/* ==========================================================================
   BOTTEGA LAB — Design System
   Dark cinematografico + accenti neon
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- Tokens ---------- */
:root{
  --bg:#05060a;
  --bg-2:#0a0c14;
  --bg-3:#10131f;
  --surface:rgba(255,255,255,.035);
  --surface-2:rgba(255,255,255,.06);
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);

  --txt:#f2f4f8;
  --txt-2:#a8b0c2;
  --txt-3:#6b7488;

  --neon:#7c5cff;      /* viola */
  --neon-2:#00e5ff;    /* ciano */
  --neon-3:#ff2f87;    /* magenta */
  --grad:linear-gradient(100deg,var(--neon) 0%,var(--neon-2) 55%,var(--neon-3) 110%);
  --grad-soft:linear-gradient(135deg,rgba(124,92,255,.18),rgba(0,229,255,.10));

  --r-s:10px; --r-m:16px; --r-l:24px; --r-xl:32px;
  --maxw:1240px;
  --ease:cubic-bezier(.22,1,.36,1);

  --f-display:'Space Grotesk',system-ui,sans-serif;
  --f-body:'Inter',system-ui,-apple-system,sans-serif;
  --f-mono:'JetBrains Mono',ui-monospace,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:var(--f-body);font-size:16px;line-height:1.65;
  font-weight:300;letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
::selection{background:var(--neon);color:#fff}

/* ambient background glow */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(60vw 50vh at 12% -5%,rgba(124,92,255,.20),transparent 60%),
    radial-gradient(50vw 45vh at 92% 8%,rgba(0,229,255,.13),transparent 60%),
    radial-gradient(70vw 60vh at 50% 105%,rgba(255,47,135,.10),transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(80% 60% at 50% 0%,#000,transparent 85%);
  -webkit-mask-image:radial-gradient(80% 60% at 50% 0%,#000,transparent 85%);
}

/* ---------- Layout ---------- */
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
section{position:relative;padding:110px 0}
section.tight{padding:72px 0}
.grid{display:grid;gap:24px}
@media(max-width:900px){section{padding:76px 0}}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--f-display);font-weight:600;letter-spacing:-.03em;line-height:1.05;margin:0}
h1{font-size:clamp(2.6rem,7vw,5.4rem)}
h2{font-size:clamp(2rem,4.4vw,3.4rem)}
h3{font-size:clamp(1.15rem,2vw,1.5rem);letter-spacing:-.02em}
p{margin:0 0 1em}
.lead{font-size:clamp(1.05rem,1.7vw,1.28rem);color:var(--txt-2);max-width:62ch;font-weight:300}
.muted{color:var(--txt-2)}
.dim{color:var(--txt-3)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--txt-2);margin-bottom:22px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--grad)}

.sec-head{max-width:820px;margin-bottom:56px}
.sec-head p{margin-top:18px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:999px;border:1px solid transparent;
  font-family:var(--f-display);font-weight:600;font-size:.95rem;letter-spacing:.01em;
  cursor:pointer;transition:all .35s var(--ease);position:relative;overflow:hidden;
  text-align:center;
}
.btn-primary{background:var(--grad);color:#07070c;background-size:180% 180%}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:0 12px 40px -10px rgba(124,92,255,.7)}
.btn-ghost{border-color:var(--line-strong);color:var(--txt);background:var(--surface)}
.btn-ghost:hover{border-color:var(--neon-2);color:#fff;background:var(--surface-2);transform:translateY(-2px)}
.btn-lg{padding:18px 40px;font-size:1.02rem}
.btn-block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ---------- Cards ---------- */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  padding:34px;position:relative;overflow:hidden;
  transition:transform .5s var(--ease),border-color .5s var(--ease),background .5s var(--ease);
  backdrop-filter:blur(12px);
}
.card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:var(--grad-soft);opacity:0;transition:opacity .5s var(--ease);
}
.card:hover{transform:translateY(-6px);border-color:var(--line-strong)}
.card:hover::after{opacity:1}
.card > *{position:relative;z-index:1}

.card-icon{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad-soft);border:1px solid var(--line);margin-bottom:22px;
  font-size:1.4rem;
}
.card h3{margin-bottom:12px}
.card p{color:var(--txt-2);font-size:.96rem;margin-bottom:0}

.card-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.card-list li{
  position:relative;padding-left:22px;font-size:.9rem;color:var(--txt-2);
}
.card-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;
  background:var(--grad);
}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s var(--ease),border-color .4s var(--ease),backdrop-filter .4s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(5,6,10,.82);backdrop-filter:blur(18px);border-bottom-color:var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo{display:flex;align-items:center;gap:11px;font-family:var(--f-display);font-weight:700;font-size:1.06rem;letter-spacing:-.02em}
.logo-mark{
  width:32px;height:32px;border-radius:9px;background:var(--grad);
  display:grid;place-items:center;color:#07070c;font-size:.85rem;font-weight:700;
  box-shadow:0 0 24px -4px rgba(124,92,255,.8);
}
.logo span.sub{color:var(--txt-3);font-weight:400}

