/* Soluzione Home. Vocabolario di classi: la planimetria (atrio, vano, soglia, ballatoio,
   pianta, margine, brano, abaco, mensola, scaletta). Nessuna richiesta esterna. */

:root {
  --pln-carta: #F2EFE7;
  --pln-carta-cava: #E4DFD3;
  --pln-carta-rilievo: #FBF9F4;
  --pln-inchiostro: #1C2320;
  --pln-inchiostro-tenue: #5A6259;
  --pln-accento: #0F3A2E;
  --pln-accento-vivo: #1B4D3E;
  --pln-segnale: #8A4315;
  --pln-segnale-vivo: #A8551F;
  --pln-filo: #D6D0C2;
  --pln-filo-forte: #B7AF9C;
  --pln-selezione: #DCE4DA;

  --pln-titolo: "Avenir Next", Avenir, "Segoe UI", "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  --pln-testo: Utopia, "Utopia Std", "Bitstream Charter", Charter, "Charis SIL", "Noto Serif", Georgia, serif;
  --pln-cifra: "Arial Narrow", "Liberation Sans Narrow", "PT Sans Narrow", "Helvetica Neue Condensed", Tahoma, sans-serif;

  --pln-cornice: 74rem;
  --pln-misura: 38rem;
  --pln-margine-largh: 15rem;
  --pln-gola: 2.25rem;
  --pln-passo: 1.15rem;
  --pln-raggio: 14px;
  --pln-raggio-piccolo: 9px;
  --pln-interlinea: 1.62;

  --pln-t-base: 1.0625rem;
  --pln-t-piccolo: 0.8125rem;
  --pln-t-menu: 0.8125rem;
  --pln-t-h1: clamp(1.9rem, 1.2rem + 2.2vw, 2.65rem);
  --pln-t-h2: clamp(1.35rem, 1.05rem + 1vw, 1.8rem);
  --pln-t-h3: 1.0625rem;
}

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

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

body {
  margin: 0;
  background: var(--pln-carta);
  color: var(--pln-inchiostro);
  font-family: var(--pln-testo);
  font-size: var(--pln-t-base);
  line-height: var(--pln-interlinea);
}

::selection { background: var(--pln-selezione); }

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

a { color: var(--pln-segnale); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover, a:focus { color: var(--pln-segnale-vivo); }

h1, h2, h3, h4 {
  font-family: var(--pln-titolo);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.006em;
  margin: 0;
}

p { margin: 0 0 var(--pln-passo); }

.pln-corpo {
  width: 100%;
  max-width: var(--pln-cornice);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.pln-scorciatoia {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--pln-accento);
  color: var(--pln-carta);
  padding: 0.6rem 1rem;
  z-index: 40;
}
.pln-scorciatoia:focus { left: 0; }

/* ---------- testata ---------- */

.pln-testata {
  background: var(--pln-accento);
  color: var(--pln-carta);
  border-bottom: 3px solid var(--pln-segnale-vivo);
}

.pln-testata-riga {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.5rem;
  padding: 0.85rem 0 0.55rem;
}

.pln-insegna {
  font-family: var(--pln-titolo);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--pln-carta);
  text-decoration: none;
}
.pln-insegna:hover, .pln-insegna:focus { color: #F6E7D6; }

.pln-sottinsegna {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: #C9D8CE;
}

.pln-datario {
  margin-left: auto;
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.08em;
  color: #C9D8CE;
}

.pln-ballatoio { border-top: 1px solid rgba(242, 239, 231, 0.22); }

.pln-ballatoio-lista {
  list-style: none;
  margin: 0;
  padding: 0.45rem 0 0.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 1.35rem;
}

.pln-ballatoio-voce {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-menu);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--pln-carta);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 2px solid transparent;
}
.pln-ballatoio-voce:hover, .pln-ballatoio-voce:focus {
  color: #F6E7D6;
  border-bottom-color: var(--pln-segnale-vivo);
}

/* ---------- atrio (banda di apertura) ---------- */

.pln-atrio {
  position: relative;
  overflow: hidden;
  background: var(--pln-accento);
  border-bottom: 1px solid var(--pln-filo-forte);
}

.pln-atrio-foto {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pln-velo {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(15, 58, 46, 0.93) 0%, rgba(15, 58, 46, 0.86) 52%, rgba(27, 77, 62, 0.74) 100%);
}

.pln-atrio-testo {
  position: relative;
  padding: 1.5rem 0 1.7rem;
  color: var(--pln-carta);
  max-width: 46rem;
}

