/*
  Compete Invest - base stylesheet
  Sprint CSS refactor: design tokens, reusable components and layout utilities.
*/

/* CSS variables / design tokens */
:root {
  --primary: #0b1b32;
  --secondary: #1e3a5f;
  --tertiary: #047857;
  --surface: #ffffff;
  --surface-container-lowest: #f8fafc;
  --surface-container-low: #f1f5f9;
  --surface-container-highest: #dbe3ea;
  --on-surface: #172033;
  --on-surface-variant: #64748b;
  --outline: #94a3b8;
  --outline-variant: rgba(15, 23, 42, 0.10);
  --color-border: rgba(15, 23, 42, 0.10);
  --shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 30px 60px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 40px 80px rgba(0, 0, 0, 0.10);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --container-max: 1180px;
  --font-base: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --space-section: clamp(4rem, 7vw, 7rem);
}

/* Reset/base */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--on-surface);
  background: var(--surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, picture, svg { max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--tertiary); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid rgba(4, 120, 87, 0.35);
  outline-offset: 3px;
}
p, h1, h2, h3, h4, h5 { margin-top: 0; }

/* Typography */
h1, h2, h3, h4, h5, .headline { color: var(--primary); line-height: 1.15; }
h1, h2 { letter-spacing: -0.03em; }
.headline, .eyebrow, .article-meta, .category-tag, .tag { font-weight: 700; }
.eyebrow {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.eyebrow--tertiary { color: var(--tertiary); }
.eyebrow--compact { letter-spacing: 0.08em; }
.section-title { font-size: 2.5rem; margin-bottom: 1.5rem; }
.section-title--spacious { margin-bottom: 2rem; }
.section-title-xl { font-size: 3rem; margin-bottom: 2rem; }
.title-on-dark { color: white; margin-bottom: 2rem; }
.title-flush { margin-top: 0; }
.text-muted { color: var(--on-surface-variant); }
.text-muted-sm { font-size: 0.875rem; color: var(--on-surface-variant); }
.text-tertiary { color: var(--tertiary); }
.text-on-dark-muted { color: rgba(255,255,255,.78); }
.lead-muted { font-size: 1.25rem; color: var(--on-surface-variant); }
.lead-muted--spacious { margin-bottom: 3rem; }
.lead-width-sm { max-width: 600px; }
.lead-width-md { max-width: 780px; }
.body-lg { font-size: 1.125rem; }
.card-title-sm { font-size: 1rem; margin-bottom: 1rem; }
.micro-label-tertiary {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--tertiary);
  margin-bottom: 0.5rem;
}

/* Layout utilities */
.container {
  width: min(100% - 2rem, var(--container-max));
  margin-inline: auto;
}
.grid { display: grid; gap: 1.5rem; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.md-col-span-4, .md-col-span-8 { min-width: 0; }
.grid-gap-md { gap: 2rem; }
.grid-align-center-lg { gap: 5rem; align-items: center; }
.actions-row { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.actions-row--center { justify-content: center; }
.text-center { text-align: center; }
.d-block, .media-picture { display: block; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }
.pt-4 { padding-top: 1rem; }
.max-w-md { max-width: 800px; }
.section-padding { padding: var(--space-section) 0; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.flex-row { display: flex; }
.animate-fade-in-up { animation: fadeInUp 0.7s ease both; }
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Header/navigation */
.main-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--outline-variant);
}
.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 2rem;
}
.logo { font-weight: 800; letter-spacing: -0.02em; color: var(--primary); }
.site-logo-img { height: 48px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: 1.5rem; font-size: 0.875rem; font-weight: 700; }
.nav-actions { display: flex; align-items: center; gap: 1rem; }
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  border: 0;
  background: transparent;
  color: var(--primary);
  cursor: pointer;
}
.mobile-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--primary);
  color: white;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem;
}
.mobile-overlay.active { display: flex; }
.close-menu {
  position: absolute;
  top: 2rem;
  right: 2rem;
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 800;
  line-height: 1;
  border: 1px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { color: white; box-shadow: var(--shadow-sm); }
.btn-outline { border-color: var(--outline-variant); color: var(--primary); background: transparent; }
.btn-pad-md { padding: 1rem 2rem; }
.btn-pad-lg { padding: 1.125rem 2.25rem; }
.btn-pad-xl { padding: 1.25rem 2.5rem; }
.btn-pad-xxl { padding: 1.25rem 3rem; }
.btn-block-centered { width: 100%; display: inline-block; text-align: center; }
.btn-block-submit { width: 100%; padding: 1.25rem; }
.link-strong-primary { font-size: 1.25rem; font-weight: 700; color: var(--primary); }
.link-strong-success { font-size: 1.25rem; font-weight: 700; color: #047857; display: flex; align-items: center; gap: 0.5rem; }

