/* Pagina dimostrativa — stili del SITO, non del tool.
   Gli stili della Modalità supporto vivono nei propri shadow root. */

:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --ink: #1f2933;
  --muted: #6b7684;
  --border: #e3e8ee;
  --accent: #1a5fb4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a { color: var(--accent); }

/* Salto al contenuto: primo elemento focalizzabile della pagina, visibile
   solo quando riceve il focus da tastiera. */
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #fff; padding: 10px 16px;
  border-radius: 0 0 8px 0; text-decoration: none; font-weight: 600;
}
.skip-link:focus { left: 0; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* ---- Intestazione istituzionale ----
   Rosso e blu petrolio della Regione. Nessun asset esterno. */
:root { --ist-rosso: #c12033; --ist-petrolio: #003a54; }

.ist-slim { background: var(--ist-rosso); color: #fff; font-size: 13px; }
.ist-slim-in {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; min-height: 40px; flex-wrap: wrap;
}
.ist-breadcrumb {
  list-style: none; display: flex; flex-wrap: wrap; align-items: center;
  gap: 6px; margin: 0; padding: 6px 0;
}
.ist-breadcrumb li { display: flex; align-items: center; }
.ist-breadcrumb li + li::before { content: "›"; opacity: .7; margin-right: 6px; }
.ist-breadcrumb a { color: #fff; text-decoration: none; }
.ist-breadcrumb a:hover { text-decoration: underline; }
.ist-breadcrumb span { color: #fff; font-weight: 600; }

.ist-slim-right { display: flex; align-items: center; gap: 16px; }
.ist-lang { display: flex; align-items: center; gap: 6px; }
.ist-lang .ist-lang-current { font-weight: 700; }
.ist-lang .ist-sep { opacity: .5; }
.ist-lang a { color: #fff; text-decoration: none; opacity: .85; }
.ist-lang a:hover { opacity: 1; text-decoration: underline; }
.ist-resize { display: flex; align-items: center; gap: 4px; }
.ist-fontbtn {
  background: transparent; border: 1px solid rgba(255,255,255,.5); color: #fff;
  border-radius: 4px; width: 28px; height: 26px; font-size: 13px; cursor: pointer;
  line-height: 1; font-family: inherit;
}
.ist-fontbtn:hover { background: rgba(255,255,255,.15); }

/* Barra principale: solo la denominazione, il lato destro resta libero */
.ist-nav { background: var(--ist-rosso); border-top: 1px solid rgba(255,255,255,.2); }
.ist-nav-in { display: flex; align-items: center; min-height: 60px; }
.ist-brand { color: #fff; font-size: 22px; font-weight: 700; letter-spacing: .3px; }

/* ---- Piè di pagina istituzionale ---- */
.ist-footer { background: var(--ist-petrolio); color: #fff; font-size: 14px; }
.ist-footer .wrap { padding-top: 26px; padding-bottom: 22px; }
.ist-foot-cols { display: grid; grid-template-columns: minmax(0, 460px); gap: 30px; }
.ist-foot-col p { margin: 0 0 10px; line-height: 1.5; }
.ist-foot-logo { display: block; height: 52px; width: auto; margin-bottom: 14px; }
.ist-foot-brand { font-size: 18px; font-weight: 700; }
.ist-foot-bottom {
  display: flex; justify-content: flex-end; margin-top: 10px;
  padding-top: 16px; border-top: 1px solid rgba(255,255,255,.2);
}
.ist-copy { font-size: 13px; white-space: nowrap; }

/* ---- Contenuto ---- */
main { flex: 1; }
main .wrap { margin-top: 24px; margin-bottom: 60px; }

.uc {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 18px 20px; margin-bottom: 20px;
}
.uc h2 { margin: 0 0 4px; font-size: 16px; }
.uc .example { color: var(--muted); font-size: 13px; margin: 0 0 14px; }

.media-grid { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-start; }

/* Le misure degli artefatti restano nella pagina: il tool si adatta a
   qualunque dimensione il sito ospite decida di dare ai propri contenuti. */
img.accessible-media { width: 440px; height: auto; display: block; background: #dde3ea; }
video.accessible-media { width: 600px; height: auto; display: block; background: #dde3ea; }
audio.accessible-media { width: 320px; display: block; }
.accessible-media { max-width: 100%; border-radius: 8px; }

.doc-card {
  width: 320px; padding: 16px; border: 1px dashed var(--border); border-radius: 8px;
  background: #fbfcfe; display: flex; gap: 10px; align-items: center; font-size: 14px;
}
.doc-card .ico { font-size: 26px; }

/* ---- Fonte del contenuto ---- */
.media-item { display: flex; flex-direction: column; gap: 6px; }
/* Un po' di respiro sotto l'artefatto: attaccata al bordo la fonte sembrava
   parte del contenuto invece che una didascalia. */
.source { margin: 6px 0 0; font-size: 12.5px; color: var(--muted); }
.source a { color: var(--accent); }
/* Una fonte non ancora compilata resta evidente, così non passa inosservata */
.source a[href="#"] { color: var(--muted); text-decoration: underline dotted; }