/* Strato "luxury": caricato dopo gli stili di pagina.
   Pesi leggeri, numeri sottili, colore come accento, molta aria, movimento lento. */
:root{
  --muted:#5E6A72;
  --soft:#6B8E99;
  --line:#DCE9ED;
  --mist:#F1F8FA;
  --sky:#E3F0F3;
  --ease:cubic-bezier(.16,1,.3,1);
}
body{font-size:18px;line-height:1.7;letter-spacing:-.003em}
h1,h2,h3,h4{font-weight:600;letter-spacing:-.035em}
.num{font-weight:300;font-variation-settings:'wdth' 100,'opsz' 96;letter-spacing:-.05em}
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.26em;color:var(--teal)}
.dark .eyebrow{color:#9FB0B8}
.lead{font-size:clamp(19px,1.55vw,22px);line-height:1.65;color:var(--muted)}
.sec{padding:clamp(128px,15vw,240px) 0}
.sec-mist{background:var(--mist)}
.h2{font-size:clamp(36px,4.2vw,62px);letter-spacing:-.04em;line-height:1.04}
.h2-xl{font-weight:600;letter-spacing:-.045em}
.split{gap:clamp(48px,8vw,140px)}
.tone{color:#6B93A0}
.dark .tone{color:#8FA1AA}

/* Pulsanti: nero pieno, contorno sottile, link con freccia */
.btn{min-height:50px;padding:0 26px;font-weight:500;font-size:15px;letter-spacing:-.005em;gap:8px}
.btn svg{width:15px;height:15px}
.btn:hover svg{transform:translateX(2px)}
/* CTA Fakis: gradiente teal, ombra colorata, riflesso di luce che attraversa il pulsante */
.btn-primary{position:relative;overflow:hidden;isolation:isolate;color:#fff;border:0;
  background:linear-gradient(135deg,#127F98 0%,#0E7490 45%,#0A5468 100%);
  box-shadow:0 12px 26px -10px rgba(14,116,144,.6),0 2px 6px -2px rgba(10,84,104,.35),inset 0 1px 0 rgba(255,255,255,.22);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),filter .45s var(--ease)}
.btn-primary::after{content:'';position:absolute;top:0;bottom:0;left:-75%;width:55%;z-index:-1;pointer-events:none;
  background:linear-gradient(100deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.4) 50%,rgba(255,255,255,0) 100%);
  transform:skewX(-20deg);animation:fkshine 4.6s cubic-bezier(.45,0,.2,1) infinite}
@keyframes fkshine{0%{left:-75%}38%,100%{left:130%}}
.btn-primary:hover{color:#fff;transform:translateY(-1px);filter:saturate(1.08) brightness(1.04);
  box-shadow:0 18px 34px -12px rgba(14,116,144,.7),0 3px 8px -2px rgba(10,84,104,.35),inset 0 1px 0 rgba(255,255,255,.28)}
.btn-primary:active{transform:translateY(0);filter:brightness(.97)}
.btn-primary:focus-visible{outline:3px solid var(--azzurro);outline-offset:3px}
.dark .btn-primary{color:#fff}
/* riflesso solo sulle CTA principali: header, barra mobile e form restano fermi */
.nav .btn-primary::after,.mbar .btn-primary::after,form .btn-primary::after{display:none}
.nav .btn-primary{box-shadow:0 6px 16px -8px rgba(14,116,144,.6),inset 0 1px 0 rgba(255,255,255,.2)}
.cta .btn-primary::after{animation-delay:1.6s}
@media (prefers-reduced-motion:reduce){.btn-primary::after{animation:none;display:none}.btn-primary:hover{transform:none}}
.btn-line{border-width:1px;border-color:rgba(14,116,144,.35);color:var(--teal)}
.btn-line:hover{background:transparent;color:var(--teal-d);border-color:var(--teal)}
.dark .btn-line{border-color:rgba(255,255,255,.35)}
.dark .btn-line:hover{background:transparent;color:#fff;border-color:#fff}
.arrow{display:inline-flex;align-items:center;gap:6px;color:var(--teal);text-decoration:none;font-weight:500;font-size:16px}
.arrow::after{content:'›';font-size:1.25em;line-height:1;transform:translateY(-1px);transition:transform .4s var(--ease)}
.arrow:hover{color:var(--teal-d)}
.arrow:hover::after{transform:translate(3px,-1px)}
.dark .arrow{color:var(--azzurro)}

