/* Plus Jakarta Sans (SIL OFL) – hostowany lokalnie, bez połączeń z Google */
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("fonts/plus-jakarta-sans-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("fonts/plus-jakarta-sans-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Tokeny (system z ui-ux-pro-max: Trust & Authority, navy + trust blue) */
:root {
  --color-primary: #0F172A;
  --color-on-primary: #FFFFFF;
  --color-secondary: #334155;
  --color-accent: #0369A1;
  --color-accent-hover: #075985;
  --color-on-accent: #FFFFFF;
  --color-water: #0EA5E9;
  --color-water-light: #E0F2FE;
  --color-background: #F8FAFC;
  --color-foreground: #020617;
  --color-card: #FFFFFF;
  --color-muted: #E8ECF1;
  --color-muted-foreground: #475569;
  --color-border: #E2E8F0;
  --color-destructive: #DC2626;
  --color-ring: #0369A1;

  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 24px rgba(15, 23, 42, .06);
  --header-h: 64px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 8px); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-foreground);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--color-accent); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; color: var(--color-primary); text-wrap: balance; }
h2 { font-size: clamp(1.6rem, 4.5vw, 2.4rem); letter-spacing: -.02em; }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }

:focus-visible { outline: 3px solid var(--color-ring); outline-offset: 3px; border-radius: 4px; }

.container { width: min(1180px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(800px, 100% - 32px); }
.center { text-align: center; }
.muted { color: var(--color-muted-foreground); }
.small { font-size: .9rem; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 12px 16px;
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-radius: var(--radius-sm);
  font-weight: 700;
}
.skip-link:focus { top: 12px; }

.eyebrow {
  margin-bottom: .6em;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.section-lead { color: var(--color-muted-foreground); max-width: 640px; font-size: 1.05rem; }

/* Przyciski – min. 44 px wysokości */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border: 2px solid transparent;
  border-radius: 12px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.btn-primary { background: var(--color-accent); color: var(--color-on-accent); }
.btn-primary:hover { background: var(--color-accent-hover); box-shadow: 0 6px 16px rgba(3, 105, 161, .25); }
.btn-outline { border-color: var(--color-primary); color: var(--color-primary); background: transparent; }
.btn-outline:hover { background: var(--color-primary); color: var(--color-on-primary); }
.btn-sm { min-height: 44px; padding: 0 18px; }
.btn-block { width: 100%; }

.text-link { font-weight: 700; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; min-height: 44px; }
.text-link::after { content: "→"; transition: transform .2s var(--ease); }
.text-link:hover::after { transform: translateX(4px); }

/* Nagłówek */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 250, 252, .92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }

.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--color-primary); font-weight: 800; font-size: 1.3rem; letter-spacing: -.02em; }
.logo-mark { width: 36px; height: 36px; }
.logo-mark rect { fill: var(--color-primary); }
.logo-mark path { fill: #38BDF8; }
.logo b { color: var(--color-accent); }

.nav-toggle {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
}
.nav-toggle svg { width: 26px; height: 26px; fill: none; stroke: var(--color-primary); stroke-width: 2; stroke-linecap: round; }
.nav-toggle path { transition: transform .25s var(--ease), opacity .2s; transform-origin: 12px 12px; }
.nav-toggle[aria-expanded="true"] .l1 { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .l2 { opacity: 0; }
.nav-toggle[aria-expanded="true"] .l3 { transform: translateY(-5px) rotate(-45deg); }

.nav {
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  display: none;
  flex-direction: column;
  padding: 8px 16px 20px;
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}
.nav.open { display: flex; }
.nav a:not(.btn) {
  display: flex;
  align-items: center;
  min-height: 48px;
  color: var(--color-foreground);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
}
.nav a:not(.btn):hover { color: var(--color-accent); }
.nav .btn { margin-top: 14px; }

@media (min-width: 960px) {
  .nav-toggle { display: none; }
  .nav { position: static; display: flex; flex-direction: row; align-items: center; gap: 28px; padding: 0; background: none; border: 0; box-shadow: none; }
  .nav a:not(.btn) { border: 0; min-height: 44px; font-size: .95rem; }
  .nav .btn { margin: 0; }
}

