/* =============================================
   HROMOSVODY PUKÁČ — Elektrický industrial design
   Dark + Electric Yellow
   ============================================= */

@font-face {
  font-family: 'Inter Tight';
  src: url('assets/fonts/inter-tight.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg:        #0a0b0d;
  --surface:   #111316;
  --card:      #16181d;
  --border:    rgba(255,255,255,0.07);
  --electric:  #ffd600;
  --electric-2:#ffec6e;
  --text:      #e8eaf0;
  --muted:     #6b7280;
  --muted-2:   #9ca3af;
  --f: 'Inter Tight', system-ui, sans-serif;
  --nav-h: 68px;
  --ease: cubic-bezier(0.22, 0.68, 0, 1.2);
  --cont: 1160px;
}

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--f);
  font-size: 1rem;
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: var(--cont);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ---- FADE IN ---- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* =============================================
   NAVBAR
   ============================================= */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: transparent;
  transition: background 0.3s ease, border-bottom 0.3s ease;
}
#navbar.scrolled {
  background: rgba(10, 11, 13, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--cont);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-bolt {
  width: 26px;
  height: 26px;
  color: var(--electric);
  flex-shrink: 0;
}

.logo-name {
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  color: #fff;
}

.logo-sub {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.2rem;
}

.nav-link {
  font-weight: 700;
  font-size: 0.87rem;
  letter-spacing: 0.05em;
  color: #ffffff;
  padding: 0.4rem 0.9rem;
  border-radius: 4px;
  transition: color 0.2s ease;
  text-shadow:
    0 0 4px rgba(0,0,0,0.9),
    0 0 12px rgba(0,0,0,0.7),
    0 1px 3px rgba(0,0,0,0.9);
}
.nav-link:hover, .nav-link.active { color: var(--electric); }
#navbar.scrolled .nav-link { text-shadow: none; color: var(--text); }
#navbar.scrolled .nav-link:hover { color: var(--electric); }

.nav-cta {
  margin-left: 0.5rem;
  background: var(--electric);
  color: #000 !important;
  font-weight: 800;
  font-size: 0.87rem;
  letter-spacing: 0.04em;
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  transition: background 0.2s ease, transform 0.2s ease;
  text-shadow: none !important;
}
.nav-cta:hover { background: var(--electric-2); transform: translateY(-1px); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.25s ease;
}

/* =============================================
   HERO — full screen
   ============================================= */
#hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

/* Full-screen background image */
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  z-index: 0;
}

/* Multi-layer overlay */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to right, rgba(0,0,0,0.82) 0%, rgba(0,0,0,0.45) 55%, rgba(0,0,0,0.15) 100%),
    linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.1) 50%, transparent 100%);
}

/* Dekorativní blesk SVG — pravá strana */
.hero-bolt-deco {
  position: absolute;
  right: 6%;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(120px, 18vw, 260px);
  height: auto;
  z-index: 2;
  animation: bolt-pulse 2.8s ease-in-out infinite;
}
.hero-bolt-deco path {
  fill: var(--electric);
  opacity: 0.18;
  stroke: var(--electric);
  stroke-width: 2;
  stroke-opacity: 0.6;
}

@keyframes bolt-pulse {
  0%, 100% {
    filter: drop-shadow(0 0 12px rgba(255,214,0,0.3)) drop-shadow(0 0 40px rgba(255,214,0,0.1));
    opacity: 0.85;
  }
  50% {
    filter: drop-shadow(0 0 24px rgba(255,214,0,0.7)) drop-shadow(0 0 80px rgba(255,214,0,0.3));
    opacity: 1;
  }
}

.hero-inner {
  position: relative;
  z-index: 3;
  max-width: var(--cont);
  width: 100%;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 6rem) 2rem 3rem;
  flex: 1;
  display: flex;
  align-items: flex-end;
}

.hero-content {
  max-width: 640px;
}

.hero-tag {
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--electric);
  margin-bottom: 1.5rem;
  text-shadow: 0 0 20px rgba(255,214,0,0.4);
}

.hero-h1 {
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: #ffffff;
  margin-bottom: 0.6rem;
  text-shadow: 0 2px 30px rgba(0,0,0,0.5);
}
.hero-h1 em {
  font-style: normal;
  color: var(--electric);
}

.hero-h1-sub {
  display: block;
  font-size: clamp(1.6rem, 3.2vw, 2.8rem);
  font-weight: 300;
  color: rgba(255,255,255,0.65);
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
}

.hero-perex {
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Stats bar — přes spodek hero */
.hero-stats {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255,214,0,0.15);
  padding: 1.25rem 2rem;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  padding: 0.4rem;
}
.stat strong {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--electric);
  letter-spacing: -0.02em;
}
.stat span {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 2px;
}
.stat-sep {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  flex-shrink: 0;
}

/* =============================================
   SECTIONS
   ============================================= */
.section { padding: 7rem 0; }
.section-dark { background: var(--surface); }