.pln-atrio-testo h1 {
  font-size: var(--pln-t-h1);
  color: var(--pln-carta);
  margin-bottom: 0.7rem;
}

.pln-atrio-glossa {
  font-size: 1.09rem;
  color: #E3EAE2;
  margin-bottom: 0.8rem;
  max-width: 40rem;
}

.pln-quadranti {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.1rem;
  margin: 0;
  padding: 0;
}

.pln-quadrante {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: #C9D8CE;
}

.pln-quadrante b {
  display: block;
  font-family: var(--pln-titolo);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: #F0C9A4;
}

/* ---------- tratti ---------- */

.pln-tratto { padding: 1.5rem 0 0.4rem; }

.pln-tratto-testa {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 1rem;
  border-bottom: 2px solid var(--pln-accento);
  padding-bottom: 0.4rem;
  margin-bottom: 1.15rem;
}

.pln-tratto-titolo {
  font-size: var(--pln-t-h2);
  color: var(--pln-accento);
}

.pln-tratto-nota {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--pln-inchiostro-tenue);
  margin-left: auto;
}

/* ---------- vani (le sezioni) ---------- */

.pln-vani {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15.5rem), 1fr));
  gap: 1.05rem;
}

.pln-vano {
  background: var(--pln-carta-rilievo);
  border: 1px solid var(--pln-filo);
  border-radius: var(--pln-raggio);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.pln-vano-foto {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid var(--pln-filo);
}

.pln-vano-corpo { padding: 0.85rem 1rem 1.05rem; display: flex; flex-direction: column; gap: 0.4rem; }

.pln-vano-titolo { font-size: 1.14rem; }
.pln-vano-titolo a { color: var(--pln-accento); text-decoration: none; }
.pln-vano-titolo a:hover, .pln-vano-titolo a:focus { color: var(--pln-segnale-vivo); text-decoration: underline; }

.pln-vano-glossa {
  margin: 0;
  font-size: 0.95rem;
  color: var(--pln-inchiostro-tenue);
}

.pln-vano-conta {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--pln-segnale);
}

/* ---------- scaletta (flusso datato) ---------- */

.pln-scaletta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
  gap: 0.85rem 1.6rem;
}

.pln-riga {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--pln-filo);
}

.pln-miniatura {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--pln-raggio-piccolo);
  border: 1px solid var(--pln-filo);
}

.pln-riga-testa {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 0.7rem;
  align-items: baseline;
  margin-bottom: 0.2rem;
}

.pln-data {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.09em;
  color: var(--pln-inchiostro-tenue);
}

.pln-riga-sezione {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--pln-segnale);
  text-decoration: none;
}
.pln-riga-sezione:hover, .pln-riga-sezione:focus { text-decoration: underline; }

.pln-riga-titolo { font-size: var(--pln-t-h3); margin-bottom: 0.2rem; }
.pln-riga-titolo a { color: var(--pln-inchiostro); text-decoration: none; }
.pln-riga-titolo a:hover, .pln-riga-titolo a:focus { color: var(--pln-segnale-vivo); text-decoration: underline; }

.pln-riga-glossa { margin: 0; font-size: 0.92rem; color: var(--pln-inchiostro-tenue); }

/* ---------- mensola (schede in evidenza) ---------- */

.pln-mensola {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
  gap: 1.05rem;
}

.pln-scheda {
  border: 1px solid var(--pln-filo-forte);
  border-radius: var(--pln-raggio);
  background: var(--pln-carta-rilievo);
  overflow: hidden;
}

.pln-scheda-foto {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.pln-scheda-corpo { padding: 0.85rem 1rem 1rem; }

.pln-scheda-titolo { font-size: 1.06rem; margin-bottom: 0.35rem; }
.pln-scheda-titolo a { color: var(--pln-accento); text-decoration: none; }
.pln-scheda-titolo a:hover, .pln-scheda-titolo a:focus { text-decoration: underline; color: var(--pln-segnale-vivo); }

.pln-scheda-glossa { margin: 0; font-size: 0.93rem; color: var(--pln-inchiostro-tenue); }

/* ---------- strisce (rimandi brevi) ---------- */

.pln-strisce {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: 0.9rem;
}

.pln-striscia {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: 0.7rem;
  align-items: center;
}

.pln-striscia-foto {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--pln-raggio-piccolo);
  border: 1px solid var(--pln-filo);
}

.pln-striscia-titolo { font-size: 0.97rem; line-height: 1.3; }
.pln-striscia-titolo a { color: var(--pln-inchiostro); text-decoration: none; }
.pln-striscia-titolo a:hover, .pln-striscia-titolo a:focus { color: var(--pln-segnale-vivo); text-decoration: underline; }

