/* Piastra Dev · le regole del marchio stanno in BRAND.md */

@font-face {
  font-family: "Geist";
  src: url("caratteri/Geist-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("caratteri/GeistMono-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --nero: #111111;
  --carta: #F4F4F2;
  --grigio: #8C8C8C;
  --rosso: #E5332A;

  --fondo: var(--carta);
  --testo: var(--nero);
  --testo-2: #5E5E5E;
  --punti: #CFCFCB;
  --spento: #E2E2DF;
  --linea: #DADAD6;
  --scuro-fondo: var(--nero);
  --scuro-testo: var(--carta);
  --scuro-testo-2: #A3A3A3;
  --scuro-linea: #2A2A2A;

  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sans: "Geist", -apple-system, "Helvetica Neue", Arial, sans-serif;
  --gutter: clamp(16px, 5vw, 64px);
  --max: 1200px;
  --lato: max(var(--gutter), calc((100% - var(--max)) / 2));
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #0B0B0B;
    --testo: var(--carta);
    --testo-2: #A3A3A3;
    --punti: #2C2C2C;
    --spento: #222222;
    --linea: #262626;
    --scuro-fondo: #F4F4F2;
    --scuro-testo: #111111;
    --scuro-testo-2: #5E5E5E;
    --scuro-linea: #DADAD6;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

body {
  margin: 0;
  background: var(--fondo);
  color: var(--testo);
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-weight: 300; letter-spacing: -0.02em; line-height: 1.05; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(44px, 8vw, 112px); }
h2 { font-size: clamp(34px, 5.2vw, 72px); max-width: 16ch; }
h3 { font-size: 26px; font-weight: 400; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: inherit; }

:focus-visible { outline: 2px solid var(--rosso); outline-offset: 3px; border-radius: 4px; }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.salta { position: absolute; left: 16px; top: -100px; z-index: 20; }
.salta:focus { top: 16px; }

/* Etichette in monospazio, come le misure di un pezzo */
.etichetta, .num, .tipo, .et, .stato, .pill, .piede, .email, .conta, .salta {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.etichetta { display: flex; align-items: center; gap: 10px; color: var(--testo-2); margin-bottom: 24px; }
.punto { width: 10px; height: 10px; border-radius: 50%; background: var(--rosso); flex: none; }

/* La griglia di punti sotto le sezioni chiare */
.griglia {
  background-image: radial-gradient(circle, var(--punti) 1.2px, transparent 1.6px);
  background-size: 24px 24px;
  background-position: 12px 12px;
}

/* Pulsanti a pillola */
.pill {
  display: inline-flex; align-items: center; gap: 12px;
  min-height: 44px; padding: 0 20px;
  border-radius: 999px;
  background: var(--testo); color: var(--fondo);
  text-decoration: none;
  transition: transform .15s ease, background-color .2s ease;
}
.pill span { transition: transform .2s ease; }
.pill:hover span { transform: translateX(4px); }
.pill:active { transform: scale(.97); }
.pill.grande { min-height: 56px; padding: 0 28px; margin-top: 40px; }
.scuro .pill { background: var(--scuro-testo); color: var(--scuro-fondo); }

/* Barra */
.barra {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 12px var(--lato);
  background: color-mix(in srgb, var(--fondo) 86%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: transform .35s ease, opacity .35s ease;
}
.js .barra { position: fixed; left: 0; right: 0; transform: translateY(-100%); opacity: 0; pointer-events: none; }
.js.oltre .barra { transform: none; opacity: 1; pointer-events: auto; }
.marchio { display: inline-flex; align-items: center; min-height: 44px; color: var(--testo); }
.logo { height: 30px; width: auto; display: block; }

/* Sezioni */
section { padding: clamp(72px, 12vw, 160px) var(--lato); }
.scuro { background: var(--scuro-fondo); color: var(--scuro-testo); }
.scuro .etichetta { color: var(--scuro-testo-2); }
.intro { font-size: clamp(19px, 2vw, 24px); color: var(--testo-2); max-width: 34ch; margin-top: 28px; text-wrap: pretty; }
.scuro .intro { color: var(--scuro-testo-2); }

