/* ==========================================================================
   SuperEasyWeb — components.css
   Componenti del BRIEF §3 + stati iniziali del sistema di animazione (motion.js).
   Dipende dai token di base.css. Nessun bordo 1px grigio: separazione = colore o spazio.
   ========================================================================== */

:root {
  --linguetta-h: 78px;          /* altezza della linguetta del logo */
  --linguetta-w: 150px;         /* larghezza della linguetta del logo */
  --z-nav: 50;
  --z-menu: 45;
  --z-barra: 60;
  --z-linguetta: 46;
}

/* la prima tile sotto la testata parte dopo il margine pagina: la linguetta la morde */
main.pagina { padding-top: var(--margine); position: relative; }
.pagina { overflow-x: clip; }
.piede { margin-top: var(--gap); }

/* ==========================================================================
   1. Sistema di animazione: stati iniziali (solo con html.js) → stati finali
   ========================================================================== */
html.js .anim-fade-y {
  --shift: 2rem;
  opacity: 0;
  transform: translate3d(0, var(--shift), 0);
  transition: none;
}
html.js .anim-fade-y.is-inview,
html.js .g-anim.is-inview .anim-fade-y {
  opacity: 1;
  transform: none;
  transition: transform var(--speed-slow) var(--ease-out) var(--d, 0s), opacity var(--speed-slow) var(--ease-out) var(--d, 0s);
}

html.js .anim-card {
  --shift: 2rem;
  scale: 0;
  transform: rotate(calc(var(--rot, 3deg) * 3)) translate3d(0, var(--shift), 0);
  transition: none;
}
html.js .anim-card.is-inview,
html.js .g-anim.is-inview .anim-card {
  scale: 1;
  transform: none;
  transition: scale var(--speed-slow) var(--ease-out) var(--d, 0s), transform var(--speed-slow) var(--ease-out) var(--d, 0s);
}

html.js .anim-box {
  clip-path: inset(100% 0 0 0 round var(--r));
  transition: none;
}
html.js .anim-box.is-inview,
html.js .g-anim.is-inview .anim-box {
  clip-path: inset(0 0 0 0 round var(--r));
  transition: clip-path var(--speed-slower) var(--ease-out) var(--d, 0s);
}

html.js .anim-zoom { scale: 1.3; transition: none; transform-origin: center; }
html.js .anim-zoom.is-inview,
html.js .g-anim.is-inview .anim-zoom {
  scale: 1;
  transition: scale 1.2s var(--ease-out) var(--d, 0s);
}

/* righe (SplitText → .riga dentro .riga-maschera) */
.anim-lines { --stagger: 65ms; }
.riga-maschera {
  display: block;
  overflow-y: clip;
  overflow-x: visible;
  perspective: var(--perspective);
  margin-bottom: -.18em;
  padding-bottom: .18em;
}
.riga-maschera--libera { overflow: visible; }
html.js .anim-lines .riga {
  display: block;
  opacity: 0;
  transform: translateY(110%) rotateX(-35deg);
  transform-origin: top;
  transition: none;
}
html.js .anim-lines.is-inview .riga,
html.js .g-anim.is-inview .anim-lines .riga {
  opacity: 1;
  transform: none;
  transition: transform var(--speed-slow) var(--ease-out) calc(var(--d, 0s) + var(--line, 0) * var(--stagger)),
              opacity var(--speed-slow) var(--ease-out) calc(var(--d, 0s) + var(--line, 0) * var(--stagger));
}

/* caratteri (SplitText → .lettera dentro .parola dentro .riga) */
.anim-title { --stagger: 35ms; --stagger-riga: 5ms; }
.anim-title .riga { position: relative; z-index: calc(6 - var(--line, 0)); }
.anim-title .parola { display: inline-block; white-space: nowrap; }
.anim-title .lettera { display: inline-block; }
html.js .anim-title .lettera {
  opacity: 0;
  transform: scale(0) translateY(110%);
  transform-origin: bottom;
  transition: none;
}
html.js .anim-title--sfoca .lettera { filter: blur(14px); }
html.js .anim-title.is-inview .lettera,
html.js .g-anim.is-inview .anim-title .lettera {
  opacity: 1;
  transform: none;
  filter: blur(0);
  transition: transform var(--speed-slow) var(--ease-out) calc(var(--d, 0s) + var(--char, 0) * var(--stagger) + var(--line, 0) * var(--stagger-riga)),
              opacity var(--speed-slow) var(--ease-out) calc(var(--d, 0s) + var(--char, 0) * var(--stagger) + var(--line, 0) * var(--stagger-riga)),
              filter var(--speed-slower) var(--ease-out) calc(var(--d, 0s) + var(--char, 0) * var(--stagger) + var(--line, 0) * var(--stagger-riga));
}

/* con reduced-motion tutto è visibile subito */
@media (prefers-reduced-motion: reduce) {
  html.js .anim-fade-y, html.js .anim-card, html.js .anim-box, html.js .anim-zoom,
  html.js .anim-lines .riga, html.js .anim-title .lettera {
    opacity: 1; transform: none; scale: 1; clip-path: none; filter: none; transition: none;
  }
}

/* parallasse: --px scritto da motion.js (0→1 attraversando il viewport) */
[data-px] { --px: .5; }

/* ==========================================================================
   2. Testata: linguetta del logo + nav a pillola + menu mobile
   ========================================================================== */
.testata {
  position: absolute;
  top: 0; left: 0; right: 0;
  margin: 0 auto;
  max-width: calc(var(--max) + var(--margine) * 2);
  height: 0;
  z-index: var(--z-nav);
}

