:root{--blue:#43add2;--dark:#202534;--text:#5e646b;--soft:#f5f6f7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#252525;background:white}a{color:inherit;text-decoration:none}.header{height:112px;display:flex;align-items:center;padding:0 max(24px,10vw);gap:55px;background:white;position:relative;z-index:10}.logo{display:flex;align-items:center;gap:16px;margin-right:auto}.logo img{width:215px;height:auto}.logo span{display:none;color:#3d57a4;font-size:20px;font-weight:800}.header nav{display:flex;gap:30px;white-space:nowrap}.header nav a{font-size:14px;font-weight:600;color:#646464}.header nav a:hover{color:var(--blue)}.hero{height:560px;position:relative}.hero>img{object-fit:cover}.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,20,34,.66),rgba(10,20,34,.05));color:white;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding-left:max(24px,12vw)}.hero-overlay p{letter-spacing:.22em;font-size:13px}.hero-overlay h1{font-size:clamp(48px,6vw,88px);margin:8px 0;line-height:1}.hero-overlay span{font-size:19px;max-width:520px;line-height:1.5}.hero-overlay a,.blue-button{margin-top:25px;background:#62afe0;color:white;padding:13px 22px;border-radius:3px;font-weight:700;display:inline-block}.section{padding:90px max(24px,12vw)}.soft{background:#fafafa}.title{text-align:center;margin-bottom:55px}.title h2{font-size:44px;font-weight:400;text-transform:uppercase;margin:0 0 20px}.title>span{display:flex;align-items:center;justify-content:center;gap:8px}.title>span:before,.title>span:after{content:"";height:1px;width:75px;background:#ddd}.title i{width:17px;height:17px;border-radius:50%;background:var(--blue)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:42px}.about-grid h3,.tables h3{font-size:25px;font-weight:500;border-bottom:2px solid #eee;padding-bottom:18px;position:relative}.about-grid h3:after,.tables h3:after{content:"";position:absolute;left:0;bottom:-2px;width:40%;height:2px;background:var(--blue)}.about-grid p,.about-grid li,.description p{color:var(--text);line-height:1.8}.about-grid ul{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:0;list-style:none}.about-grid li:before{content:"✓";color:white;background:var(--blue);border-radius:3px;margin-right:10px;padding:1px 4px}.video{position:relative;aspect-ratio:16/9;overflow:hidden}.video a{position:absolute;inset:0}.video img{object-fit:cover}.video span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#ff0033;color:white;width:76px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:23px;padding-left:4px}.lead{text-align:center;color:var(--text);font-weight:600;margin:-25px auto 60px;max-width:1040px;line-height:1.7}.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;max-width:1000px;margin:auto}.product-grid article{background:#f0f0f0;text-align:center}.product-grid img{width:100%;height:245px;object-fit:cover}.product-grid article>div{padding:34px 35px}.product-grid h3{font-size:30px;font-weight:400}.product-grid p{color:var(--text);line-height:1.7}.why{min-height:470px;background:linear-gradient(rgba(255,255,255,.9),rgba(255,255,255,.9)),url('/images/uzem-kulso.jpg') center/cover fixed;display:grid;place-items:center;text-align:center;padding:80px 12vw}.why h2{font-size:48px;margin-bottom:20px}.why p{font-size:19px;font-style:italic;font-weight:600;line-height:1.7;max-width:1200px}.tables{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}.tables img{width:100%;height:auto;display:block}.mobile-usage{display:none}.prices{text-align:center}.prices>p{color:var(--text);font-size:17px}.contact{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}.contact-box{border:1px solid #999;border-radius:4px;padding:38px}.contact h2{font-size:30px;font-weight:400}.contact-box p,.contact-box>a{color:var(--text);line-height:1.6}.description{text-align:center}.description h2{font-size:38px;font-weight:400}footer{background:var(--dark);color:white;padding:55px max(24px,12vw) 30px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:60px}footer div{display:flex;flex-direction:column;gap:13px;text-align:center}footer strong{font-size:19px;border-bottom:1px solid var(--blue);padding-bottom:10px}footer span,footer a{font-size:14px;color:#e2e2e2}footer small{grid-column:1/-1;text-align:center;margin-top:25px}.blue-button:hover,.hero-overlay a:hover{background:#3c9cca}
@media(max-width:1100px){.header{padding:0 24px}.header nav{gap:16px}.header nav a{font-size:12px}.logo img{width:180px}.section{padding-left:6vw;padding-right:6vw}}
@media(max-width:800px){.header{height:82px}.logo img{width:155px}.logo span{display:block}.header nav{display:none}.hero{height:500px}.hero-overlay{padding:50px 24px}.about-grid,.product-grid,.tables,.contact{grid-template-columns:1fr}.section{padding:70px 22px}.title h2{font-size:32px}.about-grid{gap:55px}.product-grid img{height:220px}.why{min-height:380px;background-attachment:scroll;padding:65px 25px}.why h2{font-size:38px}.why p{font-size:16px}.tables{display:none}.mobile-usage{display:block}.mobile-usage h3{font-size:25px;border-bottom:2px solid var(--blue);padding-bottom:12px}.mobile-usage div{border-bottom:1px solid #ddd;padding:18px 0;display:grid;grid-template-columns:1fr auto;gap:6px 20px}.mobile-usage span{color:#347e9a;font-weight:700}.mobile-usage p{grid-column:1/-1;color:var(--text);margin:0;line-height:1.5}.contact{gap:40px}.contact-box{padding:28px 22px}footer{grid-template-columns:1fr;gap:35px}footer small{grid-column:auto}}
@media(max-width:480px){.logo span{font-size:15px}.hero-overlay h1{font-size:43px}.hero-overlay span{font-size:16px}.about-grid ul{grid-template-columns:1fr}.title h2{font-size:28px}.product-grid article>div{padding:28px 20px}}

