:root{
  --ink:#000000;--ink2:#333333;--mute:#6b6b6b;
  --bg:#f5f5f5;--paper:#fff;--line:#e3e3e3;
  --navy:#000000;--navy2:#1a1a1a;
  --sun:#f8c716;--sun2:#f8c716;--sunInk:#000000;
  --r:18px;--sh:0 1px 2px rgba(0,0,0,.05),0 10px 30px -12px rgba(0,0,0,.18);
  --f:'Plus Jakarta Sans',system-ui,sans-serif;--h:'Plus Jakarta Sans',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--f);color:var(--ink);background:var(--bg);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit}
button{font:inherit;cursor:pointer}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--h);font-weight:700;letter-spacing:-.02em;line-height:1.1}
h2{font-size:clamp(30px,4vw,50px)}
h3{font-size:20px}
em{font-style:normal;color:var(--sun)}
.kicker{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#000000;margin-bottom:14px}
.kicker.light{color:var(--sun2)}
.sub{color:var(--ink2);font-size:18px;max-width:620px;margin-top:18px}
.section{padding:96px 0}
.head{margin-bottom:48px}
.head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 22px;font-weight:700;font-size:15px;text-decoration:none;transition:transform .2s,background .2s,box-shadow .2s;white-space:nowrap}
.btn:hover{transform:translateY(-1px)}
.btn-lg{padding:16px 28px;font-size:16px}
.btn-sun{background:var(--sun);color:var(--sunInk);box-shadow:0 8px 24px -8px rgba(248,199,22,.7)}
.btn-sun:hover{background:var(--sun2)}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.22)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy2)}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,box-shadow .3s}
.nav-in{display:flex;align-items:center;gap:28px;height:76px}
.nav.solid{background:rgba(255,255,255,.92);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-family:var(--h);font-size:21px;font-weight:500;letter-spacing:-.01em}
.logo b{font-weight:800}
.logo svg{width:30px;height:30px;fill:var(--sun);stroke:var(--sun);stroke-width:2.4;stroke-linecap:round}
.nav.solid .logo{color:var(--ink)}
.menu{display:flex;gap:26px;margin-left:auto}
.menu a{text-decoration:none;color:rgba(255,255,255,.88);font-size:15px;font-weight:600}
.menu a:hover{color:var(--sun2)}
.nav.solid .menu a{color:var(--ink2)}
.nav.solid .menu a:hover{color:#000000}
.nav-tel{display:flex;align-items:center;gap:7px;text-decoration:none;color:#fff;font-weight:700;font-size:15px}
.nav-tel svg{width:16px;height:16px;fill:var(--sun)}
.nav.solid .nav-tel{color:var(--ink)}
.burger{display:none;background:none;border:0;width:40px;height:40px;position:relative}
.burger span{position:absolute;left:9px;right:9px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger span:first-child{top:15px}.burger span:last-child{top:23px}
.nav.solid .burger span{background:var(--ink)}
.nav.open .burger span:first-child{top:19px;transform:rotate(45deg)}
.nav.open .burger span:last-child{top:19px;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%;transform:scale(1.04);animation:zoom 18s ease-out forwards}
@keyframes zoom{to{transform:scale(1)}}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.88) 0%,rgba(0,0,0,.6) 45%,rgba(0,0,0,.15) 100%),linear-gradient(0deg,rgba(0,0,0,.7) 0%,transparent 45%)}
.hero-in{position:relative;padding-top:130px;padding-bottom:56px;width:100%}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:7px 14px;border-radius:999px;backdrop-filter:blur(6px)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--sun);box-shadow:0 0 0 4px rgba(248,199,22,.25)}
.hero h1{font-size:clamp(44px,7.4vw,96px);font-weight:700;margin:24px 0 22px;max-width:900px;letter-spacing:-.035em;line-height:1.02}
.lead{font-size:clamp(17px,1.6vw,20px);max-width:600px;color:rgba(255,255,255,.86)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-facts{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);margin-top:64px;border-top:1px solid rgba(255,255,255,.2)}
.hero-facts li{padding:22px 20px 0 0}
.hero-facts b{display:block;font-family:var(--h);font-size:24px;font-weight:700;color:var(--sun2)}
.hero-facts span{font-size:14px;color:rgba(255,255,255,.75)}

/* brands */
.brands{background:var(--navy);color:rgba(255,255,255,.55)}
.brands-in{display:flex;align-items:center;gap:40px;padding-top:22px;padding-bottom:22px;flex-wrap:wrap}
.brands p{font-size:13px;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap}
.brands ul{list-style:none;display:flex;gap:40px;flex-wrap:wrap;flex:1;justify-content:space-between}
.brands li{font-family:var(--h);font-size:19px;font-weight:700;color:rgba(255,255,255,.82);letter-spacing:-.01em}

/* offer */
.offer{display:grid;grid-template-columns:1.25fr 1fr 1fr;grid-template-rows:auto auto;gap:20px}
.card-o{position:relative;border-radius:var(--r);overflow:hidden;min-height:300px;color:#fff;isolation:isolate;box-shadow:var(--sh)}
.card-o.big{grid-row:span 2;min-height:620px}
.card-o img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .8s}
.card-o::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(0,0,0,.9) 0%,rgba(0,0,0,.35) 55%,rgba(0,0,0,.05) 100%)}
.card-o:hover img{transform:scale(1.05)}
.card-o-body{position:absolute;left:0;right:0;bottom:0;padding:26px}
.card-o h3{font-size:24px;margin:10px 0 6px}
.card-o.big h3{font-size:34px}
.card-o p{color:rgba(255,255,255,.82);font-size:15px;max-width:420px}
.tag{display:inline-block;background:var(--sun);color:var(--sunInk);font-size:12px;font-weight:800;padding:4px 10px;border-radius:999px;letter-spacing:.04em;text-transform:uppercase}
.more{display:inline-block;margin-top:14px;color:var(--sun2);font-weight:700;text-decoration:none}

/* steps */
.steps-sec{background:var(--paper);border-block:1px solid var(--line)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:0;counter-reset:s}
.steps li{padding:0 36px 0 0;margin-right:36px;border-right:1px solid var(--line)}
.steps li:last-child{border:0;margin:0;padding:0}
.n{font-family:var(--h);font-size:56px;font-weight:400;color:var(--sun);line-height:1;display:block;margin-bottom:22px}
.steps h3{font-size:23px;margin-bottom:12px}
.steps p{color:var(--ink2)}

/* works */
.filters{display:flex;gap:8px;flex-wrap:wrap}
.filters button,.seg button{border:1px solid var(--line);background:var(--paper);color:var(--ink2);padding:9px 16px;border-radius:999px;font-size:14px;font-weight:600;transition:.2s}
.filters button:hover,.seg button:hover{border-color:var(--ink2)}
.filters button.on,.seg button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.works{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.work{background:var(--paper);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);cursor:pointer;transition:transform .3s,box-shadow .3s;text-align:left;border:0;padding:0;display:flex;flex-direction:column}
.work:hover{transform:translateY(-4px);box-shadow:0 20px 40px -18px rgba(0,0,0,.35)}
.work .ph{aspect-ratio:4/3;overflow:hidden;position:relative}
.work img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.work:hover img{transform:scale(1.05)}
.work .pw{position:absolute;top:14px;left:14px;background:rgba(255,255,255,.94);color:var(--ink);font-family:var(--h);font-weight:700;font-size:14px;padding:5px 11px;border-radius:999px}
.work .wb{padding:20px 22px 24px}
.work .pl{font-size:13px;color:var(--mute);display:flex;align-items:center;gap:6px}
.work .pl::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--sun)}
.work h3{font-size:18px;margin-top:8px;line-height:1.3}
.work.hide{display:none}

