/* ============================================================
   onas.html — stylesheet
   ============================================================ */
:root {
  --bg: #f7f6f3; --ink: #141210; --muted: #7a7671; --border: #e4e2dc;
  --blue: #1a6fb5; --blue-mid: #2a87d4; --blue-light: #deeef9; --blue-pale: #f0f7fd;
  --orange: #d95b22; --orange-light: #fdf0e8;
  --white: #ffffff;
  --serif: "Instrument Serif", serif; --sans: "Outfit", sans-serif;
  --radius: 16px;
  --shadow: 0 4px 24px rgba(26,111,181,0.08);
  --shadow-lg: 0 12px 48px rgba(26,111,181,0.13);
}
*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { background:var(--bg); color:var(--ink); font-family:var(--sans); font-weight:300; line-height:1.65; overflow-x:hidden; }

@keyframes fadeUp { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
@keyframes float { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-8px); } }
@keyframes pulse { 0%,100% { transform:scale(1); } 50% { transform:scale(1.05); } }

/* NAV */
nav { position:sticky; top:0; z-index:200; display:flex; align-items:center; justify-content:space-between; padding:1rem 5vw; background:rgba(247,246,243,0.92); backdrop-filter:blur(16px); border-bottom:1px solid var(--border); }
.nav-logo { display:flex; align-items:center; gap:0.6rem; text-decoration:none; color:var(--ink); }
.nav-logo-text { font-family:var(--serif); font-size:1.3rem; }
.nav-links { display:flex; align-items:center; gap:1.5rem; list-style:none; }
.nav-links a { color:var(--muted); text-decoration:none; font-size:0.875rem; transition:color 0.2s; }
.nav-links a:hover { color:var(--ink); }
.btn-primary { background:var(--blue); color:white; border:none; padding:0.55rem 1.25rem; border-radius:8px; cursor:pointer; font-family:var(--sans); font-size:0.875rem; font-weight:500; text-decoration:none; transition:background 0.2s, transform 0.15s; display:inline-block; box-shadow:0 2px 12px rgba(26,111,181,0.25); }
.btn-primary:hover { background:var(--blue-mid); transform:translateY(-1px); }
.btn-primary.large { padding:0.85rem 2rem; font-size:1rem; border-radius:10px; }
.btn-ghost { background:none; border:1.5px solid var(--border); color:var(--ink); padding:0.5rem 1.1rem; border-radius:8px; text-decoration:none; font-family:var(--sans); font-size:0.875rem; transition:border-color 0.2s, background 0.2s; }
.btn-ghost:hover { border-color:var(--blue); background:var(--blue-pale); }

/* SHARED */
section { padding:5rem 5vw; }
.section-label { display:inline-block; color:var(--blue); font-size:0.75rem; font-weight:500; letter-spacing:0.12em; text-transform:uppercase; margin-bottom:0.75rem; }
.section-title { font-family:var(--serif); font-size:clamp(1.8rem,3.5vw,2.8rem); line-height:1.2; letter-spacing:-0.02em; margin-bottom:1rem; }
.section-sub { color:var(--muted); font-size:0.95rem; max-width:540px; line-height:1.75; }
.centered { text-align:center; }
.centered .section-title, .centered .section-sub { margin-left:auto; margin-right:auto; }

/* HERO */


.hero-inner { max-width:760px; position:relative; z-index:1; animation:fadeUp 0.7s ease both; }
.hero-badge { display:inline-flex; align-items:center; gap:0.5rem; background:var(--blue-light); color:var(--blue); padding:0.35rem 0.9rem; border-radius:100px; font-size:0.78rem; font-weight:500; margin-bottom:1.5rem; }
.hero-badge-dot { width:6px; height:6px; background:var(--blue); border-radius:50%; animation:pulse 2s infinite; }
.hero-badge-dot { width:6px; height:6px; background:var(--blue); border-radius:50%; animation:pulse 2s infinite; }
.hero h1 { font-family:var(--serif); font-size:clamp(2.6rem,6vw,4.5rem); line-height:1.1; letter-spacing:-0.03em; margin-bottom:1.5rem; }
.hero h1 em { font-style:italic; color:var(--blue); }
.hero-sub { color:var(--muted); font-size:1.1rem; max-width:600px; line-height:1.8; margin-bottom:2.5rem; }
.hero-actions { display:flex; gap:1rem; flex-wrap:wrap; }
.hero-link { display:flex; align-items:center; gap:0.4rem; color:var(--ink); text-decoration:none; font-size:0.9rem; transition:gap 0.2s, color 0.2s; }
.hero-link:hover { gap:0.65rem; color:var(--blue); }

