/* ============================================================
   NIINSTUDIO — Modello "Guida / Spiegone" (template-guida.php)
   Trasposizione del mockup niin/project/guida-impatto-acustico.html
   Caricato solo sulle pagine con questo template.
   ============================================================ */

/* ---- Testata articolo ---- */
.art-head { padding-top: clamp(2rem, 5vw, 3.5rem); }

.crumb {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  display: flex; gap: 0.6em; align-items: center;
  margin: 0;
}
.crumb a { color: var(--terracotta); text-decoration: none; }
.crumb a:hover { text-decoration: underline; }

.art-title {
  font-size: var(--t-d2);
  margin: 1.2rem 0 1.2rem;
  max-width: 24ch;
  line-height: 1.0;
}

.art-lead {
  font-size: var(--t-lead);
  line-height: 1.45;
  max-width: 34rem;
  color: var(--slate);
  font-weight: 380;
  margin: 0;
}

.art-meta {
  display: flex; flex-wrap: wrap; gap: 0.8rem 2rem;
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  margin-top: 2rem;
}
.art-meta .tc { color: var(--terracotta); }

/* ---- Corpo: 2 colonne con TOC sticky ---- */
.art-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(3.5rem, 9vw, 8rem);
}
@media (min-width: 940px) {
  .art-body { grid-template-columns: 15rem 1fr; }
  .art-body--solo { grid-template-columns: 1fr; }
}

.toc-wrap { position: relative; }
@media (min-width: 940px) {
  .toc-wrap { position: sticky; top: 6rem; align-self: start; }
}
.toc h4 {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--slate);
  margin: 0 0 1rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid var(--border);
}
.toc a[data-active] { color: var(--terracotta); }
.toc a[data-active]::before { color: var(--terracotta); }

/* ---- Prosa ---- */
.prose { max-width: var(--reading); min-width: 0; }
.prose p { margin: 0 0 1.3em; }
.prose h2 {
  font-family: var(--display);
  font-size: var(--t-h2);
  font-weight: 480;
  margin: 2.6em 0 0.5em;
  line-height: 1.05;
  scroll-margin-top: 6rem;
}
.prose h2:first-of-type { margin-top: 0.4em; }
.prose h3 {
  font-family: var(--display);
  font-size: var(--t-h3);
  font-weight: 520;
  margin: 2em 0 0.4em;
}
.prose strong, .prose b { font-weight: 600; }
.prose a {
  color: var(--terracotta);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--terracotta) 35%, transparent);
}
.prose a:hover { border-bottom-color: var(--terracotta); }
.prose ul, .prose ol { margin: 0 0 1.4em; padding-left: 1.3rem; }
.prose li { margin-bottom: 0.55em; }
.prose li::marker { color: var(--terracotta); }
.prose img { margin: 1.8rem 0; }

/* ---- Diagramma decisionale (blocco HTML riusabile nei contenuti) ---- */
.guida-flow {
  border: 1px solid var(--border);
  background: var(--carta-2);
  padding: clamp(1.3rem, 3vw, 2rem);
  margin: 2rem 0;
}
.guida-flow__title {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin: 0 0 1.4rem;
}
.guida-flow__steps { display: flex; flex-direction: column; gap: 0; }
.guida-flow__node { display: grid; grid-template-columns: auto 1fr; gap: 1rem; align-items: start; }
.guida-flow__bullet {
  width: 1.7rem; height: 1.7rem;
  border: 1px solid var(--navy);
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 0.72rem;
  color: var(--navy); flex: none;
  background: var(--carta);
}
.guida-flow__node--end .guida-flow__bullet { background: var(--terracotta); border-color: var(--terracotta); color: var(--carta); }
.guida-flow__txt { padding-bottom: 1.3rem; }
.guida-flow__txt b { font-family: var(--display); font-size: 1.12rem; font-weight: 540; display: block; margin-bottom: 0.15rem; }
.guida-flow__txt span { font-size: 0.96rem; color: var(--slate); }
.guida-flow__connector { width: 1px; height: 1.3rem; background: var(--border); margin-left: 0.85rem; }

/* ---- Tabella limiti a barre (blocco HTML riusabile nei contenuti) ---- */
.guida-limits { margin: 1.8rem 0; }
.guida-limits .limit-row { display: grid; grid-template-columns: 1fr; gap: 0.4rem; padding: 1rem 0; border-top: 1px solid var(--border); }
.guida-limits .limit-row:last-child { border-bottom: 1px solid var(--border); }
@media (min-width: 520px) {
  .guida-limits .limit-row { grid-template-columns: 12rem 1fr; gap: 1.4rem; align-items: center; }
}
.guida-limits dt { font-family: var(--display); font-size: 1.05rem; font-weight: 540; }
.guida-limits dd { margin: 0; display: flex; align-items: center; gap: 0.9rem; }
.guida-limits .bar { height: 0.7rem; background: var(--terracotta); flex: none; border-radius: 0; }
.guida-limits .val { font-family: var(--mono); font-size: 0.85rem; color: var(--slate); white-space: nowrap; }

