/* ============================================================
   EsterEvo - sistema grafico anteprima sito (mockup)
   Palette: bianco e nero pulito (default) + accento ottone (toggle)
   ============================================================ */
:root{
  --ink:#0e0e0e;
  --soft:#6b6b6b;
  --line:#e6e6e6;
  --bg:#ffffff;
  --accent:#6b6b6b;        /* default: B/N puro */
}
html.theme-ottone{
  --accent:#b0894b;        /* accento ottone caldo */
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--ink);background:var(--bg);font-weight:300;line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,.serif{font-family:'Cormorant Garamond',Georgia,serif;font-weight:300;line-height:1.1}
.kicker{font-size:.72rem;letter-spacing:.32em;text-transform:uppercase;color:var(--accent);font-weight:400}
.container{max-width:1180px;margin:0 auto;padding:0 40px}
.narrow{max-width:820px}
a{color:inherit;text-decoration:none}
img{display:block;width:100%;height:100%;object-fit:cover}

/* PREVIEW BAR */
.previewbar{background:#111;color:#cfcfcf;font-size:.74rem;letter-spacing:.03em;text-align:center;padding:9px 14px}
.previewbar b{color:#fff}
.previewbar .links{margin-top:5px;display:flex;flex-wrap:wrap;gap:4px 14px;justify-content:center}
.previewbar .links a{color:#9c9c9c;text-transform:uppercase;letter-spacing:.12em;font-size:.66rem}
.previewbar .links a:hover{color:#fff}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:22px 40px;color:#fff;transition:background .3s,color .3s,box-shadow .3s}
nav.scrolled{background:#fff;color:var(--ink);box-shadow:0 1px 0 var(--line)}
nav.solid{background:#fff;color:var(--ink);box-shadow:0 1px 0 var(--line);position:sticky}
.logo{font-family:'Cormorant Garamond',serif;font-size:1.7rem;letter-spacing:.04em}
.logo b{font-weight:500}
.menu{display:flex;gap:34px;align-items:center;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase}
.menu .dd{position:relative}
.menu .dd-list{position:absolute;top:170%;left:50%;transform:translateX(-50%);background:#fff;color:var(--ink);padding:8px 0;min-width:200px;border:1px solid var(--line);opacity:0;visibility:hidden;transition:.25s}
.menu .dd:hover .dd-list{opacity:1;visibility:visible;top:155%}
.menu .dd-list a{display:block;padding:8px 22px;letter-spacing:.08em;font-size:.74rem;color:var(--ink)}
.menu .dd-list a:hover{color:var(--soft)}
.lang{font-size:.74rem;letter-spacing:.1em}
.lang b{font-weight:500}

/* HERO grande (home) */
.hero{position:relative;height:100vh;min-height:640px;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;overflow:hidden}
.hero .bg{position:absolute;inset:0}
.hero .bg::after{content:"";position:absolute;inset:0;background:rgba(8,8,10,.46)}
.hero .inner{position:relative;z-index:2;padding:0 30px}
.hero h1{font-size:clamp(3rem,8vw,7rem);letter-spacing:.01em}
.hero .sub{max-width:620px;margin:26px auto 0;font-size:1.02rem;color:rgba(255,255,255,.86)}
.hero .kicker{color:rgba(255,255,255,.7);margin-bottom:24px}
.videohint{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:2;font-size:.7rem;letter-spacing:.25em;text-transform:uppercase;color:rgba(255,255,255,.7);display:flex;align-items:center;gap:10px}
.videohint .dot{width:34px;height:34px;border:1px solid rgba(255,255,255,.6);border-radius:50%;display:flex;align-items:center;justify-content:center}

/* PAGE HERO (pagine interne) */
.phero{position:relative;height:62vh;min-height:420px;display:flex;align-items:flex-end;color:#fff;overflow:hidden}
.phero .bg{position:absolute;inset:0}
.phero .bg::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,6,8,.72),rgba(6,6,8,.28))}
.phero .inner{position:relative;z-index:2;padding:0 0 64px}
.phero h1{font-size:clamp(2.6rem,6vw,5rem)}
.phero .sub{max-width:560px;margin-top:18px;color:rgba(255,255,255,.86);font-size:1.02rem}
.phero .kicker{color:rgba(255,255,255,.72);margin-bottom:18px}

