/* ── BLOG PUBLIC STYLES ───────────────────────────── */

/* Hero */
.blog-hero { position: relative; z-index: 10; min-height: 40vh; display: flex; flex-direction: column; justify-content: flex-end; padding: 8rem 5vw 3rem; }
.blog-hero .eyebrow { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1.25rem; }
.blog-hero h1 { font-family: 'Syncopate', sans-serif; font-size: clamp(2.5rem, 8vw, 6rem); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.blog-hero .subtitle { margin-top: 0.75rem; font-size: 1rem; color: var(--text-secondary); max-width: 520px; }

/* Pulse dot */
.pulse-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent), 0 0 16px var(--accent-glow); animation: pulse-glow 2.5s ease-in-out infinite; }
@keyframes pulse-glow { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(0.75); } }

/* Grid */
.blog-grid { position: relative; z-index: 10; padding: 2rem 5vw 7rem; max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.5rem; }

/* Post card */
.post-card { border-radius: 2rem; border: 1px solid var(--border-hair); background: linear-gradient(160deg, rgba(26,26,36,0.5), rgba(15,15,24,0.8)); overflow: hidden; transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease; cursor: pointer; display: flex; flex-direction: column; }
.post-card:hover { border-color: var(--border-glow); transform: translateY(-4px); box-shadow: 0 24px 70px rgba(0,0,0,0.4); }
.post-card:hover .post-title { color: var(--accent); text-shadow: 0 0 16px var(--accent-glow); }

.post-body { padding: 2rem; flex-grow: 1; display: flex; flex-direction: column; }
.post-meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.post-date { font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; color: var(--text-dim); letter-spacing: 0.12em; text-transform: uppercase; }
.post-tag { font-family: 'JetBrains Mono', monospace; font-size: 0.6rem; padding: 0.2rem 0.5rem; border-radius: 99px; background: rgba(57,255,20,0.08); color: var(--accent-dim); border: 1px solid rgba(57,255,20,0.12); letter-spacing: 0.08em; text-transform: uppercase; }
.post-eta { font-family: 'JetBrains Mono', monospace; font-size: 0.6rem; color: var(--text-dim); letter-spacing: 0.08em; text-transform: uppercase; }
.post-title { font-family: 'Space Grotesk', sans-serif; font-size: 1.25rem; font-weight: 600; color: var(--text-primary); line-height: 1.3; margin-bottom: 0.75rem; transition: color 0.3s ease; }
.post-excerpt { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.65; flex-grow: 1; }
.post-cta { margin-top: 1.5rem; font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); display: flex; align-items: center; gap: 0.5rem; }
.post-cta span { transition: gap 0.3s ease; }
.post-card:hover .post-cta span { gap: 0.875rem; }

/* Single post */
#article-outer { display: none; }
.post-article:empty { display: none; }
.post-article { font-size: 1rem; line-height: 1.85; color: var(--text-secondary); }
.post-article h2 { font-family: 'Space Grotesk', sans-serif; font-size: 1.5rem; font-weight: 600; color: var(--text-primary); margin: 2.5rem 0 1rem; }
.post-article h3 { font-family: 'Space Grotesk', sans-serif; font-size: 1.125rem; font-weight: 600; color: var(--text-primary); margin: 2rem 0 0.75rem; }
.post-article p { margin-bottom: 1.25rem; }
.post-article blockquote { border-left: 2px solid var(--accent); padding-left: 1.5rem; margin: 2rem 0; font-style: italic; color: var(--text-secondary); }
.post-article code { font-family: 'JetBrains Mono', monospace; font-size: 0.85em; background: rgba(57,255,20,0.07); color: var(--accent); padding: 0.15em 0.4em; border-radius: 4px; border: 1px solid rgba(57,255,20,0.12); }
.post-article pre { background: rgba(0,0,0,0.4); border: 1px solid var(--border-hair); border-radius: 0.75rem; padding: 1.25rem; overflow-x: auto; margin: 1.5rem 0; }
.post-article pre code { background: none; border: none; padding: 0; font-size: 0.85rem; }
.post-article a { color: var(--accent); text-decoration: underline; text-decoration-color: rgba(57,255,20,0.3); }
.post-article a:hover { text-decoration-color: var(--accent); }
.post-article ol { margin: 1rem 0 1.25rem 1.5rem; }
.post-article li { margin-bottom: 0.5rem; }

.post-header { position: relative; z-index: 10; padding: 9rem 5vw 3rem; max-width: 800px; margin: 0 auto; }
.back-link { display: inline-flex; align-items: center; gap: 0.5rem; font-family: 'JetBrains Mono', monospace; font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-dim); text-decoration: none; margin-bottom: 2rem; transition: color 0.3s; }
.back-link:hover { color: var(--accent); }
.post-header .post-meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.25rem; }
.post-header h1 { font-family: 'Syncopate', sans-serif; font-size: clamp(1.75rem, 5vw, 3rem); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-primary); line-height: 1.15; }
.post-body-wrap { position: relative; z-index: 10; padding: 0 5vw 7rem; max-width: 720px; margin: 0 auto; }

