:root {
  color-scheme: dark;
  --bg: #090806;
  --panel: #12100d;
  --panel-2: #1a1712;
  --text: #f7f2e7;
  --muted: #c9bda8;
  --subtle: #8f8371;
  --gold: #d8b36a;
  --gold-2: #f0d38d;
  --cyan: #00a6ff;
  --pink: #d840b8;
  --line: rgba(240, 211, 141, 0.2);
  --shadow: rgba(0, 0, 0, 0.48);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.55;
  background:
    radial-gradient(circle at 15% 10%, rgba(216, 179, 106, 0.11), transparent 28rem),
    radial-gradient(circle at 80% 24%, rgba(0, 166, 255, 0.13), transparent 32rem),
    linear-gradient(180deg, #080705 0%, #0d0b09 48%, #090806 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 22px;
  align-items: center;
  width: min(calc(100% - 32px), var(--max));
  margin: 16px auto 0;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: rgba(9, 8, 6, 0.72);
  box-shadow: 0 18px 46px var(--shadow);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 720;
  text-transform: uppercase;
  letter-spacing: 0;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 6px;
  object-fit: cover;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.94rem;
}

.nav a,
.footer a {
  transition: color 180ms ease;
}

.nav a:hover,
.footer a:hover {
  color: var(--gold-2);
}

.header-cta,
.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 0 18px;
  font-weight: 720;
  white-space: nowrap;
}

.header-cta {
  color: #120d05;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  padding: 140px 24px 72px;
}

.hero-media {
  position: absolute;
  inset: 0;
  transform: scale(1.04);
}

.hero-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(9, 8, 6, 0.94) 0%, rgba(9, 8, 6, 0.7) 38%, rgba(9, 8, 6, 0.16) 100%),
    linear-gradient(0deg, rgba(9, 8, 6, 0.94) 0%, rgba(9, 8, 6, 0.34) 50%, rgba(9, 8, 6, 0.78) 100%);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-glow {
  position: absolute;
  right: 8%;
  bottom: 18%;
  width: min(48vw, 660px);
  height: 38vh;
  background: linear-gradient(90deg, rgba(0, 166, 255, 0.3), rgba(216, 64, 184, 0.18));
  filter: blur(52px);
  opacity: 0.65;
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold-2);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(3.1rem, 8vw, 7.8rem);
  line-height: 0.94;
  letter-spacing: 0;
}

h1 span {
  display: block;
}

h2 {
  max-width: 830px;
  margin-bottom: 18px;
  font-size: clamp(2.1rem, 5vw, 4.4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.2rem;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 690px;
  color: var(--muted);
  font-size: 1.13rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button.primary {
  color: #130e06;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  box-shadow: 0 16px 34px rgba(216, 179, 106, 0.18);
}

.button.ghost {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.06);
}

.section {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 112px 0;
}

.section-heading {
  max-width: 850px;
}

.intro {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items: end;
}

.intro-copy,
.specs-copy p,
.module-copy p,
.feature-card p,
.use-copy p,
.contact-panel p,
.faq-list p {
  color: var(--muted);
}

.intro-copy {
  margin-bottom: 0;
  font-size: 1.18rem;
}

.specs-section {
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: 46px;
  align-items: start;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.spec-card,
.feature-card,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.075), rgba(255, 255, 255, 0.02)),
    var(--panel);
  box-shadow: 0 22px 52px rgba(0, 0, 0, 0.22);
}

.spec-card {
  min-height: 170px;
  padding: 24px;
}

.spec-card strong {
  display: block;
  margin-bottom: 18px;
  color: var(--gold-2);
  font-size: clamp(2.1rem, 4vw, 3.5rem);
  line-height: 1;
}

.spec-card span {
  color: var(--muted);
}

.modules {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 56px;
  align-items: center;
}

.module-visual {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 7px;
  min-height: 440px;
  padding: 28px;
  border: 1px solid rgba(0, 166, 255, 0.25);
  border-radius: 8px;
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 166, 255, 0.22), transparent 38%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.015)),
    #0b0d10;
  perspective: 1200px;
  transform: rotateY(-8deg);
  transform-origin: center;
}

.module-visual span {
  min-height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  opacity: 0;
  transform: scale(0.82);
  background:
    linear-gradient(145deg, rgba(0, 166, 255, 0.52), rgba(216, 64, 184, 0.18)),
    #111820;
  box-shadow: inset 0 0 16px rgba(255, 255, 255, 0.08);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
}

.service-feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card {
  min-height: 270px;
  padding: 24px;
}

