/* ===== Studio Dentistico Nesler Bett — Il tuo sorriso in mani esperte ===== */
:root{
  --bg:#F4F8F9;
  --bg-2:#E9F1F2;
  --panel:#FFFFFF;
  --ink:#12333D;
  --ink-soft:#46626B;
  --muted:#7C949B;
  --primary:#14495C;
  --primary-2:#1B6079;
  --accent:#2AA39C;
  --accent-2:#6FC5BF;
  --line:rgba(18,51,61,0.12);
  --line-strong:rgba(18,51,61,0.22);
  --wrap:1180px;
  --r:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --disp:"Sora",system-ui,sans-serif;
  --body:"Plus Jakarta Sans",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:600;line-height:1.1;font-family:var(--disp)}
.wrap{width:min(100% - 44px,var(--wrap));margin-inline:auto}
.section{padding:clamp(56px,8vw,112px) 0}

.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}}

.eyebrow,.label{font-family:var(--body);font-weight:700;letter-spacing:.16em;text-transform:uppercase;font-size:.72rem;color:var(--accent)}
.eyebrow{margin:0 0 18px}
.label{display:flex;align-items:center;gap:12px;margin:0 0 16px;color:var(--muted)}
.label .num{font-family:var(--disp);font-weight:700;font-size:.95rem;color:var(--accent)}
.section__title{font-size:clamp(1.9rem,4.4vw,2.9rem);margin:0 0 40px;max-width:20ch;letter-spacing:-.01em}
.note{color:var(--muted);font-size:.92rem;margin-top:22px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;font-family:var(--body);font-weight:700;font-size:.98rem;padding:.9em 1.7em;border-radius:100px;border:1.5px solid transparent;cursor:pointer;transition:transform .3s var(--ease),background .3s,color .3s,border-color .3s,box-shadow .3s}
.btn:hover{transform:translateY(-2px)}
.btn--solid{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 12px 24px -12px rgba(20,73,92,.6)}
.btn--solid:hover{background:var(--primary-2)}
.btn--ghost{border-color:var(--line-strong);color:var(--ink)}
.btn--ghost:hover{border-color:var(--accent);color:var(--accent)}
.btn--ghost-light{border-color:rgba(255,255,255,.5);color:#fff}
.btn--ghost-light:hover{border-color:#fff;background:rgba(255,255,255,.1)}

/* intro */
.intro{position:fixed;inset:0;z-index:200;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff}
.intro__inner{text-align:center;color:var(--accent-2)}
.intro__smile{width:120px;height:60px;color:var(--accent-2);opacity:0;animation:smileIn 1s .2s var(--ease) forwards}
.intro__word{display:block;margin-top:14px;font-family:var(--disp);font-weight:700;font-size:clamp(2rem,7vw,3.4rem);color:#fff;opacity:0;animation:fadeUp .8s .55s var(--ease) forwards}
.intro__smile path{stroke-dasharray:160;stroke-dashoffset:160;animation:draw 1s .3s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes smileIn{to{opacity:1}}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.intro.is-done{opacity:0;visibility:hidden;transition:opacity .6s ease,visibility .6s}
.no-js .intro,.reduce-motion .intro{display:none}

.skip-link{position:fixed;left:-999px;top:8px;z-index:300;background:var(--primary);color:#fff;padding:.6em 1em;border-radius:8px}
.skip-link:focus{left:8px}

