/* ============================================================
   LUIGI PIRINA — style.css
   Colori: la fonte è BRIEF.md, qui stanno come variabili in :root.
   Font: ABC Diatype quando i file saranno in fonts/ (vedi sotto),
   nel frattempo Instrument Sans da Google Fonts, a larghezza normale fissa.
   ============================================================ */

:root {
  --c-bg: #F1EFEA;
  --c-ink: #171717;
  --c-muted: #777570;
  --c-line: rgba(23, 23, 23, 0.14);

  --c-bvlgari: linear-gradient(180deg, #7F8EA5 0%, #B9A084 50%, #D28B4B 100%);
  --c-jlc: linear-gradient(180deg, #918A82 0%, #B8AA96 50%, #D5BD94 100%);
  --c-timex: linear-gradient(180deg, #777B70 0%, #9FA398 50%, #CAC9BB 100%);
  --c-d1: linear-gradient(180deg, #111214 0%, #303236 50%, #626569 100%);
  --c-freelancing: linear-gradient(180deg, #5E83A0 0%, #8FADC1 52%, #C3D3DC 100%);

  --font: "ABC Diatype", "Instrument Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;

  --gutter: clamp(16px, 3vw, 48px);
  --gap: clamp(10px, 1.5vw, 22px);
  --band: 100svh;           /* altezza della fascia fissa nome + filtri (dal JS) */
  --lead: 0px;              /* scroll durante il quale il nome si riduce (dal JS) */
  --viewport-height: 100vh;
  --transition-distance: 0px;

  /* Tre curve, sempre le stesse: entrate, riordino, hover. */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-snap: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ABC Diatype: quando i file sono in Sito/fonts/, togliere i commenti.
@font-face {
  font-family: "ABC Diatype";
  src: url("../fonts/ABCDiatype-Regular.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "ABC Diatype";
  src: url("../fonts/ABCDiatype-Medium.woff2") format("woff2");
  font-weight: 500; font-style: normal; font-display: swap;
}
*/

/* ---------- base ---------- */

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

html {
  background: var(--c-bg);
  color: var(--c-ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  display: flex; flex-direction: column;
  min-height: calc(var(--viewport-height) + var(--transition-distance));
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 400;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
ul { list-style: none; margin: 0; padding: 0; }
[hidden] { display: none !important; }

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

.visually-hidden {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: var(--gutter); top: -48px;
  padding: 8px 12px; background: var(--c-ink); color: var(--c-bg); font-size: 12px;
  transition: top 200ms var(--ease-snap); z-index: 10;
}
.skip:focus { top: 12px; }

/* link con sottolineatura che scorre */
.u {
  position: relative;
  display: inline-flex; align-items: baseline; gap: 0.35em;
  font-size: 12px; letter-spacing: 0.02em;
}
.u::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform 400ms var(--ease-snap);
}
.u:hover::after, .u:focus-visible::after { transform: scaleX(1); }
.u .arrow { display: inline-block; transition: transform 400ms var(--ease-snap); }
.u:hover .arrow, .u:focus-visible .arrow { transform: translate(2px, -2px); }
.external-link-arrow { display: inline-block; width: 1em; height: 1em; flex: none; vertical-align: -.125em; }

/* ---------- header: identità in alto a sinistra, LinkedIn a destra ----------
   Il nome si riduce durante lo scroll restando ancorato in alto. Il ruolo
   segue il nome nel normale flusso; i filtri salgono dalla base dello schermo. */

.hero {
  position: sticky; top: 0; z-index: 20;
  height: var(--band);
  background: var(--c-bg);
}
.hero__linkedin {
  position: absolute; top: var(--gutter); right: var(--gutter); z-index: 1;
  white-space: nowrap;
  font-size: 14px;
  opacity: 0;
}
.is-ready .hero__linkedin { animation: fade 500ms var(--ease-out) 60ms forwards; }
.hero__identity {
  position: absolute; top: var(--gutter); left: var(--gutter);
  right: var(--gutter);
  display: grid; grid-template-columns: minmax(0, 1fr);
  text-align: left;
}

