.prob-page{padding:0 0 120px}.prob-hero{border-bottom:1px solid var(--border-subtle);margin-bottom:56px;padding:64px 0 56px}.prob-breadcrumb{color:var(--text-tertiary);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:20px;font-size:12px;display:flex}.prob-breadcrumb a{color:var(--text-tertiary);transition:color .2s}.prob-breadcrumb a:hover{color:var(--accent)}.prob-meta{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;display:flex}.prob-meta-tag{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:4px;padding:3px 10px;font-size:10px}.prob-hero-grid{grid-template-columns:1fr 300px;align-items:start;gap:48px;display:grid}.prob-hero h1{font-family:var(--font-serif);letter-spacing:-.02em;margin:0 0 18px;font-size:clamp(32px,4.5vw,54px);font-weight:400;line-height:1.06}.prob-hero h1 em{color:var(--accent);font-style:italic}.prob-hero-lead{color:var(--text-secondary);margin:0 0 24px;font-size:16px;line-height:1.7}.prob-hero-lead strong{color:var(--text-primary)}.prob-status{background:var(--bg-surface);border:1px solid var(--border-default);border-radius:var(--radius-xl);padding:22px;position:sticky;top:96px}.prob-status-title{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:14px;font-size:10px}.prob-status-row{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:flex-start;gap:12px;padding:9px 0;font-size:13px;display:flex}.prob-status-row:last-of-type{border-bottom:none}.prob-status-label{color:var(--text-tertiary);flex-shrink:0}.prob-status-val{text-align:right;color:var(--text-primary);font-size:12px;font-weight:500}.prob-status-val.good{color:var(--accent)}.prob-status-val.bad{color:#ff6b6b}.prob-body{grid-template-columns:1fr 220px;align-items:start;gap:56px;display:grid}.prob-article{min-width:0;max-width:100%}.prob-toc{position:sticky;top:96px}.prob-toc-title{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:10px;font-size:10px}.prob-toc-list{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.prob-toc-list a{color:var(--text-tertiary);border-radius:var(--radius-sm);border-left:2px solid #0000;padding:4px 10px;font-size:12px;transition:all .15s;display:block}.prob-toc-list a:hover{color:var(--accent);border-left-color:var(--accent);background:var(--accent-soft)}.prob-prose{color:var(--text-secondary);font-size:15px;line-height:1.8}.prob-prose h2{font-family:var(--font-serif);letter-spacing:-.015em;color:var(--text-primary);border-top:1px solid var(--border-subtle);margin:48px 0 16px;padding-top:48px;font-size:clamp(22px,3vw,30px);font-weight:400;line-height:1.15}.prob-prose h2:first-child{border-top:none;margin-top:0;padding-top:0}.prob-prose p{margin:0 0 1.2em}.prob-prose p:last-child{margin-bottom:0}.prob-prose strong{color:var(--text-primary)}.prob-prose a{color:var(--accent)}.prob-warn{border-radius:var(--radius-md);background:#ff6b6b0f;border:1px solid #ff6b6b40;border-left:3px solid #ff6b6b;margin:24px 0;padding:18px 22px}.prob-warn-title{color:#ff8b8b;margin-bottom:12px;font-size:13px;font-weight:600}.prob-warn ul{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.prob-warn ul li{color:var(--text-secondary);padding:0 0 0 16px;font-size:13px;line-height:1.6;position:relative}.prob-warn ul li:before{content:"x";color:#ff6b6b;font-weight:600;position:absolute;left:0}.prob-info{background:var(--accent-soft);border:1px solid var(--accent-line);border-left:3px solid var(--accent);border-radius:var(--radius-md);color:var(--text-secondary);margin:20px 0;padding:16px 20px;font-size:14px;line-height:1.7}.prob-info strong{color:var(--accent);margin-bottom:6px;display:block}.prob-causes{grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0;display:grid}.prob-cause{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:16px}.prob-cause-num{font-family:var(--font-mono);color:var(--accent);letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px;font-size:10px}.prob-cause-title{color:var(--text-primary);margin-bottom:6px;font-size:14px;font-weight:500}.prob-cause-desc{color:var(--text-secondary);font-size:12px;line-height:1.6}.prob-cause-bios{font-size:11px;font-family:var(--font-mono);color:var(--accent);margin-top:8px}.prob-table-wrap{margin:24px 0;overflow-x:auto}.prob-table{border-collapse:collapse;width:100%;min-width:800px;font-size:12px}.prob-table th{text-align:left;background:var(--bg-surface);border-bottom:2px solid var(--border-default);color:var(--text-tertiary);font-family:var(--font-mono);letter-spacing:.1em;text-transform:uppercase;padding:10px 12px;font-size:10px;font-weight:400}.prob-table td{border-bottom:1px solid var(--border-subtle);color:var(--text-secondary);vertical-align:top;padding:10px 12px;line-height:1.5}.prob-table tr:last-child td{border-bottom:none}.prob-table tr:hover td{background:var(--bg-surface)}.prob-table td:first-child{font-family:var(--font-mono);color:var(--accent);font-size:11px}.prob-table .good{color:var(--accent)}.prob-table .medium{color:#f5a623}.prob-table .hard{color:#ff8b8b}.prob-faq{flex-direction:column;display:flex}.prob-faq-item{border-bottom:1px solid var(--border-subtle)}.prob-faq-item:first-child{border-top:1px solid var(--border-subtle)}.prob-faq-q{cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);color:var(--text-primary);background:0 0;border:none;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;font-size:14px;transition:color .2s;display:flex}.prob-faq-q:hover{color:var(--accent)}.prob-faq-icon{border:1px solid var(--border-default);width:20px;height:20px;color:var(--text-tertiary);border-radius:50%;flex-shrink:0;place-items:center;font-size:14px;transition:all .25s;display:grid}.prob-faq-item.open .prob-faq-icon{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:rotate(45deg)}.prob-faq-a{color:var(--text-secondary);padding:0 0 14px;font-size:13px;line-height:1.7;display:none}.prob-faq-item.open .prob-faq-a{display:block}.prob-cta{background:var(--bg-surface);border:1px solid var(--accent-line);border-radius:var(--radius-xl);text-align:center;margin-top:64px;padding:40px}.prob-cta h2{font-family:var(--font-serif);letter-spacing:-.015em;margin:0 0 10px;font-size:clamp(22px,3.5vw,34px);font-weight:400;line-height:1.1}.prob-cta h2 em{color:var(--accent);font-style:italic}.prob-cta p{color:var(--text-secondary);max-width:440px;margin:0 auto 22px;font-size:14px;line-height:1.65}.prob-cta-btns{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}.prob-related{border-top:1px solid var(--border-subtle);margin-top:56px;padding-top:40px}.prob-related-title{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--text-tertiary);margin-bottom:14px;font-size:10px}.prob-related-grid{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.prob-related-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:14px 16px;transition:border-color .2s}.prob-related-card:hover{border-color:var(--accent-line)}.prob-related-tag{font-family:var(--font-mono);color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin-bottom:5px;font-size:10px}.prob-related-name{color:var(--text-primary);font-size:13px;font-weight:500;line-height:1.4}@media (width<=980px){.prob-hero-grid{grid-template-columns:1fr}.prob-status{position:static}.prob-body{grid-template-columns:1fr}.prob-toc{display:none}.prob-causes{grid-template-columns:1fr}.prob-related-grid{grid-template-columns:1fr 1fr}}@media (width<=600px){.prob-cta{padding:28px 20px}.prob-related-grid{grid-template-columns:1fr}}