:root {
  --ink: #101a17;
  --ink-strong: #06110d;
  --ink-soft: #17362d;
  --paper: #f8faf9;
  --paper-pure: #ffffff;
  --mist: #e8eeeb;
  --line: #e1e7e4;
  --muted: #5f6d67;
  --green: #00a859;
  --green-bright: #36d48c;
  --green-deep: #008548;
  --font-sans: "Poppins", Arial, sans-serif;
  --shadow-sm: 0 8px 24px rgba(15, 35, 28, 0.06);
  --shadow-lg: 0 24px 70px rgba(15, 35, 28, 0.12);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: relative;
  z-index: 20;
  min-height: 96px;
  background: #14362e;
  color: #fff;
}
.blog-index .site-header { position: absolute; inset: 0 0 auto; background: transparent; }
.site-header__inner {
  display: flex;
  align-items: center;
  width: min(1280px, calc(100% - 32px));
  min-height: 96px;
  margin: 0 auto;
}
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { width: 176px; height: 64px; object-fit: contain; }
.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 1.75vw, 28px);
  margin-left: auto;
}
.site-nav a,
.header-cta {
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}
.site-nav > a:not(.nav-cta) { color: rgba(255, 255, 255, 0.82); transition: color 180ms ease; }
.site-nav > a:not(.nav-cta):hover,
.site-nav > a:not(.nav-cta):focus-visible { color: #fff; }
.nav-cta,
.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 12px;
  color: #fff;
  transition: background 180ms ease, border-color 180ms ease;
}
.nav-cta:hover,
.nav-cta:focus-visible,
.header-cta:hover,
.header-cta:focus-visible { border-color: var(--green); background: var(--green); }
.header-cta { display: none; margin-left: auto; }

.blog-hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 680px;
  padding: 156px 24px 84px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(7, 24, 19, 0.48), rgba(7, 24, 19, 0.84)),
    linear-gradient(120deg, rgba(0, 168, 89, 0.56), rgba(9, 25, 20, 0.86) 54%, rgba(4, 13, 10, 0.96)),
    url("/assets/hero/intro-tech.svg") center / cover no-repeat;
  color: #fff;
}
.blog-hero::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 22% 18%, rgba(54, 212, 140, 0.16), transparent 30%),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: auto, 50px 50px, 50px 50px;
  content: "";
}
.blog-hero__copy { position: relative; z-index: 1; width: min(960px, 100%); text-align: center; }
.kicker {
  display: inline-flex;
  margin: 0 0 24px;
  padding: 7px 14px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.blog-hero h1 {
  max-width: 900px;
  margin: 0 auto;
  font-size: clamp(2.4rem, 4.2vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.038em;
  line-height: 1.08;
  text-wrap: balance;
}
.blog-hero__copy > p:not(.kicker) {
  max-width: 760px;
  margin: 26px auto 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1rem, 1.35vw, 1.12rem);
  line-height: 1.72;
}
.blog-hero__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 32px; }
.blog-hero__topics { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 42px; }
.blog-hero__topics span {
  padding: 8px 12px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.72rem;
  font-weight: 500;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 22px;
  border: 1px solid currentColor;
  border-radius: 12px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}
.button:hover,
.button:focus-visible { transform: translateY(-1px); }
.button--primary { border-color: var(--green); background: var(--green); color: #fff; }
.button--primary:hover,
.button--primary:focus-visible { border-color: var(--green-deep); background: var(--green-deep); }
.button--ghost { border-color: rgba(255, 255, 255, 0.42); background: rgba(255, 255, 255, 0.04); color: #fff; }
.button--ghost:hover,
.button--ghost:focus-visible { border-color: #fff; background: #fff; color: var(--ink); }

