/* GrowAlt — strona publiczna. Jeden plik z /assets/ (CSP style-src 'self'; bez stylów inline). */
:root {
  --page: #f6f6f4; --surface: #fff; --ink: #1c1917; --body: #44403c; --muted: #78716c; --line: #e7e5e4;
  --brand: #2155d9; --brand-strong: #1a46b8; --brand-soft: #eef3ff; --ok: #15803d; --ok-soft: #dcfce7;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--page); color: var(--ink); font: 16px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2 { letter-spacing: -.025em; text-wrap: balance; }
a { color: var(--brand-strong); }
img { display: block; max-width: 100%; height: auto; }
:focus-visible { outline: 3px solid rgb(33 85 217 / 40%); outline-offset: 2px; }
.wrap { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }

.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--ink); font-weight: 600; text-decoration: none; }
.button:hover { border-color: var(--brand); }
.button--primary { border-color: var(--brand); background: var(--brand); color: #fff; }
.button--primary:hover { background: var(--brand-strong); }
.label { margin-bottom: 12px; color: var(--brand-strong); font-size: 14px; font-weight: 600; }

/* nagłówek rodziny: ikona appki + „od GrowCommerce” */
.top { border-bottom: 1px solid var(--line); background: var(--surface); }
.top__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; text-decoration: none; }
.nav { display: flex; align-items: center; gap: 2px; }
.nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; color: var(--body); font-size: 15px; font-weight: 500; text-decoration: none; border-radius: 8px; }
.nav a:hover { color: var(--ink); background: var(--page); }

/* GrowX family header brand (2026-09-28): app icon + "od GrowCommerce" */
.gx-brand-icon{width:36px!important;height:36px!important;flex:none!important;display:block!important;border-radius:10px}
.gx-brand-txt{display:inline-flex!important;flex-direction:column!important;justify-content:center;line-height:1.15}
.gx-brand-txt .gx-by{display:flex!important;flex-direction:row!important;align-items:center;gap:5px;margin:3px 0 0!important;font-size:12px!important;font-weight:600!important;line-height:1!important;color:#78716c!important;letter-spacing:0!important;text-transform:none!important;white-space:nowrap}
.gx-brand-txt .gx-by svg{display:block!important;width:16px!important;height:15px!important;flex:none!important;margin:0!important}
.gx-brand-txt .gx-by b{font-weight:600!important;font-size:12px!important;color:#2b3246!important;letter-spacing:-.005em!important;text-transform:none!important}

.hero { background: var(--surface); border-bottom: 1px solid var(--line); }
.hero__inner { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 48px; align-items: center; padding: 56px 0 64px; }
.hero h1 { max-width: 15ch; font-size: clamp(36px, 4.4vw, 54px); line-height: 1.06; }
.hero__lead { max-width: 46ch; margin-top: 20px; color: var(--body); font-size: 18px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.proof, .check { display: grid; gap: 8px; margin: 24px 0 0; padding: 0; list-style: none; color: var(--body); font-size: 15px; font-weight: 500; }
.proof li, .check li { display: flex; align-items: center; gap: 10px; }
.proof svg, .check svg { width: 20px; height: 20px; flex: none; padding: 3px; border-radius: 50%; background: var(--ok-soft); fill: none; stroke: var(--ok); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }

.shot { display: grid; gap: 10px; min-width: 0; }
.shot__frame { overflow: hidden; border: 1px solid rgb(28 25 23 / 9%); border-radius: 14px; background: var(--surface); box-shadow: 0 1px 3px rgb(28 25 23 / 6%), 0 16px 40px -12px rgb(28 25 23 / 14%); }
.shot--hero .shot__frame { border-radius: 16px; box-shadow: 0 1px 3px rgb(28 25 23 / 6%), 0 28px 64px -18px rgb(28 25 23 / 22%); }
.shot figcaption { display: grid; gap: 2px; color: var(--muted); font-size: 14px; }
.shot figcaption b { color: var(--ink); font-size: 16px; }

.section { padding: 72px 0; }
.section--alt { border-block: 1px solid var(--line); background: var(--surface); }
.heading { max-width: 64ch; margin-bottom: 32px; }
.heading h2 { font-size: clamp(28px, 3.2vw, 40px); line-height: 1.12; }
.heading p { margin-top: 12px; color: var(--body); font-size: 17px; }

.steps { display: grid; gap: 48px; }
.step { display: grid; grid-template-columns: minmax(0, .62fr) minmax(0, 1.38fr); gap: 40px; align-items: center; }
.step:nth-child(even) { grid-template-columns: minmax(0, 1.38fr) minmax(0, .62fr); }
.step:nth-child(even) .step__text { order: 2; }
.step__num { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; margin-bottom: 14px; border-radius: 10px; background: var(--ink); color: #fff; font-size: 14px; font-weight: 600; font-variant-numeric: tabular-nums; }
.step h3 { font-size: 24px; letter-spacing: -.02em; }
.step p { margin-top: 8px; color: var(--body); }

.pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 24px; align-items: start; }
.ucs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.uc { display: grid; align-content: start; gap: 16px; min-width: 0; padding: 12px; border: 1px solid var(--line); border-radius: 18px; background: var(--page); }
.uc .shot__frame { box-shadow: none; }
.uc__text { padding: 0 8px 8px; }
.uc .label { margin-bottom: 6px; }
.uc h3 { font-size: 20px; letter-spacing: -.01em; }
.uc p:not(.label) { margin-top: 6px; color: var(--body); font-size: 15px; }

.plans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)) minmax(0, 1.1fr); gap: 16px; }
.plan { display: grid; align-content: start; gap: 8px; padding: 24px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.plan--main { border: 2px solid var(--brand); }
.plan h3 { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 18px; }
.plan__price { color: var(--muted); }
.plan__price strong { color: var(--ink); font-size: 36px; letter-spacing: -.03em; }
.plan__note { color: var(--muted); font-size: 14px; }
.pill { padding: 3px 10px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); font-size: 12px; font-weight: 600; }
.included { padding: 24px; border-radius: 16px; background: var(--brand-soft); }
.included h3 { font-size: 18px; }
.check { margin-top: 12px; }

.split { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.4fr); gap: 48px; align-items: start; }
.faq { display: grid; gap: 10px; }
.faq details { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.faq summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 54px; padding: 14px 18px; font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: 0 0 9px; height: 9px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg) translateY(-3px); }
.faq details[open] summary::after { transform: rotate(225deg) translateY(-3px); }
.faq details p { padding: 0 18px 16px; color: var(--body); }

.foot { border-top: 1px solid var(--line); background: var(--surface); }
.foot__inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 8px 24px; padding: 12px 0; color: var(--muted); font-size: 14px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 0 16px; }
.foot a { display: inline-flex; align-items: center; min-height: 44px; color: var(--body); text-decoration: none; }
.foot a:hover { text-decoration: underline; }

@media (max-width: 960px) {
  .hero__inner, .split { grid-template-columns: 1fr; gap: 32px; }
  .step, .step:nth-child(even) { grid-template-columns: 1fr; gap: 16px; }
  .step:nth-child(even) .step__text { order: 0; }
  .ucs { grid-template-columns: 1fr; max-width: 640px; }
  .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .included { grid-column: 1 / -1; }
}
@media (max-width: 760px) { .grid, .pair { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .top__inner { min-height: 60px; }
  .nav a:not(:last-child) { display: none; }
  .hero__inner { padding: 32px 0 40px; }
  .hero__actions .button { flex: 1 1 100%; }
  .section { padding: 48px 0; }
  .steps { gap: 36px; }
  .plans { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }