/**
 * Post Page Styles - LPG Brasil
 * Estilos específicos da página de post individual
 */

/* ========== POST HEADER ========== */

.post-header {
  position: relative;
  min-height: 50vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.post-header__background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  overflow: hidden;
}

.post-header__image {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
}

.post-header__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 15, 0.75);
  background-image: radial-gradient(
      rgba(255, 255, 255, 0.02) 1px,
      transparent 1px
    ),
    radial-gradient(
      circle at top right,
      rgba(59, 130, 246, 0.15),
      transparent 50%
    ),
    radial-gradient(
      circle at bottom left,
      rgba(139, 92, 246, 0.15),
      transparent 50%
    );
  background-size: 20px 20px, 100% 100%, 100% 100%;
  background-position: 0 0, 0 0, 0 0;
  z-index: 1;
}

.post-header__content {
  position: relative;
  z-index: 2;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.post-header__category {
  display: inline-block;
  background: var(--color-primary);
  color: var(--text-primary);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-lg);
}

.post-header__title {
  font-size: 3rem;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-lg);
}

.post-header__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.post-header__date,
.post-header__reading-time {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--text-secondary);
  font-size: var(--font-size-small);
}

/* ========== POST CONTENT ========== */

.post-content {
  padding: var(--space-4xl) 0;
  background: var(--bg-primary);
}

.post-content__wrapper {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: var(--space-4xl);
  align-items: start;
}

.post-content__main {
  max-width: 800px;
}

.post-content__body {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  box-shadow: var(--shadow-lg);
}

.post-content__intro {
  font-size: 1.25rem;
  line-height: var(--line-height-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--glass-border);
}

.post-content__body h2 {
  font-size: 1.875rem;
  margin-top: var(--space-3xl);
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
  line-height: var(--line-height-tight);
}

.post-content__body h2:first-of-type {
  margin-top: 0;
}

.post-content__body h3 {
  font-size: 1.5rem;
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.post-content__body p {
  font-size: 1.0625rem;
  line-height: var(--line-height-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.post-content__body ul,
.post-content__body ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.post-content__body li {
  font-size: 1.0625rem;
  line-height: var(--line-height-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.post-content__body blockquote {
  position: relative;
  padding: var(--space-lg) var(--space-xl);
  margin: var(--space-2xl) 0;
  background: rgba(59, 130, 246, 0.05);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.post-content__body blockquote p {
  margin: 0;
  font-style: italic;
}

.post-content__link {
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  text-decoration: underline;
  transition: color var(--transition-normal);
}

.post-content__link:hover {
  color: var(--color-primary-hover);
}

/* ========== POST FOOTER ========== */

.post-footer {
  margin-top: var(--space-3xl);
  padding-top: var(--space-3xl);
  border-top: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.post-footer__tags {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.post-footer__tags-label {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.post-footer__tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  color: var(--text-secondary);
  transition: all var(--transition-normal);
}

.post-footer__tag:hover {
  background: var(--glass-bg-hover);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.post-footer__share {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.post-footer__share-label {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.post-footer__share-buttons {
  display: flex;
  gap: var(--space-sm);
}

.post-footer__share-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all var(--transition-normal);
}

.post-footer__share-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ========== POST SIDEBAR ========== */

.post-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-lg));
}

.sidebar-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-lg);
}

.sidebar-card__title {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
}

.sidebar-card__description {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-lg);
}

/* Sidebar CTA */

.sidebar-cta {
  background: linear-gradient(
    135deg,
    rgba(59, 130, 246, 0.1),
    rgba(139, 92, 246, 0.1)
  );
  border-color: var(--color-primary);
}

/* Sidebar Posts */

.sidebar-posts {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.sidebar-post {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.sidebar-post:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateX(4px);
}

.sidebar-post__image {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-secondary);
}

.sidebar-post__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar-post__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.sidebar-post__title {
  font-size: 0.9375rem;
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  line-height: 1.4;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sidebar-post__date {
  font-size: var(--font-size-small);
  color: var(--text-tertiary);
}

/* ========== PRODUTOS RELACIONADOS ========== */

.related-products {
  position: relative;
  background: var(--bg-secondary);
}

.related-products::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-primary) 50%,
    transparent 100%
  );
}

.related-products .section__description {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  max-width: 600px;
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-3xl);
}

/* ========== RESPONSIVE ========== */

@media (max-width: 1024px) {
  .post-content__wrapper {
    grid-template-columns: 1fr;
  }

  .post-sidebar {
    position: relative;
    top: auto;
    max-width: 600px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .post-header {
    min-height: 45vh;
  }

  .post-header__title {
    font-size: 2rem;
  }

  .post-header__meta {
    gap: var(--space-md);
  }

  .post-content {
    padding: var(--space-3xl) 0;
  }

  .post-content__body {
    padding: var(--space-xl);
  }

  .post-content__intro {
    font-size: 1.125rem;
  }

  .post-content__body h2 {
    font-size: 1.5rem;
    margin-top: var(--space-2xl);
  }

  .post-content__body h3 {
    font-size: 1.25rem;
  }

  .post-content__body p,
  .post-content__body li {
    font-size: 1rem;
  }

  .post-footer {
    margin-top: var(--space-2xl);
    padding-top: var(--space-2xl);
  }

  .post-footer__tags,
  .post-footer__share {
    flex-direction: column;
    align-items: flex-start;
  }

  .sidebar-card {
    padding: var(--space-lg);
  }
}

@media (max-width: 640px) {
  .post-header {
    min-height: 40vh;
  }

  .post-header__title {
    font-size: 1.75rem;
  }

  .post-content__body {
    padding: var(--space-lg);
  }

  .sidebar-post {
    flex-direction: column;
  }

  .sidebar-post__image {
    width: 100%;
    height: 160px;
  }
}