/* ── Blog Layout ─────────────────────────────────────── */
.blog-wrap    { max-width: 760px; margin: 0 auto; padding: 36px 24px 100px; }

/* ── Back link ──────────────────────────────────────── */
.blog-back    { display: inline-flex; align-items: center; gap: 5px; font-size: 13px;
                color: var(--text-3); margin-bottom: 32px; transition: color .15s; }
.blog-back:hover { color: var(--accent-2); }

/* ── Header ─────────────────────────────────────────── */
.blog-header  { margin-bottom: 28px; }
.blog-tags    { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 14px; }
.blog-tag     { background: var(--accent-dim); color: var(--accent-2); font-size: 10px;
                font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
                padding: 3px 9px; border-radius: 20px; }
.blog-h1      { font-size: 30px; font-weight: 900; letter-spacing: -.8px;
                line-height: 1.22; margin-bottom: 16px; color: var(--text); }
.blog-meta    { display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
                font-size: 13px; color: var(--text-3); }
.blog-meta-dot { width: 3px; height: 3px; border-radius: 50%;
                 background: var(--text-3); display: inline-block; }
.blog-divider { height: 1px; background: var(--border); margin: 28px 0 32px; }

/* ── TOC ─────────────────────────────────────────────── */
.toc          { background: var(--bg-card); border: 1px solid var(--border);
                border-radius: 10px; padding: 20px 24px; margin: 0 0 40px; }
.toc-label    { font-size: 11px; font-weight: 700; text-transform: uppercase;
                letter-spacing: .08em; color: var(--text-3); margin: 0 0 14px; }
.toc ol       { list-style: none; padding: 0; margin: 0; }
.toc li       { margin-bottom: 5px; }
.toc a        { font-size: 14px; font-weight: 500; color: var(--text-2); transition: color .15s; }
.toc a:hover  { color: var(--accent-2); }
.toc .toc-h3-item { padding-left: 18px; }
.toc .toc-h3-item a { font-size: 13px; color: var(--text-3); }
.toc .toc-h4-item { padding-left: 34px; }
.toc .toc-h4-item a { font-size: 12px; color: var(--text-3); }

/* ── Content body ────────────────────────────────────── */
.blog-content { color: var(--text-2); font-size: 16px; line-height: 1.82; }

/* Headings */
.blog-content h2 { font-size: 22px; font-weight: 800; color: var(--text);
                   margin: 52px 0 14px; letter-spacing: -.4px;
                   padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.blog-content h3 { font-size: 17px; font-weight: 700; color: var(--text);
                   margin: 32px 0 10px; padding-left: 13px;
                   border-left: 3px solid var(--accent); }
.blog-content h4 { font-size: 13px; font-weight: 700; color: var(--text-3);
                   margin: 22px 0 8px; text-transform: uppercase; letter-spacing: .07em; }

/* Paragraphs & inline */
.blog-content p      { margin-bottom: 18px; }
.blog-content ul     { margin: 0 0 18px 22px; }
.blog-content ol     { margin: 0 0 18px 22px; }
.blog-content li     { margin-bottom: 7px; line-height: 1.72; }
.blog-content strong { color: var(--text); }
.blog-content em     { color: var(--text); font-style: italic; }
.blog-content a      { color: var(--accent-2); font-weight: 600; }
.blog-content a:hover { color: var(--text); }

/* ── TL;DR blockquote ───────────────────────────────── */
.blog-content blockquote.tldr {
  background: linear-gradient(135deg, rgba(13,148,136,.13) 0%, rgba(45,212,191,.05) 100%);
  border: 1px solid rgba(13,148,136,.28);
  border-left: 4px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 22px 26px; margin: 0 0 36px;
  font-size: 15px; line-height: 1.78;
}
.blog-content blockquote.tldr p          { margin-bottom: 10px; }
.blog-content blockquote.tldr p:last-child { margin-bottom: 0; }
.blog-content blockquote.tldr strong    { color: var(--accent-2); }

/* ── Citation / regular blockquote ──────────────────── */
.blog-content blockquote:not(.tldr) {
  border-left: 3px solid var(--border-2);
  margin: 28px 0; padding: 14px 20px;
  color: var(--text-3); font-style: italic;
  font-size: 15px; line-height: 1.78;
  position: relative;
}
.blog-content blockquote:not(.tldr)::before {
  content: '\201C';
  position: absolute; top: -4px; left: -2px;
  font-size: 48px; color: var(--border-2);
  font-style: normal; line-height: 1;
}
.blog-content blockquote:not(.tldr) p         { margin-bottom: 6px; }
.blog-content blockquote:not(.tldr) p:last-child { margin-bottom: 0; }

/* ── Tables ──────────────────────────────────────────── */
.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 28px 0;
  border-radius: 10px;
  border: 1px solid var(--border);
}
.blog-content table {
  width: 100%; min-width: 480px; border-collapse: collapse;
  font-size: 14px; margin: 0;
}
.blog-content thead tr  { background: var(--bg-card2); }
.blog-content th {
  color: var(--text); font-weight: 700; font-size: 11px;
  text-transform: uppercase; letter-spacing: .07em;
  padding: 11px 16px; text-align: left;
  border-bottom: 1px solid var(--border-2); white-space: nowrap;
}
.blog-content td {
  padding: 11px 16px; border-bottom: 1px solid var(--border);
  color: var(--text-2); vertical-align: top;
}
.blog-content tr:last-child td    { border-bottom: none; }
.blog-content tbody tr:hover td   { background: rgba(255,255,255,.025); transition: background .1s; }

/* ── Code ────────────────────────────────────────────── */
.blog-content pre {
  background: var(--bg-card2); border: 1px solid var(--border);
  border-radius: 8px; padding: 18px 22px; overflow-x: auto;
  margin: 20px 0; font-size: 13px; line-height: 1.65;
}
.blog-content code {
  background: var(--bg-card2); border: 1px solid var(--border);
  border-radius: 4px; padding: 2px 7px; font-size: 13px; font-family: monospace;
}
.blog-content pre code { background: none; border: none; padding: 0; }

/* ── CTA box ─────────────────────────────────────────── */
.blog-cta {
  background: var(--bg-card); border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--r); padding: 28px 32px; margin-top: 60px;
}
.blog-cta h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; color: var(--text); }
.blog-cta p  { font-size: 14px; color: var(--text-2); margin-bottom: 18px; }

/* ── Reading progress bar ────────────────────────────── */
#read-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  z-index: 9999; transition: width .08s linear;
}

/* ── Mobile ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .blog-wrap   { padding: 20px 16px 64px; }
  .blog-h1     { font-size: 23px; letter-spacing: -.4px; }
  .blog-content { font-size: 15px; }
  .blog-content h2 { font-size: 19px; margin-top: 36px; }
  .blog-content h3 { font-size: 15px; margin-top: 22px; }
  .blog-content ul,
  .blog-content ol { margin-left: 16px; }
  .blog-content blockquote.tldr        { padding: 14px 16px; font-size: 14px; }
  .blog-content blockquote:not(.tldr)  { padding: 10px 14px; }
  .blog-cta    { padding: 20px 18px; }
  .blog-divider { margin: 18px 0 22px; }
  .toc         { padding: 16px 18px; }
}