/* Tribunus Plebis — stile base. System font stack, nessun font esterno.
   Proprietà logiche (inline-start/end) ovunque: il layout si specchia da solo con dir="rtl". */

:root {
  --bg: #fbf8f3;
  --surface: #ffffff;
  --ink: #1c1b1a;
  --muted: #55514a;
  --line: #ddd5c6;
  --brand: #1d3557;
  --on-brand: #ffffff;
  --accent: #f2a541;
  --link: #1d3fa6;
  --ok-bg: #e3f3e6;
  --ok-ink: #14532d;
  --warn-bg: #fdecc8;
  --warn-ink: #6b3f00;
  --focus: #0b57d0;
  --btn-bg: #1d3557;
  --btn-ink: #ffffff;
  --radius: 0.75rem;
  --gutter: 1rem;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  color-scheme: light dark;
}

:root[data-theme="light"] { color-scheme: light; }

/* Tema scuro: DUE blocchi con gli stessi colori (scripts/check.mjs controlla che restino identici).
   Il primo vale per chi ha il sistema in scuro e non ha scelto nulla; il secondo per chi ha scelto «scuro» col pulsante. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121316;
    --surface: #1b1d22;
    --ink: #ecebe8;
    --muted: #b4afa5;
    --line: #34363d;
    --brand: #0f1d33;
    --on-brand: #ffffff;
    --accent: #f2a541;
    --link: #a9c4ff;
    --ok-bg: #12301d;
    --ok-ink: #b8e8c4;
    --warn-bg: #3a2c0b;
    --warn-ink: #ffdca1;
    --focus: #8ab4ff;
    --btn-bg: #a9c4ff;
    --btn-ink: #0f1d33;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121316;
  --surface: #1b1d22;
  --ink: #ecebe8;
  --muted: #b4afa5;
  --line: #34363d;
  --brand: #0f1d33;
  --on-brand: #ffffff;
  --accent: #f2a541;
  --link: #a9c4ff;
  --ok-bg: #12301d;
  --ok-ink: #b8e8c4;
  --warn-bg: #3a2c0b;
  --warn-ink: #ffdca1;
  --focus: #8ab4ff;
  --btn-bg: #a9c4ff;
  --btn-ink: #0f1d33;
}

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

/* L'attributo hidden deve vincere anche su classi che impostano display (es. .button). */
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
}

img, svg { max-inline-size: 100%; height: auto; }

h1, h2, h3, h4 { line-height: 1.2; margin-block: 0 0.5em; text-wrap: balance; }
h1 { font-size: clamp(2rem, 6vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2rem); margin-block-start: 2.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }
p, ul, ol { margin-block: 0 1em; }

a { color: var(--link); text-underline-offset: 0.18em; }
a:hover { text-decoration-thickness: 0.15em; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 2px; }

.container { max-inline-size: 64rem; margin-inline: auto; padding-inline: var(--gutter); }

.visually-hidden {
  position: absolute !important;
  inline-size: 1px; block-size: 1px;
  margin: -1px; padding: 0; border: 0;
  overflow: hidden; clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  inset-inline-start: var(--gutter);
  inset-block-start: -4rem;
  background: var(--brand);
  color: var(--on-brand);
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  z-index: 10;
}
.skip-link:focus { inset-block-start: var(--gutter); }

/* Intestazione */
.site-header { background: var(--brand); color: var(--on-brand); border-block-end: 4px solid var(--accent); }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1.5rem; padding-block: 0.75rem; }
.brand { color: var(--on-brand); font-weight: 700; font-size: 1.25rem; text-decoration: none; letter-spacing: 0.02em; }
.site-nav { flex: 1 1 auto; }
.site-nav ul { display: flex; flex-wrap: wrap; gap: 0.25rem 1rem; list-style: none; margin: 0; padding: 0; }
.site-nav a { color: var(--on-brand); text-decoration: none; padding: 0.4rem 0.1rem; border-block-end: 3px solid transparent; display: inline-block; }
.site-nav a:hover { border-block-end-color: rgba(255, 255, 255, 0.6); }
.site-nav a[aria-current="page"] { border-block-end-color: var(--accent); font-weight: 600; }
.site-header :focus-visible { outline-color: #ffffff; }
.lang-select {
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 2px solid var(--line);
  border-radius: 0.5rem;
  padding: 0.35rem 0.5rem;
  min-block-size: 2.5rem;
}

.header-tools { display: flex; align-items: center; gap: 0.5rem; }
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 2.5rem;
  block-size: 2.5rem;
  padding: 0;
  color: var(--on-brand);
  background: transparent;
  border: 2px solid rgba(255, 255, 255, 0.55);
  border-radius: 0.5rem;
  cursor: pointer;
}
.theme-toggle:hover { background: rgba(255, 255, 255, 0.14); }
.theme-toggle svg { inline-size: 1.3rem; block-size: 1.3rem; }

/* Contenuto */
main { display: block; padding-block: 2rem 3rem; }
main:focus { outline: none; }
.lead { font-size: clamp(1.2rem, 3vw, 1.5rem); line-height: 1.4; max-inline-size: 40rem; }
.muted { color: var(--muted); font-size: 0.95rem; }
.notice { background: var(--surface); border: 1px dashed var(--line); border-radius: var(--radius); padding: 1rem 1.25rem; }

.hero { padding-block: 1.5rem 1rem; }
.hero h1 { margin-block-end: 0.35em; }
.hero p.sub { max-inline-size: 40rem; color: var(--muted); }

