/* PAGE-BLOG-POST.CSS — painted glass theme, no backdrop-filter */

/* ══ BP-* BLOG POST LAYOUT ══ */

.bp-wrap {
  padding-top: calc(var(--nav-height) + 3rem);
  padding-bottom: 4rem;
}

.bp-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Back link */
.bp-back {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.83rem; font-weight: 600; color: var(--text-muted);
  margin-bottom: 2rem;
  transition: color 0.18s, gap 0.18s;
  font-family: var(--font-mono);
}
.bp-back:hover { color: hsl(230,75%,55%); gap: 0.75rem; }
.bp-back svg { stroke: currentColor; fill: none; flex-shrink: 0; }

/* Hero image */
.bp-hero-img {
  position: relative; border-radius: 20px; overflow: hidden;
  margin-bottom: 2rem;
  box-shadow: 0 8px 32px rgba(60,70,140,0.13);
  border: 1px solid rgba(200,210,240,0.35);
  aspect-ratio: 16/9;
  background: hsla(230,75%,55%,0.06);
}
.bp-hero-img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}

/* Category badge on hero */
.bp-cat-badge {
  position: absolute; top: 1rem; left: 1rem;
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  padding: 0.22rem 0.72rem; border-radius: 999px;
}
.bp-cat-badge.personal  { color: hsl(260,65%,55%); background: hsla(260,70%,58%,0.18); border: 1px solid hsla(260,70%,58%,0.28); }
.bp-cat-badge.technical { color: hsl(230,75%,55%); background: hsla(230,75%,55%,0.18); border: 1px solid hsla(230,75%,55%,0.28); }

/* Post header */
.bp-header { margin-bottom: 2rem; }

.bp-meta {
  display: flex; align-items: center; gap: 0.55rem; flex-wrap: wrap;
  font-size: 0.76rem; color: var(--text-muted); font-family: var(--font-mono);
  margin-bottom: 0.9rem;
}
.bp-dot { opacity: 0.4; }

.bp-title {
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  font-weight: 800; letter-spacing: -0.025em; line-height: 1.15;
  color: var(--text-primary); margin-bottom: 1rem;
}

.bp-tags { display: flex; flex-wrap: wrap; gap: 0.38rem; }
.bp-tag {
  font-size: 0.68rem; font-weight: 600;
  color: hsl(230,70%,42%);
  background: hsla(230,75%,55%,0.08); border: 1px solid hsla(230,75%,55%,0.14);
  padding: 0.15rem 0.58rem; border-radius: 999px;
}

/* Content body — painted glass card */
.bp-content {
  padding: 2.4rem 2.6rem;
  border-radius: 24px;
  background: rgba(255,255,255,0.58); border: 1px solid rgba(255,255,255,0.88);
  box-shadow: 0 1px 0 rgba(255,255,255,0.96) inset, 0 8px 28px rgba(60,70,140,0.10);
  position: relative; overflow: hidden; contain: paint; transform: translateZ(0);
  margin-bottom: 2rem;
}
.bp-content::before {
  content: ''; position: absolute; inset: 0;
  background: var(--glass-specular), var(--glass-iridescent);
  pointer-events: none; z-index: 0;
}
.bp-content::after {
  content: ''; position: absolute; top: 0; left: 8%; right: 8%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,1) 50%, transparent);
  pointer-events: none; z-index: 10;
}
.bp-content > * { position: relative; z-index: 1; }

/* Lead paragraph */
.bp-lead {
  font-size: 1.08rem; color: var(--text-secondary);
  line-height: 1.80; margin-bottom: 1.6rem;
  font-weight: 500;
  border-left: 3px solid hsl(230,75%,55%);
  padding-left: 1.2rem;
}

/* Headings inside content */
.bp-content h2 {
  font-size: 1.35rem; font-weight: 700; margin: 2rem 0 0.75rem;
  letter-spacing: -0.02em; color: var(--text-primary);
}
.bp-content h3 {
  font-size: 1.08rem; font-weight: 700; margin: 1.5rem 0 0.55rem;
  color: var(--text-primary);
}

/* Body paragraphs */
.bp-content p {
  font-size: 0.96rem; color: var(--text-secondary);
  line-height: 1.84; margin-bottom: 1rem;
}
.bp-content p strong { color: var(--text-primary); font-weight: 700; }

/* Lists */
.bp-content ul, .bp-content ol {
  margin: 0.8rem 0 1.1rem 1.4rem;
}
.bp-content li {
  font-size: 0.94rem; color: var(--text-secondary);
  line-height: 1.76; margin-bottom: 0.4rem;
}
.bp-content li strong { color: var(--text-primary); }

/* Inline code */
.bp-content code {
  font-family: var(--font-mono); font-size: 0.84em;
  background: hsla(230,75%,55%,0.08); color: hsl(230,65%,48%);
  padding: 0.12em 0.45em; border-radius: 5px;
  border: 1px solid hsla(230,75%,55%,0.14);
}

