/* ============================================================
   EhiQlock — Landing page
   Sistema visivo derivato dalla brand identity EhiPi.
   ============================================================ */

:root{
  --teal:#1a7a82;
  --teal-light:#2a9aa4;
  --teal-dark:#0f4f55;
  --teal-deeper:#093a3f;
  --teal-pale:#e8f5f6;

  --paper:#f3efe7;
  --paper-2:#ece7dc;
  --card:#fbf9f4;
  --ink:#16201f;
  --ink-soft:#3a4544;
  --ink-mute:#6c7674;
  --line:#d9d2c4;

  --blu:#3b7dd8;
  --giallo:#d4a017;
  --verde:#2d7a4f;

  --mono:'Space Mono',monospace;
  --sans:'Space Grotesk',sans-serif;
  --serif:'Fraunces',serif;

  --maxw:1080px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

/* grana di carta */
body::before{
  content:'';position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 2rem}
.mono{font-family:var(--mono)}

a{color:inherit}

/* etichetta tipografica ricorrente */
.kicker{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--teal);font-weight:400;
}

/* ============================================================
   NAV
   ============================================================ */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(243,239,231,.82);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  max-width:var(--maxw);margin:0 auto;padding:.85rem 2rem;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.topbar .brand-mark{
  font-family:var(--sans);font-weight:700;letter-spacing:-.03em;font-size:1.25rem;color:var(--ink);
}
.topbar .brand-mark .q{color:var(--teal)}
.topbar .nav-cta{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;
  background:var(--teal);color:#fff;padding:.55rem 1rem;border-radius:8px;text-decoration:none;
  transition:background .25s;white-space:nowrap;
}
.topbar .nav-cta:hover{background:var(--teal-dark)}
@media(max-width:560px){.topbar .nav-cta span{display:none}}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  background:var(--teal-deeper);color:#fff;position:relative;overflow:hidden;
  padding:4.5rem 0 4rem;
}
.hero::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(120% 80% at 85% 0%,rgba(42,154,164,.35),transparent 55%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;
}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr;gap:2.4rem}}

.hero .eyebrow{color:var(--teal-light);margin-bottom:1.3rem}
.hero h1{
  font-family:var(--sans);font-weight:700;letter-spacing:-.03em;line-height:.92;
  font-size:clamp(3rem,9vw,5.6rem);margin-bottom:1.1rem;
}
.hero h1 .q{color:var(--teal-light)}
.hero .lead{
  font-family:var(--serif);font-style:italic;font-weight:400;
  font-size:clamp(1.3rem,3vw,1.9rem);color:#fff;line-height:1.25;margin-bottom:1.1rem;
}
.hero .desc{
  font-size:.98rem;color:rgba(255,255,255,.66);max-width:430px;margin-bottom:2rem;
}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;align-items:center}
.btn-primary{
  font-family:var(--sans);font-weight:600;font-size:1rem;
  background:#fff;color:var(--teal-deeper);text-decoration:none;
  padding:.9rem 1.6rem;border-radius:10px;border:none;cursor:pointer;
  transition:transform .2s,box-shadow .2s;display:inline-flex;align-items:center;gap:.5rem;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.25)}
.btn-ghost{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;
  color:rgba(255,255,255,.7);text-decoration:none;border-bottom:1px solid rgba(255,255,255,.3);
  padding-bottom:2px;transition:color .25s,border-color .25s;
}
.btn-ghost:hover{color:#fff;border-color:#fff}

