/* FullExaust - Identidade Visual Oficial e Unificada */
:root {
  --ink: #080d18;
  --ink-2: #0d1221;
  --ink-3: #131928;
  --ink-4: #1c2335;
  --steel: #c4c4c8;
  --steel-2: #8a8a90;
  --steel-3: #5a5a60;
  --paper: #f4f4f0;
  --amber: #04345c;
  --amber-2: #0a5a9c;
  --amber-dim: #021e38;
  --wa: #25D366;
  --border-subtle: rgba(255, 255, 255, 0.08);
}

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

html, body {
  background: var(--ink);
  color: var(--steel);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
}

@media (max-width: 720px) {
  .container {
    padding: 0 20px;
  }
}

/* ==================================================== */
/*          NAV & HEADER OFICIAL (IDENTICO AO SITE)     */
/* ==================================================== */
.va {
  color: var(--steel);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.va .nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 11, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(196, 196, 200, 0.06);
}

.va .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.va .logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 26px;
  letter-spacing: -0.04em;
  color: var(--paper);
}

.va .logo-icon {
  height: 32px;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.5));
}

.va .logo span {
  color: #38bdf8;
}

.va .nav-links {
  display: flex;
  gap: 32px;
  font-size: 14px;
  color: var(--steel-2);
}

.va .nav-links a {
  transition: color 0.2s ease;
}

.va .nav-links a:hover,
.va .nav-links a.active {
  color: var(--paper);
}

.mobile-btn {
  display: none;
  background: none;
  border: none;
  color: var(--paper);
  cursor: pointer;
  z-index: 910;
  position: relative;
}

@media (max-width: 720px) {
  .va .logo {
    font-size: 21px;
  }
  .va .logo-icon {
    height: 26px;
  }
  .mobile-btn {
    display: block;
  }
  .va .nav-inner .cta-wa {
    display: none;
  }
  .va .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(8, 13, 24, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 36px;
    font-size: 24px;
    z-index: 900;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    display: flex;
  }
  .va .nav-links.open {
    opacity: 1;
    pointer-events: auto;
  }
  .va .nav:has(.nav-links.open),
  .va .nav.menu-open {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    z-index: 99999 !important;
  }
  body:has(.nav-links.open) .mobile-wa-bar,
  body.menu-open .mobile-wa-bar {
    display: none !important;
  }
}

/* Header WhatsApp Button - Unificado com index.html */
.va .nav .cta-wa {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--amber);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 999px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: -0.01em;
  transition: all 0.25s cubic-bezier(0.2, 0.7, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: none;
  text-decoration: none;
}

.va .nav .cta-wa:hover {
  background: var(--amber-2);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(10, 90, 156, 0.5);
  color: #ffffff;
}

.va .nav .cta-wa .icon {
  width: 16px;
  height: 16px;
  display: inline-block;
  vertical-align: middle;
}

/* ==================================================== */
/*          CONTEÚDO DO BLOG E ARTIGOS                  */
/* ==================================================== */
.blog-content-area {
  flex: 1;
  padding-bottom: 60px;
}

.breadcrumbs {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--steel-3);
  padding: 24px 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumbs a {
  color: var(--steel-2);
}

.breadcrumbs a:hover {
  color: var(--paper);
}

.blog-hero {
  padding: 48px 0 36px;
  text-align: center;
  border-bottom: 1px solid rgba(196, 196, 200, 0.06);
}

.blog-hero .tag-eyebrow {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #7cc7ff;
  margin-bottom: 12px;
  background: rgba(10, 90, 156, 0.2);
  padding: 4px 14px;
  border-radius: 4px;
  border: 1px solid rgba(10, 90, 156, 0.4);
}

.blog-hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(30px, 4.5vw, 44px);
  color: var(--paper);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.blog-hero p {
  max-width: 680px;
  margin: 0 auto;
  color: var(--steel-2);
  font-size: 16px;
}

/* Grids & Cards */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.article-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(196, 196, 200, 0.08);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.article-card:hover {
  transform: translateY(-4px);
  border-color: rgba(10, 90, 156, 0.5);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
  background: rgba(255, 255, 255, 0.035);
}

.card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-category {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: #7cc7ff;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  font-weight: 600;
  color: #ffffff;
  line-height: 1.35;
  margin-bottom: 12px;
  transition: color 0.2s ease;
}

@media (hover: hover) {
  .article-card:hover .card-title {
    color: #7cc7ff;
  }
}

.card-desc {
  font-size: 14px;
  color: #a1a1aa;
  line-height: 1.6;
  margin-bottom: 20px;
  flex: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid rgba(196, 196, 200, 0.06);
  font-size: 12px;
  color: var(--steel-2);
  font-family: 'JetBrains Mono', monospace;
}

.read-more {
  color: #7cc7ff;
  font-weight: 600;
  transition: color 0.2s ease;
}

.read-more:hover {
  color: #ffffff;
}

/* Layout do Post Individual */
.post-layout {
  max-width: 820px;
  margin: 0 auto;
  padding: 20px 0 60px;
}

.post-header {
  margin-bottom: 32px;
}

.post-header .badge {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #7cc7ff;
  background: rgba(10, 90, 156, 0.2);
  border: 1px solid rgba(10, 90, 156, 0.35);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 16px;
}

.post-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(26px, 4vw, 38px);
  color: var(--paper);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--steel-2);
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(196, 196, 200, 0.06);
}

.post-content {
  font-size: 17px;
  color: #d6d6da;
  line-height: 1.8;
}

.post-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 24px;
  color: var(--paper);
  font-weight: 600;
  margin: 40px 0 16px;
  letter-spacing: -0.01em;
}

.post-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 19px;
  color: var(--paper);
  font-weight: 600;
  margin: 28px 0 12px;
}

