/* OpenMCP — strona www
   Układ: chłodna paleta (biel + błękit + granat), ale miękka forma: łagodne gradienty,
   delikatne cienie, zaokrąglenia 10px, ikony w błękitnych polach, siatka w tle pasów.
   Akcent czerwony tylko dla słowa „API” w nazwie modułu OpenMCP API.
   Strona produktu Symfonia dokłada akcenty zielone (jak na symfonia.pl). */

:root {
  --bg: #ffffff;
  --bg-2: #f3f6fb;          /* chłodna szarość z nutą błękitu */
  --navy: #0b1f3a;          /* granat — nagłówki, stopka, pasy */
  --navy-2: #122c52;
  --navy-3: #1a3a6b;
  --blue: #1d5fd0;          /* błękit — akcent główny */
  --blue-2: #3b7ae6;
  --blue-3: #5e9cff;
  --blue-soft: #dce8fb;
  --blue-soft-2: #eaf1fd;
  --ink: #16213a;           /* tekst na białym */
  --ink-2: #4a5876;         /* tekst drugorzędny */
  --line: #d6e0ef;
  --red: #d61f2c;           /* wyłącznie „API” */
  --green: #00b505;         /* strona Symfonia — akcent symfonia.pl */
  --green-2: #009a00;
  --green-soft: #ebffec;

  --radius: 10px;
  --radius-s: 6px;
  --shadow: 0 1px 2px rgba(11, 31, 58, 0.05), 0 8px 24px rgba(11, 31, 58, 0.08);
  --shadow-lg: 0 2px 6px rgba(11, 31, 58, 0.08), 0 24px 56px rgba(11, 31, 58, 0.16);
  --shadow-dark: 0 2px 6px rgba(0, 0, 0, 0.25), 0 20px 48px rgba(0, 0, 0, 0.35);

  --font-display: "IBM Plex Sans", "Segoe UI", Arial, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", Consolas, "Courier New", monospace;

  --gutter-l: max(16px, env(safe-area-inset-left, 0px));
  --gutter-r: max(16px, env(safe-area-inset-right, 0px));
  --wrap: 1120px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 4px; }

h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0; text-wrap: balance; letter-spacing: -0.015em; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); font-weight: 600; }
h2 { font-size: clamp(1.6rem, 2.9vw, 2.25rem); font-weight: 600; color: var(--navy); }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0; }
.lead { font-size: 1.15rem; color: var(--ink-2); max-width: 62ch; }
.muted { color: var(--ink-2); }
.mono { font-family: var(--font-mono); }
.eyebrow {
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 0.9rem;
  display: inline-flex; align-items: center; gap: 0.6rem;
}
.eyebrow::before { content: ""; width: 1.5rem; height: 2px; background: currentColor; border-radius: 2px; opacity: 0.7; }
.eyebrow.on-dark { color: #8fb4f5; }

/* Pasy pełnej szerokości + wewnętrzny wrapper z gutterem */
.band { width: 100%; position: relative; }
.band > .wrap {
  max-width: var(--wrap); margin: 0 auto;
  padding-left: var(--gutter-l); padding-right: var(--gutter-r);
  padding-block: clamp(3.25rem, 7vw, 6rem);
  position: relative;
}
.band.navy {
  background: radial-gradient(1200px 500px at 85% -10%, rgba(94, 156, 255, 0.28), transparent 60%),
              linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 60%, var(--navy-3) 100%);
  color: #e6edf8;
}
.band.navy h2, .band.navy h3 { color: #ffffff; }
.band.navy .muted { color: #a9b8d3; }
.band.soft {
  background-color: var(--bg-2);
  background-image: linear-gradient(rgba(29, 95, 208, 0.06) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(29, 95, 208, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
}
.band.green-soft { background: var(--green-soft); }

/* Nagłówek */
.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88); backdrop-filter: blur(10px);
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10;
}
.topbar > .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; padding-block: 0.85rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--navy); font-weight: 600; font-size: 1.15rem; letter-spacing: 0.01em; }
.brand:hover { text-decoration: none; }
.brand .mark { width: 30px; height: 30px; flex: none; border-radius: 7px; box-shadow: 0 2px 6px rgba(11, 31, 58, 0.25); }
.nav { display: flex; gap: 0.25rem; flex-wrap: wrap; font-size: 0.95rem; }
.nav a { color: var(--ink); padding: 0.4rem 0.75rem; border-radius: 999px; }
.nav a:hover { background: var(--blue-soft-2); text-decoration: none; }
.nav a.active { color: var(--blue); font-weight: 500; background: var(--blue-soft); }

