:root {
  --bg: #0a0e14;
  --bg-2: #0f151f;
  --bg-3: #131b28;
  --border: #1e2a3a;
  --text: #dfe6ef;
  --muted: #8a99ad;
  --accent: #2fd4c4;
  --accent-dim: #1c8f85;
  --radius: 12px;
  --max: 1120px;
  font-synthesis: none;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 14, 20, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.2px;
  font-size: 1.15rem;
}
.brand .logo { display: block; }
.brand span b { color: var(--accent); }
.nav {
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav a {
  color: var(--muted);
  font-size: 0.95rem;
  transition: color 0.2s;
}
.nav a:hover { color: var(--text); }
.nav-cta {
  padding: 9px 18px;
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
  color: var(--accent) !important;
}
.nav-cta:hover { background: rgba(47, 212, 196, 0.08); }
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
  color: var(--text);
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  padding: 120px 0 96px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(700px 400px at 78% -10%, rgba(47, 212, 196, 0.10), transparent 60%),
    radial-gradient(600px 400px at 5% 20%, rgba(47, 212, 196, 0.05), transparent 55%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 800px; }
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  padding: 6px 14px;
  margin-bottom: 26px;
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.12;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 22px;
}
.hero h1 .hl { color: var(--accent); }
.hero p.lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--muted);
  max-width: 640px;
  margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s, background 0.2s, border-color 0.2s;
}
.btn-primary {
  background: var(--accent);
  color: #05201d;
}
.btn-primary:hover { transform: translateY(-2px); background: #3ee3d3; }
.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: var(--bg-2);
}
.btn-ghost:hover { border-color: var(--accent-dim); }

/* Sections */
section { scroll-margin-top: 90px; }
.section-pad { padding: 88px 0; }
.section-head { max-width: 680px; margin-bottom: 52px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head .kicker {
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
}
.section-head h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.4px;
  margin-bottom: 16px;
}
.section-head p { color: var(--muted); font-size: 1.05rem; }

.alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* Services grid */
.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--accent-dim); transform: translateY(-3px); }
.card .icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(47, 212, 196, 0.10);
  border: 1px solid var(--accent-dim);
  margin-bottom: 20px;
  color: var(--accent);
}
.card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.98rem; }

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  counter-reset: step;
}
.step {
  position: relative;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 28px 30px;
}
.step .num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  display: inline-block;
  margin-bottom: 16px;
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
  padding: 4px 12px;
}
.step h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.step p { color: var(--muted); font-size: 0.96rem; }

/* Trust */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.trust-item {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
}
.trust-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.trust-item h3 .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
  flex: none;
}
.trust-item p { color: var(--muted); font-size: 0.97rem; }

/* Contact */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-intro h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.4px;
}
.contact-intro p { color: var(--muted); margin-bottom: 20px; }
.contact-note {
  font-size: 0.88rem;
  color: var(--muted);
  border-left: 2px solid var(--accent-dim);
  padding-left: 14px;
}
form.contact-form {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
}
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 8px;
}
.field input, .field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.98rem;
  resize: vertical;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent-dim);
}
.form-disabled-note {
  font-size: 0.82rem;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
}
/* Pasca na roboty. Musí byť neviditeľná pre človeka, ale vyplniteľná
   pre robota, preto sa neskrýva cez display:none. */
.pasca {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.form-stav {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 14px;
  text-align: center;
  min-height: 1.2em;
}
.form-stav.ok { color: var(--accent); }
.form-stav.chyba { color: #ff8f8f; }
.btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  background: var(--accent-dim);
  color: #05201d;
  width: 100%;
  justify-content: center;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-2);
  padding: 48px 0 36px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.footer-brand { max-width: 320px; }
.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p { color: var(--muted); font-size: 0.92rem; }
.footer-legal {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.8;
}
.footer-legal strong { color: var(--text); font-weight: 600; }
.footer-bottom {
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* Responsive */
@media (max-width: 860px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 18px 24px 24px;
    gap: 16px;
  }
  .nav-toggle { display: inline-block; }
  .grid, .steps, .trust-grid, .contact-wrap { grid-template-columns: 1fr; }
  .hero { padding: 80px 0 64px; }
  .section-pad { padding: 64px 0; }
}

/* ── Zázemie materskej firmy ────────────────────────────────────── */
.odkaz-functu {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 2px solid rgba(47, 212, 196, 0.35);
}
.odkaz-functu:hover { border-bottom-color: var(--accent); }
.referencie {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.ref-karta {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
}
.ref-karta h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
  color: var(--accent);
}
.ref-karta p { margin: 0; color: var(--muted); font-size: 0.93rem; line-height: 1.6; }
.loga-pas {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 46px;
  margin-top: 36px;
  padding: 26px 20px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
/* Logá sú biele na tmavom, stlmené aby nekričali viac než vlastný obsah. */
.loga-pas img {
  height: 34px;
  width: auto;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.loga-pas img:hover { opacity: 1; }
.loga-pozn {
  margin-top: 14px;
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}
.loga-pozn a { color: var(--muted); }
@media (max-width: 560px) {
  .loga-pas { gap: 28px; }
  .loga-pas img { height: 26px; }
}

/* Fotka tímu Functu. Je už optimalizovaná, preto sa nezmenšuje, len
   obmedzuje šírkou a zaobľuje. */
.tim-foto {
  margin: 0 0 34px;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}
.tim-foto img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.tim-foto figcaption {
  margin-top: 10px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--muted);
}

/* ── Cenník ─────────────────────────────────────────────────────── */
.cennik {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: start;
}
.balik {
  position: relative;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 28px 30px;
  display: flex;
  flex-direction: column;
  height: 100%;
}
/* Zvýraznený balík má rám v akcente, nie inú farbu pozadia: inak by
   pôsobil ako jediný funkčný a ostatné ako zamknuté. */
.balik.zvyraznene { border-color: var(--accent-dim); }
.balik .stitok {
  position: absolute;
  top: -12px;
  left: 28px;
  background: var(--accent);
  color: #05201d;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 5px 12px;
  border-radius: 100px;
}
.balik h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 14px; }
.cena { display: flex; align-items: baseline; gap: 10px; margin-bottom: 16px; }
.cena .suma { font-size: 2.1rem; font-weight: 800; color: var(--accent); letter-spacing: -1px; }
.cena .obdobie { font-size: 0.9rem; color: var(--muted); }
.balik-popis { color: var(--muted); font-size: 0.95rem; margin-bottom: 18px; }
.balik-zoznam { list-style: none; margin: 0 0 26px; padding: 0; }
.balik-zoznam li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 10px;
  font-size: 0.94rem;
  color: var(--text);
}
.balik-zoznam li::before {
  content: "";
  position: absolute;
  left: 4px; top: 9px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
/* Tlačidlo drží dole, aby boli karty zarovnané aj pri rôzne dlhom texte. */
.balik .btn { margin-top: auto; justify-content: center; }
.cennik-pozn {
  margin-top: 26px;
  text-align: center;
  font-size: 0.86rem;
  color: var(--muted);
}
@media (max-width: 900px) {
  .cennik { grid-template-columns: 1fr; }
}