/* ============================================================
   Lars Walter – Fine Art Photography
   blog.css  |  ergänzt style.css (Übersicht + Einzelbeitrag)
   ============================================================ */

/* ---------- Übersicht: Kategorie-Filter ---------- */
.blog-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 32px 48px 8px;
}

.blog-filter__btn {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
  padding: 8px 14px;
  border: 1px solid var(--light-gray);
  background: transparent;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition);
}

.blog-filter__btn:hover { color: var(--dark); }

.blog-filter__btn.active {
  color: var(--dark);
  border-color: var(--dark);
}

/* ---------- Übersicht: Beitragsliste ---------- */
.blog-list {
  padding: 28px 48px 120px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 56px 40px;
}

.post-card { display: block; color: inherit; }

.post-card__media {
  position: relative;
  overflow: hidden;
  background: var(--off-white);
  aspect-ratio: 3 / 2;
}

.post-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease, transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.post-card__media img.loaded { opacity: 1; }
.post-card:hover .post-card__media img { transform: scale(1.04); }

.post-card__meta {
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin: 18px 0 8px;
}

.post-card__title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  line-height: 1.25;
  color: var(--dark);
}

.post-card__excerpt {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--dark);
  opacity: 0.72;
  margin-top: 10px;
}

/* ---------- Einzelbeitrag ---------- */
.post {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

.post-header {
  max-width: 760px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + 72px) 24px 0;
}

.post-header__label {
  font-family: var(--font-sans);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 20px;
}

.post-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--dark);
}

.post-date {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-top: 20px;
}

.post-hero {
  max-width: 760px;
  margin: 40px auto 0;
  padding: 0 24px;
}

.post-hero img { width: 100%; }

/* ---------- Artikel-Typografie ---------- */
.post-body {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--dark);
  padding-top: 40px;
}

.post-body > *:first-child { margin-top: 0; }
.post-body p { margin: 0 0 1.4em; }

.post-body h2 {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 400;
  line-height: 1.3;
  margin: 2em 0 0.6em;
}

.post-body h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 400;
  margin: 1.8em 0 0.5em;
}

.post-body a {
  color: var(--dark);
  border-bottom: 1px solid var(--mid-gray);
  transition: border-color var(--transition);
}

.post-body a:hover { border-color: var(--dark); }
.post-body strong { font-weight: 600; }
.post-body em { font-style: italic; }

.post-body ul, .post-body ol { margin: 0 0 1.4em 1.2em; }
.post-body li { margin: 0.4em 0; }

.post-body blockquote {
  margin: 1.8em 0;
  padding-left: 24px;
  border-left: 2px solid var(--light-gray);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--dark);
}

.post-body figure { margin: 2.4em 0; }
.post-body img { width: 100%; }

.post-body figcaption {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--mid-gray);
  margin-top: 10px;
  text-align: center;
}

.post-body hr {
  border: 0;
  border-top: 1px solid var(--light-gray);
  margin: 2.8em 0;
}

.post-body pre {
  background: var(--off-white);
  padding: 16px;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.6;
  margin: 0 0 1.4em;
}

.post-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85em;
}

.post-body video { width: 100%; margin: 2.4em 0; }

/* Galerien */
.post-body .post-gallery {
  display: grid;
  gap: 12px;
  margin: 2.4em 0;
}

.post-body .post-gallery { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.post-body .post-gallery[data-cols="1"] { grid-template-columns: 1fr; }
.post-body .post-gallery[data-cols="2"] { grid-template-columns: repeat(2, 1fr); }
.post-body .post-gallery[data-cols="3"] { grid-template-columns: repeat(3, 1fr); }
.post-body .post-gallery figure { margin: 0; }
.post-body .post-gallery img { height: 100%; object-fit: cover; }

/* YouTube-Linkkarte */
.post-body .post-ytcard {
  padding: 16px 20px;
  border: 1px solid var(--light-gray);
  margin: 2.4em 0;
}

.post-body .post-ytcard a {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: none;
  color: var(--mid-gray);
}

.post-body .post-ytcard a:hover { color: var(--dark); }

/* Übersetzungs-Hinweis (Phase B) */
.post-note {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  color: var(--mid-gray);
  background: var(--off-white);
  padding: 12px 16px;
  margin-bottom: 32px;
  border-left: 2px solid var(--light-gray);
}

/* Fuß-Navigation */
.post-nav {
  max-width: 760px;
  margin: 72px auto 0;
  padding: 28px 24px 0;
  border-top: 1px solid var(--light-gray);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.post-nav a {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mid-gray);
  transition: color var(--transition);
}

.post-nav a:hover { color: var(--dark); }

/* ---------- Mobile ---------- */
@media (max-width: 768px) {
  .blog-filter { padding: 24px 20px 4px; }

  .blog-list {
    padding: 24px 20px 80px;
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .post-header { padding: calc(var(--nav-height) + 40px) 20px 0; }
  .post, .post-hero { padding-left: 20px; padding-right: 20px; }
  .post-hero { margin-top: 28px; }
  .post-nav { padding-left: 20px; padding-right: 20px; }

  .post-body .post-gallery[data-cols="2"],
  .post-body .post-gallery[data-cols="3"] {
    grid-template-columns: repeat(2, 1fr);
  }
  .post-body .post-gallery { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}