/* Code block */
.bp-content pre {
  background: rgba(240,242,252,0.88); border-radius: 12px;
  padding: 1.4rem 1.6rem; overflow-x: auto; margin: 1.2rem 0;
  border: 1px solid rgba(200,210,240,0.45);
}
.bp-content pre code {
  background: none; border: none; padding: 0;
  color: var(--text-primary); font-size: 0.87rem;
}

/* Blockquote */
.bp-quote {
  border-left: 3px solid hsl(230,75%,55%); margin: 1.6rem 0;
  padding: 1rem 1.4rem;
  background: hsla(230,75%,55%,0.05); border-radius: 0 12px 12px 0;
  color: var(--text-secondary); font-style: italic; font-size: 1rem;
  line-height: 1.75;
}

/* Horizontal rule */
.bp-content hr {
  border: none; height: 1px;
  background: rgba(200,210,240,0.40); margin: 2rem 0;
}

/* Links inside content */
.bp-content a {
  color: hsl(230,75%,55%);
  text-decoration: underline;
  text-decoration-color: hsla(230,75%,55%,0.30);
}
.bp-content a:hover { text-decoration-color: hsl(230,75%,55%); }

/* Call-to-action box */
.bp-cta-box {
  margin-top: 2rem; padding: 1.6rem 2rem; border-radius: 16px;
  background: hsla(230,75%,55%,0.07);
  border: 1px solid hsla(230,75%,55%,0.18);
  text-align: center;
}
.bp-cta-box p {
  margin-bottom: 1rem;
  font-size: 0.93rem; color: var(--text-secondary);
}

/* Author card */
.bp-author {
  display: flex; align-items: center; gap: 1.2rem;
  padding: 1.5rem 1.8rem; border-radius: 18px;
  background: rgba(255,255,255,0.58); border: 1px solid rgba(255,255,255,0.88);
  box-shadow: 0 1px 0 rgba(255,255,255,0.96) inset, 0 6px 20px rgba(60,70,140,0.08);
  margin-bottom: 2.5rem;
  position: relative; overflow: hidden; contain: paint; transform: translateZ(0);
}
.bp-author::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.28) 0%, transparent 55%);
  pointer-events: none; z-index: 0;
}
.bp-author > * { position: relative; z-index: 1; }

.bp-author-monogram {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  background: var(--grad-primary);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 1rem; font-weight: 800; color: #fff;
}

.bp-author-info {
  display: flex; flex-direction: column; gap: 3px;
}
.bp-author-info strong { font-size: 0.93rem; font-weight: 700; color: var(--text-primary); }
.bp-author-info span   { font-size: 0.78rem; color: var(--text-muted); }
.bp-author-links {
  display: flex; gap: 0.65rem; margin-top: 0.4rem; flex-wrap: wrap;
}
.bp-author-links a {
  font-size: 0.76rem; font-weight: 600; color: hsl(230,75%,55%);
  text-decoration: none;
}
.bp-author-links a:hover { text-decoration: underline; }

/* Related posts */
.bp-related {
  padding: 2rem 2.2rem; border-radius: 22px;
  background: rgba(255,255,255,0.58); border: 1px solid rgba(255,255,255,0.88);
  box-shadow: 0 1px 0 rgba(255,255,255,0.96) inset, 0 6px 20px rgba(60,70,140,0.08);
  position: relative; overflow: hidden; contain: paint; transform: translateZ(0);
}
.bp-related::before {
  content: ''; position: absolute; inset: 0;
  background: var(--glass-specular);
  pointer-events: none; z-index: 0;
}
.bp-related > * { position: relative; z-index: 1; }

.bp-related-title {
  font-size: 1rem; font-weight: 700; color: var(--text-primary);
  margin-bottom: 1.2rem;
}

.bp-related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }

.bp-related-card {
  display: flex; flex-direction: column; gap: 0;
  border-radius: 14px; overflow: hidden;
  border: 1px solid rgba(200,210,240,0.30);
  background: rgba(255,255,255,0.50);
  transition: transform 0.22s, box-shadow 0.22s;
  text-decoration: none;
}
.bp-related-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(60,70,140,0.12); }
.bp-related-card img {
  width: 100%; height: 120px; object-fit: cover; display: block;
}

.bp-related-info { padding: 0.8rem 0.9rem; }
.bp-related-cat {
  font-size: 0.62rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  color: hsl(230,75%,55%); display: block; margin-bottom: 0.3rem;
}
.bp-related-name {
  font-size: 0.82rem; font-weight: 600; color: var(--text-primary);
  line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ══ LEGACY .post-* CLASSES ══ */

.post-hero {
  position: relative; padding-top: calc(var(--nav-height) + 4.5rem);
  padding-bottom: 3rem; overflow: hidden;
}
.post-hero .container { position: relative; z-index: 2; max-width: 820px; }