/* Hero */
.hero {
  padding: 48px 0 56px;
  background:
    radial-gradient(1000px 420px at 85% 30%, var(--color-water-light), transparent 70%),
    var(--color-background);
  outline: none;
}
.hero-grid { display: grid; gap: 40px; align-items: center; }
.hero h1 { font-size: clamp(2rem, 7vw, 3.5rem); letter-spacing: -.03em; }
.hero h1 span { color: var(--color-accent); }
.lead { font-size: clamp(1.05rem, 2.2vw, 1.2rem); color: var(--color-secondary); max-width: 600px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }

.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.checks li { display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--color-secondary); }
.checks li::before {
  content: "";
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center / 14px no-repeat;
}

.hero-art { position: relative; aspect-ratio: 4 / 3; max-width: 560px; width: 100%; margin-inline: auto; }
.hero-art::before {
  content: "";
  position: absolute;
  inset: 8% 4% 4%;
  border-radius: 32px;
  background: linear-gradient(160deg, #FFFFFF, var(--color-water-light));
  box-shadow: var(--shadow);
}
.hero-art img { position: absolute; height: auto; }
.art-ibc { width: 50%; left: 25%; top: 6%; z-index: 2; }
.art-rain { width: 36%; left: 2%; bottom: 6%; z-index: 3; }
.art-on { width: 40%; right: 0; bottom: 4%; z-index: 3; }

@media (min-width: 960px) {
  .hero { padding: 80px 0 96px; }
  .hero-grid { grid-template-columns: 1.1fr 1fr; gap: 56px; }
}

/* Atuty */
.proof { background: var(--color-primary); color: var(--color-on-primary); }
.proof-grid { display: grid; grid-template-columns: 1fr 1fr; }
.proof-item { display: flex; align-items: center; gap: 12px; padding: 22px 8px; }
.proof-item svg { flex: none; width: 32px; height: 32px; fill: none; stroke: #38BDF8; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.proof-item strong { display: block; font-size: 1.05rem; }
.proof-item span { font-size: .85rem; color: #CBD5E1; }
@media (min-width: 960px) { .proof-grid { grid-template-columns: repeat(4, 1fr); } .proof-item { padding: 28px 16px; } }

/* Sekcje */
.section { padding: 64px 0; }
.section-tint { background: #EEF4F8; }
.section-dark { background: var(--color-primary); color: #E2E8F0; }
.section-dark h2 { color: #FFFFFF; }
.section-dark .eyebrow { color: #7DD3FC; }
@media (min-width: 960px) { .section { padding: 96px 0; } }

/* Oferta */
.offer-grid { display: grid; gap: 20px; margin-top: 32px; }
.offer-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.offer-card:hover { transform: translateY(-3px); box-shadow: 0 2px 4px rgba(15, 23, 42, .05), 0 16px 32px rgba(15, 23, 42, .09); }
.offer-card img { width: 150px; height: 150px; margin: 0 auto 12px; }
.offer-card p { color: var(--color-muted-foreground); }
.offer-card .text-link { margin-top: auto; align-self: flex-start; }
.ticks { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 8px; }
.ticks li { position: relative; padding-left: 26px; font-weight: 600; font-size: .95rem; color: var(--color-secondary); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .45em; width: 14px; height: 8px; border-left: 3px solid var(--color-accent); border-bottom: 3px solid var(--color-accent); transform: rotate(-45deg); }
@media (min-width: 760px) { .offer-grid { grid-template-columns: repeat(3, 1fr); } }

/* Korzyści */
.split { display: grid; gap: 32px; align-items: center; }
.split p:not(.eyebrow) { color: var(--color-secondary); }
.note { padding: 14px 16px; border-left: 4px solid var(--color-accent); background: var(--color-card); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; font-size: .95rem; }
.benefits { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.benefits li { display: flex; align-items: center; gap: 16px; padding: 18px 20px; background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius); }
.benefits svg { flex: none; width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: var(--color-water-light); fill: none; stroke: var(--color-accent); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.benefits strong { display: block; color: var(--color-primary); }
.benefits span { font-size: .92rem; color: var(--color-muted-foreground); }
@media (min-width: 960px) {
  .split { grid-template-columns: 1.3fr 1fr; gap: 64px; }
  .split-reverse > :first-child { order: 2; }
}