/* linguetta bianca in alto a sinistra: morde la prima tile con due raccordi concavi.
   I raccordi sono disegnati DENTRO il box (background a strati + ::before), così niente overflow. */
.logo-linguetta {
  position: absolute;
  top: var(--margine); left: var(--margine);
  z-index: var(--z-linguetta);
  isolation: isolate;
  display: flex;
  align-items: center;
  height: calc(var(--linguetta-h) + var(--r) - var(--margine));
  min-width: calc(var(--linguetta-w) + var(--r));
  padding: 0 calc(30px + var(--r)) var(--r) 18px;
  color: var(--ink);
  /* la linguetta parte esattamente dall'angolo della tile: i due raccordi concavi
     (in alto a destra e in basso a sinistra) la saldano al bordo della tile */
  background:
    radial-gradient(circle at 100% 100%, transparent calc(var(--r) - .5px), var(--carta) var(--r)) right 0 top 0 / var(--r) var(--r) no-repeat,
    radial-gradient(circle at 100% 100%, transparent calc(var(--r) - .5px), var(--carta) var(--r)) left 0 bottom 0 / var(--r) var(--r) no-repeat;
}
.logo-linguetta::before {
  content: "";
  position: absolute;
  inset: 0 var(--r) var(--r) 0;
  z-index: -1;
  background: var(--carta);
  border-top-left-radius: var(--r);
  border-bottom-right-radius: var(--r);
}
.logo-linguetta:focus-visible { outline-offset: -4px; }

/* logo (immagine, dal 28/09/2026): logo-sew.webp su fondi chiari, logo-sew-bianco.webp su fondi scuri */
.logo-img { display: block; width: auto; height: 54px; max-width: none; }
.logo-linguetta .logo-img { height: 54px; }
.piede__brand .logo-img { height: 60px; }
.autore__marchio .logo-img { height: 44px; }

/* wordmark HTML (vecchio, resta per la styleguide) */
.logo {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
  font-family: var(--f-corpo);
}
.logo__sew {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: 38px;
  letter-spacing: -0.04em;
  text-transform: lowercase;
  color: var(--blu);
  line-height: .85;
}
.logo__esteso {
  margin-top: 5px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink);
}
.logo--chiaro .logo__sew { color: var(--carta); }
.logo--chiaro .logo__esteso { color: var(--cielo); }

/* nav a pillola */
.nav-pillola {
  position: fixed;
  top: 18px;
  right: max(18px, calc((100% - var(--max)) / 2 + 8px));
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  gap: 10px;
  height: var(--nav-h);
  padding: 8px 8px 8px 8px;
  background: var(--carta);
  border-radius: 999px;
  box-shadow: var(--ombra-nav);
  transition: transform var(--speed-normal) var(--ease-out), box-shadow var(--speed-normal) var(--ease-out);
}
.nav-pillola__voci {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 6px 0 8px;
}
.nav-pillola__voci a {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  transition: background var(--speed-normal) var(--ease-hover), color var(--speed-normal) var(--ease-hover);
}
.nav-pillola__voci a:hover { background: var(--sfondo); }
.nav-pillola__voci a[aria-current="page"] { color: var(--blu-testo); background: var(--cielo); }
.nav-pillola__azioni { display: flex; align-items: center; gap: 6px; }
.nav-pillola__menu {
  display: none;
  width: 44px; height: 44px;
  border-radius: 999px;
  align-items: center; justify-content: center;
  color: var(--ink);
  transition: background var(--speed-normal) var(--ease-hover);
}
.nav-pillola__menu:hover { background: var(--sfondo); }

.hamburger { position: relative; display: block; width: 22px; height: 14px; }
.hamburger i {
  position: absolute; left: 0; width: 100%; height: 2.5px; border-radius: 2px;
  background: currentColor;
  transition: transform var(--speed-normal) var(--ease-out), top var(--speed-normal) var(--ease-out);
}
.hamburger i:first-child { top: 0; }
.hamburger i:last-child { top: 11.5px; }
[aria-expanded="true"] .hamburger i:first-child { top: 5.75px; transform: rotate(45deg); }
[aria-expanded="true"] .hamburger i:last-child { top: 5.75px; transform: rotate(-45deg); }

/* menu mobile a tutto schermo */
.menu-mobile {
  position: fixed;
  inset: 0;
  z-index: var(--z-menu);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--linguetta-h) + 32px) 24px 32px;
  background: var(--ink);
  color: var(--carta);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--speed-normal) var(--ease-out), visibility 0s var(--speed-normal);
}
.menu-mobile[hidden] { display: none; }
.menu-mobile.is-aperto { opacity: 1; visibility: visible; transition: opacity var(--speed-normal) var(--ease-out); }
.menu-mobile__voci li { overflow-y: clip; overflow-x: visible; }
.menu-mobile__voci li:nth-child(1) { --i: 0; } .menu-mobile__voci li:nth-child(2) { --i: 1; }
.menu-mobile__voci li:nth-child(3) { --i: 2; } .menu-mobile__voci li:nth-child(4) { --i: 3; }
.menu-mobile__voci li:nth-child(5) { --i: 4; } .menu-mobile__voci li:nth-child(6) { --i: 5; }
.menu-mobile__voci li:nth-child(7) { --i: 6; } .menu-mobile__voci li:nth-child(8) { --i: 7; }
.menu-mobile__voci a {
  display: block;
  padding: .08em 0;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(34px, 9vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  transform: translateY(110%);
  transition: transform var(--speed-slow) var(--ease-out) calc(var(--i, 0) * 55ms + 80ms), color var(--speed-fast);
}
.menu-mobile.is-aperto .menu-mobile__voci a { transform: none; }
.menu-mobile__voci a:hover { color: var(--cielo); }
.menu-mobile__azioni {
  display: flex; flex-wrap: wrap; gap: 8px;
  opacity: 0; transform: translateY(16px);
  transition: opacity var(--speed-slow) var(--ease-out) .45s, transform var(--speed-slow) var(--ease-out) .45s;
}
.menu-mobile.is-aperto .menu-mobile__azioni { opacity: 1; transform: none; }
html.menu-aperto { overflow: hidden; }
html.menu-aperto .logo-linguetta { position: fixed; }

/* sotto 1200 px la pillola completa coprirebbe la linguetta del logo: hamburger */
@media (max-width: 1199px) {
  .nav-pillola { padding: 8px; gap: 0; height: 60px; }
  .nav-pillola__voci, .nav-pillola__azioni { display: none; }
  .nav-pillola__menu { display: inline-flex; }
}
@media (max-width: 767px) {
  :root { --linguetta-h: 66px; --linguetta-w: 128px; }
  .logo-linguetta .logo-img { height: 44px; }
  .logo__sew { font-size: 32px; }
  .logo__esteso { font-size: 10px; letter-spacing: .18em; }
  .logo-linguetta { padding: 0 22px var(--r) 12px; }
  .nav-pillola { top: 12px; right: 12px; }
}

