/* Impronte a Sud Est — foglio di stile unico.
   Sezioni: variabili · base · header · hero · storia · destinazioni · perché noi · contatti · footer · modale · responsive */
/* =========================================================================
   IMPRONTE A SUD EST — v2 (chrome scuro stile INO / Safari)
   Stessa base colori del logo (loto/acqua), diversa disposizione:
   header + footer scuri (petrol), accento turchese, corallo secondario.
   Dettagli grafici allineati a INO/Safari: font Cormorant + Outfit,
   ANGOLI SQUADRATI (nessun raggio su bottoni/card), bordi 1px sottili,
   eyebrow uppercase letterspaced, header fisso translucido con blur.
   Colori usati DIRETTAMENTE con var(--ast-global-color-N).
   ========================================================================= */
:root{
  --ast-global-color-0:#5f5a57;
  --ast-global-color-1:#2f9bb5;
  --ast-global-color-2:#123842;
  --ast-global-color-3:#7a736d;
  --ast-global-color-4:#faf6f1;
  --ast-global-color-5:#7ec3d4;
  --ast-global-color-6:#0c2a32;
  --ast-global-color-7:#dd7f88;
  --ast-global-color-8:#f4e6e0;

  --wrap:1200px;
  --nav-h:74px;
  --shadow:0 18px 45px -24px rgba(12,42,50,.5);
  --font-display:"Cormorant Garamond", Georgia, serif;
  --font-body:"Outfit", system-ui, -apple-system, sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ast-global-color-0);
  background:var(--ast-global-color-4);
  line-height:1.7;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);color:var(--ast-global-color-2);font-weight:500;line-height:1.12}
p{margin:0 0 1rem}
section[id]{scroll-margin-top:var(--nav-h)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 26px}
.accent{color:var(--ast-global-color-1);font-style:italic}

/* eyebrow con motivo loto (uppercase letterspaced, stile INO) */
.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;
  font-weight:500;color:var(--ast-global-color-1);margin-bottom:1.1rem;
}
.eyebrow .lotus{width:20px;height:16px;fill:var(--ast-global-color-7);flex:none}

/* bottoni SQUADRATI (stile INO/Safari) */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--font-body);font-weight:500;font-size:.86rem;
  letter-spacing:.14em;text-transform:uppercase;padding:.9rem 2.2rem;
  border-radius:0;cursor:pointer;border:1px solid transparent;transition:.22s ease;
}
.btn-primary{background:var(--ast-global-color-1);color:#fff}
.btn-primary:hover{background:var(--ast-global-color-2);transform:translateY(-2px)}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-outline{background:transparent;border-color:var(--ast-global-color-1);color:var(--ast-global-color-1)}
.btn-outline:hover{background:var(--ast-global-color-1);color:#fff}

.textlink{
  display:inline-flex;align-items:center;gap:.45rem;font-weight:500;
  font-size:.78rem;letter-spacing:.14em;color:var(--ast-global-color-1);
  text-transform:uppercase;
}
.textlink svg{width:16px;height:16px;transition:transform .25s}
.textlink:hover svg{transform:translateX(4px)}

/* =============================== HEADER (fisso, scuro) =============================== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  display:flex;align-items:center;
  background:rgba(12,42,50,.92);backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(126,195,212,.2);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:.75rem}
.brand img{height:48px;width:auto}
.brand .brand-txt{font-family:var(--font-display);line-height:1;color:#fff}
.brand .brand-txt b{display:block;font-weight:500;font-size:1.12rem;letter-spacing:.01em}
.brand .brand-txt span{font-size:.6rem;letter-spacing:.34em;text-transform:uppercase;color:var(--ast-global-color-5);font-family:var(--font-body)}
.nav{display:flex;align-items:center;gap:.4rem}
.nav > a{
  font-size:.78rem;font-weight:400;letter-spacing:.1em;text-transform:uppercase;
  color:rgba(255,255,255,.82);padding:.6rem .95rem;transition:color .2s;
}
.nav > a:hover{color:var(--ast-global-color-5)}
.nav .btn-nav{
  margin-left:.6rem;padding:.5rem 1.15rem;border:1px solid var(--ast-global-color-5);
  color:var(--ast-global-color-5);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;
  font-weight:500;transition:background .22s,color .22s;
}
.nav .btn-nav:hover{background:var(--ast-global-color-5);color:var(--ast-global-color-6)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:24px;height:2px;background:rgba(255,255,255,.85);margin:5px 0;transition:.3s}