.contact-box{border-color:#888;border-radius:6px;display:flex;flex-direction:column;align-items:flex-start;gap:18px}.contact-box h2{margin:0 0 2px}.contact-box p,.contact-box>a{margin:0;color:#666b72;font-size:17px;font-weight:600;line-height:1.45}.contact-box p strong{font-weight:600}
.contact-box .email-button{margin-top:10px;background:var(--blue);color:white;padding:14px 22px;border-radius:4px;font-size:17px;font-weight:700;transition:background .2s ease}.contact-box .email-button:hover{background:#3199bd}

.hero{overflow:hidden}.hero-slides{position:absolute;inset:0}.hero-slides img{object-fit:cover;opacity:0;animation:heroFade 18s infinite}.hero-slides img:nth-child(1){animation-delay:0s}.hero-slides img:nth-child(2){animation-delay:6s}.hero-slides img:nth-child(3){animation-delay:12s}
@keyframes heroFade{0%{opacity:0;transform:scale(1.02)}5%{opacity:1}28%{opacity:1}33.333%{opacity:0;transform:scale(1)}100%{opacity:0}}
@media(prefers-reduced-motion:reduce){.hero-slides img{animation:none;opacity:0}.hero-slides img:first-child{opacity:1}}

/* Modern, accessible refinements */
:root{--blue:#247fa8}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}.mobile-menu{display:none}.hero-overlay a,.blue-button{background:#247fa8}.hero-overlay a:hover,.blue-button:hover{background:#1a6283}.contact-box .email-button{background:#247fa8}.contact-box .email-button:hover{background:#1a6283}
.tables table{width:100%;border-collapse:collapse;font-size:14px;color:#4f565d}.tables th{background:#247fa8;color:white;text-align:left;padding:13px 12px;font-weight:700}.tables td{border:1px solid #d5dadd;padding:11px 12px;line-height:1.45;vertical-align:top}.tables tbody tr:nth-child(even){background:#f4f7f8}.tables article:first-child td:last-child{font-weight:700;white-space:nowrap}.tables article:last-child th:nth-child(2),.tables article:last-child td:nth-child(2){white-space:nowrap}.contact-box a:not(.email-button){display:inline-flex;align-items:center;min-height:44px}.contact-box p a{margin:-8px 0;vertical-align:middle}
.hero-slides img{animation-name:heroFadeContinuous}@keyframes heroFadeContinuous{0%,30%{opacity:1;transform:scale(1.02)}36%,94%{opacity:0;transform:scale(1)}100%{opacity:1;transform:scale(1.02)}}
@media(max-width:800px){.desktop-nav{display:none}.mobile-menu{display:block;margin-left:auto;position:relative}.mobile-menu summary{list-style:none;display:flex;align-items:center;gap:10px;min-height:46px;padding:0 8px;color:#34414a;font-size:14px;font-weight:700;cursor:pointer}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu summary i,.mobile-menu summary i:before,.mobile-menu summary i:after{display:block;width:24px;height:2px;background:#34414a;position:relative;transition:.2s}.mobile-menu summary i:before,.mobile-menu summary i:after{content:"";position:absolute;left:0}.mobile-menu