:root {
  --das-nav-bg: rgba(255, 255, 255, .96);
  --das-nav-ink: #111;
  --das-nav-line: rgba(17, 17, 17, .16);
  --das-nav-accent: #1957ff;
}

html { scroll-behavior: smooth; }
body { margin: 0; }
.widget-header { display: none !important; }
.widget-cookie-banner, .widget-messaging { display: none !important; }
iframe[srcdoc] {
  display: block;
  width: 100%;
  border: 0;
  contain: layout paint style;
  transition: height .18s ease-out !important;
}

.das-portable-nav {
  position: sticky;
  top: 0;
  z-index: 2147483000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 66px;
  padding: 0 clamp(18px, 4vw, 54px);
  border-bottom: 1px solid var(--das-nav-line);
  background: var(--das-nav-bg);
  color: var(--das-nav-ink);
  font-family: Arial, Helvetica, sans-serif;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.das-portable-nav a { color: inherit; text-decoration: none; }
.das-portable-nav__brand {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.15;
  text-transform: uppercase;
}

.das-portable-nav details { margin: 0; }
.das-portable-nav summary { cursor: pointer; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.das-portable-nav summary::marker { content: ""; }
.das-portable-nav ul { display: flex !important; align-items: center; gap: clamp(12px, 2.2vw, 30px); margin: 0; padding: 0; list-style: none; }
.das-portable-nav li { margin: 0; padding: 0; }
.das-portable-nav li a {
  display: block;
  padding: 24px 0 21px;
  border-bottom: 3px solid transparent;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1;
  text-transform: uppercase;
}
.das-portable-nav li a:hover { border-bottom-color: rgba(17,17,17,.35); }
.das-portable-nav li a[aria-current="page"] { border-bottom-color: var(--das-nav-accent); color: var(--das-nav-accent); }
.das-portable-nav a:focus-visible, .das-portable-nav summary:focus-visible { outline: 3px solid var(--das-nav-accent); outline-offset: 5px; }

@media (min-width: 861px) {
  .das-portable-nav summary { display: none; }
  .das-portable-nav details:not([open]) > ul { display: flex !important; }
  /* 13.09.2026: zamkniete <details> (menu mobilne z 2.09) nie renderuje zawartosci niezaleznie od CSS na <ul>;
     na desktopie odslaniamy tresc przez ::details-content (Chrome 131+, Safari 18.4+, Firefox 138+) */
  .das-portable-nav details:not([open])::details-content { content-visibility: visible !important; display: contents !important; }
}

@media (max-width: 860px) {
  .das-portable-nav { min-height: 58px; }
  .das-portable-nav details { position: static; }
  .das-portable-nav details:not([open]) > ul { display: none !important; }
  .das-portable-nav ul {
    position: absolute;
    top: 58px;
    right: 0;
    left: 0;
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    padding: 8px 18px 18px;
    border-bottom: 1px solid var(--das-nav-line);
    background: #fff;
  }
  .das-portable-nav li a { padding: 15px 4px 15px; border-bottom: 1px solid var(--das-nav-line); font-size: 12px; text-align: center; }
}

@media (max-width: 520px) {
  .das-portable-nav ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}

.das-offline {
  display: grid;
  min-height: calc(100vh - 67px);
  place-items: center;
  padding: 40px 24px;
  background: #fff;
  color: #111;
  font-family: Arial, Helvetica, sans-serif;
  text-align: center;
}
.das-offline__inner { width: min(620px, 100%); }
.das-offline__eyebrow { margin: 0 0 18px; font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.das-offline h1 { margin: 0; font-size: clamp(42px, 9vw, 92px); font-weight: 400; letter-spacing: -.04em; line-height: .95; }
.das-offline p { margin: 28px auto 0; max-width: 42ch; color: #555; font-size: 16px; line-height: 1.6; }
.das-offline a { color: #111; text-underline-offset: 4px; }

/* --- LUMO menu tweaks (added 2026-09) --- */
.das-portable-nav li:has(> a[href="/lumo"]){order:-1}
.das-portable-nav li:has(> a[href="/das"]){order:-2}
.das-portable-nav li:has(> a[href="/art"]){display:none}
/* THEORY -> scalone w DAS (jako Research), DPN -> scalone w LUMO; osobne zakladki ukryte */
.das-portable-nav li:has(> a[href="/theory"]){display:none}
.das-portable-nav li:has(> a[href="/dpn"]){display:none}
/* THEATRE scalone w Archive (chronologicznie) */
.das-portable-nav li:has(> a[href="/theatre"]){display:none}