/* ==========================================================================
   3. Bottoni
   ========================================================================== */
.btn {
  --btn-bg: var(--ink);
  --btn-bg-hover: #1d474e;
  --btn-testo: var(--carta);
  --btn-icona-bg: rgba(255, 255, 255, .18);
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  color: var(--btn-testo);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  background: var(--btn-bg);
  transition: transform var(--speed-fast) var(--ease-out), color var(--speed-normal) var(--ease-hover), background var(--speed-normal) var(--ease-hover);
}
.btn:hover { background: var(--btn-bg-hover); }
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: var(--btn-bg);
  transition: transform var(--speed-normal) var(--ease-hover), background var(--speed-normal) var(--ease-hover);
}
.btn:hover::before { transform: scale(1.06, 1.1); background: var(--btn-bg-hover); }
.btn:active { transform: scale(.98); }
.btn:focus-visible { outline: 3px solid var(--blu); outline-offset: 4px; }
.btn:has(.btn__icona) { padding-right: 9px; }
.btn__icona {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 999px;
  background: var(--btn-icona-bg);
  flex: 0 0 auto;
}
.btn__icona svg { transition: transform var(--speed-normal) var(--ease-hover); }
.btn:hover .btn__icona svg { transform: translate(2px, -2px); }
.btn__icona--sinistra { order: -1; }
.btn:has(.btn__icona--sinistra) { padding-right: 24px; padding-left: 9px; }

.btn--blu { --btn-bg: var(--blu); --btn-bg-hover: var(--blu-scuro); --btn-testo: var(--carta); }
.btn--lime { --btn-bg: var(--lime); --btn-bg-hover: var(--lime-scuro); --btn-testo: var(--ink); --btn-icona-bg: rgba(13, 43, 48, .12); }
.btn--ink { --btn-bg: var(--ink); --btn-bg-hover: #1d474e; --btn-testo: var(--carta); }
.btn--carta { --btn-bg: var(--carta); --btn-bg-hover: var(--cielo); --btn-testo: var(--ink); --btn-icona-bg: var(--cielo); }
.btn--cielo { --btn-bg: var(--cielo); --btn-bg-hover: #bfe0dd; --btn-testo: var(--ink); --btn-icona-bg: rgba(255, 255, 255, .7); }
.btn--s { height: 44px; padding: 0 18px; font-size: 15px; gap: 10px; }
.btn--s:has(.btn__icona) { padding-right: 6px; }
.btn--s .btn__icona { width: 30px; height: 30px; }
.btn--l { height: 60px; padding: 0 30px; font-size: 17px; }
.btn--l:has(.btn__icona) { padding-right: 10px; }
.btn--l .btn__icona { width: 40px; height: 40px; }
.btn--tondo { width: 52px; padding: 0; justify-content: center; }
.btn--tondo:has(.btn__icona) { padding: 0; }
.btn--tondo .btn__icona { background: transparent; }
.btn[disabled], .btn[aria-disabled="true"] { opacity: .55; pointer-events: none; }
.btn-gruppo { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

/* link con freccia (senza fondo) */
.link-freccia {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; color: var(--blu-testo);
}
.link-freccia svg { transition: transform var(--speed-normal) var(--ease-hover); }
.link-freccia:hover svg { transform: translateX(4px); }
.tile--blu .link-freccia, .tile--ink .link-freccia { color: var(--carta); }