.name, .hero__row { grid-column: 1; }
.hero__row {
  position: absolute; left: 0; right: 0; top: 0;
  will-change: top;
}

.name {
  width: calc(100% - 90px - var(--gap));
  margin: 0; padding: 0;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: -0.035em;
  line-height: 0.9;
  white-space: nowrap;
  font-stretch: 100%;                    /* proporzioni costanti a ogni punto dello scroll */
  font-size: clamp(2.6rem, 11vw, 20rem);   /* poi il JS la adatta alla larghezza */
}
.name__inner { display: inline-block; position: relative; white-space: nowrap; margin: 0; padding: 0; }
.name__mask {
  display: block; overflow: visible; vertical-align: top;
  padding: 0; margin: 0;
}
.name__word { display: inline-block; margin: 0; padding: 0; }
.type-baseline { display: inline-block; width: 0; height: 0; margin: 0; padding: 0; vertical-align: baseline; }
.name__space { position: absolute; visibility: hidden; white-space: pre; }
.is-ready .name__word { animation: fade 400ms var(--ease-out) forwards; }
.is-ready .name__mask:nth-child(2) .name__word { animation-delay: 90ms; }

/* Due righe in apertura; il secondo nome si muove senza cambiare il flusso. */
.name__mask:nth-child(2) { will-change: transform; }

.hero__row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--gap);
}
.hero__row > * { opacity: 0; }
.is-ready .hero__row > * { animation: fade 400ms var(--ease-out) 160ms forwards; }

.role { margin: 0; flex: 0 0 auto; font-size: clamp(32px, 4.8vw, 72px); line-height: 1.2; letter-spacing: 0; white-space: nowrap; }

@media (max-width: 600px) {
  .filter__list { gap: 14px; }
}

/* ---------- filtro ---------- */

.filter { min-width: 0; flex: 0 0 auto; }
.filter__list {
  display: flex; gap: clamp(14px, 1.6vw, 26px);
  overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch;
  padding-bottom: 2px;
}
.filter__list > li:first-child { margin-inline-start: auto; }
.filter__list > li { flex: 0 0 auto; }
.filter__list::-webkit-scrollbar { display: none; }

.filter__btn {
  position: relative;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; white-space: nowrap;
  padding: 4px 0;
  opacity: 1;
  color: var(--c-muted);
  transition: opacity 300ms var(--ease-snap), transform 160ms var(--ease-snap);
}
.filter__btn::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform 400ms var(--ease-snap);
}
.filter__btn:hover, .filter__btn:focus-visible, .filter__btn.is-active { color: var(--c-ink); }
.filter__btn:hover::after, .filter__btn:focus-visible::after, .filter__btn.is-active::after { transform: scaleX(1); }
.filter__btn:active { transform: scale(0.97); }

/* Su mobile ruolo accanto a PIRINA; il filtro occupa da solo la riga seguente. */
@media (max-width: 719px) {
  .name { width: calc(100% - clamp(98px, 24.5vw, 122px)); }
  .hero__row { display: block; }
  .role {
    position: absolute; width: max-content;
    font-size: clamp(18px, 4.5vw, 22px);
    line-height: 0.98; text-transform: uppercase;
  }
  .role > span { display: block; width: max-content; }
  .filter { width: 100%; }
  .filter__list > li:first-child { margin-inline-start: 0; }
}

/* 104295: stessa fotografia, inquadratura più vicina con meno bracciale visibile. */
.card[data-slug="bvlgari-104295"] .card__img { clip-path: inset(8% 0); }

/* La fotografia Bronzo resta intatta: la card mostra solo la metà GMT. */
.card[data-slug="bvlgari-bronzo"] .card__img { clip-path: inset(0 0 0 50%); }

main { flex: 1 0 auto; display: flex; flex-direction: column; }

/* ---------- griglia ---------- */
.card { position: relative; min-width: 0; }


.work {
  flex: 1 0 auto; display: flex; flex-direction: column; justify-content: flex-start;
  margin-top: var(--lead); padding: 0 var(--gutter) max(var(--gutter), 26px);
}

