/* Project Warsaw - siatka strony, naglowek, nawigacja, stopka. */

/* --- Kontenery i sekcje --- */
.wrap {
  width: min(100% - 2 * var(--space-s), var(--wrap));
  margin-inline: auto;
}

.wrap--narrow {
  width: min(100% - 2 * var(--space-s), var(--wrap-narrow));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-2xl);
}

.section--tight {
  padding-block: var(--space-xl);
}

.section__head {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  margin-bottom: var(--space-l);
  max-width: 62ch;
}

.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-display);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--pw-blue-bright);
}

.section__eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--pw-blue), transparent);
}

.section__lead {
  color: var(--pw-text-muted);
  font-size: var(--step-1);
}

.page-header {
  padding-block: calc(var(--header-h) + var(--space-xl)) var(--space-l);
  position: relative;
}

.page-header__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
  max-width: 68ch;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2xs);
  font-size: var(--step--1);
  color: var(--pw-text-faint);
}

.breadcrumbs a {
  color: var(--pw-text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--pw-blue-bright);
}

.breadcrumbs li + li::before {
  content: "/";
  margin-right: var(--space-2xs);
  color: var(--pw-text-faint);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  list-style: none;
  padding: 0;
  margin: 0;
}

/* --- Naglowek --- */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out), backdrop-filter var(--dur) var(--ease-out);
}

.site-header[data-scrolled="true"] {
  background: color-mix(in srgb, var(--pw-bg-deep) 82%, transparent);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom-color: var(--glass-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-m);
}

/* --- Logo / brand --- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  text-decoration: none;
  color: var(--pw-white);
  flex-shrink: 0;
}

.brand__mark {
  width: 42px;
  height: 42px;
  filter: drop-shadow(0 2px 6px rgb(0 0 0 / 0.4));
  transition: transform var(--dur) var(--ease-out);
}

.brand:hover .brand__mark {
  transform: scale(1.06) rotate(-2deg);
}

.brand__text {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: 0.06em;
  font-size: 0.82rem;
}

.brand__top {
  color: var(--pw-white);
}

.brand__bottom {
  color: var(--pw-blue);
  letter-spacing: 0.11em;
}

/* --- Nawigacja --- */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-m);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-3xs);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__item {
  position: relative;
}

.nav__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3xs);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-pill);
  color: var(--pw-text);
  font-size: var(--step--1);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur-fast) var(--ease-out),
    background-color var(--dur-fast) var(--ease-out);
}

.nav__link:hover,
.nav__link[aria-expanded="true"] {
  color: var(--pw-white);
  background: rgb(255 255 255 / 0.07);
}

.nav__link[aria-current="page"] {
  color: var(--pw-blue-bright);
  background: var(--pw-accent-soft);
}

.nav__caret {
  width: 11px;
  height: 11px;
  transition: transform var(--dur) var(--ease-out);
}

.nav__link[aria-expanded="true"] .nav__caret {
  transform: rotate(180deg);
}

/* Podmenu (desktop) */
.subnav {
  list-style: none;
  margin: 0;
  padding: var(--space-3xs);
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: calc(100% + 10px);
  min-width: 208px;
  display: grid;
  gap: 2px;
  background: var(--glass-bg-strong);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--dur) var(--ease-out), transform var(--dur) var(--ease-out),
    visibility var(--dur);
  z-index: var(--z-menu);
}

.nav__item[data-open="true"] .subnav {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.subnav a {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-s);
  font-size: var(--step--1);
  font-weight: 500;
  color: var(--pw-text);
  text-decoration: none;
}

.subnav a:hover,
.subnav a:focus-visible {
  background: var(--pw-accent-soft);
  color: var(--pw-white);
}

.subnav a[aria-current="page"] {
  color: var(--pw-blue-bright);
  background: var(--pw-accent-soft);
}

.subnav__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pw-blue);
  flex-shrink: 0;
}

/* Przelacznik menu (mobile) */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-s);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  place-items: center;
}

.nav-toggle__bars,
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  display: block;
  width: 19px;
  height: 2px;
  border-radius: 2px;
  background: var(--pw-text);
  transition: transform var(--dur) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
}

.nav-toggle__bars::before {
  transform: translateY(-6px);
}

.nav-toggle__bars::after {
  transform: translateY(6px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  transform: rotate(-45deg);
}

@media (width < 62rem) {
  .nav-toggle {
    display: grid;
    position: relative;
  }

  .nav {
    position: fixed;
    inset-block-start: var(--header-h);
    inset-inline-end: 0;
    inset-block-end: 0;
    width: min(340px, 88vw);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-s);
    padding: var(--space-m) var(--space-s) var(--space-xl);
    overflow-y: auto;
    background: color-mix(in srgb, var(--pw-bg-deep) 92%, transparent);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-inline-start: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    transform: translateX(105%);
    visibility: hidden;
    transition: transform var(--dur) var(--ease-out), visibility var(--dur);
  }

  .nav[data-open="true"] {
    transform: translateX(0);
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3xs);
  }

  .nav__link {
    width: 100%;
    justify-content: space-between;
    padding: 0.8rem var(--space-s);
    border-radius: var(--radius-m);
    font-size: var(--step-0);
  }

  .subnav {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: rgb(255 255 255 / 0.03);
    margin-block-start: var(--space-3xs);
    margin-inline-start: var(--space-s);
    display: none;
  }

  .nav__item[data-open="true"] .subnav {
    display: grid;
  }

  .nav__cta {
    display: grid;
    gap: var(--space-2xs);
    margin-block-start: auto;
    padding-block-start: var(--space-s);
    border-block-start: 1px solid var(--glass-border);
  }
}

.nav-scrim {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-header) - 1);
  background: rgb(0 0 0 / 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) var(--ease-out), visibility var(--dur);
}

.nav-scrim[data-open="true"] {
  opacity: 1;
  visibility: visible;
}

body[data-nav-open="true"] {
  overflow: hidden;
}

/* --- Stopka --- */
.site-footer {
  margin-block-start: var(--space-2xl);
  border-block-start: 1px solid var(--glass-border);
  background: color-mix(in srgb, var(--pw-bg-deep) 70%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.footer-grid {
  display: grid;
  gap: var(--space-l);
  padding-block: var(--space-xl) var(--space-m);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 1fr));
}

.footer-brand {
  display: grid;
  gap: var(--space-2xs);
  max-width: 34ch;
}

.footer-brand p {
  color: var(--pw-text-muted);
  font-size: var(--step--1);
}

.footer-col h2 {
  font-size: var(--step--1);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--pw-text-muted);
  margin-bottom: var(--space-2xs);
}

.footer-col ul {
  display: grid;
  gap: var(--space-3xs);
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col a {
  color: var(--pw-text);
  font-size: var(--step--1);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--pw-blue-bright);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xs);
  padding-block: var(--space-s);
  border-block-start: 1px solid var(--glass-border);
  color: var(--pw-text-faint);
  font-size: var(--step--1);
}

.footer-bottom p {
  margin: 0;
}

.footer-disclaimer {
  max-width: 72ch;
}