/* Upgrade Brasil — urban-slate magazine */
:root {
  --primary: #1F2937;
  --accent: #38BDF8;
  --bg: #F1F5F9;
  --text: #0F172A;
  --muted: #64748B;
  --white: #FFFFFF;
  --border: #E2E8F0;
  --radius: 14px;
  --radius-sm: 12px;
  --container: 1140px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 1.0625rem;
  -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 1.5rem;
}

/* Header — split-nav */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: var(--container);
  margin: 0 auto;
}

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

.logo span {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--primary);
}

.nav-toggle svg {
  width: 28px;
  height: 28px;
}

.main-nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.main-nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--muted);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
}

/* Category tags row */
.category-nav {
  background: var(--primary);
  padding: 0.75rem 0;
}

.category-nav .container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.category-nav span {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-right: 0.5rem;
}

.tag {
  display: inline-block;
  padding: 0.3rem 0.875rem;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  transition: background var(--transition), color var(--transition);
}

.tag--accent {
  background: rgba(56, 189, 248, 0.2);
  color: var(--accent);
}

.tag--accent:hover {
  background: var(--accent);
  color: var(--primary);
}

.tag--muted {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.85);
}

.tag--muted:hover {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

.tag--primary {
  background: rgba(31, 41, 55, 0.08);
  color: var(--primary);
}

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

/* Hero — full-bleed + overlay */
.hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.4) 60%, rgba(15, 23, 42, 0.15) 100%);
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 3rem 1.5rem 3.5rem;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
}

.hero__label {
  display: inline-block;
  background: var(--accent);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.875rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 720px;
  margin-bottom: 1rem;
}

.hero__lead {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 580px;
  line-height: 1.65;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}

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

.btn--accent:hover {
  background: #0ea5e9;
  color: var(--primary);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn--outline:hover {
  border-color: var(--white);
  color: var(--white);
}

/* Section spacing — mixed asymmetric */
.section {
  padding: 4rem 0;
}

.section--tight {
  padding: 2.5rem 0;
}

.section__header {
  margin-bottom: 2.5rem;
}

.section__header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--primary);
}

.section__header p {
  color: var(--muted);
  margin-top: 0.5rem;
  font-size: 1.0625rem;
}

/* Magazine breakout grid */
.magazine-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.magazine-grid--asymmetric {
  grid-template-columns: 1.4fr 1fr;
  gap: 2.5rem 3rem;
  align-items: start;
}

.magazine-breakout {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
}

.magazine-breakout__main {
  grid-column: 1 / 8;
}

.magazine-breakout__side {
  grid-column: 8 / 13;
}

/* Prose — spacious magazine */
.prose {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--text);
}

.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.prose h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
  color: var(--primary);
}

.prose p {
  margin-bottom: 1.25rem;
}

.prose ul,
.prose ol {
  margin: 1rem 0 1.5rem 1.5rem;
}

.prose li {
  margin-bottom: 0.5rem;
}

.prose blockquote {
  border-left: 4px solid var(--accent);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background: var(--white);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--muted);
}

/* Horizontal thumb cards */
.card-horizontal {
  display: flex;
  gap: 1.5rem;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card-horizontal:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(15, 23, 42, 0.12);
}

.card-horizontal__thumb {
  flex: 0 0 200px;
  min-height: 160px;
  overflow: hidden;
}

.card-horizontal__thumb img,
.card-horizontal__thumb svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-horizontal__body {
  padding: 1.5rem 1.5rem 1.5rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

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

.card-horizontal__title {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.card-horizontal__title a {
  color: inherit;
}

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

.card-horizontal__excerpt {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.6;
}

/* Compact dense list */
.article-list-compact {
  list-style: none;
}

.article-list-compact li {
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 0;
}

.article-list-compact li:first-child {
  padding-top: 0;
}

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

.article-list-compact a:hover {
  color: var(--accent);
}

.article-list-compact__title {
  font-weight: 600;
  font-size: 1rem;
  flex: 1;
}