/* preview a parole */
.hero-preview{position:relative}
.grid-card{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  border-radius:20px;padding:1.8rem;
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
}
.word-grid{
  font-family:var(--mono);font-weight:400;
  display:grid;grid-template-columns:repeat(11,1fr);gap:.12em;
  font-size:clamp(.72rem,2.2vw,1.05rem);
  -webkit-user-select:none;user-select:none;
}
.word-grid span{
  display:flex;align-items:center;justify-content:center;
  aspect-ratio:1;color:rgba(255,255,255,.16);
  transition:color .5s,text-shadow .5s,transform .5s;
}
.word-grid span.lit{
  color:#fff;text-shadow:0 0 12px rgba(255,255,255,.55);transform:scale(1.05);
}
.grid-dots{display:flex;justify-content:center;gap:1em;margin-top:.7em}
.grid-dots i{width:.45em;height:.45em;border-radius:50%;background:rgba(255,255,255,.16);transition:.4s}
.grid-dots i.lit{background:#fff;box-shadow:0 0 8px rgba(255,255,255,.6)}
.grid-read{
  font-family:var(--serif);font-style:italic;color:var(--teal-light);
  font-size:1.05rem;margin-top:1rem;min-height:1.4em;text-align:center;
}
.preview-note{
  font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.4);text-align:center;margin-top:1rem;
}

/* ============================================================
   SECTION SHELL
   ============================================================ */
section.block{padding:5.5rem 0;border-bottom:1px solid var(--line)}
section.block.alt{background:var(--paper-2)}
.sec-head{display:flex;align-items:baseline;gap:1.1rem;margin-bottom:2.4rem;flex-wrap:wrap}
.sec-head .num{font-family:var(--mono);font-size:.72rem;color:var(--teal);letter-spacing:.1em}
.sec-head h2{
  font-family:var(--sans);font-weight:600;letter-spacing:-.025em;
  font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.05;
}
.sec-head .h-sub{font-family:var(--serif);font-style:italic;color:var(--ink-mute);font-size:1.05rem}
.lead-p{font-size:1.1rem;color:var(--ink-soft);max-width:680px;line-height:1.55}
.lead-p strong{color:var(--ink);font-weight:600}

/* ============================================================
   COS'È  (intro + foto)
   ============================================================ */
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:2.6rem;align-items:center}
@media(max-width:820px){.intro-grid{grid-template-columns:1fr;gap:2rem}}
.feature-chips{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.6rem}
.chip{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;
  background:var(--card);border:1px solid var(--line);border-radius:999px;
  padding:.4rem .9rem;color:var(--ink-soft);
}

/* foto prodotto (segnaposto in public/images/, da sostituire) */
.photo{
  display:block;width:100%;height:auto;
  aspect-ratio:5/6;object-fit:cover;
  border-radius:16px;border:1px solid var(--line);
  background:var(--teal-pale);
  box-shadow:0 14px 40px rgba(15,79,85,.12);
}

/* ============================================================
   FATTO SU RICHIESTA
   ============================================================ */
.made{display:grid;grid-template-columns:.95fr 1.05fr;gap:2.6rem;align-items:center}
@media(max-width:820px){.made{grid-template-columns:1fr;gap:2rem}}
.made-points{list-style:none;margin-top:1.8rem;display:grid;gap:1.1rem}
.made-points li{display:flex;gap:.9rem;align-items:flex-start;font-size:.98rem;color:var(--ink-soft)}
.made-points .mp-n{
  font-family:var(--mono);font-size:.72rem;color:var(--teal);font-weight:700;
  border:1px solid var(--line);border-radius:7px;width:30px;height:30px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;background:var(--card);
}
.made-points li strong{color:var(--ink);font-weight:600}
.made-callout{
  margin-top:2rem;background:var(--teal-deeper);color:#fff;border-radius:16px 16px 16px 4px;
  padding:1.4rem 1.6rem;font-family:var(--serif);font-style:italic;font-size:1.2rem;line-height:1.35;
}
.made-callout span{color:var(--teal-light)}

/* ============================================================
   GAMMA
   ============================================================ */
.range{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
@media(max-width:720px){.range{grid-template-columns:1fr}}
.model{border-radius:18px;padding:2rem;border:1px solid var(--line);position:relative;overflow:hidden}
.model.plex{background:linear-gradient(160deg,var(--teal-dark),var(--teal-deeper));color:#fff}
.model.metal{background:linear-gradient(160deg,#e9e4d9,#ded8c9);color:var(--ink)}
.model .mname{font-family:var(--sans);font-weight:700;font-size:2rem;letter-spacing:-.02em}
.model .mtag{font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;opacity:.7;margin-bottom:1.1rem}
.model.plex .mtag{color:var(--teal-light);opacity:1}
.model ul{list-style:none;font-size:.92rem}
.model li{padding:.45rem 0;border-top:1px solid rgba(0,0,0,.08);display:flex;gap:.6rem;align-items:flex-start}
.model.plex li{border-top:1px solid rgba(255,255,255,.14)}
.model li:first-of-type{border-top:none}
.model li::before{content:'—';opacity:.45;flex-shrink:0}
.range-note{
  font-size:.9rem;color:var(--ink-mute);margin-top:1.4rem;text-align:center;
}

