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/* R15 layout quality: scalable desktops, purpose-designed mobile, no tiny photographic crops */
:root{--cyan:#17d6eb;--deep:#031725}
.shell,.family-note{max-width:1740px;width:calc(100% - 36px)}
.header-inner{max-width:1740px}
.hero{min-height:clamp(390px,29vw,510px)}
.hero-copy{width:min(55%,775px);padding:24px 0 30px clamp(23px,2.8vw,48px)}
.hero h1{font-size:clamp(36px,3.25vw,60px);line-height:1.06;letter-spacing:-1.6px;max-width:800px;text-wrap:pretty}
.hero-media img{display:block;image-rendering:auto;object-fit:cover;object-position:center 48%}
.hero-shade{background:linear-gradient(90deg,#031624 0%,#031624fa 23%,#031624db 43%,#0316244d 74%,transparent 100%)}
.grid-wrap{padding:10px 11px 12px}
.service-card{aspect-ratio:1.56;min-height:178px}
.service-card .tile-img{object-fit:cover;object-position:center 40%;transform:translateZ(0)}
.service-grid{gap:10px}
.benefits{margin-top:10px}
.detail-section,.knowledge,.gallery-section,.teaser-section{padding-top:31px}
.related-crosslinks{margin:24px auto 8px;padding:23px 27px;border:1px solid #1f7792;border-radius:12px;background:linear-gradient(112deg,#052436,#0b3249);display:grid;grid-template-columns:minmax(200px,1fr) 2.2fr;gap:24px;align-items:center}
.related-crosslinks h2{font-size:clamp(22px,2.2vw,31px);margin:4px 0 5px}
.related-crosslinks p{color:#bed4dc;font-size:13px;line-height:1.38;margin:0}
.related-pills{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
.related-pills a{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 14px;background:#061c2c;border:1px solid #1e6177;border-radius:7px;font-weight:750;font-size:13px}
.related-pills a:hover{border-color:#23e0ee;background:#073249}
.related-pills a span:last-child{color:#24e7ec;font-size:18px}
.editorial-rich{padding-top:26px}
.editorial-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
.editorial-entry{display:grid;grid-template-columns:45px 1fr;gap:10px;padding:20px 21px;border-radius:10px;border:1px solid #165c74;background:linear-gradient(145deg,#082a3c,#061d2e)}
.editorial-entry>span{font-size:13px;color:#11dded;font-weight:900}
.editorial-entry h3{font-size:18px;margin:0 0 9px;line-height:1.2}
.editorial-entry p{font-size:14px;color:#c8dae4;line-height:1.5;margin:0}
@media(min-width:1440px){.hero-copy{padding-left:clamp(30px,3vw,56px)}.nav a{font-size:clamp(11px,.8vw,14px)}.service-card{aspect-ratio:1.65;min-height:185px}.tile-info strong{font-size:clamp(19px,1.23vw,24px)}}
@media(max-width:1100px){.shell,.family-note{width:calc(100% - 24px)}.header-inner{gap:10px}.hero-copy{width:58%}.hero h1{font-size:clamp(33px,3.55vw,46px)}.related-crosslinks{grid-template-columns:1fr}.related-pills{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.hero{min-height:0}.hero-copy{width:100%;padding:20px 18px 0}.hero-shade{background:linear-gradient(0deg,#04172425,transparent)}.hero-media{height:225px}.hero-media img{object-position:center center}.service-card{min-height:150px;aspect-ratio:1.52}.editorial-list{grid-template-columns:1fr}.related-crosslinks{padding:18px;gap:14px}}
@media(max-width:520px){.shell,.family-note{width:calc(100% - 12px)}.header-inner{padding:0 7px}.hero-copy{padding:14px 13px 0}.hero h1{font-size:clamp(26px,8vw,38px);letter-spacing:-.5px;line-height:1.04}.hero-lead{font-size:13px}.hero-media{height:186px}.grid-wrap{padding:7px}.service-grid{grid-template-columns:1fr;gap:7px}.service-card{height:89px;min-height:89px;aspect-ratio:auto;display:grid;grid-template-columns:132px minmax(0,1fr)}.service-card .tile-img{width:132px;height:89px;position:relative;object-position:center 35%}.service-card .tile-shade{background:linear-gradient(90deg,transparent 0%,#061e2a33 29%,#07283a 50%)}.service-card .tile-info{padding:8px 9px 8px 9px;min-width:0}.tile-info strong{font-size:14px;letter-spacing:0}.tile-info small{font-size:11px}.related-pills{grid-template-columns:1fr}.related-crosslinks{margin:15px auto 4px}.editorial-entry{padding:15px;grid-template-columns:34px 1fr}.editorial-entry h3{font-size:16px}.editorial-entry p{font-size:13px}.benefits-grid>div{padding:5px}.geo-band p{line-height:1.3}.footer{padding-bottom:100px}}
