/* ============================================================
   aldeveloping.it — Swiss Light
   Palette monocromatica calda + accento vermiglio. 1px #EAEAEA.
   ============================================================ */
:root{
  --canvas:#F7F6F3;
  --surface:#FFFFFF;
  --ink:#1B1B18;
  --muted:#6E6D69;
  --line:#EAEAEA;
  --accent:#CD3B0D;
  --accent-soft:#FBE8DE;
  --font-body:'Helvetica Neue',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-disp:'Schibsted Grotesk','Helvetica Neue',-apple-system,sans-serif;
  --font-serif:'Gloock',Georgia,'Times New Roman',serif;
  --font-mono:'SF Mono',ui-monospace,'JetBrains Mono',Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{
  background:var(--canvas);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
a:focus-visible,.btn:focus-visible,.lang-btn:focus-visible,.tool:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
img,svg{display:block}
.mono{font-family:var(--font-mono)}
.serif{font-family:var(--font-serif)}
.accent{color:var(--accent)}
.dot{color:var(--accent)}

.wrap{max-width:1080px;margin:0 auto;padding:0 28px}

/* Ambient background — subtle, fixed, no layout impact */
.ambient{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(600px 420px at 82% -2%, rgba(232,68,15,0.05), transparent 70%),
    radial-gradient(520px 420px at 6% 108%, rgba(232,68,15,0.04), transparent 70%);
}

/* ============ NAV ============ */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(247,246,243,0.86);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:var(--font-disp);font-weight:700;letter-spacing:.02em;font-size:17px}
.menu{display:flex;align-items:center;gap:26px}
.menu > a{font-size:13px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);transition:color .2s}
.menu > a:hover{color:var(--ink)}
.lang{display:inline-flex;align-items:center;gap:4px;border:1px solid var(--line);border-radius:5px;padding:3px 4px;background:var(--surface)}
.lang-btn{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.05em;
  border:none;background:transparent;color:var(--muted);padding:3px 8px;border-radius:3px;cursor:pointer;transition:all .2s;
}
.lang-btn[aria-pressed="true"]{background:var(--ink);color:#fff}

/* ============ HERO ============ */
.hero{padding:clamp(96px,14vw,160px) 0 clamp(64px,9vw,96px)}
.kicker{font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:28px}
.display{
  font-family:var(--font-disp);font-weight:700;text-transform:uppercase;
  font-size:clamp(46px,12.5vw,148px);line-height:.92;letter-spacing:-.03em;
  text-wrap:balance;
}
.hero-role{
  margin-top:34px;font-size:clamp(17px,2.2vw,23px);color:var(--muted);max-width:640px;
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:44px}

/* Buttons */
.btn{
  display:inline-block;padding:15px 30px;font-size:12px;font-weight:700;
  text-transform:uppercase;letter-spacing:.12em;border-radius:5px;
  transition:background .2s,color .2s,border-color .2s,transform .1s;
}
.btn:active{transform:scale(0.98)}
.btn-fill{background:var(--ink);color:#fff}
.btn-fill:hover{background:#333330}
.btn-line{border:1px solid var(--ink);color:var(--ink)}
.btn-line:hover{border-color:var(--accent);color:var(--accent)}

/* ============ SECTIONS ============ */
.section{padding:clamp(84px,11vw,128px) 0;border-top:1px solid var(--line)}
.sechead{display:flex;align-items:baseline;gap:18px;margin-bottom:clamp(44px,6vw,72px)}
.num{font-size:13px;color:var(--accent);font-weight:700}
.sechead h2{font-family:var(--font-disp);font-size:clamp(30px,4.6vw,48px);font-weight:700;text-transform:uppercase;letter-spacing:-.02em;text-wrap:balance}
.rule{flex:1;height:1px;background:var(--line);align-self:center}

/* ============ PROGETTI ============ */
.proj{
  display:grid;grid-template-columns:1fr 2fr;gap:26px;align-items:start;
  padding:clamp(28px,4vw,44px) 0;border-bottom:1px solid var(--line);
  border-radius:8px;transition:box-shadow .2s,transform .2s;
}
.proj:hover{box-shadow:0 2px 8px rgba(0,0,0,0.04)}
.proj:first-of-type{border-top:1px solid var(--line)}
.proj h3{font-family:var(--font-disp);font-size:clamp(26px,3.4vw,40px);font-weight:700;letter-spacing:-.02em;text-transform:uppercase;line-height:1;text-wrap:balance}
.proj p{color:var(--muted);font-size:15px;max-width:620px}
.proj-link{
  display:inline-block;margin-top:16px;font-size:12px;font-weight:700;text-transform:uppercase;
  letter-spacing:.1em;color:var(--accent);
}
.proj-link:hover{text-decoration:underline;text-underline-offset:4px}
.proj-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:18px}
.tag{
  font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;
  background:var(--pt,#FBF3DB);color:var(--ptt,#956400);
  padding:5px 12px;border-radius:9999px;
}