/* victron */
.victron{background:var(--navy);color:#fff;padding:110px 0;position:relative;overflow:hidden}
.victron::before{content:"";position:absolute;width:700px;height:700px;right:-200px;top:-260px;border-radius:50%;background:radial-gradient(circle,rgba(248,199,22,.22),transparent 65%)}
.victron-in{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center;position:relative}
.v-txt>p:not(.kicker){color:rgba(255,255,255,.78);font-size:18px;margin:20px 0 26px}
.ticks{list-style:none;margin-bottom:34px}
.ticks li{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid rgba(255,255,255,.12)}
.ticks li::before{content:"";position:absolute;left:0;top:15px;width:20px;height:20px;border-radius:50%;background:var(--sun) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%23000000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.v-pics{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.v-pics img{border-radius:var(--r);width:100%;height:520px;object-fit:cover}
.v-pics img:last-child{margin-top:70px;height:450px}

/* calc */
.calc{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:center}
.calc-box{background:var(--paper);border-radius:24px;padding:34px;box-shadow:var(--sh);border:1px solid var(--line)}
.calc-box>label{display:block;font-weight:700;font-size:14px;margin:0 0 10px}
.calc-in{display:flex;align-items:center;gap:18px;margin-bottom:26px}
.calc-in input{flex:1;accent-color:var(--sun);height:6px}
output{font-family:var(--h);font-weight:700;font-size:22px;min-width:130px;text-align:right}
.seg{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:22px}
.chk{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;cursor:pointer}
.chk input{width:18px;height:18px;accent-color:var(--sun)}
.calc-res{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:12px;margin:26px 0 14px}
.calc-res div{background:var(--bg);border-radius:14px;padding:16px}
.calc-res b{display:block;font-family:var(--h);font-size:34px;font-weight:700;line-height:1.1}
.calc-res span{font-size:13px;color:var(--mute)}
.note{font-size:13px;color:var(--mute);margin-bottom:20px}

/* reviews */
.reviews-sec{background:var(--paper);border-block:1px solid var(--line)}
.g-score{display:flex;align-items:center;gap:12px}
.gl{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-family:var(--h);font-weight:800;font-size:22px;color:#fff;background:conic-gradient(#ea4335 0 25%,#fbbc05 0 50%,#34a853 0 75%,#4285f4 0)}
.g-score small{font-size:13px;color:var(--mute);line-height:1.3}
.reviews{columns:3;column-gap:22px}
.rev{break-inside:avoid;background:var(--bg);border-radius:var(--r);padding:26px;margin-bottom:22px}
.rev q{display:block;quotes:none;color:var(--ink2);font-size:15.5px}
.rev .more-r{background:none;border:0;color:#000000;font-weight:700;font-size:14px;padding:0;margin-top:8px}
.rev footer{display:flex;align-items:center;gap:12px;margin-top:18px}
.av{width:40px;height:40px;border-radius:50%;background:var(--navy);color:var(--sun2);display:grid;place-items:center;font-family:var(--h);font-weight:700}
.rev b{display:block;font-size:15px}
.rev small{color:var(--mute);font-size:13px}

/* about */
.about-in{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.about-in img{border-radius:24px;width:100%;height:560px;object-fit:cover;box-shadow:var(--sh)}
.about-in h2{margin-bottom:22px}
.about-in>div>p{color:var(--ink2);margin-bottom:14px;font-size:17px}
.area{margin-top:28px}
.area p{font-weight:700;font-size:14px;margin-bottom:12px}
.area ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.area li{font-size:13.5px;background:var(--paper);border:1px solid var(--line);padding:5px 12px;border-radius:999px;color:var(--ink2)}

/* faq */
.faq-sec{background:var(--paper);border-top:1px solid var(--line)}
.faq-in{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}
.faq-in .head{position:sticky;top:110px;align-self:start}
.sub a{color:#000000;font-weight:700}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;font-family:var(--h);font-weight:600;font-size:18px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:16px;font-size:28px;font-weight:400;color:#000000;transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 40px 22px 0;color:var(--ink2)}

/* quote */
.quote{background:linear-gradient(135deg,var(--navy) 0%,#111111 100%);color:#fff;padding:110px 0;position:relative;overflow:hidden}
.quote::after{content:"";position:absolute;left:-180px;bottom:-300px;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(248,199,22,.2),transparent 65%)}
.quote-in{display:grid;grid-template-columns:1fr 1.1fr;gap:70px;align-items:start;position:relative;z-index:1}
.q-txt>p:not(.kicker){color:rgba(255,255,255,.78);font-size:18px;margin:20px 0 30px}
.q-contact{list-style:none}
.q-contact a{font-family:var(--h);font-size:26px;font-weight:700;text-decoration:none;color:var(--sun2);display:inline-block;padding:4px 0}
.q-form{background:#fff;color:var(--ink);border-radius:24px;padding:34px;box-shadow:0 30px 70px -30px rgba(0,0,0,.5)}
.q-form>label,.row2 label{display:block;font-weight:700;font-size:14px;margin-bottom:16px}
.q-form input:not([type=checkbox]),.q-form textarea{display:block;width:100%;margin-top:7px;border:1px solid var(--line);background:var(--bg);border-radius:12px;padding:13px 14px;font:inherit;font-weight:500;color:var(--ink);transition:border .2s,box-shadow .2s}
.q-form input:focus,.q-form textarea:focus{outline:0;border-color:var(--sun);box-shadow:0 0 0 4px rgba(248,199,22,.18)}
.q-form .bad{border-color:#d9483b!important}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin:-6px 0 18px}
.pills label{cursor:pointer}
.pills input{position:absolute;opacity:0;pointer-events:none}
.pills span{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600;color:var(--ink2);transition:.2s}
.pills input:checked+span{background:var(--sun);border-color:var(--sun);color:var(--sunInk)}
.pills input:focus-visible+span{outline:2px solid var(--ink)}
.chk.small{font-size:13.5px;color:var(--ink2);font-weight:500;margin:4px 0 22px}
.q-form .btn{width:100%}
.form-msg{margin-top:14px;font-size:14px;color:var(--ink2);min-height:1.2em}

/* contact */
.contact{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:stretch}
.offices h2{margin-bottom:30px}
.office{padding:18px 0;border-top:1px solid var(--line)}
.office h3{font-size:18px;margin-bottom:4px}
.office p{color:var(--ink2)}
.big-links{display:flex;flex-direction:column;gap:4px;margin-top:22px;border-top:1px solid var(--line);padding-top:22px}
.big-links a{font-family:var(--h);font-size:22px;font-weight:700;text-decoration:none}
.big-links a:hover{color:#000000}
.map{border-radius:24px;overflow:hidden;min-height:440px;box-shadow:var(--sh)}
.map iframe{width:100%;height:100%;min-height:440px;border:0;filter:grayscale(.3)}

/* footer */
.foot{background:#000000;color:rgba(255,255,255,.6);padding:50px 0;font-size:14px}
.foot-in{display:flex;flex-wrap:wrap;gap:16px 40px;align-items:center;justify-content:space-between}
.foot .copy a{color:var(--sun2)}

/* lightbox */
.lb{position:fixed;inset:0;z-index:100;background:rgba(5,15,22,.94);display:grid;place-items:center;padding:30px}
.lb[hidden]{display:none}
.lb figure{max-width:1200px;width:100%}
.lb img{max-height:80vh;margin:0 auto;border-radius:12px;object-fit:contain}
.lb figcaption{color:#fff;text-align:center;margin-top:16px;font-family:var(--h);font-size:17px}
.lb figcaption small{display:block;color:rgba(255,255,255,.6);font-family:var(--f);font-size:14px;margin-top:4px}
.lb-x{position:absolute;top:18px;right:22px;background:none;border:0;color:#fff;font-size:44px;line-height:1}

