/* ==========================================================================
   Alcântara Advocacia — Artigos (artigos.css)
   ========================================================================== */

/* ── Page Hero ──────────────────────────────────────────────────────────── */
.artigos-hero {
  position: relative;
  background-color: var(--color-primary);
  padding: 160px 0 80px;
  overflow: hidden;
}

.artigos-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 50%, rgba(200,162,91,0.07) 0%, transparent 55%),
    linear-gradient(180deg, rgba(5,10,17,0.5) 0%, transparent 100%);
  pointer-events: none;
}

.artigos-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(11,29,51,0.95) 0%, rgba(5,10,17,0.6) 100%);
  pointer-events: none;
}

.artigos-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.artigos-hero-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 0.9s ease-out 0.2s forwards;
}

.artigos-hero-title {
  font-family: var(--font-serif);
  font-size: 4.5rem;
  font-weight: 600;
  line-height: 1.1;
  color: var(--color-text-light);
  margin-bottom: 20px;
  opacity: 0;
  animation: fadeUp 0.9s ease-out 0.4s forwards;
}

.artigos-hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
  opacity: 0;
  animation: fadeUp 0.9s ease-out 0.6s forwards;
}

.artigos-hero-divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  margin: 0 auto;
  opacity: 0;
  animation: fadeUp 0.9s ease-out 0.8s forwards;
}

/* ── Filter Bar ─────────────────────────────────────────────────────────── */
.artigos-filter-bar {
  background-color: var(--color-secondary);
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
  position: sticky;
  top: 80px;
  z-index: 50;
  backdrop-filter: blur(10px);
}

.filter-pills {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.filter-pill {
  background: none;
  border: 1px solid rgba(200,162,91,0.2);
  color: var(--color-text-muted);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 20px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
}

.filter-pill:hover {
  color: var(--color-accent);
  border-color: rgba(200,162,91,0.5);
}

.filter-pill.active {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

/* ── Articles Grid ──────────────────────────────────────────────────────── */
.artigos-grid-section {
  background-color: var(--color-secondary);
  padding: 80px 0 120px;
}

.artigos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

/* ── Article Card ───────────────────────────────────────────────────────── */
.artigo-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border: 1px solid rgba(255,255,255,0.04);
  border-top: 2px solid rgba(200,162,91,0.25);
  border-radius: 2px;
  overflow: hidden;
  transition: all 0.5s cubic-bezier(0.16,1,0.3,1);
  position: relative;

  /* Scroll reveal — starts hidden */
  opacity: 0;
  transform: translateY(30px);
  cursor: pointer;
}

.artigo-card.card-visible {
  opacity: 1;
  transform: translateY(0);
}

.artigo-card:hover {
  transform: translateY(-6px);
  border-top-color: var(--color-accent);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35), 0 0 0 1px rgba(200,162,91,0.1);
}

/* Featured card variant */
.artigo-card-featured {
  border-top: 2px solid var(--color-accent);
  background: linear-gradient(145deg, rgba(11,29,51,0.6) 0%, var(--color-surface) 60%);
}

.artigo-card-featured:hover {
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), 0 0 30px rgba(200,162,91,0.08);
}

.artigo-card-scientific {
  grid-column: 1 / -1;
  background:
    linear-gradient(145deg, rgba(11,29,51,0.78) 0%, rgba(26,26,26,0.98) 62%),
    var(--color-surface);
}

.artigo-featured-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid rgba(200,162,91,0.3);
  background-color: rgba(200,162,91,0.06);
  padding: 4px 12px;
  border-radius: 2px;
  margin-bottom: 12px;
}

.artigo-featured-badge svg {
  width: 11px;
  height: 11px;
}

/* ── Card Header ────────────────────────────────────────────────────────── */
.artigo-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 28px 0;
  gap: 12px;
}

.artigo-category {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.artigo-category-gold {
  color: var(--color-accent);
}

.artigo-date {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: rgba(160,170,181,0.6);
  flex-shrink: 0;
}