/* header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;transition:background .4s,border-color .4s,box-shadow .4s;border-bottom:1px solid transparent}
.header__row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 0}
.site-header.scrolled{background:rgba(244,248,249,.9);backdrop-filter:blur(12px);border-bottom-color:var(--line)}
.brand{display:flex;align-items:center;gap:11px}
.brand__mark{width:34px;height:34px;color:var(--accent);flex:none}
.brand__mark svg{width:100%;height:100%}
.brand__txt{display:flex;flex-direction:column;line-height:1.05}
.brand__name{font-family:var(--disp);font-weight:700;font-size:1.2rem;color:var(--primary)}
.brand__sub{font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.nav{display:flex;gap:28px}
.nav a{font-size:.92rem;font-weight:600;color:var(--ink-soft);position:relative;transition:color .3s}
.nav a:hover{color:var(--accent)}
.nav a::after{content:"";position:absolute;left:0;bottom:-5px;width:0;height:2px;background:var(--accent);transition:width .3s var(--ease)}
.nav a:hover::after{width:100%}
.header__actions{display:flex;align-items:center;gap:14px}
.lang{background:none;border:none;color:var(--muted);cursor:pointer;font-family:var(--body);font-size:.85rem;font-weight:700;letter-spacing:.06em;padding:6px}
.lang .is-active{color:var(--ink)}
.lang__sep{margin:0 3px;opacity:.5}
.header__cta{padding:.6em 1.3em;font-size:.9rem}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.burger span{width:26px;height:2px;background:var(--primary);transition:transform .3s,opacity .3s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{padding:clamp(120px,16vh,168px) 0 clamp(50px,7vw,84px);background:linear-gradient(180deg,var(--bg-2),var(--bg))}
.hero__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,64px);align-items:center}
.hero__title{font-size:clamp(2.4rem,5.6vw,4rem);line-height:1.04;letter-spacing:-.02em;color:var(--primary);margin:0 0 22px}
.hero__lead{font-size:1.12rem;color:var(--ink-soft);max-width:46ch;margin:0 0 30px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.hero__stats{list-style:none;margin:0;padding:24px 0 0;border-top:1px solid var(--line);display:flex;gap:clamp(20px,4vw,44px)}
.hero__stats li{display:flex;flex-direction:column}
.hero__stats b{font-family:var(--disp);font-weight:700;font-size:1.9rem;color:var(--accent);line-height:1}
.hero__stats span{font-size:.76rem;color:var(--muted);margin-top:6px;max-width:15ch}
.hero__art{position:relative;min-height:380px;display:flex;align-items:center;justify-content:center}
.hero__card{position:relative;background:linear-gradient(160deg,var(--primary),var(--primary-2));border-radius:32px;width:min(100%,360px);aspect-ratio:1/1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;color:var(--accent-2);box-shadow:0 40px 80px -34px rgba(20,73,92,.7)}
.hero__card .tooth{width:130px;height:auto;color:#fff}
.hero__card-tag{color:rgba(255,255,255,.85);font-size:.8rem;font-weight:600;letter-spacing:.02em;text-align:center;padding:0 20px}
.hero__chip{position:absolute;background:var(--panel);border:1px solid var(--line);border-radius:100px;padding:.6em 1.1em;font-size:.82rem;font-weight:600;color:var(--ink);box-shadow:0 16px 32px -18px rgba(18,51,61,.4)}
.hero__chip .star{color:#F2B01E}
.hero__chip--1{top:8%;left:-4%}
.hero__chip--2{bottom:14%;left:-6%;color:var(--accent);border-color:var(--accent-2)}
.hero__chip--3{top:20%;right:-4%;background:var(--accent);color:#fff;border-color:var(--accent)}

/* studio */
.studio__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(28px,5vw,64px)}
.studio h2{font-size:clamp(1.8rem,4vw,2.6rem);color:var(--primary);letter-spacing:-.01em}
.studio__text p{color:var(--ink-soft);margin:0 0 18px}
.studio__text strong{color:var(--primary);font-weight:700}
.studio__points{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.studio__points li{position:relative;padding-left:28px;color:var(--ink)}
.studio__points li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:8px;border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);transform:rotate(-45deg)}

/* services */
.services{background:var(--bg-2)}
.serv__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.serv-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.serv-card:hover{transform:translateY(-5px);box-shadow:0 24px 40px -26px rgba(18,51,61,.4);border-color:var(--accent-2)}
.serv-ic{width:40px;height:40px;color:var(--accent);margin-bottom:16px}
.serv-card h3{font-size:1.2rem;color:var(--primary);margin-bottom:10px;line-height:1.2}
.serv-card p{color:var(--ink-soft);font-size:.95rem;margin:0}

/* reviews */
.rev__grid{columns:3;column-gap:16px}
.rev-card{break-inside:avoid;margin:0 0 16px;border:1px solid var(--line);border-radius:var(--r);padding:26px;background:var(--panel)}
.rev-card p{margin:0 0 14px;font-size:1.02rem;line-height:1.55;color:var(--ink)}
.rev-card cite{font-style:normal;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);font-weight:600}