/* Header: barra intera, sottile, traslucida */
.top{inset:0 0 auto}
.top>.wrap{max-width:none;padding:0}
.nav{height:60px;border-radius:0;padding:0 var(--gut);gap:34px;background:rgba(255,255,255,.72);border:0;border-bottom:1px solid rgba(15,25,35,.06);backdrop-filter:saturate(1.8) blur(20px);-webkit-backdrop-filter:saturate(1.8) blur(20px)}
.top.on-dark .nav{background:rgba(12,20,27,.62);border-bottom-color:rgba(255,255,255,.07)}
.mono{width:28px;height:28px;font-size:11px;border-width:1px;font-weight:600}
.brand b{font-weight:600;font-size:16px}
.brand small{font-size:8.5px;letter-spacing:.22em}
.nav-links{gap:30px}
.nav-links a{font-size:13.5px;font-weight:400;letter-spacing:.005em}
.nav-links a::after{height:1px;background:currentColor;bottom:-2px}
.nav-urg{font-size:13px;font-weight:500}
.pulse{animation:none;width:6px;height:6px}
.nav .btn{min-height:34px;padding:0 16px;font-size:13px}
.menu-btn{min-height:38px;border-width:1px;font-weight:500;font-size:13px}
.drawer a{font-weight:500}

/* Passaggio tra pagine: dissolvenza in bianco */
.curtain{background:#fff;transform:none;opacity:0;transition:opacity .45s ease}
.curtain.leave{opacity:1;transform:none}
.curtain.enter{opacity:1;transform:none;animation:fkfade 1s var(--ease) .05s forwards}
@keyframes fkfade{to{opacity:0}}

/* Comparse lente, da uno stato già leggibile */
[data-reveal]{transform:translateY(56px);opacity:.4;transition:transform 1.7s var(--ease),opacity 1.7s var(--ease)}
[data-reveal].in{transform:none;opacity:1}

/* FAQ */
.faq summary{font-weight:500;font-size:clamp(19px,1.5vw,22px);padding:34px 0;letter-spacing:-.02em}
.faq .pm{width:30px;height:30px;border-width:1px}
.faq .pm svg{width:12px;height:12px}
.faq details p{padding-bottom:36px}

/* Righe collegate */
.rel{padding:36px 0}
.rel .num{font-size:40px;color:var(--azzurro)}
.rel h3{font-weight:500;letter-spacing:-.025em}
.rel .go{background:transparent;color:var(--ink);border:1px solid var(--line);width:46px;height:46px}
.rel:hover{background:transparent;padding-left:0;padding-right:0}
.rel:hover .go{transform:translateX(4px);background:var(--teal);color:#fff;border-color:var(--teal)}

/* Chiusura: bianca, centrata */
.cta{background:linear-gradient(160deg,#F1F8FA 0%,#DCEDF1 100%);border-top:0}
.cta-grid{padding:clamp(128px,14vw,220px) 0}
.cta h2{font-weight:600;font-size:clamp(44px,5.4vw,84px);letter-spacing:-.045em;line-height:1}
.tel-big{font-weight:300;font-variation-settings:'wdth' 100;letter-spacing:-.04em}
.cta-photo{border-radius:20px}

/* Footer */
.foot{padding-top:120px}
.foot-big{color:#16232D;font-weight:300;font-variation-settings:'wdth' 100;letter-spacing:-.06em}
.foot h4{font-weight:500;letter-spacing:.22em;color:#8FA1AA}
.grain::after{opacity:.03}
.mbar{border-radius:18px;background:rgba(15,25,35,.92);backdrop-filter:blur(16px)}

/* ----- Parodontologia ----- */
.stage-bg{background:radial-gradient(70% 80% at 65% 50%,#FFFFFF 0%,#F4F7F8 70%,#EDF2F3 100%)}
.ph2{font-weight:600;letter-spacing:-.04em;line-height:1.02}
.steps3 li::before{font-weight:300;color:var(--teal);font-variation-settings:'wdth' 100}
.opt-tag{border-width:1px;font-weight:500}
.chip{border-width:1px;font-weight:400;background:rgba(255,255,255,.6)}
.story-ui .pills,.cure-ui .pills{background:transparent;border:0;backdrop-filter:none;-webkit-backdrop-filter:none;padding:0;gap:22px}
.story-ui .pills button,.cure-ui .pills button{border:0;cursor:pointer;font-family:var(--body);white-space:nowrap;min-height:36px;padding:0;background:transparent!important;color:var(--soft);font-weight:400;font-size:13px;border-radius:0}
.story-ui .pills button[aria-current="step"],.cure-ui .pills button[aria-current="step"]{color:var(--ink)}
.story.xr .pills button[aria-current="step"]{color:#fff}
.story-bar{left:0;right:0;bottom:-6px;height:1px;background:var(--line)}
.story-bar i{background:var(--verde)}
.story.xr .story-bar i{background:#fff}
.xbtn{border-width:1px;font-weight:500;font-size:13px;min-height:40px}
.probe-label span{background:rgba(15,25,35,.9);font-weight:500;border-radius:8px}
.probe-label b{font-weight:300;font-variation-settings:'wdth' 100;color:#fff}
.expand-txt .h2-xl{font-weight:600}
.tools .m,.so-media{border-radius:18px}