/* ==========================================================================
   4. Linguetta, sticker, card ruotata + flip
   ========================================================================== */
/* linguetta in flusso (etichetta bianca con angolo) */
.linguetta {
  display: inline-block;
  background: var(--carta);
  color: var(--ink);
  padding: 8px 16px;
  border-radius: 0 0 var(--r) 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.3;
  max-width: 100%;
}
/* linguetta che morde la tile (posizionata sull'angolo, con raccordi concavi).
   Il box include i raccordi (padding extra = --r sui due lati aperti): il bianco lo disegna ::before. */
.linguetta--ad, .linguetta--as, .linguetta--bd, .linguetta--bs {
  --lp: clamp(18px, 2.4vw, 32px);
  --lc: var(--carta);
  position: absolute;
  z-index: 2;
  isolation: isolate;
  background: none;
  border-radius: 0;
  font-weight: 500;
  font-size: var(--t-lead);
  line-height: 1.35;
  max-width: min(46ch, 100%);
}
.linguetta--ad::before, .linguetta--as::before, .linguetta--bd::before, .linguetta--bs::before {
  content: "";
  position: absolute;
  z-index: -1;
  background: var(--lc);
}
/* basso destra: apre in alto a sinistra */
.linguetta--bd { right: 0; bottom: 0; padding: calc(var(--lp) + var(--r)) var(--lp) var(--lp) calc(var(--lp) + var(--r));
  background:
    radial-gradient(circle at 0 0, transparent calc(var(--r) - .5px), var(--lc) var(--r)) right 0 top 0 / var(--r) var(--r) no-repeat,
    radial-gradient(circle at 0 0, transparent calc(var(--r) - .5px), var(--lc) var(--r)) left 0 bottom 0 / var(--r) var(--r) no-repeat; }
.linguetta--bd::before { inset: var(--r) 0 0 var(--r); border-radius: var(--r) 0 0 0; }
/* basso sinistra: apre in alto a destra */
.linguetta--bs { left: 0; bottom: 0; padding: calc(var(--lp) + var(--r)) calc(var(--lp) + var(--r)) var(--lp) var(--lp);
  background:
    radial-gradient(circle at 100% 0, transparent calc(var(--r) - .5px), var(--lc) var(--r)) left 0 top 0 / var(--r) var(--r) no-repeat,
    radial-gradient(circle at 100% 0, transparent calc(var(--r) - .5px), var(--lc) var(--r)) right 0 bottom 0 / var(--r) var(--r) no-repeat; }
.linguetta--bs::before { inset: var(--r) var(--r) 0 0; border-radius: 0 var(--r) 0 0; }
/* alto sinistra: apre in basso a destra */
.linguetta--as { left: 0; top: 0; padding: var(--lp) calc(var(--lp) + var(--r)) calc(var(--lp) + var(--r)) var(--lp);
  background:
    radial-gradient(circle at 100% 100%, transparent calc(var(--r) - .5px), var(--lc) var(--r)) right 0 top 0 / var(--r) var(--r) no-repeat,
    radial-gradient(circle at 100% 100%, transparent calc(var(--r) - .5px), var(--lc) var(--r)) left 0 bottom 0 / var(--r) var(--r) no-repeat; }
.linguetta--as::before { inset: 0 var(--r) var(--r) 0; border-radius: 0 0 var(--r) 0; }
/* alto destra: apre in basso a sinistra */
.linguetta--ad { right: 0; top: 0; padding: var(--lp) var(--lp) calc(var(--lp) + var(--r)) calc(var(--lp) + var(--r));
  background:
    radial-gradient(circle at 0 100%, transparent calc(var(--r) - .5px), var(--lc) var(--r)) left 0 top 0 / var(--r) var(--r) no-repeat,
    radial-gradient(circle at 0 100%, transparent calc(var(--r) - .5px), var(--lc) var(--r)) right 0 bottom 0 / var(--r) var(--r) no-repeat; }
.linguetta--ad::before { inset: 0 0 var(--r) var(--r); border-radius: 0 0 0 var(--r); }
.linguetta--s { --lp: 14px; font-size: 15px; font-weight: 600; }
.linguetta--sfondo { --lc: var(--sfondo); }
@media (max-width: 767px) {
  .linguetta--ad, .linguetta--as, .linguetta--bd, .linguetta--bs { font-size: 16px; max-width: 78%; }
  /* sotto 768 le linguette grandi in basso vanno in flusso, agganciate al bordo della tile con margini negativi */
  .linguetta--bd:not(.linguetta--s), .linguetta--bs:not(.linguetta--s) {
    position: relative; inset: auto; max-width: none;
    margin: 20px calc(var(--pad-tile) * -1) calc(var(--pad-tile) * -1) 36px;
  }
  .linguetta--bs:not(.linguetta--s) { margin: 20px 36px calc(var(--pad-tile) * -1) calc(var(--pad-tile) * -1); }
  .tile--hero { justify-content: flex-start; }
  .tile--hero .linguetta--bd { margin-top: auto; padding-top: calc(var(--lp) + var(--r)); }
}

/* sticker: esce dalla tile, parallasse via --px. Nessun altro CSS scrive transform qui. */
.sticker {
  --shift: 2rem;
  position: absolute;
  z-index: 4;
  transform: translate3d(0, calc(var(--shift) * (var(--px, .5) - .5) * -1), 0);
  will-change: transform;
  pointer-events: none;
  user-select: none;
}
.sticker--in-flusso { position: relative; }

/* card ruotata + flip 3D */
.card-ruotata {
  --rot: 3deg;
  position: relative;
  display: block;
  width: 100%;
  background: var(--carta);
  color: var(--ink);
  border-radius: var(--r);
  box-shadow: var(--ombra-card);
  rotate: var(--rot);
  text-align: left;
  perspective: 1200px;
  transition: rotate var(--speed-normal) var(--ease-hover), scale var(--speed-normal) var(--ease-hover);
}
.card-ruotata:hover { scale: 1.02; }
.card-ruotata:focus-visible { outline-offset: 6px; }
.flip {
  display: grid;
  transform-style: preserve-3d;
  transition: transform .7s var(--ease-gentle);
}
.flip > * {
  grid-area: 1 / 1;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--r);
  padding: clamp(20px, 2.4vw, 32px);
  min-height: 100%;
}
.flip__retro { transform: rotateY(180deg); background: var(--blu); color: var(--carta); }
.flip--x .flip__retro { transform: rotateX(180deg); }
.card-ruotata:hover .flip,
.card-ruotata[aria-pressed="true"] .flip { transform: rotateY(180deg); }
.card-ruotata:hover .flip--x,
.card-ruotata[aria-pressed="true"] .flip--x { transform: rotateX(180deg); }
@media (hover: none) {
  .card-ruotata:hover .flip { transform: none; }
  .card-ruotata[aria-pressed="true"] .flip { transform: rotateY(180deg); }
  .card-ruotata[aria-pressed="true"] .flip--x { transform: rotateX(180deg); }
}
.flip__suggerimento { display: block; margin-top: 12px; font-size: 13px; color: var(--testo-2); }
.flip__retro .flip__suggerimento { color: #e3f4f2; }
.tile--blu .flip__suggerimento { color: #e3f4f2; }

/* ==========================================================================
   5. Pillole, chip, numero, barra di avanzamento
   ========================================================================== */
.pillola {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--cielo);
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  max-width: 100%;
}
.pillola--blu { background: var(--blu); color: var(--carta); }
.pillola--ink { background: var(--ink); color: var(--carta); }
.pillola--lime { background: var(--lime); color: var(--ink); }
.pillola--carta { background: var(--carta); color: var(--ink); }
.pillola--sfondo { background: var(--sfondo); color: var(--ink); }
.pillola__pallino { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.pillola__pallino--lime { background: var(--lime); }
.pillola__pallino--pulsa { animation: pulsa 1.8s var(--ease-in-out) infinite; }
@keyframes pulsa { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.5); opacity: .55; } }