/* MISE */
.mise { background:var(--white); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.mise-inner { display:grid; grid-template-columns:1fr 1fr; gap:5rem; align-items:center; }
.mise-quote {
  font-family:var(--serif); font-size:clamp(1.4rem,3vw,2rem);
  line-height:1.4; color:var(--ink);
  padding-left:2rem; border-left:3px solid var(--blue);
  font-style:italic;
}
.mise-text p { color:var(--muted); font-size:0.95rem; line-height:1.8; margin-bottom:1.25rem; }
.mise-text p:last-child { margin-bottom:0; }
.mise-text strong { color:var(--ink); font-weight:500; }

/* PŘÍBĚH — TIMELINE */
.pribeh { background:var(--bg); }
.timeline { max-width:720px; margin:3rem auto 0; position:relative; }
.timeline::before { content:""; position:absolute; left:20px; top:0; bottom:0; width:2px; background:linear-gradient(to bottom, var(--blue-light), var(--border)); }
.timeline-item { display:flex; gap:2rem; margin-bottom:3rem; position:relative; }
.timeline-item:last-child { margin-bottom:0; }
.timeline-dot {
  flex-shrink:0; width:42px; height:42px; border-radius:50%;
  background:var(--white); border:2px solid var(--blue-light);
  display:flex; align-items:center; justify-content:center;
  font-size:1.1rem; z-index:1; position:relative;
  transition:border-color 0.3s, background 0.3s;
}
.timeline-item:hover .timeline-dot { border-color:var(--blue); background:var(--blue-pale); }
.timeline-year { font-size:0.72rem; font-weight:600; color:var(--blue); letter-spacing:0.08em; text-transform:uppercase; margin-bottom:0.35rem; }
.timeline-title { font-family:var(--serif); font-size:1.15rem; margin-bottom:0.4rem; }
.timeline-text { font-size:0.875rem; color:var(--muted); line-height:1.7; }

/* ÚSPĚCHY */
.uspech { background:var(--blue); padding:5rem 5vw; position:relative; overflow:hidden; }
.uspech::before { content:""; position:absolute; top:-30%; right:-10%; width:60vw; height:120%; background:radial-gradient(ellipse, rgba(255,255,255,0.07) 0%, transparent 65%); pointer-events:none; }
.uspech-header { text-align:center; margin-bottom:4rem; position:relative; z-index:1; }
.uspech-header .section-label { color:rgba(255,255,255,0.6); }
.uspech-header .section-title { color:white; max-width:100%; margin:0.5rem auto 0; }
.uspech-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; position:relative; z-index:1; }
.uspech-card {
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.15);
  border-radius:20px; padding:2rem;
  transition:background 0.25s, transform 0.25s;
}
.uspech-card:hover { background:rgba(255,255,255,0.14); transform:translateY(-4px); }
.uspech-icon { font-size:2rem; margin-bottom:1rem; }
.uspech-place { font-family:var(--serif); font-size:2rem; color:white; line-height:1; margin-bottom:0.35rem; }
.uspech-name { font-size:0.875rem; color:rgba(255,255,255,0.85); font-weight:500; margin-bottom:0.4rem; }
.uspech-year { font-size:0.75rem; color:rgba(255,255,255,0.5); letter-spacing:0.06em; text-transform:uppercase; }
.uspech-desc { font-size:0.82rem; color:rgba(255,255,255,0.65); line-height:1.65; margin-top:0.75rem; }