/* SECTIONS */
section.block{padding:120px 0}
section.block.tight{padding:90px 0}
.center{text-align:center}
.lead{max-width:680px;margin:0 auto;font-size:1.15rem;color:#2a2a2a}
.prose p{font-size:1.08rem;color:#2a2a2a;margin-bottom:22px}
.prose p:last-child{margin-bottom:0}
.eyebrow-h{font-size:clamp(2rem,4.5vw,3.2rem);margin:14px 0 0}

/* NUMBERS */
.numbers{display:flex;justify-content:center;gap:90px;flex-wrap:wrap;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:64px 0}
.num h3{font-size:3.6rem}
.num p{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--soft);margin-top:6px}

/* MANIFESTO */
.manifesto h2{font-size:clamp(2.2rem,5vw,3.8rem);max-width:16ch;margin:0 auto}
.manifesto p{margin-top:34px}

/* SPLIT testo + immagine */
.split{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch}
.split .txt{padding:100px 70px;display:flex;flex-direction:column;justify-content:center}
.split .txt h2{font-size:clamp(2rem,4vw,3rem)}
.split .txt .prose{margin-top:22px}
.split .ph{min-height:480px;position:relative;overflow:hidden}
.split.flip .txt{order:2}
.split.flip .ph{order:1}

/* GRID 2x2 tile (luce per) */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0}
.tile{position:relative;aspect-ratio:4/3;overflow:hidden;display:block}
.tile img{transition:transform 1.2s ease}
.tile:hover img{transform:scale(1.05)}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.6),rgba(0,0,0,0) 55%)}
.tile .cap{position:absolute;left:0;right:0;bottom:0;z-index:2;color:#fff;padding:38px}
.tile .cap h3{font-size:2rem}
.tile .cap p{font-size:.92rem;color:rgba(255,255,255,.85);max-width:34ch;margin-top:6px}

/* GALLERY */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.gallery .g{aspect-ratio:4/3;overflow:hidden}
.gallery .g.tall{grid-row:span 2;aspect-ratio:auto}
.ph-img{background:#f2f2f2;display:flex;align-items:center;justify-content:center;color:#aaa;font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;text-align:center;padding:20px;height:100%;min-height:200px}

/* FEATURE LIST / pilastri */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:50px;margin-top:60px;text-align:left}
.feat .f{border-top:1px solid var(--line);padding-top:24px}
.feat .f .n{font-family:'Cormorant Garamond',serif;font-size:2.4rem;color:var(--accent)}
.feat .f h3{font-size:1.25rem;margin:10px 0 12px;font-family:'Inter',sans-serif;font-weight:500;letter-spacing:.02em}
.feat .f p{font-size:.95rem;color:var(--soft)}

/* METODO */
.metodo{background:#fff;color:var(--ink)}
.metodo h2{font-size:clamp(2rem,4.5vw,3.2rem)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:50px;margin-top:70px}
.step{border-top:1px solid var(--line);padding-top:24px}
.step .n{font-family:'Cormorant Garamond',serif;font-size:2.4rem;color:var(--accent)}
.step h3{font-size:1.25rem;margin:10px 0 12px;font-family:'Inter',sans-serif;font-weight:500;letter-spacing:.02em}
.step p{font-size:.92rem;color:var(--soft)}

/* REFERENZE (fondo nero) */
.ref{background:#0e0e0e;color:#fff}
.ref .kicker{color:rgba(255,255,255,.55)}
.ref h2{font-size:clamp(2rem,4vw,3rem)}
.ref .reflist{display:flex;flex-wrap:wrap;justify-content:center;gap:18px 42px;margin-top:46px;max-width:920px;margin-left:auto;margin-right:auto}
.ref .reflist span{font-family:'Cormorant Garamond',serif;font-size:1.5rem;color:#fff}
.ref .reflist span small{display:block;text-align:center;font-family:'Inter',sans-serif;font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.5)}

/* REFERENZE cards (pagina progetti) */
.refgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:10px}
.refcard{position:relative;aspect-ratio:3/4;overflow:hidden}
.refcard::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.7),rgba(0,0,0,0) 55%)}
.refcard .cap{position:absolute;left:0;right:0;bottom:0;z-index:2;color:#fff;padding:26px}
.refcard .cap h3{font-size:1.5rem}
.refcard .cap small{display:block;font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-top:4px}

