/* Davide Melotti — portfolio. Generato dal pannello: colori e font vengono da data/theme.json. */
:root{
  --paper:#FDFBF6;--panel:#FFFFFF;--ink:#17150F;--soft:#5D564A;--rule:#E4DCCC;--accent:#E8360A;
  --disp:'DM Sans','Helvetica Neue',Helvetica,Arial,sans-serif;
  --body:'Archivo','Helvetica Neue',Helvetica,Arial,sans-serif;
  --pad:clamp(1.25rem,5vw,5.5rem);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--body);
  font-size:clamp(15px,1.02vw,17px);line-height:1.62;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.wrap{max-width:1560px;margin:0 auto;padding:0 var(--pad)}
h1,h2,h3,.ittl,.lead,.big-mail,.role,.ovt{font-family:var(--disp)}

.topbar{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(253,251,246,.9);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--rule)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:56px;gap:1rem}
.brand{font-family:var(--disp);font-weight:600;font-size:1rem;letter-spacing:-.02em;white-space:nowrap}
.navlinks{display:flex;gap:1.25rem;align-items:center;font-size:.7rem;text-transform:uppercase;letter-spacing:.13em}
.navlinks a{color:var(--soft);transition:color .25s}
.navlinks a:hover{color:var(--accent)}
.lang{border:1px solid var(--rule);border-radius:2px;padding:.2rem .45rem;color:var(--ink)!important}
.lang:hover{border-color:var(--accent);color:var(--accent)!important}
@media(max-width:900px){.navlinks a.hidem{display:none}}

.hero{padding:clamp(7rem,15vh,11rem) 0 0;scroll-margin-top:56px}
.eyebrow{font-size:.7rem;text-transform:uppercase;letter-spacing:.22em;color:var(--accent);margin-bottom:clamp(1.4rem,4vh,2.4rem)}
h1{font-weight:700;font-size:clamp(3rem,12vw,12rem);line-height:.85;letter-spacing:-.035em;margin-bottom:clamp(1.6rem,4vh,2.8rem)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:2rem;border-top:1px solid var(--rule);padding-top:1.9rem}
@media(min-width:900px){.hero-grid{grid-template-columns:1.05fr 1fr;gap:clamp(2rem,7vw,7rem)}}
.role{font-weight:500;font-size:clamp(1.35rem,2.6vw,2.2rem);line-height:1.2;letter-spacing:-.02em}
.intro{color:var(--soft);max-width:62ch}
.intro p+p{margin-top:1.05em}
.intro strong,.about strong{color:var(--ink);font-weight:600}

.sec-label{font-size:.7rem;text-transform:uppercase;letter-spacing:.22em;color:var(--soft);
  padding-bottom:.9rem;border-bottom:1px solid var(--ink);display:block;margin-bottom:.4rem}
.overview{padding:clamp(2.5rem,7vh,5rem) 0 clamp(1rem,3vh,2rem)}
.ov-grid{display:grid;grid-template-columns:1fr;gap:0}
@media(min-width:800px){.ov-grid{grid-template-columns:repeat(3,1fr);gap:0 clamp(1rem,3vw,3rem)}}
.ov{display:flex;align-items:baseline;gap:.9rem;padding:clamp(.9rem,2vw,1.3rem) 0;
  border-bottom:1px solid var(--rule);transition:color .3s,padding-left .35s cubic-bezier(.2,.7,.3,1)}
.ov:hover{color:var(--accent);padding-left:.5rem}
.ovn{font-size:.68rem;letter-spacing:.14em;color:var(--soft);min-width:1.6em}
.ov:hover .ovn,.ov:hover .ovc{color:var(--accent)}
.ovt{font-weight:600;font-size:clamp(1.1rem,2vw,1.5rem);letter-spacing:-.025em;flex:1}
.ovc{font-size:.72rem;color:var(--soft)}

/* ---------- sezione ---------- */
.sect{padding:clamp(3.5rem,9vh,7rem) 0 0;border-top:2px solid var(--ink);scroll-margin-top:56px}
.sect-head{display:grid;grid-template-columns:1fr;gap:.8rem;margin-bottom:clamp(2rem,5vh,3.5rem)}
@media(min-width:900px){.sect-head{grid-template-columns:auto 1fr;gap:1rem clamp(2rem,6vw,6rem);align-items:start}}
.sect-n{font-size:.72rem;letter-spacing:.2em;color:var(--accent);padding-top:.7rem}
.sect-head h2{font-weight:700;font-size:clamp(2rem,6vw,4.6rem);line-height:.98;letter-spacing:-.035em}
.sect-thesis{color:var(--soft);max-width:58ch}
@media(min-width:900px){.sect-thesis{grid-column:2}}
.sect-index{margin-bottom:clamp(1rem,3vh,2rem)}

