/* ===== Design tokens ===== */
:root{
  --brand:#02186F;
  --accent:#FCB20C;
  --fg:#0F1222;
  --fg-soft:#5B6070;
  --bg:#FBFCFE;
  --panel:#FFFFFF;
  --brd:#E7EAF3;
  --muted:#98A1B3;
  --radius:16px;

  --shadow-sm: 0 3px 10px rgba(15,18,34,.06);
  --shadow:    0 10px 26px rgba(15,18,34,.12);

  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
}

/* ===== Base ===== */
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.h1{font-size:40px;line-height:1.15;margin:0 0 8px}
.h2{font-size:28px;line-height:1.2;margin:0 0 8px}
.lead{color:var(--fg-soft);font-size:1.05rem}
.muted{color:var(--muted)}
.btn{
  --_bg:var(--brand); --_fg:#fff; --_br:transparent;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:12px;border:1px solid var(--_br);
  background:var(--_bg);color:var(--_fg);text-decoration:none;font-weight:700;
  box-shadow:var(--shadow-sm);transition:transform .15s ease, box-shadow .15s ease,;
}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-ghost{--_bg:transparent;--_fg:var(--brand);--_br:var(--brand);box-shadow:none}
.btn-ghost:hover{background:rgba(2,24,111,.06)}
.badge{display:inline-block;font-size:.75rem;padding:.35rem .55rem;border-radius:999px;background:#EEF2FF;color:#21306e;border:1px solid #DDE3FF}

/* ===== Thumbnails (sekcia na /marketing) ===== */
.demos-wrap{margin:56px 0}
.demos-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.demos-title{margin:0;font-size:1.25rem;font-weight:800;color:var(--fg)}
.demos-grid{display:grid;gap:14px;grid-template-columns:repeat(4,1fr)}
@media (max-width:992px){.demos-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.demos-grid{grid-template-columns:1fr}}

.demo-card{position:relative;background:var(--panel);border:1px solid var(--brd);border-radius:14px;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .18s ease, box-shadow .18s ease}
.demo-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.demo-media{position:relative;aspect-ratio:4/3;background:#F2F5FA}
.demo-media img{width:100%;height:100%;object-fit:cover;display:block;transform:scale(1.02);filter:saturate(.92);transition:transform .25s ease, filter .25s ease}
.demo-card:hover .demo-media img{transform:scale(1.06);filter:saturate(1)}
.demo-badge{position:absolute;right:10px;bottom:10px;background:rgba(2,24,111,.9);color:#fff;padding:.35rem .55rem;font-size:.72rem;border-radius:8px}
.demo-gradient{position:absolute;left:0;right:0;bottom:0;height:42%;background:linear-gradient(to top,rgba(0,0,0,.45),rgba(0,0,0,0))}
.demo-meta{display:flex;align-items:center;justify-content:space-between;padding:.8rem .9rem}
.demo-title{margin:0;font-weight:800;font-size:.98rem;color:var(--fg)}
.demo-tag{font-size:.72rem;color:#6B7280;background:#F3F4F6;border-radius:999px;padding:.25rem .5rem}
.demo-link{position:absolute;inset:0}

/* ===== Hero & cards (pre šablóny) ===== */
.hero-center{text-align:center;padding:64px 0 28px}
.hero-panel{background:linear-gradient(180deg,#36236e,#698aff);border:1px solid var(--brd);border-radius:28px;padding:28px;box-shadow:var(--shadow)}
.section{padding:48px 0}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)} @media (max-width:900px){.grid-3{grid-template-columns:1fr 1fr}} @media (max-width:600px){.grid-3{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--brd);border-radius:16px;box-shadow:var(--shadow-sm)}
.card.pad{padding:18px}
.card.hover{transition:transform .18s ease, box-shadow .18s ease}
.card.hover:hover{transform:translateY(-2px);box-shadow:var(--shadow)}

/* ===== Dark mode ===== */
@media (prefers-color-scheme: dark){
  :root{
    --fg:#E9ECF8; --fg-soft:#C5CBE0; --bg:#0C1020; --panel:#0F1425; --brd:#1C2441; --muted:#8D97B1;
    --shadow-sm: 0 3px 12px rgba(0,0,0,.45); --shadow: 0 12px 34px rgba(0,0,0,.55);
  }
  .demo-tag{background:#0b1230;color:#C7D2FE}
}

/* ====== DEMO #2 — moderný elegantný one-pager (namesp: op2) ====== */
/* Stavia na tvojich tokenoch, nič nepřebíja mimo op2-* selektorov. */

