/* Giga Brasil — business-digest, cool-gray, modern-sans */
:root {
  --primary: #334155;
  --accent: #60A5FA;
  --bg: #F5F8FC;
  --text: #172033;
  --muted: #8A97AA;
  --white: #ffffff;
  --border: #D8E0EA;
  --shadow: 0 4px 20px rgba(23, 32, 51, 0.08);
  --shadow-sm: 0 2px 8px rgba(23, 32, 51, 0.06);
  --container: 1140px;
  --radius: 10px;
  --radius-sm: 6px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --transition: 0.2s ease;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.75rem;
  --space-lg: 3rem;
  --space-xl: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent);
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Double-row header + pill nav ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.site-header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.75rem 1.25rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.logo {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.logo:hover {
  color: var(--primary);
}

.site-tagline {
  font-size: 0.75rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-header__bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.5rem 1.25rem 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0.45rem;
  color: var(--text);
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.main-nav ul {
  display: flex;
  gap: 0.35rem;
  list-style: none;
}

.main-nav a {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--muted);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  transition: background var(--transition), color var(--transition);
}

.main-nav a:hover {
  color: var(--primary);
  background: var(--bg);
}

.main-nav a.active {
  color: var(--white);
  background: var(--primary);
}

/* ── Split hero: image + text ── */
.hero-split {
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.hero-split__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-lg) 1.25rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  align-items: center;
}

.hero-split__visual {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  box-shadow: var(--shadow);
}

.hero-split__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-split__tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.hero-split h1 {
  font-size: clamp(1.5rem, 3vw, 2.125rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
  color: var(--text);
}

.hero-split__lead {
  font-size: 1.0625rem;
  color: var(--muted);
  margin-bottom: var(--space-md);
}

/* ── Editorial columns (homepage) ── */
.section {
  padding: var(--space-lg) 0;
}

.section--alt {
  background: var(--white);
}

.section__header {
  margin-bottom: var(--space-md);
}

.section__header h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
}

.section__header p {
  color: var(--muted);
  font-size: 0.9375rem;
}

.editorial-columns {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.editorial-columns__main {
  grid-column: span 8;
}

.editorial-columns__aside {
  grid-column: span 4;
}

.prose h2 {
  font-size: 1.375rem;
  font-weight: 700;
  margin: var(--space-md) 0 var(--space-sm);
  letter-spacing: -0.01em;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p {
  margin-bottom: 1rem;
  color: var(--text);
}

.prose ul {
  margin: 0 0 1rem 1.25rem;
  color: var(--text);
}

.prose li {
  margin-bottom: 0.35rem;
}

.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.75rem 0 0.75rem 1.25rem;
  margin: var(--space-md) 0;
  font-style: italic;
  color: var(--primary);
}

.aside-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: var(--space-md);
  box-shadow: var(--shadow);
  margin-bottom: var(--space-sm);
}

.aside-card h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.aside-card p {
  font-size: 0.9375rem;
  color: var(--text);
}

.author-byline {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: var(--space-sm);
}

.author-byline img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.author-byline span {
  font-size: 0.875rem;
  color: var(--muted);
}

/* ── Vertical cards (shadowed) ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.card-vertical {
  grid-column: span 4;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card-vertical:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(23, 32, 51, 0.12);
}

.card-vertical__thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card-vertical__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-vertical__body {
  padding: 1.25rem;
}

.card-vertical__tag {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}

.card-vertical__meta {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.card-vertical__title {
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.card-vertical__title a {
  color: var(--text);
}

.card-vertical__title a:hover {
  color: var(--accent);
}

.card-vertical__excerpt {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.55;
}

/* ── Feed list ── */
.list-heading {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.feed-list {
  list-style: none;
  border-top: 1px solid var(--border);
}

.feed-list li {
  border-bottom: 1px solid var(--border);
}

.feed-list a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.875rem 0;
  color: var(--text);
}

