/**
 * blog-article.css
 * Centraliza estilos visuais e regras de layout usadas neste contexto.
 *
 * O que este arquivo faz:
 * - Define classes e variaveis CSS reutilizadas pelas paginas.
 * - Mantem consistencia visual entre desktop e mobile.
 * - Evita duplicacao de estilos em blocos inline.
 *
 * Por que separar estilos em arquivo dedicado?
 * - Reduz acoplamento entre estrutura HTML e apresentacao.
 * - Facilita manutencao e reduz risco de regressao visual.
 */
/* article.css — Estilos exclusivos dos artigos do blog */

.art-cover {
  width: 100%;
  height: 50vh;
  height: 50svh;
  object-fit: cover;
  object-position: center top;
  display: block;
  margin-top: 0;
  -webkit-mask-image: linear-gradient(180deg, black 0%, black 55%, transparent 100%);
  mask-image: linear-gradient(180deg, black 0%, black 55%, transparent 100%);
}

.art-wrap { max-width: min(860px, 90%); margin: 0 auto; padding: 4rem clamp(1rem, 3vw, 2rem) 8rem; }

.breadcrumb { display: flex; align-items: center; gap: .5rem; font-size: .75rem; color: rgba(254,254,254,.35); margin-bottom: 2.5rem; }
.breadcrumb a { color: rgba(254,254,254,.35); text-decoration: none; transition: color .2s; }
.breadcrumb a:hover { color: var(--green); }
.breadcrumb span { color: var(--green); }

.art-cat { display: inline-block; font-size: .68rem; letter-spacing: .2em; text-transform: uppercase; color: var(--lime); font-weight: 600; margin-bottom: 1rem; }

.art-title { font-family: var(--f-head); font-weight: 800; font-size: clamp(1.9rem, 4vw, 3rem); line-height: 1.12; letter-spacing: -.025em; margin-bottom: 1.5rem; }

.art-meta { display: flex; align-items: center; gap: clamp(.6rem, 2vw, 1.5rem); font-size: .8rem; color: rgba(254,254,254,.35); margin-bottom: 3.5rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(86,213,79,.1); flex-wrap: wrap; }
.art-meta-dot { width: 4px; height: 4px; border-radius: 50%; background: rgba(86,213,79,.4); flex-shrink: 0; }

.art-body { font-size: 1rem; line-height: 1.9; color: rgba(254,254,254,.72); overflow-x: hidden; }
.art-body p { margin-bottom: 1.5rem; }
.art-body h2 { font-family: var(--f-head); font-weight: 700; font-size: 1.5rem; color: var(--white); margin: 3rem 0 1rem; letter-spacing: -.015em; }
.art-body h3 { font-family: var(--f-head); font-weight: 700; font-size: 1.15rem; color: var(--white); margin: 2rem 0 .75rem; }
.art-body ul, .art-body ol { padding-left: 1.5rem; margin-bottom: 1.5rem; }
.art-body li { margin-bottom: .55rem; color: rgba(254,254,254,.65); }
.art-body strong { color: var(--white); font-weight: 600; }
.art-body table { width: 100%; border-collapse: collapse; overflow-x: auto; display: block; max-width: 100%; }
.art-body table th, .art-body table td { padding: .65rem 1rem; border: 1px solid rgba(86,213,79,.14); font-size: .92rem; text-align: left; }
.art-body table th { background: rgba(86,213,79,.07); color: var(--white); font-family: var(--f-head); font-weight: 600; }
.art-body .highlight { background: rgba(186,255,0,.06); border-left: 3px solid var(--lime); padding: 1.25rem 1.5rem; margin: 2rem 0; overflow-x: auto; }
.art-body .highlight p { margin: 0; color: rgba(254,254,254,.8); font-style: italic; }