.irow{display:grid;grid-template-columns:auto 1fr auto auto;align-items:baseline;
  gap:clamp(.8rem,2.5vw,2.2rem);padding:clamp(.8rem,1.8vw,1.25rem) 0;border-bottom:1px solid var(--rule);
  transition:padding-left .38s cubic-bezier(.2,.7,.3,1),color .3s}
.irow:hover{padding-left:clamp(.5rem,1.6vw,1.6rem);color:var(--accent)}
.inum{font-size:.7rem;letter-spacing:.12em;color:var(--soft);transition:color .3s}
.irow:hover .inum,.irow:hover .imeta{color:var(--accent)}
.ittl{font-weight:600;font-size:clamp(1.25rem,3.2vw,2.4rem);line-height:1;letter-spacing:-.028em}
.imeta{font-size:.75rem;color:var(--soft);text-align:right;max-width:24ch;line-height:1.4}
.iarr{font-size:1rem;opacity:0;transform:translateX(-9px);transition:all .38s cubic-bezier(.2,.7,.3,1)}
.irow:hover .iarr{opacity:1;transform:translateX(0)}
@media(max-width:720px){.imeta{display:none}}

/* ---------- caso ---------- */
.case{padding:clamp(3rem,7vh,6rem) 0;border-top:1px solid var(--rule);scroll-margin-top:64px}
.case-head{display:flex;align-items:baseline;gap:clamp(.8rem,2.4vw,2rem);flex-wrap:wrap;margin-bottom:clamp(1.6rem,4vh,2.8rem)}
.num{font-size:.72rem;letter-spacing:.14em;color:var(--accent)}
.case-head h3{font-weight:700;font-size:clamp(1.9rem,5.6vw,4.4rem);line-height:.98;letter-spacing:-.032em}
.kick{font-size:.7rem;text-transform:uppercase;letter-spacing:.17em;color:var(--soft)}
.case-body{display:grid;grid-template-columns:1fr;gap:clamp(1.8rem,4vw,4rem)}
@media(min-width:940px){.case-body{grid-template-columns:minmax(190px,.42fr) 1.58fr}}
.case-meta dl{position:sticky;top:80px}
.mrow{border-top:1px solid var(--rule);padding:.72rem 0}
.mrow dt{font-size:.63rem;text-transform:uppercase;letter-spacing:.15em;color:var(--soft);margin-bottom:.28rem}
.mrow dd{font-size:.9rem;line-height:1.45}
.ext{color:var(--accent);border-bottom:1px solid transparent;transition:border-color .25s}
.ext:hover{border-color:var(--accent)}
.lead{font-weight:500;font-size:clamp(1.1rem,2.1vw,1.7rem);line-height:1.34;letter-spacing:-.02em;
  margin-bottom:clamp(1.4rem,3.2vh,2.4rem);max-width:40ch}
.block{margin-bottom:clamp(1.4rem,3.2vh,2.2rem);max-width:66ch}
.block h4{font-size:.67rem;text-transform:uppercase;letter-spacing:.18em;color:var(--accent);font-weight:600;margin-bottom:.7rem}
.block p,.block li{color:var(--soft)}
.block ul{list-style:none}
.block li{position:relative;padding-left:1.55rem;margin-bottom:.72rem}
.block li::before{content:'';position:absolute;left:0;top:.72em;width:.72rem;height:1px;background:var(--accent)}
.block em{font-style:normal;color:var(--ink);font-weight:600}