/* Tag filter */
.blog-filter { position: relative; z-index: 10; padding: 0 5vw 1.5rem; max-width: 1100px; margin: 0 auto; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.filter-btn { padding: 0.45rem 1rem; border-radius: 9999px; border: 1px solid var(--border-hair); background: rgba(255,255,255,0.03); color: var(--text-dim); font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; transition: all 0.35s ease; }
.filter-btn:hover { border-color: var(--border-glow); color: var(--text-secondary); }
.filter-btn.active { background: rgba(57,255,20,0.1); border-color: var(--accent); color: var(--accent); box-shadow: 0 0 12px var(--accent-glow); }

@media (max-width: 768px) { .blog-grid { grid-template-columns: 1fr; } }

/* Share */
.share-wrap { margin-top: 3rem; }
.share-line { height: 1px; background: linear-gradient(90deg, transparent, rgba(57,255,20,0.25), transparent); margin-bottom: 1.5rem; }
.share-label { font-family: 'JetBrains Mono', monospace; font-size: 0.6rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 1rem; }
.share-btns { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.share-btn { padding: 0.6rem 1.25rem; border-radius: 0.75rem; border: 1px solid var(--border-hair); background: rgba(255,255,255,0.03); color: var(--text-secondary); font-family: 'JetBrains Mono', monospace; font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; transition: all 0.3s ease; }
.share-btn:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 12px var(--accent-glow); }

/* Code copy */
.code-copy-btn { position: absolute; top: 0.75rem; right: 0.75rem; padding: 0.35rem 0.7rem; border-radius: 0.5rem; border: 1px solid var(--border-hair); background: rgba(10,10,15,0.9); color: var(--text-dim); font-family: 'JetBrains Mono', monospace; font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase; cursor: pointer; transition: all 0.3s ease; }
.code-copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.pre-relative { position: relative; }

/* Scroll to top */
.scroll-top { position: fixed; bottom: 2rem; right: 2rem; z-index: 90; width: 2.5rem; height: 2.5rem; border-radius: 50%; border: 1px solid var(--border-hair); background: rgba(10,10,15,0.9); backdrop-filter: blur(8px); color: var(--text-dim); display: flex; align-items: center; justify-content: center; cursor: pointer; opacity: 0; transform: translateY(1rem); transition: all 0.35s ease; font-size: 1rem; }
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 16px var(--accent-glow); }

/* Search */
.search-modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: flex-start; justify-content: center; padding-top: 12vh; opacity: 0; visibility: hidden; transition: all 0.2s ease; }
.search-modal.open { opacity: 1; visibility: visible; }
.search-backdrop { position: absolute; inset: 0; background: rgba(5,5,5,0.85); backdrop-filter: blur(8px); }
.search-dialog { position: relative; width: 90%; max-width: 560px; background: var(--bg-surface); border: 1px solid var(--border-hair); border-radius: 1rem; overflow: hidden; box-shadow: 0 24px 80px rgba(0,0,0,0.5); transform: scale(0.96); transition: transform 0.2s ease; }
.search-modal.open .search-dialog { transform: scale(1); }
.search-input { width: 100%; padding: 1.25rem; background: transparent; border: none; color: var(--text-primary); font-family: var(--font-body); font-size: 1rem; outline: none; }
.search-input::placeholder { color: var(--text-dim); }
.search-results { max-height: 320px; overflow-y: auto; border-top: 1px solid var(--border-hair); }
.search-result { padding: 0.875rem 1.25rem; cursor: pointer; transition: background 0.15s; border-bottom: 1px solid var(--border-hair); }
.search-result:hover, .search-result.selected { background: rgba(57,255,20,0.06); }
.search-result-title { font-size: 0.9rem; color: var(--text-primary); margin-bottom: 0.25rem; }
.search-result-meta { font-family: 'JetBrains Mono', monospace; font-size: 0.58rem; color: var(--text-dim); letter-spacing: 0.08em; text-transform: uppercase; }
.search-hint { padding: 0.75rem 1.25rem; font-size: 0.58rem; color: var(--text-dim); text-align: center; border-top: 1px solid var(--border-hair); }
.no-results { padding: 1.5rem; text-align: center; color: var(--text-dim); font-size: 0.85rem; }

/* Keyboard focus */
.post-card.focused { border-color: var(--accent); box-shadow: 0 0 20px var(--accent-glow); }

/* Newsletter */
.newsletter { padding: 3rem 5vw; text-align: center; border-top: 1px solid var(--border-hair); margin: 0 auto 2rem; max-width: 500px; }
.newsletter-label { margin-bottom: 1.25rem; }
.newsletter-form { display: flex; gap: 0.75rem; flex-wrap: wrap; justify-content: center; }
.newsletter-input { flex: 1; min-width: 200px; padding: 1rem 1.25rem; border-radius: 0.75rem; border: 1px solid var(--border-hair); background: rgba(255,255,255,0.03); color: var(--text-primary); font-family: var(--font-body); font-size: 0.9rem; outline: none; }
.newsletter-input:focus { border-color: var(--border-glow); }
.newsletter-msg { margin-top: 1rem; color: var(--accent); }