/* CO DĚLÁME */
.co-delame { background:var(--white); border-top:1px solid var(--border); }
.co-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; margin-top:3rem; }
.co-card { padding:2rem; border-radius:var(--radius); border:1px solid var(--border); background:var(--bg); transition:transform 0.25s, box-shadow 0.25s, border-color 0.25s; }
.co-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-lg); border-color:var(--blue-light); }
.co-card.blue { background:var(--blue); border-color:var(--blue); color:white; }
.co-icon { font-size:1.75rem; margin-bottom:1rem; }
.co-card h3 { font-family:var(--serif); font-size:1.15rem; margin-bottom:0.5rem; }
.co-card p { font-size:0.85rem; line-height:1.7; }
.co-card:not(.blue) p { color:var(--muted); }
.co-card.blue p { color:rgba(255,255,255,0.8); }

/* VIZE */
.vize { background:var(--bg); border-top:1px solid var(--border); }
.vize-inner { display:grid; grid-template-columns:1fr 1fr; gap:5rem; align-items:start; }
.vize-pillars { display:flex; flex-direction:column; gap:1.5rem; margin-top:2rem; }
.vize-pillar {
  display:flex; gap:1.25rem;
  padding:1.5rem; border-radius:var(--radius);
  background:var(--white); border:1px solid var(--border);
  transition:border-color 0.2s, box-shadow 0.2s;
}
.vize-pillar:hover { border-color:var(--blue-light); box-shadow:var(--shadow); }
.vize-pillar-icon { font-size:1.5rem; flex-shrink:0; margin-top:0.15rem; }
.vize-pillar h4 { font-weight:500; font-size:0.95rem; margin-bottom:0.35rem; }
.vize-pillar p { font-size:0.85rem; color:var(--muted); line-height:1.65; }
.vize-statement {
  position:sticky; top:6rem;
  background:var(--ink); border-radius:24px;
  padding:2.5rem; color:white;
}
.vize-statement h3 { font-family:var(--serif); font-size:1.6rem; line-height:1.3; margin-bottom:1.5rem; }
.vize-statement h3 em { font-style:italic; color:#7ec8f5; }
.vize-statement p { color:rgba(255,255,255,0.65); font-size:0.875rem; line-height:1.75; margin-bottom:1.25rem; }
.vize-tags { display:flex; flex-wrap:wrap; gap:0.5rem; margin-top:1.5rem; }
.vize-tag { background:rgba(255,255,255,0.08); color:rgba(255,255,255,0.75); font-size:0.75rem; padding:0.3rem 0.75rem; border-radius:100px; border:1px solid rgba(255,255,255,0.12); }

/* TÝM */
.tym { background:var(--white); border-top:1px solid var(--border); }
.tym-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:2rem; margin-top:3rem; }
.tym-card {
  text-align:center; padding:2rem 1.5rem;
  border-radius:var(--radius); border:1px solid var(--border);
  background:var(--bg); transition:transform 0.25s, box-shadow 0.25s;
}
.tym-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-lg); }
.tym-avatar { width:100px; height:100px; border-radius:50%; margin:0 auto 1rem; display:flex; align-items:center; justify-content:center; font-size:2.2rem; overflow:hidden; }
.tym-name { font-family:var(--serif); font-size:1.2rem; margin-bottom:0.25rem; }
.tym-role { font-size:0.8rem; color:var(--blue); font-weight:500; letter-spacing:0.04em; text-transform:uppercase; margin-bottom:0.75rem; }
.tym-bio { font-size:0.82rem; color:var(--muted); line-height:1.65; }
.tym-links { display:flex; justify-content:center; gap:0.5rem; margin-top:1rem; }
.tym-link { width:30px; height:30px; border-radius:50%; background:var(--border); display:flex; align-items:center; justify-content:center; font-size:0.75rem; text-decoration:none; transition:background 0.2s; color:var(--muted); }
.tym-link:hover { background:var(--blue); color:white; }
.tym-card.featured { background:var(--blue-pale); border-color:var(--blue-light); }