/* chip: interruttore a pillola con pallino che scorre */
.chip {
  --chip-bg: var(--sfondo);
  --chip-testo: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 40px;
  padding: 0 14px 0 6px;
  border-radius: 999px;
  background: var(--chip-bg);
  color: var(--chip-testo);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--speed-normal) var(--ease-hover), color var(--speed-fast) var(--ease-hover), transform var(--speed-fast) var(--ease-out);
}
.chip::before {
  content: "";
  width: 28px; height: 28px;
  border-radius: 999px;
  background: var(--carta);
  box-shadow: 0 2px 6px rgba(13, 43, 48, .12);
  transition: background var(--speed-normal) var(--ease-hover), transform var(--speed-normal) var(--ease-bounce);
  flex: 0 0 auto;
}
.chip:hover { --chip-bg: #e9e9e9; }
.chip:active { transform: scale(.97); }
.chip[aria-pressed="true"] { --chip-bg: var(--blu); --chip-testo: var(--carta); }
.chip[aria-pressed="true"]::before { background: var(--lime); transform: scale(1.05); }
.tile--cielo .chip, .tile--carta .chip { --chip-bg: var(--carta); }
.tile--cielo .chip:hover, .tile--carta .chip:hover { --chip-bg: #eaf5f4; }
.tile--cielo .chip[aria-pressed="true"], .tile--carta .chip[aria-pressed="true"] { --chip-bg: var(--blu); }
.tile--ink .chip { --chip-bg: rgba(255, 255, 255, .12); --chip-testo: var(--carta); }
.tile--ink .chip:hover { --chip-bg: rgba(255, 255, 255, .2); }
.tile--ink .chip[aria-pressed="true"] { --chip-bg: var(--lime); --chip-testo: var(--ink); }
.tile--ink .chip[aria-pressed="true"]::before { background: var(--ink); }
.chip-gruppo { display: flex; flex-wrap: wrap; gap: 8px; }
.chip--s { height: 34px; font-size: 14px; gap: 8px; padding: 0 12px 0 4px; }
.chip--s::before { width: 24px; height: 24px; }

/* numero grande (count-up via data-count) */
.numero {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: var(--t-display);
  line-height: .95;
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
  color: var(--blu-testo);
}
.numero--grande { font-size: clamp(48px, 6vw, 60px); }
.tile--blu .numero, .tile--ink .numero { color: var(--carta); }
.tile--lime .numero { color: var(--ink); }

/* barra di avanzamento della pagina */
.barra-progresso {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  z-index: var(--z-barra);
  pointer-events: none;
}
.barra-progresso span {
  display: block;
  width: 100%; height: 100%;
  background: var(--blu);
  transform: scaleX(0);
  transform-origin: left;
}

/* ==========================================================================
   6. Fisarmonica, carosello, nastro, pila
   ========================================================================== */
.fisarmonica { display: grid; gap: 6px; }
.fisarmonica__voce { background: var(--carta); border-radius: var(--r-in); }
.tile--carta .fisarmonica__voce { background: var(--sfondo); }
.fisarmonica__testa {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  text-align: left;
  font-family: var(--f-display);
  font-size: var(--t-h3);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  border-radius: var(--r-in);
  transition: color var(--speed-normal) var(--ease-hover);
}
.fisarmonica__testa:hover { color: var(--blu-testo); }
.fisarmonica__testa:focus-visible { outline-offset: -4px; }
.fisarmonica__icona {
  flex: 0 0 auto;
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border-radius: 999px;
  background: var(--cielo);
  color: var(--ink);
  transition: transform var(--speed-normal) var(--ease-out), background var(--speed-normal) var(--ease-hover);
}
.fisarmonica__testa[aria-expanded="true"] .fisarmonica__icona { transform: rotate(180deg); background: var(--blu); color: var(--carta); }
.fisarmonica__corpo {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--speed-slow) var(--ease-out);
}
.fisarmonica__corpo > div { overflow: hidden; min-height: 0; }
.fisarmonica__corpo p, .fisarmonica__corpo ul { padding: 0 20px 20px; color: var(--testo-2); max-width: 62ch; }
.fisarmonica__testa[aria-expanded="true"] + .fisarmonica__corpo,
.fisarmonica__voce:has(.fisarmonica__testa[aria-expanded="true"]) .fisarmonica__corpo { grid-template-rows: 1fr; }
/* la domanda puo' essere un h3 (o .fisarmonica__domanda / .fisarmonica__h) che avvolge il bottone: nessuno stile proprio */
.fisarmonica h3, .fisarmonica__domanda, .fisarmonica__h { margin: 0; font: inherit; }
.fisarmonica h3 .fisarmonica__testa, .fisarmonica__domanda .fisarmonica__testa, .fisarmonica__h .fisarmonica__testa { width: 100%; }

/* carosello: scroll-snap + frecce + drag (site.js) */
.carosello { position: relative; }
.carosello__pista {
  display: flex;
  gap: var(--gap);
  overflow-x: auto;
  overflow-y: clip;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: 4px;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
}
.carosello__pista::-webkit-scrollbar { display: none; }
.carosello__pista > * { flex: 0 0 auto; scroll-snap-align: start; }
.carosello__pista.is-drag { cursor: grabbing; scroll-snap-type: none; scroll-behavior: auto; }
.carosello__pista.is-drag > * { pointer-events: none; }
.carosello--sbordo .carosello__pista {
  margin-inline: calc(var(--pad-tile) * -1);
  padding-inline: var(--pad-tile);
  scroll-padding-inline: var(--pad-tile);
}
.carosello__frecce { display: flex; gap: 8px; margin-bottom: 18px; justify-content: flex-end; }
.carosello__freccia {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  border-radius: 999px;
  background: var(--carta);
  color: var(--ink);
  box-shadow: var(--ombra-card);
  transition: background var(--speed-normal) var(--ease-hover), color var(--speed-normal) var(--ease-hover), transform var(--speed-fast) var(--ease-out), opacity var(--speed-normal);
}
.carosello__freccia:hover { background: var(--blu); color: var(--carta); }
.carosello__freccia:active { transform: scale(.95); }
.carosello__freccia[disabled] { opacity: .35; pointer-events: none; }
.tile--blu .carosello__freccia:hover, .tile--ink .carosello__freccia:hover { background: var(--lime); color: var(--ink); }
.carosello__scheda { width: min(320px, 80vw); }

