration: none;
}

.verify-link:hover,
.verify-link:focus-visible {
  text-decoration: underline;
}

/* ---- Formulario de qualificacao (CRO) ---- */
.qual-section {
  padding: 4rem 0;
}

.qual-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 1.4rem;
  align-items: start;
}

.qual-form {
  background: var(--color-surface);
  border: 1px solid rgba(159, 179, 200, 0.25);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.6rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font: inherit;
  color: var(--color-text);
  background: rgba(6, 22, 41, 0.55);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  appearance: none;
}

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

.field input::placeholder,
.field textarea::placeholder {
  color: rgba(159, 179, 200, 0.7);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.25);
}

.field select option {
  color: #0b1c30;
}

.form-actions {
  margin-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.form-note {
  margin: 0.9rem 0 0;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.btn-submit {
  background: #25d366;
  border-color: #25d366;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}

/* ---- Painel de caminhos (2 vias) ---- */
.paths-panel {
  display: grid;
  gap: 1rem;
}

.path-card {
  background: var(--color-surface);
  border: 1px solid rgba(159, 179, 200, 0.25);
  border-radius: var(--radius);
  padding: 1.3rem;
}

.path-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}

.path-card p {
  margin: 0 0 1rem;
  color: var(--color-muted);
  font-size: 0.92rem;
}

.path-card.is-featured {
  border-color: rgba(6, 182, 212, 0.6);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.16), rgba(6, 182, 212, 0.1));
}

/* ---- Perfil tecnico / autor (E-E-A-T) ---- */
.author-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.42fr) minmax(0, 1fr);
  gap: 1.6rem;
  align-items: start;
}

.author-photo {
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1 / 1;
  border-radius: 20px;
  border: 1px solid rgba(159, 179, 200, 0.3);
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.22), rgba(6, 182, 212, 0.12));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.4rem;
  font-weight: 700;
  color: #fff;
}

/* ---- Recursos / lead magnets ---- */
.resource-card {
  display: flex;
  flex-direction: column;
}

.resource-card .kicker {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 0.7rem;
  padding: 0.25rem 0.7rem;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(255, 153, 0, 0.12);
  border: 1px solid rgba(255, 153, 0, 0.4);
  border-radius: 999px;
}

.resource-card .btn {
  margin-top: auto;
}

@media (max-width: 980px) {
  .hero-grid,
  .grid-3,
  .grid-2,
  .certifications-grid,
  .metrics-grid,
  .ba-grid,
  .qual-grid,
  .author-grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

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

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(6, 22, 41, 0.98);
    border-bottom: 1px solid rgba(159, 179, 200, 0.25);
    display: none;
  }

  .main-nav.is-open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 4%;
  }

  .header-actions .btn {
    display: none;
  }
}