.blog-content,
.article-page { width: min(1280px, 100%); margin: 0 auto; padding: clamp(72px, 8vw, 108px) 24px; }
.featured-wrap { margin-bottom: clamp(72px, 8vw, 108px); }
.post-card {
  display: grid;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--paper-pure);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms ease, transform 220ms ease, box-shadow 220ms ease;
}
.post-card:hover { border-color: rgba(0, 168, 89, 0.34); box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.post-card--featured { grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr); min-height: 500px; border-radius: 24px; }
.post-card__image { position: relative; min-height: 230px; overflow: hidden; background: var(--ink-soft); }
.post-card__image::after,
.article-cover::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(130deg, rgba(0, 168, 89, 0.13), transparent 52%);
  pointer-events: none;
  content: "";
}
.post-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms ease; }
.post-card:hover .post-card__image img { transform: scale(1.035); }
.post-card__body { display: flex; flex-direction: column; padding: 28px; }
.post-card--featured .post-card__body { justify-content: center; padding: clamp(38px, 5vw, 64px); }
.topic-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-bottom: 20px; }
.topic-meta span,
.eyebrow { font-size: 0.67rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.topic-meta span { color: #718078; }
.eyebrow { color: var(--green-deep); text-decoration: none; }
.post-card h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.14;
}
.post-card:not(.post-card--featured) h2 { font-size: clamp(1.35rem, 2vw, 1.75rem); }
.post-card h2 a { text-decoration: none; }
.post-card__body > p { margin: 20px 0 30px; color: var(--muted); font-size: 0.93rem; line-height: 1.72; }
.post-card__footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: #6c7a74;
  font-size: 0.7rem;
  font-weight: 500;
}

.empty-state {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(28px, 5vw, 64px);
  padding: clamp(36px, 6vw, 64px);
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.empty-state__mark {
  display: flex;
  align-items: end;
  justify-content: center;
  gap: 7px;
  width: 116px;
  height: 116px;
  padding: 34px;
  border-radius: 24px;
  background: linear-gradient(145deg, #153a30, #08130f);
}
.empty-state__mark span { display: block; width: 8px; border-radius: 999px; background: var(--green-bright); }
.empty-state__mark span:nth-child(1) { height: 22px; opacity: 0.55; }
.empty-state__mark span:nth-child(2) { height: 48px; }
.empty-state__mark span:nth-child(3) { height: 34px; opacity: 0.72; }
.empty-state > div:last-child > span {
  color: var(--green-deep);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.empty-state h2 {
  max-width: 720px;
  margin: 12px 0 10px;
  font-size: clamp(1.8rem, 3.5vw, 2.65rem);
  letter-spacing: -0.03em;
  line-height: 1.18;
}
.empty-state p { max-width: 720px; margin: 0; color: var(--muted); line-height: 1.7; }

.expertise-section { margin-top: clamp(72px, 9vw, 112px); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 28px; }
.section-heading p {
  margin: 0 0 8px;
  color: var(--green-deep);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.section-heading h2 { margin: 0; font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -0.03em; line-height: 1.18; }
.section-heading > a { color: var(--green-deep); font-size: 0.82rem; font-weight: 600; text-decoration: none; white-space: nowrap; }
.section-heading > span { color: var(--muted); font-size: 0.76rem; }
.expertise-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.expertise-grid > a {
  position: relative;
  display: flex;
  min-height: 240px;
  flex-direction: column;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}
.expertise-grid > a:hover,
.expertise-grid > a:focus-visible { border-color: rgba(0, 168, 89, 0.42); box-shadow: var(--shadow-sm); transform: translateY(-3px); }
.expertise-grid span { color: var(--green-deep); font-size: 0.7rem; font-weight: 600; }
.expertise-grid strong { margin-top: 34px; font-size: 1.1rem; }
.expertise-grid small { margin-top: 10px; color: var(--muted); font-size: 0.78rem; line-height: 1.6; }
.expertise-grid b { position: absolute; right: 22px; bottom: 18px; color: var(--green-deep); font-size: 1rem; }
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-bottom: clamp(72px, 9vw, 112px); }

.regional-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 48px;
  width: min(1232px, calc(100% - 48px));
  margin: 0 auto clamp(72px, 8vw, 104px);
  padding: clamp(44px, 6vw, 72px);
  border-radius: 24px;
  background: radial-gradient(circle at 88% 18%, rgba(0, 168, 89, 0.24), transparent 32%), linear-gradient(135deg, #14382f, #07120e);
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.regional-cta p,
.article-links > div > p {
  margin: 0 0 14px;
  color: var(--green-bright);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.regional-cta h2 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(1.9rem, 3.7vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.16;
}
.regional-cta__actions { display: grid; gap: 12px; }