.grid {
  position: relative;
  display: grid;
  overflow: visible;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap);
}
@media (min-width: 720px)  { .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (min-width: 1600px) { .grid { grid-template-columns: repeat(5, minmax(0, 1fr)); } }

/* colore della card dal gruppo (un gruppo nuovo: una riga qui, una in BRIEF.md) */
.card[data-key="bvlgari"]     { --card-bg: var(--c-bvlgari); }
.card[data-key="jlc"]         { --card-bg: var(--c-jlc); }
.card[data-key="timex"]       { --card-bg: var(--c-timex); }
.card[data-key="d1"]          { --card-bg: var(--c-d1); --card-ink: var(--c-bg); }
.card[data-key="freelancing"] { --card-bg: var(--c-freelancing); }

.card__link {
  display: block; position: relative;
  aspect-ratio: 1;
  border-radius: 9.8px;
  isolation: isolate;
  transform-origin: center center;
  color: var(--card-ink, var(--c-ink));
  overflow: visible;
  opacity: 0; transform: translateY(24px);
  transition: opacity 700ms var(--ease-out), transform 360ms var(--ease-out), box-shadow 360ms var(--ease-out);
}
.card__link.is-in { opacity: 1; transform: none; }

.card__inner {
  position: absolute; inset: 0;
  border-radius: inherit; overflow: hidden;
  background: var(--card-bg, var(--c-freelancing));
}

.card__slides { display: contents; }
.card__figure { margin: 0; position: absolute; inset: 0; border-radius: inherit; }
.card__figure--info { display: none; }

.card__img {
  position: absolute;
  left: var(--image-left, 14%); top: var(--image-top, 14%);
  width: var(--image-size, 72%); height: var(--image-size, 72%);
  object-fit: contain;
  border-radius: inherit;
  transform-origin: var(--image-origin-x, 50%) var(--image-origin-y, 50%);
  transition: filter 300ms var(--ease-out), transform 360ms var(--ease-out);
  /* Centro del prodotto fisso anche in hover; nessuno spostamento verticale. */
}

/* Velo locale dietro il testo, trasparente ai bordi della card. */
.card__figure::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(241,239,234,.40) 0%, rgba(241,239,234,.18) 45%, rgba(241,239,234,.04) 100%);
  opacity: 0; transition: opacity 300ms var(--ease-out);
}
.card[data-key="d1"] .card__figure::after {
  background: radial-gradient(ellipse at center, rgba(16,19,24,.42) 0%, rgba(241,239,234,.06) 55%, rgba(241,239,234,.03) 100%);
}
.card__meta {
  position: absolute; inset: 9%; z-index: 1; pointer-events: none;
  display: grid; grid-template-rows: minmax(0, 1fr) auto minmax(0, 1fr);
  justify-items: center; text-align: center; gap: 0;
}
.card__meta > * {
  opacity: 0; transform: translateY(6px);
  transition: opacity 300ms var(--ease-out), transform 300ms var(--ease-out);
}
.card__brand { grid-row: 1; align-self: end; font-size: clamp(12px, 1vw, 15px); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 4px; }
.card__title { grid-row: 2; font-size: clamp(20px, 1.9vw, 31px); line-height: 1.15; text-wrap: balance; overflow-wrap: anywhere; }
.card__info { grid-row: 3; align-self: start; font-size: clamp(11px, .95vw, 14px); line-height: 1.35; letter-spacing: 0.04em; margin-top: 12px; }
.card__external { display: none; }
.card__pagination { display: none; }
.product-cursor {
  position: fixed; top: 0; left: 0; z-index: 100;
  display: flex; align-items: center; gap: 3px;
  visibility: hidden; pointer-events: none;
  padding: 4px 6px; background: rgba(241,239,234,.94); color: #171717;
  font-size: 11px; font-weight: 500; letter-spacing: .08em; line-height: 1.2;
  white-space: nowrap; transform: translate3d(-200px,-200px,0);
  will-change: transform;
}
.product-cursor.is-visible { visibility: visible; }
.product-cursor .external-link-arrow { font-size: 13px; }

