/* ============================================
   ARTICLE PAGE STYLES — extends style.css tokens
   ============================================ */

/* ---- Breadcrumb / back link ---- */
.art-back{position:relative;z-index:2;padding:7.5rem 0 0}
.art-back-link{display:inline-flex;align-items:center;gap:.5rem;color:var(--w3);text-decoration:none;font-size:.83rem;font-family:var(--fm);letter-spacing:.04em;transition:.2s}
.art-back-link:hover{color:var(--cy);gap:.75rem}

/* ---- Article hero ---- */
.art-hero{padding:2.5rem 0 3.5rem;position:relative;z-index:2}
.art-cat{display:inline-block;font-family:var(--fm);font-size:.72rem;letter-spacing:.18em;color:var(--cy);text-transform:uppercase;background:rgba(255,182,39,.08);border:1px solid rgba(255,182,39,.22);border-radius:100px;padding:.4rem 1rem;margin-bottom:1.5rem}
.art-title{font-family:var(--fd);font-weight:700;letter-spacing:-.03em;line-height:1.14;font-size:clamp(2rem,4.2vw,3.4rem);max-width:820px;margin-bottom:1.5rem}
.art-dek{font-size:1.05rem;color:var(--w3);line-height:1.8;max-width:680px;margin-bottom:2.25rem}
.art-meta{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap;padding-top:1.75rem;border-top:1px solid var(--w5)}
.art-author{display:flex;align-items:center;gap:.75rem}
.art-av{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--cb),var(--cy));display:flex;align-items:center;justify-content:center;font-family:var(--fd);font-weight:700;font-size:.82rem;color:var(--c0);flex-shrink:0}
.art-author-name{font-family:var(--fd);font-size:.88rem;font-weight:600;color:var(--w)}
.art-author-role{font-size:.75rem;color:var(--w3)}
.art-meta-sep{width:4px;height:4px;border-radius:50%;background:var(--w4)}
.art-meta-item{font-size:.8rem;color:var(--w3);font-family:var(--fm)}

/* ---- Cover image / icon banner ---- */
.art-cover{height:500px;border-radius:var(--r24);display:flex;align-items:center;justify-content:center;font-size:6.5rem;margin-bottom:3.5rem;border:1px solid var(--border);position:relative;overflow:hidden}
.art-cover::after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:36px 36px}
@media(max-width:700px){.art-cover{height:220px;font-size:4rem}}

/* ---- Article layout ---- */
.art-layout{display:grid;grid-template-columns:1fr 260px;gap:4rem;align-items:start;padding-bottom:6rem}
@media(max-width:960px){.art-layout{grid-template-columns:1fr}}

/* ---- Article body typography ---- */
.art-body{max-width:720px;font-size:1.02rem;color:var(--w2);line-height:1.9}
.art-body p{margin-bottom:1.5rem}
.art-body h2{font-family:var(--fd);font-size:1.55rem;font-weight:700;color:var(--w);letter-spacing:-.02em;margin:2.75rem 0 1.1rem}
.art-body h3{font-family:var(--fd);font-size:1.2rem;font-weight:600;color:var(--w);letter-spacing:-.01em;margin:2.1rem 0 .9rem}
.art-body ul,.art-body ol{margin:0 0 1.5rem 1.4rem;color:var(--w2)}
.art-body li{margin-bottom:.65rem;line-height:1.8}
.art-body li::marker{color:var(--cy)}
.art-body strong{color:var(--w);font-weight:600}
.art-body code{font-family:var(--fm);font-size:.85em;background:rgba(255,182,39,.08);border:1px solid var(--border);border-radius:5px;padding:.15em .45em;color:var(--cy)}
.art-body pre{background:#0d0805;border:1px solid var(--border);border-radius:var(--r12);padding:1.4rem 1.6rem;overflow-x:auto;margin:1.75rem 0 2rem}
.art-body pre code{background:none;border:none;padding:0;color:#c9d1d9;font-size:.83rem;line-height:1.7}

.art-pull{margin:2.5rem 0;padding:1.75rem 2rem;border-left:3px solid var(--cy);background:var(--glass);border-radius:0 var(--r12) var(--r12) 0}
.art-pull p{font-family:var(--fd);font-size:1.15rem;font-weight:500;color:var(--w);font-style:italic;line-height:1.6;margin:0}

.art-callout{margin:2.5rem 0;padding:1.5rem 1.75rem;border-radius:var(--r16);background:var(--glass);border:1px solid var(--border)}
.art-callout-lbl{font-family:var(--fm);font-size:.7rem;letter-spacing:.14em;color:var(--cy);text-transform:uppercase;margin-bottom:.6rem;display:block}
.art-callout p{margin:0;font-size:.92rem;color:var(--w3);line-height:1.75}

.art-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--w5)}

/* ---- Share row ---- */
.art-share{display:flex;align-items:center;gap:.85rem;margin-top:2.25rem}
.art-share-lbl{font-size:.78rem;color:var(--w3);font-family:var(--fm)}

/* ---- Sidebar ---- */
.art-side{position:sticky;top:6.5rem;display:flex;flex-direction:column;gap:1.5rem}
.art-side-card{padding:1.5rem;border-radius:var(--r16);background:var(--glass);border:1px solid var(--border);backdrop-filter:blur(10px)}
.art-side-card h4{font-family:var(--fd);font-size:.92rem;font-weight:600;color:var(--w);margin-bottom:1rem}
.art-toc{list-style:none;display:flex;flex-direction:column;gap:.65rem}
.art-toc a{color:var(--w3);text-decoration:none;font-size:.83rem;line-height:1.5;display:block;transition:.2s}
.art-toc a:hover{color:var(--cy)}
@media(max-width:960px){.art-side{position:static}}

/* ---- Related posts ---- */
#related{padding:5rem 0 7rem;background:linear-gradient(180deg,var(--c0),var(--c1),var(--c0))}