.study{display:flex;flex-wrap:wrap;gap:48px;align-items:flex-start;padding:56px 24px 96px}.study-side{flex:1 1 280px;min-width:0;display:flex;flex-direction:column;gap:24px}.study-main{flex:999 1 560px;min-width:0;background:var(--raised);border:1px solid var(--line);border-top:3px solid var(--copper);border-radius:var(--r-lg);padding:36px;display:flex;flex-direction:column;gap:28px}.steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.steps button{width:100%;min-height:44px;display:flex;gap:14px;align-items:center;background:transparent;border:1px solid transparent;border-radius:8px;padding:10px 14px;cursor:pointer;text-align:left;font:inherit;color:var(--ink-body)}.steps button[aria-current=step]{background:var(--raised);border-color:var(--copper);color:var(--ink)}.steps .num{font:500 12px/1 var(--mono);width:22px;color:var(--muted)}.steps button[aria-current=step] .num{color:var(--copper)}.steps button.done .num{color:var(--patina)}.step{display:none;flex-direction:column;gap:24px}.step.active{display:flex}.step h2{font-size:26px;letter-spacing:-.02em}.nav-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;border-top:1px solid var(--line);padding-top:22px}.nav-row .spacer{flex:1}.guide-cta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;padding:18px 20px;border-radius:var(--r-lg);background:#1d2623;border:1px solid #2E4A43}.drop{position:relative;min-height:200px;border:1.5px dashed #5A504A;border-radius:var(--r-lg);background:var(--surface);display:flex;flex-direction:column;gap:10px;align-items:center;justify-content:center;text-align:center;padding:24px;cursor:pointer}.drop.over{border-color:var(--copper);background:#1a1410}.drop input{position:absolute;inset:0;opacity:0;cursor:pointer;min-height:0}.check{display:none;flex-direction:column;gap:10px;padding:16px 18px;border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface)}.check.show{display:flex}.months{display:flex;gap:4px}.months span{flex:1 1 0;display:flex;flex-direction:column;gap:4px;align-items:center;font:400 10.5px/1 var(--mono);color:var(--muted)}.months i{width:100%;height:10px;border-radius:3px;background:var(--line);display:block}.warn{font-size:14px;line-height:1.55;margin:0}.warn.caution{color:var(--caution)}.warn.critical{color:var(--critical)}.warn.info{color:var(--ink-body)}.err{color:var(--critical);font-size:14px}.hidden{display:none!important}dialog.guide{width:min(1060px,calc(100vw - 32px));max-height:calc(100vh - 32px);padding:0;border:1px solid var(--line);border-top:3px solid var(--patina);border-radius:var(--r-lg);background:var(--raised);color:var(--ink)}dialog.guide::backdrop{background:#050404d1}.g-head,.g-foot{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:18px 22px}.g-head{border-bottom:1px solid var(--line)}.g-foot{border-top:1px solid var(--line)}.g-body{display:flex;flex-wrap:wrap}.g-text{flex:1 1 280px;min-width:0;padding:22px;display:flex;flex-direction:column;gap:14px;border-right:1px solid var(--line)}.g-shot{flex:2 1 520px;min-width:0;padding:22px;display:flex;flex-direction:column;gap:10px}.browser{border-radius:10px;overflow:hidden;border:1px solid var(--line-strong);background:#e8e5e1}.browser-bar{display:flex;gap:10px;align-items:center;padding:9px 12px;background:var(--line)}.browser-bar .dots{display:flex;gap:6px}.browser-bar .dots i{width:10px;height:10px;border-radius:50%;display:block}.browser-bar .url{flex:1;font:400 12px/1 var(--mono);color:var(--ink-body);background:var(--surface);border-radius:6px;padding:7px 10px}.mock{position:relative;min-height:340px;padding:22px;color:#22201e;font-family:Helvetica,Arial,sans-serif}.mock .scr{display:none}.mock .scr.on{display:block}.mock .bar{height:30px;border-radius:4px;background:#ece9e5}.mock .mbtn{display:inline-flex;padding:9px 16px;border-radius:6px;font-size:13px;font-weight:600;background:#fff;border:1px solid #D9D5D0}.mock .dark{background:#22201e;color:#fff;border-color:#22201e}.mock .panel{background:#fff;border-radius:10px;padding:18px;box-shadow:0 1px 3px #0000001f}@keyframes pulse{0%{box-shadow:0 0 #c9773fbf}70%{box-shadow:0 0 0 14px #c9773f00}to{box-shadow:0 0 #c9773f00}}.pulse{animation:pulse 1.6s ease-out infinite;outline:2px solid var(--copper);outline-offset:3px}@media(prefers-reduced-motion:reduce){.pulse{animation:none}}.g-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.g-list button{width:100%;min-height:40px;display:flex;gap:10px;align-items:center;background:transparent;border:0;border-radius:6px;padding:6px 8px;cursor:pointer;text-align:left;font:13px/1.3 var(--sans);color:var(--muted)}.g-list button.on{color:var(--ink)}.g-list .n{font:500 12px/1 var(--mono);width:22px}.g-dots{display:flex;gap:6px}.g-dots i{width:28px;height:4px;border-radius:2px;background:var(--line);display:block}.g-dots i.on{background:var(--copper)}.kpis{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}.kpis div{background:var(--surface);padding:20px;display:flex;flex-direction:column;gap:6px}.kpis b{font:500 22px/1.15 var(--mono)}table.data td.n,table.data th.n{white-space:nowrap}.kpis span{font-size:12px;color:var(--muted)}.chart{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;display:flex;flex-direction:column;gap:12px}.spinner{width:28px;height:28px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--copper);animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.study-main{padding:22px}.g-text{border-right:0;border-bottom:1px solid var(--line)}}@media print{.site-header,.site-footer,.study-side,.nav-row,.chain-wrap,.no-print{display:none!important}body{background:#fff}}