.card:focus-within { z-index: 2; }
.card__link:focus-visible .card__img { filter: blur(2.5px) contrast(.88) saturate(.92) brightness(.78); transform: scale(1.18); }
.card__link:focus-visible .card__figure::after,
.card__link:focus-visible .card__meta > * { opacity: 1; transform: none; }
@media (min-width: 720px) and (hover: hover) and (pointer: fine) {
  .card:has(.card__link:hover) { z-index: 2; }
  .is-name-transitioning .card:has(.card__link:hover) { z-index: 30; }
  .card.is-first-row:has(.card__link:hover) { z-index: 30; }
  .card__link.is-in:hover { transform: scale(1.036); box-shadow: 0 9px 16px rgba(0,0,0,.32); }
  .card__link:hover .card__img { filter: blur(2.5px) contrast(.88) saturate(.92) brightness(.78); transform: scale(1.18); }
  .card__link:hover .card__figure::after { opacity: 1; }
  .card__link:hover .card__meta > * { opacity: 1; transform: none; }
  .card__link:hover .card__meta > :nth-child(2) { transition-delay: 30ms; }
  .card__link:hover .card__meta > :nth-child(3) { transition-delay: 60ms; }
}
@media (min-width: 720px) and (hover: hover) and (pointer: fine) {
  a.card__link, a.card__link * { cursor: none; }
}
@media (min-width: 1600px) and (hover: hover) and (pointer: fine) {
  .card__link:hover .card__img { filter: blur(3px) contrast(.88) saturate(.92) brightness(.78); }
}

/* Due facce della stessa card su mobile e sui dispositivi senza hover. */
@media (max-width: 719px), (hover: none) and (pointer: coarse) {
  .card__slides {
    position: absolute; inset: 0; display: flex;
    overflow-x: auto; overflow-y: hidden;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .card__slides::-webkit-scrollbar { display: none; }
  .card__figure {
    position: relative; inset: auto;
    flex: 0 0 100%; height: 100%;
    scroll-snap-align: start; scroll-snap-stop: always;
  }
  .card__figure--info { display: block; }
  .card__figure--product .card__meta { display: none; }
  .card__figure--info .card__img {
    filter: blur(2.5px) contrast(.88) saturate(.92) brightness(.78);
    transform: scale(1.18);
  }
  .card__figure--info::after { opacity: 1; }
  .card__figure--info .card__meta > * {
    opacity: 0; transform: translateY(12px);
    transition: opacity 300ms var(--ease-out), transform 340ms var(--ease-out);
  }
  .card.is-info-revealed .card__figure--info .card__meta > * { opacity: 1; transform: none; }
  .card.is-info-revealed .card__figure--info .card__meta > :nth-child(2) { transition-delay: 20ms; }
  .card.is-info-revealed .card__figure--info .card__meta > :nth-child(3) { transition-delay: 40ms; }
  .card__figure--info .card__external {
    display: block; position: absolute; top: 18px; right: 18px; z-index: 2;
    color: inherit; font-size: 28px; line-height: 1; pointer-events: none;
    opacity: 0; transform: translateY(12px);
    transition: opacity 300ms var(--ease-out), transform 340ms var(--ease-out);
  }
  .card.is-info-revealed .card__figure--info .card__external {
    opacity: 1; transform: none; transition-delay: 50ms;
  }
  .card__figure--info .card__brand { font-size: clamp(14px, 3.8vw, 17px); font-weight: 500; margin-bottom: 2px; }
  .card__figure--info .card__title { font-size: clamp(23px, 6.4vw, 30px); font-weight: 500; }
  .card__figure--info .card__info { font-size: clamp(13px, 3.5vw, 16px); font-weight: 500; margin-top: 10px; }
  .card__pagination {
    position: absolute; bottom: 14px; left: 50%; z-index: 3;
    display: flex; align-items: center; gap: 8px;
    transform: translateX(-50%); color: var(--card-ink, var(--c-ink));
    pointer-events: none;
  }
  .card__dot {
    width: 5px; height: 5px; border: 1px solid currentColor; border-radius: 50%;
    box-sizing: border-box;
    transition: width 200ms var(--ease-out), height 200ms var(--ease-out), background-color 200ms var(--ease-out);
  }
  .card__dot:first-child { width: 7px; height: 7px; background: currentColor; }
  .card.is-info .card__dot:first-child { width: 5px; height: 5px; background: transparent; }
  .card.is-info .card__dot:last-child { width: 7px; height: 7px; background: currentColor; }
  .card__link.is-in:hover { transform: none; box-shadow: none; }
  .card__link:hover .card__figure--product .card__img,
  .card__link:focus-visible .card__figure--product .card__img { filter: none; transform: none; }
  .card__link:hover .card__figure--product::after,
  .card__link:focus-visible .card__figure--product::after { opacity: 0; }
}
@media (max-width: 719px) {
  .grid { grid-template-columns: minmax(0, 1fr); gap: clamp(12px, 3vw, 18px); }
}

