.pak4l-v2{--topbar-bg:oklch(0.13 0.025 260/0.85);--tint-bg:oklch(1 0 0/0.03);--tint-bg-strong:oklch(1 0 0/0.06);--ink-950:oklch(0.13 0.025 260);--ink-900:oklch(0.17 0.030 260);--ink-850:oklch(0.21 0.032 260);--ink-800:oklch(0.25 0.030 260);--ink-700:oklch(0.34 0.028 260);--ink-600:oklch(0.46 0.025 260);--ink-500:oklch(0.58 0.020 260);--ink-400:oklch(0.68 0.015 260);--ink-300:oklch(0.78 0.012 260);--ink-200:oklch(0.88 0.010 260);--ink-100:oklch(0.94 0.008 260);--ink-50:oklch(0.97 0.006 260);--paper-50:oklch(0.985 0.006 85);--paper-100:oklch(0.965 0.008 85);--paper-200:oklch(0.93 0.010 85);--paper-300:oklch(0.88 0.012 85);--brass-700:oklch(0.55 0.10 78);--brass-600:oklch(0.65 0.12 80);--brass-500:oklch(0.74 0.13 82);--brass-400:oklch(0.82 0.11 84);--brass-300:oklch(0.88 0.08 86);--brass-200:oklch(0.93 0.05 88);--signal-red:oklch(0.62 0.18 25);--signal-amber:oklch(0.74 0.14 70);--signal-green:oklch(0.62 0.13 150);--signal-blue:oklch(0.62 0.14 240);--signal-violet:oklch(0.58 0.16 290);--text-strong:var(--ink-950);--text-default:var(--ink-800);--text-muted:var(--ink-600);--text-subtle:var(--ink-500);--text-inverse:var(--paper-50);--bg:var(--ink-950);--bg-elev-1:var(--ink-900);--bg-elev-2:var(--ink-850);--bg-elev-3:var(--ink-800);--border:oklch(1 0 0/0.06);--border-strong:oklch(1 0 0/0.12);--fg:var(--paper-50);--fg-muted:oklch(0.78 0.012 260);--fg-subtle:oklch(0.66 0.018 260);--accent:var(--brass-500);--accent-strong:var(--brass-400);--accent-soft:oklch(0.74 0.13 82/0.16);--r-1:4px;--r-2:6px;--r-3:10px;--r-4:14px;--r-5:20px;--s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:20px;--s-6:24px;--s-8:32px;--s-10:40px;--s-12:48px;--s-16:64px;--font-ui:var(--font-inter-tight,"Inter Tight"),"Inter",ui-sans-serif,system-ui,sans-serif;--font-display:var(--font-newsreader,"Newsreader"),Georgia,serif;--font-mono:var(--font-jetbrains,"JetBrains Mono"),ui-monospace,monospace;--shadow-1:0 1px 0 0 oklch(1 0 0/0.04) inset,0 1px 2px oklch(0 0 0/0.4);--shadow-2:0 1px 0 0 oklch(1 0 0/0.04) inset,0 8px 24px oklch(0 0 0/0.5);--shadow-3:0 1px 0 0 oklch(1 0 0/0.05) inset,0 24px 48px -12px oklch(0 0 0/0.6);background:var(--bg);color:var(--fg);font-family:var(--font-ui);font-feature-settings:"ss01","cv11";-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;font-size:14px;line-height:1.45;min-height:100vh}.pak4l-v2 *,.pak4l-v2 :after,.pak4l-v2 :before{box-sizing:border-box}.pak4l-v2 .display,.pak4l-v2 h1.display{font-family:var(--font-display);font-weight:400;letter-spacing:-.02em}.pak4l-v2 .mono{font-family:var(--font-mono);font-feature-settings:"zero","ss02"}.pak4l-v2 .card{background:var(--bg-elev-1)}.pak4l-v2 .card,.pak4l-v2 .card-elev{border:1px solid var(--border);border-radius:var(--r-3)}.pak4l-v2 .card-elev{background:linear-gradient(180deg,var(--bg-elev-2),var(--bg-elev-1))}.pak4l-v2 .hairline{border-top:1px solid var(--border)}.pak4l-v2 ::selection{background:var(--accent-soft);color:var(--fg)}.pak4l-v2 .btn{display:inline-flex;align-items:center;gap:var(--s-2);padding:8px 14px;border-radius:var(--r-2);border:1px solid var(--border-strong);background:var(--bg-elev-2);color:var(--fg);font-size:13px;font-weight:500;letter-spacing:-.005em;font-family:inherit;cursor:pointer;transition:background .12s ease,border-color .12s ease,transform .12s ease}.pak4l-v2 .btn:hover{background:var(--bg-elev-3)}.pak4l-v2 .btn:active{transform:translateY(1px)}.pak4l-v2 .btn-primary{background:var(--brass-400);color:var(--ink-950);border-color:#0000}.pak4l-v2 .btn-primary:hover{background:var(--brass-300)}.pak4l-v2 .btn-ghost{background:#0000;border-color:#0000}.pak4l-v2 .btn-ghost:hover{background:oklch(1 0 0/.05)}.pak4l-v2 .kbd{font-size:10.5px;padding:2px 6px;border-radius:4px;border:1px solid var(--border-strong);background:var(--bg-elev-1)}.pak4l-v2 .kbd,.pak4l-v2 .tag{font-family:var(--font-mono);color:var(--fg-muted)}.pak4l-v2 .tag{display:inline-flex;align-items:center;gap:6px;padding:2px 8px;font-size:11px;letter-spacing:.04em;text-transform:uppercase;border-radius:999px;border:1px solid var(--border-strong);background:oklch(1 0 0/.02);font-weight:500}.pak4l-v2 .tag-accent{color:var(--brass-300);border-color:oklch(.74 .13 82/.35);background:oklch(.74 .13 82/.08)}.pak4l-v2 .tag-red{color:oklch(.78 .16 25);border-color:oklch(.62 .18 25/.4);background:oklch(.62 .18 25/.08)}.pak4l-v2 .tag-amber{color:oklch(.86 .14 70);border-color:oklch(.74 .14 70/.4);background:oklch(.74 .14 70/.08)}.pak4l-v2 .tag-green{color:oklch(.78 .13 150);border-color:oklch(.62 .13 150/.4);background:oklch(.62 .13 150/.08)}.pak4l-v2 .tag-blue{color:oklch(.78 .12 240);border-color:oklch(.62 .14 240/.4);background:oklch(.62 .14 240/.08)}.pak4l-v2 .gridded{background-image:linear-gradient(oklch(1 0 0/.025) 1px,#0000 0),linear-gradient(90deg,oklch(1 0 0/.025) 1px,#0000 0);background-size:32px 32px}.pak4l-v2 .nav-link{position:relative;color:var(--fg-muted);text-decoration:none;font-size:13px;letter-spacing:-.005em;padding:6px 10px;border-radius:var(--r-2);transition:color .12s ease,background .12s ease}.pak4l-v2 .nav-link:hover{color:var(--fg)}.pak4l-v2 .nav-link.active{color:var(--fg);background:oklch(1 0 0/.04)}.pak4l-v2 .pak-topbar{background:var(--topbar-bg)}.pak4l-v2 ::-webkit-scrollbar{width:10px;height:10px}.pak4l-v2 ::-webkit-scrollbar-track{background:#0000}.pak4l-v2 ::-webkit-scrollbar-thumb{background:oklch(1 0 0/.06);border-radius:999px}.pak4l-v2 ::-webkit-scrollbar-thumb:hover{background:oklch(1 0 0/.12)}@keyframes pak4l-v2-typingDot{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-3px);opacity:1}}.pak4l-v2 .typing-dot{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--fg-muted);margin-right:3px;animation:pak4l-v2-typingDot 1.2s ease-in-out infinite}.pak4l-v2 .typing-dot:nth-child(2){animation-delay:.15s}.pak4l-v2 .typing-dot:nth-child(3){animation-delay:.3s}@keyframes pak4l-v2-pulseRing{0%{box-shadow:0 0 0 0 oklch(.74 .13 82/.4)}70%{box-shadow:0 0 0 12px oklch(.74 .13 82/0)}to{box-shadow:0 0 0 0 oklch(.74 .13 82/0)}}.pak4l-v2 .speaking{animation:pak4l-v2-pulseRing 1.4s infinite}@keyframes pak4l-v2-fadeUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.pak4l-v2 .fade-up{animation:pak4l-v2-fadeUp .4s ease-out both}.pak4l-v2 .bar{height:6px;border-radius:999px;background:oklch(1 0 0/.06);overflow:hidden}.pak4l-v2 .bar>i{display:block;height:100%;background:var(--brass-400)}.pak4l-v2 .theme-paper{--bg:oklch(0.965 0.012 78);--bg-elev-1:oklch(0.985 0.010 78);--bg-elev-2:oklch(0.945 0.014 76);--bg-elev-3:oklch(0.915 0.016 74);--fg:oklch(0.18 0.03 260);--fg-muted:oklch(0.40 0.025 260);--fg-subtle:oklch(0.55 0.018 260);--border:oklch(0.20 0.030 260/0.10);--border-strong:oklch(0.20 0.030 260/0.20);--tint-bg:oklch(0.20 0.03 260/0.04);--tint-bg-strong:oklch(0.20 0.03 260/0.08);background:radial-gradient(1200px 600px at 80% -10%,oklch(.93 .03 78/.5),#0000 60%),var(--bg);color:var(--fg)}.pak4l-v2 .surface-cream{--doc-bg:oklch(0.985 0.010 78);--doc-ink:oklch(0.18 0.03 260)}.pak4l-v2 .surface-white{--doc-bg:oklch(0.995 0.002 80);--doc-ink:oklch(0.16 0.03 260)}.pak4l-v2 .surface-linen{--doc-bg:oklch(0.945 0.018 75);--doc-ink:oklch(0.20 0.03 260)}.pak4l-v2 .surface-stone{--doc-bg:oklch(0.935 0.006 240);--doc-ink:oklch(0.18 0.03 260)}.pak4l-v2.density-compact{font-size:13px}.pak4l-v2.density-compact .card,.pak4l-v2.density-compact .card-elev{border-radius:6px}.pak4l-v2.density-spacious{font-size:15px}.pak4l-v2.density-spacious .card,.pak4l-v2.density-spacious .card-elev{border-radius:14px}.pak4l-v2.anim-subtle .speaking{animation-duration:2.4s}.pak4l-v2.anim-subtle .typing-dot{animation-duration:2s}.pak4l-v2.anim-off .fade-up,.pak4l-v2.anim-off .speaking,.pak4l-v2.anim-off .typing-dot{animation:none!important}.pak4l-v2.anim-off .fade-up{opacity:1;transform:none}.pak4l-v2 .hatch{background-image:repeating-linear-gradient(-45deg,oklch(1 0 0/.04) 0 1px,#0000 1px 8px);border:1px dashed var(--border-strong);color:var(--fg-subtle);font-size:12.5px;line-height:1.5;display:flex;align-items:center;justify-content:center;text-align:center}.pak4l-v2 .hatch.hatch-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase}.pak4l-v2 .paragraph-row:hover .paragraph-edit-btn{opacity:1}body,html{max-width:100vw;overflow-x:hidden}@media (max-width:720px){.pak4l-v2 [style*="grid-template-columns: 1.1fr 1fr"],.pak4l-v2 [style*="grid-template-columns: 1fr 1fr"],.pak4l-v2 [style*="grid-template-columns: 1fr 240px"],.pak4l-v2 [style*="grid-template-columns: 1fr 320px"],.pak4l-v2 [style*="grid-template-columns: 260px"],.pak4l-v2 [style*="grid-template-columns: minmax"],.pak4l-v2 [style*="grid-template-columns: repeat(2"],.pak4l-v2 [style*="grid-template-columns: repeat(3"],.pak4l-v2 [style*="grid-template-columns: repeat(4"],.pak4l-v2 [style*="grid-template-columns: repeat(5"],.pak4l-v2 [style*="grid-template-columns: repeat(6"],.pak4l-v2 [style*=gridTemplateColumns]{grid-template-columns:1fr!important}.pak4l-v2 .card,.pak4l-v2 .card-elev,.pak4l-v2 main,.pak4l-v2 section{max-width:100%}.pak4l-v2 h1.display{font-size:40px!important;line-height:1.05!important}.pak4l-v2 h2.display{font-size:28px!important}.pak4l-v2 main{padding-left:16px!important;padding-right:16px!important}.pak4l-v2 table{display:block;overflow-x:auto;max-width:100%}}.pak-topbar-burger{display:none;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border:1px solid var(--border-strong);border-radius:8px;background:#0000;color:var(--fg);cursor:pointer}.pak-topbar-backdrop,.pak-topbar-drawer{display:none}@media (max-width:720px){.pak-topbar-row{padding:8px 14px!important;gap:10px!important}.pak-topbar-auth,.pak-topbar-lang,.pak-topbar-nav,.pak-topbar-search,.pak-topbar-sep{display:none!important}.pak-topbar-burger{display:inline-flex}.pak-topbar-backdrop{display:block;position:fixed;inset:0;background:oklch(.13 .025 260/.55);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:60;animation:pak-fade-in .14s ease-out}.pak-topbar-drawer{display:flex;flex-direction:column;position:fixed;top:0;right:0;bottom:0;width:min(330px,88vw);background:var(--bg-elev-2);border-left:1px solid var(--border-strong);box-shadow:var(--shadow-2);padding:14px 16px 18px;z-index:70;overflow-y:auto;animation:pak-slide-in-right .2s cubic-bezier(.2,.8,.2,1)}}@keyframes pak-fade-in{0%{opacity:0}to{opacity:1}}@keyframes pak-slide-in-right{0%{transform:translateX(100%)}to{transform:translateX(0)}}.pak4l-v2.theme-light{--topbar-bg:oklch(0.985 0.006 85/0.92);--tint-bg:oklch(0.20 0.03 260/0.04);--tint-bg-strong:oklch(0.20 0.03 260/0.08);--bg:var(--paper-100);--bg-elev-1:var(--paper-50);--bg-elev-2:oklch(1 0 0);--bg-elev-3:var(--paper-200);--border:oklch(0.20 0.03 260/0.10);--border-strong:oklch(0.20 0.03 260/0.18);--fg:var(--ink-950);--fg-muted:var(--ink-700);--fg-subtle:oklch(0.48 0.020 260);--accent:var(--brass-600);--accent-strong:var(--brass-700);--accent-soft:oklch(0.74 0.13 82/0.20);--brass-300:oklch(0.55 0.10 78);--brass-400:oklch(0.45 0.09 78);color-scheme:light}.pak4l-v2.theme-dark,.pak4l-v2.theme-light{background:var(--bg);color:var(--fg);min-height:100vh}.pak4l-v2.theme-light .hatch{background-image:repeating-linear-gradient(-45deg,oklch(.2 .03 260/.05) 0 1px,#0000 1px 8px)}.pak4l-v2.theme-light .gridded{background-image:linear-gradient(oklch(.2 .03 260/.04) 1px,#0000 0),linear-gradient(90deg,oklch(.2 .03 260/.04) 1px,#0000 0)}.pak4l-v2.theme-light .nav-link.active{background:oklch(.2 .03 260/.06)}.pak4l-v2.theme-light .btn-ghost:hover{background:oklch(.2 .03 260/.05)}