:root {
    --bg: #ece7db;
    --surface: #fffdf7;
    --surface-2: #e1dccc;
    --ink: #171c15;
    --ink-soft: #3b4438;
    --muted: #6b7568;
    --line: #cfc8b3;
    --accent: #167a52;
    --accent-ink: #f5fbf6;
    --accent-2: #b6650a;
    --shadow: 0 1px 0 rgba(23,28,21,0.05);
    --radius-s: 6px;
    --radius-m: 12px;
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #10140e;
      --surface: #171d15;
      --surface-2: #1e251b;
      --ink: #eef3e8;
      --ink-soft: #c4cebd;
      --muted: #8b9a85;
      --line: #2c3527;
      --accent: #3ddc97;
      --accent-ink: #0a140f;
      --accent-2: #f2a33e;
      --shadow: 0 1px 0 rgba(0,0,0,0.4);
    }
  }

  :root[data-theme="dark"] {
    --bg: #10140e;
    --surface: #171d15;
    --surface-2: #1e251b;
    --ink: #eef3e8;
    --ink-soft: #c4cebd;
    --muted: #8b9a85;
    --line: #2c3527;
    --accent: #3ddc97;
    --accent-ink: #0a140f;
    --accent-2: #f2a33e;
    --shadow: 0 1px 0 rgba(0,0,0,0.4);
  }

  * { box-sizing: border-box; }

  html { scroll-behavior: smooth; scroll-padding-top: 80px; }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: "IBM Plex Sans", system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.55;
    padding-inline: 20px;
    -webkit-font-smoothing: antialiased;
  }

  @media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  }

  a { color: inherit; }

  .wrap { max-width: 1040px; margin-inline: auto; }

  :is(a, button):focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: var(--radius-s);
  }

  h1, h2, h3 {
    font-family: "Bricolage Grotesque", "IBM Plex Sans", sans-serif;
    font-weight: 700;
    text-wrap: balance;
    letter-spacing: -0.01em;
    margin: 0;
  }

  .mono { font-family: "IBM Plex Mono", ui-monospace, monospace; }

  .eyebrow {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.75rem;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--muted);
  }

  /* ---------- nav ---------- */
  .navbar {
    position: sticky;
    top: env(safe-area-inset-top, 0px);
    z-index: 20;
    margin-inline: -20px;
    padding-inline: 20px;
    background: color-mix(in srgb, var(--bg) 90%, transparent);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--line);
  }
  nav.wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 18px;
    gap: 16px;
    flex-wrap: wrap;
  }

  .brand {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-family: "Bricolage Grotesque", sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    text-decoration: none;
  }
  .brand .dot { color: var(--accent); }

  .nav-links {
    display: flex;
    gap: 22px;
    font-size: 0.9rem;
    color: var(--ink-soft);
    flex-wrap: wrap;
  }
  .nav-links a { text-decoration: none; }
  .nav-links a:hover { color: var(--accent); }

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 10px 18px;
    border-radius: var(--radius-s);
    text-decoration: none;
    border: 1px solid var(--line);
    white-space: nowrap;
    cursor: pointer;
  }
  .btn-primary {
    background: var(--accent);
    color: var(--accent-ink);
    border-color: var(--accent);
  }
  .btn-primary:hover { filter: brightness(1.06); }
  .btn-ghost { background: transparent; color: var(--ink); }
  .btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

  /* ---------- hero ---------- */
  header.hero { padding-block: 40px 52px; }
  .hero-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 48px;
    align-items: center;
  }
  @media (max-width: 760px) { .hero-grid { grid-template-columns: 1fr; } }

  .hero h1 {
    font-size: clamp(2.1rem, 4.4vw, 3.2rem);
    line-height: 1.06;
  }
  .hero h1 em { font-style: normal; color: var(--accent); }
  .hero p.lede {
    margin-top: 18px;
    max-width: 48ch;
    color: var(--ink-soft);
    font-size: 1.05rem;
  }
  .hero-cta { margin-top: 28px; display: flex; gap: 12px; flex-wrap: wrap; }
  .hero-meta {
    margin-top: 22px;
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.78rem;
    color: var(--muted);
  }
  .hero-meta span { white-space: nowrap; }

  /* ---------- pipeline diagram ---------- */
  .diagram {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    padding: 22px;
    box-shadow: var(--shadow);
  }
  .diagram-label {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.72rem;
    color: var(--muted);
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
  }
  .diagram svg { width: 100%; height: auto; display: block; }
  .node-rect { fill: var(--surface-2); stroke: var(--line); }
  .node-label { font-family: "IBM Plex Mono", monospace; font-size: 11px; fill: var(--ink); }
  .node-sub { font-family: "IBM Plex Mono", monospace; font-size: 9px; fill: var(--muted); }
  .flow-line { stroke: var(--line); stroke-width: 1.5; fill: none; }
  .flow-dash {
    stroke: var(--accent);
    stroke-width: 1.5;
    fill: none;
    stroke-dasharray: 4 6;
    animation: dashmove 1.4s linear infinite;
  }
  @keyframes dashmove { to { stroke-dashoffset: -20; } }
  .node-dot { fill: var(--accent); }