/* =============================== HERO =============================== */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  color:#fff;overflow:hidden;
}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(12,42,50,.85) 0%,rgba(12,42,50,.5) 45%,rgba(12,42,50,.15) 100%);
}
.hero-inner{position:relative;z-index:1;width:100%;padding:8rem 26px 6rem}
.hero-content{max-width:660px}
.hero .eyebrow{color:rgba(255,255,255,.85)}
.hero .eyebrow .lotus{fill:var(--ast-global-color-7)}
.hero h1{color:#fff;font-size:clamp(2.9rem,6vw,4.9rem);font-weight:400;margin-bottom:1.4rem;letter-spacing:.005em}
.hero h1 em{font-style:italic}
.hero p{color:rgba(255,255,255,.9);font-size:1.06rem;font-weight:300;max-width:530px;margin-bottom:2.3rem}
.hero-cta{display:flex;gap:1rem;flex-wrap:wrap}
.scroll-hint{position:absolute;bottom:2.4rem;right:8vw;z-index:1;display:flex;flex-direction:column;align-items:center;gap:.5rem;color:rgba(255,255,255,.6);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase}
.scroll-hint svg{width:22px;height:22px;animation:bob 2s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(7px)}}

/* section rhythm */
.section{padding:6.5rem 0}
.section-head{max-width:660px;margin-bottom:3.2rem}
.section-head h2{font-size:clamp(2.2rem,4vw,3.1rem)}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;flex-wrap:wrap;margin-bottom:3.2rem}
.head-row .section-head{margin-bottom:0}

/* =========================== STORIA / SPECIALISTI =========================== */
.storia{background:var(--ast-global-color-4)}
.storia-grid{display:grid;grid-template-columns:1fr 1fr;gap:4.5rem;align-items:center}
.collage{position:relative;min-height:460px}
.collage .c-main{width:82%;box-shadow:var(--shadow);aspect-ratio:4/5;object-fit:cover}
.collage .c-sub{position:absolute;right:0;bottom:34px;width:52%;border:6px solid var(--ast-global-color-4);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover}
.collage .badge{
  position:absolute;left:55%;top:26px;background:var(--ast-global-color-7);color:#fff;
  font-family:var(--font-display);font-size:1.2rem;line-height:1.1;text-align:center;
  width:120px;height:120px;border-radius:50%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;box-shadow:var(--shadow);
}
.badge small{font-family:var(--font-body);font-size:.58rem;letter-spacing:.18em;text-transform:uppercase;margin-top:.2rem;font-weight:400}
.features{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem;margin-top:2.2rem}
.feature{background:#fff;border:1px solid var(--ast-global-color-8);padding:1.4rem;transition:.25s}
.feature:hover{border-color:var(--ast-global-color-5)}
.feature .ico{width:40px;height:40px;border-radius:50%;background:var(--ast-global-color-8);display:flex;align-items:center;justify-content:center;margin-bottom:.8rem}
.feature .ico svg{width:20px;height:20px;stroke:var(--ast-global-color-1);fill:none;stroke-width:1.7}
.feature h4{font-family:var(--font-body);font-size:.92rem;font-weight:600;color:var(--ast-global-color-2);margin-bottom:.3rem;letter-spacing:.01em}
.feature p{font-size:.82rem;margin:0;color:var(--ast-global-color-3);font-weight:300}

/* =============================== DESTINAZIONI =============================== */
.dest{background:var(--ast-global-color-8)}
.mosaic{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:230px;gap:14px}
.tile{position:relative;overflow:hidden;display:block}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}
.tile::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(12,42,50,.82) 0%,rgba(12,42,50,.15) 55%,transparent 100%)}
.tile:hover img{transform:scale(1.07)}
.tile-txt{position:absolute;left:22px;bottom:20px;right:22px;z-index:2;color:#fff}
.tile-txt .region{font-size:.64rem;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.82);display:block;margin-bottom:.3rem}
.tile-txt .name{font-family:var(--font-display);font-size:1.55rem;line-height:1;font-weight:500}
.tile.big{grid-column:span 2;grid-row:span 2}
.tile.big .name{font-size:2.2rem}

/* =============================== PERCHÉ NOI =============================== */
.perche{position:relative;color:#fff;background:var(--ast-global-color-6);overflow:hidden}
.perche-bg{position:absolute;inset:0;z-index:0;opacity:.26}
.perche-bg img{width:100%;height:100%;object-fit:cover}
.perche .wrap{position:relative;z-index:1}
.perche .eyebrow{color:var(--ast-global-color-5)}
.perche h2{color:#fff;font-size:clamp(2.2rem,4vw,3.1rem)}
.perche h2 em{color:var(--ast-global-color-5)}
.points{display:grid;grid-template-columns:1fr 1fr;gap:2.6rem 3.4rem;margin-top:3.2rem}
.point{display:flex;gap:1.3rem}
.point .num{font-family:var(--font-display);font-size:2.6rem;line-height:.9;color:var(--ast-global-color-7);flex:none;width:48px}
.point h4{font-family:var(--font-body);font-size:1rem;font-weight:600;color:#fff;margin-bottom:.4rem;letter-spacing:.01em}
.point p{color:rgba(255,255,255,.78);font-size:.9rem;margin:0;font-weight:300}

/* =============================== CONTATTI =============================== */
.contatti{background:var(--ast-global-color-8)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:4.5rem;align-items:start}
.contact-info h2{font-size:clamp(2rem,3.6vw,2.8rem);margin-bottom:1rem}
.contact-info > p{font-weight:300}
.info-list{margin-top:2.2rem;display:flex;flex-direction:column;gap:1.4rem}
.info-item{display:flex;gap:1rem;align-items:flex-start}
.info-item .ico{width:44px;height:44px;flex:none;border-radius:50%;background:#fff;border:1px solid var(--ast-global-color-8);display:flex;align-items:center;justify-content:center}
.info-item .ico svg{width:19px;height:19px;stroke:var(--ast-global-color-1);fill:none;stroke-width:1.7}
.info-item .lbl{font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ast-global-color-3);margin-bottom:.15rem}
.info-item .val{color:var(--ast-global-color-2);font-weight:500}

.contact-form{background:#fff;padding:2.6rem;border:1px solid var(--ast-global-color-8);box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field{margin-bottom:1.15rem}
.field label{display:block;font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ast-global-color-2);margin-bottom:.45rem}
.field label .req{color:var(--ast-global-color-7)}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--font-body);font-size:.92rem;color:var(--ast-global-color-2);
  padding:.82rem .9rem;border:1px solid var(--ast-global-color-8);border-radius:0;
  background:var(--ast-global-color-4);transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ast-global-color-1);background:#fff;
  box-shadow:0 0 0 3px rgba(47,155,181,.14);
}
.field textarea{resize:vertical;min-height:130px}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--ast-global-color-7)}
.field .err{display:none;font-size:.74rem;color:var(--ast-global-color-7);margin-top:.35rem}
.field.invalid .err{display:block}
.consent{display:flex;gap:.7rem;align-items:flex-start;font-size:.82rem;color:var(--ast-global-color-3);margin:.3rem 0 1.5rem;font-weight:300}
.consent input{margin-top:.2rem;accent-color:var(--ast-global-color-1);width:16px;height:16px;flex:none}
.consent a{color:var(--ast-global-color-1);text-decoration:underline}
.form-submit{width:100%;padding:1.05rem}
.form-note{font-size:.74rem;color:var(--ast-global-color-3);text-align:center;margin-top:1rem;font-weight:300}
.form-success{display:none;text-align:center;padding:2rem 1rem}
.form-success.show{display:block}
.form-success .check{width:66px;height:66px;margin:0 auto 1.2rem;border-radius:50%;background:var(--ast-global-color-5);display:flex;align-items:center;justify-content:center}
.form-success .check svg{width:30px;height:30px;stroke:#fff;fill:none;stroke-width:2.5}
.form-success h3{font-size:1.8rem;margin-bottom:.5rem}
.form-success p{color:var(--ast-global-color-3);margin:0;font-weight:300}

/* =============================== FOOTER =============================== */
.site-footer{background:var(--ast-global-color-6);color:rgba(255,255,255,.72);padding:4.5rem 0 2rem}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:2.5rem;padding-bottom:3rem;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-brand img{height:60px;width:auto;margin-bottom:1.1rem}
.footer-brand p{font-size:.86rem;max-width:280px;font-weight:300}
.footer-col h5{font-family:var(--font-body);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:#fff;margin:0 0 1.1rem;font-weight:500}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem}
.footer-col a{font-size:.88rem;transition:.2s;font-weight:300}
.footer-col a:hover{color:var(--ast-global-color-5)}

