.tut-page,.tut-index{--tut-info:#3b82f6;--tut-info-bg:#3b82f614;--tut-warn:#f59e0b;--tut-warn-bg:#f59e0b14;--tut-prompt:#8b5cf6;--tut-prompt-bg:#8b5cf614;--tut-ok:#10b981;--tut-err:#ef4444;--tut-content-max:720px;--tut-rail-w:240px}.tut-page{grid-template-columns:1fr var(--tut-rail-w);gap:4rem;max-width:1200px;margin:0 auto;padding:2rem;display:grid}@media (max-width:1024px){.tut-page{grid-template-columns:1fr}.tut-toc-rail{display:none}}.tut-content{max-width:var(--tut-content-max)}.tut-index{max-width:1200px;margin:0 auto;padding:2rem}.tut-breadcrumb{font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);color:var(--text-dim,#888);align-items:center;gap:.5rem;margin-bottom:1.5rem;font-size:.8125rem;display:flex}.tut-breadcrumb a{color:var(--text-dim,#888);text-decoration:none}.tut-breadcrumb a:hover{color:var(--accent,#d4af37);text-decoration:underline}.tut-breadcrumb-sep{color:var(--text-faint,#555)}.tut-header{margin-bottom:1.75rem}.tut-header h1{letter-spacing:-.01em;margin:0 0 .5rem;font-size:2.25rem;line-height:1.3}.tut-subtitle{color:var(--text-dim,#888);margin:.5rem 0 0;font-size:1.0625rem}.tut-updated{color:var(--text-faint,#555);font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);margin:.5rem 0 0;font-size:.8125rem}.tut-updated time{color:var(--text-faint,#555)}.tut-atomic-answer{border-left:2px solid var(--accent,#d4af37);margin:0 0 2rem;padding-left:1.25rem;font-size:1.0625rem;line-height:1.7}.tut-atomic-answer p{margin:0}.tut-callout{border-left:3px solid;border-radius:6px;gap:.75rem;margin:1.5rem 0;padding:1rem 1.25rem;display:flex}.tut-callout-icon{flex-shrink:0;font-size:1.125rem;line-height:1.5}.tut-callout-body{flex:1}.tut-callout-body p{margin:.25rem 0}.tut-callout-body p:first-child{margin-top:0}.tut-callout-body p:last-child{margin-bottom:0}.tut-callout-label{text-transform:uppercase;letter-spacing:.08em;margin-bottom:.25rem;font-size:.75rem;font-weight:600}.tut-callout-info{background:var(--tut-info-bg);border-left-color:var(--tut-info)}.tut-callout-info .tut-callout-label{color:var(--tut-info)}.tut-callout-warning{background:var(--tut-warn-bg);border-left-color:var(--tut-warn)}.tut-callout-warning .tut-callout-label{color:var(--tut-warn)}.tut-callout-prompt{background:var(--tut-prompt-bg);border-left-color:var(--tut-prompt)}.tut-callout-prompt .tut-callout-label{color:var(--tut-prompt)}.tut-steps{margin:0;padding:0;list-style:none}.tut-steps>li{margin:0}.tut-step{margin:2.5rem 0}.tut-step h2{margin:0 0 .5rem;font-size:1.5rem;font-weight:600;line-height:1.3}.tut-step-num{color:var(--text-dim,#888);font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);margin-right:.5rem;font-weight:500}.tut-step-body p{margin:.75rem 0}.tut-step-alt{border-top:1px dashed var(--border,#262626);margin-top:1rem;padding-top:1rem}.tut-step-alt-label{color:var(--text-dim,#888);margin-bottom:.5rem;font-size:.875rem;font-style:italic}.tut-codeblock{background:var(--code-bg,#0d1117);border:1px solid var(--border,#262626);border-radius:6px;margin:1rem 0;overflow:hidden}.tut-codeblock-header{background:var(--bg-elev-2,#181818);border-bottom:1px solid var(--border,#262626);font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);color:var(--text-dim,#888);justify-content:space-between;align-items:center;padding:.5rem 1rem;font-size:.75rem;display:flex}.tut-codeblock-lang{text-transform:uppercase;letter-spacing:.08em}.tut-copy-btn{color:var(--text-dim,#888);border:1px solid var(--border,#262626);font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);cursor:pointer;background:0 0;border-radius:3px;padding:.25rem .6rem;font-size:.7rem;transition:all .15s}.tut-copy-btn:hover{color:var(--text,#e5e5e5);border-color:var(--border-strong,#333)}.tut-copy-btn.is-copied{color:var(--tut-ok);border-color:var(--tut-ok)}.tut-codeblock pre{font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);color:var(--text,#e5e5e5);margin:0;padding:1rem;font-size:.8125rem;line-height:1.6;overflow-x:auto}.tut-codeblock