/* ============================================
   SGL – Artigos & Saúde | Styles
   ============================================ */

/* ---- Hero ---- */
.articles-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--accent) 100%);
  padding: calc(var(--navbar-height) + 3rem) 0 3rem;
  position: relative;
  overflow: hidden;
  color: var(--white);
}
.articles-hero .hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.05) 0%, transparent 60%),
                    radial-gradient(circle at 80% 20%, rgba(0,188,212,0.15) 0%, transparent 50%);
  pointer-events: none;
}
.articles-hero .container { position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.25);
  padding: .4rem 1rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  margin-bottom: 1.25rem;
}
.articles-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--font-extrabold);
  line-height: 1.15;
  margin-bottom: 1rem;
}
.gradient-text {
  background: linear-gradient(90deg, #fff 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.articles-hero p {
  font-size: var(--text-lg);
  opacity: .85;
  max-width: 600px;
  margin-bottom: 2rem;
}
.hero-search-bar {
  display: flex;
  gap: .75rem;
  max-width: 660px;
  margin-bottom: 1.5rem;
}
.search-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  gap: .75rem;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: var(--radius-full);
  padding: .75rem 1.25rem;
  transition: var(--transition);
}
.search-input-wrap:focus-within {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.6);
}
.search-input-wrap i { color: rgba(255,255,255,0.7); font-size: 1rem; }
.search-input-wrap input {
  flex: 1;
  background: none;
  border: none;
  color: #fff;
  font-size: var(--text-base);
}
.search-input-wrap input::placeholder { color: rgba(255,255,255,0.6); }
.btn-search {
  background: var(--white);
  color: var(--primary);
  font-weight: var(--font-bold);
  padding: .75rem 1.75rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  font-size: var(--text-sm);
  transition: var(--transition);
  white-space: nowrap;
}
.btn-search:hover { background: var(--primary-lighter); }

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}
.hero-tag {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  padding: .35rem .9rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: var(--transition);
}
.hero-tag:hover, .hero-tag.active {
  background: rgba(255,255,255,0.28);
  border-color: rgba(255,255,255,0.5);
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.2);
}
.stat-item { display: flex; flex-direction: column; align-items: center; gap: .2rem; }
.stat-num { font-size: var(--text-2xl); font-weight: var(--font-extrabold); }
.stat-item span:last-child { font-size: var(--text-xs); opacity: .75; text-transform: uppercase; letter-spacing: .05em; }
.stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.25); }

/* ---- Filters Bar ---- */
.filters-bar {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: var(--navbar-height);
  z-index: var(--z-sticky);
  box-shadow: var(--shadow-sm);
}
.filters-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 0;
  overflow-x: auto;
}
.filters-left {
  display: flex;
  gap: .5rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.filters-left::-webkit-scrollbar { display: none; }
.filter-chip {
  white-space: nowrap;
  padding: .4rem .9rem;
  border-radius: var(--radius-full);
  border: 1.5px solid var(--gray-200);
  background: none;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--gray-600);
  cursor: pointer;
  transition: var(--transition);
}
.filter-chip:hover { border-color: var(--primary); color: var(--primary); }
.filter-chip.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.sort-select {
  padding: .4rem .75rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  color: var(--gray-700);
  background: var(--white);
  cursor: pointer;
}
.sort-select:focus { border-color: var(--primary); }

/* ---- Main Layout ---- */
.articles-main { padding: 2.5rem 0 4rem; }
.articles-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
  align-items: start;
}