.art-signature {
  margin-top: 3.4rem;
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 1.5rem;
  align-items: center;
  padding: 1.75rem 1.9rem;
  background:
    radial-gradient(130% 200% at 0% 0%, rgba(86, 213, 79, .09) 0%, transparent 50%),
    rgba(4, 14, 32, .72);
  border: 1px solid rgba(86, 213, 79, .20);
  border-left: 3px solid rgba(86, 213, 79, .60);
  box-shadow:
    0 12px 40px rgba(0, 0, 0, .22),
    0 0 32px rgba(86, 213, 79, .07);
  border-radius: 14px;
}
.art-signature-avatar {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .38), 0 0 0 2px rgba(86, 213, 79, .45), 0 0 16px rgba(86, 213, 79, .14);
  border: 2px solid rgba(86, 213, 79, .50);
  background: #07162f;
  display: block;
  flex-shrink: 0;
}
.art-signature-avatar:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
.art-signature-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 52% 34%;
  transform: scale(1.46);
  transform-origin: center;
  filter: saturate(1.05) contrast(1.04);
  display: block;
}
.art-signature-content {
  display: flex;
  flex-direction: column;
  gap: .55rem;
}
.art-signature-head {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  flex-wrap: wrap;
}
.art-signature-head strong {
  font-family: var(--f-head);
  font-size: 1.12rem;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -.01em;
}
.art-signature-head span {
  font-family: var(--f-head);
  font-size: .78rem;
  font-weight: 600;
  color: var(--green);
  letter-spacing: .03em;
}
.art-signature-content p {
  margin: 0;
  color: rgba(240, 246, 255, .74);
  font-size: .93rem;
  line-height: 1.7;
}

.art-signature:hover {
  border-color: rgba(86, 213, 79, .30);
  border-left-color: rgba(86, 213, 79, .80);
  box-shadow:
    0 16px 44px rgba(0, 0, 0, .26),
    0 0 40px rgba(86, 213, 79, .10);
}

.art-share {
  margin-top: 1rem;
  display: flex;
  align-items: center;
  gap: .9rem;
  flex-wrap: wrap;
}
.art-share-title {
  font-family: var(--f-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--white);
}
.art-share-links {
  display: flex;
  align-items: center;
  gap: .58rem;
}
.art-share-link {
  width: clamp(2.1rem, 5vw, 2.375rem);
  height: clamp(2.1rem, 5vw, 2.375rem);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(254, 254, 254, .9);
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(86, 213, 79, .33);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .03);
  transition: color .2s, border-color .2s, background .2s, transform .2s;
}
.art-share-link:hover {
  color: var(--green);
  border-color: rgba(86, 213, 79, .65);
  background: rgba(86, 213, 79, .1);
  transform: translateY(-1px);
}
.art-share-link svg {
  width: 17px;
  height: 17px;
}

.related {
  max-width: min(860px, 90%); margin: 0 auto;
  padding: clamp(2.5rem, 5vw, 3.5rem) clamp(1rem, 3vw, 2rem) clamp(4rem, 9vw, 6rem);
  position: relative;
}
.related::before {
  content: ''; position: absolute; top: 0; left: clamp(1rem, 3vw, 2rem); right: clamp(1rem, 3vw, 2rem);
  height: 1px; pointer-events: none;
  background: linear-gradient(90deg,
    transparent,
    rgba(86,213,79,.18) 22%,
    rgba(86,213,79,.30) 50%,
    rgba(86,213,79,.18) 78%,
    transparent);
}
.related h4 { font-family: var(--f-head); font-weight: 700; font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--green); margin-bottom: 1.75rem; }
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
.rcard { background: rgba(255,255,255,.02); border: 1px solid rgba(255,255,255,.05); border-top: 2px solid rgba(86,213,79,.18); overflow: hidden; text-decoration: none; color: inherit; display: block; transition: border-top-color .3s, box-shadow .3s; border-radius: var(--r-md); }
.rcard:hover { border-top-color: rgba(86,213,79,.55); box-shadow: 0 6px 18px rgba(0,0,0,.1); }
.rcard img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.rcard-body { padding: 1.25rem; }
.rcard-cat { font-size: .65rem; letter-spacing: .15em; text-transform: uppercase; color: var(--lime); font-weight: 600; margin-bottom: .4rem; }
.rcard-title { font-family: var(--f-head); font-weight: 600; font-size: .95rem; line-height: 1.4; color: var(--white); }

