:root{--bg:#f7f8fa;--card:#fff;--ink:#14213d;--mut:#5b6475;--line:#e3e7ee;--brand:#0f766e;--brand2:#115e59;--acc:#f59e0b;--rad:14px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}a{color:var(--brand2)}a:hover{color:var(--brand)}.wrap{max-width:1120px;margin:0 auto;padding:0 18px}header.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}header.top .wrap{display:flex;align-items:center;gap:18px;height:60px}.logo{font-weight:800;font-size:22px;color:var(--ink);text-decoration:none;letter-spacing:-.5px;display:flex;align-items:center;gap:8px}.logo b{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;font-size:17px}nav.main{display:flex;gap:16px;margin-left:auto;align-items:center}nav.main a{text-decoration:none;color:var(--ink);font-weight:500;font-size:15px}.langs{display:flex;gap:6px}.langs a{font-size:13px;padding:3px 8px;border:1px solid var(--line);border-radius:999px;text-decoration:none;color:var(--mut)}.langs a.on{background:var(--ink);color:#fff;border-color:var(--ink)}#navbtn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:18px}@media (max-width:800px){#navbtn{display:block}nav.main{display:none;position:absolute;top:60px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:12px 18px;border-bottom:1px solid var(--line)}body.navopen nav.main{display:flex}}.crumbs{font-size:13px;color:var(--mut);margin:16px 0 0}.crumbs a{color:var(--mut)}h1{font-size:clamp(26px,4vw,36px);line-height:1.2;margin:10px 0 8px;letter-spacing:-.5px}.lead{color:var(--mut);font-size:17px;max-width:780px;margin:0 0 18px}.calc{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:18px;margin:18px 0}@media (max-width:860px){.calc{grid-template-columns:1fr}}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--rad);padding:20px;box-shadow:0 1px 2px rgba(20,33,61,.04)}form#calc label{display:block;font-weight:600;font-size:14px;margin:0 0 12px}form#calc label small{display:block;font-weight:400;color:var(--mut)}form#calc input[type=number],form#calc select{width:100%;margin-top:5px;padding:10px 12px;border:1px solid #cfd6e2;border-radius:10px;font-size:16px;background:#fff;color:var(--ink)}form#calc input:focus,form#calc select:focus{outline:2px solid #99f6e4;border-color:var(--brand)}form#calc .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}form#calc .check{display:flex;gap:8px;align-items:center;font-weight:500}form#calc .check input{width:18px;height:18px}form#calc button{width:100%;padding:12px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-size:16px;font-weight:700;cursor:pointer}form#calc button:hover{background:var(--brand2)}.big{display:flex;flex-direction:column;background:linear-gradient(135deg,#0f766e,#115e59);color:#fff;border-radius:12px;padding:16px 18px}.big span{opacity:.85;font-size:14px}.big strong{font-size:clamp(28px,5vw,40px);letter-spacing:-1px}.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:12px 0}.kpis div{border:1px solid var(--line);border-radius:10px;padding:10px 12px}.kpis span{display:block;font-size:12.5px;color:var(--mut)}.kpis b{font-size:18px}table{border-collapse:collapse;width:100%}.breakdown th,.breakdown td{padding:8px 4px;border-bottom:1px solid var(--line);text-align:left;font-weight:400}.breakdown td{text-align:right;font-variant-numeric:tabular-nums}.breakdown tr.total th,.breakdown tr.total td{font-weight:700;border-bottom:0}.stack{display:flex;height:14px;border-radius:999px;overflow:hidden;margin:14px 0 6px;background:#eef1f5}.stack span{display:block;height:100%}.legend{list-style:none;padding:0;margin:6px 0;display:flex;flex-wrap:wrap;gap:6px 14px;font-size:13px;color:var(--mut)}.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:5px;vertical-align:-1px}.notes{font-size:13.5px;color:var(--mut);padding-left:18px;margin:10px 0 0}.save{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46;border-radius:10px;padding:10px 12px;font-weight:600}.panel{margin:18px 0}.panel h2{margin-top:0}#chart svg{width:100%;height:auto}#chart .grid{stroke:#e8ecf2}#chart .ax{font-size:11px;fill:#6b7280}.schedwrap{max-height:460px;overflow:auto;border:1px solid var(--line);border-radius:10px}.sched th,.sched td{padding:7px 10px;border-bottom:1px solid var(--line);text-align:right;font-variant-numeric:tabular-nums;font-size:14px;white-space:nowrap}.sched th:first-child,.sched td:first-child{text-align:left}.sched thead th{position:sticky;top:0;background:#f1f5f9;font-weight:600}.toolbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:0 0 10px}.toolbar button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 12px;cursor:pointer}article.content{max-width:820px}article.content h2{font-size:24px;margin:30px 0 8px;letter-spacing:-.3px}article.content h3{font-size:18px;margin:20px 0 6px}article.content table{margin:12px 0;font-size:15px}article.content th,article.content td{border:1px solid var(--line);padding:7px 10px;text-align:left}article.content thead th{background:#f1f5f9}.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin:8px 0}.faq summary{font-weight:600;cursor:pointer}.src{font-size:14px;color:var(--mut);background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px}.disc{font-size:13.5px;color:#7c5d12;background:#fffbeb;border:1px solid #fde68a;border-radius:10px;padding:10px 14px}.grid3{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin:14px 0}.tile{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:16px;text-decoration:none;color:var(--ink);transition:.15s}.tile:hover{border-color:var(--brand);transform:translateY(-2px)}.tile b{display:block;font-size:17px;margin-bottom:4px}.tile span{color:var(--mut);font-size:14px}.ad-slot{margin:18px auto;min-height:90px;text-align:center}.ad-slot[hidden]{display:none!important}footer.foot{margin-top:40px;background:#0b1324;color:#cbd5e1;padding:28px 0;font-size:14px}footer.foot a{color:#e2e8f0}footer.foot .cols{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between}footer.foot ul{list-style:none;padding:0;margin:6px 0}.hero{padding:26px 0 6px}.hero p{font-size:18px;color:var(--mut);max-width:720px}