/* ---- Pull-quote (pausa editoriale a metà pagina: respiro + ritmo) ---- */
.pull {
  margin: clamp(3rem, 7vw, 4.5rem) 0;
  padding: clamp(1.8rem, 4vw, 2.6rem) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pull .pull__k {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin: 0 0 1rem;
}
.pull p:last-child {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  line-height: 1.16;
  font-weight: 440;
  color: var(--navy);
  margin: 0;
  max-width: 20ch;
}

/* ---- Tabella semplice (es. limiti per classe acustica) ---- */
.prose .tabella-limiti {
  width: 100%;
  border-collapse: collapse;
  margin: 1.8rem 0;
  font-size: 0.96rem;
}
.prose .tabella-limiti th,
.prose .tabella-limiti td {
  text-align: left;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.prose .tabella-limiti thead th {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--terracotta);
  border-bottom-color: var(--navy);
}
.prose .tabella-limiti tbody td:first-child {
  font-family: var(--display);
  font-weight: 540;
  color: var(--navy);
}
.prose .tabella-limiti tbody td:nth-child(n+3) {
  font-family: var(--mono);
  white-space: nowrap;
}
@media (max-width: 560px) {
  .prose .tabella-limiti { font-size: 0.86rem; }
  .prose .tabella-limiti th,
  .prose .tabella-limiti td { padding: 0.6rem 0.5rem; }
}

/* ---- Riga prezzo (residuo widget prezzo, ricomposto da inc/guide.php) ---- */
.prezzo { display: inline-flex; align-items: baseline; gap: 0.7em; }
.prezzo__label {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate);
}
.prezzo__val {
  font-family: var(--display);
  font-size: 1.2rem;
  font-weight: 540;
  color: var(--navy);
}

/* ---- CTA inline (momento navy) ---- */
.cta-inline {
  background: var(--navy);
  color: var(--carta);
  padding: clamp(1.6rem, 4vw, 2.4rem);
  margin: 2.6rem 0;
  max-width: none;
}
.cta-inline p.k {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--champagne);
  margin: 0 0 0.8rem;
}
.cta-inline h3 {
  font-family: var(--display);
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 460;
  margin: 0 0 1.2rem;
  line-height: 1.1;
  max-width: 24ch;
}
.prose .cta-inline a.btn,
.cta-inline .btn { border-color: var(--champagne); color: var(--champagne); border-bottom-width: 1px; }
.prose .cta-inline a.btn:hover,
.cta-inline .btn:hover { background: var(--champagne); color: var(--navy); }

/* ---- Byline ---- */
.byline {
  display: flex; align-items: center; gap: 0.9rem;
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.byline__logo { color: var(--navy); flex: none; }
.byline__logo svg { display: block; height: 1.1rem; width: auto; fill: currentColor; }
.byline div { font-size: 0.95rem; }
.byline b { font-family: var(--display); }
.byline div span {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
  display: block; margin-top: 0.2rem;
}

/* ---- Correlate ---- */
.related-title { margin-top: clamp(4rem, 8vw, 7rem); margin-bottom: 1rem; font-size: var(--t-h3); }
.related { display: grid; grid-template-columns: 1fr; gap: 0; }
.related a {
  display: grid; grid-template-columns: 1fr auto; gap: 1rem;
  padding: 1.3rem 0;
  border-top: 1px solid var(--border);
  text-decoration: none; color: var(--navy);
  align-items: baseline;
  transition: padding-left 0.35s var(--ease);
}
.prose .related a { border-bottom: 0; }
.related a:last-child { border-bottom: 1px solid var(--border); }
.related a:hover { padding-left: 0.8rem; }
.related a:hover .t { color: var(--terracotta); }
.related .t { font-family: var(--display); font-size: 1.2rem; font-weight: 480; }
.related .c { font-family: var(--mono); font-size: var(--t-meta); letter-spacing: 0.1em; text-transform: uppercase; color: var(--terracotta); }

/* ============================================================
   PAGINA CONTATTI (page-contatti.php): form nativo + recapiti
   ============================================================ */
.contatti {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  padding-bottom: var(--sect-pad);
}

@media (min-width: 880px) {
  .contatti {
    grid-template-columns: 1.25fr 1fr;
    align-items: start;
  }
}

/* ---- Form ---- */
.cform__hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }

.cform__campo { margin: 0 0 1.4rem; }

.cform__campo label {
  display: block;
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.45rem;
}