.feature-card h3 {
  color: var(--gold-2);
}

.use-cases {
  display: grid;
  grid-template-columns: 0.96fr 1.04fr;
  gap: 54px;
  align-items: center;
}

.use-media,
.gallery-grid figure {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: var(--panel);
}

.use-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.tag-list span {
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.055);
}

.large-tags {
  margin-top: 34px;
}

.led-teaser .button {
  width: fit-content;
  margin-top: 12px;
}

.event-scope {
  padding-top: 72px;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.service-list span {
  min-height: 112px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  color: var(--muted);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.018)),
    var(--panel);
}

.service-note {
  max-width: 900px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.process {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 54px;
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.process-list li {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  align-items: center;
  min-height: 84px;
  border-top: 1px solid var(--line);
  counter-increment: step;
}

.process-list span {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--gold-2);
}

.process-list span::before {
  content: counter(step, decimal-leading-zero);
  font-size: 0.82rem;
  font-weight: 800;
}

.process-list p {
  margin: 0;
  color: var(--muted);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.gallery-grid figure {
  margin: 0;
}

.gallery-grid img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-frame {
  overflow: hidden;
  margin-top: 36px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: #050505;
  box-shadow: 0 30px 72px rgba(0, 0, 0, 0.36);
}

.video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 900px;
  margin-top: 34px;
}

.faq-list details {
  padding: 22px 24px;
}

.faq-list summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 760;
}

.faq-list p {
  margin: 14px 0 0;
}

.contact {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 112px 0 84px;
}

.contact-panel {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: 44px;
  align-items: start;
  border: 1px solid rgba(216, 179, 106, 0.3);
  border-radius: 8px;
  padding: clamp(24px, 5vw, 56px);
  background:
    radial-gradient(circle at 18% 12%, rgba(216, 179, 106, 0.18), transparent 32%),
    radial-gradient(circle at 88% 88%, rgba(0, 166, 255, 0.18), transparent 36%),
    var(--panel-2);
}

.contact-panel h2 {
  font-size: clamp(2rem, 4.7vw, 4rem);
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 7px;
  padding: 13px 14px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  outline: none;
}

input[type="hidden"] {
  display: none;
}

input:focus,
textarea:focus {
  border-color: var(--gold-2);
  box-shadow: 0 0 0 3px rgba(216, 179, 106, 0.14);
}

textarea {
  resize: vertical;
}

form .button {
  width: fit-content;
  margin-top: 8px;
  cursor: pointer;
}

.contact-fallback {
  grid-column: 2;
  margin: -28px 0 0;
}

.contact-fallback a {
  color: var(--gold-2);
  font-weight: 760;
}

.contact-fallback span {
  color: var(--subtle);
  padding: 0 8px;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--subtle);
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav {
    display: none;
  }

  .intro,
  .specs-section,
  .modules,
  .use-cases,
  .process,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .contact-fallback {
    grid-column: auto;
    margin: 0;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .service-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .module-visual {
    min-height: 340px;
    transform: none;
  }
}

#parametry,
#zastosowania,
#galeria,
#kontakt {
  scroll-margin-top: 96px;
}

@media (max-width: 640px) {
  .site-header {
    width: min(calc(100% - 20px), var(--max));
    margin-top: 10px;
    padding: 8px;
  }

  .brand span {
    display: none;
  }

  .header-cta {
    min-height: 40px;
    padding: 0 12px;
    font-size: 0.88rem;
  }

  .hero {
    min-height: 92svh;
    padding: 112px 20px 58px;
  }

  .hero-media::after {
    background:
      linear-gradient(90deg, rgba(9, 8, 6, 0.92), rgba(9, 8, 6, 0.44)),
      linear-gradient(0deg, rgba(9, 8, 6, 0.94) 0%, rgba(9, 8, 6, 0.34) 52%, rgba(9, 8, 6, 0.75) 100%);
  }

  h1 {
    font-size: clamp(2.7rem, 15vw, 4.7rem);
  }

  .hero-copy {
    font-size: 1rem;
  }

  .section,
  .contact {
    width: min(calc(100% - 28px), var(--max));
    padding: 78px 0;
  }

  .spec-grid,
  .feature-grid,
  .service-feature-grid,
  .service-list,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .module-visual {
    grid-template-columns: repeat(8, 1fr);
    min-height: 300px;
    padding: 18px;
    gap: 5px;
  }

  .module-visual span {
    min-height: 30px;
  }

  .process-list li {
    grid-template-columns: 46px 1fr;
  }

  .footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-hero-word],
  [data-reveal],
  [data-image-reveal],
  [data-led-tile] {
    opacity: 1 !important;
    transform: none !important;
  }
}