/* ============================================================
   VETRINA — Francesco Cuomo
   Monocromo grafite. Clash Display (titoli) + Satoshi (testo)
   + JetBrains Mono (etichette). Nessun corsivo. Scroll nativo.
   ============================================================ */

:root {
  --nero: #0A0A0B;
  --pece: #111113;
  --latte: #F2F1ED;
  --argento: #9C9C98;
  --velo: rgba(242, 241, 237, .16);
  --velo-2: rgba(242, 241, 237, .07);
  --rosso: #D97C73;

  --display: 'Clash Display', 'Avenir Next', sans-serif;
  --sans: 'Satoshi', -apple-system, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;

  --fs-hero: clamp(2.7rem, 7.2vw, 6.2rem);
  --fs-h2: clamp(1.9rem, 4.4vw, 3.4rem);

  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--nero);
  color: var(--latte);
  font-family: var(--sans);
  font-size: 1.03rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* grana sottile */
body::after {
  content: ''; position: fixed; inset: 0;
  pointer-events: none; z-index: 40; opacity: .4;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.95' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='matrix' values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 0.97 0 0 0 0.04 0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)'/%3E%3C/svg%3E");
}

html:not(.touch) body, html:not(.touch) a, html:not(.touch) button { cursor: none; }
html:not(.touch) input, html:not(.touch) textarea { cursor: none; }

::selection { background: var(--latte); color: var(--nero); }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; }

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

/* ---------- SCENA 3D ---------- */
#gl {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
  display: block;
}
.page { position: relative; z-index: 1; }

/* ---------- CURSORE ---------- */
.cursor-dot, .cursor-ring {
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 60; border-radius: 50%;
  will-change: transform;
}
html.touch .cursor-dot, html.touch .cursor-ring { display: none; }
.cursor-dot::after, .cursor-ring::after {
  content: ''; position: absolute; border-radius: 50%;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  transition: width .2s var(--ease), height .2s var(--ease), border-color .2s, background .2s;
}
.cursor-dot::after { width: 6px; height: 6px; background: var(--latte); }
.cursor-ring::after { width: 30px; height: 30px; border: 1px solid var(--velo); }
html.is-hover .cursor-ring::after { width: 48px; height: 48px; border-color: var(--latte); }
html.is-press .cursor-ring::after { width: 22px; height: 22px; }

/* ---------- TOPBAR ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 30px;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .2em; text-transform: uppercase;
  opacity: 0; transform: translateY(-6px);
  transition: opacity .5s .25s, transform .5s .25s var(--ease),
              background .3s, border-color .3s, padding .3s;
  border-bottom: 1px solid transparent;
}
html.loaded .topbar { opacity: 1; transform: none; }
.topbar.scrolled {
  background: rgba(10, 10, 11, .78);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  backdrop-filter: blur(14px) saturate(1.1);
  border-bottom-color: var(--velo-2);
  padding-top: 14px; padding-bottom: 14px;
}
.topbar nav { display: flex; gap: 2em; }
.topbar a { position: relative; padding: 4px 0; }
.topbar a::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right;
  transition: transform .28s var(--ease);
}
.topbar a:hover::after { transform: scaleX(1); transform-origin: left; }
.brand { font-weight: 500; display: inline-flex; align-items: center; gap: 10px; }
.brand-logo { height: 23px; width: auto; display: block; }
.brand::after { display: none; }
.b-short { display: none; }

/* ---------- REVEAL (rapidi) ---------- */
[data-rv] {
  opacity: 0; transform: translateY(14px);
  transition: opacity .45s var(--d, 0s), transform .5s var(--d, 0s) var(--ease);
}
[data-rv].on { opacity: 1; transform: none; }
html.rm [data-rv] { opacity: 1; transform: none; transition: none; }

.eyebrow {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--argento);
  margin-bottom: 2.6rem;
}
.eyebrow::before { content: ''; width: 40px; height: 1px; background: var(--latte); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 0 6vw;
  background: linear-gradient(90deg, rgba(10, 10, 11, .72) 0%, rgba(10, 10, 11, .25) 55%, rgba(10, 10, 11, 0) 80%);
}
.hero-logo {
  height: clamp(68px, 8.5vw, 112px); width: auto; display: block;
  align-self: flex-start;
  margin-bottom: 2.2rem;
  filter: drop-shadow(0 4px 22px rgba(10, 10, 11, .55));
  opacity: 0; transform: translateY(12px);
  transition: opacity .6s .15s, transform .7s .15s var(--ease);
}
html.loaded .hero-logo { opacity: 1; transform: none; }
html.rm .hero-logo { transition: none; }
.hero-eyebrow {
  font-family: var(--mono); font-size: .7rem;
  letter-spacing: .24em; text-transform: uppercase;
  color: var(--argento); margin-bottom: 2rem;
  opacity: 0; transition: opacity .5s .3s;
}
html.loaded .hero-eyebrow { opacity: 1; }
.hero-title {
  font-family: var(--display); font-weight: 600;
  font-size: var(--fs-hero); line-height: 1.02; letter-spacing: -.02em;
  max-width: 11em;
  filter: drop-shadow(0 2px 16px rgba(10, 10, 11, .8));
}
.hero-title .mask { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.hero-title .line {
  display: block; transform: translateY(110%);
  transition: transform .8s var(--ease);
}
html.loaded .hero-title .line { transform: none; }
html.loaded .hero-title .mask:nth-child(2) .line { transition-delay: .07s; }
.hero-title .dim { color: var(--argento); }
.hero-sub {
  max-width: 34em; margin-top: 2.2rem;
  color: #C4C3BE; font-weight: 500; font-size: 1.06rem;
  text-shadow: 0 1px 14px rgba(10, 10, 11, .95);
  opacity: 0; transform: translateY(10px);
  transition: opacity .5s .35s, transform .5s .35s var(--ease);
}
html.loaded .hero-sub { opacity: 1; transform: none; }
.hero-meta {
  position: absolute; left: 6vw; right: 6vw; bottom: 30px;
  display: flex; justify-content: space-between; align-items: flex-end;
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--argento);
  opacity: 0; transition: opacity .6s .5s;
}
html.loaded .hero-meta { opacity: 1; }
.scroll-cue { display: flex; align-items: center; gap: 10px; }
.scroll-cue::after {
  content: ''; width: 1px; height: 34px; background: var(--argento);
  animation: cue 1.6s var(--ease) infinite; transform-origin: top;
}
html.rm .scroll-cue::after { animation: none; }
@keyframes cue {
  0% { transform: scaleY(0); transform-origin: top; }
  48% { transform: scaleY(1); transform-origin: top; }
  52% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- SERVIZI (pinnati, con oggetti 3D dedicati) ---------- */
.servizi { height: 640vh; position: relative; }
.servizi-pin {
  position: sticky; top: 0;
  height: 100vh; height: 100svh;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 108px 6vw 36px;
  background: linear-gradient(90deg, rgba(10, 10, 11, .78) 0%, rgba(10, 10, 11, .3) 52%, rgba(10, 10, 11, 0) 78%);
  overflow: hidden;
}
.servizi-head { max-width: 30em; }
.servizi-head h2 {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.5rem, 2.8vw, 2.3rem); line-height: 1.12;
  letter-spacing: -.015em; margin-top: 0;
  filter: drop-shadow(0 2px 14px rgba(10, 10, 11, .8));
}
.servizi-head .eyebrow { margin-bottom: 1.4rem; }
.sv-stage { position: relative; flex: 1; display: flex; align-items: center; }
.sv-items { position: relative; width: min(560px, 46%); min-height: 15em; }
.sv-item {
  position: absolute; top: 0; left: 0; width: 100%;
  opacity: 0; transform: translateY(18px);
  transition: opacity .3s, transform .38s var(--ease);
  pointer-events: none;
}
.sv-item.on { opacity: 1; transform: none; pointer-events: auto; }
.sv-idx {
  display: block;
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .18em; color: var(--argento);
  margin-bottom: 1.1rem;
}
.sv-item h3 {
  font-family: var(--display); font-weight: 500;
  font-size: clamp(1.6rem, 2.8vw, 2.4rem); line-height: 1.1;
  letter-spacing: -.015em; margin-bottom: 1rem;
  filter: drop-shadow(0 1px 10px rgba(10, 10, 11, .85));
}
.sv-item p {
  color: #B2B2AD; font-size: .97rem; max-width: 30em;
  text-shadow: 0 1px 14px rgba(10, 10, 11, .95), 0 0 3px rgba(10, 10, 11, .7);
}
.sv-progress {
  display: flex; align-items: center; gap: 1.4rem;
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--argento);
}
.sv-count { color: var(--latte); min-width: 5.5em; }
.sv-bar { flex: 0 1 240px; height: 1px; background: var(--velo); position: relative; }
.sv-bar i {
  position: absolute; inset: 0; background: var(--latte);
  transform: scaleX(0); transform-origin: left;
}
.sv-hint { opacity: .6; }

/* fallback statico (reduced motion) */
html.rm .servizi { height: auto; }
html.rm .servizi-pin { position: static; height: auto; padding: 14vh 6vw; }
html.rm .sv-items { min-height: 0; width: 100%; max-width: 640px; }
html.rm .sv-item { position: static; opacity: 1; transform: none; margin-bottom: 2.6rem; }
html.rm .sv-progress { display: none; }