/* ---------- footer ---------- */

.foot {
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--gap);
  margin: 0 var(--gutter);
  padding: 28px 0 32px;
  border-top: 1px solid var(--c-line);
  font-size: 12px;
}
.foot p { margin: 0; color: var(--c-muted); }

/* ---------- scheda permanente del progetto ---------- */
.project-page { min-height: 100vh; }
.project-top { display: flex; justify-content: space-between; gap: 20px; padding: var(--gutter); font-size: 14px; }
.project-view { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(24px, 5vw, 80px); padding: 0 var(--gutter) var(--gutter); align-items: center; }
.project-view[hidden], .project-gallery[hidden] { display: none; }
.project-visual { aspect-ratio: 1; display: grid; place-items: center; border-radius: 9.8px; background: var(--card-bg); overflow: hidden; }
.project-visual[data-key="bvlgari"] { --card-bg: var(--c-bvlgari); }
.project-visual[data-key="jlc"] { --card-bg: var(--c-jlc); }
.project-visual[data-key="timex"] { --card-bg: var(--c-timex); }
.project-visual[data-key="d1"] { --card-bg: var(--c-d1); }
.project-visual[data-key="freelancing"] { --card-bg: var(--c-freelancing); }
.project-visual img { width: 88%; height: 88%; object-fit: contain; }
/* Come nella card: della coppia Bronzo si vede solo il GMT, al centro. */
.project-visual[data-slug="bvlgari-bronzo"] img { clip-path: inset(0 0 0 50%); transform: translateX(-27.5%) scale(1.1); }
.project-brand { margin: 0 0 8px; font-size: 14px; letter-spacing: .12em; text-transform: uppercase; }
.project-copy h1 { margin: 0; font-size: clamp(38px, 5.5vw, 88px); line-height: 1; font-weight: 400; letter-spacing: -.035em; }
.project-facts { color: var(--c-muted); margin: 24px 0 0; }
.project-description { max-width: 50ch; font-size: 16px; line-height: 1.5; }
.project-links { display: flex; gap: 24px; margin-top: 28px; }
.project-links a, .project-missing a { text-decoration: underline; text-underline-offset: 4px; }
.project-gallery { grid-column: 1; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--gap); }
.project-gallery img { width: 100%; background: var(--c-bg); object-fit: contain; }
.project-missing { margin: 10vh var(--gutter); font-size: 20px; }
@media (max-width: 719px) { .project-view { grid-template-columns: 1fr; } }

/* ---------- animazioni ---------- */

@keyframes rise   { to { transform: none; } }
@keyframes fade   { to { opacity: 1; } }
@keyframes fadeup { to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  .hero__linkedin, .hero__row > * { opacity: 1; transform: none; animation: none !important; }
  .name__word { transform: none; animation: none !important; }
  .card__link { transform: none; transition: opacity 300ms var(--ease-out); }
  .card__figure::after, .card__img, .card__meta > *, .card__external, .filter__btn, .u::after, .u .arrow { transition-duration: 1ms; }
}

@media (prefers-reduced-motion: reduce) {
  .card__link.is-in:hover { transform: none; }
  .card__link { transition-duration: 1ms; }
}

@media (prefers-reduced-motion: reduce) {
  .card__link:hover .card__img, .card__link:focus-visible .card__img { transform: none; }
}