/* VIDEO */
.video-sekce { background:var(--ink); padding:5rem 5vw; text-align:center; }
.video-sekce h2 { font-family:var(--serif); font-size:clamp(1.8rem,3.5vw,2.8rem); color:white; margin-bottom:0.75rem; }
.video-sekce p { color:rgba(255,255,255,0.65); font-size:0.95rem; max-width:500px; margin:0 auto 2.5rem; line-height:1.7; }
.video-grid { display:grid; grid-template-columns:1fr 1fr; gap:1.5rem; max-width:800px; margin:0 auto; }
.video-card {
  background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.12);
  border-radius:16px; padding:1.75rem;
  text-align:left; text-decoration:none; color:white;
  transition:background 0.2s, transform 0.2s;
}
.video-card:hover { background:rgba(255,255,255,0.1); transform:translateY(-3px); }
.video-card-icon { font-size:2rem; margin-bottom:0.75rem; }
.video-card h4 { font-family:var(--serif); font-size:1.1rem; margin-bottom:0.4rem; }
.video-card p { font-size:0.8rem; color:rgba(255,255,255,0.55); line-height:1.6; margin-bottom:1rem; }
.video-card-link { font-size:0.8rem; color:#7ec8f5; display:flex; align-items:center; gap:0.3rem; }

/* CTA */
.cta-band { background:var(--blue); padding:5rem 5vw; text-align:center; position:relative; overflow:hidden; }
.cta-band::before { content:""; position:absolute; top:-50%; left:50%; transform:translateX(-50%); width:80vw; height:200%; background:radial-gradient(ellipse,rgba(255,255,255,0.07) 0%,transparent 60%); pointer-events:none; }
.cta-band h2 { font-family:var(--serif); font-size:clamp(1.8rem,3.5vw,3rem); color:white; margin-bottom:0.75rem; position:relative; }
.cta-band p { color:rgba(255,255,255,0.75); max-width:480px; margin:0 auto 2rem; font-size:0.95rem; line-height:1.7; position:relative; }
.cta-actions { display:flex; align-items:center; justify-content:center; gap:1rem; flex-wrap:wrap; position:relative; }
.btn-white { background:white; color:var(--blue); border:none; padding:0.85rem 2rem; border-radius:10px; cursor:pointer; font-family:var(--sans); font-size:1rem; font-weight:500; text-decoration:none; transition:transform 0.15s, box-shadow 0.2s; box-shadow:0 4px 20px rgba(0,0,0,0.12); display:inline-block; }
.btn-white:hover { transform:translateY(-2px); box-shadow:0 8px 30px rgba(0,0,0,0.18); }
.btn-white-outline { background:transparent; color:white; border:1.5px solid rgba(255,255,255,0.45); padding:0.85rem 2rem; border-radius:10px; text-decoration:none; font-family:var(--sans); font-size:0.95rem; transition:border-color 0.2s, background 0.2s; display:inline-block; }
.btn-white-outline:hover { border-color:white; background:rgba(255,255,255,0.08); }

/* FOOTER */
footer { background:var(--ink); color:rgba(255,255,255,0.55); padding:4rem 5vw 2rem; }
.footer-inner { display:grid; grid-template-columns:2fr 1fr 1fr; gap:3rem; margin-bottom:2.5rem; padding-bottom:2rem; border-bottom:1px solid rgba(255,255,255,0.08); }
.footer-tagline { font-size:0.85rem; line-height:1.65; max-width:240px; margin-top:0.75rem; }
.footer-social { display:flex; gap:0.75rem; margin-top:1.25rem; }
.footer-social a { width:34px; height:34px; background:rgba(255,255,255,0.06); border:1px solid rgba(255,255,255,0.1); border-radius:8px; display:flex; align-items:center; justify-content:center; font-size:0.85rem; color:rgba(255,255,255,0.6); text-decoration:none; transition:background 0.2s; }
.footer-social a:hover { background:var(--blue); color:white; }
.footer-col h5 { color:white; font-size:0.82rem; font-weight:500; letter-spacing:0.08em; text-transform:uppercase; margin-bottom:1rem; }
.footer-col ul { list-style:none; display:flex; flex-direction:column; gap:0.6rem; }
.footer-col a { color:rgba(255,255,255,0.55); text-decoration:none; font-size:0.875rem; transition:color 0.2s; }
.footer-col a:hover { color:white; }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; font-size:0.8rem; color:rgba(255,255,255,0.3); }
.footer-bottom a { color:rgba(255,255,255,0.4); text-decoration:none; }
.footer-bottom a:hover { color:rgba(255,255,255,0.7); }