/* Apertura: quasi vuota, come una pagina di ricerca. Solo la piastra e la domanda. */
.apertura {
  min-height: 100vh; min-height: 100svh;
  display: grid; grid-template-rows: auto 1fr; justify-items: center;
  padding: clamp(28px, 5vh, 48px) var(--gutter) 96px;
  position: relative; overflow: hidden;
}
.marchio-alto { width: clamp(150px, 16vw, 200px); will-change: transform; }
.centro { width: min(100%, 600px); align-self: center; display: grid; justify-items: center; will-change: transform, opacity; padding-bottom: 6vh; }
.piastra { display: block; width: 100%; height: auto; overflow: visible; }
.piastra .b { fill: var(--spento); cursor: pointer; transition: fill .25s ease; }
.piastra .on { fill: var(--testo); }
.piastra .dev { fill: var(--grigio); }
.piastra .rosso { fill: var(--rosso); }
.piastra .tuo { fill: var(--rosso); }
@media (prefers-reduced-motion: no-preference) {
  .js .piastra .on, .js .piastra .dev, .js .piastra .rosso { animation: accendi .5s ease both; animation-delay: calc(var(--c) * 22ms + 150ms); }
  @keyframes accendi { from { fill: var(--spento); } }
}
.giu { position: absolute; left: 50%; bottom: 20px; width: 44px; height: 44px; margin-left: -22px;
  display: grid; place-items: center; border-radius: 50%; }
.giu span { width: 8px; height: 8px; border-radius: 50%; background: var(--testo-2); }
@media (prefers-reduced-motion: no-preference) {
  .giu span { animation: scendi 2.4s ease-in-out infinite; }
  @keyframes scendi { 0%, 100% { transform: translateY(-6px); opacity: .3; } 50% { transform: translateY(6px); opacity: 1; } }
}

/* La domanda */
.richiesta { width: 100%; display: grid; justify-items: center; gap: 8px; }
.campo { width: 100%; }
.richiesta textarea, .richiesta input {
  display: block; width: 100%;
  font: 400 18px/1.45 var(--sans); color: var(--testo);
  background: var(--fondo); border: 1px solid var(--linea); border-radius: 28px;
  padding: 15px 24px; min-height: 56px; resize: none; overflow: hidden;
  box-shadow: 0 1px 2px rgb(0 0 0 / .04), 0 4px 16px rgb(0 0 0 / .04);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.richiesta textarea:hover, .richiesta input:hover { border-color: var(--grigio); }
.richiesta textarea:focus, .richiesta input:focus { outline: none; border-color: var(--testo); box-shadow: 0 2px 4px rgb(0 0 0 / .06), 0 8px 28px rgb(0 0 0 / .08); }
.richiesta textarea:focus-visible, .richiesta input:focus-visible { outline: 2px solid var(--rosso); outline-offset: 3px; }
.richiesta ::placeholder { color: var(--testo-2); opacity: 1; }
.passo-email { width: 100%; display: grid; gap: 8px; }
.passo-email label { font-family: var(--mono); font-size: 14px; letter-spacing: .04em; text-transform: uppercase; color: var(--testo-2); text-align: center; margin-top: 8px; }
.js .passo-email { max-height: 0; opacity: 0; visibility: hidden; overflow: hidden; padding: 0 6px;
  transition: max-height .4s ease, opacity .3s ease, visibility 0s .4s; }
.js .richiesta.aperta .passo-email { max-height: 520px; opacity: 1; visibility: visible; padding: 0 6px 8px;
  transition: max-height .4s ease, opacity .3s ease .05s; }
.richiesta .pill.grande { margin-top: 20px; }
.richiesta button { border: 0; font-family: var(--mono); font-size: 14px; letter-spacing: .04em; text-transform: uppercase; cursor: pointer; }
.richiesta button[disabled] { cursor: progress; opacity: .7; }
.richiesta .attesa span { animation: va 0.8s ease-in-out infinite; }
@keyframes va { 50% { transform: translateX(6px); } }
@media (prefers-reduced-motion: reduce) { .richiesta .attesa span { animation: none; } }
.visto { font-family: var(--mono); font-size: 14px; letter-spacing: .04em; color: var(--testo-2); min-height: 1.5em; display: flex; gap: 8px; align-items: center; }
.visto:not(:empty)::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--rosso); }
.esito { min-height: 1.5em; font-size: 17px; text-align: center; }
.esito.ko::before { content: "! "; color: var(--rosso); font-weight: 600; }
.nascosto { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Il manifesto */
.manifesto { min-height: 90vh; display: grid; align-content: center; }
.enorme { font-size: clamp(52px, 11vw, 168px); max-width: none; }
.manifesto .intro { margin-top: 40px; }