/* ---- Featured Article ---- */
.featured-article {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--white);
  margin-bottom: 2rem;
  min-height: 320px;
  transition: var(--transition);
}
.featured-article:hover { transform: translateY(-3px); box-shadow: 0 25px 50px rgba(0,0,0,0.15); }
.featured-img-wrap { position: relative; min-height: 280px; }
.featured-img { width: 100%; height: 100%; min-height: 280px; }
.featured-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(255,255,255,0.92);
  padding: .3rem .8rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--primary);
  z-index: 1;
}
.featured-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.featured-meta { display: flex; align-items: center; gap: .75rem; }
.meta-badge { padding: .25rem .7rem; border-radius: var(--radius-full); font-size: var(--text-xs); font-weight: var(--font-semibold); }
.featured-badge { background: #FFF8E1; color: #F59E0B; }
.meta-read-time { font-size: var(--text-xs); color: var(--gray-500); display: flex; align-items: center; gap: .3rem; }
.featured-title {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--gray-900);
  line-height: 1.35;
}
.featured-excerpt { font-size: var(--text-sm); color: var(--gray-600); line-height: 1.65; flex: 1; }
.featured-author { display: flex; align-items: center; gap: .75rem; }
.featured-avatar {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: var(--primary);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: var(--font-bold); font-size: var(--text-sm);
  flex-shrink: 0;
}
.author-info { display: flex; flex-direction: column; gap: .1rem; }
.author-name { font-size: var(--text-sm); font-weight: var(--font-semibold); color: var(--gray-800); display: flex; align-items: center; gap: .3rem; }
.author-specialty { font-size: var(--text-xs); color: var(--gray-500); }
.verified-icon { color: var(--primary); font-size: .75rem; }
.featured-footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem; padding-top: .5rem; border-top: 1px solid var(--gray-100); }
.article-date { font-size: var(--text-xs); color: var(--gray-400); display: flex; align-items: center; gap: .3rem; }
.article-actions-row { display: flex; align-items: center; gap: .5rem; }
.action-btn {
  display: flex; align-items: center; gap: .3rem;
  padding: .3rem .65rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-200);
  background: none; color: var(--gray-500);
  font-size: var(--text-xs); cursor: pointer;
  transition: var(--transition);
}
.action-btn:hover { border-color: var(--primary); color: var(--primary); }
.action-btn.liked { background: #FEF2F2; border-color: #EF4444; color: #EF4444; }
.btn-read-more {
  background: var(--primary);
  color: #fff;
  padding: .5rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  display: flex; align-items: center; gap: .5rem;
  transition: var(--transition);
}
.btn-read-more:hover { background: var(--primary-dark); }

/* ---- Articles Section Header ---- */
.articles-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}
.articles-section-header h3 { font-size: var(--text-xl); font-weight: var(--font-bold); color: var(--gray-900); }
.articles-count { font-size: var(--text-sm); color: var(--gray-400); }

/* ---- Articles Grid ---- */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}
.article-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
.article-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
}
.article-card-img-placeholder {
  width: 100%;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}
.article-card-body { padding: 1.1rem; flex: 1; display: flex; flex-direction: column; gap: .6rem; }
.article-card-category {
  display: inline-block;
  padding: .2rem .65rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  background: var(--primary-lighter);
  color: var(--primary);
  align-self: flex-start;
}
.article-card-title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--gray-900);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card-excerpt {
  font-size: var(--text-sm);
  color: var(--gray-500);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: .6rem;
  border-top: 1px solid var(--gray-100);
}
.article-card-author { display: flex; align-items: center; gap: .5rem; }
.mini-avatar {
  width: 28px; height: 28px;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-size: .6rem; font-weight: var(--font-bold); color: #fff;
  flex-shrink: 0;
}
.mini-avatar.blue { background: var(--primary); }
.mini-avatar.green { background: var(--secondary); }
.mini-avatar.purple { background: #7C3AED; }
.mini-avatar.orange { background: #F97316; }
.mini-avatar.red { background: #EF4444; }
.author-card-name { font-size: var(--text-xs); font-weight: var(--font-medium); color: var(--gray-700); }
.article-read-time { font-size: var(--text-xs); color: var(--gray-400); white-space: nowrap; }
.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1.1rem;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-100);
}
.article-card-stats { display: flex; align-items: center; gap: .75rem; }
.card-stat { display: flex; align-items: center; gap: .25rem; font-size: var(--text-xs); color: var(--gray-400); }
.card-like-btn {
  background: none; border: none; cursor: pointer; font-size: var(--text-xs);
  color: var(--gray-400); display: flex; align-items: center; gap: .25rem;
  padding: .3rem .6rem; border-radius: var(--radius-full);
  transition: var(--transition);
}
.card-like-btn:hover { color: #EF4444; background: #FEF2F2; }
.card-like-btn.liked { color: #EF4444; }

/* ---- Load More ---- */
.load-more-wrap { text-align: center; padding: 1rem 0 2rem; }
.btn-load-more {
  background: var(--white);
  border: 2px solid var(--primary);
  color: var(--primary);
  font-weight: var(--font-semibold);
  padding: .75rem 2rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  font-size: var(--text-sm);
  display: inline-flex; align-items: center; gap: .5rem;
  transition: var(--transition);
}
.btn-load-more:hover { background: var(--primary); color: #fff; }
.btn-load-more:disabled { opacity: .5; cursor: not-allowed; }

