*{margin:0;padding:0;box-sizing:border-box}
:root{
  --red:#e5484d;--red2:#ff5a5f;
  --bg:#040405;--bg2:#0a0a0c;
  --ink:#f5f5f7;--mut:#7c7c86;--line:#1c1c22;
  --maxw:1240px;
}
html{scroll-behavior:smooth}
html,body{background:var(--bg);color:var(--ink);font-family:'Inter',sans-serif;overflow-x:hidden}
body{-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
section{position:relative}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(22px,5vw,72px)}

/* ============ HERO (section 1 — robot, doslova z konceptu) ============ */
.hero-section{position:relative;height:100vh;min-height:560px;overflow:hidden;background:#050506}
.hero-section #c{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:1}
.hero-section .glow{position:absolute;top:44%;left:56%;transform:translate(-50%,-50%);width:70vh;height:70vh;border-radius:50%;
  background:radial-gradient(circle,rgba(229,72,77,.20),transparent 62%);filter:blur(40px);z-index:0;pointer-events:none}
.hero-section .vignette{position:absolute;inset:0;z-index:2;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 40%,transparent 55%,rgba(0,0,0,.55) 100%)}
.hero-section .overlay{position:absolute;inset:0;z-index:3;display:flex;flex-direction:column;justify-content:space-between;
  padding:clamp(20px,3.4vw,40px) clamp(22px,5vw,72px);pointer-events:none}
.hero-section .overlay a,.hero-section .overlay button{pointer-events:auto}

nav.hero-nav{display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:11px;font-family:'Space Grotesk';font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand svg{width:26px;height:26px}
.nav-r{display:flex;gap:30px;font-size:13.5px;color:var(--mut)}
.nav-r a{text-decoration:none;transition:color .2s}.nav-r a:hover{color:var(--ink)}
@media(max-width:760px){.nav-r a:not(.hl){display:none}}
.nav-r .hl{color:var(--ink)}

.hero{max-width:900px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:'JetBrains Mono';font-size:11.5px;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--mut);margin-bottom:20px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--red);animation:beat 2s infinite}
@keyframes beat{0%,100%{box-shadow:0 0 0 0 rgba(229,72,77,.5);opacity:1}70%{box-shadow:0 0 0 8px rgba(229,72,77,0)}}
h1{font-family:'Space Grotesk';font-weight:600;font-size:clamp(2.6rem,6.6vw,5.6rem);line-height:.98;letter-spacing:-.03em}
h1 .r{color:var(--red2)}
.hero .sub{margin-top:22px;font-size:clamp(1rem,1.35vw,1.15rem);color:var(--mut);max-width:40ch;line-height:1.55}
.cta-row{margin-top:30px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.btn{font:600 15px 'Inter';padding:14px 28px;border-radius:999px;text-decoration:none;transition:transform .18s,box-shadow .2s;border:none;cursor:pointer;display:inline-block}
.btn:hover{transform:translateY(-2px)}
.btn-p{background:var(--red);color:#fff;box-shadow:0 12px 34px -12px var(--red)}
.btn-g{border:1px solid var(--line);color:var(--ink);background:transparent}.btn-g:hover{border-color:var(--red)}

.footer-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}
.tags{display:flex;gap:9px;flex-wrap:wrap}
.tag{font-family:'JetBrains Mono';font-size:11px;color:var(--mut);border:1px solid var(--line);border-radius:999px;padding:6px 13px}
.scroll{font-family:'JetBrains Mono';font-size:11px;letter-spacing:.14em;color:var(--mut);writing-mode:vertical-rl;display:flex;align-items:center;gap:10px}
.scroll .ln{width:1px;height:40px;background:linear-gradient(var(--red),transparent)}
@media(max-width:760px){.scroll{display:none}}

.fallback{position:absolute;inset:0;z-index:1;display:none;align-items:center;justify-content:center;
  background:radial-gradient(circle at 60% 40%,#15151a,#050506)}
.loading{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;font-family:'JetBrains Mono';
  font-size:12px;letter-spacing:.14em;color:var(--mut);text-transform:uppercase}