/* ----- Chi siamo ----- */
.hero h1{font-weight:600}
.hero h1 em{color:#fff;font-weight:300;font-variation-settings:'wdth' 100}
.play i{border-width:1px;width:64px;height:64px}
.seal{border-width:1px;border-color:rgba(4,122,87,.45);background:rgba(255,255,255,.55)}
.seal b{font-weight:300;font-variation-settings:'wdth' 100;letter-spacing:-.05em}
.marble .h2-xl span{color:#2E6F5C}
.yr{display:none}
.era .txt .num{font-weight:300;font-variation-settings:'wdth' 100}
.era .media,.card .inner,.gallery .m,.film{border-radius:18px}
.mrow .num{font-weight:300;font-variation-settings:'wdth' 100}
.mrow.on .num{color:var(--verde)}
.mrow p{font-weight:600}
.card .inner{transform:none!important}
.card .tag{font-weight:500;background:rgba(255,255,255,.75);backdrop-filter:blur(8px)}
.card h3{font-weight:500}
.acc li{border-top-width:1px}
.acc b{font-weight:500}
.film .f-txt i{width:64px;height:64px}
.film b{font-weight:500}

/* ----- Contatti ----- */
.tel-hero{font-weight:300!important;color:var(--ink)!important;font-variation-settings:'wdth' 100!important;letter-spacing:-.05em!important}
.status.open i{animation:none}
.k-hero h1{font-weight:600}
.k-vid{border-radius:18px}
.track{border-radius:8px;height:48px}
.row{min-height:52px}
.row .d{font-weight:500;font-size:16px}
.bar{top:5px;bottom:5px;border-radius:6px;background:#D9EEF2;font:500 14px/1 var(--body);letter-spacing:0}
.now{width:1px}
.addr{font-weight:600}
.form-grid .panel{box-shadow:0 40px 100px -60px rgba(15,25,35,.35)}
.chip[aria-pressed="true"]{background:var(--teal);border-color:var(--teal)}
.field input,.field textarea{border-width:1px;border-color:#C9D5DA;border-radius:12px}
.acc-box{background:var(--mist);border:1px solid var(--line)}
.acc-box b{font-weight:500}

/* Accenti Fakis */
.pillars .num,.info3 .eyebrow{color:var(--teal)}
.pillars li,.info3 li{border-top-color:var(--azzurro)}
.status.open i{background:var(--verde)}
.sec-mist{background:var(--mist)}
.urg{background:#fff}

/* Sottomenu Cure */
.nav-links .has-sub{position:relative}
.nav-links .sub{position:absolute;top:calc(100% + 14px);left:-22px;min-width:240px;padding:12px;border-radius:16px;background:rgba(255,255,255,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--line);box-shadow:0 24px 60px -24px rgba(15,25,35,.3);display:grid;gap:2px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .3s var(--ease),transform .3s var(--ease),visibility .3s}
.nav-links .sub::before{content:'';position:absolute;left:0;right:0;top:-16px;height:16px}
.nav-links .has-sub:hover .sub,.nav-links .has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.nav-links .sub a{display:block;padding:10px 12px;border-radius:10px;color:var(--ink);font-size:14px}
.nav-links .sub a::after{display:none}
.nav-links .sub a:hover,.nav-links .sub a[aria-current="page"]{background:var(--mist);color:var(--teal)}
.top.on-dark .nav-links .sub a{color:var(--ink)}
.drawer{overflow-y:auto}
.drawer a{font-size:clamp(26px,7vw,40px)}

/* Plus Jakarta Sans: interlinea e spaziatura tarate sul nuovo carattere (Bricolage reggeva tracking più stretti) */
.h1,.hero .h1,.svc .h1,.pg .h1,.h2-xl,.cta h2,.hero h1{letter-spacing:-.032em}
.h2,.ph2,.prose h2,.cname,.urg h2,.addr{letter-spacing:-.028em}
.num,.tel-big,.tel-hero,.foot-big,.svc-tel,.urg-tel{letter-spacing:-.03em!important}
.tel-hero{font-size:clamp(46px,6.2vw,108px)!important;white-space:nowrap}
.urg-tel{font-size:clamp(40px,5.2vw,86px);white-space:nowrap}
.tel-big,.svc-tel{white-space:nowrap}