.feed-list a:hover .feed-list__title {
  color: var(--accent);
}

.feed-list__title {
  font-weight: 500;
  transition: color var(--transition);
}

.feed-list__date {
  font-size: 0.8125rem;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ── Buttons (outlined) ── */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.6rem 1.35rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--primary);
  background: transparent;
  color: var(--primary);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.btn:hover {
  background: var(--primary);
  color: var(--white);
}

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

.btn--accent:hover {
  background: var(--accent);
  color: var(--white);
}

/* ── Page header ── */
.page-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: var(--space-md) 0;
}

.page-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
}

.page-header p {
  color: var(--muted);
}

.page-content {
  padding: var(--space-lg) 0;
}

/* ── Articles list (vertical cards) ── */
.articles-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.article-card-row {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--space-md);
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  padding: 0;
}

.article-card-row__thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.article-card-row__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-card-row__body {
  padding: 1.25rem 1.25rem 1.25rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.article-card-row__meta {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.article-card-row__title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.article-card-row__title a {
  color: var(--text);
}

.article-card-row__excerpt {
  font-size: 0.9375rem;
  color: var(--muted);
}

/* ── Brief items ── */
.brief-item {
  background: var(--white);
  border-radius: var(--radius);
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
  box-shadow: var(--shadow-sm);
  border-left: 3px solid var(--accent);
}

.brief-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.brief-item p {
  font-size: 0.9375rem;
  color: var(--muted);
}

.mt-2 {
  margin-top: var(--space-md);
}

/* ── Article: split-content-rail ── */
.article-hero-img {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-md) 1.25rem 0;
}

.article-hero-img img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.article-header {
  padding: var(--space-md) 0;
}

.article-header h1 {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.article-meta .tag {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.article-split {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
  padding-bottom: var(--space-lg);
}

.article-split__content {
  grid-column: span 8;
}

.article-split__rail {
  grid-column: span 4;
}

.rail-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: var(--space-md);
  box-shadow: var(--shadow);
  margin-bottom: var(--space-sm);
  position: sticky;
  top: 7rem;
}

.rail-card h3 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.rail-card ul {
  list-style: none;
}

.rail-card li {
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

.rail-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.rail-author img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.rail-author strong {
  display: block;
  font-size: 0.9375rem;
}

.rail-author span {
  font-size: 0.8125rem;
  color: var(--muted);
}

.related-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  padding: var(--space-md) 0 var(--space-lg);
}

/* ── Contact ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-group {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-info h3 {
  font-size: 1.125rem;
  margin-bottom: var(--space-sm);
}

.contact-info p {
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
  color: var(--muted);
}

/* ── Three-column footer ── */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-lg) 0 var(--space-md);
}

.site-footer a {
  color: rgba(255, 255, 255, 0.85);
}

.site-footer a:hover {
  color: var(--accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 0.75rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.4rem;
}

.footer-col a {
  font-size: 0.875rem;
}

.footer-copy {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
  padding-top: var(--space-sm);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  text-align: center;
}

/* ── Cookie bottom-bar ── */
.cookie-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 300;
  background: var(--white);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 20px rgba(23, 32, 51, 0.1);
  transform: translateY(100%);
  transition: transform 0.35s ease;
}

.cookie-bar.is-visible {
  transform: translateY(0);
}

.cookie-bar__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.cookie-bar h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.cookie-bar p {
  font-size: 0.8125rem;
  color: var(--muted);
}

.cookie-bar__actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-split__inner {
    grid-template-columns: 1fr;
  }

  .editorial-columns__main,
  .editorial-columns__aside {
    grid-column: span 12;
  }

  .card-vertical {
    grid-column: span 6;
  }

  .article-split__content,
  .article-split__rail {
    grid-column: span 12;
  }

  .rail-card {
    position: static;
  }

  .article-card-row {
    grid-template-columns: 1fr;
  }

  .article-card-row__body {
    padding: 1.25rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
}

@media (max-width: 640px) {
  .site-tagline {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 1.25rem;
    box-shadow: var(--shadow);
  }

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

  .main-nav ul {
    flex-direction: column;
    gap: 0.25rem;
  }

  .site-header__bottom {
    position: relative;
  }

  .card-vertical {
    grid-column: span 12;
  }

  .feed-list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .cookie-bar__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}