/* ============ SHARED SECTION SYSTEM ============ */
.section{padding:clamp(70px,11vw,140px) 0}
.section-tight{padding:clamp(50px,7vw,90px) 0}
.kicker{font-family:'JetBrains Mono';font-size:11.5px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--red2);margin-bottom:16px}
h2{font-family:'Space Grotesk';font-weight:600;font-size:clamp(1.9rem,4vw,3.1rem);line-height:1.06;letter-spacing:-.02em}
h3{font-family:'Space Grotesk';font-weight:600;font-size:clamp(1.3rem,2vw,1.7rem);letter-spacing:-.01em}
.lead{margin-top:18px;font-size:clamp(1rem,1.3vw,1.18rem);color:var(--mut);max-width:62ch;line-height:1.65}
.section-head{margin-bottom:clamp(36px,5vw,64px)}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head.center .lead{margin-left:auto;margin-right:auto}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---- 2. PROBLEM ---- */
.problem{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.problem h2{max-width:16ch}
.problem-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(30px,6vw,80px);align-items:start}
@media(max-width:860px){.problem-grid{grid-template-columns:1fr}}
.chaos-list{display:flex;flex-direction:column;gap:14px}
.chaos-item{display:flex;align-items:center;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:#0d0d10;font-size:14.5px;color:var(--mut)}
.chaos-item svg{flex:none;width:18px;height:18px;color:var(--red2)}
.chaos-item .strike{text-decoration:line-through;text-decoration-color:var(--red2);opacity:.7}

/* ---- 3. WEB 100% ---- */
.web100 .wrap{display:grid;grid-template-columns:1fr;gap:20px}
.web100 h2{max-width:18ch}
.web100 .lead{margin-bottom:10px}

/* ---- 4. FLOW (co běží pod tím) ---- */
.flow-section{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.flow-diagram{margin-top:clamp(50px,8vw,90px);display:flex;align-items:center;justify-content:space-between;gap:0;position:relative}
.flow-node{flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;position:relative;z-index:2}
.flow-node .ic{width:64px;height:64px;border-radius:18px;border:1px solid var(--line);background:#0d0d10;display:flex;align-items:center;justify-content:center;color:var(--red2);transition:border-color .3s,box-shadow .3s}
.flow-node.active .ic{border-color:var(--red);box-shadow:0 0 0 5px rgba(229,72,77,.08)}
.flow-node .ic svg{width:26px;height:26px}
.flow-node .lbl{font-family:'Space Grotesk';font-weight:600;font-size:15px}
.flow-node .sub{font-size:12.5px;color:var(--mut);max-width:16ch;line-height:1.4}
.flow-line{flex:1;height:2px;background:var(--line);position:relative;top:-38px;overflow:hidden;min-width:24px}
.flow-line .pulse{position:absolute;top:0;left:-30%;width:30%;height:100%;background:linear-gradient(90deg,transparent,var(--red2),transparent);animation:flowpulse 2.6s linear infinite}
.flow-line:nth-of-type(2) .pulse{animation-delay:.65s}
.flow-line:nth-of-type(3) .pulse{animation-delay:1.3s}
@keyframes flowpulse{0%{left:-30%}100%{left:100%}}
@media(prefers-reduced-motion:reduce){.pulse{animation:none;display:none}}
@media(max-width:820px){.flow-diagram{flex-direction:column;align-items:stretch}
  .flow-line{width:2px;height:36px;top:0;left:31px;position:relative}
  .flow-node{flex-direction:row;text-align:left;justify-content:flex-start}
  .flow-node .sub{max-width:none}}

/* ---- 5. SYSTEMS ---- */
.systems .section-head{max-width:60ch}
.product{padding:clamp(56px,8vw,100px) 0;border-top:1px solid var(--line)}
.product:first-of-type{border-top:none}
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,80px);align-items:center}
.product.rev .product-grid{direction:rtl}
.product.rev .product-grid>*{direction:ltr}
@media(max-width:900px){.product-grid{grid-template-columns:1fr}.product.rev .product-grid{direction:ltr}}
.product-media{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#0a0a0c;position:relative}
.product-media img{width:100%;height:auto;display:block}
.product-media .two-up{display:flex;gap:10px;padding:12px}
.product-media .two-up img{border-radius:10px;border:1px solid var(--line);object-fit:cover;height:150px;flex:1}
.product-media .stack{display:flex;flex-direction:column;gap:10px;padding:12px}
.product-media .stack img{border-radius:10px;border:1px solid var(--line)}
.product-tag{font-family:'JetBrains Mono';font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--red2);margin-bottom:14px}
.product-body h3{margin-bottom:14px}
.product-body p{color:var(--mut);line-height:1.65;font-size:15px;margin-bottom:16px}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}
.feature-tags span{font-size:12px;font-family:'JetBrains Mono';color:var(--mut);border:1px solid var(--line);border-radius:8px;padding:5px 10px}
.product-links{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.product-links a{font-size:14px;font-weight:600;color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid var(--red2);padding-bottom:2px}
.product-links a:hover{color:var(--red2)}
.product-deploy{margin-top:14px;font-size:13px;color:var(--mut)}
.product-deploy b{color:var(--ink);font-weight:500}
.product-note{font-size:13px;color:var(--mut);border-left:2px solid var(--line);padding-left:12px;margin-top:16px}