.post-breadcrumb {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; color: var(--text-muted); margin-bottom: 1.4rem; font-family: var(--font-mono);
}
.post-breadcrumb a { color: var(--text-muted); transition: color 0.15s; }
.post-breadcrumb a:hover { color: hsl(230,75%,55%); }
.post-breadcrumb span { opacity: 0.5; }

.post-meta { display: flex; align-items: center; gap: 0.65rem; flex-wrap: wrap; margin-bottom: 1.3rem; }
.post-tag { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: hsl(230,75%,55%); background: hsla(230,75%,55%,0.10); border: 1px solid hsla(230,75%,55%,0.18); padding: 0.18rem 0.65rem; border-radius: 999px; }
.post-date, .post-read-time { font-size: 0.73rem; color: var(--text-muted); font-family: var(--font-mono); }

.post-hero h1 { font-size: clamp(1.8rem, 5vw, 3rem); font-weight: 800; letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 1.1rem; }
.post-hero .post-subtitle { font-size: 1rem; color: var(--text-secondary); line-height: 1.78; max-width: 680px; }

.post-body { max-width: 720px; margin: 0 auto; padding-bottom: 4rem; }

/* Article content — painted glass card */
.post-content {
  padding: 2.5rem; border-radius: 24px;
  background: rgba(255,255,255,0.58); border: 1px solid rgba(255,255,255,0.88);
  box-shadow: 0 1px 0 rgba(255,255,255,0.96) inset, 0 8px 28px rgba(60,70,140,0.10);
  position: relative; overflow: hidden; contain: paint; transform: translateZ(0);
}
.post-content::before {
  content: ''; position: absolute; inset: 0;
  background: var(--glass-specular), var(--glass-iridescent);
  pointer-events: none; z-index: 0;
}
.post-content::after {
  content: ''; position: absolute; top: 0; left: 8%; right: 8%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,1) 50%, transparent);
  pointer-events: none; z-index: 10;
}
.post-content > * { position: relative; z-index: 1; }

.post-content h2 { font-size: 1.35rem; font-weight: 700; margin: 2rem 0 0.8rem; letter-spacing: -0.02em; }
.post-content h3 { font-size: 1.1rem; font-weight: 700; margin: 1.5rem 0 0.6rem; }
.post-content p  { font-size: 0.955rem; color: var(--text-secondary); line-height: 1.82; margin-bottom: 1rem; }
.post-content strong { color: var(--text-primary); }
.post-content ul, .post-content ol { margin: 0.8rem 0 1rem 1.4rem; }
.post-content li { font-size: 0.94rem; color: var(--text-secondary); line-height: 1.75; margin-bottom: 0.35rem; }
.post-content code {
  font-family: var(--font-mono); font-size: 0.84em;
  background: hsla(230,75%,55%,0.08); color: hsl(230,65%,48%);
  padding: 0.12em 0.45em; border-radius: 5px; border: 1px solid hsla(230,75%,55%,0.14);
}
.post-content pre {
  background: rgba(240,242,252,0.85); border-radius: 12px;
  padding: 1.4rem 1.6rem; overflow-x: auto; margin: 1.2rem 0;
  border: 1px solid rgba(200,210,240,0.45);
}
.post-content pre code { background: none; border: none; padding: 0; color: var(--text-primary); font-size: 0.88rem; }
.post-content blockquote {
  border-left: 3px solid hsl(230,75%,55%); margin: 1.4rem 0; padding: 0.9rem 1.4rem;
  background: hsla(230,75%,55%,0.05); border-radius: 0 12px 12px 0;
  color: var(--text-secondary); font-style: italic; font-size: 0.95rem;
}
.post-content hr { border: none; height: 1px; background: rgba(200,210,240,0.40); margin: 2rem 0; }
.post-content a { color: hsl(230,75%,55%); text-decoration: underline; text-decoration-color: hsla(230,75%,55%,0.3); }
.post-content a:hover { text-decoration-color: hsl(230,75%,55%); }

/* Post footer — painted glass */
.post-footer {
  margin-top: 2.5rem; padding: 1.5rem 2rem; border-radius: 18px;
  background: rgba(255,255,255,0.58); border: 1px solid rgba(255,255,255,0.88);
  box-shadow: 0 1px 0 rgba(255,255,255,0.96) inset, 0 6px 20px rgba(60,70,140,0.08);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  position: relative; overflow: hidden; contain: paint; transform: translateZ(0);
}
.post-footer::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.28) 0%, transparent 55%);
  pointer-events: none; z-index: 0;
}
.post-footer > * { position: relative; z-index: 1; }
.post-footer-label { font-size: 0.8rem; color: var(--text-muted); }
.post-footer-links { display: flex; gap: 0.65rem; flex-wrap: wrap; }

/* ══ RESPONSIVE ══ */
@media (max-width: 640px) {
  .bp-content { padding: 1.5rem 1.2rem; }
  .bp-related-grid { grid-template-columns: 1fr; }
  .bp-author { flex-direction: column; align-items: flex-start; }
  .post-content { padding: 1.6rem 1.2rem; }
  .post-footer { flex-direction: column; }
}