/* nastro: marquee infinito, contenuto duplicato da motion.js */
.nastro {
  --durata: 30s;
  display: flex;
  overflow: clip;
  width: 100%;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.nastro__pista {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: var(--nastro-gap, 14px);
  padding-right: var(--nastro-gap, 14px);
  min-width: max-content;
  animation: nastro var(--durata) linear infinite;
  will-change: transform;
}
.nastro:hover .nastro__pista { animation-play-state: paused; }
.nastro--inverso .nastro__pista { animation-direction: reverse; }
@keyframes nastro { to { transform: translate3d(-100%, 0, 0); } }
.nastro__voce {
  display: inline-flex; align-items: center; gap: 12px;
  height: 56px; padding: 0 22px;
  border-radius: 999px;
  background: var(--carta);
  color: var(--ink);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}
.nastro__voce i { width: 10px; height: 10px; border-radius: 50%; background: var(--blu); }
.tile--ink .nastro__voce { background: rgba(255, 255, 255, .1); color: var(--carta); }
.tile--ink .nastro__voce i { background: var(--lime); }
.tile--blu .nastro__voce { background: rgba(255, 255, 255, .16); color: var(--carta); }
.tile--blu .nastro__voce i { background: var(--lime); }
@media (prefers-reduced-motion: reduce) { .nastro__pista { animation: none; } }

/* pila: card sticky che si impilano nello scroll (motion.js scala/scurisce la precedente) */
.pila { --pila-top: calc(var(--nav-h) + 36px); display: grid; gap: var(--gap); }
.pila__card {
  position: sticky;
  top: calc(var(--pila-top) + var(--i, 0) * 12px);
  --velo: 0;
  transform-origin: top center;
  will-change: transform;
}
.pila__card::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  background: var(--ink);
  opacity: var(--velo);
  pointer-events: none;
  transition: none;
}
.pila__card:nth-child(1) { --i: 0; } .pila__card:nth-child(2) { --i: 1; }
.pila__card:nth-child(3) { --i: 2; } .pila__card:nth-child(4) { --i: 3; }
.pila__card:nth-child(5) { --i: 4; }
.pila__card { min-height: min(62vh, 560px); }
@media (max-width: 767px) { .pila__card { min-height: 0; } }

/* ==========================================================================
   7. Form
   ========================================================================== */
.form { display: grid; gap: 16px; }
.form__riga { display: grid; gap: 16px; }
@media (min-width: 640px) { .form__riga { grid-template-columns: 1fr 1fr; } }
.campo { display: grid; gap: 6px; }
.campo label, .campo__etichetta { font-size: 15px; font-weight: 600; }
.campo input, .campo textarea, .campo select {
  width: 100%;
  min-height: 52px;
  padding: 12px 18px;
  border: 2px solid transparent;
  border-radius: 14px;
  background: var(--sfondo);
  color: var(--ink);
  font-weight: 500;
  transition: border-color var(--speed-normal) var(--ease-hover), background var(--speed-normal) var(--ease-hover);
}
.tile--cielo .campo input, .tile--cielo .campo textarea, .tile--cielo .campo select,
.tile--sfondo .campo input, .tile--sfondo .campo textarea, .tile--sfondo .campo select { background: var(--carta); }
.campo input::placeholder, .campo textarea::placeholder { color: #7a8394; }
.campo input:hover, .campo textarea:hover, .campo select:hover { border-color: rgba(11, 110, 122, .35); }
.campo input:focus-visible, .campo textarea:focus-visible, .campo select:focus-visible { outline: none; border-color: var(--blu); }
.campo textarea { min-height: 140px; resize: vertical; }
.campo--pillola input, .campo--pillola select { border-radius: 999px; }
.campo__aiuto { font-size: 13px; color: var(--testo-2); }
.campo__errore { display: none; font-size: 13px; font-weight: 600; color: #c0263c; }
.campo--errore input, .campo--errore textarea, .campo--errore select { border-color: #d62839; background: #fff3f4; }
.campo--errore .campo__errore { display: block; }
.campo--scelta { display: flex; align-items: center; gap: 10px; }
.campo--scelta input[type="checkbox"] {
  appearance: none; width: 24px; height: 24px; min-height: 0; padding: 0;
  border-radius: 7px; background: var(--sfondo); border: 2px solid transparent;
  display: grid; place-content: center; cursor: pointer;
}
.campo--scelta input[type="checkbox"]::before { content: ""; width: 12px; height: 12px; border-radius: 3px; background: var(--blu); transform: scale(0); transition: transform var(--speed-fast) var(--ease-bounce); }
.campo--scelta input[type="checkbox"]:checked::before { transform: scale(1); }
.campo--scelta label { font-weight: 500; font-size: 15px; }
.form__stato {
  display: none;
  padding: 16px 20px;
  border-radius: 14px;
  background: var(--cielo);
  color: var(--ink);
  font-weight: 500;
}
.form__stato.is-visibile { display: block; }
.form__stato--ok { background: var(--lime); }
.form__stato--errore { background: #ffe3e6; }
.form__azioni { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.form__nota { font-size: 13px; color: var(--testo-2); }

/* avviso demo: le CTA "finte" mostrano uno stato chiaro */
.avviso-demo {
  position: fixed;
  left: 50%; bottom: 20px;
  z-index: 70;
  max-width: min(92vw, 520px);
  padding: 14px 18px 14px 20px;
  border-radius: 16px;
  background: var(--ink);
  color: var(--carta);
  box-shadow: var(--ombra-nav);
  display: flex; align-items: center; gap: 14px;
  font-size: 15px; font-weight: 500;
  transform: translate(-50%, 24px);
  opacity: 0;
  transition: transform var(--speed-normal) var(--ease-out), opacity var(--speed-normal) var(--ease-out);
}
.avviso-demo.is-visibile { opacity: 1; transform: translate(-50%, 0); }
.avviso-demo a { color: var(--lime); font-weight: 600; white-space: nowrap; }
.avviso-demo button { width: 32px; height: 32px; border-radius: 999px; background: rgba(255, 255, 255, .12); display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; }

/* bolla blu della transizione tra pagine (SEW.bolla): fissa, solo transform */
.bolla {
  position: fixed;
  z-index: 9998;
  border-radius: 50%;
  background: var(--blu);
  pointer-events: none;
  transform: scale(0);
  will-change: transform;
}
.bolla--sopra { z-index: 9999; }