/* ---- Sidebar ---- */
.articles-sidebar { display: flex; flex-direction: column; gap: 1.25rem; }
.sidebar-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
}
.sidebar-card-header {
  display: flex; align-items: center; gap: .6rem;
  margin-bottom: 1rem;
  padding-bottom: .75rem;
  border-bottom: 1px solid var(--gray-100);
}
.sidebar-card-header i { color: var(--primary); font-size: 1rem; }
.sidebar-card-header h4 { font-size: var(--text-base); font-weight: var(--font-bold); color: var(--gray-800); }

/* Trending */
.trending-list { display: flex; flex-direction: column; gap: .85rem; }
.trending-item { display: flex; align-items: flex-start; gap: .75rem; }
.trending-num {
  font-size: var(--text-lg);
  font-weight: var(--font-extrabold);
  color: var(--gray-200);
  min-width: 28px;
  line-height: 1;
}
.trending-item:first-child .trending-num { color: var(--primary-lighter); }
.trending-info { display: flex; flex-direction: column; gap: .2rem; }
.trending-title { font-size: var(--text-sm); font-weight: var(--font-medium); color: var(--gray-700); line-height: 1.4; transition: var(--transition); }
.trending-title:hover { color: var(--primary); }
.trending-reads { font-size: var(--text-xs); color: var(--gray-400); }

/* Top Authors */
.top-authors-list { display: flex; flex-direction: column; gap: 1rem; }
.top-author-item { display: flex; align-items: center; gap: .75rem; }
.author-avatar {
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-weight: var(--font-bold); color: #fff; flex-shrink: 0;
}
.sm-avatar { width: 38px; height: 38px; font-size: .75rem; }
.blue-avatar { background: var(--primary); }
.green-avatar { background: var(--secondary); }
.purple-avatar { background: #7C3AED; }
.orange-avatar { background: #F97316; }
.author-details { flex: 1; display: flex; flex-direction: column; gap: .15rem; }
.author-link { font-size: var(--text-sm); font-weight: var(--font-semibold); color: var(--gray-800); display: flex; align-items: center; gap: .3rem; transition: var(--transition); }
.author-link:hover { color: var(--primary); }
.author-articles { font-size: var(--text-xs); color: var(--gray-400); }
.btn-follow-sm {
  padding: .3rem .75rem;
  border: 1.5px solid var(--primary);
  border-radius: var(--radius-full);
  background: none; color: var(--primary);
  font-size: var(--text-xs); font-weight: var(--font-semibold);
  cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.btn-follow-sm:hover, .btn-follow-sm.following { background: var(--primary); color: #fff; }

/* Newsletter */
.newsletter-card {
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 100%);
  text-align: center;
  padding: 1.5rem;
}
.newsletter-icon { font-size: 2rem; color: var(--primary); margin-bottom: .75rem; }
.newsletter-card h4 { font-size: var(--text-base); font-weight: var(--font-bold); color: var(--gray-800); margin-bottom: .5rem; }
.newsletter-card p { font-size: var(--text-sm); color: var(--gray-500); margin-bottom: 1rem; }
.newsletter-form { display: flex; flex-direction: column; gap: .5rem; }
.newsletter-form input {
  padding: .6rem .9rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  background: #fff;
}
.newsletter-form input:focus { border-color: var(--primary); }
.newsletter-form button {
  padding: .6rem;
  background: var(--primary);
  color: #fff; border: none; border-radius: var(--radius);
  font-size: var(--text-sm); font-weight: var(--font-semibold);
  cursor: pointer; transition: var(--transition);
}
.newsletter-form button:hover { background: var(--primary-dark); }

/* CTA Médico */
.cta-medico-card {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff; text-align: center; padding: 1.5rem;
}
.cta-medico-icon { font-size: 2rem; margin-bottom: .75rem; opacity: .9; }
.cta-medico-card h4 { font-size: var(--text-base); font-weight: var(--font-bold); margin-bottom: .5rem; }
.cta-medico-card p { font-size: var(--text-sm); opacity: .85; margin-bottom: 1rem; line-height: 1.5; }
.btn-cta-medico {
  display: inline-block;
  background: #fff; color: var(--primary);
  padding: .6rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: var(--font-bold);
  transition: var(--transition);
}
.btn-cta-medico:hover { background: var(--primary-lighter); }