.article-detail .site-header,
.utility-page .site-header { box-shadow: 0 1px 0 rgba(255, 255, 255, 0.1); }
.article-page { padding-top: clamp(68px, 8vw, 108px); }
.article-header { max-width: 960px; margin: 0 auto 48px; text-align: center; }
.breadcrumb { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 36px; color: #6b7973; font-size: 0.72rem; }
.breadcrumb a { text-underline-offset: 4px; }
.article-header .topic-meta { justify-content: center; }
.article-header h1 {
  margin: 0;
  font-size: clamp(2.3rem, 4.5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
  text-wrap: balance;
}
.article-deck { max-width: 800px; margin: 26px auto 0; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.16rem); line-height: 1.72; }
.article-byline { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 22px; margin-top: 28px; color: #6b7973; font-size: 0.74rem; }
.article-byline a { color: var(--green-deep); }
.article-share {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 26px;
}
.article-share > span {
  color: #6b7973;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.article-share > div { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.share-link {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fff;
  color: #46544e;
  font-size: 0.7rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}
.share-link:hover,
.share-link:focus-visible { border-color: var(--green); color: var(--green-deep); }
.share-link--whatsapp { border-color: #20b866; background: #20b866; color: #fff; }
.share-link--whatsapp:hover,
.share-link--whatsapp:focus-visible { border-color: #168d4d; background: #168d4d; color: #fff; }
.article-cover {
  position: relative;
  max-width: 1180px;
  margin: 0 auto clamp(60px, 8vw, 96px);
  overflow: hidden;
  border-radius: 24px;
  background: var(--ink-soft);
  box-shadow: var(--shadow-lg);
}
.article-cover img { width: 100%; max-height: 660px; object-fit: cover; aspect-ratio: 16 / 9; }
.article-cover figcaption {
  position: absolute;
  right: 16px;
  bottom: 14px;
  z-index: 1;
  max-width: calc(100% - 32px);
  padding: 7px 10px;
  border-radius: 7px;
  background: rgba(9, 17, 14, 0.82);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.66rem;
}
.article-layout { display: grid; grid-template-columns: 220px minmax(0, 760px); justify-content: center; gap: clamp(40px, 7vw, 96px); }
.article-context { align-self: start; display: grid; gap: 24px; padding-top: 8px; }
.article-context > div { display: grid; gap: 8px; padding-top: 16px; border-top: 1px solid var(--line); }
.article-context span { color: #75827c; font-size: 0.64rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.article-context strong,
.article-context a { font-size: 0.8rem; line-height: 1.55; }
.article-context a { color: var(--green-deep); text-underline-offset: 4px; }
.prose { min-width: 0; color: #2f3c36; font-size: clamp(1.02rem, 1.25vw, 1.12rem); line-height: 1.82; }
.prose > *:first-child { margin-top: 0; }
.prose h2,
.prose h3,
.prose h4 { color: var(--ink); letter-spacing: -0.025em; line-height: 1.22; }
.prose h2 { margin: 2.6em 0 0.75em; font-size: clamp(1.7rem, 3vw, 2.5rem); }
.prose h3 { margin: 2.2em 0 0.7em; font-size: clamp(1.35rem, 2.2vw, 1.8rem); }
.prose p,
.prose ul,
.prose ol,
.prose blockquote { margin: 0 0 1.45em; }
.prose a { color: var(--green-deep); font-weight: 600; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.prose blockquote { padding: 20px 24px; border-left: 4px solid var(--green); border-radius: 0 14px 14px 0; background: #eef6f2; color: #405049; }
.prose code { padding: 0.1em 0.3em; border-radius: 5px; background: #e4e9e6; font-size: 0.84em; }
.prose pre { max-width: 100%; padding: 24px; overflow-x: auto; border-radius: 14px; background: var(--ink-strong); color: #eafff3; font-size: 0.8em; }

.article-links,
.related { max-width: 1080px; margin: clamp(70px, 9vw, 120px) auto 0; }
.article-links {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(300px, 1.15fr);
  gap: 56px;
  padding: 44px;
  border-radius: 22px;
  background: linear-gradient(135deg, #14382f, #07120e);
  color: #fff;
}
.article-links h2 { margin: 0; font-size: clamp(1.75rem, 3.5vw, 2.8rem); line-height: 1.14; }
.link-list { display: grid; }
.link-list a {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.82rem;
  text-decoration: none;
}
.link-list a:hover,
.link-list a:focus-visible { color: var(--green-bright); }

