/* =========================================================================
   Zéfir — vizuálny systém
   Luxusná, diskrétna estetika: hlboká noc + šampanská zlatá + jemná ruža
   ========================================================================= */

:root {
  /* Farby */
  --bg: #0a0608;
  --bg-soft: #120a0e;
  --bg-elev: #1a0f16;
  --ink: #f6ece6;
  --ink-soft: #d8c6bd;
  --ink-mute: #9c8a84;
  --gold: #cba26a;
  --gold-bright: #ecc98f;
  --rose: #e08a9c;
  --wine: #7d1f33;
  --line: rgba(224, 138, 156, 0.20);
  --line-soft: rgba(246, 236, 230, 0.08);
  --glass: rgba(26, 15, 22, 0.55);

  /* Typografia */
  --font-display: "Playfair Display", "Georgia", "Times New Roman", serif;
  --font-sans: "Jost", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  /* Rozmery */
  --maxw: 1600px;
  --gutter: clamp(1.25rem, 5vw, 3.5rem);
  --radius: 16px;
  --radius-lg: 22px;

  /* Prechody */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset / základ ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 300;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  letter-spacing: 0.01em;
  overflow-x: hidden;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--gold); color: #14100a; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 500; line-height: 1.08; margin: 0; }

/* ---------- Animované pozadie (canvas) ---------- */
#bg-canvas {
  position: fixed; inset: 0; z-index: -2;
  width: 100%; height: 100%;
  display: block;
}
.bg-veil {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(90% 60% at 50% 120%, rgba(125,31,51,0.20), transparent 60%),
    linear-gradient(180deg, rgba(10,6,8,0.55) 0%, rgba(10,6,8,0) 30%, rgba(10,6,8,0.32) 70%, rgba(10,6,8,0.92) 100%);
}
/* Fallback ak WebGL nie je dostupný */
body.no-webgl #bg-canvas { display: none; }
body.no-webgl {
  background:
    radial-gradient(80% 60% at 50% 0%, rgba(125,31,51,0.35), transparent 60%),
    radial-gradient(70% 50% at 82% 100%, rgba(224,138,156,0.16), transparent 55%),
    linear-gradient(160deg, #1a0f16, #0a0608);
}

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
section { position: relative; padding-block: clamp(4.5rem, 10vw, 8rem); }
.eyebrow {
  font-size: 0.72rem; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 1rem; font-weight: 400;
  display: inline-flex; align-items: center; gap: 0.7rem;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--gold); opacity: 0.7; }
.section-title { font-size: clamp(2rem, 4.5vw, 3.2rem); margin-bottom: 1.1rem; letter-spacing: 0.01em; }
.section-intro { color: var(--ink-soft); max-width: 60ch; font-size: 1.05rem; }

/* ---------- Navigácia ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: 1.1rem var(--gutter);
  transition: background .4s var(--ease), backdrop-filter .4s var(--ease), padding .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(11,10,13,0.72);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border-bottom-color: var(--line-soft);
  padding-block: 0.75rem;
}
.brand {
  font-family: var(--font-display); font-size: 1.7rem; font-weight: 600;
  letter-spacing: 0.06em; color: var(--ink); line-height: 1;
}
.brand span { color: var(--gold); }
.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  font-size: 0.82rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-soft); transition: color .25s var(--ease); position: relative;
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
  background: var(--gold); transition: width .3s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }

/* Prepínač jazykov */
.lang { display: flex; align-items: center; gap: 0.15rem; }
.lang a {
  font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-mute); padding: 0.25rem 0.5rem; border-radius: 6px; transition: color .25s, background .25s;
}
.lang a.active { color: var(--gold); }
.lang a:hover { color: var(--ink); }
.lang .sep { color: var(--line); }

/* Tlačidlá */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  padding: 0.95rem 1.9rem; border-radius: 100px; font-size: 0.82rem;
  letter-spacing: 0.16em; text-transform: uppercase; font-weight: 400;
  border: 1px solid var(--gold); transition: all .3s var(--ease); position: relative; overflow: hidden;
}
.btn-primary { background: linear-gradient(135deg, var(--gold), var(--gold-bright)); color: #16110a; border-color: transparent; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px -10px rgba(201,162,107,0.5); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: rgba(201,162,107,0.10); border-color: var(--gold-bright); transform: translateY(-2px); }