summary i:before{top:-7px}.mobile-menu summary i:after{top:7px}.mobile-menu[open] summary i{background:transparent}.mobile-menu[open] summary i:before{top:0;transform:rotate(45deg)}.mobile-menu[open] summary i:after{top:0;transform:rotate(-45deg)}.mobile-menu nav{display:flex;position:absolute;z-index:40;right:-18px;top:64px;width:min(310px,100vw);padding:14px;background:white;box-shadow:0 14px 30px rgba(0,0,0,.16);flex-direction:column;gap:0}.mobile-menu nav a{display:flex;align-items:center;min-height:48px;padding:0 14px;border-bottom:1px solid #edf0f1;font-size:15px}.contact-box h2{font-size:26px;line-height:1.2}.contact-box p,.contact-box>a{font-size:16px}}
@media(max-width:480px){.logo span{display:none}.title h2{line-height:1.15}.hero-overlay h1{font-size:clamp(36px,11vw,43px)}}

/* Continuous crossfade with no empty frame */
.hero-slides img{animation-name:heroCrossfade}.hero-slides img:nth-child(1){animation-delay:-.9s}.hero-slides img:nth-child(2){animation-delay:5.1s}.hero-slides img:nth-child(3){animation-delay:11.1s}@keyframes heroCrossfade{0%{opacity:0;transform:scale(1.02)}5%,33.333%{opacity:1;transform:scale(1.01)}38.333%,100%{opacity:0;transform:scale(1)}}
@media(max-width:800px){.mobile-menu summary i{display:grid!important;place-items:center;width:27px!important;height:27px!important;background:transparent!important}.mobile-menu summary i:before{content:"☰"!important;position:static!important;width:auto!important;height:auto!important;background:none!important;transform:none!important;font-style:normal;font-size:25px;line-height:1}.mobile-menu summary i:after{display:none!important}.mobile-menu[open] summary i:before{content:"×"!important;transform:none!important;font-size:30px}}

.contact-footer{display:block;background:#202534;color:white;padding:105px 24px 100px}.contact-footer>div{width:min(465px,100%);margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:0;text-align:center}.contact-footer h2{width:100%;font-size:34px;font-weight:600;margin:0 0 20px;padding-bottom:12px;border-bottom:2px solid #45acd0}.contact-footer address{font-style:normal;font-size:24px;line-height:1.08;margin:0 0 30px}.contact-footer address strong{font-size:inherit;border:0;padding:0}.contact-footer p{font-size:23px;line-height:1.2;margin:0 0 16px}.contact-footer a{display:flex;align-items:center;justify-content:center;min-height:44px;color:white;font-size:23px;line-height:1;margin:-8px 0 25px}.contact-footer a:last-child{margin-bottom:0}
@media(max-width:600px){.contact-footer{padding:72px 22px 70px}.contact-footer h2{font-size:30px}.contact-footer address,.contact-footer p,.contact-footer a{font-size:19px}}

/* Statikus HTML-kiegészítések */
.hero-slides img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.video img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}