.fab{display:none}

/* reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .8s,transform .8s}
.rv.in{opacity:1;transform:none}

@media (max-width:1100px){
  .menu{display:none}
  .burger{display:block;margin-left:auto}
  .nav-tel{display:none}
  .nav.open{background:var(--bg)}
  .nav.open .logo{color:var(--ink)}
  .nav.open .burger span{background:var(--ink)}
  .nav.open .menu{display:flex;flex-direction:column;position:absolute;top:76px;left:0;right:0;background:var(--bg);padding:10px 24px 26px;gap:0;box-shadow:0 20px 30px -20px rgba(0,0,0,.3)}
  .nav.open .menu a{color:var(--ink);padding:13px 0;border-bottom:1px solid var(--line);font-size:17px}
  .offer{grid-template-columns:1fr 1fr}
  .card-o.big{grid-column:span 2;grid-row:auto;min-height:440px}
  .works{grid-template-columns:1fr 1fr}
  .reviews{columns:2}
}
@media (max-width:860px){
  .section{padding:72px 0}
  .victron,.quote{padding:80px 0}
  .hero-facts{grid-template-columns:1fr 1fr;margin-top:44px}
  .steps{grid-template-columns:1fr;gap:34px}
  .steps li{border:0;margin:0;padding:0 0 34px;border-bottom:1px solid var(--line)}
  .victron-in,.calc,.about-in,.faq-in,.quote-in,.contact{grid-template-columns:1fr;gap:40px}
  .v-pics img{height:340px}.v-pics img:last-child{height:300px;margin-top:40px}
  .about-in img{height:380px}
  .faq-in .head{position:static;margin-bottom:0}
  .nav-cta{display:none}
}
@media (max-width:600px){
  .wrap{padding:0 16px}
  .nav-in{height:66px}
  .hero-bg{object-position:72% 70%}
  h2 br{display:none}
  .hero-in{padding-top:100px;padding-bottom:34px}
  .hero h1{margin:18px 0 16px}
  .hero-btns .btn{width:100%}
  .hero-facts{margin-top:34px}
  .hero-facts li{padding-top:16px}
  .hero-facts b{font-size:19px}
  .hero-facts span{font-size:13px}
  .brands ul{gap:14px 24px;justify-content:flex-start}
  .brands li{font-size:16px}
  .offer,.works{grid-template-columns:1fr}
  .card-o.big{grid-column:auto;min-height:420px}
  .card-o.big h3{font-size:28px}
  .reviews{columns:1}
  .calc-box,.q-form{padding:22px}
  .row2{grid-template-columns:1fr;gap:0}
  .calc-in{flex-direction:column;align-items:stretch;gap:8px}
  output{text-align:left}
  .q-contact a{font-size:21px}
  .fab{display:grid;place-items:center;position:fixed;right:16px;bottom:16px;width:56px;height:56px;border-radius:50%;background:var(--sun);box-shadow:0 10px 24px -6px rgba(0,0,0,.4);z-index:60}
  .fab svg{width:24px;height:24px;fill:var(--sunInk)}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}

/* ===== v3: logo firmy + hero à la karuzela realizacji ===== */
.logo img{height:44px;width:auto}
.logo.light img{height:40px}
.hero{background:#000000;align-items:center}
.hero-bgs{position:absolute;inset:-12px}
.hero-bgs img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:blur(3px) saturate(1.05);opacity:0;transform:scale(1.08);transition:opacity 1.2s ease}
.hero-bgs img.on{opacity:1}
.hero-shade{background:linear-gradient(90deg,rgba(0,0,0,.9) 0%,rgba(0,0,0,.62) 45%,rgba(0,0,0,.3) 100%),linear-gradient(0deg,rgba(0,0,0,.8) 0%,transparent 35%)}
.hero-orbits{position:absolute;inset:0;width:100%;height:100%;fill:none;stroke:rgba(248,199,22,.28);stroke-width:1.2;pointer-events:none}
.hero-in{display:grid;grid-template-columns:1fr 1.02fr;gap:56px;align-items:center;padding-top:118px;padding-bottom:44px}
.hero h1{font-size:clamp(40px,4.9vw,72px);margin:22px 0 20px}
.hero-facts{grid-column:1/-1;margin-top:18px}
.hero-show{position:relative}
.hs-card{position:relative;aspect-ratio:4/3;border-radius:24px;overflow:hidden;border:1px solid rgba(248,199,22,.35);box-shadow:0 40px 80px -30px rgba(0,0,0,.7)}
.hs-card figure{position:absolute;inset:0;opacity:0;transition:opacity .9s ease}
.hs-card figure.on{opacity:1}
.hs-card img{width:100%;height:100%;object-fit:cover;transform:scale(1.06);transition:transform 6s linear}
.hs-card figure.on img{transform:scale(1)}
.hs-card figure::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.85) 0%,rgba(0,0,0,0) 45%)}
.hs-card figcaption{position:absolute;left:24px;right:24px;bottom:22px;z-index:1;display:flex;align-items:flex-end;justify-content:space-between;gap:16px}
.hs-place{display:flex;flex-direction:column;gap:2px;font-size:14px;color:rgba(255,255,255,.75)}
.hs-place b{font-family:var(--h);font-size:18px;font-weight:700;color:#fff;line-height:1.25}
.hs-place span{display:flex;align-items:center;gap:6px}
.hs-place svg{width:14px;height:14px;fill:none;stroke:var(--sun2);stroke-width:2}
.hs-kw{flex:none;border:1px solid rgba(248,199,22,.5);background:rgba(0,0,0,.55);backdrop-filter:blur(6px);border-radius:999px;padding:8px 16px;font-family:var(--h);font-weight:700;font-size:24px;color:var(--sun2);white-space:nowrap}
.hs-kw small{font-size:12px;color:rgba(255,255,255,.7);margin-left:4px;letter-spacing:.06em;text-transform:uppercase}
.hs-bar{display:flex;align-items:center;gap:18px;margin-top:18px}
.hs-num{font-family:var(--h);font-size:13px;color:rgba(255,255,255,.55);letter-spacing:.08em;min-width:58px}
.hs-dots{display:flex;gap:8px;flex:1}
.hs-dots button{flex:1;height:3px;border:0;border-radius:3px;background:rgba(255,255,255,.2);position:relative;overflow:hidden;padding:0}
.hs-dots button::before{content:"";position:absolute;inset:-8px 0}
.hs-dots button i{position:absolute;inset:0;background:var(--sun);transform:scaleX(0);transform-origin:left}
.hs-dots button.done i{transform:scaleX(1)}
.hs-dots button.on i{animation:hsfill var(--hs,6s) linear forwards}
@keyframes hsfill{to{transform:scaleX(1)}}
@media (max-width:1100px){.hero-in{grid-template-columns:1fr;gap:34px}.hero-show{max-width:640px}.nav.open{background:var(--bg)}}
@media (max-width:600px){
  .logo img{height:36px}
  .hero-in{padding-top:92px}
  .hs-card{aspect-ratio:5/4;border-radius:18px}
  .hs-card figcaption{left:16px;right:16px;bottom:14px}
  .hs-place b{font-size:15px}
  .hs-kw{font-size:19px;padding:6px 12px}
  .hero-facts{margin-top:6px}
}
@media (prefers-reduced-motion:reduce){.hs-dots button.on i{transform:scaleX(1)}}

/* ===== v4: zdjęcia w tłach + ciekawszy układ ===== */
.bgphoto{position:relative;isolation:isolate;overflow:hidden;overflow:clip}
.bgphoto::before{content:"";position:absolute;inset:0;z-index:-2;background:var(--bgp) center/cover no-repeat;filter:grayscale(.35)}
.bgphoto::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(255,255,255,.95),rgba(255,255,255,.88) 50%,rgba(255,255,255,.96))}
.steps-sec.bgphoto::after{background:linear-gradient(100deg,rgba(255,255,255,.97) 30%,rgba(255,255,255,.84))}
.faq-sec.bgphoto::after{background:linear-gradient(90deg,rgba(255,255,255,.97) 35%,rgba(255,255,255,.9))}