/* ---------- METODO ---------- */
.metodo {
  padding: 16vh 6vw;
  background: radial-gradient(85% 75% at 50% 50%, rgba(10, 10, 11, .68), rgba(10, 10, 11, .18) 85%, rgba(10, 10, 11, 0));
}
.metodo-inner { max-width: 1280px; margin: 0 auto; }
.metodo-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.6rem; margin-top: 3.4rem; }
.step { border-top: 1px solid var(--velo); padding-top: 1.4rem; }
.step-num {
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .18em; color: var(--argento);
  display: block; margin-bottom: 1rem;
}
.step h3 {
  font-family: var(--display); font-weight: 500;
  font-size: 1.35rem; letter-spacing: -.01em; margin-bottom: .7rem;
}
.step p {
  color: #B2B2AD; font-size: .94rem;
  text-shadow: 0 1px 14px rgba(10, 10, 11, .95);
}

/* ---------- CONTATTO ---------- */
.contatto {
  position: relative; padding: 18vh 6vw 0;
  background: radial-gradient(90% 80% at 50% 45%, rgba(10, 10, 11, .7), rgba(10, 10, 11, .15) 85%, rgba(10, 10, 11, 0));
}
.contatto-inner { max-width: 1280px; margin: 0 auto; }
.contatto-head { text-align: center; max-width: 640px; margin: 0 auto 3.2rem; }
.contatto .eyebrow { justify-content: center; }
.contatto-title {
  font-family: var(--display); font-weight: 600;
  font-size: var(--fs-h2); line-height: 1.08; letter-spacing: -.015em;
  margin-bottom: 1.2rem;
  filter: drop-shadow(0 2px 14px rgba(10, 10, 11, .8));
}
.contatto-sub {
  color: #B2B2AD;
  text-shadow: 0 1px 14px rgba(10, 10, 11, .95);
}

/* ---------- FORM ---------- */
.form {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1.5rem 1.6rem;
  max-width: 660px; margin: 0 auto;
}
.field { display: flex; flex-direction: column; gap: .55rem; }
.field-full { grid-column: 1 / -1; }
.field label {
  font-family: var(--mono); font-size: .64rem;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--argento);
}
.field label .opt { opacity: .55; letter-spacing: .1em; }
.field input, .field textarea {
  font-family: var(--sans); font-size: 1rem;
  color: var(--latte);
  background: rgba(242, 241, 237, .045);
  border: 1px solid var(--velo-2);
  border-radius: 10px;
  padding: .85em 1em;
  transition: border-color .2s, background .2s;
  width: 100%;
  resize: vertical;
  min-height: 3.2em;
}
.field textarea { min-height: 8.5em; line-height: 1.55; }
.field input::placeholder, .field textarea::placeholder { color: rgba(242, 241, 237, .3); }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: rgba(242, 241, 237, .55);
  background: rgba(242, 241, 237, .07);
}
.field.invalid input, .field.invalid textarea { border-color: var(--rosso); }
.field-err {
  display: none;
  font-family: var(--mono); font-size: .62rem;
  letter-spacing: .08em; color: var(--rosso);
}
.field.invalid .field-err { display: block; }
.form-send {
  grid-column: 1 / -1; justify-self: start;
  margin-top: .4rem;
}
.form-send .magnetic-inner {
  display: inline-flex; align-items: center; gap: .8em;
  font-family: var(--sans); font-weight: 700; font-size: 1rem;
  background: var(--latte); color: var(--nero);
  border-radius: 100px;
  padding: .95em 2.4em;
  transition: opacity .2s, transform .2s var(--ease);
  will-change: transform;
}
.form-send:hover .magnetic-inner { transform: scale(1.03); }
.form-send:disabled .magnetic-inner { opacity: .5; }
.form-status {
  grid-column: 1 / -1;
  font-family: var(--mono); font-size: .68rem;
  letter-spacing: .1em; color: var(--argento);
  min-height: 1.4em;
}
.form-status.ok { color: #9BC49A; }
.form-status.ko { color: var(--rosso); }

/* campo esca anti-spam: fuori dallo schermo per le persone */
.hp {
  position: absolute !important;
  left: -9999px; top: auto;
  width: 1px; height: 1px; overflow: hidden;
}
.form-privacy {
  grid-column: 1 / -1;
  font-size: .8rem; color: var(--argento);
  max-width: 46em;
}
.form-privacy a { text-decoration: underline; text-underline-offset: 3px; }
.form-privacy a:hover { color: var(--latte); }