/* Metodo */
.passi { list-style: none; padding: 0; display: grid; gap: 0; margin-top: clamp(48px, 7vw, 96px);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); border-top: 1px solid var(--scuro-linea); }
.passi li { padding: 32px 32px 32px 0; border-bottom: 1px solid var(--scuro-linea); }
.passi .num { color: var(--scuro-testo-2); margin-bottom: 40px; }
.passi h3 { margin-bottom: 16px; }
.passi li p:last-child { color: var(--scuro-testo-2); max-width: 34ch; }

/* Lavori */
.elenco { list-style: none; padding: 0; margin-top: clamp(48px, 7vw, 96px); display: grid; gap: clamp(48px, 7vw, 96px); }
.lavoro { display: grid; grid-template-columns: minmax(0, 1fr); gap: 24px; align-items: start; }
@media (min-width: 860px) {
  .lavoro { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 48px; }
}
.lavoro-testo { display: grid; gap: 12px; padding-top: 8px; }
.lavoro .num { color: var(--testo-2); }
.lavoro .tipo { color: var(--testo-2); margin-bottom: 12px; }
.lavoro p:not(.num):not(.tipo) { color: var(--testo); max-width: 40ch; }
.et { display: block; color: var(--testo-2); margin-bottom: 4px; }
.stato { justify-self: start; display: inline-flex; align-items: center; gap: 8px; margin-top: 8px; color: var(--testo-2); }
a.stato { min-height: 44px; padding: 0 16px; border: 1px solid var(--linea); border-radius: 999px; background: var(--fondo); }
.stato::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--grigio); }
a.stato { color: var(--testo); text-decoration: none; }
a.stato::before { background: var(--rosso); }
a.stato:hover { border-color: var(--testo); }

.foto { position: relative; aspect-ratio: 16 / 10; background: var(--spento); border-radius: 12px; overflow: hidden; margin: 0; }
.foto img { display: block; width: 100%; height: 100%; object-fit: cover; }
.foto.vuota {
  background-color: var(--fondo);
  background-image: radial-gradient(circle, var(--grigio) 1.6px, transparent 2px);
  background-size: 16px 16px;
  border: 1px solid var(--linea);
}
/* Il nome dell'immagine: solo dove lavora Riccardo */
.nomi .foto::after {
  content: attr(data-nome);
  position: absolute; left: 12px; top: 12px;
  font: 600 13px/1 var(--mono); letter-spacing: .06em;
  padding: 6px 8px; border-radius: 6px; background: #FFE14D; color: #111;
}

/* Contatto */
.contatto h2 { max-width: 22ch; }
.email { margin-top: 24px; }
.email a { display: inline-flex; align-items: center; min-height: 44px; color: var(--scuro-testo-2); text-underline-offset: 4px; }
.email a:hover { color: var(--scuro-testo); }

