/* =============================================
   Layers Design System — Tokens
   ============================================= */
:root {
  --color-primary-cyan-light: #e5f8f7;
  --color-primary-cyan: #00b8ad;
  --color-primary-cyan-dark: #00a69c;

  --color-success: #30b565;
  --color-danger: #ed6b4f;
  --color-warning: #f0af09;
  --color-link: #2f8af5;

  --color-secondary-blue: #15a4cc;
  --color-purple: #5451d6;

  --color-lead: #232b34;
  --color-gray-70: #748494;
  --color-gray-60: #a3b1bf;

  --color-gray-30: #e8ecef;
  --color-gray-40: #d7dee3;

  --color-gray-05: #f8fafb;
  --color-gray-10: #f4f6f8;
  --color-white: #ffffff;

  --radius: 8px;
  --shadow-card: 0px 1px 6px rgba(46, 142, 255, 0.1);
  --shadow-elevated: 0 4px 14px 0 rgba(0, 0, 0, 0.08);
}

/* =============================================
   Reset
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Nunito', sans-serif;
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-lead);
  background-color: var(--color-gray-05);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* =============================================
   Header
   ============================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-30);
}
.site-header__inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header__logo { height: 32px; display: block; }
.site-header__nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
.site-header__nav a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-gray-70);
  transition: color .2s linear;
}
.site-header__nav a:hover { color: var(--color-primary-cyan); }
.site-header__hub {
  font-weight: 700;
  color: var(--color-lead);
}
.site-header__cta {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 16px;
  border-radius: 6px;
  background-color: var(--color-primary-cyan);
  color: var(--color-white) !important;
  font-size: 14px;
  font-weight: 700;
  transition: background-color .2s linear;
}
.site-header__cta:hover { background-color: var(--color-primary-cyan-dark); color: var(--color-white) !important; }

/* =============================================
   Super Guia banner (top, between header and main)
   ============================================= */
.superguia-banner {
  display: block;
  max-width: 1140px;
  margin: 24px auto 0;
  padding: 0 24px;
  text-decoration: none;
}
.superguia-banner img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: var(--shadow-card);
  transition: transform .2s ease, box-shadow .2s ease;
}
.superguia-banner:hover img {
  transform: translateY(-2px);
  box-shadow: var(--shadow-elevated);
}

/* =============================================
   Article container
   ============================================= */
.article-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--color-gray-70);
}
.article-category {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-primary-cyan-light);
  color: var(--color-primary-cyan);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.article-date { font-weight: 600; }
.article h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-lead);
  margin-bottom: 20px;
}
.article-lead {
  font-size: 21px;
  line-height: 1.65;
  color: var(--color-gray-70);
  margin-bottom: 32px;
  font-weight: 400;
}
.article-lead strong { color: var(--color-lead); font-weight: 700; }
.article-hero {
  margin: 0 -24px 40px;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary-cyan-light) 0%, #d4f3f1 100%);
  aspect-ratio: 16 / 9;
  position: relative;
}
.article-hero img { width: 100%; height: 100%; object-fit: cover; }
.article-hero__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--color-primary-cyan-dark);
  text-align: center;
  padding: 24px;
}
.article-hero__placeholder svg { width: 64px; height: 64px; }
.article-hero__placeholder span { font-size: 18px; font-weight: 700; max-width: 480px; }

.article section + section { margin-top: 40px; }
.article h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-lead);
  margin: 0 0 16px;
  line-height: 1.25;
}
.article h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-lead);
  margin: 24px 0 12px;
  line-height: 1.4;
}
.article p { margin-bottom: 16px; }
.article p:last-child { margin-bottom: 0; }
.article a { color: var(--color-link); }
.article a:hover { text-decoration: underline; }
.article strong { font-weight: 700; color: var(--color-lead); }
.article em { font-style: italic; }
.article ul, .article ol { margin: 0 0 16px 0; padding: 0; }
.article ul li, .article ol li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
}
.article ul li::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary-cyan);
}
.article ol { counter-reset: ol-counter; }
.article ol li { counter-increment: ol-counter; }
.article ol li::before {
  content: counter(ol-counter) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--color-primary-cyan);
}
.article blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  border-left: 4px solid var(--color-primary-cyan);
  background-color: var(--color-gray-10);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--color-lead);
  font-size: 17px;
  font-style: italic;
}
.article blockquote p:last-child { margin-bottom: 0; }

/* Stats / data callout */
.data-callout {
  margin: 24px 0;
  padding: 24px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-30);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
}
.data-callout__item { text-align: center; }
.data-callout__number {
  display: block;
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary-cyan);
  line-height: 1.1;
  margin-bottom: 4px;
}
.data-callout__label {
  font-size: 13px;
  color: var(--color-gray-70);
  font-weight: 600;
}