/* Rozwijane menu „Produkty” — <details>, działa bez skryptu; skrypt tylko domyka po kliknięciu obok */
.nav-dd { position: relative; }
.nav-dd summary {
  list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 0.35rem;
  color: var(--ink); padding: 0.4rem 0.75rem; border-radius: 999px; user-select: none;
}
.nav-dd summary::-webkit-details-marker { display: none; }
.nav-dd summary svg { width: 12px; height: 12px; transition: transform 0.15s; }
.nav-dd[open] summary svg { transform: rotate(180deg); }
.nav-dd summary:hover, .nav-dd[open] summary { background: var(--blue-soft-2); }
.nav-dd summary.active { color: var(--blue); font-weight: 500; background: var(--blue-soft); }
.nav-menu {
  position: absolute; top: calc(100% + 0.5rem); left: 0; z-index: 20; min-width: 19rem;
  display: grid; gap: 0.15rem; padding: 0.6rem; border-radius: 12px;
  background: #ffffff; border: 1px solid var(--line); box-shadow: var(--shadow-lg);
}
.nav-menu-head { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); padding: 0.35rem 0.75rem 0.45rem; }
.nav-menu a { display: grid; gap: 0.1rem; padding: 0.55rem 0.75rem; border-radius: 8px; color: var(--ink); }
.nav-menu a:hover { background: var(--blue-soft-2); text-decoration: none; }
.nav-menu a.active { background: var(--blue-soft); }
.nav-menu a strong { font-weight: 600; color: var(--navy); }
.nav-menu a.active strong { color: var(--blue); }
.nav-menu a small { font-size: 0.8rem; color: var(--ink-2); }
@media (max-width: 560px) {
  .nav-menu { position: static; min-width: 0; box-shadow: none; border: 0; padding: 0.25rem 0 0; background: transparent; }
}

/* Logotyp OpenMCP w tekście: OpenMCP + moduł */
.product-name { font-family: var(--font-display); font-weight: 600; letter-spacing: 0.01em; white-space: nowrap; }
.product-name .api { color: var(--red); }
.product-name .srv { color: var(--blue); }

/* Hero */
.hero > .wrap { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 3.5rem; align-items: center; padding-block: clamp(3.5rem, 8vw, 7rem); }
.hero h1 { color: var(--navy); }
.hero .actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 2rem; }
.hero-art { min-width: 0; }
.hero-art > svg, .hero-art > .chat, .hero-art > .excerpt { border-radius: var(--radius); box-shadow: var(--shadow-lg); }

/* Hero granatowy (strona główna) */
.hero.navy {
  background: radial-gradient(900px 420px at 15% 110%, rgba(94, 156, 255, 0.35), transparent 60%),
              radial-gradient(800px 380px at 95% -20%, rgba(59, 122, 230, 0.45), transparent 60%),
              linear-gradient(135deg, #081a33 0%, var(--navy) 45%, var(--navy-3) 100%);
  color: #e6edf8;
  overflow: hidden;
}
.hero.navy::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 85%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 85%);
}
.hero.navy h1 { color: #ffffff; }
.hero.navy .lead { color: #b7c6e0; }
.hero.navy .hero-art > svg { box-shadow: var(--shadow-dark); }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.75rem 1.25rem; border: 1px solid var(--blue); border-radius: 999px;
  font-weight: 500; font-size: 0.95rem; color: var(--blue); background: transparent;
}
.btn.primary { background: linear-gradient(180deg, var(--blue-2), var(--blue)); color: #fff; box-shadow: 0 6px 18px rgba(29, 95, 208, 0.35); border-color: transparent; }
.btn:hover { text-decoration: none; background: var(--blue-2); border-color: var(--blue-2); color: #fff; transform: translateY(-1px); }
.btn.on-dark { border-color: rgba(255,255,255,0.45); color: #ffffff; }
.btn.on-dark:hover { background: #ffffff; color: var(--navy); border-color: #ffffff; }
.btn.green { border-color: var(--green-2); color: var(--green-2); }
.btn.green.primary { background: linear-gradient(180deg, var(--green), var(--green-2)); color: #fff; box-shadow: 0 6px 18px rgba(0, 154, 0, 0.3); }
.btn.green:hover { background: var(--green); border-color: var(--green); color: #052b05; }

/* Siatki */
.grid { display: grid; gap: 1.25rem; }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid > * { min-width: 0; }

.section-head { max-width: 70ch; margin-bottom: 2.5rem; display: grid; gap: 0.75rem; }