/* ---------- pianta a due colonne ---------- */

.pln-pianta {
  display: grid;
  grid-template-columns: var(--pln-margine-largh) minmax(0, 1fr);
  gap: var(--pln-gola);
  align-items: start;
  padding: 1.6rem 0 0.5rem;
}

.pln-pianta--specchiata { grid-template-columns: minmax(0, 1fr) var(--pln-margine-largh); }
.pln-pianta--specchiata .pln-margine { order: 2; }

.pln-margine {
  font-size: 0.92rem;
  border-top: 3px solid var(--pln-accento);
  padding-top: 0.7rem;
}

.pln-margine-titolo {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--pln-inchiostro-tenue);
  margin: 0 0 0.45rem;
}

.pln-margine + .pln-margine, .pln-margine-blocco + .pln-margine-blocco { margin-top: 1.2rem; }

.pln-margine-lista { list-style: none; margin: 0 0 0.4rem; padding: 0; }
.pln-margine-lista li { padding: 0.3rem 0; border-bottom: 1px solid var(--pln-filo); }

.pln-lettura { max-width: var(--pln-misura); }

/* ---------- soglia (percorso di lettura) ---------- */

.pln-soglia {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.08em;
  color: var(--pln-inchiostro-tenue);
  padding: 0.8rem 0 0;
}
.pln-soglia ol { list-style: none; display: flex; flex-wrap: wrap; gap: 0.35rem; margin: 0; padding: 0; }
.pln-soglia li::after { content: " \203A"; color: var(--pln-filo-forte); }
.pln-soglia li:last-child::after { content: ""; }

/* ---------- corpo redazionale ---------- */

.pln-titolo-pagina { font-size: var(--pln-t-h1); color: var(--pln-accento); margin: 0.5rem 0 0.6rem; }

.pln-etichetta {
  display: inline-block;
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--pln-segnale);
  border: 1px solid var(--pln-filo-forte);
  border-radius: 999px;
  padding: 0.1rem 0.6rem;
}

.pln-firma {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.09em;
  color: var(--pln-inchiostro-tenue);
  margin-bottom: 1rem;
}

.pln-esergo {
  border-top: 2px solid var(--pln-accento);
  border-bottom: 1px solid var(--pln-filo-forte);
  padding: 0.85rem 0;
  margin: 0 0 1.3rem;
  font-size: 1.13rem;
  max-width: var(--pln-misura);
}

.pln-tavola { margin: 0 0 1.4rem; }

.pln-tavola img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--pln-raggio);
  border: 1px solid var(--pln-filo);
}

.pln-didascalia {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.02em;
  color: var(--pln-inchiostro-tenue);
  padding-top: 0.45rem;
  max-width: var(--pln-misura);
}

.pln-brano {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr);
  gap: 0 1.6rem;
  margin-bottom: 1.5rem;
}

.pln-manchetta {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--pln-accento);
  border-top: 2px solid var(--pln-segnale-vivo);
  padding-top: 0.3rem;
}

.pln-brano > *:not(.pln-manchetta) { grid-column: 2; max-width: var(--pln-misura); }

.pln-brano h2 { font-size: var(--pln-t-h2); color: var(--pln-accento); margin-bottom: 0.55rem; }
.pln-brano h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.pln-brano ul, .pln-brano ol { margin: 0 0 var(--pln-passo); padding-left: 1.15rem; }
.pln-brano li { margin-bottom: 0.35rem; }

.pln-notula {
  border-left: 3px solid var(--pln-segnale-vivo);
  background: var(--pln-carta-cava);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--pln-raggio-piccolo) var(--pln-raggio-piccolo) 0;
  font-size: 0.97rem;
  margin: 0 0 var(--pln-passo);
}

.pln-rinvio { white-space: nowrap; }

/* ---------- abaco (tabelle) ---------- */

.pln-abaco {
  overflow-x: auto;
  border: 1px solid var(--pln-filo-forte);
  border-radius: var(--pln-raggio-piccolo);
  margin: 0 0 1.4rem;
}

.pln-tabella {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.94rem;
}

.pln-tabella caption {
  caption-side: top;
  text-align: left;
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--pln-inchiostro-tenue);
  padding: 0.55rem 0.75rem;
  background: var(--pln-carta-cava);
}

.pln-tabella th, .pln-tabella td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--pln-filo);
  vertical-align: top;
}

.pln-tabella thead th {
  font-family: var(--pln-titolo);
  font-size: 0.9rem;
  background: var(--pln-carta-cava);
  color: var(--pln-accento);
}