/* ============ STACK ============ */
.stack-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(36px,5vw,72px);align-items:start}
.skill{margin-bottom:22px}
.skill-lbl{display:flex;justify-content:space-between;font-size:14.5px;margin-bottom:8px}
.skill-lbl b{font-weight:600}
.skill-lbl span{color:var(--muted);font-family:var(--font-mono);font-size:12.5px}
.track{height:2px;background:#E4E3DF;border-radius:2px;overflow:hidden}
.track i{display:block;height:100%;width:var(--p,0);background:var(--ink);transform:scaleX(0);transform-origin:left;transition:transform .9s cubic-bezier(.16,1,.3,1)}
.stack-grid.in-view .track i{transform:scaleX(1)}
.skills .skill:nth-child(1) .track i{transition-delay:.05s}
.skills .skill:nth-child(2) .track i{transition-delay:.12s}
.skills .skill:nth-child(3) .track i{transition-delay:.19s}
.skills .skill:nth-child(4) .track i{transition-delay:.26s}
.skills .skill:nth-child(5) .track i{transition-delay:.33s}
.skills .skill:nth-child(6) .track i{transition-delay:.40s}
.skills .skill:nth-child(7) .track i{transition-delay:.47s}
.skills .skill:nth-child(8) .track i{transition-delay:.54s}
.tools h4{font-size:12px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin-bottom:20px}
.tool-grid{display:flex;flex-wrap:wrap;gap:8px}
.tool{
  font-size:12px;padding:8px 14px;border:1px solid var(--line);border-radius:9999px;
  background:var(--surface);color:var(--ink);transition:border-color .2s,color .2s;
}
.tool:hover{border-color:var(--ink)}

/* ============ BIO ============ */
.bio-grid{display:grid;grid-template-columns:1fr 2fr;gap:clamp(36px,5vw,80px);align-items:start}
.bio-lead{
  font-size:clamp(26px,3.4vw,40px);line-height:1.15;letter-spacing:-.01em;color:var(--ink);
  position:sticky;top:96px;
}
.bio-body p{color:var(--muted);font-size:16px;margin-bottom:20px;max-width:640px}
.bio-body strong{color:var(--ink);font-weight:700}
.bio-facts{list-style:none;margin-top:34px;padding-top:26px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px 34px}
.bio-facts li{font-size:13px;color:var(--muted)}
.bio-facts b{color:var(--ink);font-weight:600}

/* ============ CONTATTI ============ */
.contact-grid{display:grid;grid-template-columns:1.15fr 1.85fr;gap:clamp(36px,5vw,80px);align-items:start}
.contact-intro{font-size:clamp(19px,2.4vw,24px);line-height:1.4;max-width:360px;position:sticky;top:96px}
.form{display:flex;flex-direction:column;gap:26px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}
.field input,.field textarea{
  font-family:var(--font-body);font-size:15px;color:var(--ink);
  background:transparent;border:none;border-bottom:1px solid var(--line);
  padding:10px 2px;transition:border-color .2s;resize:vertical;width:100%;
}
.field input:focus,.field textarea:focus,.field input:focus-visible,.field textarea:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 1px 0 var(--accent)}
.field input::placeholder,.field textarea::placeholder{color:#8E8C85}
/* Honeypot — fuori schermo, invisibile agli umani */
.hp{position:absolute;left:-9999px;top:-9999px;height:0;opacity:0;pointer-events:none}
.form-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.form-note{font-size:12.5px;min-height:1.4em}
.form-note.ok{color:#346538}
.form-note.err{color:#9F2F2D}
.contact-social{display:flex;flex-direction:column;gap:6px}
.social{
  display:inline-flex;align-items:center;gap:12px;padding:10px 0;
  font-size:14px;font-weight:600;border-bottom:1px solid var(--line);
  transition:color .2s,border-color .2s;width:fit-content;
}
.social svg{color:var(--muted);transition:color .2s}
.social:hover{color:var(--accent)}
.social:hover svg{color:var(--accent)}
.social:hover{border-color:var(--accent)}

/* ============ FOOTER ============ */
.footer{border-top:1px solid var(--line);padding:34px 0 56px}
.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer p{font-size:13px;color:var(--muted)}
.footer-meta{font-size:11.5px;letter-spacing:.06em}

/* ============ REVEAL ============ */
.reveal{transition:opacity .6s cubic-bezier(.16,1,.3,1),transform .6s cubic-bezier(.16,1,.3,1);transition-delay:calc(var(--i,0)*80ms)}
html.js .reveal{opacity:0;transform:translateY(12px)}
html.js .reveal.in-view{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html.js .reveal,html.js .reveal.in-view{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ============ RESPONSIVE ============ */
@media (max-width:840px){
  .proj{grid-template-columns:1fr;gap:16px}
  .stack-grid,.bio-grid,.contact-grid{grid-template-columns:1fr}
  .bio-lead,.contact-intro{position:static}
  .bio-lead{margin-bottom:8px}
  .menu{gap:16px}
  .menu > a:nth-child(2){display:none} /* Stack in nav nascosto su mobile */
}
@media (max-width:520px){
  .menu > a:nth-child(3){display:none}
  .wrap{padding:0 20px}
  .menu{gap:12px}
  .logo{font-size:15px}
}