.nav-links{display:flex;align-items:center;gap:34px;list-style:none;margin:0;padding:0}
.nav-links a{
  font-size:.9rem;color:var(--txt-2);position:relative;transition:color .3s;
  font-weight:400;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-6px;height:1px;width:0;background:var(--grad);
  transition:width .35s var(--ease);
}
.nav-links a:hover,.nav-links a.active{color:var(--txt)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-cta .btn{padding:11px 22px;font-size:.86rem}

.burger{display:none;background:none;border:0;color:var(--txt);cursor:pointer;padding:8px}
.burger span{display:block;width:22px;height:2px;background:currentColor;margin:5px 0;transition:.3s var(--ease);border-radius:2px}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:960px){
  .burger{display:block}
  .nav-links{
    position:fixed;inset:76px 0 auto;flex-direction:column;gap:0;
    background:rgba(6,7,12,.97);backdrop-filter:blur(20px);
    border-bottom:1px solid var(--line);padding:12px 24px 28px;
    transform:translateY(-120%);transition:transform .45s var(--ease);
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links li{width:100%;border-bottom:1px solid var(--line)}
  .nav-links a{display:block;padding:16px 0;font-size:1rem}
  .nav-cta .btn.hide-sm{display:none}
}

/* ---------- Hero ---------- */
.hero{
  min-height:100svh;display:flex;align-items:center;
  padding:140px 0 90px;position:relative;overflow:hidden;
}
.hero-inner{max-width:960px}
.hero h1{margin-bottom:26px}
.hero h1 .line{display:block;overflow:hidden}
.badge{
  display:inline-flex;align-items:center;gap:9px;padding:8px 16px;border-radius:999px;
  border:1px solid var(--line-strong);background:var(--surface);
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--txt-2);margin-bottom:30px;
}
.badge .dot{width:7px;height:7px;border-radius:50%;background:#3ddc84;box-shadow:0 0 10px #3ddc84;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

.hero-stats{
  display:flex;flex-wrap:wrap;gap:52px;margin-top:70px;
  padding-top:36px;border-top:1px solid var(--line);
}
.stat .n{font-family:var(--f-display);font-size:clamp(1.7rem,3vw,2.4rem);font-weight:700;letter-spacing:-.03em}
.stat .l{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--txt-3);margin-top:6px}

/* marquee */
.marquee{
  border-block:1px solid var(--line);padding:20px 0;overflow:hidden;
  background:rgba(255,255,255,.015);
}
.marquee-track{display:flex;gap:56px;width:max-content;animation:slide 38s linear infinite}
.marquee-track span{
  font-family:var(--f-mono);font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--txt-3);white-space:nowrap;display:flex;align-items:center;gap:56px;
}
.marquee-track span::after{content:"◆";color:var(--neon);font-size:.6rem}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- Grids ---------- */
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.g-3,.g-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.g-2,.g-3,.g-4{grid-template-columns:1fr}}

/* ---------- Process / steps ---------- */
.step{position:relative;padding-top:30px;border-top:1px solid var(--line)}
.step .num{
  font-family:var(--f-mono);font-size:.75rem;letter-spacing:.2em;color:var(--neon-2);
  margin-bottom:16px;display:block;
}
.step h3{margin-bottom:10px}
.step p{color:var(--txt-2);font-size:.94rem;margin:0}

/* ---------- Pricing ---------- */
.price-card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-l);
  padding:36px 32px;display:flex;flex-direction:column;position:relative;
  transition:transform .5s var(--ease),border-color .5s var(--ease);
}
.price-card:hover{transform:translateY(-8px);border-color:var(--line-strong)}
.price-card.featured{
  border-color:transparent;background:
    linear-gradient(var(--bg-2),var(--bg-2)) padding-box,
    var(--grad) border-box;
  border:1px solid transparent;
  box-shadow:0 30px 80px -40px rgba(124,92,255,.65);
}
.price-tag{
  position:absolute;top:-13px;left:32px;padding:5px 14px;border-radius:999px;
  background:var(--grad);color:#07070c;font-family:var(--f-mono);
  font-size:.65rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;
}
.price-card h3{margin-bottom:6px}
.price-card .kicker{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--txt-3);margin-bottom:20px}
.price{display:flex;align-items:baseline;gap:8px;margin:6px 0 8px}
.price .amt{font-family:var(--f-display);font-size:2.9rem;font-weight:700;letter-spacing:-.04em}
.price .cur{font-size:1.3rem;color:var(--txt-2)}
.price-note{font-size:.82rem;color:var(--txt-3);margin-bottom:26px}
.price-card .card-list{flex:1;margin-bottom:28px}