/* Piede */
.piede { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 24px var(--lato); color: var(--testo-2); }

/* 404 */
.vuoto { min-height: 80vh; display: block; padding-top: clamp(96px, 16vh, 160px); }

@media (max-width: 520px) {
  body { font-size: 17px; }
  .logo { height: 24px; }
  .barra .pill { padding: 0 16px; white-space: nowrap; }
  .passi li { padding-right: 0; }
}


/* Il resto compare scorrendo (solo con JS e senza movimenti ridotti) */
@media (prefers-reduced-motion: no-preference) {
  .js .appare { opacity: 0; translate: 0 32px; transition: opacity .8s ease, translate .8s cubic-bezier(.2,.7,.2,1); }
  .js .appare.dentro { opacity: 1; translate: 0 0; }
  .js .passi .appare:nth-child(2) { transition-delay: .1s; }
  .js .passi .appare:nth-child(3) { transition-delay: .2s; }
  [data-parallasse] { will-change: transform; }
  .js .griglia-lenta { background-position: 12px calc(12px + var(--sfondo, 0px)); }
}
.contatto .torna { margin-top: 40px; }
@media (max-width: 520px) {
  .richiesta textarea { min-height: 84px; border-radius: 24px; padding: 14px 20px; }
  .richiesta input { padding: 14px 20px; }
}
@media (min-width: 900px) { .passi h3 { min-height: 2.1em; } }

/* Pagine senza prima schermata (privacy, 404): la barra c'è sempre */
.js .sempre .barra { position: sticky; transform: none; opacity: 1; pointer-events: auto; }

/* Testo lungo (privacy) */
.testo-lungo { padding: clamp(48px, 8vw, 96px) var(--lato) clamp(72px, 10vw, 120px); }
.testo-lungo > * { max-width: 68ch; }
.testo-lungo h1 { font-size: clamp(40px, 6vw, 72px); margin-bottom: 24px; }
.testo-lungo h2 { font-size: 24px; font-weight: 400; margin-top: 40px; margin-bottom: 8px; max-width: none; }
.testo-lungo p { color: var(--testo-2); }
.testo-lungo .etichetta { color: var(--testo-2); }

/* Piede con i dati legali */
.piede { align-items: baseline; }
.piede .legale { flex: 1 1 320px; text-transform: none; letter-spacing: 0; font-family: var(--sans); }
.piede a { display: inline-flex; align-items: center; min-height: 44px; color: var(--testo-2); text-underline-offset: 4px; }
.piede a:hover { color: var(--testo); }

/* Il carosello dei lavori: fino a 7 foto che scorrono di lato */
.carosello { position: relative; }
.binario { display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory; overscroll-behavior-x: contain;
  scrollbar-width: none; border-radius: 12px; }
.binario::-webkit-scrollbar { display: none; }
.binario > .foto { flex: 0 0 100%; scroll-snap-align: center; }
.binario:focus-visible { outline: 2px solid var(--rosso); outline-offset: 4px; }
@media (prefers-reduced-motion: no-preference) { .binario { scroll-behavior: smooth; } }
.comandi { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.comandi button { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--linea); background: var(--fondo);
  color: var(--testo); font: 400 18px/1 var(--mono); cursor: pointer; display: grid; place-items: center;
  transition: border-color .2s ease, transform .15s ease; }
.comandi button:hover { border-color: var(--testo); }
.comandi button:active { transform: scale(.94); }
.comandi button[disabled] { opacity: .35; cursor: default; }
.conta-foto { font-family: var(--mono); font-size: 14px; letter-spacing: .04em; color: var(--testo-2); min-width: 7ch; text-align: center; }
s { text-decoration-thickness: 2px; text-decoration-color: var(--rosso); }

/* Il racconto: compare con l'email, cresce mentre si scrive */
.passo-email textarea { min-height: 84px; border-radius: 20px; }
.facoltativo { text-transform: none; letter-spacing: 0; font-family: var(--sans); }