/**
 * UAI MEI — SEO Portal & Blog Stylesheet
 * Otimizado para alta conversão, Core Web Vitals e responsividade.
 */

:root {
  --uai-green: #22A83A;
  --uai-green-dark: #18822B;
  --uai-green-light: #EAF8EC;
  --uai-dark: #111820;
  --uai-dark-sub: #344054;
  --uai-gray-bg: #F8FAF9;
  --uai-gray-card: #FFFFFF;
  --uai-border: #E5E7EB;
  --uai-radius: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--uai-gray-bg);
  color: var(--uai-dark-sub);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===================================================
   HEADER & NAVEGAÇÃO
   =================================================== */
.uai-portal-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--uai-border);
  z-index: 1000;
  padding: 12px 24px;
}

.uai-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.uai-logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--uai-dark);
}

.uai-logo-link img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.uai-logo-link strong {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.uai-nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.uai-nav-links a {
  text-decoration: none;
  color: var(--uai-dark-sub);
  font-weight: 600;
  font-size: 14px;
  transition: color 0.15s;
}

.uai-nav-links a:hover {
  color: var(--uai-green);
}

.uai-btn-cta {
  background: var(--uai-green);
  color: #fff !important;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 12px rgba(34, 168, 58, 0.25);
  transition: transform 0.15s, background 0.15s;
  border: none;
  cursor: pointer;
}

.uai-btn-cta:hover {
  background: var(--uai-green-dark);
  transform: translateY(-1px);
}

.uai-btn-ghost {
  background: #F2F4F7;
  color: var(--uai-dark) !important;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
}

/* ===================================================
   CONTAINERS & SEÇÕES
   =================================================== */
.uai-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.uai-section {
  padding: 70px 0;
}

.uai-section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}

.uai-badge-kicker {
  display: inline-block;
  background: var(--uai-green-light);
  color: var(--uai-green-dark);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.uai-section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--uai-dark);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  line-height: 1.25;
}

.uai-section-head p {
  font-size: 16px;
  color: #667085;
}

/* ===================================================
   HERO SECTION
   =================================================== */
.uai-hero {
  padding: 60px 0 80px;
  background: radial-gradient(circle at top right, rgba(34, 168, 58, 0.08) 0%, transparent 60%);
}

.uai-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.uai-hero h1 {
  font-size: 46px;
  font-weight: 800;
  color: var(--uai-dark);
  line-height: 1.15;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
}

.uai-hero h1 span {
  color: var(--uai-green);
}

.uai-hero p.lead {
  font-size: 18px;
  color: #475467;
  margin-bottom: 28px;
  line-height: 1.6;
}

.uai-hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.uai-trust-badges {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: #667085;
  font-weight: 600;
  flex-wrap: wrap;
}

.uai-trust-badges span {
  display: flex;
  align-items: center;
  gap: 4px;
  color: #101828;
}

.uai-hero-preview {
  background: #FFFFFF;
  border: 1px solid var(--uai-border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.uai-mini-feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 18px;
}

.uai-mini-feature-item {
  background: #F8FAF9;
  border: 1px solid #EEF0F2;
  border-radius: 12px;
  padding: 12px 14px;
}

.uai-mini-feature-item i {
  font-size: 20px;
  color: var(--uai-green);
  margin-bottom: 4px;
  display: block;
}

.uai-mini-feature-item strong {
  display: block;
  font-size: 13px;
  color: var(--uai-dark);
}

.uai-mini-feature-item small {
  font-size: 11px;
  color: #667085;
}

/* ===================================================
   GRID DE RECURSOS (FEATURES)
   =================================================== */
.uai-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.uai-feature-card {
  background: var(--uai-gray-card);
  border: 1px solid var(--uai-border);
  border-radius: var(--uai-radius);
  padding: 28px;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
}

.uai-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.uai-feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--uai-green-light);
  color: var(--uai-green-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 18px;
}

.uai-feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--uai-dark);
  margin-bottom: 10px;
}

.uai-feature-card p {
  font-size: 14px;
  color: #667085;
  line-height: 1.55;
}

/* ===================================================
   FAQ ACCORDION (SCHEMA.ORG)
   =================================================== */
.uai-faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.uai-faq-item {
  background: #fff;
  border: 1px solid var(--uai-border);
  border-radius: 14px;
  overflow: hidden;
}

.uai-faq-question {
  width: 100%;
  padding: 18px 22px;
  text-align: left;
  background: none;
  border: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--uai-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.uai-faq-question i {
  font-size: 20px;
  color: var(--uai-green);
  transition: transform 0.2s;
}

.uai-faq-answer {
  display: none;
  padding: 0 22px 18px;
  font-size: 14px;
  color: #475467;
  line-height: 1.6;
}

.uai-faq-item.open .uai-faq-answer {
  display: block;
}

.uai-faq-item.open .uai-faq-question i {
  transform: rotate(180deg);
}

/* ===================================================
   BLOG LISTING & CARDS
   =================================================== */
.uai-blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.uai-blog-card {
  background: #fff;
  border: 1px solid var(--uai-border);
  border-radius: var(--uai-radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s, box-shadow 0.2s;
}