/* ---------- Portfolio ---------- */
.work{
  position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);
  aspect-ratio:16/10;display:flex;align-items:flex-end;
  background:linear-gradient(160deg,#141826,#0a0c14);
  transition:transform .55s var(--ease),border-color .55s var(--ease);
}
.work:hover{transform:translateY(-6px);border-color:var(--line-strong)}
.work-visual{position:absolute;inset:0;opacity:.9;transition:transform .8s var(--ease)}
.work:hover .work-visual{transform:scale(1.06)}
.work-body{
  position:relative;z-index:2;padding:28px;width:100%;
  background:linear-gradient(to top,rgba(5,6,10,.94) 15%,rgba(5,6,10,.35) 60%,transparent);
}
.work-body .tag{
  font-family:var(--f-mono);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--neon-2);margin-bottom:8px;display:block;
}
.work-body h3{font-size:1.24rem;margin-bottom:4px}
.work-body p{font-size:.88rem;color:var(--txt-2);margin:0}

/* ---------- Forms ---------- */
.form{display:grid;gap:20px}
.field{display:grid;gap:8px}
.field label{
  font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--txt-2);
}
.field input,.field select,.field textarea{
  width:100%;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-s);
  padding:14px 16px;color:var(--txt);font-family:var(--f-body);font-size:.98rem;
  transition:border-color .3s,box-shadow .3s,background .3s;
}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--neon);box-shadow:0 0 0 3px rgba(124,92,255,.16);background:var(--bg-3);
}
.field input::placeholder,.field textarea::placeholder{color:var(--txt-3)}
.field select{appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a8b0c2' stroke-width='2'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 14px center;background-size:18px;padding-right:44px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:680px){.form-row{grid-template-columns:1fr}}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.85rem;color:var(--txt-2);line-height:1.55;cursor:pointer}
.consent input{width:18px;height:18px;flex:0 0 auto;margin-top:2px;accent-color:var(--neon)}

/* chip selector */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:10px 18px;border-radius:999px;border:1px solid var(--line);background:var(--surface);
  font-size:.86rem;color:var(--txt-2);cursor:pointer;transition:all .3s var(--ease);
  user-select:none;
}
.chip:hover{border-color:var(--line-strong);color:var(--txt)}
.chip.on{border-color:transparent;background:var(--grad);color:#07070c;font-weight:600}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:0;color:var(--txt);cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:26px 0;text-align:left;font-family:var(--f-display);font-weight:500;
  font-size:1.05rem;letter-spacing:-.01em;
}
.faq-q .ic{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line-strong);display:grid;place-items:center;transition:.4s var(--ease);font-size:1rem;color:var(--txt-2)}
.faq-item.open .faq-q .ic{transform:rotate(45deg);background:var(--grad);color:#07070c;border-color:transparent}
.faq-a{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq-a p{color:var(--txt-2);font-size:.95rem;padding-bottom:26px;margin:0;max-width:80ch}

/* ---------- CTA band ---------- */
.cta-band{
  border-radius:var(--r-xl);padding:74px 48px;text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(var(--bg-2),var(--bg-2)) padding-box,var(--grad) border-box;
  border:1px solid transparent;
}
.cta-band::before{
  content:"";position:absolute;inset:0;background:radial-gradient(60% 100% at 50% 0%,rgba(124,92,255,.22),transparent 70%);
}
.cta-band > *{position:relative;z-index:1}
.cta-band h2{margin-bottom:16px}
.cta-band .lead{margin-inline:auto}
@media(max-width:680px){.cta-band{padding:52px 24px}}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:72px 0 34px;background:rgba(255,255,255,.012)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer h4{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-3);font-weight:500;margin-bottom:18px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.site-footer a{color:var(--txt-2);font-size:.92rem;transition:color .3s}
.site-footer a:hover{color:var(--txt)}
.footer-brand p{color:var(--txt-2);font-size:.92rem;max-width:34ch;margin-top:18px}
.footer-bottom{
  margin-top:56px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:.82rem;color:var(--txt-3);
}

/* ---------- Utilities / motion ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
/* l'attributo hidden deve vincere sui display dei componenti (filtro portfolio) */
[hidden]{display:none!important}
.center{text-align:center}
.mx-auto{margin-inline:auto}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.divider{height:1px;background:var(--line);border:0;margin:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:40px}}

.note{
  border-left:2px solid var(--neon);padding:4px 0 4px 20px;color:var(--txt-2);
  font-size:.95rem;
}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}