*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#f2f5f7;--card:#fff;--ink:#152430;--mut:#5d707e;--cyan:#0e7c9e;--cyan-d:#0a6280;--ice:#d7e9f0;--amber:#e8a13d;--line:#dce6ec}
html{scroll-behavior:smooth}
body{font-family:'Archivo',sans-serif;background:var(--bg);color:var(--ink);line-height:1.66;font-size:16.5px;overflow-x:hidden}
h1,h2,h3{font-family:'Archivo',sans-serif;font-weight:800;line-height:1.15;letter-spacing:-.01em}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}

.ribbon{background:#152430;color:#93a6b3;font-size:13.5px;padding:9px 16px;text-align:center}
.ribbon b{color:#fff}
.ribbon a{display:inline-block;margin-left:12px;background:var(--cyan);color:#fff;font-weight:700;padding:3px 14px;border-radius:4px;font-size:13px}
.ribbon a:hover{background:var(--cyan-d)}

header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px;max-width:1160px;margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;letter-spacing:-.02em}
.logo b{color:var(--cyan)}
nav.menu{display:flex;gap:24px;align-items:center}
nav.menu a{font-size:14.5px;font-weight:600;color:var(--mut)}
nav.menu a:hover,nav.menu a.on{color:var(--cyan)}
.cta-btn{background:var(--amber);color:#152430!important;padding:11px 20px;border-radius:6px;font-weight:800!important}
.cta-btn:hover{filter:brightness(1.06)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:25px;height:2.5px;background:var(--ink);margin:5.5px 0}

/* left half-panel menu */
.panel{position:fixed;top:0;bottom:0;left:0;width:min(84vw,340px);z-index:95;background:#152430;color:#fff;transform:translateX(-102%);transition:transform .3s ease;padding:26px 28px;display:flex;flex-direction:column}
body.popen .panel{transform:translateX(0)}
.panel .phead{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}
.panel .phead b{font-size:20px}
.panel .phead b i{color:#6fc6e0;font-style:normal}
.panel .pclose{background:rgba(255,255,255,.12);border:0;color:#fff;width:40px;height:40px;border-radius:8px;font-size:17px;cursor:pointer}
.panel nav{display:flex;flex-direction:column;gap:2px}
.panel nav a{padding:14px 12px;border-radius:9px;font-weight:700;font-size:16.5px;display:flex;align-items:center;gap:12px}
.panel nav a:hover{background:rgba(255,255,255,.08)}
.panel nav a::before{content:"";width:8px;height:8px;background:var(--cyan);transform:rotate(45deg)}
.panel .ptel{margin-top:auto;background:rgba(255,255,255,.08);border-radius:12px;padding:16px;font-size:14px;color:#93a6b3}
.panel .ptel b{display:block;color:#fff;font-size:18px;margin-top:4px}
.pshade{position:fixed;inset:0;background:rgba(21,36,48,.5);z-index:90;opacity:0;pointer-events:none;transition:.3s}
body.popen .pshade{opacity:1;pointer-events:auto}

/* diagonal hero */
.hero{position:relative;background:#fff;overflow:hidden}
.hero .in{max-width:1160px;margin:0 auto;padding:70px 24px 78px;display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center;position:relative;z-index:2}
.hero .kicker{display:inline-block;background:var(--ice);color:var(--cyan-d);font-weight:700;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;padding:7px 14px;border-radius:4px;margin-bottom:18px}
.hero h1{font-size:clamp(34px,4.8vw,56px)}
.hero h1 b{color:var(--cyan)}
.hero p{color:var(--mut);margin:18px 0 26px;font-size:17.5px;max-width:480px}
.hero .pic{position:relative}
.hero .pic img{clip-path:polygon(10% 0,100% 0,100% 100%,0 100%);border-radius:6px;aspect-ratio:4/3.4;object-fit:cover;width:100%}
.hero .pic::before{content:"";position:absolute;top:-16px;right:-16px;bottom:16px;left:6%;background:repeating-linear-gradient(45deg,var(--ice) 0 10px,transparent 10px 20px);clip-path:polygon(10% 0,100% 0,100% 100%,0 100%);border-radius:6px;z-index:-1}
.hero::after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:64px;background:var(--bg);clip-path:polygon(0 100%,100% 0,100% 100%)}
.btn{display:inline-block;background:var(--cyan);color:#fff;padding:14px 28px;border-radius:6px;font-weight:800;font-size:15.5px;border:0;cursor:pointer;font-family:inherit;transition:.15s}
.btn:hover{background:var(--cyan-d)}
.btn.amber{background:var(--amber);color:#152430}
.btn.ghost{background:transparent;border:2px solid var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:var(--cyan);color:var(--cyan)}

section{padding:80px 0}
section.hero,section.phero{padding:0}
.shead{max-width:660px;margin-bottom:42px}
.shead .eyebrow{color:var(--cyan);font-weight:800;letter-spacing:.14em;text-transform:uppercase;font-size:12px;display:block;margin-bottom:10px}
.shead h2{font-size:clamp(26px,3.6vw,38px)}
.shead p{color:var(--mut);margin-top:10px}

/* služby diagonal cards */
.sluzby{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.srv{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:28px 26px;position:relative;overflow:hidden;transition:.15s}
.srv::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--cyan),#6fc6e0)}
.srv:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(21,36,48,.1)}
.srv h3{font-size:18px;margin:12px 0 8px}
.srv p{color:var(--mut);font-size:14.5px}
.srv .ic{width:46px;height:46px;background:var(--ice);border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--cyan-d)}