/* Campi come "fogli" sulla carta: fondo bianco e bordo pieno — si vedono
   subito come superfici scrivibili (il solo filetto sotto si perdeva). */
.cform__campo input,
.cform__campo textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: #fff;
  font-family: var(--display);
  font-size: 1.15rem;
  color: var(--navy);
  padding: 0.75rem 0.95rem;
  border-radius: 0;
  resize: vertical;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.cform__campo input:focus,
.cform__campo textarea:focus {
  outline: none;
  border-color: var(--terracotta);
  box-shadow: inset 0 0 0 1px var(--terracotta);
}

/* Quando scrivi, anche l'etichetta del campo si accende. */
.cform__campo:focus-within label {
  color: var(--terracotta);
}

.cform__campo textarea::placeholder,
.cform__campo input::placeholder {
  color: var(--slate);
  opacity: 0.55;
}

.cform__privacy {
  font-size: var(--t-small);
  color: var(--slate);
  margin: 0 0 1.6rem;
}

.cform__privacy a { text-decoration: underline; text-underline-offset: 2px; }

.cform__errore {
  border: 1px solid var(--terracotta);
  border-radius: var(--radius);
  color: var(--navy);
  padding: 0.9rem 1.1rem;
  margin: 0 0 1.6rem;
  font-size: var(--t-small);
}

.cform__errore a { text-decoration: underline; text-underline-offset: 2px; }

.cform__esito h2 { font-family: var(--display); font-size: var(--t-h2); margin: 0 0 0.6rem; }
.cform__esito p { color: var(--slate); max-width: 44ch; }

/* ---- Recapiti ---- */
.recapiti { display: grid; gap: clamp(1.4rem, 3vw, 2rem); align-content: start; }

.recapiti__blocco {
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.recapiti__blocco .k {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin: 0 0 0.5rem;
}

.recapiti__blocco p { margin: 0 0 0.4rem; }

/* ---- Chiusura di contatto (modale + WhatsApp) ---- */
.cta-contatto {
  background: var(--navy);
  color: var(--carta);
  padding: clamp(1.8rem, 4vw, 2.6rem);
  margin: 3rem 0 0;
}
.cta-contatto .k {
  font-family: var(--mono);
  font-size: var(--t-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--champagne);
  margin: 0 0 0.8rem;
}
.cta-contatto h3 {
  font-family: var(--display);
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  font-weight: 460;
  line-height: 1.1;
  margin: 0 0 0.9rem;
  max-width: 24ch;
}
.cta-contatto__sub { color: rgba(245, 241, 232, 0.82); margin: 0 0 1.5rem; max-width: 46ch; }
.cta-contatto__azioni { display: flex; flex-wrap: wrap; gap: 0.8rem; }
.cta-contatto .btn { border-color: var(--champagne); color: var(--champagne); }
.cta-contatto .btn:hover { background: var(--champagne); color: var(--navy); }
.cta-contatto .btn--solid { background: var(--champagne); color: var(--navy); }
.cta-contatto .btn--solid:hover { background: var(--carta); border-color: var(--carta); }
.cta-contatto .cform__errore { margin: 0 0 1.2rem; }

/* ---- Modale contatto ---- */
.cmodal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: flex-start; justify-content: center; padding: clamp(1rem, 5vh, 4rem) var(--gutter); overflow-y: auto; }
.cmodal[hidden] { display: none; }
.cmodal__backdrop { position: fixed; inset: 0; background: var(--navy-soft); opacity: 0; transition: opacity 0.3s var(--ease); }
.cmodal.is-open .cmodal__backdrop { opacity: 1; }
.cmodal__panel { position: relative; background: var(--carta); color: var(--navy); width: min(40rem, 100%); margin: auto 0; padding: clamp(1.8rem, 4vw, 2.8rem); opacity: 0; transform: translateY(12px); transition: opacity 0.3s var(--ease), transform 0.3s var(--ease); }
.cmodal.is-open .cmodal__panel { opacity: 1; transform: none; }
.cmodal__close { position: absolute; top: 0.5rem; right: 0.7rem; background: none; border: 0; font-size: 1.9rem; line-height: 1; color: var(--navy); cursor: pointer; padding: 0.3rem 0.5rem; }
.cmodal__close:hover { color: var(--terracotta); }
.cmodal .k { font-family: var(--mono); font-size: var(--t-meta); letter-spacing: 0.14em; text-transform: uppercase; color: var(--terracotta); margin: 0 0 0.5rem; }
.cmodal h2 { font-family: var(--display); font-weight: 460; font-size: clamp(1.5rem, 3.5vw, 2.1rem); line-height: 1.05; margin: 0 0 1.5rem; }
.cmodal .cform { margin: 0; }
.cta-contatto__alt { margin: 1.5rem 0 0; padding-top: 1.3rem; border-top: 1px dotted rgba(234, 217, 176, 0.4); font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.04em; color: rgba(245, 241, 232, 0.82); }
.cta-contatto__alt a { color: var(--champagne); border-bottom: 1px solid rgba(234, 217, 176, 0.4); }
.cta-contatto__alt a:hover { border-bottom-color: var(--champagne); }