/* etapy jako karty */
.steps{gap:22px}
.steps li,.steps li:last-child{background:rgba(255,255,255,.82);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:var(--r);padding:34px 30px;margin:0;position:relative;overflow:hidden;box-shadow:var(--sh)}
.steps li::after{content:"";position:absolute;right:-60px;top:-60px;width:160px;height:160px;border-radius:50%;border:1px solid rgba(248,199,22,.35)}
.steps li:nth-child(2){transform:translateY(28px)}
.steps li:nth-child(3){transform:translateY(56px)}
.steps-sec{padding-bottom:150px}

/* realizacje — mozaika */
.works{grid-auto-flow:dense;grid-auto-rows:210px}
.work{position:relative;display:block}
.work .ph{position:absolute;inset:0;aspect-ratio:auto}
.work .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.88) 0%,rgba(0,0,0,.1) 55%,transparent)}
.work .wb{position:absolute;left:0;right:0;bottom:0;padding:18px 20px;z-index:1;color:#fff}
.work .pl{color:rgba(255,255,255,.75)}
.work h3{color:#fff;font-size:17px}
.work{grid-row:span 1}
.work.w0{grid-column:span 2;grid-row:span 2}
.work.w0 h3{font-size:26px}
.work.w3,.work.w6,.work.w10{grid-row:span 2}
.work.w8{grid-column:span 2}
.works{grid-template-columns:repeat(4,1fr)}
.work.hide{display:none}

/* pas zdjęciowy */
.band{position:relative;isolation:isolate;color:#fff;padding:130px 0;overflow:hidden}
.band>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.band::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.55))}
.band blockquote{font-family:var(--h);font-size:clamp(26px,3.3vw,44px);font-weight:600;line-height:1.2;letter-spacing:-.02em;max-width:900px}
.band-stats{display:flex;gap:56px;flex-wrap:wrap;margin-top:50px;padding-top:28px;border-top:1px solid rgba(255,255,255,.2);max-width:900px}
.band-stats b{display:block;font-family:var(--h);font-size:40px;font-weight:700;color:var(--sun2);line-height:1.1}
.band-stats span{font-size:14px;color:rgba(255,255,255,.72)}
@media (min-width:900px){.band>img{height:130%;top:-15%}}

/* kalkulator — zdjęcie + ciemny panel */
.calc-sec{background:linear-gradient(180deg,var(--bg) 0 30%,var(--navy) 30% 100%)}
.calc-txt{position:relative}
.calc-pic{width:100%;height:300px;object-fit:cover;border-radius:var(--r);margin-bottom:34px;box-shadow:var(--sh)}
.calc-sec .calc-txt h2{color:#fff}
.calc-sec .calc-txt .sub{color:rgba(255,255,255,.75)}
.calc-sec .calc-txt .kicker{color:var(--sun2)}
.calc{align-items:end}
.calc-box{box-shadow:0 40px 80px -30px rgba(0,0,0,.6)}

/* opinie — karty na zdjęciu */
.reviews-sec .rev{background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border:1px solid var(--line)}
.reviews-sec .rev:nth-child(3n+1){border-top:3px solid var(--sun)}

/* o nas — zdjęcie z podpisem-plakietką */
.about-in>img{position:relative}
.about-in{position:relative}
.about-in::before{content:"";position:absolute;left:-30px;top:-30px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(248,199,22,.25),transparent 70%);z-index:-1}

@media (max-width:1100px){
  .works{grid-template-columns:repeat(2,1fr)}
  .work.w8{grid-column:span 2}
}
@media (max-width:860px){
  .steps li:nth-child(2),.steps li:nth-child(3){transform:none}
  .steps-sec{padding-bottom:72px}
  .calc-sec{background:linear-gradient(180deg,var(--bg) 0 18%,var(--navy) 18% 100%)}
  .calc-pic{height:220px}
  .band{padding:90px 0}
  .band-stats{gap:28px}
}
@media (max-width:600px){
  .works{grid-template-columns:1fr 1fr;grid-auto-rows:170px;gap:12px}
  .work.w0{grid-column:span 2;grid-row:span 2}
  .work.w3,.work.w6,.work.w10{grid-row:span 1}
  .work.w8{grid-column:span 2}
  .work h3{font-size:14px}.work .wb{padding:12px 14px}
  .work.w0 h3{font-size:20px}
  .work .pw{top:10px;left:10px;font-size:12px;padding:4px 9px}
  .band-stats b{font-size:30px}
}

/* v9: kolory 1:1 z solarhelios.pl (czarny #000, żółty #f8c716, biały) + menu przezroczyste na hero */
.logo .lg-d{display:none}
.nav.solid .logo .lg-w,.nav.open .logo .lg-w{display:none}
.nav.solid .logo .lg-d,.nav.open .logo .lg-d{display:block}
.nav.solid{background:rgba(255,255,255,.96)}
.kicker{color:#000}
.kicker::before{content:"";display:inline-block;width:22px;height:3px;background:var(--sun);vertical-align:middle;margin:-2px 10px 0 0}
.kicker.light{color:var(--sun)}
.kicker.light::before{background:#fff}
.calc-sec .calc-txt .kicker{color:var(--sun)}
.hero,.victron,.quote,.foot,.brands{background:#000}
.quote{background:linear-gradient(135deg,#000 0%,#161616 100%)}
em{color:var(--sun)}
.sub a,.rev .more-r,.faq summary::after{color:#000}
.faq summary::after{color:var(--sun);-webkit-text-stroke:.5px #000}
.more{color:var(--sun)}
.btn-sun:hover{background:#ffd633}
.hero-bgs{background:#000}

/* ── Dostępne od ręki (stany na żywo z b2b) ── */
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.preview-bar{position:sticky;top:0;z-index:200;background:var(--sun);color:#000;font:700 14px/1.4 var(--f);text-align:center;padding:9px 16px}
.preview-bar a{color:#000;margin-left:10px}
.stock-sec{background:var(--paper)}
.stock-sec .head-row{align-items:flex-end}
.live{display:inline-flex;align-items:center;gap:9px;font:500 14px/1 var(--h);color:var(--mute);white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:10px 16px;margin:0}
.live-dot{width:9px;height:9px;border-radius:50%;background:#1fae5b;box-shadow:0 0 0 0 rgba(31,174,91,.6);animation:livep 2s infinite}
@keyframes livep{0%{box-shadow:0 0 0 0 rgba(31,174,91,.55)}70%{box-shadow:0 0 0 10px rgba(31,174,91,0)}100%{box-shadow:0 0 0 0 rgba(31,174,91,0)}}
.stock{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.st-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.st-img{aspect-ratio:4/3;background:#fff;display:grid;place-items:center;padding:18px;border-bottom:1px solid var(--line)}
.st-img img{max-width:100%;max-height:100%;object-fit:contain}
.st-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.st-brand{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--mute)}
.st-body h3{font-size:16px;line-height:1.3;font-weight:700;margin:0;flex:1}
.st-av{align-self:flex-start;display:inline-flex;align-items:center;gap:7px;font:700 13px/1 var(--h);padding:8px 12px;border-radius:999px}
.st-av::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}
.st-ok{background:#e6f6ec;color:#127a3f}
.st-ext{background:#fff6d6;color:#8a6500}
.st-none{background:#eee;color:#555}
.st-av.flash{animation:stflash 1.2s}
@keyframes stflash{0%{transform:scale(1.08);box-shadow:0 0 0 4px rgba(248,199,22,.5)}100%{transform:none;box-shadow:none}}
.stock-cta{margin:34px 0 0;text-align:center}
@media (max-width:1000px){.stock{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.stock{grid-template-columns:1fr 1fr;gap:12px}.st-body{padding:12px}.st-body h3{font-size:14px}.st-av{font-size:12px;padding:7px 10px}.live{white-space:normal}}
.nav-tel{white-space:nowrap}

