:root {
  --bg: #0b0d10;
  --muted: #101318;
  --card: #11151b;
  --text: #e6e9ee;
  --accent: #38bdf8;
  --accent-2: #66f;
  --line: #1c222b;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #0b0d10 0%, #0c0f13 100%);
  line-height: 1.6;
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(16px, 2.5vw, 28px);
}
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
  width: auto;
  height: auto;
  background: #000;
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
}

/* HERO — prosto i czytelnie */
.hero {
  padding: 64px 0 24px;
  border-bottom: 1px solid var(--line);
  background: radial-gradient(800px 300px at 20% -10%, rgba(56, 189, 248, 0.2), transparent 60%),
    radial-gradient(800px 300px at 80% -10%, rgba(102, 102, 255, 0.16), transparent 60%);
}
.hero h1 {
  color: #fff; /* biały tytuł */
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  margin: 0 0 10px;
}
.lead {
  font-size: clamp(16px, 2vw, 20px);
  opacity: 0.95;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 12px;
}
.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid var(--line);
  transition: transform 0.06s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #001018;
  border: 0;
}
.btn.outline {
  border-color: #2a3340;
  background: #0d1117;
}
.btn.ghost {
  background: transparent;
}

.keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}
.keywords li {
  padding: 6px 10px;
  border: 1px dashed #263040;
  border-radius: 999px;
  background: rgba(16, 19, 24, 0.6);
  font-size: 13px;
}

.section {
  padding: 42px 0;
  border-bottom: 1px solid var(--line);
}
.section.alt {
  background: rgba(12, 15, 19, 0.6);
}
.section h2 {
  font-size: clamp(22px, 3vw, 30px);
  margin: 0 0 14px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid #18202a;
  border-radius: 16px;
  padding: 16px;
}
.card h3 {
  margin: 0 0 6px;
}

.disclaimer {
  opacity: 0.9;
  margin-top: 12px;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 8px 0 18px;
}
.contact-card {
  background: var(--card);
  border: 1px solid #18202a;
  border-radius: 16px;
  padding: 16px;
}
.tel {
  font-weight: 700;
}