:root{--bg: #0c0b09;--bg2: #080706;--page: #100e0b;--card: #14120e;--bd: #26221a;--bd2: #38311f;--head: #f5ead2;--tx: #d4c8b1;--dim: #a08d6c;--dimmer: #645842;--a1: #ffb000;--a2: #5fb3b3;--a3: #e07a3f;--a4: #c9a227;--dot1: #ff5f57;--dot2: #febc2e;--dot3: #28c840;--f: "JetBrains Mono", ui-monospace, monospace}html{background:var(--bg)}body{background:var(--bg);color:var(--tx);font-family:var(--f);line-height:1.8;font-size:15px;-webkit-font-smoothing:antialiased}a{color:var(--a1);text-decoration:none}h1,h2,h3{color:var(--head);font-weight:700;line-height:1.25}@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--tx);font-family:Source Code Pro,JetBrains Mono,monospace;font-size:15px;line-height:1.85;-webkit-font-smoothing:antialiased}.pp-article{max-width:740px;margin:0 auto;padding:60px 24px 100px}.pp-meta{color:var(--dimmer);font-size:11px;letter-spacing:1px;text-transform:uppercase;margin-bottom:40px}.pp-meta span{color:var(--a1)}.pp-title{font-size:clamp(28px,5vw,42px);font-weight:700;color:var(--head);line-height:1.2;margin-bottom:12px}.pp-title em{color:var(--a3);font-style:normal}.pp-subtitle{color:var(--dim);font-size:15px;line-height:1.7;margin-bottom:50px}.pp-series{background:var(--bg2);border:1px solid var(--bd);border-radius:6px;padding:20px 24px;margin-bottom:30px}.pp-series-label{color:var(--a3);font-size:11px;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px;font-weight:600}.pp-series ol{list-style:none;padding:0;counter-reset:series}.pp-series li{counter-increment:series;margin-bottom:6px;font-size:13px;color:var(--dimmer)}.pp-series li:before{content:"Part " counter(series) ":";color:var(--dimmer);margin-right:8px;font-size:12px}.pp-series li.active{color:var(--head)}.pp-series li.active:before{color:var(--a1)}.pp-series li.active:after{content:" ← you are here";color:var(--a1);font-size:11px}.pp-series li a{color:var(--tx);text-decoration:none;transition:color .18s ease}.pp-series li a:hover{color:var(--a1);text-decoration:none}.pp-toc{background:var(--bg2);border:1px solid var(--bd);border-radius:6px;padding:0;margin:30px 0 50px;overflow:hidden}.pp-toc-label{background:var(--card);border-bottom:1px solid var(--bd);padding:11px 18px 11px 56px;margin:0;color:var(--dimmer);font-size:11px;letter-spacing:2px;text-transform:uppercase;font-family:Source Code Pro,monospace;position:relative}.pp-toc-label:before{content:"";position:absolute;top:50%;left:18px;width:7px;height:7px;border-radius:50%;background:var(--dot1);transform:translateY(-50%);box-shadow:12px 0 0 var(--dot2),24px 0 0 var(--dot3)}.pp-toc-label span{color:var(--a1)}.pp-toc ol{padding:18px 22px;margin:0;counter-reset:toc;list-style:none}.pp-toc li{counter-increment:toc;margin:0;padding:5px 8px 5px 0;position:relative;transition:padding-left .18s ease,background .18s ease;border-radius:3px}.pp-toc li:before{content:counter(toc,decimal-leading-zero);color:var(--dimmer);margin-right:14px;font-size:12px;font-family:Source Code Pro,monospace;transition:color .18s ease}.pp-toc li:hover{padding-left:10px;background:var(--card)}.pp-toc li:hover:before{color:var(--a3)}.pp-toc li:after{content:"";position:absolute;right:12px;top:50%;width:0;height:0;border-left:5px solid var(--a1);border-top:4px solid transparent;border-bottom:4px solid transparent;opacity:0;transform:translateY(-50%) translate(-4px);transition:opacity .18s ease,transform .18s ease}.pp-toc li:hover:after{opacity:1;transform:translateY(-50%) translate(0)}.pp-toc a{color:var(--tx);font-size:13px;text-decoration:none;font-family:Source Code Pro,monospace;transition:color .18s ease}.pp-toc a:hover{color:var(--a1)}.pp-article h2,.pp-h2{font-size:22px;font-weight:700;color:var(--head);margin:56px 0 20px;padding-bottom:8px;border-bottom:1px solid var(--bd);scroll-margin-top:30px;line-height:1.3}.pp-h3{font-size:17px;font-weight:600;color:var(--a1);margin:36px 0 14px;line-height:1.3;font-family:Source Code Pro,monospace}.pp-article p{margin-bottom:20px;color:var(--tx);font-size:15px;line-height:1.85}.pp-article code{background:var(--card);border:1px solid var(--bd);border-radius:3px;padding:1px 6px;font-size:13px;color:var(--a2);font-family:Source Code Pro,monospace}.c-pink{color:var(--a3)!important;font-weight:600}.c-cyan{color:var(--a2)!important;font-weight:600}.c-green{color:var(--a1)!important;font-weight:600}.c-orange{color:var(--a4)!important;font-weight:600}.c-light{color:var(--head)!important;font-weight:600}.pp-code{background:var(--bg2);border:1px