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

:root {
  --yellow: #F2FF5F;
  --bg: #0A0A0B;
  --bg2: #141417;
  --fg: #E5E5E5;
  --border: rgba(255,255,255,0.06);
  --font-heading: 'Inter Tight', sans-serif;
  --font-mono: 'Roboto Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-mono);
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--yellow); color: var(--bg); }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); }

/* ── NAVBAR ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background 0.5s, border-color 0.5s;
}
nav.scrolled {
  background: rgba(10,10,11,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto;
  padding: 0 3rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.nav-logo {
  font-family: var(--font-heading);
  font-weight: 800; font-size: 1.1rem;
  letter-spacing: -0.02em; color: var(--fg);
  text-decoration: none;
}
.nav-logo span { color: var(--yellow); }
.nav-links { display: flex; gap: 2.5rem; }
.nav-links a {
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: rgba(229,229,229,0.55); text-decoration: none;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--yellow); }

.nav-toggle {
  display: none; background: none; border: none;
  color: var(--fg); cursor: pointer; padding: 0.5rem;
}
.mobile-menu {
  display: none; flex-direction: column;
  background: rgba(10,10,11,0.98);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem 2rem;
}
.mobile-menu a {
  display: block; padding: 1rem 0;
  font-family: var(--font-mono); font-size: 0.8rem;
  text-transform: uppercase; letter-spacing: 0.18em;
  color: rgba(229,229,229,0.65); text-decoration: none;
  border-bottom: 1px solid var(--border);
  transition: color 0.3s;
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--yellow); }
.mobile-menu.open { display: flex; }

@media (max-width: 768px) {
  .nav-inner { padding: 0 1.5rem; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
}

/* ── HERO ── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
}
.hero-bg img {
  width: 100%; height: 100%; object-fit: cover; opacity: 0.3;
}
.hero-bg::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(10,10,11,0.7) 0%, rgba(10,10,11,0.5) 50%, #0A0A0B 100%);
}
.hero-grid {
  position: absolute; inset: 0; pointer-events: none;
}
.hero-grid span {
  position: absolute; top: 0; width: 1px; height: 100%;
  background: rgba(255,255,255,0.03);
}
.hero-content {
  position: relative; z-index: 10;
  max-width: 1280px; width: 100%; margin: 0 auto;
  padding: 0 3rem;
}
.hero-eyebrow {
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 2rem;
}
.hero h1 {
  font-weight: 800; font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 0.95; letter-spacing: -0.03em;
  color: var(--fg); margin-bottom: 2rem;
}
.hero h1 span { color: var(--yellow); }
.hero-sub {
  font-size: 0.85rem; color: rgba(229,229,229,0.55);
  max-width: 640px; line-height: 1.8; margin-bottom: 3rem;
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 0.75rem;
  border: 1px solid rgba(242,255,95,0.4); color: var(--yellow);
  padding: 0.875rem 2rem;
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.18em;
  text-decoration: none; transition: all 0.5s;
}
.btn-outline:hover { background: var(--yellow); color: var(--bg); }
.scroll-indicator {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  color: rgba(229,229,229,0.3);
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

@media (max-width: 768px) {
  .hero-content { padding: 0 1.5rem; }
}

/* ── SECTION SHARED ── */
.section-eyebrow {
  font-family: var(--font-mono); font-size: 0.65rem;
  letter-spacing: 0.3em; text-transform: uppercase;
  color: rgba(242,255,95,0.55); margin-bottom: 1rem;
}

/* ── SERVICES ── */
#sluzby {
  position: relative; padding: 8rem 0;
  background: var(--bg);
}
.services-bg {
  position: absolute; inset: 0; pointer-events: none;
}
.services-bg img {
  width: 100%; height: 100%; object-fit: cover; opacity: 0.04;
}
.services-bg::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(10,10,11,0.8);
}
.section-inner {
  position: relative; z-index: 10;
  max-width: 1280px; margin: 0 auto; padding: 0 3rem;
}
.section-header { margin-bottom: 4rem; }
.section-header h2 {
  font-weight: 800; font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em; color: var(--fg);
  max-width: 500px;
}
.section-header h2 span { color: var(--yellow); }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: rgba(255,255,255,0.05);
}
.service-card {
  background: var(--bg); padding: 2.5rem;
}
.service-num {
  font-family: var(--font-heading); font-weight: 800;
  font-size: 5rem; color: rgba(255,255,255,0.04);
  display: block; margin-bottom: 1.5rem;
  transition: color 0.7s;
  line-height: 1;
}
.service-card:hover .service-num { color: rgba(242,255,95,0.1); }
.service-icon { color: var(--yellow); margin-bottom: 1.25rem; }
.service-card h3 {
  font-weight: 700; font-size: 1.2rem;
  color: var(--fg); margin-bottom: 1rem; letter-spacing: -0.02em;
}
.service-card p {
  font-size: 0.8rem; color: rgba(229,229,229,0.45);
  line-height: 1.8; margin-bottom: 1.5rem;
}
.service-card ul { list-style: none; }
.service-card li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  margin-bottom: 0.6rem;
}
.service-card li::before {
  content: ''; width: 4px; height: 4px; border-radius: 50%;
  background: var(--yellow); margin-top: 0.4rem; flex-shrink: 0;
}
.service-card li span {
  font-size: 0.7rem; color: rgba(229,229,229,0.35);
}
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
  .section-inner { padding: 0 1.5rem; }
}

