/* =========================================================
   Zmienne
   ========================================================= */
:root {
  /* Kolory (bez zmian) */
  --yellow: #fdc248;
  --green: #3b5348;
  --light: #f1f1f1;
  --white: #ffffff;
  --black: #111111;
  --bg-default: #dbefeb;

  /* Odstępy i rozmiary płynnie skalują się z szerokością ekranu */
  --gap: clamp(0.75rem, 0.4rem + 1.4vw, 1rem);
  --page-pad: clamp(0.75rem, 0.2rem + 2.2vw, 1.5rem);
  --card-pad: clamp(1.25rem, 0.9rem + 1.2vw, 1.75rem);
  --column-pad: clamp(1rem, 0.7rem + 1.6vw, 1.75rem);
  --header-h: clamp(5.5rem, 3rem + 9vw, 8.5rem);
  --menu-size: 3.5rem;

  --radius: 2rem;
  --radius-small: 1.375rem;

  --shadow: 0 1px 2px rgba(20, 35, 28, 0.1), 0 8px 24px rgba(20, 35, 28, 0.16);
  --shadow-soft: 0 1px 2px rgba(20, 35, 28, 0.08), 0 4px 12px rgba(20, 35, 28, 0.1);

  --max-width: 1200px;
}

/* =========================================================
   Reset i podstawy
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--gap);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--page-pad);
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  isolation: isolate;

  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  color: var(--black);
  background-color: var(--bg-default);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Tło na osobnej, stałej warstwie: rozciągnięte na cały ekran,
   działa też na iOS (tam background-attachment: fixed jest ignorowane).
   Wpisz tutaj poprawną nazwę pliku z grafiką tła. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: var(--bg-default) url("background.svg") center / cover no-repeat;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

h1, h2, h3, p {
  margin: 0;
}

h1, h2, h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* =========================================================
   Kontener
   ========================================================= */
.site-header,
main,
.site-footer {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
}

main {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

/* =========================================================
   Nagłówek
   ========================================================= */
.site-header {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--gap);
  min-height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 var(--header-h);
  width: var(--header-h);
  height: var(--header-h);
  padding: 4px;
  background: var(--yellow);
  border-radius: 50%;
  box-shadow: var(--shadow);
  cursor: default;
}

.logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* Blok rośnie razem z tekstem, ale nie jest niższy niż logo */
.site-title {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: var(--header-h);
  padding: 0.625rem clamp(1rem, 0.5rem + 2vw, 2rem);
  background: var(--green);
  color: var(--yellow);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-size: clamp(0.8rem, 0.45rem + 1.7vw, 1.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.005em;
  text-align: center;
  overflow-wrap: break-word;
  hyphens: auto;
}

/* =========================================================
   Menu hamburger (telefony)
   ========================================================= */

/* Pole checkbox jest "fixed", żeby przeglądarka przy kliknięciu
   nie przewijała strony do jego położenia (czyli na górę) */
.menu-toggle {
  position: fixed;
  top: var(--page-pad);
  right: var(--page-pad);
  width: 1px;
  height: 1px;
  margin: 0;
  opacity: 0;
  pointer-events: none;
}

.menu-button {
  position: fixed;
  top: var(--page-pad);
  right: var(--page-pad);
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--menu-size);
  height: var(--menu-size);
  background: var(--green);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform 0.15s ease;
}

.menu-button:active {
  transform: scale(0.95);
}

.menu-toggle:focus-visible + .menu-button {
  outline: 3px solid var(--yellow);
  outline-offset: 3px;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--yellow);
  border-radius: 2px;
  transition: transform 0.25s ease, background-color 0.25s ease;
}

.menu-icon {
  position: relative;
}

.menu-icon::before,
.menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-icon::before { top: -8px; }
.menu-icon::after  { top: 8px; }

/* Animacja ikony do "X" po otwarciu */
.menu-toggle:checked + .menu-button .menu-icon {
  background: transparent;
}