/* ============================================================
   CTA / FORM
   ============================================================ */
.cta{
  background:var(--teal-deeper);color:#fff;position:relative;overflow:hidden;
  padding:5.5rem 0;
}
.cta::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(100% 100% at 50% 0,rgba(42,154,164,.3),transparent 60%);
}
.cta-inner{position:relative;z-index:2;max-width:680px;margin:0 auto;text-align:center}
.cta .eyebrow{color:var(--teal-light);margin-bottom:1.1rem}
.cta h2{
  font-family:var(--sans);font-weight:700;letter-spacing:-.025em;
  font-size:clamp(2rem,5vw,3rem);line-height:1.08;margin-bottom:1rem;
}
.cta h2 .q{color:var(--teal-light)}
.cta .cta-sub{color:rgba(255,255,255,.72);font-size:1.02rem;margin-bottom:2.2rem}
.cta .cta-sub strong{color:#fff;font-weight:600}

form.lead-form{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:1.8rem;text-align:left;display:grid;gap:1.1rem;
}
.field{display:grid;gap:.4rem}
.field label{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:rgba(255,255,255,.6);
}
.field input,.field select,.field textarea{
  font-family:var(--sans);font-size:.98rem;color:#fff;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.2);
  border-radius:10px;padding:.8rem .95rem;width:100%;transition:border-color .2s,background .2s;
}
.field textarea{resize:vertical;min-height:84px}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.4)}
.field select option{color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--teal-light);background:rgba(255,255,255,.1);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
@media(max-width:560px){.field-row{grid-template-columns:1fr}}
.lead-form .submit{
  font-family:var(--sans);font-weight:600;font-size:1.02rem;
  background:#fff;color:var(--teal-deeper);border:none;border-radius:10px;
  padding:.95rem 1.5rem;cursor:pointer;transition:transform .2s,box-shadow .2s;margin-top:.2rem;
}
.lead-form .submit:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(0,0,0,.25)}
.form-fine{
  font-family:var(--mono);font-size:.66rem;letter-spacing:.06em;color:rgba(255,255,255,.45);
  text-align:center;margin-top:.4rem;line-height:1.6;
}
.form-error{
  font-size:.86rem;color:#ffd9d0;background:rgba(176,74,61,.22);
  border:1px solid rgba(255,150,134,.35);border-radius:10px;padding:.7rem .9rem;margin-top:.2rem;
}
.form-error a{color:#fff;text-decoration:underline}

/* pannello di conferma post-invio */
.form-success{
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:2.4rem 1.8rem;text-align:center;
}
.form-success .fs-mark{
  font-family:var(--sans);font-weight:700;font-size:1.6rem;letter-spacing:-.03em;color:#fff;margin-bottom:.8rem;
}
.form-success .fs-mark .q{color:var(--teal-light)}
.form-success h3{
  font-family:var(--sans);font-weight:600;font-size:1.5rem;letter-spacing:-.02em;margin-bottom:.6rem;color:#fff;
}
.form-success p{color:rgba(255,255,255,.72);font-size:1rem;max-width:440px;margin:0 auto}

/* ============================================================
   FOOTER
   ============================================================ */
footer{
  background:#072b2f;color:rgba(255,255,255,.5);
  padding:2.6rem 2rem;
}
.footer-inner{
  max-width:var(--maxw);margin:0 auto;
  display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;
}
.footer-inner a{color:var(--teal-light);text-decoration:none}
.footer-inner a:hover{text-decoration:underline}

/* ============================================================
   REVEAL
   ============================================================ */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}