:root{--teal:#0f766e;--teal-d:#115e59;--ink:#1f2937;--grey:#6b7280;--line:#e5e7eb;--mint:#f0fdfa;--mint2:#ccfbf1;--sun:#fbbf24;--sun-l:#fef3c7;--red:#b91c1c;--red-l:#fee2e2;--ok:#047857;--ok-l:#d1fae5;--r: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:#fff}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}a:hover{color:var(--teal-d)}
h1,h2,h3{line-height:1.2;margin:1.4em 0 .5em}h1{font-size:clamp(1.8rem,5vw,2.6rem);margin-top:.4em}h2{font-size:clamp(1.35rem,3.5vw,1.75rem)}h3{font-size:1.15rem}
p,ul,ol{margin:0 0 1em}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}.narrow{max-width:760px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
header.site{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
header.site .wrap{display:flex;align-items:center;gap:12px;min-height:60px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--ink);margin-right:auto}
.logo b{color:var(--teal)}.logo svg{width:34px;height:34px}
nav.main{display:flex;gap:4px;flex-wrap:wrap;font-size:.95rem}
nav.main a{text-decoration:none;color:var(--ink);padding:6px 10px;border-radius:8px}nav.main a:hover,nav.main a[aria-current]{background:var(--mint)}
nav.main a.lang{border:1px solid var(--line)}
@media(max-width:640px){header.site{position:static}nav.main{width:100%;justify-content:space-between;padding-bottom:8px;font-size:.9rem}nav.main a{padding:4px 6px}}
.hero{background:linear-gradient(180deg,var(--mint),#fff);padding:36px 0 28px}
.hero p.lead{font-size:1.15rem;max-width:640px}
.btn{display:inline-block;background:var(--teal);color:#fff;text-decoration:none;font-weight:700;padding:12px 20px;border-radius:10px;border:0;font-size:1rem;cursor:pointer;text-align:center}
.btn:hover{background:var(--teal-d);color:#fff}.btn.alt{background:#fff;color:var(--teal);border:2px solid var(--teal)}.btn.sun{background:var(--sun);color:var(--ink)}
.btn[aria-disabled=true]{opacity:.85}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.grid{display:grid;gap:18px}.g2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{border:1px solid var(--line);border-radius:var(--r);padding:20px;background:#fff}
.card.feat{border:2px solid var(--teal);box-shadow:0 6px 24px rgba(15,118,110,.12)}
.tag{display:inline-block;background:var(--sun-l);color:#92400e;font-size:.8rem;font-weight:700;padding:2px 10px;border-radius:99px}
.price{font-size:2.4rem;font-weight:800;margin:.2em 0}.price small{font-size:1rem;color:var(--grey);font-weight:400}
ul.check{list-style:none;padding:0}ul.check li{padding-left:1.6em;position:relative;margin:.35em 0}ul.check li:before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:800}
section{padding:12px 0 28px}
.muted{color:var(--grey)}.small{font-size:.875rem}
.note{background:var(--sun-l);border-left:4px solid var(--sun);padding:12px 16px;border-radius:8px;margin:1em 0}
.disc{background:#f9fafb;border:1px solid var(--line);padding:12px 16px;border-radius:10px;font-size:.9rem;color:#374151}
figure{margin:0}figure img{border:1px solid var(--line);border-radius:10px}figcaption{font-size:.875rem;color:var(--grey);margin-top:6px}
.shot{max-height:520px;overflow:hidden;border-radius:10px;border:1px solid var(--line)}.shot img{border:0}
table{border-collapse:collapse;width:100%;font-size:.95rem}th,td{border-bottom:1px solid var(--line);padding:8px;text-align:left}th{background:var(--mint)}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
.tablewrap{overflow-x:auto}
details{border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:10px 0}summary{cursor:pointer;font-weight:700}
footer.site{border-top:1px solid var(--line);margin-top:40px;padding:28px 0;background:#f9fafb;font-size:.9rem}
footer.site nav{display:flex;gap:14px;flex-wrap:wrap;margin:8px 0}
.crumbs{font-size:.85rem;color:var(--grey);margin-top:14px}.crumbs a{color:var(--grey)}
article h2{margin-top:1.6em}article .toc{background:var(--mint);border-radius:10px;padding:12px 18px}
/* calculator */
.calc{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:900px){.calc{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}.calc .out{position:sticky;top:76px;align-self:start}}
fieldset{border:1px solid var(--line);border-radius:var(--r);padding:14px 16px 6px;margin:0 0 14px}legend{font-weight:800;padding:0 6px;color:var(--teal-d)}
.f{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px 14px}
label{display:block;font-size:.9rem;font-weight:600}
label span.h{display:block;font-weight:400;color:var(--grey);font-size:.8rem}
.f label{display:flex;flex-direction:column}.f label input,.f label select{margin-top:auto}
input,select{width:100%;font:inherit;padding:9px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fffdf3;margin:3px 0 10px;min-height:44px}
input:focus,select:focus{outline:3px solid var(--mint2);border-color:var(--teal)}
.addons{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:4px 14px}
.addons label{display:flex;align-items:center;gap:8px;font-weight:400}.addons input{width:70px;margin:2px 0}
.out .card{background:var(--mint)}
.big{font-size:2.6rem;font-weight:800;line-height:1;margin:6px 0}
.kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:12px 0}.kpis div{background:#fff;border-radius:10px;padding:10px}.kpis b{display:block;font-size:1.3rem}
.flag{padding:10px 12px;border-radius:10px;font-weight:700;margin:10px 0}.flag.ok{background:var(--ok-l);color:var(--ok)}.flag.bad{background:var(--red-l);color:var(--red)}
textarea{width:100%;font:inherit;min-height:120px;padding:10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff}
td.bad{background:var(--red-l);color:var(--red);font-weight:700}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media print{header.site,footer.site,.crumbs,.skip,.toc,.btn,nav{display:none!important}body{font-size:11pt}.card{break-inside:avoid}}