.pln-tabella tbody tr:nth-child(even) { background: var(--pln-carta-rilievo); }

/* ---------- nomenclatura ---------- */

.pln-nomenclatura { margin: 0 0 1.4rem; }

.pln-voce {
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: 0.3rem 1.4rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--pln-filo);
}

.pln-lemma {
  font-family: var(--pln-titolo);
  font-weight: 600;
  color: var(--pln-accento);
}

.pln-glossa { margin: 0; }

/* Dans la colonne de repères, la nomenclature passe sur une seule colonne :
   12 rem de vedette dans 15 rem de marge coupaient la glose à un mot par ligne. */
.pln-margine .pln-nomenclatura { margin-bottom: 0.6rem; }
.pln-margine .pln-voce {
  grid-template-columns: minmax(0, 1fr);
  gap: 0.1rem;
  padding: 0.5rem 0;
  font-size: 0.88rem;
}
.pln-margine .pln-lemma { font-size: 0.95rem; }

.pln-lettera {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--pln-segnale);
  border-bottom: 2px solid var(--pln-segnale-vivo);
  display: inline-block;
  margin: 1.2rem 0 0.3rem;
}

.pln-alfabeto {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin: 0 0 1.2rem;
  padding: 0;
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.1em;
}
.pln-alfabeto a {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border: 1px solid var(--pln-filo-forte);
  border-radius: 4px;
  text-decoration: none;
}

/* ---------- rinvii ---------- */

.pln-rinvii {
  border-top: 2px solid var(--pln-accento);
  padding-top: 0.9rem;
  margin: 1.8rem 0 0;
}

.pln-rinvii-lista {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: 0.85rem 1.4rem;
}

.pln-rinvii-lista li {
  display: grid;
  grid-template-columns: 4.4rem minmax(0, 1fr);
  gap: 0.75rem;
  align-items: start;
}

.pln-rinvii-lista img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--pln-raggio-piccolo);
  border: 1px solid var(--pln-filo);
}

.pln-rinvii-lista p { margin: 0; font-size: 0.93rem; }

/* ---------- tappe ---------- */

.pln-tappe { list-style: none; margin: 1.4rem 0 0; padding: 0; }
.pln-tappe li {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 0.8rem;
  padding: 0.45rem 0;
  border-top: 1px solid var(--pln-filo);
  font-size: 0.95rem;
}
.pln-tappe b {
  font-family: var(--pln-cifra);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--pln-inchiostro-tenue);
}

.pln-menzione {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.06em;
  color: var(--pln-inchiostro-tenue);
}

.pln-flusso > * + * { margin-top: var(--pln-passo); }

/* ---------- colophon ---------- */

.pln-colophon {
  margin-top: 2.6rem;
  background: var(--pln-accento);
  color: #DCE4DA;
  border-top: 3px solid var(--pln-segnale-vivo);
  font-size: 0.93rem;
}

.pln-colophon-griglia {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: 1.4rem;
  padding: 1.8rem 0 1.2rem;
}

.pln-colophon h2 {
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #F0C9A4;
  margin-bottom: 0.5rem;
}

.pln-colophon a { color: #F6E7D6; }
.pln-colophon ul { list-style: none; margin: 0; padding: 0; }
.pln-colophon li { padding: 0.2rem 0; }

.pln-colophon-piede {
  border-top: 1px solid rgba(242, 239, 231, 0.2);
  padding: 0.75rem 0 1.4rem;
  font-family: var(--pln-cifra);
  font-size: var(--pln-t-piccolo);
  letter-spacing: 0.06em;
}

/* ---------- schermi stretti ---------- */

@media (max-width: 62rem) {
  .pln-pianta, .pln-pianta--specchiata { grid-template-columns: minmax(0, 1fr); }
  .pln-pianta--specchiata .pln-margine { order: 0; }
  .pln-margine { margin-top: 1.6rem; }
  .pln-brano { grid-template-columns: minmax(0, 1fr); gap: 0.35rem; }
  .pln-manchetta { grid-column: 1; grid-row: auto; }
  .pln-brano > *:not(.pln-manchetta) { grid-column: 1; }
  .pln-voce { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 34rem) {
  .pln-riga { grid-template-columns: 4.8rem minmax(0, 1fr); }
  .pln-datario { margin-left: 0; width: 100%; }
  .pln-atrio-testo { padding: 1.6rem 0 1.7rem; }
}

@media print {
  .pln-ballatoio, .pln-margine, .pln-alfabeto, .pln-colophon-griglia { display: none; }
  .pln-abaco { overflow: visible; }
  body { background: #fff; }
}