/* ===== v10: redesign 2 — topbar, mega-menu, atuty, marquee, animacje ===== */
:root{--ease:cubic-bezier(.22,.8,.24,1);--tb:38px}
.progress{position:fixed;top:0;left:0;height:3px;width:100%;background:var(--sun);transform-origin:0 50%;transform:scaleX(0);z-index:120;pointer-events:none}

/* topbar + kurczący się header */
.topbar{background:rgba(0,0,0,.55);border-bottom:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.78);font-size:13px;height:var(--tb);overflow:hidden;transition:height .35s var(--ease),opacity .3s}
.topbar-in{display:flex;align-items:center;gap:26px;height:var(--tb)}
.topbar a{text-decoration:none}
.topbar span,.topbar a{display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.topbar svg{width:14px;height:14px;fill:none;stroke:var(--sun);stroke-width:2;flex:none}
.tb-mail{margin-left:auto}
.tb-mail:hover{color:var(--sun)}
.tb-cta{background:var(--sun);color:#000!important;font-weight:800;height:var(--tb);padding:0 18px;margin-right:-24px}
.tb-cta span{transition:transform .25s}
.tb-cta:hover span{transform:translateX(4px)}
.nav-in{transition:height .35s var(--ease)}
.logo img{transition:height .35s var(--ease)}
.nav.solid .topbar{height:0;opacity:0}
.nav.solid .nav-in{height:64px}
.nav.solid .logo img{height:38px}
.nav.solid{box-shadow:0 10px 30px -18px rgba(0,0,0,.35)}

/* menu: podkreślenie + mega-menu oferty */
.menu{align-self:stretch;align-items:center}
.menu>a,.mm-t{position:relative;padding:6px 0}
.menu>a::after,.mm-t::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--sun);transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease)}
.menu>a:hover::after,.mm:hover .mm-t::after{transform:scaleX(1);transform-origin:left}
.mm{align-self:stretch;display:flex;align-items:center}
.mm-t{display:inline-flex;align-items:center;gap:4px}
.chev{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.2;transition:transform .3s}
.mm:hover .chev,.mm:focus-within .chev{transform:rotate(180deg)}
.nav-in{position:relative}
.mm-panel{position:absolute;left:24px;right:24px;top:100%;background:#fff;color:var(--ink);border-radius:0 0 22px 22px;box-shadow:0 30px 60px -20px rgba(0,0,0,.35);padding:22px;display:grid;grid-template-columns:1fr 240px;gap:18px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .25s,transform .3s var(--ease),visibility .25s;border-top:3px solid var(--sun)}
.mm:hover .mm-panel,.mm:focus-within .mm-panel{opacity:1;visibility:visible;transform:none}
.mm-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.menu .mm-card{display:flex;flex-direction:column;gap:10px;text-decoration:none;color:var(--ink);border-radius:14px;padding:8px;transition:background .2s}
.menu .mm-card:hover{background:var(--bg);color:var(--ink)}
.mm-ph{display:block;aspect-ratio:16/10;border-radius:10px;overflow:hidden}
.mm-ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.mm-card:hover .mm-ph img{transform:scale(1.08)}
.mm-tx small{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute);font-weight:700}
.mm-tx b{font-family:var(--h);font-size:15px;font-weight:700;line-height:1.25}
.menu .mm-cta{background:#000;color:#fff;border-radius:16px;padding:22px;text-decoration:none;display:flex;flex-direction:column;justify-content:space-between;gap:20px}
.menu .mm-cta:hover{color:#fff}
.mm-cta small{display:block;color:var(--sun);font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;margin-bottom:8px}
.mm-cta b{font-family:var(--h);font-size:22px;line-height:1.15;font-weight:700}
.mm-cta i{font-style:normal;align-self:flex-end;width:46px;height:46px;border-radius:50%;background:var(--sun);color:#000;display:grid;place-items:center;font-size:20px;transition:transform .3s var(--ease)}
.mm-cta:hover i{transform:translateX(4px) rotate(-45deg)}

/* przyciski: połysk + strzałka */
.btn{position:relative;overflow:hidden;isolation:isolate}
.btn span[aria-hidden]{display:inline-block;transition:transform .3s var(--ease)}
.btn:hover span[aria-hidden]{transform:translateX(5px)}
.btn:active{transform:translateY(0) scale(.97)}
.btn-sun::after{content:"";position:absolute;top:0;bottom:0;left:-60%;width:40%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-20deg);z-index:-1;transition:left .7s var(--ease)}
.btn-sun:hover::after{left:130%}
.btn-sun:hover{box-shadow:0 14px 30px -10px rgba(248,199,22,.85);transform:translateY(-2px)}

/* hero */
.hero-in{padding-top:calc(118px + var(--tb));padding-bottom:120px}
.hero-bgs img.on{animation:kb 12s ease-out forwards}
@keyframes kb{from{transform:scale(1.08) translate(0,0)}to{transform:scale(1.2) translate(-2%,-1.5%)}}
.hero-orbits .orb-dash{stroke-dasharray:3 10;animation:orbdash 60s linear infinite}
@keyframes orbdash{to{stroke-dashoffset:-520}}
.orb-spin{transform-box:view-box;transform-origin:1080px 480px;animation:spin 28s linear infinite}
.orb-slow{transform-origin:1080px 480px;animation-duration:46s;animation-direction:reverse}
.orb-dot{fill:var(--sun);stroke:none}
@keyframes spin{to{transform:rotate(360deg)}}
.deco{position:absolute;pointer-events:none;z-index:0;background:currentColor;-webkit-mask:url(img/korona.svg) no-repeat center/contain;mask:url(img/korona.svg) no-repeat center/contain;aspect-ratio:100/84}
.deco-hero{color:var(--sun);opacity:.28;width:min(500px,60vw);right:-70px;bottom:-80px;z-index:0}
.hero-shade{z-index:0}
.hero-in{z-index:1}
.deco-r{color:#000;opacity:.05;width:440px;right:-50px;top:70px}
.deco-l{color:#000;opacity:.05;width:460px;left:-140px;bottom:30px}
.deco-band{color:var(--sun);opacity:.07;width:520px;right:-60px;bottom:-60px;z-index:-1}
.deco-v{color:var(--sun);opacity:.06;width:560px;left:-160px;bottom:-120px}
.deco-q{color:var(--sun);opacity:.06;width:520px;right:-120px;top:-80px}
.deco-f{color:var(--sun);opacity:.05;width:420px;right:-60px;bottom:-60px}
.has-deco{position:relative;overflow:hidden;overflow:clip}
.has-deco>.wrap,.steps-sec>.wrap,.victron-in,.foot>.wrap{position:relative;z-index:1}
/* nagłówek hero — słowa wjeżdżają */
.hero h1 .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.hero h1 .w>span{display:inline-block;transform:translateY(105%);animation:wup .9s var(--ease) forwards;animation-delay:calc(.15s + var(--i)*.07s)}
@keyframes wup{to{transform:none}}
.hero h1 em{position:relative;display:inline-block}
.hero h1 em::after{content:"";position:absolute;left:0;right:0;bottom:-.17em;height:.05em;border-radius:99px;background:#fff;transform:scaleX(0);transform-origin:left;animation:ray 1s var(--ease) 1.1s forwards}
@keyframes ray{to{transform:scaleX(1)}}
.hero .eyebrow,.hero .lead,.hero-btns,.hero-show{opacity:0;animation:fup 1s var(--ease) forwards}
.hero .eyebrow{animation-delay:.05s}.hero .lead{animation-delay:.55s}.hero-btns{animation-delay:.75s}.hero-show{animation-delay:.4s}
@keyframes fup{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.dot{animation:sunp 2.4s ease-in-out infinite}
@keyframes sunp{50%{box-shadow:0 0 0 7px rgba(248,199,22,.12)}}
.hs-card{transition:transform .5s var(--ease),box-shadow .5s;cursor:zoom-in}
.hs-card:hover{transform:translateY(-4px);box-shadow:0 50px 90px -30px rgba(0,0,0,.8)}
.scroll-cue{position:absolute;left:50%;bottom:92px;width:26px;height:42px;margin-left:-13px;border:2px solid rgba(255,255,255,.45);border-radius:14px;z-index:2}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:var(--sun);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* atuty */
.perks-sec{position:relative;z-index:2;background:var(--bg);display:flow-root}
.perks{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-70px}
.perk{position:relative;background:#fff;border-radius:var(--r);padding:26px 24px 24px;box-shadow:0 24px 50px -24px rgba(0,0,0,.35);border:1px solid var(--line);transition:transform .45s var(--ease),box-shadow .45s;overflow:hidden}
.perk::before{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:var(--sun);transform:scaleX(.18);transform-origin:left;transition:transform .6s var(--ease)}
.perk:hover{transform:translateY(-6px);box-shadow:0 34px 60px -26px rgba(0,0,0,.45)}
.perk:hover::before{transform:scaleX(1)}
.perk-ic{width:48px;height:48px;border-radius:14px;background:#000;display:grid;place-items:center;margin-bottom:18px;transition:transform .5s var(--ease),background .3s}
.perk-ic svg{width:24px;height:24px;fill:none;stroke:var(--sun);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.perk:hover .perk-ic{transform:rotate(-8deg) scale(1.06);background:var(--sun)}
.perk:hover .perk-ic svg{stroke:#000}
.perk b{display:block;font-family:var(--h);font-size:28px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.perk>span:last-child{display:block;margin-top:4px;color:var(--ink2);font-size:14.5px}