/* R16 – harmonizált, retina-képes és olvasható adaptív megjelenés */
:root{--hd-glow:#15d7ee;--hd-line:#178aaa;--hd-dark:#031624}
html{scroll-padding-top:85px}
body{background:radial-gradient(ellipse at 50% 10%,#073147 0%,#031624 42%)}
.shell,.family-note{max-width:1640px;width:calc(100% - 48px)}
.hero{min-height:clamp(395px,29vw,510px)}
.hero-copy{width:min(56%,780px)}
.hero h1{font-size:clamp(35px,3.45vw,60px);overflow-wrap:normal;hyphens:auto}
.hero-media img{object-fit:cover;object-position:64% 46%}
.service-card{background:#062b3f}.tile-img{image-rendering:auto;filter:saturate(1.04)}
.tile-shade{background:linear-gradient(0deg,rgba(0,13,23,.99),rgba(1,16,28,.83) 20%,transparent 70%)}
.editorial-list{gap:10px}.editorial-entry{min-height:0;border-color:#1b627e;background:linear-gradient(130deg,#0b3043,#071e2f)}
.related-crosslinks{border-color:#167b9a}
.footer{padding-bottom:36px}
@media (min-width:1500px){.shell,.family-note{width:calc(100% - 70px)}.hero h1{font-size:clamp(42px,3.25vw,61px)}}
@media(max-width:820px){.shell,.family-note{width:calc(100% - 20px)}.hero{min-height:unset}.hero-copy{width:100%}.hero-media img{object-position:center}.footer{padding-bottom:98px}.hero h1{font-size:clamp(30px,6vw,43px)}}
@media(max-width:520px){.shell,.family-note{width:calc(100% - 12px)}.hero-copy{padding:17px 15px 0}.hero h1{font-size:clamp(28px,7.8vw,38px);line-height:1.07;hyphens:auto;letter-spacing:-.5px}.hero-media{height:185px}.service-card{height:93px;min-height:93px;grid-template-columns:124px minmax(0,1fr)}.service-card .tile-img{height:93px;width:124px;object-fit:cover}.tile-info strong{font-size:14px}.tile-info small{font-size:11px}.service-card .tile-shade{background:linear-gradient(90deg,transparent,#06283d 45%)}.benefits-grid{gap:7px 0}.knowledge-item{min-height:auto}.footer{padding-bottom:105px}}
/* R17 audited layout: desktop fluid width, no excessive center gutter; compact mobile */
@media(min-width:1101px){
.shell,.family-note{width:calc(100% - 44px);max-width:1880px}
.header-inner{max-width:1880px;width:calc(100% - 44px)}
.hero{min-height:clamp(385px,29vw,530px)}
.hero-copy{width:min(54%,820px)}
.hero h1{font-size:clamp(38px,3.15vw,62px);line-height:1.065;letter-spacing:-1.3px}
.hero-media img{object-position:center 43%}
.service-card{min-height:190px;aspect-ratio:1.62}
.grid-wrap{padding:11px 13px 12px}
.service-grid{gap:9px}
.nav a{font-size:clamp(11px,.79vw,13px)}
}
@media(max-width:1100px) and (min-width:821px){
.shell,.family-note,.header-inner{max-width:none;width:calc(100% - 24px)}
.hero-copy{width:58%}
.hero h1{font-size:clamp(34px,3.7vw,47px)}
}
.hero-media img,.tile-img,.micro-link img,.hub-head img{image-rendering:auto;backface-visibility:hidden}
.service-card img[src$=".svg"]{background:#062337;object-fit:cover}
img{height:auto;max-width:100%}
.hero-media img,.service-card .tile-img,.micro-link img,.hub-head img,.work-tile img{height:100%}
@media(max-width:820px){
.shell,.family-note,.header-inner{max-width:none;width:calc(100% - 16px)}
.hero-copy{width:100%}
.hero-media{height:210px}
.hero-media img{object-position:center}
.service-card img[src$=".svg"]{object-fit:cover}
}
@media(max-width:520px){
.shell,.family-note,.header-inner{width:calc(100% - 12px)}
.hero{min-height:0}
.hero-copy{padding:15px 14px 5px}
.hero h1{font-size:clamp(27px,7.6vw,38px);line-height:1.09;overflow-wrap:break-word;text-wrap:pretty}
.hero-lead{font-size:13px;line-height:1.43}
.hero-media{height:182px}
.service-grid{gap:7px}
.service-card{height:100px;min-height:100px;grid-template-columns:126px minmax(0,1fr)}
.service-card .tile-img{width:126px;height:100px;object-fit:cover}
.service-card .tile-info{max-height:none;padding:10px 10px 10px 10px}
.tile-info strong{font-size:14px;line-height:1.16}
