/* kolory i bazowe wartości */
:root {
  --bg: #08090b;
  --bg-2: #0e1013;
  --card: rgba(255, 255, 255, 0.03);
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f4f2;
  --muted: #a1a1aa;
  --dim: #6b6b74;
  --accent: #c7b08a;
  --accent-dim: rgba(199, 176, 138, 0.14);
  --radius: 14px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* reset */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, p, ul, ol, pre { margin: 0; }
ul, ol { padding: 0; list-style: none; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* tło canvas */
#bg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.9;
}

.wrap {
  width: min(1080px, 100% - 2.5rem);
  margin-inline: auto;
}

/* nawigacja */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(8, 9, 11, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  color: var(--text);
  text-decoration: none;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.logo span { color: var(--accent); }

.nav nav { display: flex; gap: 1.5rem; }

.nav nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.25s var(--ease);
}

.nav nav a:hover { color: var(--text); }

/* hero */
.hero {
  padding: 6rem 0 3rem;
  max-width: 720px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 700;
}

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 56ch;
  margin-top: 1.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 550;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
}

.btn.primary {
  background: var(--text);
  color: #0a0a0a;
}

.btn.primary:hover { transform: translateY(-2px); }

/* sociale */
.socials {
  display: flex;
  gap: 0.6rem;
  margin-top: 2.25rem;
}

.socials a {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted);
  background: var(--card);
  transition: transform 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.socials a:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.socials svg { width: 20px; height: 20px; }

/* silniki */
.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.75rem;
}

.stack span {
  font-size: 0.8rem;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  background: rgba(255, 255, 255, 0.02);
}

.stack .dim { color: var(--dim); }

/* sekcje */
.section { padding: 4rem 0; }

.section h2 {
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.section-sub {
  color: var(--muted);
  margin: 0.4rem 0 2rem;
}

/* oferta */
.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(10px);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.16);
}

.card h3 {
  font-size: 1.02rem;
  font-weight: 600;
}

.price {
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0.75rem 0 0.5rem;
}

.price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--dim);
}

.desc { color: var(--muted); font-size: 0.95rem; }

.card ul { margin-top: 1.25rem; }

.card li {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.45rem 0;
  border-top: 1px solid var(--border);
}

/* kroki */
.steps {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}

.steps li {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  padding: 1.5rem;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.steps li:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.15);
}

.step-no {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent);
}

.steps h3 {
  margin: 0.5rem 0 0.35rem;
  font-size: 1rem;
}

.steps p { color: var(--muted); font-size: 0.93rem; }

/* stopka */
footer {
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

.foot-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  justify-content: space-between;
  padding: 1.5rem 0 2rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.foot-dim { color: var(--dim); }

/* desktop */
@media (min-width: 760px) {
  .grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
}

/* ruch zredukowany */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
}