:root {
 color-scheme: dark;
 --bg: #090c14;
 --surface: #111622;
 --surface2: #161c2b;
 --stroke: #293143;
 --fg: #f5f7ff;
 --muted: #9ca7bb;
 --accent: #9e9bff;
 --accent2: #5fd9d3;
}
* {
 box-sizing: border-box;
}
html {
 scroll-behavior: smooth;
}
body {
 margin: 0;
 background: var(--bg);
 color: var(--fg);
 font:
  16px/1.75 system-ui,
  -apple-system,
  Segoe UI,
  sans-serif;
}
a {
 color: inherit;
 text-decoration: none;
}
a:focus-visible {
 outline: 2px solid var(--accent2);
 outline-offset: 5px;
}
.wrap {
 width: min(900px, calc(100% - 36px));
 margin: auto;
}
.top {
 border-bottom: 1px solid var(--stroke);
 background: #111622b8;
}
.top .wrap {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 18px;
 padding: 17px 0;
}
.brand {
 font-weight: 800;
 font-size: 20px;
 letter-spacing: -0.6px;
}
.brand b {
 color: var(--accent);
}
.back {
 color: var(--accent2);
 font-size: 13px;
 font-weight: 700;
}
.hero {
 padding: 75px 0 46px;
 border-bottom: 1px solid var(--stroke);
 background: radial-gradient(circle at 80% 0, #9e9bff16, transparent 50%);
}
.eyebrow {
 text-transform: uppercase;
 letter-spacing: 2px;
 font-size: 11px;
 font-weight: 800;
 color: var(--accent2);
}
h1 {
 font-size: clamp(38px, 6vw, 65px);
 letter-spacing: -2px;
 line-height: 1.06;
 margin: 18px 0;
}
h2 {
 font-size: 23px;
 letter-spacing: -0.5px;
 margin: 0 0 10px;
}
.lead {
 color: var(--muted);
 font-size: 18px;
 max-width: 690px;
}
.content {
 padding: 42px 0 70px;
}
.article {
 background: linear-gradient(155deg, #191f2e, #111622);
 border: 1px solid var(--stroke);
 padding: 26px 28px;
 border-radius: 15px;
 margin: 0 0 17px;
}
.article p {
 margin: 0;
 color: #b9c4d7;
}
.article-number {
 color: var(--accent2);
 font-size: 11px;
 font-weight: 800;
 letter-spacing: 2px;
 margin-bottom: 10px;
}
.note {
 padding: 22px 26px;
 border-radius: 13px;
 border: 1px solid #6866a055;
 background: #25254180;
 color: #d8d7ff;
 margin-top: 26px;
}
.cta {
 display: inline-flex;
 margin-top: 30px;
 padding: 12px 18px;
 background: var(--accent);
 border-radius: 9px;
 font-weight: 800;
 color: #101323;
}
.footer {
 padding: 25px 0;
 border-top: 1px solid var(--stroke);
 font-size: 12px;
 color: var(--muted);
}
@media (max-width: 600px) {
 .hero {
  padding: 55px 0 34px;
 }
 .article {
  padding: 21px;
 }
 .lead {
  font-size: 16px;
 }
}

/* Wspólny nagłówek Cybernik.pl — taki sam jak na stronie głównej */
@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap");
body {
 font-family: "DM Sans", Arial, sans-serif;
}
.header {
 position: sticky;
 top: 0;
 z-index: 9;
 background: #090c14ed;
 border-bottom: 1px solid var(--stroke);
 backdrop-filter: blur(18px);
}
.header .wrap {
 width: min(1180px, calc(100% - 44px));
 margin: auto;
}
.header-row {
 min-height: 78px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 22px;
}
.header .brand {
 display: flex;
 align-items: center;
 gap: 11px;
 font:
  700 25px "Space Grotesk",
  sans-serif;
 letter-spacing: -1px;
}
.header .brand-mark {
 width: 48px;
 height: 48px;
 display: flex;
 align-items: center;
 justify-content: center;
 overflow: hidden;
 flex: none;
 border: 1px solid #62649c;
 border-radius: 12px;
 background: #252741;
}
.header .brand-mark img {
 display: block;
 width: 100%;
 height: 100%;
 object-fit: contain;
}
.header .brand b {
 color: var(--accent);
}
.header .nav {
 display: flex;
 align-items: center;
 gap: 27px;
 font-size: 13px;
 font-weight: 700;
 color: #b7c1d2;
}
.header .nav a:hover {
 color: white;
}
.header .nav .nav-cta {
 border: 1px solid #555782;
 color: #d5d2ff;
 padding: 11px 16px;
 border-radius: 10px;
 background: #22253c;
}
.header .menu-toggle {
 display: none;
 background: transparent;
 color: white;
 border: 1px solid var(--stroke);
 padding: 10px 13px;
 border-radius: 9px;
 cursor: pointer;
 font: inherit;
}
.header a:focus-visible,
.header button:focus-visible,
.back-button:focus-visible {
 outline: 3px solid var(--accent2);
 outline-offset: 4px;
}
.hero .back-button {
 display: inline-flex;
 align-items: center;
 gap: 10px;
 padding: 10px 14px;
 margin-bottom: 26px;
 border: 1px solid #555782;
 border-radius: 9px;
 background: #22253c;
 color: #d5d2ff;
 font:
  700 13px "DM Sans",
  sans-serif;
 transition:
  background 0.2s,
  transform 0.2s;
}
.hero .back-button:hover {
 background: #32375a;
 transform: translateX(-2px);
}
html {
 scroll-padding-top: 90px;
}
@media (max-width: 650px) {
 .header .wrap {
  width: calc(100% - 30px);
 }
 .header-row {
  min-height: 70px;
 }
 .header .brand {
  font-size: 22px;
 }
 .header .menu-toggle {
  display: block;
 }
 .header .nav {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: 70px;
  padding: 20px 17px;
  background: #111622;
  border-bottom: 1px solid #30384a;
  flex-direction: column;
  align-items: stretch;
  gap: 17px;
 }
 .header .nav.open {
  display: flex;
 }
}
@media (prefers-reduced-motion: reduce) {
 .hero .back-button {
  transition: none;
 }
}