/* marki — marquee */
.perks-sec .brands{background:transparent;color:var(--ink2);padding:46px 0 10px}
.brands-lbl{font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--mute);margin-bottom:16px}
.brands-lbl::before{content:"";display:inline-block;width:22px;height:3px;background:var(--sun);vertical-align:middle;margin:-2px 10px 0 0}
.mq{overflow:hidden;-webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.mq-track{display:flex;width:max-content;animation:mq 40s linear infinite}
.mq:hover .mq-track{animation-play-state:paused}
.mq ul{list-style:none;display:flex;flex:none}
.mq li{font-family:var(--h);font-size:clamp(22px,2.4vw,32px);font-weight:800;color:#000;letter-spacing:-.02em;white-space:nowrap;padding:0 34px;display:flex;align-items:center;gap:68px;opacity:.82;transition:opacity .3s,color .3s}
.mq li::after{content:"";width:12px;height:12px;border-radius:50%;background:var(--sun);margin-right:-40px}
.mq li:hover{opacity:1}
@keyframes mq{to{transform:translateX(-50%)}}

/* reveal ogólny + stagger */
.rv{transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.kicker::before{transition:width .7s var(--ease) .2s}
.head.rv:not(.in) .kicker::before{width:0}

/* oferta */
.card-o{transition:transform .5s var(--ease),box-shadow .5s,opacity .9s var(--ease)}
.card-o.in:hover{transform:translateY(-6px);box-shadow:0 30px 60px -28px rgba(0,0,0,.55)}
.card-o img{transition:transform 1.2s var(--ease)}
.card-o:hover img{transform:scale(1.08)}
.card-o-body{transition:transform .5s var(--ease)}
.card-o:hover .card-o-body{transform:translateY(-6px)}
.card-n{position:absolute;top:22px;right:24px;font-family:var(--h);font-size:15px;font-weight:700;color:rgba(255,255,255,.75);letter-spacing:.06em}
.card-go{position:absolute;right:20px;bottom:20px;width:48px;height:48px;border-radius:50%;background:var(--sun);display:grid;place-items:center;transform:scale(0) rotate(-90deg);transition:transform .45s var(--ease)}
.card-go svg{width:20px;height:20px;fill:none;stroke:#000;stroke-width:2.4;stroke-linecap:round}
.card-o:hover .card-go,.card-go:focus-visible{transform:none}
.card-o .card-o-body{padding-right:80px}
.more span{display:inline-block;transition:transform .3s}
.more:hover span{transform:translateX(5px)}

/* kroki — ścieżka z promieniem */
.steps-sec .wrap{position:relative}
.steps{margin-top:0}
.steps li,.steps li:last-child{overflow:visible;margin-top:84px}
.steps li::after{display:none}
.steps li:nth-child(2),.steps li:nth-child(3){transform:none}
.steps-sec{padding-bottom:96px}
.steps .n{position:absolute;top:-80px;left:30px;width:64px;height:64px;border-radius:50%;background:#fff;border:2px solid var(--line);display:grid;place-items:center;font-size:22px;font-weight:800;color:#000;margin:0;transition:background .5s,border-color .5s,transform .5s var(--ease)}
.steps li.in .n{background:var(--sun);border-color:var(--sun);transition-delay:calc(var(--d,0s) + .45s)}
.steps li:hover .n{transform:scale(1.08) rotate(-6deg)}
.steps-rail{position:relative;top:38px;height:2px;background:var(--line);margin:0 calc((100% - 44px)/3 - 62px) -2px 62px;z-index:0}
.steps-rail i{position:absolute;inset:0;background:var(--sun);transform:scaleX(0);transform-origin:left;transition:transform 1.6s var(--ease) .2s}
.steps-rail.in i{transform:scaleX(1)}
.steps li{transition:transform .5s var(--ease),box-shadow .5s,opacity .9s var(--ease)}
.steps li.in:hover{transform:translateY(-6px)!important;box-shadow:0 30px 50px -28px rgba(0,0,0,.4)}

/* realizacje */
.work{transition:transform .5s var(--ease),box-shadow .5s,opacity .9s var(--ease)}
.work img{transition:transform 1.2s var(--ease)}
.work:hover img{transform:scale(1.08)}
.work .wb{transition:transform .5s var(--ease)}
.work:hover .wb{transform:translateY(-4px)}
.work .ph::before{content:"";position:absolute;left:0;bottom:0;height:4px;width:100%;background:var(--sun);transform:scaleX(0);transform-origin:left;transition:transform .6s var(--ease);z-index:2}
.work:hover .ph::before{transform:scaleX(1)}
.work.pop{animation:pop .55s var(--ease) both;animation-delay:var(--pd,0s)}
@keyframes pop{from{opacity:0;transform:scale(.94)}to{opacity:1;transform:none}}
.filters button{transition:background .25s,color .25s,border-color .25s,transform .2s}
.filters button:active{transform:scale(.95)}

/* misja — baner CTA */
.band>img{will-change:transform}
.band-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:40px}
.band-stats b{font-variant-numeric:tabular-nums}

/* victron */
.v-pics figure{margin:0;border-radius:var(--r);overflow:hidden}
.v-pics figure:last-child{margin-top:70px}
.v-pics figure img,.v-pics figure:last-child img{margin:0;border-radius:0;transition:transform 1.2s var(--ease)}
.v-pics figure:hover img{transform:scale(1.06)}
.victron::before{animation:glow 8s ease-in-out infinite alternate}
@keyframes glow{to{transform:translate(-80px,60px) scale(1.15)}}
.ticks li.rv{transform:translateX(-18px)}
.ticks li.rv.in{transform:none}