.tile-info small{font-size:11px;line-height:1.26}
.service-card .tile-shade{background:linear-gradient(90deg,transparent 0%,#06253733 33%,#06283d 52%)}
.editorial-list{grid-template-columns:1fr}
.knowledge-grid{grid-template-columns:1fr}
.mobile-dock{z-index:9999}
}
/* R18 / Studio: measured editorial improvements — dense, photograph-first, readable */
:root{--hc-ink:#031421;--hc-deep:#041b2b;--hc-cyan:#12d5eb;--hc-soft:#c6dde8}
:focus-visible{outline:3px solid #85f4ff!important;outline-offset:3px}
.skiplink{position:absolute;z-index:200;top:-90px;left:14px;padding:12px 15px;background:#06ccde;color:#001825;font-weight:800;border-radius:0 0 9px 9px}
.skiplink:focus{top:0}
.hero-copy{max-width:840px}
.hero h1{font-weight:920;text-wrap:balance}
.hero-media:after{content:'';position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 0 1px #ffffff0b}
.service-card{box-shadow:inset 0 0 0 1px #09c8ed0e}
.tile-img{filter:contrast(1.035) saturate(1.07)}
.hero-media img{filter:contrast(1.03) saturate(1.045)}
.section-head{max-width:1100px}
.knowledge-item{min-height:0}
.hc-special{margin-top:15px;padding:0;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:10px}
.hc-photo-feature{position:relative;min-height:340px;border:1px solid #168aa5;border-radius:12px;overflow:hidden;background:#08293a}
.hc-photo-feature img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;object-position:center}
.hc-photo-feature:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#021622eb,transparent 58%)}
.hc-photo-label{position:absolute;bottom:22px;left:24px;right:24px;z-index:1;color:#fff;font-weight:800;font-size:18px;text-shadow:0 2px 8px #000a}
.hc-solution{padding:25px 28px 22px;background:radial-gradient(ellipse at 100% 0%,#0e72885e,transparent 60%),linear-gradient(145deg,#092b3d,#051c2c);border:1px solid #188aab;border-radius:12px;display:flex;flex-direction:column;justify-content:center}
.hc-solution h2{font-size:clamp(25px,2vw,33px);line-height:1.06;letter-spacing:-.6px;margin:10px 0 13px}
.hc-solution p{color:#d1e2eb;margin:0 0 16px;font-size:15px}
.hc-stepgrid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
.hc-step{border-top:1px solid #177995;padding:10px 6px 6px 0}
.hc-step b{font-size:11px;color:#34e2ee;letter-spacing:1.5px}
.hc-step strong{display:block;font-size:15px;margin:3px 0;line-height:1.16}
.hc-step span{display:block;font-size:12px;line-height:1.42;color:#a8cedc}
.hc-special-faq{margin-top:18px}
.hc-special-faq .section-head{margin-bottom:12px}
.hc-special-faq h2{font-size:clamp(23px,2.3vw,33px)}
.hc-special-faq details{border:1px solid #1e647e;background:#072637;border-radius:8px;padding:15px 18px}
.hc-special-faq details+details{margin-top:7px}
.hc-special-faq summary{cursor:pointer;font-weight:800;list-style:none}
.hc-special-faq summary::after{content:'+';float:right;color:#14d9ed;font-size:19px}
.hc-special-faq details[open] summary::after{content:'−'}
.hc-special-faq details p{margin:9px 0 0;color:#c5dce6}
.hc-lane{margin-top:16px;margin-bottom:3px;padding:15px 20px;border-radius:10px;border:1px solid #1a6683;background:linear-gradient(100deg,#082739,#061b2c);display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.hc-lane strong{color:#fff;font-size:13px;margin-right:auto}
.hc-lane a{border:1px solid #236b86;padding:7px 11px;border-radius:6px;color:#adf4ff;font-size:12px;font-weight:700}
.hc-lane a:hover{background:#0b526a}
.hc-notice{padding:14px 18px;margin:18px auto 0;border-left:3px solid #29dced;background:#092a3b;color:#d5e6ed;font-size:13px}
@media(min-width:1101px){.hero{min-height:clamp(395px,28.8vw,535px)}.hero-copy{padding-left:clamp(28px,3.2vw,56px)}.hero h1{font-size:clamp(38px,3.05vw,60px)}}
@media(max-width:850px){.hc-special{grid-template-columns:1fr}.hc-photo-feature{min-height:255px}.hc-solution{padding:22px}}