.art-foot-nav { max-width: min(860px, 90%); margin: 0 auto; padding: 0 clamp(1rem, 3vw, 2rem) 2rem; display: flex; justify-content: space-between; gap: 1rem; }
.art-foot-nav a { font-size: .85rem; color: rgba(254,254,254,.38); text-decoration: none; transition: color .2s; }
.art-foot-nav a:hover { color: var(--green); }

.foot-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.foot-links a { font-size: .78rem; color: rgba(254,254,254,.24); text-decoration: none; transition: color .2s; }
.foot-links a:hover { color: var(--green); }

@media (max-width: 1024px) {
  .art-cover {
    height: 50vh;
    height: 50svh;
  }

  .art-wrap {
    padding: 3rem clamp(1rem, 2.5vw, 1.75rem) 5rem;
  }

  .art-signature {
    grid-template-columns: 4.75rem 1fr;
    gap: 1rem;
    padding: 1.2rem 1.15rem;
  }

  .art-signature-avatar {
    width: 4.75rem;
    height: 4.75rem;
  }
}

@media (max-width: 720px) {
  .art-cover {
    height: 50svh;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .art-wrap,
  .related,
  .art-foot-nav {
    padding-left: 1.2rem;
    padding-right: 1.2rem;
  }

  .art-wrap {
    padding-top: 2.3rem;
    padding-bottom: 4rem;
  }

  .breadcrumb {
    flex-wrap: wrap;
    gap: .35rem;
    font-size: .7rem;
    margin-bottom: 1.6rem;
  }

  .art-title {
    font-size: clamp(1.55rem, 8.3vw, 2.25rem);
    line-height: 1.18;
  }

  .art-body {
    font-size: .95rem;
    line-height: 1.75;
  }

  .art-body h2 {
    font-size: 1.26rem;
    margin-top: 2rem;
  }

  .art-body h3 {
    font-size: 1.03rem;
    margin-top: 1.5rem;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .art-signature {
    margin-top: 2.5rem;
    grid-template-columns: 1fr;
    text-align: left;
    gap: .9rem;
    padding: 1rem;
  }

  .art-signature-avatar {
    width: 4.25rem;
    height: 4.25rem;
  }

  .art-signature-head strong {
    font-size: 1rem;
  }

  .art-signature-head span {
    font-size: .86rem;
  }

  .art-signature-content p {
    font-size: .92rem;
    line-height: 1.58;
  }

  .art-signature-links a {
    font-size: .88rem;
  }

  .art-share-title {
    width: 100%;
    font-size: .94rem;
  }

  .art-share-link {
    width: 35px;
    height: 35px;
  }

  .art-foot-nav {
    flex-direction: column;
    gap: .65rem;
  }
}

@media (max-width: 440px) {
  .art-cover {
    height: 50svh;
  }

  .art-wrap,
  .related,
  .art-foot-nav {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .art-meta {
    gap: .45rem;
    margin-bottom: 2rem;
  }

  .art-meta-dot {
    display: none;
  }

  .art-body ul,
  .art-body ol {
    padding-left: 1.2rem;
  }
}

@media (max-width: 560px) {
  .art-wrap { max-width: 100%; }

  .art-title {
    font-size: clamp(1.42rem, 8.2vw, 2rem);
    line-height: 1.2;
  }

  .art-meta {
    padding-bottom: 1.1rem;
    margin-bottom: 1.4rem;
  }

  .art-body {
    font-size: .92rem;
    line-height: 1.72;
  }

  .art-body table th,
  .art-body table td {
    padding: .5rem .65rem;
    font-size: .82rem;
    white-space: nowrap;
  }

  .art-share-links { gap: .42rem; }
}

@media (min-width: 1400px) {
  .art-cover { height: 50vh; height: 50svh; }
  .art-wrap, .related, .art-foot-nav { max-width: min(920px, 88%); }
}