/* stany */
.st-card{transition:transform .45s var(--ease),box-shadow .45s,opacity .9s var(--ease)}
.st-card.in:hover{transform:translateY(-6px);box-shadow:0 24px 44px -24px rgba(0,0,0,.35)}
.st-img img{transition:transform .8s var(--ease)}
.st-card:hover .st-img img{transform:scale(1.06)}

/* kalkulator */
.calc-res div{transition:background .3s,transform .3s var(--ease)}
.calc-res div.bump{background:#fff5cc;transform:translateY(-2px)}
.calc-res b{font-variant-numeric:tabular-nums}
.calc-in input{cursor:pointer}

/* opinie */
.rev{position:relative;transition:transform .45s var(--ease),box-shadow .45s,opacity .9s var(--ease)}
.rev::before{content:"\201D";position:absolute;right:20px;top:4px;font-family:var(--h);font-size:72px;line-height:1;color:var(--sun);opacity:.9}
.rev q{padding-right:30px;display:block}
.rev.in:hover{transform:translateY(-5px);box-shadow:0 24px 44px -24px rgba(0,0,0,.35)}

/* o nas */
.about-pic{margin:0;position:relative}
.about-pic::before{content:"";position:absolute;inset:26px -18px -18px 26px;border-radius:24px;background:var(--sun);z-index:-1}
.about-pic img{border-radius:24px;width:100%;height:560px;object-fit:cover;box-shadow:var(--sh);clip-path:inset(0 0 100% 0 round 24px);transition:clip-path 1.3s var(--ease) .1s,transform 1.2s var(--ease)}
.about-pic.in img{clip-path:inset(0 0 0 0 round 24px)}
.about-pic::before{transform:translate(-26px,-26px);opacity:0;transition:transform 1s var(--ease) .6s,opacity .6s .6s}
.about-pic.in::before{transform:none;opacity:1}
.about-pic.rv{opacity:1;transform:none}
.area li{transition:background .25s,border-color .25s,transform .25s}
.area li:hover{background:var(--sun);border-color:var(--sun);color:#000;transform:translateY(-2px)}
.area ul.in li{animation:pop .5s var(--ease) both;animation-delay:calc(var(--k)*25ms)}
.area ul:not(.in) li{opacity:0}

/* faq */
.faq summary{transition:color .25s,padding-left .3s var(--ease)}
.faq summary:hover{padding-left:8px}
.faq details[open] p{animation:fup .5s var(--ease)}
.faq details{position:relative}
.faq details::after{content:"";position:absolute;left:0;bottom:-1px;height:2px;width:100%;background:var(--sun);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.faq details[open]::after{transform:scaleX(1)}

/* wycena */
.rays{position:absolute;right:6%;bottom:-120px;width:340px;height:340px;fill:none;stroke:rgba(248,199,22,.22);stroke-width:2.5;stroke-linecap:round;animation:spin 60s linear infinite;pointer-events:none}
.rays circle{stroke-width:1.5}
.q-form{transition:transform .5s var(--ease)}
.q-form input:not([type=checkbox]),.q-form textarea{transition:border .2s,box-shadow .2s,background .2s}
.q-form input:focus,.q-form textarea:focus{background:#fff}
.pills span{transition:background .2s,border-color .2s,color .2s,transform .2s}
.pills label:hover span{transform:translateY(-2px);border-color:var(--ink2)}
.q-contact a{position:relative}
.q-contact a::after{content:"";position:absolute;left:0;bottom:2px;height:2px;width:100%;background:var(--sun);transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease)}
.q-contact a:hover::after{transform:scaleX(1);transform-origin:left}

/* kontakt */
.map{transition:box-shadow .4s}
.map iframe{transition:filter .5s}
.map:hover iframe{filter:none}
.office{transition:padding-left .35s var(--ease)}
.office:hover{padding-left:10px;border-top-color:var(--sun)}

/* stopka */
.foot{position:relative;overflow:hidden;padding:80px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:48px;padding-bottom:56px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand p{margin:20px 0 26px;max-width:380px;line-height:1.6}
.foot-col{display:flex;flex-direction:column;gap:10px}
.foot-col h4{font-family:var(--h);color:#fff;font-size:15px;font-weight:700;margin-bottom:6px;letter-spacing:.02em}
.foot-col a{text-decoration:none;color:rgba(255,255,255,.7);transition:color .2s,transform .25s;align-self:flex-start}
.foot-col a:hover{color:var(--sun);transform:translateX(4px)}
.foot-col p{color:rgba(255,255,255,.6);margin-top:6px;line-height:1.5}
.foot-col p b{color:#fff;font-weight:700}
.foot-col .foot-big{font-family:var(--h);font-size:24px;font-weight:700;color:var(--sun)}
.foot-bot{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:22px;padding-bottom:26px;flex-wrap:wrap}
.to-top{text-decoration:none;color:rgba(255,255,255,.7)}
.to-top:hover{color:var(--sun)}

@media (max-width:1100px){
  .mm{display:contents}
  .mm-panel,.chev{display:none}
  .nav.open .menu{top:calc(64px)}
  .nav.open .menu .mm-t{color:var(--ink);padding:13px 0;border-bottom:1px solid var(--line);font-size:17px;text-decoration:none}
  .menu .mm-t::after{display:none}
  .perks{grid-template-columns:1fr 1fr}
  .topbar .tb-addr+.tb-addr{display:none}
  .nav.open .menu{align-items:stretch}
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:860px){
  .steps-rail{display:none}
  .steps li,.steps li:last-child{margin-top:60px}
  .steps .n{top:-30px;left:24px;width:56px;height:56px;font-size:19px}
  .steps li,.steps li:last-child{padding-top:42px}
  .steps{gap:0}
  .scroll-cue{display:none}
}
@media (max-width:600px){
  :root{--tb:34px}
  .topbar{font-size:12px}
  .topbar .tb-addr{display:none}
  .tb-mail{margin-left:0}
  .topbar-in{gap:12px}
  .tb-cta{margin-left:auto;margin-right:-16px;padding:0 14px}
  .hero-in{padding-top:calc(92px + var(--tb));padding-bottom:96px}
  .perks{grid-template-columns:1fr 1fr;gap:10px;margin-top:-60px}
  .perk{padding:18px 16px}
  .perk-ic{width:40px;height:40px;border-radius:12px;margin-bottom:12px}
  .perk-ic svg{width:20px;height:20px}
  .perk b{font-size:20px;overflow-wrap:anywhere}
  .perk>span:last-child{font-size:13px}
  .mq li{padding:0 20px;gap:40px}
  .mq li::after{margin-right:-20px}
  .band-cta .btn{width:100%}
  .about-pic img{height:360px}
  .about-pic::before{inset:16px -10px -10px 16px}
  .v-pics figure:last-child{margin-top:40px}
  .rays{width:220px;height:220px;right:-40px;bottom:-60px}
  .foot-grid{grid-template-columns:1fr;gap:34px}
  .card-go{display:none}
  .card-o .card-o-body{padding-right:26px}
  .deco-r,.deco-l{width:300px}
}
@media (hover:none){.card-go{display:none}}
@media (prefers-reduced-motion:reduce){
  .hero .eyebrow,.hero .lead,.hero-btns,.hero-show{opacity:1}
  .hero h1 .w>span{transform:none}
  .hero h1 em::after{transform:scaleX(1)}
  .about-pic img{clip-path:none}
  .about-pic::before{transform:none;opacity:1}
  .area ul:not(.in) li{opacity:1}
  .steps-rail i{transform:scaleX(1)}
  .mq-track{width:auto}
  .mq ul[aria-hidden],.mq li[aria-hidden]{display:none}
  .mq ul{flex-wrap:wrap;row-gap:12px}
  .mq{-webkit-mask:none;mask:none}
  .progress{display:none}
  html{scroll-behavior:auto}
}
/* zdjęcia produktów zawsze w obrębie okienka */
.st-img{position:relative;display:block;overflow:hidden}
.st-img img{position:absolute;inset:18px;width:calc(100% - 36px);height:calc(100% - 36px);max-width:none;max-height:none;object-fit:contain}