pre code{color:inherit;font-size:inherit;background:0 0;border:none;padding:0}.tut-errors-table{border-collapse:collapse;border:1px solid var(--border,#262626);border-radius:6px;width:100%;margin:1rem 0;font-size:.9375rem;overflow:hidden}.tut-errors-table thead{background:var(--bg-elev-2,#181818)}.tut-errors-table th{text-align:left;font-weight:600;font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim,#888);border-bottom:1px solid var(--border,#262626);padding:.75rem 1rem;font-size:.75rem}.tut-errors-table td{border-bottom:1px solid var(--border,#262626);vertical-align:top;padding:.75rem 1rem}.tut-errors-table tr:last-child td{border-bottom:none}.tut-errors-code{font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);color:var(--tut-err);white-space:nowrap}.tut-faq h3{margin:1.25rem 0 .4rem;font-size:1rem;font-weight:600}.tut-faq h3:before{content:"Q.";color:var(--accent,#d4af37);font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);margin-right:.5rem;font-weight:700}.tut-faq h3+p{color:var(--text-dim,#888);margin:0 0 1rem}.tut-going-further ul{margin-left:1.25rem}.tut-going-further li{margin:.35rem 0}.tut-cta{border:1px solid var(--accent,#d4af37);background:linear-gradient(135deg,#d4af372e 0%,#0000 100%);border-radius:6px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin:2rem 0;padding:1.5rem;display:flex}.tut-cta-text{flex:1;min-width:200px}.tut-cta-text strong{color:var(--text,#e5e5e5);margin-bottom:.25rem;display:block}.tut-cta-text small{color:var(--text-dim,#888);font-size:.8125rem}.tut-cta-btn{background:var(--accent,#d4af37);color:var(--bg,#0a0a0a);font-weight:600;font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);text-transform:uppercase;letter-spacing:.05em;border-radius:4px;padding:.65rem 1.25rem;font-size:.875rem;text-decoration:none}.tut-cta-btn:hover{background:#b8941d;text-decoration:none}.tut-nextsteps{border-top:1px solid var(--border,#262626);margin:3rem 0 0;padding-top:2rem}.tut-nextsteps h2{margin-top:0}.tut-nextsteps-all{margin-top:1rem}.tut-card-grid{grid-template-columns:repeat(3,1fr);gap:1rem;margin:1.25rem 0;display:grid}@media (max-width:720px){.tut-card-grid{grid-template-columns:1fr}}.tut-card{background:var(--bg-elev,#111);border:1px solid var(--border,#262626);border-radius:6px;flex-direction:column;gap:.5rem;padding:1.25rem;text-decoration:none;transition:all .15s;display:flex}.tut-card:hover{border-color:var(--accent,#d4af37);text-decoration:none;transform:translateY(-1px)}.tut-card-logo{filter:brightness(0)invert();opacity:.85;width:32px;height:32px}.tut-card-title{color:var(--text,#e5e5e5);font-size:.9375rem;font-weight:600}.tut-card-desc{color:var(--text-dim,#888);flex:1;font-size:.8125rem}.tut-card-arrow{color:var(--accent,#d4af37);font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);font-size:.875rem}.tut-toc-rail{align-self:start;max-height:calc(100vh - 6rem);font-size:.875rem;position:sticky;top:5rem;overflow-y:auto}.tut-toc-rail h4{text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim,#888);font-size:.7rem;font-family:var(--mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);margin:0 0 .75rem;font-weight:600}.tut-toc-rail ul{border-left:1px solid var(--border,#262626);margin:0;padding:0;list-style:none}.tut-toc-rail li{margin:0}.tut-toc-rail a{color:var(--text-dim,#888);border-left:2px solid #0000;margin-left:-1px;padding:.35rem .75rem;font-size:.8125rem;text-decoration:none;display:block}.tut-toc-rail a:hover{color:var(--text,#e5e5e5);text-decoration:none}.tut-toc-rail a.is-active{color:var(--accent,#d4af37);border-left-color:var(--accent,#d4af37)}.tut-index-header{margin-bottom:3rem}.tut-index-header h1{letter-spacing:-.01em;margin:0 0 .5rem;font-size:2.5rem}.tut-index-lede{color:var(--text-dim,#888);max-width:60ch;font-size:1.0625rem}.tut-index-category{margin:3rem 0}.tut-index-category h2{margin:0 0 1rem;font-size:1.5rem;font-weight:600}