/* where */
.where__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:stretch}
.where__info{display:flex}
.hours{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:30px;width:100%}
.hours__status{font-weight:700;margin:0 0 18px;font-size:.98rem}
.hours__status .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:8px;vertical-align:middle}
.is-open{color:#2E9E6B}.is-open .dot{background:#2E9E6B;box-shadow:0 0 0 4px rgba(46,158,107,.16)}
.is-closed{color:var(--primary)}.is-closed .dot{background:var(--primary);box-shadow:0 0 0 4px rgba(20,73,92,.16)}
.hours__table{width:100%;border-collapse:collapse;margin-bottom:16px}
.hours__table th,.hours__table td{text-align:left;padding:9px 0;font-weight:400;font-size:.95rem;border-bottom:1px solid var(--line)}
.hours__table th{color:var(--ink-soft);font-weight:600}
.hours__table td{text-align:right;color:var(--ink)}
.hours__table tr.today th,.hours__table tr.today td{color:var(--accent);font-weight:700}
.where__addr{color:var(--ink-soft);font-size:.95rem;margin:0 0 6px}
.where__addr a{color:var(--primary);font-weight:700}
.map{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);min-height:340px}
.map iframe{width:100%;height:100%;min-height:340px;border:0}

/* book */
.book{background:linear-gradient(150deg,var(--primary),var(--primary-2));color:#fff;text-align:center}
.book__inner{max-width:700px;margin-inline:auto}
.book .label{justify-content:center;color:var(--accent-2)}
.book .label .num{color:var(--accent-2)}
.book h2{font-size:clamp(2rem,5vw,3.2rem);margin:0 0 18px}
.book__lead{color:rgba(255,255,255,.85);font-size:1.06rem;margin:0 auto 30px;max-width:48ch}
.book__cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.book .btn--solid{background:#fff;color:var(--primary)}
.book .btn--solid:hover{background:var(--accent-2)}

/* faq */
.faq__wrap{max-width:820px;margin-inline:auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{cursor:pointer;list-style:none;padding:22px 0;font-family:var(--disp);font-weight:600;font-size:1.15rem;color:var(--primary);display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--accent);font-size:1.5rem;transition:transform .3s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:0 0 22px;color:var(--ink-soft)}

/* footer */
.site-footer{background:var(--primary);color:#fff;padding:60px 0 100px}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.15)}
.footer__brand .brand__name{font-family:var(--disp);font-weight:700;font-size:1.5rem;color:#fff}
.footer__brand .brand__sub{display:block;font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent-2);margin-top:4px}
.footer__concept{font-family:var(--disp);font-size:1.15rem;color:rgba(255,255,255,.72);margin-top:16px}
.footer__col h4{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2);margin-bottom:14px;font-weight:700;font-family:var(--body)}
.footer__col p{color:rgba(255,255,255,.82);font-size:.92rem;margin:6px 0}
.footer__col a:hover{color:var(--accent-2)}
.footer__base{display:flex;justify-content:space-between;gap:16px;padding-top:22px;color:rgba(255,255,255,.6);font-size:.82rem;flex-wrap:wrap}

/* action bar */
.action-bar{position:fixed;left:0;right:0;bottom:0;z-index:110;display:none;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
.action-bar a{flex:1;text-align:center;padding:15px 8px;font-size:.9rem;font-weight:700;color:var(--primary);border-right:1px solid var(--line)}
.action-bar a:last-child{border-right:none}
.action-bar__book{background:var(--primary);color:#fff}

/* responsive */
@media (max-width:960px){
  .nav{position:fixed;inset:0 0 0 auto;width:min(80vw,320px);flex-direction:column;justify-content:center;gap:24px;background:var(--panel);padding:40px;transform:translateX(100%);transition:transform .4s var(--ease);border-left:1px solid var(--line)}
  .nav.open{transform:none}
  .nav[hidden]{display:none}
  .nav a{font-size:1.2rem;color:var(--ink)}
  .burger{display:flex}
  .header__cta{display:none}
  .hero__grid,.studio__grid,.where__grid{grid-template-columns:1fr}
  .hero__art{min-height:320px;margin-top:10px}
  .hero__chip--1{left:2%}.hero__chip--2{left:2%}.hero__chip--3{right:2%}
  .serv__grid{grid-template-columns:1fr 1fr}
  .rev__grid{columns:2}
  .footer__grid{grid-template-columns:1fr 1fr}
  .action-bar{display:flex}
  body{padding-bottom:52px}
}
@media (max-width:600px){
  .serv__grid{grid-template-columns:1fr}
  .rev__grid{columns:1}
  .footer__grid{grid-template-columns:1fr}
  .hero__stats{flex-wrap:wrap;gap:18px}
  .hero__chip--1{left:0}.hero__chip--2{left:0}.hero__chip--3{right:0}
}