/* ==========================================================================
   BIOUNICA · PAGINE INTERNE · restyling
   Sistema della scheda prodotto: la home e' il film, le pagine interne sono
   il documento. Avorio per leggere, pochi atti scuri per dare ritmo.
   ========================================================================== */
:root{
  --ink:#080705;--ink-2:#12100c;--ink-3:#1a1712;
  --ivory:#f6f1e7;--ivory-2:#efe8da;--ivory-3:#e5dbc7;
  --gold:#c6a15b;--gold-l:#e8ca8e;--gold-d:#a07c34;
  --gold-ink:#8a6620;          /* oro leggibile su avorio */
  --muted:#5b5346;             /* 6,7:1 su avorio */
  --muted-ink:#4a4238;         /* 8,8:1 su avorio */
  --line:rgba(18,16,12,.13);
  --line-d:rgba(246,241,231,.16);
  --e:cubic-bezier(.19,1,.22,1);
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --serif:'Newsreader',Georgia,serif;
  --sans:'Albert Sans',system-ui,sans-serif;
  --gut:clamp(20px,4.4vw,54px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);font-weight:400;background:var(--ivory);color:var(--ink-2);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,.serif{font-family:var(--serif);font-weight:400;letter-spacing:-.018em;line-height:1.08}
em{font-style:italic;color:var(--gold-ink)}
.dark em{color:var(--gold-l)}
::selection{background:var(--gold);color:#000}
.wrap{width:min(1240px,90vw);margin:0 auto}
.narrow{width:min(820px,90vw);margin:0 auto}
.mono{font-family:var(--mono)}
:focus-visible{outline:2px solid var(--gold-ink);outline-offset:3px}

/* Newsreader: sui corpi grandi l'asse ottico va fissato, o si assottiglia da solo */
.h1,.h2,.display,.pull,.big-n{font-variation-settings:'opsz' 22,'wght' 400}

#grain{position:fixed;inset:0;pointer-events:none;z-index:70;opacity:.05;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E")}

.kick{font-family:var(--mono);font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold-ink);display:inline-flex;align-items:center;gap:12px;text-wrap:balance}
.kick::before{content:"";width:26px;height:1px;background:currentColor;opacity:.7}
.kick.plain::before{display:none}
.dark .kick{color:var(--gold)}

.rv{opacity:0;transform:translateY(26px);transition:opacity .9s var(--e),transform .9s var(--e)}
.rv.in{opacity:1;transform:none}
.d1{transition-delay:.06s}.d2{transition-delay:.12s}.d3{transition-delay:.18s}
.d4{transition-delay:.24s}.d5{transition-delay:.3s}.d6{transition-delay:.36s}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ---------- HEADER ---------- */
.hdr{position:sticky;top:0;z-index:60;background:rgba(246,241,231,.88);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .4s var(--e)}
.hdr.on{border-bottom-color:var(--line)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px var(--gut)}
.logo{display:block;flex:none}
.logo img{height:26px;width:auto;display:block}
.nav{display:flex;gap:clamp(18px,2vw,28px);font-size:13.5px;letter-spacing:.02em;color:var(--muted-ink)}
.nav a{position:relative;padding:4px 0;white-space:nowrap}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:var(--gold-ink);transition:right .45s var(--e)}
.nav a:hover::after,.nav a[aria-current="page"]::after{right:0}
.nav a[aria-current="page"]{color:var(--ink-2)}
.hdr-r{display:flex;align-items:center;gap:18px}
.hdr-r .promo{font-size:13px;color:var(--muted-ink);white-space:nowrap}
.hdr-r .promo:hover{color:var(--ink-2)}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:2px;background:transparent;cursor:pointer;position:relative}
.burger i,.burger i::before,.burger i::after{position:absolute;left:11px;right:11px;height:1px;background:var(--ink-2);content:"";transition:transform .4s var(--e),opacity .3s}
.burger i{top:50%}.burger i::before{left:0;right:0;top:-6px}.burger i::after{left:0;right:0;top:6px}
.menu-open .burger i{background:transparent}
.menu-open .burger i::before{transform:translateY(6px) rotate(45deg)}
.menu-open .burger i::after{transform:translateY(-6px) rotate(-45deg)}
.mnav{position:fixed;inset:0;z-index:55;background:var(--ivory);padding:96px var(--gut) 40px;
  display:flex;flex-direction:column;gap:6px;opacity:0;pointer-events:none;transition:opacity .45s var(--e)}
.menu-open .mnav{opacity:1;pointer-events:auto}
.mnav a{font-family:var(--serif);font-size:30px;padding:8px 0;border-bottom:1px solid var(--line)}
.mnav a[aria-current="page"]{color:var(--gold-ink)}
.mnav .mnav-foot{margin-top:auto;font-size:14.5px;color:var(--muted-ink);line-height:1.8}
@media(max-width:1180px){.nav,.hdr-r .promo{display:none}.burger{display:block}}
@media(max-width:520px){.hdr-r .btn{display:none}}