.article-list-compact__date {
  font-size: 0.8125rem;
  color: var(--muted);
  white-space: nowrap;
}

.article-list-compact__tag {
  font-size: 0.75rem;
  margin-top: 0.35rem;
}

/* Author card */
.author-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.author-card__avatar {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
}

.author-card__name {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--primary);
}

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

/* Article — wide magazine */
.article-hero {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  margin-bottom: 3rem;
}

.article-hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.88), rgba(15, 23, 42, 0.3));
}

.article-hero__content {
  position: relative;
  z-index: 2;
  padding: 2.5rem 1.5rem;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
}

.article-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: -0.03em;
  max-width: 800px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.article-layout {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.article-layout .prose {
  font-size: 1.125rem;
}

.article-author-block {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

/* Page header */
.page-header {
  padding: 3.5rem 0 2.5rem;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--primary);
}

.page-header p {
  color: var(--muted);
  margin-top: 0.75rem;
  font-size: 1.0625rem;
  max-width: 640px;
}

.page-content {
  padding-bottom: 4rem;
}

.page-content .prose {
  max-width: 720px;
}

/* Contact form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  background: var(--white);
  color: var(--text);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

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

.contact-info {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-info h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
  color: var(--primary);
}

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

.contact-info a {
  color: var(--accent);
  font-weight: 600;
}

/* Footer — stacked links */
.site-footer {
  background: var(--primary);
  color: rgba(255, 255, 255, 0.75);
  padding: 3.5rem 0 2rem;
  margin-top: auto;
}

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

.footer-brand span {
  color: var(--accent);
}

.footer-tagline {
  font-size: 0.9375rem;
  margin-bottom: 2.5rem;
  max-width: 400px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-links h4 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 1rem;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Cookie corner popup */
.cookie-popup {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  max-width: 360px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 8px 40px rgba(15, 23, 42, 0.18);
  padding: 1.5rem;
  z-index: 1000;
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

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

.cookie-popup h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.cookie-popup p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.cookie-popup__actions {
  display: flex;
  gap: 0.75rem;
}

.cookie-popup .btn {
  flex: 1;
  text-align: center;
  font-size: 0.875rem;
  padding: 0.6rem 1rem;
}

.btn--ghost {
  background: var(--bg);
  color: var(--muted);
}

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

/* Cards stack */
.cards-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Highlight box */
.highlight-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--accent);
}

.highlight-box h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

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

/* Featured row */
.featured-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.featured-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}

.featured-card:hover {
  transform: translateY(-3px);
}

.featured-card__image {
  height: 180px;
  overflow: hidden;
}

.featured-card__image img,
.featured-card__image svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-card__body {
  padding: 1.25rem;
}

.featured-card__meta {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.featured-card__title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--primary);
}

.featured-card__title a {
  color: inherit;
}

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

/* Utility */
.text-center {
  text-align: center;
}

.mt-2 {
  margin-top: 2rem;
}

.mb-3 {
  margin-bottom: 3rem;
}

.sidebar-heading {
  margin-bottom: 1rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
}

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

/* Responsive */
@media (min-width: 480px) {
  .hero__title {
    font-size: 2.25rem;
  }
}

@media (min-width: 1024px) {
  .hero {
    min-height: 520px;
  }

  .magazine-grid--asymmetric {
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .magazine-grid,
  .magazine-grid--asymmetric,
  .contact-grid,
  .footer-links,
  .featured-row {
    grid-template-columns: 1fr;
  }

  .magazine-breakout__main,
  .magazine-breakout__side {
    grid-column: 1 / -1;
  }

  .card-horizontal {
    flex-direction: column;
  }

  .card-horizontal__thumb {
    flex: none;
    height: 200px;
  }

  .card-horizontal__body {
    padding: 1.25rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    display: none;
    padding: 1rem 1.5rem;
  }

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

  .main-nav ul {
    flex-direction: column;
    gap: 0.75rem;
  }

  .hero {
    min-height: 400px;
  }

  .cookie-popup {
    left: 1rem;
    right: 1rem;
    max-width: none;
  }
}