.post-content p {
  margin-bottom: 20px;
}

.post-content ul, .post-content ol {
  margin: 16px 0 24px 24px;
}

.post-content li {
  margin-bottom: 10px;
}

.post-content strong {
  color: var(--paper);
}

.post-content a:not(.btn-large-wa) {
  color: #7cc7ff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.post-content a:not(.btn-large-wa):hover {
  color: #aae0ff;
}

/* Callout Box */
.callout-box {
  background: var(--ink-3);
  border-left: 4px solid var(--amber-2);
  padding: 20px 24px;
  border-radius: 0 8px 8px 0;
  margin: 32px 0;
}

.callout-box h4 {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--paper);
  font-size: 16px;
  margin-bottom: 8px;
}

.callout-box p {
  font-size: 14px;
  margin-bottom: 0;
  color: var(--steel);
}

/* Article CTA Box */
.article-cta-box {
  background: linear-gradient(135deg, var(--ink-2) 0%, var(--ink-3) 100%);
  border: 1px solid rgba(10, 90, 156, 0.4);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
  margin: 48px 0;
}

@media (max-width: 600px) {
  .article-cta-box {
    padding: 28px 18px;
    margin: 36px 0;
  }
}

.article-cta-box h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  color: var(--paper);
  margin-bottom: 10px;
}

.article-cta-box p {
  font-size: 15px;
  color: #cbd5e1;
  max-width: 560px;
  margin: 0 auto 24px;
}

.btn-large-wa,
.post-content a.btn-large-wa,
.article-cta-box a.btn-large-wa,
.post-content .article-cta-box a.btn-large-wa {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 12px !important;
  background: var(--wa) !important;
  color: #ffffff !important;
  text-decoration: none !important;
  font-family: 'Space Grotesk', sans-serif !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  padding: 15px 36px !important;
  border-radius: 999px !important;
  transition: all 0.25s ease !important;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45) !important;
  max-width: 100% !important;
  text-align: center !important;
  border: none !important;
}

.btn-large-wa *,
.post-content a.btn-large-wa *,
.article-cta-box a.btn-large-wa *,
.post-content .article-cta-box a.btn-large-wa * {
  color: #ffffff !important;
  text-decoration: none !important;
}

.btn-large-wa:hover,
.post-content a.btn-large-wa:hover,
.article-cta-box a.btn-large-wa:hover,
.post-content .article-cta-box a.btn-large-wa:hover {
  background: #1eb855 !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.55) !important;
  color: #ffffff !important;
  text-decoration: none !important;
}

/* ==================================================== */
/*          FOOTER OFICIAL (IDENTICO AO SITE)           */
/* ==================================================== */
.va footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--ink-4);
  background: var(--ink);
}

.va .foot-logo-img {
  height: 120px;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.5));
}

.va .foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 60px;
}

@media (max-width: 900px) {
  .va .foot-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 540px) {
  .va .foot-grid {
    grid-template-columns: 1fr;
  }
}

.va .foot-about {
  color: var(--steel-2);
  font-size: 14px;
  line-height: 1.65;
  max-width: 320px;
  margin-top: 16px;
}

.va .foot-col h5 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--steel-3);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.va .foot-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
  margin: 0;
  padding: 0;
}

.va .foot-col a {
  color: var(--steel-2);
  text-decoration: none;
  transition: color 0.2s ease;
}

.va .foot-col a:hover {
  color: var(--paper);
}

.va .foot-address {
  color: var(--steel-2);
  font-size: 13px;
  line-height: 1.55;
}

.va .foot-address strong {
  display: block;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 4px;
}

.va .foot-location {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 28px;
  align-items: stretch;
  padding: 24px;
  margin-bottom: 40px;
  border: 1px solid var(--ink-4);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  scroll-margin-top: 96px;
}

@media (max-width: 768px) {
  .va .foot-location {
    grid-template-columns: 1fr;
  }
}

.va .foot-location h5 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--steel-3);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.va .foot-location p {
  color: var(--steel-2);
  font-size: 15px;
  line-height: 1.65;
  max-width: 560px;
}

.va .foot-location address {
  margin-top: 14px;
  color: var(--paper);
  font-style: normal;
  font-size: 15px;
  line-height: 1.6;
}

.va .map-link {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-top: 18px;
  color: #7cc7ff;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.va .map-frame {
  width: 100%;
  min-height: 220px;
  border: 0;
  border-radius: 6px;
}

.va .foot-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(196, 196, 200, 0.06);
  padding-top: 24px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--steel-3);
}

/* Floating WhatsApp Mobile Bar */
.mobile-wa-bar {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  z-index: 80;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  background: var(--wa);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.mobile-wa-bar .icon {
  width: 20px;
  height: 20px;
}

@media (max-width: 900px) {
  .va .nav-inner .cta-wa,
  .va .nav .cta-wa {
    display: none !important;
  }
  body {
    padding-bottom: calc(84px + env(safe-area-inset-bottom, 16px));
  }
  .va footer {
    padding-bottom: calc(30px + env(safe-area-inset-bottom, 16px));
  }
  .mobile-wa-bar {
    display: inline-flex;
  }
}

/* ==========================================================================
   Blog Featured Images & Card Thumbnails
   ========================================================================== */
.post-featured-image {
  margin: 28px 0 36px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: var(--ink-2);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.45);
}

.post-featured-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.post-featured-image figcaption {
  padding: 12px 18px;
  font-size: 13px;
  color: var(--steel-2);
  background: rgba(18, 20, 29, 0.85);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.01em;
}

.card-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink-3);
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
  display: block;
}

.article-card:hover .card-thumb img {
  transform: scale(1.05);
}

.featured-card-thumb {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  max-height: 280px;
  margin-bottom: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.featured-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.3s ease;
}