/* RESPONSIVE */
@media (max-width:900px) {
  section[style*="grid-template-columns:1fr 1fr"] { grid-template-columns:1fr !important; }
  .mise-inner, .vize-inner { grid-template-columns:1fr; }
  .vize-statement { position:static; }
  .uspech-grid { grid-template-columns:1fr; }
  .co-grid { grid-template-columns:1fr 1fr; }
  .tym-grid { grid-template-columns:1fr 1fr; }
  .video-grid { grid-template-columns:1fr; }
  .footer-inner { grid-template-columns:1fr 1fr; }
  nav .nav-links { display:none; }
}
@media (max-width:600px) {
  .co-grid { grid-template-columns:1fr; }
  .tym-grid { grid-template-columns:1fr; }
  .cta-actions { flex-direction:column; }
  .footer-inner { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; align-items:flex-start; }
}


/* ============================================================
   MOBILNÍ NAVIGACE (hamburger) — viz mobile-nav.js
   ============================================================ */
.nav-toggle {
  display: none;
  background: none;
  border: 1.5px solid var(--border);
  border-radius: 9px;
  width: 42px; height: 42px;
  padding: 0; cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; flex-shrink: 0;
  transition: border-color 0.2s, background 0.2s;
}
.nav-toggle:hover { border-color: var(--blue); }
.nav-toggle span {
  display: block; width: 18px; height: 2px;
  background: var(--ink); border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed; top: 68px; left: 0; right: 0;
  z-index: 199;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 14px 36px rgba(20,18,16,0.10);
  padding: 0.5rem 5vw 1.5rem;
  max-height: calc(100vh - 68px);
  overflow-y: auto;
}
@keyframes mobileMenuIn { from { transform: translateY(-8px); } to { transform: translateY(0); } }
.mobile-menu.open { display: block; animation: mobileMenuIn 0.2s ease; }
/* Respekt k systémovému omezení animací */
@media (prefers-reduced-motion: reduce) { .mobile-menu.open { animation: none; } }
.mobile-menu ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column;
  align-items: stretch; gap: 0;   /* přebíjí .nav-links (center + 2rem) u klonu */
}
.mobile-menu li + li { border-top: 1px solid var(--border); }
.mobile-menu li { width: 100%; }
.mobile-menu ul a {
  display: block; width: 100%; padding: 0.95rem 0.25rem;
  color: var(--ink); text-decoration: none; text-align: left;
  font-family: var(--sans); font-size: 1rem; font-weight: 400;
}
.mobile-menu a:hover { color: var(--blue); }
.mobile-menu-cta {
  display: flex; flex-direction: column; gap: 0.6rem;
  margin-top: 1.1rem; padding-top: 1.1rem; border-top: 1px solid var(--border);
}
.mobile-menu-cta a {
  text-align: center; padding: 0.85rem 1rem;
  border-radius: 9px; font-size: 0.95rem; font-weight: 500;
}

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
}
@media (min-width: 901px) {
  .mobile-menu { display: none !important; }
}
/* Na úzkých displejích schová sekundární tlačítko — zůstává v menu */
@media (max-width: 600px) {
  nav .btn-ghost { display: none !important; }
  nav .nav-cta { gap: 0.5rem; }
  nav .btn-primary { padding: 0.5rem 0.9rem; font-size: 0.8rem; }
}