  /* ---------- sections ---------- */
  section { padding-block: 52px; border-top: 1px solid var(--line); }
  section .kicker { margin-bottom: 12px; }
  section h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); max-width: 30ch; }
  section p.intro { margin-top: 14px; max-width: 56ch; color: var(--ink-soft); }

  /* ---------- two paths ---------- */
  .paths {
    margin-top: 32px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  @media (max-width: 720px) { .paths { grid-template-columns: 1fr; } }
  .path {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    padding: 26px;
    box-shadow: var(--shadow);
  }
  .path h3 { font-size: 1.25rem; }
  .path p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }
  .path ul { margin: 0; padding-left: 18px; color: var(--ink-soft); font-size: 0.92rem; display: grid; gap: 6px; }
  .path .path-price {
    font-family: "IBM Plex Mono", monospace;
    font-size: 1.35rem;
    color: var(--accent-2);
    font-variant-numeric: tabular-nums;
  }
  .path .path-price small { display: block; font-size: 0.7rem; color: var(--muted); }
  .path .btn { align-self: flex-start; margin-top: auto; }

  /* how it works */
  .steps {
    margin-top: 32px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  @media (max-width: 720px) { .steps { grid-template-columns: 1fr; } }
  .steps.four { grid-template-columns: repeat(4, 1fr); }
  @media (max-width: 860px) { .steps.four { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 520px) { .steps.four { grid-template-columns: 1fr; } }
  .step {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 16px;
    border-top: 2px solid var(--accent);
  }
  .step .num {
    font-family: "IBM Plex Mono", monospace;
    color: var(--muted);
    font-size: 0.8rem;
  }
  .step h3 { font-size: 1.05rem; }
  .step p { margin: 0; color: var(--ink-soft); font-size: 0.94rem; }

  /* product card */
  .product {
    margin-top: 32px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    overflow: hidden;
    box-shadow: var(--shadow);
  }
  .product-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    padding: 26px 26px 0;
    flex-wrap: wrap;
  }
  .product-title { font-size: 1.4rem; font-family: "Bricolage Grotesque", sans-serif; font-weight: 700; }
  .badge {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 4px 9px;
    border-radius: 999px;
    border: 1px solid var(--accent-2);
    color: var(--accent-2);
    white-space: nowrap;
  }
  .product-body { padding: 16px 26px 26px; }
  .product-body p { color: var(--ink-soft); max-width: 60ch; }
  .stack-tags { margin-top: 16px; display: flex; gap: 8px; flex-wrap: wrap; }
  .tag {
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.74rem;
    padding: 5px 10px;
    border-radius: var(--radius-s);
    background: var(--surface-2);
    color: var(--ink-soft);
    border: 1px solid var(--line);
  }
  .product-footer {
    margin-top: 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    padding-top: 18px;
    border-top: 1px dashed var(--line);
  }
  .price { font-family: "IBM Plex Mono", monospace; font-size: 1.1rem; }
  .price span { color: var(--muted); font-size: 0.75rem; display: block; }

  /* mini grid */
  .mini-grid {
    margin-top: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
  }
  .mini-card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    padding: 18px;
  }
  .mini-card .eyebrow { margin-bottom: 8px; }
  .mini-card h3 { font-size: 1rem; }
  .mini-card p { margin: 8px 0 0; color: var(--ink-soft); font-size: 0.88rem; }

  /* services */
  .services {
    margin-top: 32px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
  @media (max-width: 820px) { .services { grid-template-columns: 1fr 1fr; } }
  @media (max-width: 560px) { .services { grid-template-columns: 1fr; } }
  .service {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    padding: 22px;
    box-shadow: var(--shadow);
  }
  .service .eyebrow { margin-bottom: 10px; }
  .service h3 { font-size: 1.08rem; }
  .service p { margin: 10px 0 0; color: var(--ink-soft); font-size: 0.92rem; }

  /* calculator */
  .calc {
    margin-top: 32px;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    overflow: hidden;
    box-shadow: var(--shadow);
  }
  @media (max-width: 760px) { .calc { grid-template-columns: 1fr; } }
  .calc-options { padding: 26px; display: flex; flex-direction: column; gap: 10px; }
  .calc-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 15px 17px;
    border: 1px solid var(--line);
    border-radius: var(--radius-s);
    background: transparent;
    cursor: pointer;
    text-align: left;
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 0.95rem;
    color: var(--ink);
  }
  .calc-option:hover { border-color: var(--accent); }
  .calc-option[aria-pressed="true"] {
    border-color: var(--accent);
    background: color-mix(in srgb, var(--accent) 10%, transparent);
  }
  .calc-option .opt-name { font-weight: 600; }
  .calc-option .opt-hours { font-family: "IBM Plex Mono", monospace; font-size: 0.76rem; color: var(--muted); white-space: nowrap; }
  .calc-result {
    background: var(--surface-2);
    padding: 26px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 13px;
  }
  .calc-price {
    font-family: "IBM Plex Mono", monospace;
    font-weight: 600;
    font-size: 2.2rem;
    font-variant-numeric: tabular-nums;
    color: var(--accent-2);
    line-height: 1.1;
  }
  .calc-hours { margin: -5px 0 0; font-family: "IBM Plex Mono", monospace; font-size: 0.78rem; color: var(--muted); }
  .calc-note { font-size: 0.86rem; color: var(--ink-soft); max-width: 34ch; }
  .calc-cta { align-self: flex-start; }
  .calc-rate { font-family: "IBM Plex Mono", monospace; font-size: 0.76rem; color: var(--muted); margin-top: auto; padding-top: 13px; border-top: 1px dashed var(--line); }