.menu-toggle:checked + .menu-button .menu-icon::before {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle:checked + .menu-button .menu-icon::after {
  transform: translateY(-8px) rotate(-45deg);
}

.menu {
  position: fixed;
  top: calc(var(--page-pad) + var(--menu-size) + 0.5rem);
  right: var(--page-pad);
  z-index: 20;
  width: min(19rem, calc(100vw - var(--page-pad) * 2));
  max-height: calc(100vh - var(--menu-size) - var(--page-pad) * 2 - 1rem);
  max-height: calc(100dvh - var(--menu-size) - var(--page-pad) * 2 - 1rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 0.5rem;
  background: var(--green);
  border-radius: var(--radius);
  box-shadow: var(--shadow);

  /* Płynne pojawianie się; visibility ukrywa linki także dla klawiatury */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem) scale(0.98);
  transform-origin: top right;
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0s linear 0.2s;
}

.menu-toggle:checked ~ .menu {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}

.menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--yellow);
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
  border-radius: var(--radius-small);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.menu a:hover,
.menu a:focus-visible {
  background: var(--yellow);
  color: var(--green);
  outline: none;
}

/* Telefony: miejsce na przycisk hamburgera i odstęp przy przewijaniu do sekcji */
@media (max-width: 767.98px) {
  html {
    scroll-padding-top: calc(var(--page-pad) + var(--menu-size) + var(--gap));
  }

  .site-title {
    margin-right: calc(var(--menu-size) + var(--gap));
  }
}

/* =========================================================
   Zawołanie
   ========================================================= */
.banner {
  padding: clamp(1.125rem, 0.8rem + 1.2vw, 1.5rem) var(--card-pad);
  background: var(--green);
  color: var(--yellow);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-size: clamp(1.5rem, 1rem + 2.6vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
  text-align: center;
}

/* =========================================================
   Kolumny i karty
   ========================================================= */
.columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.column {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  min-width: 0;

  /* zielony kontener wokół kolumny */
  padding: var(--column-pad);
  background: var(--green);
  border-radius: calc(var(--radius) + var(--column-pad));
  box-shadow: var(--shadow);
}

.card {
  padding: var(--card-pad);
  background: var(--yellow);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: clamp(1.15rem, 1rem + 0.7vw, 1.5rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
  text-align: center;
}

/* Mniejszy tytuł w drugim i trzecim bloku każdej kolumny */
.card--sub h2 {
  font-size: clamp(1rem, 0.9rem + 0.45vw, 1.25rem);
}

.card h2 + .item {
  margin-top: 0.875rem;
}

.item {
  padding: 0.875rem 1.125rem;
  background: var(--light);
  border-radius: var(--radius-small);
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.item + .item {
  margin-top: 0.625rem;
}

.item h3 {
  margin-bottom: 0.25rem;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.3;
  text-align: center;
}

.item p {
  line-height: 1.55;
}

/* =========================================================
   Blok pod kolumnami
   ========================================================= */
.note {
  background: var(--green);
  color: var(--yellow);
  font-size: clamp(1.15rem, 0.95rem + 1vw, 1.6rem);
  font-weight: 500;
  line-height: 1.4;
  text-align: center;
}

/* =========================================================
   Stopka
   ========================================================= */
.site-footer {
  display: flex;
}

.footer-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.25rem var(--card-pad);
  background: var(--white);
  color: var(--black);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-weight: 700;
  text-align: center;
}

/* Ikony społecznościowe (kolorowe pliki SVG) */
.footer-info .social {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.125rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-info .social li {
  display: block;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-info .social li::marker {
  content: "";
}

.social a {
  display: block;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.5rem;
  transition: transform 0.2s ease;
}

.social a:hover {
  transform: translateY(-2px) scale(1.08);
}

.social img {
  display: block;
  width: 100%;
  height: 100%;
}

/* =========================================================
   Tablet i komputer
   ========================================================= */
@media (min-width: 768px) {
  .columns {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  /* Menu hamburger jest ukryte */
  .menu-button,
  .menu-toggle,
  .menu {
    display: none;
  }
}