/* Kafle */
.tile {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg);
  padding: 1.5rem; display: grid; gap: 0.65rem; align-content: start;
  box-shadow: var(--shadow);
}
.tile h3 { color: var(--navy); }
.tile p { color: var(--ink-2); font-size: 0.95rem; }
.tile .icon {
  width: 44px; height: 44px; padding: 9px; color: var(--blue);
  background: linear-gradient(145deg, var(--blue-soft), var(--blue-soft-2));
  border-radius: var(--radius-s); margin-bottom: 0.25rem;
}
.band.navy .tile { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.14); box-shadow: none; backdrop-filter: blur(4px); }
.band.navy .tile h3 { color: #fff; }
.band.navy .tile p { color: #b7c6e0; }
.band.navy .tile .icon { color: #cfe0ff; background: rgba(255,255,255,0.1); }

/* Moduły */
.module {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; display: grid; gap: 1rem;
  background: linear-gradient(180deg, #ffffff, #f7f9fd); color: var(--ink); box-shadow: var(--shadow-lg);
}
.module .name { font-size: 1.7rem; color: var(--navy); }
.band.navy .module .muted { color: var(--ink-2); }
.module ul { margin: 0; padding-left: 0; list-style: none; color: var(--ink-2); font-size: 0.95rem; display: grid; gap: 0.45rem; }
.module li { padding-left: 1.5rem; position: relative; }
.module li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 0.7rem; height: 0.7rem; border-radius: 50%; background: var(--blue-soft); box-shadow: inset 0 0 0 2px var(--blue-2); }
.module .tag { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-2); }

/* Produkty */
.product-card { border: 1px solid var(--line); border-radius: var(--radius); display: grid; grid-template-rows: auto 1fr auto; background: var(--bg); box-shadow: var(--shadow); overflow: hidden; }
.product-card .head { padding: 1.75rem 1.75rem 0; }
.product-card .body { padding: 1rem 1.75rem; color: var(--ink-2); font-size: 0.95rem; display: grid; gap: 0.65rem; }
.product-card .foot { padding: 0.25rem 1.75rem 1.75rem; }
.product-card.symfonia .head { background: linear-gradient(180deg, var(--green-soft), #ffffff); padding-top: 2rem; }
.product-card.kb .head { background: linear-gradient(180deg, var(--blue-soft-2), #ffffff); padding-top: 2rem; }

/* Diagram przepływu */
.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 0.75rem; align-items: stretch; }
.flow .node { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.25rem; background: var(--bg); display: grid; gap: 0.35rem; box-shadow: var(--shadow); }
.flow .node strong { color: var(--navy); font-weight: 600; }
.flow .node small { color: var(--ink-2); font-size: 0.85rem; }
.flow .node.center { border-color: var(--blue-2); background: linear-gradient(180deg, #ffffff, var(--blue-soft-2)); box-shadow: 0 0 0 4px var(--blue-soft), var(--shadow); }
.flow .arrow { display: grid; place-items: center; color: var(--blue); font-family: var(--font-mono); font-size: 0.8rem; text-align: center; min-width: 4.5rem; }

/* Lista zasobów / raportów */
.list-cols { columns: 3; column-gap: 2rem; font-size: 0.95rem; }
.list-cols ul { margin: 0; padding-left: 0; list-style: none; }
.list-cols li { break-inside: avoid; margin-bottom: 0.45rem; color: var(--ink-2); padding-left: 1.4rem; position: relative; }
.list-cols li::before { content: "✓"; position: absolute; left: 0; color: var(--green-2); font-weight: 600; }

/* Przykład rozmowy */
.chat { display: grid; gap: 0.75rem; max-width: 60ch; background: linear-gradient(180deg, #ffffff, var(--bg-2)); padding: 1.1rem; border: 1px solid var(--line); }
.chat .q, .chat .a { padding: 0.9rem 1.1rem; font-size: 0.95rem; border-radius: var(--radius-s); }
.chat .q { background: linear-gradient(180deg, var(--blue-2), var(--blue)); color: #fff; border-bottom-right-radius: 2px; margin-left: 2rem; }
.chat .a { background: var(--bg); border: 1px solid var(--line); color: var(--ink); border-bottom-left-radius: 2px; margin-right: 2rem; box-shadow: var(--shadow); }
.chat .a .src { display: block; margin-top: 0.6rem; font-family: var(--font-mono); font-size: 0.75rem; color: var(--ink-2); }

/* Tabela wymagań / faktów */
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 0 1.75rem; font-size: 0.95rem; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.5rem 1.5rem; box-shadow: var(--shadow); }
.facts dt { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--blue); padding: 0.9rem 0; border-top: 1px solid var(--line); }
.facts dd { margin: 0; padding: 0.85rem 0; border-top: 1px solid var(--line); }
.facts dt:first-of-type, .facts dd:first-of-type { border-top: 0; }

/* Kroki */
.steps { display: grid; gap: 1rem; counter-reset: step; }
.step { display: grid; grid-template-columns: 3rem 1fr; gap: 1.25rem; align-items: start; padding: 1.25rem 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); box-shadow: var(--shadow); }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 3rem; height: 3rem; border-radius: 50%;
  background: linear-gradient(145deg, var(--blue-2), var(--blue)); color: #fff;
  font-family: var(--font-mono); font-size: 1.1rem; font-weight: 500; box-shadow: 0 4px 12px rgba(29, 95, 208, 0.35);
}
.step h3 { color: var(--navy); margin-bottom: 0.25rem; }
.step p { color: var(--ink-2); font-size: 0.95rem; }

/* Wizualizacja hero (strona główna): trzy węzły, animowane łącza, wynik jako mini-raport */
.vis {
  position: relative; display: grid; gap: 1.1rem;
  padding: 1.25rem; border-radius: 16px;
  background: linear-gradient(160deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: var(--shadow-dark), inset 0 1px 0 rgba(255,255,255,0.18);
  backdrop-filter: blur(8px);
}
.vis-lan {
  grid-column: 3 / 6; grid-row: 1; align-self: stretch; position: relative;
  margin: -0.85rem -0.55rem -0.55rem -0.55rem;
  border: 1.5px dashed rgba(143, 180, 245, 0.6); border-radius: 12px; pointer-events: none;
}
.vis-lan-tag {
  position: absolute; top: -0.7rem; right: 0.75rem; padding: 0.15rem 0.6rem; border-radius: 999px;
  background: var(--blue-3); color: #06162e; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; font-weight: 500;
}
.vis-nodes { display: grid; grid-template-columns: 1fr 2.4rem 1.15fr 2.4rem 1fr; align-items: center; gap: 0.3rem; padding: 1.3rem 0.7rem 0.7rem; }
.vis-nodes > .vis-node, .vis-nodes > .vis-link { grid-row: 1; position: relative; z-index: 1; }
.vis-nodes > :nth-child(2) { grid-column: 1; } .vis-nodes > :nth-child(3) { grid-column: 2; }
.vis-nodes > :nth-child(4) { grid-column: 3; } .vis-nodes > :nth-child(5) { grid-column: 4; }
.vis-nodes > :nth-child(6) { grid-column: 5; }
.vis-node {
  display: grid; justify-items: center; text-align: center; gap: 0.2rem; min-width: 0;
  padding: 0.9rem 0.6rem; border-radius: 12px; background: #ffffff; color: var(--navy);
  box-shadow: 0 10px 24px rgba(0,0,0,0.25);
}
.vis-node strong { font-size: 0.92rem; font-weight: 600; line-height: 1.2; }
.vis-node small { font-family: var(--font-mono); font-size: 0.66rem; color: var(--ink-2); line-height: 1.3; }
.vis-icon {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; margin-bottom: 0.3rem;
  background: linear-gradient(145deg, var(--blue-soft), var(--blue-soft-2)); color: var(--blue);
}
.vis-icon svg { width: 24px; height: 24px; }
.vis-node.center { background: linear-gradient(180deg, #ffffff, var(--blue-soft-2)); box-shadow: 0 0 0 3px rgba(94,156,255,0.55), 0 14px 32px rgba(0,0,0,0.35); }
.vis-node.center .vis-icon { background: transparent; color: var(--navy); }
.vis-node.center .vis-icon svg { width: 34px; height: 34px; }
.vis-link { height: 2px; background: linear-gradient(90deg, rgba(143,180,245,0.35), rgba(143,180,245,0.9), rgba(143,180,245,0.35)); border-radius: 2px; }
.vis-link i { position: absolute; top: 50%; left: 0; width: 7px; height: 7px; margin-top: -3.5px; border-radius: 50%; background: #ffffff; box-shadow: 0 0 10px var(--blue-3); opacity: 0; }
.vis-chat { display: grid; gap: 0.6rem; }
.vis-q { justify-self: end; max-width: 85%; padding: 0.6rem 0.9rem; border-radius: 12px 12px 3px 12px; background: linear-gradient(180deg, var(--blue-2), var(--blue)); color: #fff; font-size: 0.9rem; box-shadow: 0 8px 20px rgba(29,95,208,0.35); }
.vis-a { display: grid; grid-template-columns: 1fr auto; gap: 0.6rem 1rem; align-items: end; padding: 0.85rem 1rem; border-radius: 12px 12px 12px 3px; background: #ffffff; color: var(--ink); box-shadow: 0 10px 24px rgba(0,0,0,0.25); }
.vis-kpis { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.vis-kpis div { display: grid; line-height: 1.15; }
.vis-kpis b { font-size: 1.05rem; color: var(--navy); font-variant-numeric: tabular-nums; }
.vis-kpis span { font-family: var(--font-mono); font-size: 0.65rem; color: var(--ink-2); letter-spacing: 0.04em; }
.vis-bars { display: flex; align-items: flex-end; gap: 4px; height: 44px; }
.vis-bars i { width: 9px; height: var(--h); border-radius: 3px 3px 0 0; background: linear-gradient(180deg, var(--blue-3), var(--blue)); }
.vis-bars i:first-child { background: linear-gradient(180deg, var(--green), var(--green-2)); }
.vis-src { grid-column: 1 / -1; display: flex; gap: 0.8rem; flex-wrap: wrap; padding-top: 0.5rem; border-top: 1px solid var(--line); font-family: var(--font-mono); font-size: 0.66rem; color: var(--ink-2); }
.vis-src span:first-child { color: var(--blue); }