/* ==========================================================================
   8. Browser finto (contenitore delle simulazioni)
   ========================================================================== */
.browser {
  background: var(--carta);
  color: var(--ink);
  border-radius: var(--r);
  box-shadow: var(--ombra-card);
  overflow: clip;
}
.browser__barra {
  display: flex; align-items: center; gap: 12px;
  height: 44px; padding: 0 14px;
  background: var(--sfondo);
}
.browser__pallini { display: flex; gap: 6px; }
.browser__pallini i { width: 10px; height: 10px; border-radius: 50%; background: var(--ink); opacity: .18; }
.browser__pallini i:nth-child(2) { opacity: .32; }
.browser__pallini i:nth-child(3) { opacity: .5; }
.browser__url {
  flex: 1; display: flex; align-items: center; gap: 8px;
  height: 28px; padding: 0 12px;
  border-radius: 999px;
  background: var(--carta);
  font-size: 13px; font-weight: 500; color: var(--testo-2);
  min-width: 0;
}
.browser__url span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.browser__url svg { flex: 0 0 auto; }
.browser__corpo { position: relative; }
.tile--carta .browser { box-shadow: none; }

/* ==========================================================================
   9. Piede
   ========================================================================== */
.piede__tile { padding: clamp(28px, 4vw, 56px) var(--pad-tile) 24px; }
.piede__griglia { display: grid; gap: 32px var(--gap); }
.piede__nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.piede__nav ul { display: grid; gap: 10px; align-content: start; }
.piede__nav a { font-weight: 600; color: var(--carta); opacity: .86; transition: opacity var(--speed-normal) var(--ease-hover), color var(--speed-normal) var(--ease-hover); }
.piede__nav a:hover { opacity: 1; color: var(--lime); }
.piede__brand a { text-decoration: underline; text-underline-offset: 3px; }
.piede__brand a:hover { color: var(--lime); }
.piede__cta { padding: clamp(22px, 2.6vw, 36px); }
.piede__cta .t-h3 { max-width: 14ch; }
.piede__basso {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px;
  margin-top: clamp(28px, 4vw, 56px);
  padding-top: 20px;
  border-top: 2px solid rgba(255, 255, 255, .1);
}
@media (min-width: 900px) {
  .piede__griglia { grid-template-columns: 1.3fr 1fr 1fr; align-items: start; }
  .piede__nav { padding-top: 8px; }
}
@media (min-width: 1200px) {
  .piede__griglia { grid-template-columns: 1.4fr 1.1fr .9fr; }
}

/* ==========================================================================
   10. Utilità di composizione usate dalle pagine
   ========================================================================== */
.tile--hero { min-height: clamp(520px, 78vh, 760px); display: flex; flex-direction: column; justify-content: flex-end; }
.tile--hero .t-hero { max-width: 12ch; }
.tile--hero > :first-child { margin-top: calc(var(--linguetta-h) - var(--margine)); }
.tile__testa { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 16px 24px; margin-bottom: clamp(20px, 2.5vw, 32px); }
.tile--ink a:not(.btn):hover, .tile--blu a:not(.btn):hover { color: var(--lime); }
.griglia-2 { display: grid; gap: var(--gap); }
@media (min-width: 768px) { .griglia-2 { grid-template-columns: 1fr 1fr; } }
.riga-flex { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.spazio-sopra { margin-top: var(--gap); }
.sezione-titolo { margin-bottom: clamp(20px, 3vw, 36px); }
.sezione-titolo .misura { margin-top: 12px; }
.elenco-segni { display: grid; gap: 10px; }
.elenco-segni li { display: flex; gap: 12px; align-items: flex-start; }
.elenco-segni li::before {
  content: ""; flex: 0 0 auto; margin-top: .5em;
  width: 10px; height: 10px; border-radius: 50%; background: var(--blu);
}
.tile--blu .elenco-segni li::before, .tile--ink .elenco-segni li::before { background: var(--lime); }
.tile--lime .elenco-segni li::before { background: var(--ink); }

/* ==========================================================================
   11. Rifinitura del design (01/10/2026, richiesta di Marco: «alzare il livello
   senza perdere la semplicità»). Apertura, sipario, occhiello, decori del marchio,
   profondità delle tile, vetro sulla nav, bottoni con testo che rotola.
   ========================================================================== */

/* --- apertura della home (apertura.js): velo inchiostro con la «w» che diventa finestra --- */
html.apertura-attiva, html.apertura-attiva body { overflow: hidden; }
.apertura { position: fixed; inset: 0; z-index: 9997; cursor: pointer; }
.apertura__svg { display: block; width: 100%; height: 100%; }
.apertura__velo { fill: var(--ink); }
.apertura__salta {
  position: absolute; right: 22px; bottom: 22px;
  height: 38px; padding: 0 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .18);
  color: #fff; font-size: 14px; font-weight: 600;
  transition: background var(--speed-normal) var(--ease-hover);
}
.apertura__salta:hover { background: rgba(255, 255, 255, .2); }
@media (max-width: 767px) { .apertura__salta { right: 14px; bottom: 14px; } }

/* --- sipario tra le pagine (SEW.sipario in motion.js) --- */
.sipario {
  position: fixed; inset: 0; z-index: 9999;
  display: grid; place-items: center;
  background: var(--ink);
  pointer-events: none;
  will-change: clip-path;
}
.sipario__w { width: 96px; height: auto; will-change: transform, opacity; }