  /* proof */
  .proof-grid {
    margin-top: 32px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  @media (max-width: 820px) { .proof-grid { grid-template-columns: 1fr; } }
  .proof-card { padding-top: 16px; border-top: 2px solid var(--accent); }
  .proof-card .eyebrow { margin-bottom: 8px; }
  .proof-card h3 { font-size: 1rem; }
  .proof-card p { margin: 8px 0 0; color: var(--ink-soft); font-size: 0.92rem; }

  /* contact */
  .contact {
    margin-top: 32px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 24px;
    align-items: center;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: var(--radius-m);
    padding: 26px;
  }
  @media (max-width: 640px) { .contact { grid-template-columns: 1fr; } }
  .contact h3 { font-size: 1.15rem; }
  .contact p { margin: 8px 0 0; color: var(--ink-soft); max-width: 52ch; }

  footer {
    padding-block: 32px 48px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--muted);
  }
  footer a { text-decoration: none; color: var(--ink-soft); }
  footer a:hover { color: var(--accent); }
  .footer-links { display: flex; gap: 20px; flex-wrap: wrap; }

/* ---------- language switcher ---------- */
.lang {
  display: flex;
  gap: 2px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-s);
  overflow: hidden;
}
.lang a {
  padding: 6px 10px;
  text-decoration: none;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.lang a:hover { color: var(--accent); }
.lang a[aria-current="true"] { background: var(--accent); color: var(--accent-ink); }
.nav-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

/* ---------- notice ---------- */
.notice {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 3px solid var(--accent-2);
  background: var(--surface-2);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

/* ---------- package contents ---------- */
.pkg {
  margin-top: 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  padding: 26px;
}
.pkg h3 { font-size: 1.05rem; margin-bottom: 18px; }
.pkg-list {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 28px;
}
@media (max-width: 700px) { .pkg-list { grid-template-columns: 1fr; } }
.pkg-item { display: grid; gap: 3px; }
.pkg-item dt {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  color: var(--accent);
}
.pkg-item dd { margin: 0; font-size: 0.88rem; color: var(--ink-soft); }
.pkg-note {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- upsell strip ---------- */
.upsell {
  margin-top: 20px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 22px 26px;
  border: 1px dashed var(--accent);
  border-radius: var(--radius-m);
}
@media (max-width: 640px) { .upsell { grid-template-columns: 1fr; } }
.upsell h3 { font-size: 1.05rem; }
.upsell p { margin: 6px 0 0; color: var(--ink-soft); font-size: 0.92rem; max-width: 56ch; }

/* ---------- faq ---------- */
.faq { margin-top: 28px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer;
  padding: 16px 0;
  font-family: "Bricolage Grotesque", "IBM Plex Sans", sans-serif;
  font-weight: 700;
  font-size: 1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: "IBM Plex Mono", monospace;
  font-weight: 400;
  font-size: 1.2rem;
  color: var(--accent);
  flex: none;
}
.faq-item[open] summary::after { content: "\2013"; }
.faq-item summary:hover { color: var(--accent); }
.faq-item p {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-size: 0.94rem;
  max-width: 68ch;
}

/* ---------- zakladki szablonow ---------- */
.tabs {
  margin-top: 28px;
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  background: transparent;
  cursor: pointer;
  font-family: "Bricolage Grotesque", "IBM Plex Sans", sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--muted);
}
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}
.tab-count {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  font-weight: 500;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  color: var(--muted);
}
.tab[aria-selected="true"] .tab-count {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}
.tab-hint {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 60ch;
}
.tab-panel .product { margin-top: 20px; }

/* lista skladnikow pakietu */
.pak-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  border-top: 1px solid var(--line);
}
.pak-list li {
  display: grid;
  grid-template-columns: auto minmax(140px, max-content) 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}
@media (max-width: 620px) {
  .pak-list li { grid-template-columns: auto 1fr; }
  .pak-list .pak-desc { grid-column: 2; }
}
.pak-num {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  color: var(--accent);
  font-weight: 600;
}
.pak-name { font-weight: 600; font-size: 0.95rem; }
.pak-desc { color: var(--ink-soft); font-size: 0.89rem; }