@media (prefers-reduced-motion: no-preference) {
  .vis-link i { animation: vis-flow 2.4s linear infinite; }
  .vis-link i:nth-child(2) { animation-delay: 0.8s; }
  .vis-link i:nth-child(3) { animation-delay: 1.6s; }
  .vis-bars i { transform-origin: bottom; animation: vis-grow 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) both; }
  .vis-bars i:nth-child(n+2) { animation-delay: 0.08s; } .vis-bars i:nth-child(n+4) { animation-delay: 0.16s; } .vis-bars i:nth-child(n+6) { animation-delay: 0.24s; }
}
@keyframes vis-flow { 0% { left: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { left: calc(100% - 7px); opacity: 0; } }
@keyframes vis-grow { from { transform: scaleY(0.2); } to { transform: scaleY(1); } }

@media (max-width: 560px) {
  .vis-nodes { grid-template-columns: 1fr; gap: 0.5rem; padding-top: 0.5rem; }
  .vis-nodes > .vis-node, .vis-nodes > .vis-link { grid-row: auto; grid-column: 1; }
  .vis-link { width: 2px; height: 1.6rem; justify-self: center; background: linear-gradient(180deg, rgba(143,180,245,0.35), rgba(143,180,245,0.9), rgba(143,180,245,0.35)); }
  .vis-link i { left: 50%; top: 0; margin: 0 0 0 -3.5px; animation-name: vis-flow-v; }
  .vis-lan { display: none; }
  .vis-a { grid-template-columns: 1fr; }
}
@keyframes vis-flow-v { 0% { top: 0; opacity: 0; } 15% { opacity: 1; } 85% { opacity: 1; } 100% { top: calc(100% - 7px); opacity: 0; } }

/* Stopka */
footer.band.navy > .wrap { padding-block: 3rem 2rem; display: grid; gap: 1.75rem; }
footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; }
footer .cols h4 { color: #fff; font-size: 0.9rem; margin-bottom: 0.6rem; letter-spacing: 0.04em; text-transform: uppercase; }
footer .cols a { color: #cfe0ff; }
footer .legal { font-size: 0.8rem; color: #a9b8d3; border-top: 1px solid rgba(255,255,255,0.14); padding-top: 1.25rem; max-width: 90ch; }

/* Responsywność */
@media (max-width: 860px) {
  .hero > .wrap { grid-template-columns: 1fr; }
  .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow { grid-template-columns: 1fr; }
  .flow .arrow { min-height: 2rem; transform: rotate(90deg); }
  .list-cols { columns: 2; }
  footer .cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .list-cols { columns: 1; }
  footer .cols { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; gap: 0; }
  .facts dd { border-top: 0; padding-top: 0; }
  .chat .q { margin-left: 0; } .chat .a { margin-right: 0; }
}
@media (prefers-reduced-motion: no-preference) {
  .btn, .nav a, .tile, .product-card { transition: background-color 0.15s, color 0.15s, border-color 0.15s, transform 0.15s, box-shadow 0.15s; }
  .tile:hover, .product-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
  .band.navy .tile:hover { box-shadow: var(--shadow-dark); }
}