:root{--ink:#0b2b26;--muted:#526761;--paper:#f3f8f7;--surface:#fff;--accent:#72d9f5;--accent-2:#c9f3ff;--line:#d7e4e2;--radius:26px;--shadow:0 28px 80px rgba(11,43,38,.13);--title:Inter,ui-sans-serif,system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.5;transition:background .25s,color .25s}.preview-bar{display:flex;justify-content:space-between;align-items:center;padding:10px clamp(20px,5vw,72px);background:var(--ink);color:#e6f0ee;font-size:13px}.preview-bar a{color:var(--accent);text-decoration:none;font-weight:800}.site-header{height:84px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,5vw,72px);max-width:1440px;margin:auto}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-weight:900}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--accent);color:var(--ink);font-size:20px}.site-header nav{display:flex;gap:30px}.site-header nav a{color:var(--ink);text-decoration:none;font-size:14px;font-weight:700}.hero{max-width:1440px;margin:auto;min-height:670px;padding:68px clamp(20px,5vw,72px) 96px;display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}.eyebrow{margin:0 0 18px;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:900;color:var(--accent-ink,#21738a)}.hero h1,.section-heading h2,.process h2,.contact h2{margin:0;font-family:var(--title);letter-spacing:-.045em;line-height:1.02}.hero h1{font-size:clamp(48px,6vw,88px);max-width:900px}.lead{font-size:clamp(18px,2vw,23px);color:var(--muted);max-width:650px;margin:26px 0 34px}.actions{display:flex;gap:12px;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;min-height:52px;padding:0 24px;border-radius:999px;text-decoration:none;font-weight:850;font-size:14px;transition:transform .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.primary{background:var(--ink);color:#fff;box-shadow:0 12px 30px color-mix(in srgb,var(--ink) 20%,transparent)}.secondary{border:1px solid var(--line);color:var(--ink);background:color-mix(in srgb,var(--surface) 70%,transparent)}.proof-list{list-style:none;padding:0;margin:32px 0 0;display:flex;flex-wrap:wrap;gap:18px;color:var(--muted);font-size:13px}.proof-list li:before{content:"✓";font-weight:900;color:var(--accent-ink,#21738a);margin-right:7px}.hero-visual{position:relative;min-height:520px;display:grid;place-items:center}.hero-visual:before{content:"";position:absolute;inset:0;border-radius:46% 54% 58% 42%;background:linear-gradient(145deg,var(--accent),var(--accent-2));transform:rotate(-5deg)}.visual-card{position:relative;width:min(470px,90%);min-height:340px;padding:48px 42px;border-radius:var(--radius);background:color-mix(in srgb,var(--surface) 93%,transparent);box-shadow:var(--shadow);backdrop-filter:blur(12px)}.visual-kicker{display:block;font-size:12px;letter-spacing:.14em;font-weight:900;color:var(--accent-ink,#21738a);margin-bottom:28px}.visual-card>strong{display:block;font-family:var(--title);font-size:clamp(58px,7vw,88px);line-height:.9;letter-spacing:-.07em}.visual-card>p{max-width:330px;color:var(--muted);font-size:16px;margin:25px 0}.visual-tags{display:flex;flex-wrap:wrap;gap:8px}.visual-tags span{padding:8px 11px;border:1px solid var(--line);border-radius:999px;font-size:12px;font-weight:800}.floating-note{position:absolute;right:0;bottom:38px;padding:14px 18px;border-radius:16px;background:var(--ink);color:white;font-weight:750;box-shadow:var(--shadow)}.floating-note span:first-child{color:var(--accent);margin-right:5px}.services{padding:100px clamp(20px,5vw,72px);background:var(--surface)}.section-heading{max-width:1440px;margin:0 auto 54px}.section-heading h2,.process h2,.contact h2{font-size:clamp(38px,4vw,62px);max-width:860px}.service-grid{max-width:1440px;margin:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-grid article{padding:34px;border:1px solid var(--line);border-radius:var(--radius);background:color-mix(in srgb,var(--paper) 70%,var(--surface))}.service-grid article>span{font-size:12px;color:var(--accent-ink,#21738a);font-weight:900}.service-grid h3{font-size:26px;margin:36px 0 12px}.service-grid p{color:var(--muted);margin:0}.process{max-width:1440px;margin:auto;padding:110px clamp(20px,5vw,72px);display:grid;grid-template-columns:1fr 1fr;gap:80px}.process ol{list-style:none;margin:0;padding:0}.process li{display:flex;gap:22px;padding:26px 0;border-bottom:1px solid var(--line)}.process li>span{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;border-radius:50%;background:var(--accent);font-weight:900}.process h3{margin:0 0 6px}.process p{margin:0;color:var(--muted)}.contact{margin:20px clamp(20px,5vw,72px) 70px;padding:70px;display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:center;background:var(--accent);border-radius:calc(var(--radius) + 8px)}.contact-card{padding:28px;border-radius:var(--radius);background:var(--surface)}.contact-card p{color:var(--muted)}.contact-meta{font-size:13px;margin-bottom:0}footer{display:flex;justify-content:space-between;gap:20px;padding:32px clamp(20px,5vw,72px);border-top:1px solid var(--line);font-size:13px;color:var(--muted)}footer span:first-child{font-weight:900;color:var(--ink)}