/* ── DOBA ENERGII (z propozycji v3, 06.10) — przypięta scena: dzień → noc → awaria sieci ── */
.doba{--navh:76px;--dbg:#f5f5f5;--fg:#000;--fg2:#555;--ln:rgba(0,0,0,.22);background:var(--dbg);color:var(--fg);padding-top:110px;position:relative}
.doba.dark{--fg:#fff;--fg2:rgba(255,255,255,.7);--ln:rgba(255,255,255,.26)}
.doba-head{margin-bottom:10px}
.doba-head h2{font-weight:800;letter-spacing:-.035em}
.doba-head h2 em{font-style:normal;color:inherit;padding:0 .06em;margin-right:-.06em;background:linear-gradient(transparent 62%,var(--sun) 62%,var(--sun) 92%,transparent 92%)}
.doba-lead{margin-top:14px;color:var(--fg2);font-size:17px}
.doba .kicker{color:var(--fg)}
.doba-body{max-width:1240px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);grid-template-areas:"ch st";gap:56px}
.stage{grid-area:st;position:sticky;top:var(--navh);height:calc(100vh - var(--navh));display:flex;align-items:center;z-index:2}
.stage-in{position:relative;width:100%}
.clock{display:flex;align-items:baseline;gap:18px;margin-bottom:8px}
.clock b{font:800 clamp(44px,5.4vw,84px)/.9 var(--h);letter-spacing:-.05em;font-variant-numeric:tabular-nums}
.clock span{font:700 12px/1.2 var(--f);text-transform:uppercase;letter-spacing:.14em;color:var(--fg2)}
.scene{display:block;width:100%;height:auto;max-height:calc(100vh - var(--navh) - 170px);overflow:visible;color:var(--fg)}
.stars circle{fill:#fff}
.stars{opacity:0}
.sc-arc{fill:none;stroke:var(--ln);stroke-width:1.2;stroke-dasharray:2 6}
.sc-sun{fill:var(--sun)}
.sc-halo{fill:var(--sun);opacity:.28}
.sc-moon{fill:#fff}
.sc-ground{stroke:currentColor;stroke-width:2}
.pylon path{fill:none;stroke:currentColor;stroke-width:2.2;stroke-linejoin:round;transition:opacity .4s}
.pylon.off{opacity:.3}
.h-body{fill:none;stroke:currentColor;stroke-width:2.5;stroke-linejoin:round}
.pv-bg{fill:#1c1c1c;stroke:currentColor;stroke-width:2;stroke-linejoin:round;transition:stroke .4s}
.pv-grid{fill:none;stroke:rgba(255,255,255,.35);stroke-width:1.2}
.h-pv.on .pv-bg{stroke:var(--sun);stroke-width:3.5}
.h-win{fill:none;stroke:currentColor;stroke-width:2;transition:fill .5s}
.h-win.lit{fill:var(--sun)}
.h-door{fill:currentColor}
.bat-shell{fill:none;stroke:currentColor;stroke-width:2.5}
.bat-cap{fill:currentColor}
.bat-fill{fill:var(--sun)}
.vic rect{fill:none;stroke:currentColor;stroke-width:2.5;transition:fill .4s,stroke .4s}
.vic path{fill:none;stroke:currentColor;stroke-width:2}
.vic.on rect{fill:var(--sun);stroke:var(--sun)}
.vic.on path{stroke:#000}
.flow{fill:none;stroke:var(--sun);stroke-width:3.5;stroke-linecap:round;stroke-dasharray:2 11;opacity:0;transition:opacity .4s;animation:flow 1s linear infinite}
#fGrid{stroke:currentColor;stroke-width:2.5}
.flow.on{opacity:1}
@keyframes flow{to{stroke-dashoffset:-26}}
.cut path{fill:none;stroke:currentColor;stroke-width:4;stroke-linecap:round}
.cut{opacity:0;transition:opacity .3s}
.cut.on{opacity:1;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:.25}}
.cv-axis{stroke:var(--ln);stroke-width:1}
.cv-line{fill:none;stroke:var(--ln);stroke-width:1.5}
.cv-area{fill:var(--sun)}
.cv-cur{stroke:currentColor;stroke-width:1.5}
.cv-t{fill:currentColor;opacity:.6;font:700 11px var(--h);text-anchor:middle}
.legend{display:flex;gap:22px;flex-wrap:wrap;list-style:none;margin-top:6px;font:700 12px/1 var(--f);text-transform:uppercase;letter-spacing:.12em;color:var(--fg2)}
.legend li{display:flex;align-items:center;gap:8px;transition:color .3s}
.legend i{width:10px;height:10px;border-radius:50%;border:1.5px solid currentColor;transition:background .3s}
.legend li.on{color:var(--fg)}
.legend li.on i{background:var(--sun);border-color:var(--sun)}
.chapters{grid-area:ch;position:relative;z-index:1}
.ch{min-height:calc(100vh - var(--navh));display:flex;flex-direction:column;justify-content:center;gap:20px;padding:60px 0;opacity:.24;transition:opacity .6s cubic-bezier(.2,.75,.2,1)}
.ch.on{opacity:1}
.ch-k{display:flex;align-items:center;gap:12px;font:700 12.5px/1 var(--f);text-transform:uppercase;letter-spacing:.14em;color:var(--fg2)}
.ch-k span{font:800 12px/1 var(--h);color:var(--fg);border:1.5px solid currentColor;border-radius:999px;padding:5px 8px;letter-spacing:0}
.ch h3{font:800 clamp(28px,2.8vw,42px)/1.08 var(--h);letter-spacing:-.035em;max-width:16ch}
.ch p{font-size:17.5px;line-height:1.6;color:var(--fg2);max-width:500px}
.ch .ch-more{font-size:15.5px;border-left:2px solid var(--sun);padding-left:14px}
.ch .ch-kick{font:700 12.5px/1.3 var(--f);text-transform:uppercase;letter-spacing:.14em;color:var(--sun)}
.ch .ch-big{font:800 clamp(40px,4.6vw,68px)/.98 var(--h);letter-spacing:-.045em;max-width:none}
.doba .ticks{margin-bottom:0;max-width:500px}
.doba .ticks li{border-color:var(--ln)}
.ch-pics{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:500px}
.ch-pics img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px}
.ch .btn{align-self:flex-start}
.ch-v{padding-bottom:140px}
@media (max-width:1020px){
  .doba-body{grid-template-columns:minmax(0,1fr);grid-template-areas:"st" "ch";gap:0}
  .doba-body>*{min-width:0}
  .stage{height:auto;padding:14px 24px 10px;background:var(--dbg);margin:0 -24px;border-bottom:1px solid var(--ln)}
  .scene{max-height:42svh}
  .clock b{font-size:34px}
  .clock{margin-bottom:0}
  .legend{display:none}
  .ch{min-height:78svh;padding:48px 0}
  .ch-v{padding-bottom:100px}
  .ch-pics{display:none}
}
@media (max-width:600px){
  .doba{padding-top:80px}
  .ch h3{font-size:26px}
  .ch p{font-size:16px}
  .ch .ch-big{font-size:40px}
}
@media (prefers-reduced-motion:reduce){.flow.on{stroke-dasharray:none}}

/* 06.10: grubszy krój */
body{font-weight:500}
h1,h2,h3{font-weight:800}