/* blog.css — estilos do blog (listagem + post individual) */

/* --- Listagem --- */
.blog-listing {
  padding: 6rem 0 8rem;
}

.blog-listing__header {
  margin-bottom: 4rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.blog-listing__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.blog-listing__sub {
  color: var(--ink-muted);
  font-size: 1rem;
}

.blog-listing__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem 2.5rem;
  align-items: start;
}

.blog-listing__item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.blog-listing__date {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--ink-dim);
  letter-spacing: 0.04em;
}

.blog-listing__post-title {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 400;
  line-height: 1.2;
}

.blog-listing__post-title a {
  text-decoration: none;
  color: inherit;
  transition: opacity 0.15s;
}

.blog-listing__post-title a:hover { opacity: 0.7; }

.blog-listing__excerpt {
  color: var(--ink-muted);
  line-height: 1.6;
}

.blog-listing__read {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: inherit;
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.15s;
}

.blog-listing__read:hover { opacity: 1; }

.blog-listing__empty {
  color: var(--ink-dim);
  font-style: italic;
}

/* --- Post individual --- */
.blog-post {
  padding: 4rem 0 8rem;
}

.blog-post__container {
  max-width: 720px;
}

.blog-post__header {
  margin-bottom: 3rem;
}

.blog-post__meta {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--ink-dim);
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}

.blog-post__title {
  font-size: clamp(1.75rem, 5vw, 3rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.blog-post__body {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--ink-muted);
}

.blog-post__body h2 {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--ink);
  margin: 2.5rem 0 0.75rem;
}

.blog-post__body h3 {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  margin: 2rem 0 0.5rem;
}

.blog-post__body p { margin-bottom: 1.25rem; }

.blog-post__body ul,
.blog-post__body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.blog-post__body li { margin-bottom: 0.5rem; }

.blog-post__body hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 2.5rem 0;
}

.blog-post__body strong {
  color: var(--ink);
  font-weight: 500;
}

.blog-post__body a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--gold-line);
}

.blog-post__body a:hover {
  text-decoration-color: var(--gold);
}

.blog-post__body blockquote {
  border-left: 3px solid var(--gold);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: var(--ink);
  font-size: 1.125rem;
  font-weight: 500;
  font-style: italic;
  line-height: 1.6;
}

.blog-post__body iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 4px;
  margin: 2rem 0;
}

.blog-post__body code {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875em;
  background: var(--bg-3);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

/* cover do post individual */
.blog-post__cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 6px;
  display: block;
  margin-bottom: 3rem;
}

/* thumbnail na listagem */
.blog-listing__thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 4px;
  display: block;
  transition: opacity 0.15s;
}

.blog-listing__thumb:hover { opacity: 0.8; }

.blog-listing__thumb-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
}

@media (max-width: 760px) {
  .blog-listing__list {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

/* --- Topbar do post (regras de .case-topbar usadas por blog/post.jsx) --- */
.case-topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 10, 11, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.case-topbar__row {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 64px;
}

.case-topbar__back {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color 160ms ease, gap 200ms ease;
}

.case-topbar__back:hover { color: var(--gold); gap: 14px; }

.case-topbar__crumb {
  margin-left: auto;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.case-topbar__study {
  font-size: 9px;
  letter-spacing: 0.24em;
  color: var(--ink-dim);
  opacity: 0.55;
}

@media (max-width: 640px) {
  .case-topbar__study { font-size: 8.5px; }
}