/* Frčkoklíma: technický, tmavý a hranatejší variant */
body[data-theme="technical"]{--ink:#f5f7fb;--muted:#aeb8c8;--paper:#0b1220;--surface:#111b2c;--accent:#f34e56;--accent-2:#25344c;--accent-ink:#ff747b;--line:#2c3a50;--radius:8px;--shadow:0 28px 80px rgba(0,0,0,.35);--title:"Arial Narrow",Inter,ui-sans-serif,sans-serif}.preview-bar{border-bottom:1px solid var(--line)}body[data-theme="technical"] .site-header{border-bottom:1px solid var(--line)}body[data-theme="technical"] .brand-mark{border-radius:2px;color:#fff}body[data-theme="technical"] .hero{grid-template-columns:1.25fr .75fr;min-height:720px}body[data-theme="technical"] .hero h1{text-transform:uppercase;font-size:clamp(48px,5.5vw,78px);letter-spacing:-.025em}body[data-theme="technical"] .hero-visual:before{border-radius:0;transform:none;background:repeating-linear-gradient(135deg,var(--accent-2),var(--accent-2) 28px,#1b2940 28px,#1b2940 56px)}body[data-theme="technical"] .visual-card{border:1px solid #42516a;background:rgba(11,18,32,.9)}body[data-theme="technical"] .floating-note{border:1px solid var(--accent);background:#0b1220}body[data-theme="technical"] .service-grid{gap:1px;background:var(--line);border:1px solid var(--line)}body[data-theme="technical"] .service-grid article{border:0;border-radius:0;background:var(--surface)}body[data-theme="technical"] .contact{background:#f34e56;color:#fff}body[data-theme="technical"] .contact-card{background:#0b1220}body[data-layout="editorial"] .process{grid-template-columns:.7fr 1.3fr}

/* AC-HEAT: svetlý energetický variant s opačným hero */
body[data-theme="energy"]{--ink:#153c32;--muted:#5b6f68;--paper:#f4f2e9;--surface:#fffdf5;--accent:#d7f04a;--accent-2:#58c8b0;--accent-ink:#147765;--line:#d9dece;--radius:34px;--shadow:0 28px 80px rgba(21,60,50,.14);--title:Georgia,"Times New Roman",serif}body[data-theme="energy"] .brand-mark{border-radius:50%}body[data-theme="energy"] .hero-visual:before{border-radius:36% 64% 38% 62%;transform:rotate(7deg);background:linear-gradient(145deg,#d7f04a,#58c8b0)}body[data-layout="reverse"] .hero-copy{grid-column:2}body[data-layout="reverse"] .hero-visual{grid-column:1;grid-row:1}body[data-theme="energy"] .visual-card{border-radius:50% 50% 42% 58%;padding:62px 52px}body[data-theme="energy"] .service-grid article:nth-child(2){transform:translateY(22px)}body[data-theme="energy"] .contact{background:var(--ink);color:#fff}body[data-theme="energy"] .contact .eyebrow{color:var(--accent)}body[data-theme="energy"] .contact-card{background:#fffdf5}

@media(max-width:860px){.site-header nav{display:none}.hero,body[data-theme="technical"] .hero{grid-template-columns:1fr;padding-top:35px}.hero-copy,body[data-layout="reverse"] .hero-copy{grid-column:1;grid-row:1}.hero-visual,body[data-layout="reverse"] .hero-visual{grid-column:1;grid-row:2;min-height:420px}.service-grid,.process,.contact,body[data-layout="editorial"] .process{grid-template-columns:1fr}.process,.contact{gap:40px}.contact{padding:38px 24px}.preview-bar{gap:14px}.preview-bar span{max-width:65%}body[data-theme="energy"] .service-grid article:nth-child(2){transform:none}}
@media(max-width:540px){.hero h1,body[data-theme="technical"] .hero h1{font-size:44px}.hero-visual{min-height:350px}.visual-card{min-height:285px;padding:38px 28px}.visual-card>strong{font-size:58px}.proof-list{display:block}.proof-list li{margin:9px 0}.service-grid article{padding:26px}footer{flex-direction:column}body[data-theme="energy"] .visual-card{padding:48px 34px}}