/* TEAM */
.team{display:grid;grid-template-columns:1.1fr 1fr;gap:0;align-items:stretch}
.team .txt{padding:110px 70px;display:flex;flex-direction:column;justify-content:center}
.team .txt h2{font-size:clamp(2rem,4vw,3rem)}
.team .txt p{margin:24px 0 30px}
.team .ph{min-height:440px}
.persone{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:60px}
.persona .pic{aspect-ratio:3/4;overflow:hidden;margin-bottom:18px}
.persona h3{font-family:'Inter',sans-serif;font-weight:500;font-size:1.05rem;letter-spacing:.02em}
.persona .role{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--soft);margin-top:4px}

/* BUTTON */
.btn{display:inline-block;border:1px solid var(--ink);padding:15px 34px;font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;transition:.25s;cursor:pointer;background:none;color:var(--ink)}
.btn:hover{background:var(--ink);color:#fff}
.btn.light{border-color:#fff;color:#fff}
.btn.light:hover{background:#fff;color:var(--ink)}

/* CTA */
.cta{text-align:center}
.cta h2{font-size:clamp(2.4rem,5vw,4rem)}
.cta p{margin:22px auto 40px;max-width:540px}
.ctaband{background:#0e0e0e;color:#fff}
.ctaband .lead{color:rgba(255,255,255,.82)}

/* CONTATTI */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:70px}
.contact .info p{margin-bottom:18px;color:#2a2a2a}
.contact .info .lbl{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--soft);display:block;margin-bottom:3px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form input,.form textarea{width:100%;border:1px solid var(--line);padding:14px 16px;font-family:inherit;font-size:.95rem;font-weight:300;margin-bottom:16px;background:#fff;color:var(--ink)}
.form textarea{min-height:140px;resize:vertical}
.mapph{margin-top:30px;height:300px;background:#eee url('https://lh3.googleusercontent.com/d/132SGWhgh6lC7lT6jwDgq8nvUCgAnZdSP=w1200') center/cover;position:relative;filter:grayscale(1) contrast(.9) brightness(1.05)}
.mapph .tag{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.55);color:#555;font-size:.7rem;letter-spacing:.22em;text-transform:uppercase}
.wa{position:fixed;right:22px;bottom:22px;z-index:60;background:#25d366;color:#fff;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:0 6px 22px rgba(0,0,0,.25)}

/* FOOTER */
footer{background:#0e0e0e;color:rgba(255,255,255,.7);padding:80px 0 40px;font-size:.86rem}
.fcols{display:flex;justify-content:space-between;flex-wrap:wrap;gap:40px}
footer .logo{color:#fff;margin-bottom:18px}
footer a:hover{color:#fff}
.fnav{display:flex;flex-direction:column;gap:8px;font-size:.78rem;letter-spacing:.04em}
.fsoc{display:flex;gap:20px;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase}
.fbar{border-top:1px solid rgba(255,255,255,.14);margin-top:50px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:.72rem;letter-spacing:.06em;color:rgba(255,255,255,.5)}
.fbar a{margin-left:22px}

/* TOGGLE palette */
.palette{position:fixed;left:22px;bottom:22px;z-index:60;display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:40px;padding:5px;box-shadow:0 6px 22px rgba(0,0,0,.14);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase}
.palette button{border:none;background:none;cursor:pointer;padding:8px 14px;border-radius:30px;font:inherit;letter-spacing:inherit;text-transform:inherit;color:#888}
.palette button.on{background:#0e0e0e;color:#fff}
html.theme-ottone .palette button.on{background:#b0894b}

/* legal pages */
.legal h2{font-size:1.5rem;margin:38px 0 14px;font-family:'Inter',sans-serif;font-weight:500}
.legal p{color:#2a2a2a;margin-bottom:14px}
.legal .stub{background:#fafafa;border:1px dashed #ccc;color:#666;padding:18px;font-size:.9rem}

@media(max-width:860px){
  .menu{display:none}
  .container{padding:0 24px}
  .grid2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;gap:34px}
  .feat,.persone,.gallery,.refgrid{grid-template-columns:1fr 1fr;gap:24px}
  .split{grid-template-columns:1fr}
  .split.flip .txt{order:1}
  .split.flip .ph{order:2}
  .split .txt{padding:60px 30px}
  .split .ph{min-height:300px}
  .team{grid-template-columns:1fr}
  .team .txt{padding:60px 30px}
  .contact{grid-template-columns:1fr;gap:40px}
  .form .row{grid-template-columns:1fr}
  .numbers{gap:50px}
  section.block{padding:80px 0}
}