/* kalkulačka */
.kalk{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:start}
.kalk-form{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:30px}
.fg{margin-bottom:16px}
.fg label{display:block;font-weight:700;font-size:13.5px;margin-bottom:7px}
.fg input,.fg select{width:100%;border:2px solid var(--line);background:var(--bg);border-radius:8px;padding:12px 14px;font-family:inherit;font-size:15px}
.fg input:focus,.fg select:focus{outline:none;border-color:var(--cyan)}
.fg-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.kalk-res{background:#152430;color:#fff;border-radius:14px;padding:30px;position:sticky;top:90px}
.kalk-res h3{font-size:17px;margin-bottom:16px;color:#6fc6e0}
.kalk-res .row{display:flex;justify-content:space-between;padding:8px 0;font-size:14.5px;color:#b6c5cf;border-bottom:1px solid rgba(255,255,255,.09)}
.kalk-res .tot{font-size:26px;font-weight:800;color:#fff;padding-top:16px;display:flex;justify-content:space-between;align-items:baseline}
.kalk-res .tot b{color:var(--amber)}
.kalk-res .note{font-size:12.5px;color:#7c93a3;margin-top:14px}

/* reference pásky */
.refs{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.rf{display:grid;grid-template-columns:120px 1fr;gap:18px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:20px;align-items:center}
.rf .tag{background:var(--ice);color:var(--cyan-d);font-weight:800;font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:20px 10px;border-radius:8px;text-align:center}
.rf h3{font-size:16.5px;margin-bottom:4px}
.rf p{color:var(--mut);font-size:14px}

.strip{background:#152430;color:#fff;padding:64px 0}
.strip .g{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;max-width:1160px;margin:0 auto;padding:0 24px;text-align:center}
.strip .n{font-size:38px;font-weight:800;color:#6fc6e0}
.strip p{color:#93a6b3;font-size:14px;margin-top:4px}

.band{background:var(--cyan);color:#fff;padding:60px 0}
.band .in{max-width:1160px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.band h2{font-size:clamp(24px,3.4vw,34px)}
.band p{color:#cfe8f1;margin-top:6px}
.band a{background:#fff;color:var(--cyan-d);padding:14px 30px;border-radius:6px;font-weight:800;white-space:nowrap}

footer{background:#0d1822;color:#7c93a3;padding:50px 0 38px}
.f-g{display:grid;grid-template-columns:2fr 1fr 1fr;gap:38px;max-width:1160px;margin:0 auto;padding:0 24px}
footer h4{color:#fff;font-size:16px;margin-bottom:12px;font-weight:800}
footer a,footer p{color:#7c93a3;font-size:14.5px;display:block;margin-bottom:8px}
footer a:hover{color:#6fc6e0}
.f-bot{max-width:1160px;margin:30px auto 0;padding:18px 24px 0;border-top:1px solid #1d2c38;font-size:13px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

.phero{background:#fff;border-bottom:1px solid var(--line)}
.phero .in{max-width:1160px;margin:0 auto;padding:54px 24px 46px}
.phero .kicker{display:inline-block;background:var(--ice);color:var(--cyan-d);font-weight:700;font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:6px 13px;border-radius:4px;margin-bottom:14px}
.phero h1{font-size:clamp(28px,4.2vw,44px)}
.phero p{color:var(--mut);margin-top:12px;max-width:620px}

.pohot{position:relative;display:flex;align-items:center;gap:18px;background:linear-gradient(115deg,#152430,#1d3547);border-radius:14px;padding:20px 24px;margin-top:28px;color:#fff;overflow:hidden;box-shadow:0 14px 34px rgba(21,36,48,.25)}
.pohot::before{content:"";position:absolute;top:0;left:0;bottom:0;width:5px;background:var(--amber)}
.pohot .pico{flex-shrink:0;width:52px;height:52px;border-radius:12px;background:rgba(232,161,61,.16);border:1.5px solid rgba(232,161,61,.5);display:flex;align-items:center;justify-content:center;color:var(--amber)}
.pohot .ptxt{flex:1;min-width:0}
.pohot .plabel{display:flex;align-items:center;gap:8px;font-weight:800;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#6fc6e0}
.pohot .pdot{width:9px;height:9px;border-radius:50%;background:#3ddc84;animation:ppulse 1.6s infinite}
@keyframes ppulse{0%,100%{box-shadow:0 0 0 0 rgba(61,220,132,.55)}50%{box-shadow:0 0 0 7px rgba(61,220,132,0)}}
.pohot .ptxt p{color:#b6c5cf;font-size:13.5px;margin-top:3px}
.pohot .ptel{flex-shrink:0;background:var(--amber);color:#152430;font-weight:800;font-size:17px;padding:13px 22px;border-radius:9px;white-space:nowrap;transition:.15s}
.pohot .ptel:hover{filter:brightness(1.07);transform:translateY(-1px)}
@media(max-width:640px){.pohot{flex-wrap:wrap}.pohot .ptel{width:100%;text-align:center}}

@media(max-width:960px){
 .sluzby{grid-template-columns:1fr 1fr}
 .hero .in{grid-template-columns:1fr}
 .kalk{grid-template-columns:1fr}
 .kalk-res{position:static}
 .refs{grid-template-columns:1fr}
 .strip .g{grid-template-columns:1fr 1fr}
 .f-g{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
 nav.menu{display:none}
 .burger{display:block}
 .sluzby,.f-g{grid-template-columns:1fr}
 section{padding:54px 0}
 .hero .in{padding:44px 20px 62px}
 .rf{grid-template-columns:1fr}
 .rf .tag{padding:10px}
}