.uai-blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.uai-blog-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.uai-category-pill {
  background: var(--uai-green-light);
  color: var(--uai-green-dark);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 12px;
}

.uai-read-time {
  font-size: 12px;
  color: #98A2B3;
}

.uai-blog-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--uai-dark);
  line-height: 1.35;
  margin-bottom: 10px;
}

.uai-blog-card p {
  font-size: 14px;
  color: #667085;
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
}

.uai-blog-author-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #F2F4F7;
  padding-top: 14px;
  font-size: 12px;
  color: #667085;
}

/* ===================================================
   ARTIGO DO BLOG (SINGLE POST)
   =================================================== */
.uai-article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  padding: 40px 0 80px;
}

.uai-article-body {
  background: #fff;
  border: 1px solid var(--uai-border);
  border-radius: 20px;
  padding: 40px;
}

.uai-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #667085;
  margin-bottom: 20px;
}

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

.uai-article-title {
  font-size: 34px;
  font-weight: 800;
  color: var(--uai-dark);
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.uai-article-meta-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--uai-border);
  font-size: 13px;
  color: #667085;
  flex-wrap: wrap;
}

.uai-article-content h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--uai-dark);
  margin: 32px 0 12px;
  line-height: 1.3;
}

.uai-article-content p {
  font-size: 16px;
  color: #344054;
  margin-bottom: 20px;
  line-height: 1.7;
}

.uai-article-content p.lead {
  font-size: 18px;
  color: #1D2939;
  font-weight: 500;
}

.uai-article-content ul,
.uai-article-content ol {
  margin: 0 0 24px 24px;
  font-size: 15px;
  color: #344054;
}

.uai-article-content li {
  margin-bottom: 8px;
}

.uai-callout {
  padding: 18px 22px;
  border-radius: 12px;
  margin: 24px 0;
  font-size: 14px;
  line-height: 1.6;
}

.uai-callout.success {
  background: var(--uai-green-light);
  border-left: 4px solid var(--uai-green);
  color: #0F5132;
}

.uai-cta-box {
  background: linear-gradient(135deg, #111820 0%, #17321F 100%);
  color: #fff;
  border-radius: 16px;
  padding: 28px;
  text-align: center;
  margin: 36px 0;
}

.uai-cta-box h3 {
  font-size: 22px;
  color: #fff;
  margin-bottom: 8px;
}

.uai-cta-box p {
  color: #D0D5DD !important;
  font-size: 14px;
  margin-bottom: 20px;
}

.uai-cta-box .btn-cta {
  background: var(--uai-green);
  color: #fff;
  text-decoration: none;
  padding: 12px 28px;
  border-radius: 10px;
  font-weight: 700;
  display: inline-block;
}

/* Sidebar do Artigo */
.uai-article-sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.uai-sticky-card {
  background: #fff;
  border: 1px solid var(--uai-border);
  border-radius: 16px;
  padding: 24px;
  position: sticky;
  top: 90px;
}

.uai-sticky-card h4 {
  font-size: 16px;
  color: var(--uai-dark);
  margin-bottom: 14px;
}

/* ===================================================
   BANNER FINAL DE CONVERSÃO
   =================================================== */
.uai-conversion-banner {
  background: linear-gradient(135deg, #22A83A 0%, #0F6620 100%);
  color: #fff;
  border-radius: 24px;
  padding: 50px 40px;
  text-align: center;
  margin: 60px auto;
}

.uai-conversion-banner h2 {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
}

.uai-conversion-banner p {
  font-size: 17px;
  color: #EAF8EC;
  max-width: 600px;
  margin: 0 auto 28px;
}

.uai-btn-white {
  background: #fff;
  color: #0F6620 !important;
  text-decoration: none;
  padding: 14px 32px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 16px;
  display: inline-block;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

/* ===================================================
   FOOTER
   =================================================== */
.uai-portal-footer {
  background: #111820;
  color: #98A2B3;
  padding: 60px 0 30px;
  font-size: 13px;
}

.uai-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.uai-footer-col h5 {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
}

.uai-footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.uai-footer-col a {
  color: #98A2B3;
  text-decoration: none;
  transition: color 0.15s;
}

.uai-footer-col a:hover {
  color: #fff;
}

.uai-footer-bottom {
  border-top: 1px solid #1D2939;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ===================================================
   RESPONSIVIDADE (MOBILE & TABLET)
   =================================================== */
@media (max-width: 900px) {
  .uai-hero-grid { grid-template-columns: 1fr; }
  .uai-hero h1 { font-size: 32px; }
  .uai-article-layout { grid-template-columns: 1fr; }
  .uai-footer-grid { grid-template-columns: 1fr 1fr; }
  .uai-nav-links { display: none; }
}

@media (max-width: 600px) {
  .uai-footer-grid { grid-template-columns: 1fr; }
  .uai-article-body { padding: 24px 16px; }
}