.section-head { margin-bottom: 4rem; }
.eyebrow {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--electric);
  margin-bottom: 1rem;
}
.section-h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #fff;
  line-height: 1.1;
}

/* =============================================
   SERVICES
   ============================================= */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5px;
  background: var(--border);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.svc-card {
  background: var(--card);
  padding: 2.5rem;
  transition: background 0.25s ease;
}
.svc-card:hover { background: #1e2027; }

.svc-icon {
  width: 44px;
  height: 44px;
  color: var(--electric);
  margin-bottom: 1.25rem;
}
.svc-icon svg { width: 100%; height: 100%; }

.svc-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}
.svc-card p {
  color: var(--muted-2);
  font-size: 0.92rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}
.svc-list { display: flex; flex-direction: column; gap: 0.4rem; }
.svc-list li {
  font-size: 0.85rem;
  color: var(--muted);
  padding-left: 1rem;
  position: relative;
}
.svc-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--electric);
  font-size: 0.8rem;
}

/* =============================================
   WHY
   ============================================= */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.why-item { position: relative; }
.why-num {
  display: block;
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(255,214,0,0.12);
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 1rem;
}
.why-item h3 {
  font-size: 1rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.6rem;
}
.why-item p {
  font-size: 0.9rem;
  color: var(--muted-2);
  line-height: 1.65;
}

/* =============================================
   CENÍK
   ============================================= */
.price-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}
.price-card {
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 2.5rem;
}
.price-card--highlight {
  border-color: var(--electric);
  position: relative;
}
.price-card--highlight::before {
  content: 'Nejčastěji objednávané';
  position: absolute;
  top: -1px; left: 2rem;
  transform: translateY(-50%);
  background: var(--electric);
  color: #000;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: 2px;
}
.price-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.75rem;
}
.price-val {
  font-size: 3rem;
  font-weight: 900;
  color: var(--electric);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 1rem;
}
.price-note {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.75rem;
}
.price-info { display: flex; flex-direction: column; gap: 1rem; }
.price-info p { color: var(--muted-2); font-size: 0.95rem; line-height: 1.7; }

/* =============================================
   KONTAKT
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
}
.contact-block {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.contact-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--electric);
  margin-bottom: 0.5rem;
}
.contact-phone {
  font-size: 1.8rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
}
.contact-phone:hover { color: var(--electric); }
.contact-phone-2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--muted-2);
}
.contact-phone-2:hover { color: var(--electric); }
.contact-email {
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 0.25rem;
}
.contact-email:hover { color: var(--electric); }
.contact-addr {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.contact-addr p { font-size: 0.88rem; color: var(--muted); }
.contact-ico { font-size: 0.78rem; color: var(--muted); margin-top: 0.5rem; }
.contact-map iframe {
  border-radius: 4px;
  filter: grayscale(1) brightness(0.5) sepia(0.2);
  width: 100%;
}

/* =============================================
   BUTTONS
   ============================================= */
.btn-primary {
  display: inline-block;
  background: var(--electric);
  color: #000;
  font-weight: 800;
  font-size: 0.93rem;
  letter-spacing: 0.03em;
  padding: 0.85rem 2rem;
  border-radius: 4px;
  transition: background 0.2s ease, transform 0.2s ease;
}
.btn-primary:hover { background: var(--electric-2); transform: translateY(-2px); }

.btn-ghost {
  display: inline-block;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.93rem;
  letter-spacing: 0.03em;
  padding: 0.85rem 2rem;
  border: 1.5px solid var(--border);
  border-radius: 4px;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.btn-ghost:hover { border-color: var(--electric); color: var(--electric); }

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--electric);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.75rem 1.75rem;
  border: 1.5px solid var(--electric);
  border-radius: 4px;
  transition: background 0.2s ease, color 0.2s ease;
  width: fit-content;
}
.btn-outline:hover { background: var(--electric); color: #000; }

/* =============================================
   FOOTER
   ============================================= */
#footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.footer-logo .logo-bolt { width: 18px; height: 18px; color: var(--electric); }
.footer-copy { font-size: 0.82rem; color: var(--muted); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .contact-map { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; padding: 2rem 1.5rem; gap: 2rem; }
  .hero-visual { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .price-row { grid-template-columns: 1fr; gap: 2rem; }
  .why-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .hero-stats { flex-wrap: wrap; gap: 1rem; }
  .stat-sep { display: none; }

  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h); left: 0; right: 0; bottom: 0;
    background: rgba(10,11,13,0.98);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    backdrop-filter: blur(20px);
  }
  .nav-links.open { display: flex; }
  .nav-link { font-size: 1.4rem; text-shadow: none; }
  .nav-cta { margin-left: 0; font-size: 1.1rem; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-h1 { font-size: 2.4rem; }
  .section { padding: 4rem 0; }
}