/* Hamburger */
.nav-toggle { display: none; background: none; border: 0; width: 40px; height: 40px; position: relative; z-index: 60; }
.nav-toggle span { position: absolute; left: 8px; right: 8px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease), opacity .3s var(--ease); }
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 20px; }
.nav-toggle span:nth-child(3) { top: 26px; }
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { min-height: 100svh; display: flex; align-items: center; padding-top: 6rem; }
.hero-inner { max-width: 1180px; }
.badge {
  display: inline-flex; align-items: center; gap: 0.6rem; margin-bottom: 1.8rem;
  padding: 0.45rem 1rem; border: 1px solid var(--line); border-radius: 100px;
  font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold-bright);
  background: rgba(201,162,107,0.06); backdrop-filter: blur(4px);
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold-bright); box-shadow: 0 0 0 0 rgba(230,200,144,0.6); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(230,200,144,0.55);} 70% { box-shadow: 0 0 0 10px rgba(230,200,144,0);} 100% { box-shadow: 0 0 0 0 rgba(230,200,144,0);} }
.badge-recruit { border-color: rgba(236,201,143,0.5); background: rgba(201,162,107,0.10); box-shadow: 0 0 18px rgba(236,201,143,0.14); font-weight: 600; }
.hero-recruit {
  font-family: var(--font-sans); font-weight: 700;
  font-size: clamp(1rem, 2.5vw, 1.55rem); letter-spacing: 0.06em; text-transform: uppercase;
  line-height: 1.25; margin: 0 0 1.5rem;
  background: linear-gradient(100deg, var(--gold-bright), var(--rose) 55%, var(--gold-bright));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: recruitGlow 2.6s ease-in-out infinite;
}
@keyframes recruitGlow {
  0%,100% { filter: drop-shadow(0 0 10px rgba(236,201,143,0.25)); }
  50% { filter: drop-shadow(0 0 22px rgba(224,138,156,0.55)); }
}
@media (prefers-reduced-motion: reduce) { .hero-recruit { animation: none; filter: drop-shadow(0 0 12px rgba(236,201,143,0.3)); } }
.hero-title { font-size: clamp(2.8rem, 8vw, 6rem); font-weight: 500; letter-spacing: 0.01em; margin-bottom: 1.4rem; }
.hero-title em { font-style: italic; background: linear-gradient(100deg, var(--rose), var(--gold-bright) 70%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--ink-soft); max-width: 60ch; margin-bottom: 2.6rem; font-weight: 300; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; }
.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
  font-size: 0.68rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-mute);
}
.scroll-hint .line { width: 1px; height: 46px; background: linear-gradient(var(--gold), transparent); animation: drop 2.2s var(--ease) infinite; transform-origin: top; }
@keyframes drop { 0%,100% { transform: scaleY(0.4); opacity:.4;} 50% { transform: scaleY(1); opacity:1;} }

/* ---------- O nás ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.about-copy p { color: var(--ink-soft); margin: 0 0 1.15rem; }
.about-copy p:first-of-type { color: var(--ink); font-size: 1.15rem; }
.about-figure {
  position: relative; aspect-ratio: 4/5; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line); background: linear-gradient(160deg, #1a141f, #0d0b10);
}
.about-figure img { width: 100%; height: 100%; object-fit: cover; display: block; }
.about-figure::after { content:""; position:absolute; inset:0; pointer-events:none; background: radial-gradient(120% 90% at 30% 20%, rgba(201,162,107,0.10), transparent 60%); }
.figure-ph { display: grid; place-items: center; height: 100%; color: var(--ink-mute); text-align: center; padding: 2rem; }

/* ---------- Galéria ---------- */
.gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.gallery-item {
  position: relative; aspect-ratio: 4/5; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line); background: linear-gradient(160deg, #1a141f, #0d0b10);
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; object-position: center top; display: block; transition: transform .6s var(--ease); }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, transparent 55%, rgba(10,6,8,0.55)); }

/* ---------- Karty služieb ---------- */
.grid { display: grid; gap: 1.4rem; }
.grid-services { grid-template-columns: repeat(2, 1fr); margin-top: 3rem; }
.card {
  position: relative; padding: 2.2rem 2rem; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--line-soft);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: transform .4s var(--ease), border-color .4s var(--ease), box-shadow .4s var(--ease);
  overflow: hidden;
}
.card::before { content:""; position:absolute; inset:0; background: linear-gradient(140deg, rgba(201,162,107,0.10), transparent 45%); opacity: 0; transition: opacity .4s var(--ease); }
.card:hover { transform: translateY(-6px); border-color: var(--line); box-shadow: 0 24px 50px -30px rgba(0,0,0,0.9); }
.card:hover::before { opacity: 1; }
.card .ico { width: 46px; height: 46px; margin-bottom: 1.3rem; color: var(--gold); }
.card h3 { font-size: 1.6rem; margin-bottom: 0.6rem; }
.card p { color: var(--ink-soft); font-size: 0.98rem; margin: 0; }

/* ---------- Ako to funguje ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; counter-reset: step; }
.step { position: relative; padding: 2rem 1.6rem; border-top: 1px solid var(--line); }
.step .num { font-family: var(--font-display); font-size: 3rem; color: var(--gold); opacity: 0.55; line-height: 1; margin-bottom: 1rem; }
.step h3 { font-size: 1.4rem; margin-bottom: 0.5rem; }
.step p { color: var(--ink-soft); font-size: 0.96rem; margin: 0; }