solid var(--bd);border-radius:6px;margin:20px 0;overflow:hidden;display:block}.pp-code-head{background:var(--card);border-bottom:1px solid var(--bd);padding:7px 14px;display:flex;align-items:center;gap:10px}.pp-code-dots{display:flex;gap:5px;flex-shrink:0}.pp-code-dot{width:7px;height:7px;border-radius:50%}.pp-code-dot:nth-child(1){background:var(--dot1)}.pp-code-dot:nth-child(2){background:var(--dot2)}.pp-code-dot:nth-child(3){background:var(--dot3)}.pp-code-lang{color:var(--a3);font-size:11px;flex:1}.pp-code-copy{color:var(--a3);font-size:9px;border:1px solid var(--bd);border-radius:3px;padding:2px 8px;background:none;cursor:pointer;margin-left:auto;transition:all .2s;font-family:Source Code Pro,monospace}.pp-code-copy:hover{color:var(--a1);border-color:var(--a1)}.pp-code-body{padding:16px 18px;overflow-x:auto;display:block}.pp-code-body pre{font-size:13px;line-height:1.75;color:var(--head);white-space:pre;margin:0;padding:0;background:transparent;display:block;font-family:Source Code Pro,monospace}.pp-note{background:var(--page);border-left:3px solid var(--a4);padding:14px 18px;margin:20px 0;font-size:13px;color:var(--dim);border-radius:0 6px 6px 0}.pp-note strong{color:var(--a4)}.pp-next{margin-top:60px;padding-top:30px;border-top:1px solid var(--bd)}.pp-next-label{color:var(--dimmer);font-size:10px;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}.pp-next-title{color:var(--a1);font-size:15px;font-weight:600;transition:color .18s ease}.pp-next a{display:block;text-decoration:none}.pp-next a:hover .pp-next-title,.pp-next a:hover .pp-next-label{color:var(--a3)}.pp-article ul,.pp-article ol{padding-left:1.5rem;margin-bottom:1.2rem;color:var(--tx)}.pp-article li{margin-bottom:.4rem}.pp-article strong{color:var(--head);font-weight:600}.pp-article a{color:var(--a1)}.pp-article blockquote{border-left:3px solid var(--a4);padding:14px 18px;background:var(--page);border-radius:0 6px 6px 0;margin:1.5rem 0;color:var(--dim);font-size:13px}.pp-article pre{background:var(--bg2);border:1px solid var(--bd);border-radius:6px;padding:16px 18px;overflow-x:auto;margin:20px 0}.pp-article pre code{background:none;border:none;padding:0;color:var(--head);font-size:13px}.pp-series-badge{display:inline-block;font-family:JetBrains Mono,monospace;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--a3);border:1px solid var(--bd);background:var(--card);border-radius:6px;padding:.35rem .7rem;margin:0 0 1.2rem}.pp-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin:0 0 2rem}.pp-tag{font-family:JetBrains Mono,monospace;font-size:.72rem;color:var(--a2);background:var(--card);border:1px solid var(--bd);border-radius:4px;padding:.2rem .5rem}.pp-brief{border:1px solid var(--bd);border-left:3px solid var(--a2);background:color-mix(in srgb,var(--a2) 5%,transparent);border-radius:8px;padding:.4rem 1.2rem;margin:1.4rem 0 2rem}.pp-brief p{margin:.55rem 0}.pp-part{font-family:JetBrains Mono,monospace;font-weight:700;font-size:1rem;letter-spacing:.06em;text-transform:uppercase;color:var(--bg2);background:var(--a3);border-radius:8px;padding:.75rem 1.1rem;margin:3.2rem 0 1.2rem;scroll-margin-top:1rem}.pp-part small{display:block;font-size:.7rem;font-weight:500;text-transform:none;letter-spacing:0;opacity:.85;margin-top:.2rem}.pp-deepdive{border:1px solid var(--bd);border-left:3px solid var(--a2);background:color-mix(in srgb,var(--a2) 4%,transparent);border-radius:6px;padding:.4rem 1.2rem 1rem;margin:1rem 0 1.4rem}.pp-deepdive-label{font-family:JetBrains Mono,monospace;color:var(--a2);font-size:.74rem;text-transform:uppercase;letter-spacing:.04em;margin:.7rem 0 .2rem}.pp-exam-task{border:1px solid var(--bd);border-radius:8px;padding:.8rem 1.2rem;margin:1rem 0;background:var(--bg2)}.pp-exam-task h3{margin-top:.3rem}.pp-domain{display:inline-block;font-family:JetBrains Mono,monospace;font-size:.7rem;color:var(--a2);background:var(--card);border:1px solid var(--bd);border-radius:4px;padding:.12rem .5rem;margin:.2rem 0 .8rem}.pp-step{font-family:JetBrains Mono,monospace;font-size:.9rem;color:var(--a3);margin:1.4rem 0 .3rem}.pp-table{width:100%;border-collapse:collapse;margin:1rem 0 1.5rem;font-size:.82rem}.pp-table th,.pp-table td{border:1px solid var(--bd);padding:.45rem .65rem;text-align:left;vertical-align:top}.pp-table th{background:var(--card);color:var(--a2);font-family:JetBrains Mono,monospace}