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-block: 1.5rem; }
.button {
  display: inline-block;
  background: var(--btn-bg);
  color: var(--btn-ink);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid var(--btn-bg);
  min-block-size: 2.75rem;
}
.button:hover { filter: brightness(1.15); }
.button.secondary { background: transparent; color: var(--ink); border-color: var(--ink); }

/* Manifesto */
.principles { list-style: none; padding: 0; margin: 0; display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.principle { background: var(--surface); border: 1px solid var(--line); border-inline-start: 5px solid var(--accent); border-radius: var(--radius); padding: 1rem 1.25rem; }
.principle h3 { margin-block-end: 0.25em; }
.principle p { margin: 0; }
.principles + .muted { margin-block-start: 1rem; }

.places { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }

/* Schede */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.25rem; }
.card h4 { margin-block-end: 0.35em; }
.card p:last-child { margin-block-end: 0; }
.card-date { color: var(--muted); font-size: 0.9rem; margin-block-end: 0.25em; }
.stack { display: grid; gap: 1rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); }
.stat-group { margin-block-start: 1.5rem; }
.stat-value { font-size: 2rem; font-weight: 700; line-height: 1.1; margin-block-end: 0.15em; color: var(--ink); }
.attribution { font-style: italic; color: var(--muted); }
.source { font-size: 0.95rem; margin-block-start: 0.5rem; }

.tag { display: inline-block; font-size: 0.8rem; font-weight: 600; padding: 0.1rem 0.55rem; border-radius: 999px; margin-inline-start: 0.25rem; white-space: nowrap; }
.tag-ok { background: var(--ok-bg); color: var(--ok-ink); }
.tag-warn { background: var(--warn-bg); color: var(--warn-ink); }

/* Italia – Sud */
.slogan {
  background: var(--brand);
  color: var(--on-brand);
  border-inline-start: 8px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  font-size: clamp(1.25rem, 4vw, 1.9rem);
  font-weight: 800;
  line-height: 1.25;
  margin-block: 1rem 1.5rem;
  letter-spacing: 0.01em;
}
.legend { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.75rem 1.25rem; }
.legend h2 { margin-block-start: 0; font-size: 1.15rem; }
.legend ul { margin-block-end: 0; }

/* Il coro */
.chorus-count { font-size: 1.35rem; font-weight: 700; margin-block-end: 0.25em; }
.chorus-list { list-style: none; margin: 1rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chorus-list li { background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding: 0.3rem 0.9rem; overflow-wrap: anywhere; }
.chorus-list .place { color: var(--muted); font-size: 0.9em; margin-inline-start: 0.5em; }
.chorus-list .place::before { content: "· "; }

/* Badge */
.badge-tool { display: grid; gap: 1.25rem; }
.badge-preview { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; text-align: center; }
.badge-preview img { display: inline-block; inline-size: 320px; block-size: auto; max-inline-size: 100%; }
.style-field { border: 0; margin: 0; padding: 0; }
.style-field legend { font-weight: 600; margin-block-end: 0.35rem; padding: 0; }
.choice { display: inline-flex; align-items: center; gap: 0.4rem; margin-inline-end: 1.25rem; min-block-size: 2.25rem; }
.choice input { inline-size: 1.15rem; block-size: 1.15rem; accent-color: var(--link); }
.badge-compare { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.5rem; }
.badge-compare figure { margin: 0; }
.badge-compare figcaption { color: var(--muted); font-size: 0.9rem; margin-block-start: 0.35rem; }
.notice-ok { background: var(--ok-bg); color: var(--ok-ink); border: 1px solid var(--ok-ink); }
.snippet { margin: 0 0 0.5rem; padding: 0.75rem 1rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; font-size: 0.9rem; direction: ltr; text-align: start; }
.snippet code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; white-space: pre-wrap; overflow-wrap: anywhere; }
.field label { display: block; font-weight: 600; margin-block-end: 0.35rem; }
.field select { font: inherit; color: var(--ink); background: var(--surface); border: 2px solid var(--line); border-radius: 0.5rem; padding: 0.5rem 0.75rem; min-block-size: 2.75rem; min-inline-size: 12rem; }
.button-row { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
button.button { font: inherit; font-weight: 600; cursor: pointer; }

/* Pagine di testo (info) */
.prose { max-inline-size: 44rem; }
.prose h2 { font-size: 1.5rem; }
.prose li { margin-block-end: 0.35em; }
.toc { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.75rem 1.25rem; }
.toc ul { margin-block-end: 0; }
.info-text .todo { background: var(--warn-bg); color: var(--warn-ink); padding: 0 0.3em; border-radius: 0.25em; font-weight: 600; }
.info-text section { scroll-margin-block-start: 1rem; }

/* Piè di pagina */
.site-footer { background: var(--surface); border-block-start: 1px solid var(--line); padding-block: 1.5rem; color: var(--muted); font-size: 0.95rem; }
.site-footer p { margin-block-end: 0.5rem; }
.footer-small { font-size: 0.85rem; }
.footer-draft { color: var(--warn-ink); background: var(--warn-bg); display: inline-block; padding: 0.35rem 0.75rem; border-radius: var(--radius); }
.footer-draft[hidden] { display: none; }
.footer-links { display: flex; gap: 1.25rem; flex-wrap: wrap; margin-block-end: 0; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

@media print {
  .site-header, .site-footer, .skip-link, .actions { display: none; }
  body { background: #fff; color: #000; }
}