:root{--navy:#071a35;--blue:#0f4c8a;--sky:#4aa3ff;--ink:#14202e;--paper:#f3f6fa;--r:20px}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;z-index:100;border-radius:8px}.skip:focus{left:8px}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}

.glass{background:rgba(255,255,255,.14);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);border:1px solid rgba(255,255,255,.28);box-shadow:0 10px 40px rgba(4,20,45,.25)}

/* hlavička */
.top{position:fixed;inset:12px 0 auto;z-index:50}
.bar{width:min(1160px,100% - 24px);margin-inline:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px 10px 18px;border-radius:999px;color:#fff;background:rgba(7,26,53,.45)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;white-space:nowrap}
.brand span{font-weight:400}.brand b{font-weight:800}
nav{display:flex;align-items:center;gap:4px}
nav a{text-decoration:none;font-weight:600;font-size:15px;padding:8px 14px;border-radius:999px}
nav a:hover{background:rgba(255,255,255,.16)}
nav .cta{background:#fff;color:var(--navy)}nav .cta:hover{background:#dcebff}

/* úvod */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;color:#fff;padding:130px 0 80px;overflow:hidden;background:var(--navy)}
.bg{position:absolute;inset:0}.bg img{width:100%;height:100%;object-fit:cover}
.hero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,26,53,.95) 25%,rgba(15,76,138,.6) 70%,rgba(74,163,255,.3)),radial-gradient(60% 50% at 85% 15%,rgba(74,163,255,.35),transparent)}
.hero .wrap{position:relative}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:13px;font-weight:700;color:var(--sky);margin-bottom:14px}
h1{font-size:clamp(38px,7vw,78px);line-height:1.04;letter-spacing:-.02em;max-width:800px}
h1 span{background:linear-gradient(90deg,#fff,#8cc4ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,2.2vw,21px);max-width:620px;margin:20px 0 30px;color:#dbe7f7}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:15px 28px;border-radius:999px;font-weight:700;text-decoration:none;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:linear-gradient(90deg,#fff,#d6e8ff);color:var(--navy);box-shadow:0 8px 24px rgba(74,163,255,.35)}
.btn.ghost{color:#fff}
.chips{display:inline-flex;gap:8px;list-style:none;padding:8px;margin-top:44px;border-radius:999px;flex-wrap:wrap}
.chips li{padding:6px 16px;border-radius:999px;background:rgba(255,255,255,.12);font-weight:600;font-size:14px}

.hero-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:center}
.hero-card{padding:28px;border-radius:24px;color:#fff;display:flex;flex-direction:column;gap:12px}
.hero-card small{text-transform:uppercase;letter-spacing:.12em;font-size:12px;color:#8cc4ff;font-weight:700}
.hero-card .tel{font-size:clamp(24px,3vw,34px);font-weight:800;text-decoration:none;display:flex;gap:10px;align-items:center}
.hero-card hr{border:0;border-top:1px solid rgba(255,255,255,.2);width:100%}
.hero-card span,.hero-card a:not(.tel){color:#dbe7f7;text-decoration:none}
@media(max-width:820px){.hero-grid{grid-template-columns:1fr}}

/* sekce */
.section{padding:96px 0;position:relative}
h2{font-size:clamp(28px,4.5vw,46px);line-height:1.12;letter-spacing:-.015em;color:var(--navy);margin-bottom:18px}
.intro{max-width:760px;font-size:1.1rem;color:#3b4a5c}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin-top:40px}
.card{padding:26px;border-radius:var(--r);transition:transform .25s}
.card:hover{transform:translateY(-4px)}
.card svg{width:34px;height:34px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;margin-bottom:14px}
.card h3{font-size:1.15rem;margin-bottom:6px}
#sluzby .card{background:#fff;border-color:#e3e9f1;box-shadow:0 8px 30px rgba(15,76,138,.1);backdrop-filter:none;color:var(--ink)}
#sluzby .card svg{color:var(--blue);width:56px;height:56px;padding:12px;border-radius:16px;background:linear-gradient(135deg,rgba(74,163,255,.2),rgba(15,76,138,.12));margin-bottom:16px}#sluzby .card p{color:#4a5a6d}
#sluzby{background:radial-gradient(50% 40% at 100% 0,rgba(74,163,255,.18),transparent),var(--paper)}