/* ---------- BOTTONI ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;
  background:var(--ink);color:var(--ivory);border:1px solid var(--ink);
  font-family:var(--sans);font-size:13.5px;font-weight:500;letter-spacing:.05em;
  padding:17px 30px;border-radius:2px;cursor:pointer;position:relative;overflow:hidden;
  transition:color .45s var(--e),border-color .45s var(--e)}
.btn span{position:relative;z-index:2}
.btn::before{content:"";position:absolute;inset:0;background:var(--gold);transform:translateY(101%);transition:transform .5s var(--e)}
.btn:hover::before{transform:translateY(0)}
.btn:hover{color:var(--ink)}
.btn.sm{padding:12px 22px;font-size:12.5px}
.btn.ghost{background:transparent;color:var(--ink-2);border-color:var(--line)}
.dark .btn{background:var(--ivory);color:var(--ink);border-color:var(--ivory)}
.dark .btn.ghost{background:transparent;color:var(--ivory);border-color:rgba(246,241,231,.3)}
.dark .btn.ghost:hover{color:var(--ink)}
.link{display:inline-flex;align-items:center;gap:10px;font-size:14.5px;font-weight:500;color:var(--ink-2);
  border-bottom:1px solid var(--gold-ink);padding-bottom:3px;transition:gap .4s var(--e)}
.link:hover{gap:16px}
.dark .link{color:var(--ivory);border-color:var(--gold)}
.row-btns{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- SEZIONI ---------- */
section{position:relative}
.pad{padding:clamp(56px,6.6vw,96px) 0}
.pad-s{padding:clamp(40px,4.6vw,64px) 0}
.alt{background:var(--ivory-2)}
.dark{background:var(--ink);color:var(--ivory)}
.dark p,.dark .lead{color:rgba(246,241,231,.82)}
.h1{font-size:clamp(36px,5.4vw,70px);margin-top:18px;text-wrap:balance}
.h2{font-size:clamp(30px,4.2vw,52px);margin-top:14px;text-wrap:balance}
h3{font-size:clamp(20px,1.8vw,25px)}
.lead{font-size:clamp(16.5px,1.35vw,18.5px);line-height:1.62;color:var(--muted-ink);max-width:62ch}
.body{font-size:clamp(15.5px,1.15vw,16.5px);line-height:1.68;color:var(--muted-ink)}
.body+.body{margin-top:14px}
.disclaim{margin-top:18px;font-size:13.5px;line-height:1.6;color:var(--muted);max-width:76ch}
.note{margin-top:18px;padding:17px 19px;border-left:2px solid var(--gold-ink);background:var(--ivory-2);
  font-size:15px;line-height:1.62;color:var(--muted-ink)}
.alt .note{background:var(--ivory)}
.note b{color:var(--ink-2);font-weight:500}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,64px);align-items:end;margin-bottom:clamp(30px,3.6vw,52px)}
.sec-head .lead{justify-self:end}
@media(max-width:860px){.sec-head{grid-template-columns:1fr}.sec-head .lead{justify-self:start}}

/* intestazione di pagina */
.crumb{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.crumb a:hover{color:var(--ink-2)}
.crumb span{margin:0 10px;opacity:.5}
.phead{padding:clamp(18px,2.2vw,30px) 0 clamp(28px,3vw,44px)}
.phead .lead{margin-top:14px}
.phead .kick{margin-top:clamp(14px,1.6vw,20px)}
.phead .h1{margin-top:10px}

/* foto su fondo scuro: dissolta, mai incorniciata (le estensioni restano sotto il 100%) */
.fade{-webkit-mask-image:radial-gradient(76% 82% at 50% 50%,#000 52%,transparent 100%);
  mask-image:radial-gradient(76% 82% at 50% 50%,#000 52%,transparent 100%)}
.fade.soft{-webkit-mask-image:radial-gradient(62% 68% at 50% 50%,#000 30%,transparent 100%);
  mask-image:radial-gradient(62% 68% at 50% 50%,#000 30%,transparent 100%)}
.ph{border-radius:3px;overflow:hidden;background:var(--ivory-3)}
.ph img{width:100%;height:100%;object-fit:cover}