/* Specialties Cloud */
.specialties-cloud { display: flex; flex-wrap: wrap; gap: .5rem; }
.spec-tag {
  padding: .3rem .75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-200);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--gray-600);
  background: none;
  transition: var(--transition);
  cursor: pointer;
}
.spec-tag:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-lighter); }

/* ---- Article Modal ---- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; visibility: hidden; transition: var(--transition);
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.article-modal-container {
  background: var(--white);
  border-radius: var(--radius-xl);
  max-width: 780px; width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-2xl);
  animation: modalIn .3s ease forwards;
}
@keyframes modalIn { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.modal-close {
  position: sticky; top: 1rem; float: right;
  margin: 1rem 1rem 0 0;
  background: var(--gray-100); border: none;
  width: 36px; height: 36px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray-600); cursor: pointer; font-size: 1rem;
  transition: var(--transition); z-index: 10;
}
.modal-close:hover { background: var(--gray-200); color: var(--gray-900); }
.modal-body { padding: 1.75rem 2rem 2rem; }
.modal-article-header { margin-bottom: 1.5rem; }
.modal-category-badge {
  display: inline-block; padding: .3rem .8rem;
  border-radius: var(--radius-full); font-size: var(--text-xs);
  font-weight: var(--font-semibold); background: var(--primary-lighter);
  color: var(--primary); margin-bottom: .75rem;
}
.modal-title { font-size: var(--text-2xl); font-weight: var(--font-extrabold); color: var(--gray-900); line-height: 1.3; margin-bottom: 1rem; }
.modal-author-bar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .75rem; padding: 1rem; background: var(--gray-50); border-radius: var(--radius); margin-bottom: 1.5rem; }
.modal-author-info { display: flex; align-items: center; gap: .75rem; }
.modal-meta { display: flex; align-items: center; gap: 1rem; }
.modal-meta span { font-size: var(--text-xs); color: var(--gray-400); display: flex; align-items: center; gap: .3rem; }
.modal-content-body { font-size: var(--text-base); color: var(--gray-700); line-height: 1.8; }
.modal-content-body p { margin-bottom: 1.25rem; }
.modal-content-body h3 { font-size: var(--text-lg); font-weight: var(--font-bold); color: var(--gray-900); margin: 1.75rem 0 .75rem; }
.modal-content-body ul { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.modal-content-body ul li { margin-bottom: .5rem; list-style: disc; }
.modal-actions-bar { display: flex; align-items: center; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--gray-100); margin-top: 2rem; }
.modal-action-btn {
  display: flex; align-items: center; gap: .5rem;
  padding: .5rem 1.1rem; border-radius: var(--radius-full);
  border: 1.5px solid var(--gray-200); background: none;
  font-size: var(--text-sm); color: var(--gray-600); cursor: pointer;
  transition: var(--transition);
}
.modal-action-btn:hover { border-color: var(--primary); color: var(--primary); }
.modal-action-btn.liked { border-color: #EF4444; color: #EF4444; background: #FEF2F2; }
.modal-share-btn { margin-left: auto; background: var(--primary); color: #fff; border-color: var(--primary); }
.modal-share-btn:hover { background: var(--primary-dark); }

/* ---- Toast ---- */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: var(--z-toast); display: flex; flex-direction: column; gap: .6rem; }
.toast {
  background: var(--gray-900); color: #fff;
  padding: .75rem 1.25rem; border-radius: var(--radius-lg);
  font-size: var(--text-sm); display: flex; align-items: center; gap: .6rem;
  box-shadow: var(--shadow-xl);
  animation: toastIn .3s ease, toastOut .3s ease 2.7s forwards;
  max-width: 320px;
}
.toast.success { background: var(--success); }
.toast.error { background: var(--error); }
@keyframes toastIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes toastOut { from { opacity: 1; } to { opacity: 0; transform: translateX(100%); } }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .articles-layout { grid-template-columns: 1fr; }
  .articles-sidebar { display: grid; grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .featured-article { grid-template-columns: 1fr; }
  .featured-img-wrap { min-height: 180px; }
  .articles-grid { grid-template-columns: 1fr; }
  .articles-sidebar { grid-template-columns: 1fr; }
  .hero-search-bar { flex-direction: column; }
  .hero-stats { gap: 1rem; }
}
@media (max-width: 480px) {
  .filters-inner { flex-direction: column; align-items: flex-start; gap: .75rem; }
  .modal-body { padding: 1.25rem; }
}