/* ── NETWORK / MAP ── */
#sit {
  padding: 8rem 0; background: var(--bg2);
}
.map-container {
  width: 100%; aspect-ratio: 2/1;
  background: #050507; border: 1px solid var(--border);
  overflow: hidden; position: relative; margin-bottom: 4rem;
}
.map-container svg { width: 100%; height: 100%; }
.map-vignette {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 60%, #141417 100%);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1px; background: rgba(255,255,255,0.05);
}
.stat-card {
  background: var(--bg2); padding: 3rem; text-align: center;
}
.stat-value {
  font-family: var(--font-heading); font-weight: 800;
  font-size: 2.8rem; color: var(--yellow);
  display: block; margin-bottom: 0.5rem;
}
.stat-label {
  font-size: 0.65rem; color: rgba(229,229,229,0.35);
  text-transform: uppercase; letter-spacing: 0.15em;
}
@media (max-width: 768px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ── CONTACT ── */
#kontakt {
  position: relative; padding: 8rem 0; overflow: hidden;
}
.contact-bg {
  position: absolute; inset: 0; pointer-events: none;
}
.contact-bg img { width:100%;height:100%;object-fit:cover;opacity:0.05; }
.contact-bg::after {
  content:'';position:absolute;inset:0;background:rgba(10,10,11,0.9);
}
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6rem;
}
.contact-info h3 {
  font-weight: 700; font-size: 1.1rem; color: var(--fg); margin-bottom: 2rem;
}
.info-row {
  display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem;
}
.info-icon {
  color: var(--yellow); margin-top: 2px; flex-shrink: 0;
}
.info-label {
  font-size: 0.8rem; color: rgba(229,229,229,0.65); margin-bottom: 0.25rem;
}
.info-value {
  font-size: 0.7rem; color: rgba(229,229,229,0.35); line-height: 1.6;
}
.info-value a {
  color: rgba(242,255,95,0.65); text-decoration: underline;
  transition: color 0.3s;
}
.info-value a:hover { color: var(--yellow); }
.company-ids {
  border-top: 1px solid var(--border); margin-top: 2.5rem; padding-top: 2.5rem;
}
.id-row {
  display: flex; justify-content: space-between; gap: 1rem;
  margin-bottom: 0.75rem;
}
.id-key {
  font-size: 0.65rem; color: rgba(229,229,229,0.22);
  text-transform: uppercase; letter-spacing: 0.15em; flex-shrink: 0;
}
.id-val {
  font-size: 0.65rem; color: rgba(229,229,229,0.45); text-align: right;
}
/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.field-label {
  display: block; font-size: 0.65rem; color: rgba(229,229,229,0.28);
  text-transform: uppercase; letter-spacing: 0.15em; margin-bottom: 0.5rem;
}
.field-input {
  width: 100%; background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  padding: 0.875rem 1rem;
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--fg); outline: none;
  transition: border-color 0.3s;
}
.field-input::placeholder { color: rgba(229,229,229,0.22); }
.field-input:focus { border-color: var(--yellow); }
textarea.field-input { resize: none; }
.btn-submit {
  width: 100%; border: 1px solid rgba(242,255,95,0.4);
  background: none; color: var(--yellow);
  padding: 1rem 2rem;
  font-family: var(--font-mono); font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.18em;
  cursor: pointer; transition: all 0.5s;
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
}
.btn-submit:hover { background: var(--yellow); color: var(--bg); }
.form-success {
  display: none; flex-direction: column; align-items: center;
  justify-content: center; text-align: center; padding: 4rem 0;
}
.form-success.show { display: flex; }
.contact-form.hide { display: none; }
.success-icon {
  width: 3rem; height: 3rem; border-radius: 50%;
  border: 1px solid rgba(242,255,95,0.3);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.5rem;
}
.success-icon svg { color: var(--yellow); }
.form-success h4 {
  font-weight: 700; font-size: 1.1rem; color: var(--fg); margin-bottom: 0.75rem;
}
.form-success p { font-size: 0.8rem; color: rgba(229,229,229,0.35); }
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.footer-inner {
  max-width: 1280px; margin: 0 auto;
  padding: 2.5rem 3rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--font-heading); font-weight: 800;
  font-size: 0.85rem; letter-spacing: -0.02em;
  color: rgba(229,229,229,0.55);
}
.footer-logo span { color: rgba(242,255,95,0.55); }
.footer-copy {
  font-size: 0.65rem; color: rgba(229,229,229,0.22);
}
@media (max-width: 768px) {
  .footer-inner { flex-direction: column; padding: 2rem 1.5rem; text-align: center; }
}

/* SVG icons inline */
svg { display: inline-block; }

/* ── MAP ANIMATION ── */
@keyframes pulse { 0% { transform: scale(1); opacity: 0.4; } 100% { transform: scale(2.5); opacity: 0; } }