/* ---------- Hodnoty ---------- */
.values-grid { grid-template-columns: repeat(4, 1fr); margin-top: 3rem; }
.value { text-align: left; padding: 1.6rem 0; border-top: 1px solid var(--line-soft); }
.value .ico { width: 38px; height: 38px; color: var(--gold); margin-bottom: 1rem; }
.value h3 { font-size: 1.3rem; margin-bottom: 0.4rem; }
.value p { color: var(--ink-mute); font-size: 0.92rem; margin: 0; }

/* ---------- Kontakt ---------- */
.contact { text-align: center; }
.contact-card {
  max-width: 720px; margin: 3rem auto 0; padding: clamp(2.2rem, 5vw, 3.6rem);
  border-radius: var(--radius-lg); border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(24,19,28,0.75), rgba(13,11,16,0.75));
  backdrop-filter: blur(12px);
}
.contact-email {
  display: inline-block; margin: 1.6rem 0; font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.8rem); color: var(--gold-bright); letter-spacing: 0.02em;
  border-bottom: 1px solid var(--line); padding-bottom: 0.2rem; transition: border-color .3s;
}
.contact-email:hover { border-color: var(--gold-bright); }
.contact-note { margin-top: 1.8rem; font-size: 0.82rem; color: var(--ink-mute); max-width: 52ch; margin-inline: auto; }

/* ---------- Portál (test-only) ---------- */
.portal { border-top: 1px solid var(--line-soft); }
.portal-head { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 0.6rem; }
.test-badge {
  font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: #f0c36b;
  border: 1px solid rgba(240,195,107,0.4); background: rgba(240,195,107,0.08);
  padding: 0.3rem 0.7rem; border-radius: 100px;
}
.portal-grid { grid-template-columns: repeat(2, 1fr); margin-top: 2.5rem; }
.portal-card { text-align: center; padding: 2.6rem 2rem; }
.portal-card .ico { margin-inline: auto; }
.portal-card .btn { margin-top: 1.4rem; }

/* ---------- Footer ---------- */
.footer { padding-block: 4rem 2.5rem; border-top: 1px solid var(--line-soft); background: rgba(8,7,10,0.6); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2.5rem; margin-bottom: 3rem; }
.footer .brand { font-size: 2rem; margin-bottom: 0.8rem; display: inline-block; }
.footer-tag { color: var(--ink-mute); max-width: 34ch; font-size: 0.95rem; }
.footer h4 { font-family: var(--font-sans); font-size: 0.74rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin: 0 0 1.1rem; font-weight: 500; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.footer ul a { color: var(--ink-soft); font-size: 0.92rem; transition: color .25s; }
.footer ul a:hover { color: var(--gold-bright); }
.footer-bottom { display: flex; flex-direction: column; gap: 1.6rem; padding-top: 2rem; border-top: 1px solid var(--line-soft); }
.footer-terms h4 { margin-bottom: 0.75rem; }
.footer-terms ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.55rem; max-width: 92ch; }
.footer-terms li { color: var(--ink-mute); font-size: 0.78rem; line-height: 1.6; padding-left: 1.1rem; position: relative; }
.footer-terms li::before { content: "—"; position: absolute; left: 0; color: var(--gold); opacity: 0.7; }
.footer-copy { color: var(--ink-mute); font-size: 0.8rem; }

/* ---------- Reveal on scroll (progressive enhancement) ----------
   Bez JS je obsah plne viditeľný; skrýva sa len keď beží JS (.js). */
.reveal { transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal { opacity: 0; transform: translateY(28px); }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Mobilné menu panel ---------- */
.nav-drawer { display: none; }

/* ---------- Responsívne ---------- */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-figure { order: -1; max-width: 420px; margin-inline: auto; aspect-ratio: 4/5; }
  .about-figure img { object-position: center top; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-services { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .portal-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }

  .nav-toggle { display: block; }
  .nav-links, .nav > .lang { display: none; }
  .nav-drawer {
    display: flex; flex-direction: column; gap: 1.4rem;
    position: fixed; inset: 0; z-index: 55;
    padding: 6rem var(--gutter) 3rem; background: rgba(9,8,11,0.97);
    backdrop-filter: blur(20px);
    transform: translateX(100%); transition: transform .45s var(--ease);
  }
  .nav-open .nav-drawer { transform: none; }
  .nav-drawer a { font-family: var(--font-display); font-size: 1.9rem; color: var(--ink-soft); }
  .nav-drawer a:hover { color: var(--gold-bright); }
  .nav-drawer .lang { margin-top: auto; }
  .nav-drawer .lang a { font-size: 1rem; }
}
@media (max-width: 520px) {
  .values-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 5rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------- Prístupnosť / redukovaný pohyb ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .js .reveal, .reveal { opacity: 1 !important; transform: none !important; }
}