.pmart{--ink:#0b1020;--ink-soft:#3a4256;--muted:#6b7280;--line:#ececf2;--violet:#7c3aed;--blue:#2563eb;--grad:linear-gradient(120deg,#7c3aed,#2563eb);--display:"Newsreader",Georgia,serif;--sans:"Plus Jakarta Sans",-apple-system,system-ui,sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,monospace;font-family:var(--sans);color:var(--ink-soft);line-height:1.6}
.pmart *{box-sizing:border-box}
.pmart .pmart-wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.pmart-hero{position:relative;padding:56px 0 8px;overflow:hidden}
.pmart-aurora{position:absolute;inset:-40% -10% 0;z-index:0;filter:blur(60px);opacity:.5;pointer-events:none}
.pmart-aurora span{position:absolute;border-radius:50%}
.pmart-aurora .a1{width:520px;height:520px;background:radial-gradient(closest-side,#c4b5fd,transparent);top:-140px;left:-80px}
.pmart-aurora .a2{width:440px;height:440px;background:radial-gradient(closest-side,#bfdbfe,transparent);top:-80px;right:-60px}
.pmart-crumb{font-family:var(--mono);font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:20px}
.pmart-crumb a{color:var(--muted);text-decoration:none}
.pmart-crumb a:hover{color:var(--violet)}
.pmart-eyebrow{display:inline-block;font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--violet);font-weight:600;margin-bottom:14px}
.pmart-hero h1{font-family:var(--display);font-weight:600;color:var(--ink);font-size:clamp(2.2rem,4.4vw,3.4rem);letter-spacing:-.02em;line-height:1.07;margin:0 0 16px;max-width:900px}
.pmart-dek{font-size:1.15rem;color:var(--ink-soft);max-width:720px;margin:0}
.pmart-body{padding:26px 0 60px}
.pmart-body.pmart-custom{padding:0 0 40px}
.pmart-body.pmart-custom > .pmart-wrap{max-width:100%;padding:0}
.pmart-body.pmart-custom > .pmart-wrap > .pmart-wrap,
.pmart-body.pmart-custom .pmart-shell{max-width:1180px !important;margin-left:auto !important;margin-right:auto !important;padding-left:24px;padding-right:24px}
/* one heading only: if a second stray H1 appears in the body, hide it */
.pmart-body:not(.pmart-custom) .pmart-wrap > h1,
.pmart-body:not(.pmart-custom) .pmart-wrap h1:not(:first-child){display:none}
.pmart-body h2{font-family:var(--display);font-weight:600;color:var(--ink);font-size:1.9rem;letter-spacing:-.015em;margin:40px 0 14px}
.pmart-body h3{font-family:var(--display);font-weight:600;color:var(--ink);font-size:1.4rem;margin:30px 0 10px}
.pmart-body h4{font-family:var(--display);font-weight:600;color:var(--ink);font-size:1.15rem;margin:24px 0 8px}
.pmart-body p{font-size:1.06rem;line-height:1.8;margin:0 0 20px;color:var(--ink-soft);max-width:860px}
.pmart-body ul,.pmart-body ol{margin:0 0 20px 1.3em;line-height:1.85;max-width:860px}
.pmart-body li{margin:7px 0}
.pmart-body a{color:var(--blue)}
.pmart-body a:hover{color:var(--violet)}
.pmart-body img{max-width:100%;height:auto;border-radius:16px;margin:26px 0;box-shadow:0 8px 24px -8px rgba(11,16,32,.12)}
.pmart-body blockquote{border-left:3px solid var(--violet);padding:8px 0 8px 22px;margin:26px 0;font-family:var(--display);font-size:1.25rem;color:var(--ink);max-width:860px}
.pmart-body table{width:100%;border-collapse:collapse;margin:26px 0;border-radius:14px;overflow:hidden;box-shadow:0 1px 3px rgba(11,16,32,.08)}
.pmart-body th,.pmart-body td{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left;font-size:.96rem}
.pmart-body th{background:#f7f7fb;font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink)}
@media(max-width:640px){.pmart-hero{padding:36px 0 6px}.pmart-hero h1{font-size:1.9rem}}
/* ===== v1.3.1 — clear fixed header, compact TOC, responsive shell ===== */
.pmart-body.pmart-custom{padding-top:96px}
.pmart-toc-nav{display:flex !important;flex-direction:column !important;gap:2px !important}
.pmart-toc-card .pmart-toc-nav a,
.pmart-toc .pmart-toc-nav a,
.pmart-toc-nav a{display:block !important;padding:8px 10px !important;margin:0 !important;line-height:1.35 !important;font-size:.92rem !important;border-radius:8px;text-decoration:none;border:0 !important}
.pmart-toc-nav a:hover{background:rgba(124,58,237,.07);color:var(--violet)}
.pmart-toc-card{padding:18px 16px !important}
.pmart-banner{padding-top:10px}
@media(max-width:1024px){
  .pmart-shell{display:block !important}
  .pmart-toc{position:static !important;width:100% !important;max-width:100% !important;margin:0 0 26px !important;float:none !important}
  .pmart-toc-card{margin-bottom:16px}
  .pmart-main{width:100% !important;max-width:100% !important}
  .pmart-banner-title{font-size:2.2rem !important}
}
@media(max-width:640px){
  .pmart-body.pmart-custom{padding-top:86px}
  .pmart-banner-title{font-size:1.85rem !important;line-height:1.15 !important}
  .pmart-banner-desc{font-size:1rem !important}
  .pmart-crumbs{font-size:.62rem;flex-wrap:wrap}
  .pmart-takeaways-list li{font-size:.95rem}
}
/* ===== auto interlinking ===== */
.pmart-related{background:#f7f7fb;border-top:1px solid #ececf2;padding:50px 0 60px;margin-top:20px}
.pmart-rel-wrap{max-width:1180px;margin:0 auto;padding:0 24px}
.pmart-related h2{font-family:var(--display);font-weight:600;color:var(--ink);font-size:1.7rem;margin:0 0 18px}
.pmart-rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pmart-rel-card{display:block;background:#fff;border:1px solid #ececf2;border-radius:16px;padding:20px;text-decoration:none;color:inherit;transition:transform .2s ease,box-shadow .2s ease}
.pmart-rel-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px -14px rgba(11,16,32,.2)}
.pmart-rel-card .k{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--violet)}
.pmart-rel-card h3{font-family:var(--display);font-weight:600;color:var(--ink);font-size:1.08rem;line-height:1.3;margin:8px 0 8px}
.pmart-rel-card p{font-size:.86rem;color:var(--muted);margin:0;line-height:1.5}
.pmart-rel-pills{display:flex;flex-wrap:wrap;gap:10px}
.pmart-rel-pills a{display:inline-block;background:#fff;border:1px solid #ececf2;border-radius:999px;padding:9px 16px;font-size:.88rem;font-weight:600;color:var(--ink-soft);text-decoration:none;transition:.18s}
.pmart-rel-pills a:hover{border-color:var(--violet);color:var(--violet)}
@media(max-width:960px){.pmart-rel-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.pmart-rel-grid{grid-template-columns:1fr}}