/* ---------- FAQ ---------- */
.faq {
  padding: 10vh 6vw 14vh;
  background: radial-gradient(80% 75% at 50% 50%, rgba(10, 10, 11, .68), rgba(10, 10, 11, .15) 85%, rgba(10, 10, 11, 0));
}
.faq-inner { max-width: 780px; margin: 0 auto; }
.faq-item { border-top: 1px solid var(--velo-2); }
.faq-item:last-child { border-bottom: 1px solid var(--velo-2); }
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 1.5rem;
  padding: 1.35rem 0;
  font-family: var(--display); font-weight: 500;
  font-size: clamp(1.05rem, 2vw, 1.25rem); letter-spacing: -.01em;
  list-style: none;
  filter: drop-shadow(0 1px 10px rgba(10, 10, 11, .85));
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-x {
  font-family: var(--mono); font-size: .95rem; color: var(--argento);
  transition: transform .25s var(--ease);
  flex: none;
}
.faq-item[open] .faq-x { transform: rotate(45deg); }
.faq-item p {
  color: #B2B2AD; font-size: .95rem;
  padding: 0 0 1.4rem; max-width: 60ch;
  text-shadow: 0 1px 14px rgba(10, 10, 11, .95);
}

/* ---------- PAGINE STATICHE (privacy) senza effetti ---------- */
html.no-fx body, html.no-fx a, html.no-fx button,
html.no-fx input, html.no-fx textarea { cursor: auto; }
html.no-fx .topbar {
  opacity: 1; transform: none;
  background: rgba(10, 10, 11, .82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--velo-2);
}
.legal-main {
  position: relative; z-index: 1;
  max-width: 780px; margin: 0 auto;
  padding: 150px 6vw 60px;
}
.legal-main h1 {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(1.9rem, 4.5vw, 2.7rem); letter-spacing: -.015em;
  margin-bottom: .6rem;
}
.legal-updated {
  font-family: var(--mono); font-size: .66rem;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--argento); margin-bottom: 3rem;
}
.legal-main h2 {
  font-family: var(--display); font-weight: 500;
  font-size: 1.3rem; letter-spacing: -.01em;
  margin: 2.4rem 0 .8rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--velo-2);
}
.legal-main p, .legal-main li { color: #B2B2AD; font-size: .97rem; margin-bottom: .8rem; }
.legal-main ul { padding-left: 1.2rem; margin-bottom: 1rem; }
.legal-main a { text-decoration: underline; text-underline-offset: 3px; }
.legal-main a:hover { color: var(--latte); }
.legal-foot {
  max-width: 780px; margin: 0 auto; padding: 26px 6vw 30px;
  border-top: 1px solid var(--velo-2);
  font-family: var(--mono); font-size: .62rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--argento);
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.legal-foot a:hover { color: var(--latte); }

.foot {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; flex-wrap: wrap;
  margin-top: 14vh; padding: 26px 0 28px;
  border-top: 1px solid var(--velo-2);
  font-family: var(--mono); font-size: .62rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--argento);
}
.foot a:hover { color: var(--latte); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .topbar {
    padding: 14px 18px;
    font-size: .6rem; letter-spacing: .12em;
  }
  .topbar nav { gap: 1.1em; }
  .b-full { display: none; }
  .b-short { display: inline; }
  .hero {
    padding: 0 7vw;
    background: linear-gradient(180deg, rgba(10, 10, 11, .78) 0%, rgba(10, 10, 11, .35) 55%, rgba(10, 10, 11, 0) 100%);
  }
  .hero-meta { left: 7vw; right: 7vw; }
  .servizi { height: 600vh; }
  .servizi-pin {
    padding: 84px 7vw 30px;
    background: linear-gradient(0deg, rgba(10, 10, 11, .82) 0%, rgba(10, 10, 11, .4) 55%, rgba(10, 10, 11, .15) 100%);
  }
  .servizi-head { max-width: 100%; }
  .servizi-head h2 { font-size: clamp(1.25rem, 4.6vw, 1.6rem); }
  .sv-stage { align-items: flex-end; }
  .sv-items { width: 100%; min-height: 12em; }
  .sv-item h3 { font-size: clamp(1.3rem, 5.4vw, 1.7rem); }
  .sv-item p { font-size: .9rem; }
  .sv-bar { flex: 1; }
  .sv-hint { display: none; }
  .metodo { padding: 12vh 7vw; }
  .metodo-list { grid-template-columns: 1fr; gap: 2rem; }
  .contatto { padding-top: 14vh; }
  .form { grid-template-columns: 1fr; }
  .foot { justify-content: center; text-align: center; }
}