/* griglia numerata */
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.facts>div{padding:clamp(22px,2.6vw,34px) clamp(16px,2vw,28px);border-left:1px solid var(--line)}
.facts>div:first-child{border-left:0;padding-left:0}
.facts b{display:block;font-family:var(--serif);font-weight:400;font-size:clamp(30px,3.4vw,44px);line-height:1;
  font-variation-settings:'opsz' 22,'wght' 400;letter-spacing:-.02em}
.facts span{display:block;margin-top:12px;font-size:14.5px;line-height:1.5;color:var(--muted-ink)}
.dark .facts,.dark .facts>div{border-color:var(--line-d)}
.dark .facts span{color:rgba(246,241,231,.7)}
@media(max-width:860px){.facts{grid-template-columns:1fr 1fr}
  .facts>div:nth-child(3){border-left:0;padding-left:0}
  .facts>div:nth-child(n+3){border-top:1px solid var(--line)}
  .dark .facts>div:nth-child(n+3){border-top-color:var(--line-d)}}

/* schede */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:3px;overflow:hidden}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.cards.c4{grid-template-columns:repeat(4,1fr)}
.cards>*{background:var(--ivory);padding:clamp(24px,2.6vw,36px)}
.alt .cards>*{background:var(--ivory-2)}
.cards .n{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;color:var(--gold-ink)}
.cards h3{margin:14px 0 10px}
.cards p{font-size:15.5px;line-height:1.62;color:var(--muted-ink)}
@media(max-width:960px){.cards,.cards.c4{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.cards,.cards.c2,.cards.c4{grid-template-columns:1fr}}

/* moduli */
.form{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px}
.form .full{grid-column:1/-1}
.fld label{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-ink);margin-bottom:8px}
.fld label i{font-style:normal;color:var(--gold-ink)}
.fld input,.fld textarea,.fld select{width:100%;background:var(--ivory);border:1px solid rgba(18,16,12,.22);border-radius:2px;
  padding:14px 15px;font-size:16px;line-height:1.4;transition:border-color .3s var(--e),background .3s var(--e)}
.fld textarea{min-height:150px;resize:vertical}
.fld input:focus,.fld textarea:focus,.fld select:focus{outline:0;border-color:var(--ink-2);background:#fffdf8}
.chk{display:flex;gap:12px;align-items:flex-start;font-size:14px;line-height:1.5;color:var(--muted-ink)}
.chk input{width:18px;height:18px;margin-top:1px;accent-color:var(--ink-2);flex:none}
.chk a{border-bottom:1px solid var(--line)}
.form-msg{display:none;grid-column:1/-1;font-size:14.5px;line-height:1.55;padding:14px 16px;border:1px solid var(--line);background:var(--ivory-2);color:var(--muted-ink)}
.form-msg.on{display:block}
@media(max-width:620px){.form{grid-template-columns:1fr}}

/* newsletter */
.nl{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,64px);align-items:center}
.nl-f{display:flex;gap:10px;flex-wrap:wrap}
.nl-f input{flex:1 1 220px;background:transparent;border:1px solid rgba(246,241,231,.3);border-radius:2px;padding:15px 16px;color:var(--ivory);font-size:16px}
.nl-f input::placeholder{color:rgba(246,241,231,.5)}
.nl-f input:focus{outline:0;border-color:var(--gold)}
.nl small{display:block;margin-top:12px;font-size:13px;color:rgba(246,241,231,.55)}
.nl small a{border-bottom:1px solid rgba(246,241,231,.3)}
.nl .form-msg{background:transparent;color:rgba(246,241,231,.8);border-color:var(--line-d);margin-top:12px}
@media(max-width:860px){.nl{grid-template-columns:1fr}}

/* chiusura */
.close{text-align:center}
.close .h2{max-width:20ch;margin-left:auto;margin-right:auto}
.close .lead{margin:20px auto 0}
.close .row-btns{justify-content:center;margin-top:30px}

/* ---------- FOOTER ---------- */
footer{background:var(--ink);color:rgba(246,241,231,.66);padding:clamp(52px,5.6vw,76px) 0 34px;font-size:14.5px;line-height:1.75}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(26px,3vw,48px)}
footer .logo{display:inline-block;margin-bottom:18px}
footer .logo img{height:30px}
footer b{color:var(--ivory);font-weight:400;display:block;margin-bottom:10px;font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase}
footer a:hover{color:var(--ivory)}
footer ul{list-style:none}
.f-about{max-width:34ch}
.f-bottom{margin-top:clamp(36px,4vw,54px);padding-top:22px;border-top:1px solid var(--line-d);
  display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;font-size:13px;color:rgba(246,241,231,.55)}
.f-bottom nav{display:flex;flex-wrap:wrap;gap:8px 22px}
.legal{margin-top:18px;font-size:12.5px;line-height:1.6;color:rgba(246,241,231,.45)}
@media(max-width:960px){.f-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.f-grid{grid-template-columns:1fr}}