/* Hero */
.hero-section {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-container-low) 100%);
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/5;
}
.hero-image { display: none; }
.hero-title { font-size: clamp(3rem, 6vw, 5rem); margin: 1rem 0 1.5rem; line-height: 1.05; }
.hero-title--dark { color: white; }
.hero-subtitle { font-size: 1.5rem; max-width: 700px; line-height: 1.6; }
.hero-subtitle--dark { color: rgba(255,255,255,0.7); }
.page-hero {
  padding-top: 3rem;
  padding-bottom: 3rem;
  background-size: cover;
  background-position: center;
  color: white;
}
.page-hero--compete { background-image: linear-gradient(rgba(11, 27, 50, 0.8), rgba(11, 27, 50, 0.9)), url('assets/img/hero/hero-compete-es-logistica-1600.webp'); }
.page-hero--invest { background-image: linear-gradient(rgba(11, 27, 50, 0.85), rgba(11, 27, 50, 0.95)), url('assets/img/hero/hero-invest-es-industrial-1600.webp'); position: relative; }
.page-header {
  background: linear-gradient(rgba(11, 27, 50, 0.8), rgba(11, 27, 50, 0.9)), url('assets/img/hero/hero-quem-somos-institucional-1600.webp');
  background-size: cover;
  background-position: center;
  color: white;
  padding: 3rem 0;
  text-align: center;
}
.hero-solucoes { padding: 0 0 3rem; background: var(--surface-container-lowest); }
.contact-hero { padding: 2rem 0 3rem; background: var(--surface-container-lowest); }
.contact-hero-bg { background: linear-gradient(rgba(255,255,255,0.9), rgba(255,255,255,0.95)), url('assets/img/hero/hero-contato-escritorio-1600.webp'); background-size: cover; background-position: center; }

/* Sections */
.section-muted-bg { background: var(--surface-container-low); }
.section-cta-dark { background: var(--primary); color: white; text-align: center; }
.section-dark { background: var(--primary); color: white; }
.section-cta-image {
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 5rem 0;
  color: white;
}
.section-cta-image--compete { background-image: linear-gradient(rgba(11, 27, 50, 0.85), rgba(11, 27, 50, 0.95)), url('assets/img/hero/compete-es-cta-1600.webp'); }
.stats-box {
  background: white;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--tertiary);
  margin-top: -1rem;
  position: relative;
  z-index: 2;
}
.aux-section { padding: 1rem 0; min-height: 50vh; display: flex; align-items: center; }

/* Cards */
.card {
  background: white;
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.card-pad-md { padding: 2rem; }
.card-pad-xl { padding: 4rem; }
.card-dark { background: var(--primary); color: white; }
.card-flat { background: white; border-radius: 0; padding: 3rem; }
.solution-card { height: 100%; display: flex; flex-direction: column; justify-content: space-between; }
.metric-card { padding: 2.5rem; background: var(--surface-container-low); }
.metric-value { font-size: 2.5rem; font-weight: 800; color: var(--primary); display: block; margin-bottom: 0.5rem; }
.metric-label { font-size: 0.625rem; font-weight: 700; text-transform: uppercase; color: var(--on-surface-variant); letter-spacing: 0.1em; }
.glass { background: rgba(255,255,255,0.65); border: 1px solid rgba(255,255,255,0.5); backdrop-filter: blur(18px); }
.glass-dark { background: linear-gradient(135deg, var(--primary), #102743); }
.tag, .category-tag { border-radius: 999px; padding: 0.35rem 0.75rem; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; }
.tag--tertiary { background: var(--tertiary); color: white; margin-bottom: 1rem; display: inline-block; }
.tag--primary-outline { background: var(--primary); color: white; border: 1px solid rgba(255,255,255,0.2); margin-bottom: 1rem; display: inline-block; }

/* Lists and icons */
.check-list, .feature-list { list-style: none; display: grid; gap: 1rem; padding-left: 0; }
.feature-list { margin: 2rem 0; }
.check-list-item { display: flex; gap: 1rem; align-items: center; }
.feature-inline { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; }
.feature-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.875rem; color: var(--on-surface-variant); }
.icon-tertiary-sm { color: var(--tertiary); font-size: 1.25rem; }
.icon-feature-md { font-size: 2rem; color: var(--tertiary); margin-bottom: 1.5rem; }
.icon-feature-lg { font-size: 2.5rem; color: var(--tertiary); margin-bottom: 2rem; }
.icon-feature-xl { font-size: 3rem; color: var(--tertiary); margin-bottom: 2rem; }
.icon-inline { font-size: 1rem; }
.status-icon { font-size: 4rem; color: var(--tertiary); margin-bottom: 2rem; }
.error-code { font-size: 8rem; font-weight: 900; color: var(--surface-container-highest); line-height: 1; margin-bottom: -1rem; }
.inline-status { display: flex; align-items: center; gap: 0.5rem; }
.status-dot { width: 8px; height: 8px; background: #10b981; border-radius: 50%; }

