:root {
  --bg: #10131a;
  --bg-alt: #171b23;
  --card: #1c212b;
  --card-border: #2a3140;
  --text: #eef1f6;
  --text-muted: #9aa5b4;
  --accent: #ff7a1a;
  --accent-2: #ffb347;
  --accent-contrast: #1a0e00;
  --radius: 14px;
  --header-h: 76px;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Oswald', 'Inter', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.15;
  margin: 0 0 0.5em;
}

p { margin: 0 0 1em; color: var(--text-muted); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { padding: 0; margin: 0; list-style: none; }

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 10px 16px;
  z-index: 999;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(16, 19, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--card-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Oswald', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.brand-mark { color: var(--accent); display: inline-flex; }
.brand-text b { color: var(--accent); font-weight: 700; }

.main-nav {
  display: flex;
  gap: 32px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.main-nav a:hover, .main-nav a:focus-visible {
  color: var(--text);
  border-color: var(--accent);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 20px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.header-phone svg { color: var(--accent); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.92rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
}
.btn-primary:hover { background: var(--accent-2); }
.btn-ghost {
  background: transparent;
  border-color: var(--card-border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

.lang-switch {
  display: flex;
  gap: 2px;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  padding: 3px;
}
.lang-btn {
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.lang-btn:hover { color: var(--text); }
.lang-btn.is-active {
  background: var(--accent);
  color: var(--accent-contrast);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--card-border);
  border-radius: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 20px;
  margin: 0 auto;
  background: var(--text);
  transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 120px 0 100px;
  overflow: hidden;
  text-align: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(255,122,26,0.18), transparent 70%),
    repeating-linear-gradient(135deg, rgba(255,255,255,0.02) 0 2px, transparent 2px 40px);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 780px; }
.eyebrow {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  color: var(--text);
}
.hero h1 .accent { color: var(--accent); }
.hero-lead {
  font-size: 1.08rem;
  max-width: 620px;
  margin: 20px auto 32px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Stats ---------- */
.stats {
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  background: var(--bg-alt);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 40px 24px;
  text-align: center;
}
.stat-num {
  display: block;
  font-family: 'Oswald', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}
.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 4px;
}

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }
.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head h2 { font-size: clamp(1.7rem, 3.5vw, 2.3rem); color: var(--text); }
.section-lead { font-size: 1.02rem; }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.service-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.service-card--main {
  background: linear-gradient(160deg, rgba(255,122,26,0.14), var(--card));
  border-color: rgba(255,122,26,0.5);
  grid-column: span 1;
}
.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(255,122,26,0.12);
  color: var(--accent);
  margin-bottom: 18px;
}
.service-card h3 {
  font-size: 1.1rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.tag {
  font-family: 'Inter', sans-serif;
  text-transform: none;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 3px 10px;
  border-radius: 999px;
}
.service-card p { margin-bottom: 0; font-size: 0.94rem; }

/* ---------- Machine table ---------- */
.machine-table {
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}
.machine-row {
  display: grid;
  grid-template-columns: 1.2fr 1.4fr 2fr;
  gap: 16px;
  padding: 18px 24px;
  border-bottom: 1px solid var(--card-border);
}
.machine-row:last-child { border-bottom: none; }
.machine-row--head {
  background: rgba(255,122,26,0.08);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  font-weight: 700;
}
.machine-row span[data-label] { color: var(--text-muted); font-size: 0.94rem; }
.machine-row strong { color: var(--text); }

/* ---------- Video ---------- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.video-embed {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--card-border);
  background: var(--card);
}
.video-embed iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  border: 0;
}
.video-caption {
  margin: 0;
  padding: 14px 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
  text-align: center;
}
.video-more {
  text-align: center;
  margin: 40px 0 0;
}

/* ---------- Galerie ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.gallery-item {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--card-border);
  padding: 0;
  margin: 0;
  background: var(--card);
  cursor: zoom-in;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}
.gallery-item:hover img,
.gallery-item:focus-visible img {
  transform: scale(1.06);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(8, 9, 12, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.lightbox[hidden] { display: none; }
.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text);
  font-size: 2.2rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox-close:hover { color: var(--accent); }
.lightbox-nav {
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--card-border);
  color: var(--text);
  font-size: 2rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.lightbox-nav:hover { border-color: var(--accent); color: var(--accent); }
.lightbox-prev { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox-next { position: absolute; right: 20px; top: 50%; transform: translateY(-50%); }

/* ---------- Kvalita ---------- */
.kvalita-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: center;
}
.check-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 14px;
  color: var(--text);
  font-size: 0.98rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(255,122,26,0.15);
  border: 1px solid var(--accent);
}
.check-list li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 10px;
  width: 8px;
  height: 4px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}
.kvalita-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}
.badge-circle {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 2px dashed var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.badge-circle span {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--accent-2);
}
.kvalita-badge p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }

/* ---------- Reference ---------- */
.partners {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.partner {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 999px;
  padding: 14px 32px;
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--text);
}

/* ---------- Kontakt ---------- */
.kontakt-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0;
}
.contact-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.contact-card h3 { font-size: 1rem; color: var(--text); margin-bottom: 0; }
.contact-card .role {
  font-size: 0.78rem;
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.contact-card a { font-size: 0.9rem; color: var(--text-muted); }
.contact-card a:hover { color: var(--accent); }

.company-info {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--card-border);
}
.company-info h4 {
  font-size: 0.78rem;
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}
.company-info p { margin: 0; font-size: 0.92rem; color: var(--text); }

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--card-border);
  min-height: 420px;
  height: 100%;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 40px 0;
  background: var(--bg-alt);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}
.brand--footer { color: var(--text-muted); }
.brand--footer .brand-text b { color: var(--accent-2); }
.footer-meta, .footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-phone { display: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .kvalita-grid, .kontakt-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--card-border);
    padding: 16px 24px 24px;
    gap: 4px;
  }
  .main-nav.open a { padding: 12px 0; border-bottom: 1px solid var(--card-border); }
}

@media (max-width: 480px) {
  .header-cta .btn-primary { display: none; }
  .lang-btn { padding: 6px 9px; font-size: 0.72rem; }
}

@media (max-width: 640px) {
  .services-grid { grid-template-columns: 1fr; }
  .machine-row { grid-template-columns: 1fr; gap: 4px; }
  .machine-row--head { display: none; }
  .machine-row span[data-label]::before {
    content: attr(data-label) ": ";
    color: var(--accent-2);
    font-weight: 600;
  }
  .company-info { grid-template-columns: 1fr; }
  .hero { padding: 90px 0 70px; }
  .section { padding: 70px 0; }
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}