/* ---------- mosaico ---------- */
.mosaic{margin-top:clamp(1.8rem,4vh,3rem);display:grid;grid-template-columns:1fr;gap:clamp(1rem,1.8vw,1.6rem)}
@media(min-width:640px){.mosaic{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1000px){.mosaic{grid-template-columns:repeat(3,1fr)}}
.tile{display:flex;flex-direction:column;gap:.55rem}
.thumb{position:relative;display:block;width:100%;aspect-ratio:4/3;overflow:hidden;
  border:1px solid var(--rule);background:var(--panel);padding:0}
.mosaic.tall .thumb{aspect-ratio:2/3}
.mosaic.ultra .thumb{aspect-ratio:16/10}
@media(min-width:1000px){.mosaic.ultra{grid-template-columns:repeat(2,1fr)}}
.thumb img{width:100%;height:100%;object-fit:contain;object-position:center;
  transition:transform .6s cubic-bezier(.2,.7,.3,1)}
.thumb:hover img{transform:scale(1.028)}
.thumb:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.mag{position:absolute;right:.6rem;bottom:.6rem;width:30px;height:30px;border-radius:50%;
  background:rgba(23,21,15,.72);opacity:0;transform:translateY(5px);transition:all .3s}
.mag::before,.mag::after{content:'';position:absolute;background:#fff;left:50%;top:50%}
.mag::before{width:11px;height:1.5px;transform:translate(-50%,-50%)}
.mag::after{width:1.5px;height:11px;transform:translate(-50%,-50%)}
.thumb:hover .mag{opacity:1;transform:translateY(0)}
.ph{display:flex;align-items:center;justify-content:center;border-style:dashed;border-color:#D8CFBB;
  background:repeating-linear-gradient(-45deg,transparent 0 9px,rgba(23,21,15,.028) 9px 18px)}
.phtag{font-size:.6rem;text-transform:uppercase;letter-spacing:.2em;color:#A79B84;
  border:1px solid #D8CFBB;padding:.32rem .6rem;border-radius:2px;background:var(--paper)}
.tile figcaption{font-size:.76rem;color:var(--soft);line-height:1.45}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;z-index:200;background:rgba(20,18,13,.94);
  display:flex;align-items:center;justify-content:center;padding:clamp(1rem,4vw,3.5rem);
  opacity:0;visibility:hidden;transition:opacity .3s}
.lb.open{opacity:1;visibility:visible}
.lb figure{max-width:100%;max-height:100%;display:flex;flex-direction:column;gap:.9rem;align-items:center}
.lb img{max-width:100%;max-height:calc(100vh - 11rem);object-fit:contain;background:#fff;
  opacity:0;transition:opacity .3s}
.lb img.ready{opacity:1}
.lb figcaption{color:#DED7C9;font-size:.82rem;text-align:center;max-width:62ch;line-height:1.5}
.lb-btn{position:absolute;color:#fff;width:46px;height:46px;display:flex;align-items:center;
  justify-content:center;border:1px solid rgba(255,255,255,.28);border-radius:50%;
  font-size:1.3rem;line-height:1;transition:background .25s,border-color .25s}
.lb-btn:hover{background:rgba(255,255,255,.14);border-color:#fff}
.lb-close{top:clamp(.8rem,2.5vw,1.6rem);right:clamp(.8rem,2.5vw,1.6rem)}
.lb-prev{left:clamp(.5rem,2vw,1.6rem);top:50%;transform:translateY(-50%)}
.lb-next{right:clamp(.5rem,2vw,1.6rem);top:50%;transform:translateY(-50%)}
.lb-count{position:absolute;bottom:clamp(.8rem,2.5vw,1.6rem);left:50%;transform:translateX(-50%);
  color:#9C9483;font-size:.68rem;letter-spacing:.18em}
@media(max-width:640px){.lb-prev{left:.4rem}.lb-next{right:.4rem}
  .lb-btn{width:40px;height:40px}.lb img{max-height:calc(100vh - 13rem)}}

.about{scroll-margin-top:56px;padding:clamp(3.5rem,9vh,8rem) 0;border-top:2px solid var(--ink)}
.about-grid{display:grid;grid-template-columns:1fr;gap:clamp(1.6rem,4vw,4.5rem);margin-top:2rem}
@media(min-width:900px){.about-grid{grid-template-columns:1.15fr 1fr}}
.about h2{font-weight:700;font-size:clamp(1.9rem,5vw,3.9rem);line-height:1.04;letter-spacing:-.03em;max-width:16ch}
.about p{color:var(--soft);max-width:58ch}
.about p+p{margin-top:1.05em}
.skills{margin-top:2.2rem;display:grid;gap:1.1rem}
.skill dt{font-size:.63rem;text-transform:uppercase;letter-spacing:.15em;color:var(--accent);margin-bottom:.3rem}
.skill dd{font-size:.88rem;color:var(--soft);line-height:1.5}

footer{border-top:2px solid var(--ink);padding:clamp(3rem,8vh,6.5rem) 0 3rem}
.big-mail{font-weight:600;font-size:clamp(1.4rem,5.8vw,4.6rem);line-height:1;letter-spacing:-.032em;
  display:inline-block;transition:color .3s;word-break:break-word}
.big-mail:hover{color:var(--accent)}
.foot-row{display:flex;flex-wrap:wrap;gap:1.4rem 2.4rem;justify-content:space-between;margin-top:clamp(2rem,5vh,3.5rem);
  padding-top:1.4rem;border-top:1px solid var(--rule);font-size:.74rem;color:var(--soft)}
.foot-row a:hover{color:var(--accent)}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .75s cubic-bezier(.2,.7,.3,1),transform .75s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}
  .thumb:hover img{transform:none}}
::selection{background:var(--accent);color:#fff}