/* ukázka výrobků */
.showcase{overflow:hidden;background:var(--navy)}
.showcase .bg img{filter:blur(24px) brightness(.55);transform:scale(1.15)}
.showcase .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,26,53,.7),rgba(15,76,138,.45))}
.showcase .wrap{position:relative}
.big{display:grid;grid-template-columns:1.2fr 1fr;border-radius:28px;overflow:hidden;color:#fff;background:rgba(255,255,255,.1)}
.big img{width:100%;height:100%;object-fit:cover}
.big figcaption{padding:clamp(24px,4vw,48px);display:flex;flex-direction:column;justify-content:center;gap:12px;align-items:flex-start}
.big h2{color:#fff;margin:0}.big p{color:#dbe7f7}

/* proč my */
.dark{background:linear-gradient(160deg,var(--navy),#0c2f5c 60%,var(--blue));color:#fff;overflow:hidden}
.dark::before{content:"";position:absolute;width:600px;height:600px;right:-200px;top:-150px;background:radial-gradient(circle,rgba(74,163,255,.4),transparent 65%)}
.dark .wrap{position:relative}.dark h2{color:#fff}
.dark .card p{color:#cfdcee}
.num{display:block;font-size:42px;font-weight:800;line-height:1;margin-bottom:12px;background:linear-gradient(90deg,#fff,var(--sky));-webkit-background-clip:text;background-clip:text;color:transparent}
.photos{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:40px}
.photos img{border-radius:var(--r);width:100%;height:340px;object-fit:cover;border:1px solid rgba(255,255,255,.25)}

/* kontakt */
.contact{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2px;border-radius:28px;overflow:hidden;margin-top:30px;background:#fff;border:1px solid #e3e9f1;box-shadow:0 14px 50px rgba(15,76,138,.15);backdrop-filter:none}
.item{display:flex;gap:16px;align-items:center;padding:28px;text-decoration:none;font-weight:700;font-size:1.05rem;background:#fff}
a.item:hover{background:#eef5ff}
.item svg{flex:none;width:30px;height:30px;fill:none;stroke:var(--blue);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.item small{display:block;font-weight:600;font-size:13px;color:#667789;text-transform:uppercase;letter-spacing:.06em}
#kontakt{background:var(--paper)}

footer{background:var(--navy);color:#a9bdd6;padding:48px 0 28px;font-size:14px;line-height:1.7}
footer .foot{display:grid;grid-template-columns:1.2fr 1.2fr 1fr;gap:32px 48px;align-items:start}
.foot-col{display:flex;flex-direction:column;gap:2px}
.foot-col strong{color:#fff;font-size:1.05rem;margin-bottom:4px}
.foot-col .h{color:#fff;font-size:12px;text-transform:uppercase;letter-spacing:.12em;margin-top:10px}
.foot-col .h:first-child{margin-top:0}
footer a{color:#fff;text-decoration:none}
footer a:hover{text-decoration:underline}
.foot-col a{width:max-content}
.foot-bottom{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-top:32px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px}
.foot-bottom .credit{display:flex;flex-direction:column;gap:2px;text-align:right}
@media(max-width:820px){footer .foot{grid-template-columns:1fr}.foot-bottom{flex-direction:column;align-items:flex-start}.foot-bottom .credit{text-align:left}}

#cookie-lista{position:fixed;left:12px;right:12px;bottom:12px;z-index:60;max-width:640px;margin-inline:auto;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:16px 20px;border-radius:20px;color:#fff;background:rgba(7,26,53,.8);font-size:14px}
#cookie-lista p{flex:1 1 260px}
#cookie-lista div{display:flex;gap:8px}
#cookie-lista button{font:inherit;font-weight:700;padding:10px 20px;border-radius:999px;border:1px solid rgba(255,255,255,.5);background:#fff;color:var(--navy);cursor:pointer}
a:focus-visible,.btn:focus-visible,#cookie-lista button:focus-visible{outline:3px solid var(--sky);outline-offset:3px}

@media(max-width:820px){
  .big{grid-template-columns:1fr}.big img{height:260px}
  .photos{grid-template-columns:1fr}.photos img{height:240px}
  .section{padding:72px 0}
}
@media(max-width:640px){
  .top{inset:8px 0 auto}
  .bar{border-radius:22px;flex-direction:column;padding:10px}
  nav a{padding:6px 10px;font-size:14px}
  .hero{padding-top:150px}
  .btn{width:100%;text-align:center}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card,.btn{transition:none}}
footer .wrap:not(.foot):not(.foot-bottom){display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}