/* --- occhiello: l'etichetta sopra i titoli. Larga quanto il suo testo, mai a tutta riga --- */
.occhiello {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  max-width: 100%;
  align-self: flex-start;
  justify-self: start;
  padding: 7px 15px 7px 11px;
  border-radius: 999px;
  background: rgba(13, 43, 48, .06);
  color: var(--ink);
  font-family: var(--f-corpo);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: .005em;
  text-transform: none;
}
.occhiello::before {
  content: "";
  flex: 0 0 auto;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--blu);
  box-shadow: 0 0 0 4px rgba(11, 110, 122, .16);
}
.tile--blu .occhiello, .tile--ink .occhiello {
  background: rgba(255, 255, 255, .1);
  color: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .16);
}
.tile--blu .occhiello::before, .tile--ink .occhiello::before {
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(212, 240, 60, .2);
  animation: occhiello-pulsa 2.4s var(--ease-in-out) infinite;
}
.tile--cielo .occhiello { background: rgba(255, 255, 255, .7); }
.tile--lime .occhiello { background: rgba(13, 43, 48, .08); }
.tile--lime .occhiello::before { background: var(--ink); box-shadow: 0 0 0 4px rgba(13, 43, 48, .12); }
@keyframes occhiello-pulsa { 0%, 100% { box-shadow: 0 0 0 4px rgba(212, 240, 60, .2); } 50% { box-shadow: 0 0 0 7px rgba(212, 240, 60, 0); } }
@media (prefers-reduced-motion: reduce) { .occhiello::before { animation: none !important; } }

/* --- profondità: luce morbida sulle tile piene (niente gradienti colorati, solo luce e ombra) --- */
.tile--blu {
  background-image:
    radial-gradient(120% 90% at 0% 0%, rgba(255, 255, 255, .09), transparent 55%),
    radial-gradient(90% 80% at 100% 100%, rgba(5, 30, 34, .22), transparent 60%);
}
.tile--ink {
  background-image:
    radial-gradient(110% 90% at 100% 0%, rgba(11, 110, 122, .32), transparent 60%),
    radial-gradient(80% 70% at 0% 100%, rgba(0, 0, 0, .18), transparent 60%);
}
.tile--cielo { background-image: radial-gradient(110% 90% at 0% 0%, rgba(255, 255, 255, .5), transparent 60%); }
.tile--lime { background-image: radial-gradient(110% 90% at 0% 0%, rgba(255, 255, 255, .28), transparent 55%); }

/* --- ingresso coordinato delle tile (motion.js scrive translate/scale e poi li toglie) --- */
.tile--entra { transform-origin: 50% 0; will-change: translate, scale; }

/* --- decoro degli hero: la «w» del logo, grande e trasparente, si disegna e sale piano --- */
.tile--hero { isolation: isolate; }
/* il contenitore copre la tile e taglia la «w» (gli hero sono tile--aperta: senza questo sborderebbe) */
.hero-w {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  border-radius: inherit;
  pointer-events: none;
}
.hero-w .marchio {
  position: absolute;
  right: clamp(-120px, -4vw, -20px);
  top: clamp(40px, 9%, 110px);
  width: clamp(300px, 46vw, 700px);
  height: auto;
  overflow: visible;
  transform: translate3d(0, calc(var(--uscita, 0) * 140px), 0) rotate(calc(var(--uscita, 0) * -6deg));
  transform-origin: 30% 60%;
}
.hero-w path {
  stroke: rgba(255, 255, 255, .34);
  stroke-width: 1.2;
  vector-effect: non-scaling-stroke;
  stroke-dasharray: 1;
  stroke-dashoffset: 0;
}
.hero-w .m-w-retro { fill: rgba(255, 255, 255, .04); }
.hero-w .m-w { fill: rgba(255, 255, 255, .075); }
.tile--cielo .hero-w path { stroke: rgba(13, 43, 48, .2); }
.tile--cielo .hero-w .m-w-retro { fill: rgba(13, 43, 48, .03); }
.tile--cielo .hero-w .m-w { fill: rgba(255, 255, 255, .32); }
html.js .hero-w path { stroke-dashoffset: 1; fill-opacity: 0; }
html.js .is-inview > .hero-w path {
  stroke-dashoffset: 0;
  fill-opacity: 1;
  transition: stroke-dashoffset 2.4s var(--ease-in-out) .2s, fill-opacity 1.2s var(--ease-out) 1.4s;
}
@media (max-width: 767px) {
  .hero-w .marchio { width: 78vw; right: -22vw; top: 70px; opacity: .8; }
}
@media (prefers-reduced-motion: reduce) {
  html.js .hero-w path { stroke-dashoffset: 0; fill-opacity: 1; transition: none; }
  .hero-w .marchio { transform: none; }
}

/* --- piede: il marchio gigante che sale dal fondo --- */
.piede__marchio {
  height: clamp(90px, 16vw, 250px);
  margin: clamp(28px, 4vw, 48px) 0 -24px;
  overflow: hidden;
  pointer-events: none;
}
.piede__marchio .marchio { display: block; width: 100%; height: auto; will-change: transform; }
.piede__marchio path { fill: rgba(255, 255, 255, .055); }
.piede__marchio .m-w { fill: rgba(255, 255, 255, .09); }
.piede__marchio .m-w-retro { fill: rgba(255, 255, 255, .035); }

/* --- nav: vetro smerigliato quando la pagina scorre --- */
.nav-pillola.is-scrollata {
  background: rgba(255, 255, 255, .78);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  backdrop-filter: blur(18px) saturate(1.6);
  box-shadow: 0 10px 40px rgba(13, 43, 48, .12), inset 0 0 0 1px rgba(255, 255, 255, .6);
}
.nav-pillola { transition: transform var(--speed-normal) var(--ease-out), box-shadow var(--speed-normal) var(--ease-out), background var(--speed-normal) var(--ease-out); }

/* --- bottoni: il testo rotola al passaggio (site.js avvolge il testo in .btn__testo) --- */
.btn__testo { position: relative; display: inline-block; overflow: hidden; padding-block: .2em; margin-block: -.2em; }
.btn__testo > span { display: block; transition: transform .5s cubic-bezier(.7, 0, .2, 1); }
.btn__testo > span::after {
  content: attr(data-t);
  position: absolute; left: 0; top: 100%;
  padding-top: .4em;
}
.btn:hover .btn__testo > span { transform: translateY(calc(-100% - .4em)); }
@media (prefers-reduced-motion: reduce) { .btn:hover .btn__testo > span { transform: none; } }

/* --- barra di avanzamento: lime con un filo di luce --- */
.barra-progresso span { background: linear-gradient(90deg, var(--blu), var(--lime)); }