/* ============================================================
   BLOG PANEL — slide-in reader (no modal/dialog)
   ============================================================ */

.blog-panel-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.blog-panel-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

.blog-panel {
  position: fixed;
  top: 0; right: 0;
  height: 100%;
  width: min(720px, 100%);
  z-index: 400;
  background: var(--bg);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.5s var(--ease-out);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.blog-panel.open {
  transform: translateX(0);
}

.blog-panel-inner {
  padding: 3rem clamp(1.5rem, 5vw, 3.5rem) 5rem;
  max-width: 680px;
}

/* Close button */
.blog-panel-close {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: var(--size-small);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-bottom: 3rem;
  transition: color 0.2s;
}

.blog-panel-close:hover {
  color: var(--text);
}

/* Post content typography */
.blog-panel-content {
  color: var(--text);
}

.blog-post-header {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.blog-post-header-date {
  font-size: var(--size-label);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: block;
}

.blog-post-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 1rem;
}

.blog-post-header .post-description {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--text-soft);
  line-height: 1.5;
}

/* Markdown content */
.blog-post-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.blog-post-body h1,
.blog-post-body h2,
.blog-post-body h3,
.blog-post-body h4 {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--text);
  letter-spacing: -0.02em;
  margin: 2.5rem 0 1rem;
  line-height: 1.2;
}

.blog-post-body h1 { font-size: 1.8rem; }
.blog-post-body h2 { font-size: 1.4rem; }
.blog-post-body h3 { font-size: 1.15rem; }

.blog-post-body p {
  margin-bottom: 1.4rem;
}

.blog-post-body a {
  color: var(--accent);
  border-bottom: 1px solid rgba(232, 255, 71, 0.3);
  transition: border-color 0.2s;
}

.blog-post-body a:hover {
  border-color: var(--accent);
}

.blog-post-body strong {
  font-weight: 500;
  color: var(--text);
}

.blog-post-body em {
  font-style: italic;
  color: var(--text);
}

.blog-post-body ul,
.blog-post-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.blog-post-body li {
  color: var(--text-soft);
}

.blog-post-body blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.5rem 0 0.5rem 1.5rem;
  margin: 1.75rem 0;
  color: var(--text-soft);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
}

.blog-post-body pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.blog-post-body code {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.875em;
}

.blog-post-body :not(pre) > code {
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.15em 0.45em;
  border-radius: var(--radius);
  color: var(--accent);
}

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

.blog-post-body img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  margin: 1.5rem 0;
}

/* Loading state */
.blog-loading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--muted);
  font-size: var(--size-small);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-loading-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

/* Error state */
.blog-error {
  color: var(--muted);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
}