/* ---- 6. REFERENCE ---- */
.reference{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ref-grid-big{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:920px){.ref-grid-big{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.ref-grid-big{grid-template-columns:1fr}}
.ref-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#0d0d10;text-decoration:none;display:block;transition:transform .25s,border-color .25s,box-shadow .25s}
.ref-card:hover{transform:translateY(-5px);border-color:var(--red);box-shadow:0 20px 40px -20px rgba(0,0,0,.6)}
.ref-shot{aspect-ratio:16/10;overflow:hidden;background:#111}
.ref-shot img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .5s}
.ref-card:hover .ref-shot img{transform:scale(1.04)}
.ref-meta{padding:16px 18px}
.ref-meta .name{font-family:'Space Grotesk';font-weight:600;font-size:15.5px}
.ref-meta .sector{font-size:12.5px;color:var(--mut);margin-top:3px}
.ref-more-label{margin:clamp(46px,6vw,64px) 0 22px;font-family:'JetBrains Mono';font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--mut)}
.ref-grid-sm{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}
.ref-tile{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#0d0d10;text-decoration:none;display:block;transition:transform .2s,border-color .2s}
.ref-tile:hover{transform:translateY(-3px);border-color:var(--red)}
.ref-tile .ref-shot{aspect-ratio:16/10}
.ref-tile .ref-meta{padding:9px 11px}
.ref-tile .name{font-size:12.5px}

/* ---- 7. OBORY ---- */
.sectors-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:760px){.sectors-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:480px){.sectors-grid{grid-template-columns:1fr}}
.sector-tile{border:1px solid var(--line);border-radius:14px;padding:26px 22px;background:#0a0a0c;transition:border-color .25s,transform .25s}
.sector-tile:hover{border-color:var(--red);transform:translateY(-3px)}
.sector-tile .num{font-family:'JetBrains Mono';font-size:11px;color:var(--mut)}
.sector-tile .lbl{margin-top:10px;font-family:'Space Grotesk';font-weight:600;font-size:16.5px}
.sector-tile.ghost{border-style:dashed;color:var(--mut)}

/* ---- 8. PROCES ---- */
.process{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.process-row{display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:step}
@media(max-width:900px){.process-row{grid-template-columns:repeat(2,1fr);gap:24px}}
@media(max-width:480px){.process-row{grid-template-columns:1fr}}
.process-step{padding:0 18px 0 0;position:relative}
.process-step:not(:last-child)::after{content:'';position:absolute;top:20px;right:-2px;width:100%;height:1px;background:var(--line)}
@media(max-width:900px){.process-step:not(:last-child)::after{display:none}}
.process-step .n{font-family:'Space Grotesk';font-weight:700;font-size:22px;color:var(--red2);margin-bottom:14px}
.process-step .t{font-family:'Space Grotesk';font-weight:600;font-size:16px;margin-bottom:8px}
.process-step .d{font-size:13.5px;color:var(--mut);line-height:1.55}

/* ---- 9. ČÍSLA ---- */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;text-align:center}
@media(max-width:760px){.stats-row{grid-template-columns:repeat(2,1fr)}}
.stat .num{font-family:'Space Grotesk';font-weight:700;font-size:clamp(2.2rem,5vw,3.4rem);color:var(--ink);letter-spacing:-.02em}
.stat .num .r{color:var(--red2)}
.stat .lbl{margin-top:8px;font-size:13.5px;color:var(--mut)}

/* ---- 10. KONTAKT ---- */
.contact{background:var(--bg2);border-top:1px solid var(--line)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,80px);align-items:start}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}}
.contact h2{max-width:14ch}
.contact-info{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.contact-info a{font-size:16px;font-weight:600;text-decoration:none;display:flex;align-items:center;gap:10px}
.contact-info a:hover{color:var(--red2)}
.contact-legal{margin-top:30px;font-size:12.5px;color:var(--mut);line-height:1.6}
.contact-form{display:flex;flex-direction:column;gap:14px;background:#0a0a0c;border:1px solid var(--line);border-radius:16px;padding:clamp(22px,3vw,32px)}
.contact-form label{font-size:12.5px;color:var(--mut);font-family:'JetBrains Mono';letter-spacing:.05em}
.contact-form input,.contact-form textarea{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--ink);font:15px 'Inter';outline:none;transition:border-color .2s;resize:vertical}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--red)}
.contact-form .btn{margin-top:6px;width:100%}

footer{padding:32px 0;border-top:1px solid var(--line);text-align:center;font-size:12.5px;color:var(--mut)}
footer a{text-decoration:none;color:var(--mut)}
footer a:hover{color:var(--red2)}

.stagger-1{transition-delay:.06s}.stagger-2{transition-delay:.12s}.stagger-3{transition-delay:.18s}
.stagger-4{transition-delay:.24s}.stagger-5{transition-delay:.3s}.stagger-6{transition-delay:.36s}