.op2-body{background:
  radial-gradient(1200px 800px at 70% -10%, color-mix(in oklch, var(--accent) 18%, transparent), transparent 60%),
  radial-gradient(900px 600px at -10% 20%, color-mix(in oklch, var(--brand) 20%, transparent), transparent 60%),
  var(--bg); color:var(--fg);
  font:16px/1.6 var(--font-sans);
}

/* === Nav === */
.op2-nav{
  position:sticky; top:0; z-index:40;
  backdrop-filter:saturate(120%) blur(8px);
  background:linear-gradient(180deg, color-mix(in oklch, var(--panel) 92%, transparent), transparent);
  border-bottom:1px solid var(--brd);
}
.op2-nav__inner{max-width:1120px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between}
.op2-brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--fg)}
.op2-brand__logo{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;
  background: radial-gradient(120% 120% at 30% 20%, #fff, #ddd 35%, color-mix(in oklch, var(--accent) 85%, #b07d1e) 36%, #6b5b3c 120%);
  color:#0c0f14;font-weight:800; box-shadow:var(--shadow-sm);
}
.op2-nav__links{display:flex;gap:14px;align-items:center}
.op2-nav__links a{color:var(--fg-soft);text-decoration:none;font-weight:700}
.op2-nav__links a:hover{color:var(--fg)}

/* === Hero === */
.op2-hero{position:relative; padding:72px 0 24px; overflow:hidden}
.op2-hero__grid{max-width:1120px;margin:0 auto;padding:0 20px;display:grid;gap:24px;grid-template-columns:1.15fr .85fr;align-items:center}
@media (max-width:980px){.op2-hero__grid{grid-template-columns:1fr}}
.op2-eyebrow{letter-spacing:.18em;text-transform:uppercase;font-weight:800;color:var(--accent);font-size:.82rem;margin-bottom:.6rem}
.op2-hero h1{font-family:var(--font-serif);font-size:clamp(36px,5vw,56px);line-height:1.12;margin:0 0 .4rem}
.op2-hero .lead{color:var(--fg-soft)}
.op2-cta{display:flex;gap:.8rem;align-items:center;margin-top:1rem}
.op2-hero__badges{display:flex;gap:10px;list-style:none;padding:0;margin:14px 0 0}
.op2-hero__badges li{border:1px solid var(--brd);padding:.45rem .7rem;border-radius:999px;background:var(--panel);color:var(--fg-soft)}

.op2-orb{min-height:340px;display:grid;place-items:center}
.op2-orb__wrap{position:relative;width:300px;height:300px;filter:drop-shadow(0 24px 40px rgba(0,0,0,.15))}
.op2-orb__core{width:100%;height:100%;border-radius:50%;
  background: radial-gradient(120% 120% at 30% 20%, color-mix(in oklch, var(--brand) 35%, #5ea7ff), var(--brand) 40%, color-mix(in oklch, var(--fg) 5%, transparent) 70%, transparent 72%),
              radial-gradient(80% 80% at 70% 70%, var(--accent), transparent 60%);
  animation: op2-float 7s ease-in-out infinite;
}
.op2-orb__ring{position:absolute;inset:-16px;border-radius:50%;border:2px dashed color-mix(in oklch, var(--accent) 45%, transparent);animation: op2-spin 14s linear infinite}
.op2-orb__ring--b{animation-delay:-6s;border-color: color-mix(in oklch, var(--brand) 45%, transparent)}
@keyframes op2-spin{to{transform:rotate(360deg)}}
@keyframes op2-float{50%{transform:translateY(-8px)}}

.op2-stripe{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:linear-gradient(90deg,var(--accent),color-mix(in oklch, var(--brand) 65%, var(--accent)))}

/* === Sekcie === */
.op2-section{padding:56px 0;position:relative}
.op2-section--tint{background:linear-gradient(180deg, color-mix(in oklch, var(--panel) 40%, transparent), transparent)}
.op2-section--skew{clip-path:polygon(0 0,100% 0,100% 95%,0 100%);background:
  linear-gradient(180deg, color-mix(in oklch, var(--panel) 28%, transparent), transparent)}
.op2-section__head{max-width:1120px;margin:0 auto 18px;padding:0 20px}
.op2-section__head .h2{font-family:var(--font-serif)}