.artigo-date svg {
  width: 12px;
  height: 12px;
}

/* ── Card Body ──────────────────────────────────────────────────────────── */
.artigo-card-body {
  padding: 20px 28px 24px;
  flex: 1;
}

.artigo-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-light);
  line-height: 1.4;
  margin-bottom: 16px;
  transition: color 0.3s ease;
}

.artigo-card:hover .artigo-title {
  color: var(--color-accent);
}

.artigo-excerpt {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  text-align: justify;
  text-justify: inter-word;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.artigo-card-scientific .artigo-excerpt {
  -webkit-line-clamp: 5;
}

.artigo-meta-list {
  display: grid;
  gap: 8px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid rgba(200,162,91,0.16);
  color: var(--color-text-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.artigo-meta-list strong {
  color: var(--color-text-light);
  font-weight: 600;
}

.artigo-meta-list a {
  color: var(--color-accent);
  font-weight: 600;
}

.artigo-citation {
  margin-top: 4px;
}

.artigo-citation summary {
  color: var(--color-accent);
  cursor: pointer;
  font-weight: 600;
}

.artigo-citation p {
  margin-top: 8px;
  color: rgba(160,170,181,0.82);
  font-size: 0.78rem;
  line-height: 1.55;
}

/* ── Card Footer ────────────────────────────────────────────────────────── */
.artigo-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 28px 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
  gap: 16px;
}

.artigo-author {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: rgba(160,170,181,0.6);
}

.artigo-author svg {
  width: 13px;
  height: 13px;
}

.artigo-read-time {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  color: rgba(160,170,181,0.65);
  white-space: nowrap;
}

.artigo-read-time svg {
  width: 13px;
  height: 13px;
}

.artigos-disclaimer {
  margin-top: 42px;
  color: rgba(160,170,181,0.72);
  font-size: 0.86rem;
  text-align: center;
}

.artigo-read-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  transition: all 0.4s cubic-bezier(0.16,1,0.3,1);
  flex-shrink: 0;
}

.artigo-read-btn svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s ease;
}

.artigo-read-btn:hover {
  color: var(--color-text-light);
}

.artigo-read-btn:hover svg {
  transform: translateX(4px);
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .artigos-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .artigo-card-scientific {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .artigos-hero-title {
    font-size: 3rem;
  }
  .artigos-grid {
    grid-template-columns: 1fr;
  }
  .artigos-filter-bar {
    top: 70px;
  }
  .artigo-card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .artigo-card-scientific {
    grid-column: 1 / -1;
  }
  .artigo-card-footer {
    flex-wrap: wrap;
  }
}

/* Mobile polish */
@media (max-width: 768px) {
  .artigos-hero {
    padding: 126px 0 58px;
  }

  .artigos-hero-content {
    max-width: 36rem;
    margin-inline: auto;
  }

  .artigos-hero-tag {
    font-size: 0.72rem;
    letter-spacing: 2px;
    line-height: 1.5;
  }

  .artigos-hero-title {
    font-size: clamp(2.55rem, 13vw, 3.3rem);
  }

  .artigos-hero-desc {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 30px;
  }

  .artigos-filter-bar {
    padding: 14px 0;
    overflow: hidden;
  }

  .filter-pills {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 4px;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .filter-pills::-webkit-scrollbar {
    display: none;
  }

  .filter-pill {
    flex: 0 0 auto;
    scroll-snap-align: start;
    padding: 8px 14px;
    font-size: 0.7rem;
    letter-spacing: 1px;
  }

  .artigos-grid-section {
    padding: 56px 0 82px;
  }

  .artigos-grid {
    gap: 22px;
  }

  .artigo-card-header,
  .artigo-card-body,
  .artigo-card-footer {
    padding-inline: 22px;
  }

  .artigo-category {
    white-space: normal;
    line-height: 1.45;
  }

  .artigo-title {
    font-size: clamp(1.2rem, 5.7vw, 1.48rem);
  }

  .artigo-card-footer {
    align-items: flex-start;
    justify-content: flex-start;
  }

  .artigo-author {
    line-height: 1.45;
  }
}