/* Cennik – karty zamiast szerokiej tabeli (mobile) */
.price-groups { display: grid; gap: 20px; margin: 32px 0 16px; }
.price-group { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.price-group h3 { display: flex; align-items: center; gap: 12px; padding-bottom: 14px; margin-bottom: 4px; border-bottom: 1px solid var(--color-border); }
.price-group h3 img { width: 40px; height: 40px; }
.price-list { list-style: none; margin: 0; padding: 0; }
.price-list li { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
.price-list li:last-child { border-bottom: 0; }
.price-list strong { display: block; font-size: .98rem; color: var(--color-primary); }
.price-list span { font-size: .85rem; color: var(--color-muted-foreground); }
.price { flex: none; font-size: 1.1rem; font-weight: 800; color: var(--color-primary); white-space: nowrap; }
.price-list li.featured { margin: 4px -12px; padding: 14px 12px; background: var(--color-water-light); border-radius: var(--radius-sm); border-bottom: 0; }
.price-list li.featured .price { color: var(--color-accent); }
@media (min-width: 960px) { .price-groups { grid-template-columns: repeat(3, 1fr); } }

/* Kroki */
.steps { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 20px; }
.steps li { padding: 24px; background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius); }
.steps p { margin: 0; color: var(--color-muted-foreground); }
.step-no { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 14px; border-radius: 12px; background: var(--color-primary); color: #FFFFFF; font-weight: 800; font-size: 1.15rem; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(3, 1fr); } }

/* FAQ */
.faq { display: grid; gap: 12px; margin-top: 28px; }
.faq details { background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.faq summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 56px;
  padding: 14px 20px;
  font-weight: 700;
  color: var(--color-primary);
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-size: 1.5rem; font-weight: 400; color: var(--color-accent); transition: transform .2s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 20px 18px; margin: 0; color: var(--color-secondary); }

/* Kontakt + formularz */
.contact-grid { display: grid; gap: 40px; }
.contact-info p { color: #CBD5E1; }
.contact-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.contact-list li { display: flex; align-items: center; gap: 14px; font-weight: 600; }
.contact-list svg { flex: none; width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: rgba(255, 255, 255, .08); fill: none; stroke: #7DD3FC; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.contact-list a { color: #FFFFFF; text-decoration: none; overflow-wrap: anywhere; }
.contact-list a:hover { text-decoration: underline; }

.quote-form { background: var(--color-card); color: var(--color-foreground); border-radius: var(--radius); padding: 24px; box-shadow: 0 20px 40px rgba(0, 0, 0, .25); }
.field { margin-bottom: 16px; }
.field-row { display: grid; gap: 0 16px; }
.quote-form label { display: block; margin-bottom: 6px; font-weight: 700; font-size: .92rem; color: var(--color-primary); }
.quote-form input, .quote-form select, .quote-form textarea {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  font: inherit;
  font-size: 1rem;
  color: var(--color-foreground);
  background: #FFFFFF;
  border: 1.5px solid #CBD5E1;
  border-radius: var(--radius-sm);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(3, 105, 161, .25); }
.quote-form [aria-invalid="true"] { border-color: var(--color-destructive); }
.quote-form select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 44px;
  background: #FFFFFF url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230F172A' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right 14px center / 18px no-repeat;
  cursor: pointer;
}
.hint { margin: 6px 0 0; font-size: .85rem; color: var(--color-muted-foreground); }
.error { margin: 6px 0 0; font-size: .85rem; font-weight: 600; color: var(--color-destructive); }
@media (min-width: 640px) { .field-row { grid-template-columns: 1fr 1fr; } .quote-form { padding: 32px; } }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: start; } }

/* Stopka */
.site-footer { background: #020617; color: #94A3B8; font-size: .9rem; padding: 24px 0; }
.footer-inner { display: grid; gap: 4px; text-align: center; }
.footer-inner p { margin: 0; }
.footer-inner strong { color: #FFFFFF; }
.site-footer a { color: #FFFFFF; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
@media (min-width: 760px) { .footer-inner { grid-template-columns: 1fr auto; text-align: left; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .offer-card:hover { transform: none; }
}