@media(max-width:520px){.hero{border-radius:0 0 9px 9px}.hero-copy{padding:15px 13px 6px}.hero h1{font-size:clamp(27px,7.25vw,36px);line-height:1.09;letter-spacing:-.6px}.hero-lead{font-size:13px}.hc-photo-feature{min-height:190px}.hc-photo-label{bottom:14px;left:15px;font-size:15px}.hc-solution{padding:18px}.hc-solution h2{font-size:26px}.hc-step strong{font-size:13px}.hc-step span{font-size:11px}.hc-lane{padding:12px}.hc-lane a{flex:1;text-align:center}.hero-chips{gap:6px 11px}.hero-chips span{font-size:11px}.detail-section,.knowledge,.gallery-section,.teaser-section,.contact-section{padding-top:30px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
/* R18 tablet-width fix: desktop navigation must not push past 1024px viewport. */
@media (min-width:821px) and (max-width:1120px){
.nav.desktop{display:none}
.header-inner{gap:13px}
.brand{flex:1;min-width:0}
.menu-toggle{display:grid;gap:4px;background:#072c41;border:1px solid #226d87;padding:11px;border-radius:7px;cursor:pointer}
.menu-toggle span{width:19px;height:2px;background:#e6faff}
.mobile-nav:not([hidden]){display:grid;position:absolute;top:76px;left:0;right:0;background:#031c2d;padding:15px max(20px,4vw);grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;border-bottom:1px solid #13c8e8;box-shadow:0 18px 28px #0009}
.mobile-nav a{font-size:13px;padding:12px;background:#0b3548;border-radius:6px}
}
@media (min-width:821px) and (max-width:1120px){
.service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.service-card{aspect-ratio:auto;min-height:0;height:188px;min-width:0}
.tile-info strong{font-size:17px}
}
/* HD COOL R19 EV – dedicated photography-first feature, never a screenshot */
.r19-ev-feature{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:0;margin-top:12px;border:1px solid #16a1bf;border-radius:12px;overflow:hidden;background:linear-gradient(115deg,#082a3f,#052032 65%,#063349);box-shadow:0 0 22px #00c1e522}
.r19-ev-photo{display:block;position:relative;min-height:240px;overflow:hidden;background:#071e2e}
.r19-ev-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% center;transition:transform .3s}
.r19-ev-photo:hover img{transform:scale(1.035)}
.r19-ev-copy{padding:clamp(18px,2.1vw,31px);display:flex;justify-content:center;flex-direction:column;gap:10px;background:radial-gradient(ellipse at 100% 0%,#0c698268,transparent 70%)}
.r19-ev-copy h2{font-size:clamp(25px,2.5vw,36px);font-style:italic;letter-spacing:-1px;margin:0;line-height:1.07}
.r19-ev-copy p{font-size:14px;color:#cee3ed;margin:0;max-width:720px}
.r19-ev-facts{display:flex;flex-wrap:wrap;gap:5px 15px}.r19-ev-facts span{font-size:12px;color:#84f3f6;font-weight:700}
.r19-ev-actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:5px}.r19-ev-actions .btn{padding:10px 13px;font-size:13px}
.r19-deep{margin-top:15px;padding:22px 25px 25px;border:1px solid #167f9c;border-radius:12px;background:radial-gradient(ellipse at right top,#09648188,transparent 64%),#072332}
.r19-deep h2{font-size:clamp(25px,2.65vw,39px);line-height:1.09;letter-spacing:-1px;margin:9px 0}
.r19-deep>p:not(.eyebrow){max-width:1050px;color:#c2dce7}
.r19-deep-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:15px}
.r19-deep-grid article{scroll-margin-top:95px;min-height:140px;padding:16px;border:1px solid #1a6581;background:linear-gradient(150deg,#0e3447,#072436);border-radius:8px}
.r19-deep-grid b{color:#f2faff;font-size:15px;line-height:1.25;display:block}
.r19-deep-grid p{font-size:12px;line-height:1.5;color:#abcddd;margin:9px 0 0}
@media(max-width:850px){.r19-ev-feature{grid-template-columns:1fr 1fr}.r19-deep-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.r19-ev-feature{grid-template-columns:1fr}.r19-ev-photo{min-height:200px;aspect-ratio:16/8}.r19-ev-copy{padding:18px}.r19-ev-copy h2{font-size:28px}.r19-ev-actions .btn{flex:1;min-width:125px;text-align:center}.r19-deep{padding:16px}.r19-deep-grid{gap:7px}.r19-deep-grid article{padding:13px;min-height:0}.r19-deep-grid b{font-size:13px}.r19-deep-grid p{font-size:11px}}
@media(max-width:370px){.r19-deep-grid{grid-template-columns:1fr}.r19-ev-actions{display:grid}}