/* Comparison table */
.comparison-table-wrap {
  margin: 24px 0;
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-gray-30);
  background-color: var(--color-white);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
}
.comparison-table th,
.comparison-table td {
  padding: 14px 16px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid var(--color-gray-30);
}
.comparison-table th {
  background-color: var(--color-gray-10);
  font-weight: 700;
  color: var(--color-lead);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
.comparison-table td:first-child { font-weight: 600; color: var(--color-lead); }
.comparison-table tbody tr:last-child th,
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table .yes { color: var(--color-success); font-weight: 700; }
.comparison-table .no { color: var(--color-danger); font-weight: 700; }
.comparison-table .partial { color: var(--color-warning); font-weight: 700; }

/* Info card grid */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin: 24px 0;
}
.info-card {
  padding: 24px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-30);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}
.info-card h3 {
  font-size: 16px;
  margin: 0 0 8px;
  color: var(--color-primary-cyan);
}
.info-card p {
  font-size: 14px;
  color: var(--color-gray-70);
  margin: 0;
  line-height: 1.55;
}

/* Inline tag */
.tag {
  display: inline-block;
  padding: 2px 8px;
  background-color: var(--color-gray-10);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-gray-70);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  vertical-align: middle;
}
.tag--cyan { background-color: var(--color-primary-cyan-light); color: var(--color-primary-cyan); }
.tag--success { background-color: #eaf8f0; color: var(--color-success); }
.tag--warning { background-color: #fdf3da; color: var(--color-warning); }

/* =============================================
   FAQ
   ============================================= */
.faq-section {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--color-gray-30);
}
.faq-section h2 { margin-bottom: 24px; }
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item {
  border: 1px solid var(--color-gray-30);
  border-radius: var(--radius);
  background-color: var(--color-white);
  transition: border-color .2s linear, box-shadow .2s linear;
}
.faq-item[open] {
  border-color: var(--color-primary-cyan);
  box-shadow: var(--shadow-card);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 56px 18px 20px;
  font-weight: 700;
  font-size: 16px;
  color: var(--color-lead);
  position: relative;
  border-radius: var(--radius);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '';
  position: absolute;
  right: 22px;
  top: 50%;
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--color-gray-70);
  border-bottom: 2px solid var(--color-gray-70);
  transform: translateY(-70%) rotate(45deg);
  transition: transform .2s linear;
}
.faq-item[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
  border-color: var(--color-primary-cyan);
}
.faq-item summary:hover { color: var(--color-primary-cyan); }
.faq-answer {
  padding: 0 20px 20px;
  color: var(--color-gray-70);
  font-size: 15px;
  line-height: 1.65;
}
.faq-answer p { margin-bottom: 12px; }
.faq-answer p:last-child { margin-bottom: 0; }

/* =============================================
   CTA card
   ============================================= */
.cta-section { margin-top: 56px; }
.cta-card-gradient {
  padding: 40px 32px;
  background: linear-gradient(135deg, var(--color-primary-cyan) 0%, var(--color-primary-cyan-dark) 100%);
  border-radius: 12px;
  color: var(--color-white);
  text-align: center;
  box-shadow: var(--shadow-elevated);
}
.cta-card-gradient h2 {
  color: var(--color-white);
  font-size: 24px;
  margin-bottom: 12px;
}
.cta-card-gradient p {
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 24px;
  color: rgba(255, 255, 255, 0.92);
}
.cta-button-white {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 28px;
  background-color: var(--color-white);
  color: var(--color-primary-cyan) !important;
  border-radius: 6px;
  font-weight: 700;
  font-size: 15px;
  transition: background-color .2s linear, transform .15s linear;
}
.cta-button-white:hover { background-color: var(--color-gray-10); transform: translateY(-1px); }

/* Inline secondary CTA */
.inline-cta {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 20px;
  border-radius: 6px;
  background-color: var(--color-primary-cyan);
  color: var(--color-white) !important;
  font-weight: 700;
  font-size: 14px;
  margin: 8px 0;
}
.inline-cta:hover { background-color: var(--color-primary-cyan-dark); color: var(--color-white) !important; }

/* =============================================
   Footer
   ============================================= */
.site-footer {
  background-color: var(--color-lead);
  padding: 32px 0;
  margin-top: 0;
}
.site-footer__inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--color-gray-60);
  font-size: 14px;
}
.site-footer__inner a { color: var(--color-gray-30); }
.site-footer__inner a:hover { color: var(--color-white); }
.site-footer__logo { height: 24px; }

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 768px) {
  .article-container { padding: 32px 20px 64px; }
  .article h1 { font-size: 32px; }
  .article-lead { font-size: 19px; }
  .article h2 { font-size: 24px; }
  .article-hero { margin-left: -20px; margin-right: -20px; }
  .site-header__nav a:not(.site-header__cta):not(.site-header__hub) { display: none; }
  .data-callout { grid-template-columns: 1fr 1fr; gap: 16px; padding: 20px; }
  .data-callout__number { font-size: 26px; }
  .cta-card-gradient { padding: 32px 24px; }
  .cta-card-gradient h2 { font-size: 22px; }
  .site-footer__inner { flex-direction: column; text-align: center; }
}