/* Forms */
.contact-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 5rem; margin-top: 4rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--on-surface-variant);
  margin-bottom: 0.75rem;
}
.form-control {
  width: 100%;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--surface-container-low);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.3s;
}
.form-control:focus {
  outline: none;
  border-color: var(--tertiary);
  background: white;
  box-shadow: 0 0 0 4px rgba(4, 120, 87, 0.05);
}
.contact-info-item { display: flex; gap: 1.5rem; margin-bottom: 3rem; }
.contact-info-icon { width: 48px; height: 48px; background: var(--surface-container-low); display: flex; align-items: center; justify-content: center; border-radius: var(--radius-md); color: var(--tertiary); }

/* Images/media */
.media-img { width: 100%; }
.media-img--cover { height: 100%; object-fit: cover; }
.media-img--grayscale { filter: grayscale(1); }
.media-img--rounded { border-radius: var(--radius-lg); }
.media-img--rounded-md { border-radius: var(--radius-md); }
.media-img--muted { opacity: 0.8; }
.image-frame { border-radius: var(--radius-lg); overflow: hidden; }
.image-frame--portrait { position: relative; aspect-ratio: 4/5; }
.image-caption-overlay { position: absolute; bottom: 3rem; left: 3rem; right: 3rem; color: white; }
.image-quote { font-size: 1.5rem; font-weight: 700; font-style: italic; }


/* Breadcrumbs and article body */
.breadcrumbs {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  margin-bottom: 1.5rem;
}
.breadcrumbs a { color: var(--tertiary); font-weight: 700; }
.article-content {
  max-width: 860px;
  margin-inline: auto;
}
.article-content h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin: 2.5rem 0 1rem;
}
.article-content p {
  color: var(--on-surface-variant);
  font-size: 1.0625rem;
  margin-bottom: 1.25rem;
}
.article-content a:not(.btn) {
  color: var(--tertiary);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* Blog/insights */
.article-meta { color: var(--tertiary); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; }
.article-card { display: flex; flex-direction: column; gap: 1rem; }
.featured-article { background: var(--surface-container-low); }
.insights-hero-section { position: relative; overflow: hidden; background: radial-gradient(circle at 15% 10%, rgba(4,120,87,.14), transparent 32%), linear-gradient(135deg, var(--surface-container-lowest), var(--surface)); }
.article-hero-section { position: relative; overflow: hidden; background: radial-gradient(circle at 20% 0%, rgba(4,120,87,.12), transparent 34%), linear-gradient(135deg, var(--surface), var(--surface-container-lowest)); }
.article-hero-box { padding: clamp(2rem,5vw,4.5rem); border-radius: var(--radius-xl); max-width: 1050px; }
.article-title { font-size: clamp(2.4rem,5vw,4.8rem); margin: 1rem 0 1.5rem; letter-spacing: -.03em; }
.article-cta-box { padding: 2.5rem; border-radius: var(--radius-xl); margin: 3rem 0; color: white; }
.liquid-orb { position: absolute; border-radius: 999px; background: rgba(4,120,87,.12); filter: blur(2px); }

/* Footer */
.site-footer { background-color: var(--primary); color: white; padding: 5rem 0 2rem; }
.footer-grid { gap: 4rem; margin-bottom: 5rem; }
.footer-title { color: white; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 2rem; }
.footer-list { list-style: none; display: grid; gap: 1rem; font-size: 0.875rem; opacity: 0.7; padding-left: 0; }
.footer-text { font-size: 0.875rem; opacity: 0.7; line-height: 1.8; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; font-size: 0.75rem; opacity: 0.5; }

/* Responsive rules */
@media (min-width: 768px) {
  .md-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md-grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .md-col-span-4 { grid-column: span 4; }
  .md-col-span-8 { grid-column: span 8; }
  .hero-image { display: block !important; }
}
@media (max-width: 991px) {
  .nav-links { display: none; }
  .menu-toggle { display: inline-flex; }
  .contact-grid { grid-template-columns: 1fr; }
  .grid-align-center-lg { gap: 3rem; }
}
@media (max-width: 768px) {
  .container { width: min(100% - 1.25rem, var(--container-max)); }
  .hero-section { min-height: 60vh; padding: 4rem 0; }
  .section-padding { padding: 4rem 0; }
  .card-pad-xl { padding: 2rem; }
  .section-title, .section-title-xl { font-size: clamp(2rem, 9vw, 2.5rem); }
  .hero-title { font-size: clamp(2.4rem, 11vw, 4rem); }
  .hero-subtitle { font-size: 1.15rem; }
  .aux-section { padding: 8rem 0; min-height: 50vh; }
  .error-code { font-size: 6rem; }
  .featured-article { grid-template-columns: 1fr !important; }
}