.not-found { min-height: 62vh; padding: 14vh 24px; text-align: center; }
.not-found > p { color: var(--green-deep); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.not-found h1 { max-width: 720px; margin: 16px auto 28px; font-size: clamp(2rem, 4vw, 3.6rem); line-height: 1.12; }

.site-footer { padding: 64px 24px 28px; border-top: 1px solid rgba(0, 168, 89, 0.26); background: #101714; color: #fff; }
.site-footer__inner,
.footer-legal { width: min(1232px, 100%); margin: 0 auto; }
.site-footer__inner { display: grid; grid-template-columns: 1.15fr 0.8fr 0.8fr 1.25fr; gap: clamp(32px, 5vw, 64px); }
.footer-brand img { width: 154px; height: auto; }
.footer-brand > p,
.footer-contact span { color: rgba(255, 255, 255, 0.68); font-size: 0.78rem; line-height: 1.7; }
.footer-social { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.footer-social a {
  padding: 7px 9px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.65rem;
  text-decoration: none;
}
.footer-column { display: flex; align-items: flex-start; flex-direction: column; gap: 11px; }
.footer-column strong { margin-bottom: 8px; font-size: 0.76rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.footer-column a { color: rgba(255, 255, 255, 0.72); font-size: 0.78rem; text-decoration: none; }
.footer-column a:hover,
.footer-column a:focus-visible,
.footer-social a:hover,
.footer-social a:focus-visible { color: #fff; }
.footer-legal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 46px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.48);
  font-size: 0.67rem;
}
.footer-legal p { margin: 0; }
.footer-legal div { display: flex; gap: 20px; }
.footer-legal a { text-decoration: none; }

:focus-visible { outline: 3px solid var(--green-bright); outline-offset: 4px; }

@media (max-width: 1120px) {
  .site-nav { display: none; }
  .header-cta { display: inline-flex; }
  .expertise-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 800px) {
  .site-header,
  .site-header__inner { min-height: 80px; }
  .brand img { width: 136px; height: 52px; }
  .blog-hero { min-height: 650px; padding: 126px 20px 64px; }
  .blog-hero__topics { margin-top: 32px; }
  .post-card--featured { grid-template-columns: 1fr; }
  .post-card--featured .post-card__image { min-height: 320px; }
  .empty-state { grid-template-columns: 1fr; }
  .empty-state__mark { width: 92px; height: 92px; padding: 27px; }
  .regional-cta,
  .article-links { grid-template-columns: 1fr; }
  .regional-cta__actions { grid-template-columns: repeat(2, minmax(0, auto)); justify-content: start; }
  .article-layout { grid-template-columns: 1fr; }
  .article-context { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-legal { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .site-header__inner { width: calc(100% - 28px); }
  .brand img { width: 116px; height: 44px; }
  .header-cta { min-height: 40px; padding: 9px 12px; font-size: 0.68rem; }
  .blog-hero { min-height: 620px; padding-inline: 18px; }
  .blog-hero h1 { font-size: clamp(2rem, 8.5vw, 2.5rem); }
  .blog-hero__actions,
  .regional-cta__actions { display: grid; grid-template-columns: 1fr; }
  .blog-hero__actions .button,
  .regional-cta__actions .button { width: 100%; }
  .blog-hero__topics span { font-size: 0.65rem; }
  .blog-content,
  .article-page { padding-inline: 16px; }
  .empty-state { padding: 28px 22px; border-radius: 18px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .expertise-grid,
  .post-grid { grid-template-columns: 1fr; }
  .expertise-grid > a { min-height: 210px; }
  .regional-cta { width: calc(100% - 32px); padding: 36px 24px; border-radius: 18px; }
  .article-header h1 { font-size: clamp(2.1rem, 10vw, 3rem); }
  .article-share { align-items: flex-start; flex-direction: column; }
  .article-share > div { justify-content: flex-start; }
  .article-cover { border-radius: 16px; }
  .article-context { grid-template-columns: 1fr; }
  .article-links { gap: 36px; padding: 30px 22px; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .footer-legal div { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}