/* === About === */
.op2-about{max-width:1120px;margin:0 auto;padding:0 20px;display:grid;gap:28px;grid-template-columns:1.15fr .85fr}
@media (max-width:980px){.op2-about{grid-template-columns:1fr}}
.op2-card{
  background:var(--panel); border:1px solid var(--brd); border-radius:var(--radius);
  padding:18px; box-shadow:var(--shadow-sm)
}
.op2-kv{display:grid;grid-template-columns:120px 1fr;gap:.4rem .8rem;margin:12px 0}
.op2-kv dt{color:var(--muted);font-weight:600}
.op2-kv dd{margin:0}

/* === Services === */
.op2-cards{max-width:1120px;margin:0 auto;padding:0 20px;display:grid;gap:18px;grid-template-columns:repeat(3,1fr)}
@media (max-width:980px){.op2-cards{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.op2-cards{grid-template-columns:1fr}}
.op2-scard{background:var(--panel);border:1px solid var(--brd);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow-sm);transition:transform .18s ease, box-shadow .18s ease}
.op2-scard:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.op2-sicon{font-size:1.2rem;color:var(--accent);margin-bottom:.35rem}
.op2-bullets{list-style:none;margin:.6rem 0 0;padding:0;color:var(--fg-soft)}
.op2-bullets li{padding:.25rem 0}

/* === Work grid === */
.op2-grid{max-width:1120px;margin:0 auto;padding:0 20px;display:grid;gap:18px;grid-template-columns:repeat(3,1fr)}
@media (max-width:980px){.op2-grid{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.op2-grid{grid-template-columns:1fr}}
.op2-work{background:var(--panel);border:1px solid var(--brd);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .18s ease, box-shadow .18s ease}
.op2-work:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.op2-work__thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#F2F5FA}
.op2-work__thumb img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);filter:saturate(.94);transition:transform .3s ease, filter .3s ease}
.op2-work:hover .op2-work__thumb img{transform:scale(1.06);filter:saturate(1)}
.op2-work__overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;gap:.2rem;padding:1rem;background:linear-gradient(180deg,transparent 35%,rgba(0,0,0,.55));color:#fff;opacity:0;transition:opacity .2s ease}
.op2-work:hover .op2-work__overlay{opacity:1}
.op2-work__meta{padding:.9rem 1rem 1.1rem}

/* === Testimonials === */
.op2-testis{max-width:1120px;margin:0 auto;padding:0 20px;display:grid;gap:16px;grid-template-columns:repeat(3,1fr)}
@media (max-width:980px){.op2-testis{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.op2-testis{grid-template-columns:1fr}}
.op2-quote{background:var(--panel);border:1px solid var(--brd);border-radius:12px;padding:14px;position:relative;box-shadow:var(--shadow-sm)}
.op2-quote::before{content:"“";position:absolute;left:12px;top:-6px;font-size:40px;color:color-mix(in oklch,var(--accent) 70%, #fff)}

/* === Kontakt === */
.op2-contact{max-width:1120px;margin:0 auto;padding:0 20px;display:grid;gap:22px;grid-template-columns:1.1fr .9fr}
@media (max-width:980px){.op2-contact{grid-template-columns:1fr}}
.op2-form{background:var(--panel);border:1px solid var(--brd);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow-sm)}
.op2-form .row{display:flex;flex-direction:column;gap:.35rem;margin-bottom:.85rem}
.op2-form label{font-weight:700;color:var(--fg)}
.op2-form input,.op2-form textarea{width:100%;border:1px solid var(--brd);background:#fff;color:var(--fg);padding:.75rem .8rem;border-radius:12px;outline:none}
@media (prefers-color-scheme: dark){
  .op2-form input,.op2-form textarea{background:#0b0f1f;color:var(--fg);border-color:#202949}
}
.op2-form input:focus,.op2-form textarea:focus{border-color:color-mix(in oklch, var(--accent) 60%, var(--brand))}
.op2-contact__aside .op2-card{height:100%}

/* === Footer === */
.op2-footer{border-top:1px solid var(--brd);background:var(--panel);margin-top:40px}
.op2-footer__inner{max-width:1120px;margin:0 auto;padding:14px 20px;display:grid;gap:10px;grid-template-columns:1fr auto auto;align-items:center}
.op2-footer__nav{display:flex;gap:.9rem}
.op2-footer__nav a{color:var(--fg-soft);text-decoration:none;font-weight:700}
.op2-footer__nav a:hover{color:var(--fg)}

/* === Header CTA buttons === */
.op2-nav__links .btn{
  font-size:.9rem;
  padding:10px 16px;
}
.op2-nav__links .btn + .btn{
  margin-left:8px;
}
@media (max-width:980px){
  .op2-nav__links .btn{
    display:none; /* čistý minimalistický mobilný view */
  }
}