/* ============================================================
   ALKANAS BLOG – blog.css
   Herda tokens do style.css (linkado antes deste arquivo)
   ============================================================ */

/* ── SITE HEADER (nav standalone para blog) ──────────────── */
.site-header {
  background: var(--dark);
  border-bottom: 1px solid rgba(255,255,255,.08);
  position: sticky;
  top: 0;
  z-index: 100;
}
.site-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header .nav-links a { color: rgba(255,255,255,.7); }
.site-header .nav-links a:hover,
.site-header .nav-links a.active { color: #fff; }

/* ── BLOG HERO ────────────────────────────────────────────── */
.blog-hero {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 60%, #2a0d4a 100%);
  color: #fff;
  padding: 72px 40px 64px;
  text-align: center;
}
.blog-hero__label {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: #a855f7;
  margin-bottom: 16px;
}
.blog-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}
.blog-hero p {
  color: rgba(255,255,255,.6);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── BLOG CONTAINER ───────────────────────────────────────── */
.blog-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 40px 96px;
}

/* ── FILTRO DE TAGS ───────────────────────────────────────── */
.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}
.blog-filter-btn {
  background: var(--gray-light);
  border: 1.5px solid var(--border);
  color: var(--gray);
  font-family: 'Karla', sans-serif;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  cursor: pointer;
  transition: background .18s, color .18s, border-color .18s;
}
.blog-filter-btn:hover,
.blog-filter-btn.active {
  background: var(--purple);
  border-color: var(--purple);
  color: #fff;
}

/* ── BLOG GRID ────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* ── BLOG CARD ────────────────────────────────────────────── */
.blog-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: transform .2s, box-shadow .2s;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(130,10,209,.12);
}

.blog-card__img {
  width: 100%;
  aspect-ratio: 1200 / 630;
  overflow: hidden;
  background: var(--gray-light);
}
.blog-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
  display: block;
}
.blog-card:hover .blog-card__img img { transform: scale(1.04); }

.blog-card__body {
  padding: 24px 28px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}

.blog-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.blog-tag {
  display: inline-block;
  background: rgba(130,10,209,.1);
  color: var(--purple);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 50px;
}

.blog-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--dark);
  margin: 0;
}
.blog-card:hover .blog-card__title { color: var(--purple); }

.blog-card__resumo {
  font-size: .9rem;
  color: var(--gray);
  line-height: 1.65;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: .8rem;
  color: #9ca3af;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ── EMPTY STATE ──────────────────────────────────────────── */
.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--gray);
  padding: 64px 0;
  font-size: .95rem;
}

/* ============================================================
   ARTIGO (template de leitura)
   ============================================================ */
.artigo-wrapper {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 40px 96px;
}

/* Voltar */
.artigo-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .88rem;
  font-weight: 600;
  color: var(--gray);
  text-decoration: none;
  margin-bottom: 40px;
  transition: color .18s;
}
.artigo-back:hover { color: var(--purple); }

/* Tags + meta */
.artigo__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.artigo__title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--dark);
  margin-bottom: 16px;
}
.artigo__meta {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: .85rem;
  color: var(--gray);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}
.artigo__meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
}

/* Capa */
.artigo__capa {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  margin-bottom: 40px;
  display: block;
}

/* Corpo do artigo — tipografia de leitura */
.artigo__body {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #374151;
}
.artigo__body h2 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--dark);
  margin: 2.4em 0 .7em;
  line-height: 1.3;
}
.artigo__body h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin: 1.8em 0 .5em;
  line-height: 1.4;
}
.artigo__body p { margin: 0 0 1.2em; }
.artigo__body strong { color: var(--dark); font-weight: 700; }
.artigo__body em { font-style: italic; }
.artigo__body a {
  color: var(--purple);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.artigo__body a:hover { color: var(--purple-mid); }
.artigo__body ul,
.artigo__body ol {
  padding-left: 1.4em;
  margin: 0 0 1.2em;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.artigo__body ul { list-style: none; padding-left: 0; }
.artigo__body ul li {
  padding-left: 1.4em;
  position: relative;
}
.artigo__body ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--purple);
  font-weight: 700;
}
.artigo__body ol { list-style: decimal; }
.artigo__body blockquote {
  border-left: 3px solid var(--purple);
  padding: 16px 24px;
  margin: 1.6em 0;
  background: var(--purple-subtle);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: #4b5563;
}
.artigo__body hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.4em 0;
}
.artigo__body img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  margin: 1.6em 0;
}
.artigo__body code {
  background: var(--gray-light);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .9em;
  color: var(--purple);
}

/* CTA dentro do artigo */
.artigo__cta-box {
  background: var(--purple-subtle);
  border: 1px solid rgba(130,10,209,.15);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  margin-top: 48px;
}
.artigo__cta-box h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}
.artigo__cta-box p {
  color: var(--gray);
  margin-bottom: 20px;
  font-size: .95rem;
}

/* ── SHARE BAR ───────────────────────────────────────────── */
.artigo__share {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.artigo__share-label {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--gray);
  margin-right: 4px;
}
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: 999px;
  font-family: 'Karla', sans-serif;
  font-size: .85rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: opacity .2s, transform .15s;
}
.share-btn:hover { opacity: .85; transform: translateY(-1px); }
.share-btn--whatsapp {
  background: #25D366;
  color: #fff;
}
.share-btn--copy {
  background: transparent;
  color: var(--dark);
  border: 1.5px solid #ddd;
}
.share-btn--copy.copied {
  border-color: var(--teal);
  color: var(--teal);
}

/* ── LOADING / ERROR ─────────────────────────────────────── */
.blog-loading {
  text-align: center;
  padding: 80px 40px;
  color: var(--gray);
  font-size: .95rem;
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .site-header__inner { padding: 0 20px; }
  .site-header .nav-links { display: none; } /* simplificado em mobile */
  .blog-hero { padding: 56px 20px 48px; }
  .blog-container { padding: 40px 20px 64px; }
  .blog-grid { grid-template-columns: 1fr; gap: 20px; }
  .artigo-wrapper { padding: 40px 20px 64px; }
  .artigo__title { font-size: 1.7rem; }
  .artigo__body { font-size: 1rem; }
  .artigo__body h2 { font-size: 1.3rem; }
}