.footer-contacts{list-style:none;margin:1.1rem 0 0;padding:0;display:flex;flex-direction:column;gap:.45rem;font-size:.86rem;font-weight:300}
.footer-contacts a:hover{color:var(--ast-global-color-5)}
.family-logos{display:flex;flex-direction:column;gap:1.1rem;align-items:flex-start}
.family-logos img{height:auto;width:180px;max-width:100%;opacity:.85;transition:opacity .2s}
.family-logos a:hover img{opacity:1}
.ast-footer-copyright{padding-top:1.8rem;font-size:.74rem;color:rgba(255,255,255,.5);font-weight:300;line-height:1.6}
.ast-footer-copyright p{margin:0 0 .6rem}
.ast-footer-copyright a{color:rgba(255,255,255,.6);text-decoration:underline}
.ast-footer-copyright a:hover{color:#fff}
.ast-footer-copyright img{float:right;margin-top:-.4rem}
.ast-footer-copyright::after{content:"";display:block;clear:both}
.link-btn{background:none;border:0;padding:0;font:inherit;color:var(--ast-global-color-1);text-decoration:underline;cursor:pointer}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-error{display:none;font-size:.82rem;color:var(--ast-global-color-7);text-align:center;margin-top:1rem}
.form-error.show{display:block}
.form-submit[disabled]{opacity:.6;cursor:wait}
:focus-visible{outline:2px solid var(--ast-global-color-1);outline-offset:2px}

/* =============================== MODALE PRIVACY =============================== */
.modal{position:fixed;inset:0;z-index:300;display:none;align-items:center;justify-content:center;padding:1.2rem;background:rgba(12,42,50,.78)}
.modal.open{display:flex}
.modal-box{position:relative;background:#fff;width:100%;max-width:820px;max-height:88vh;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.3rem 1.8rem;border-bottom:1px solid var(--ast-global-color-8)}
.modal-head h2{font-size:1.7rem}
.modal-close{background:none;border:0;cursor:pointer;font-size:2rem;line-height:1;color:var(--ast-global-color-2);padding:.2rem .6rem}
.modal-body{padding:1.5rem 1.8rem 2rem;overflow-y:auto;font-size:.92rem;font-weight:300}
.modal-body h3{font-size:1.35rem;margin:1.6rem 0 .5rem}
.modal-body h3:first-child{margin-top:0}
body.modal-open{overflow:hidden}

/* =============================== RESPONSIVE =============================== */
@media (max-width:920px){
  .nav{
    position:fixed;inset:var(--nav-h) 0 auto 0;background:rgba(12,42,50,.98);
    flex-direction:column;align-items:stretch;gap:0;padding:1rem 26px 1.6rem;
    border-bottom:1px solid rgba(126,195,212,.2);
    transform:translateY(-135%);transition:transform .35s ease;
  }
  .nav.open{transform:translateY(0)}
  .nav > a{padding:.95rem 0;border-bottom:1px solid rgba(255,255,255,.1)}
  .nav .btn-nav{margin:1rem 0 0;text-align:center;justify-content:center;display:flex}
  .nav-toggle{display:block}
  .storia-grid,.contact-grid{grid-template-columns:1fr;gap:2.8rem}
  .collage{min-height:400px}
  .points{grid-template-columns:1fr;gap:1.7rem}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .section{padding:4.5rem 0}
  .mosaic{grid-template-columns:1fr 1fr;grid-auto-rows:170px}
  .tile.big{grid-column:span 2;grid-row:span 1}
  .features,.form-row{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .hero-inner{padding:7rem 26px 4rem}
  .brand .brand-txt{display:none}
}
/* titoli H3/H2 semantici con aspetto dei vecchi H4/H5 */
.h-feat{font-family:var(--font-body);font-size:.92rem;font-weight:600;color:var(--ast-global-color-2);margin-bottom:.3rem;letter-spacing:.01em}
.h-point{font-family:var(--font-body);font-size:1rem;font-weight:600;color:#fff;margin-bottom:.4rem;letter-spacing:.01em}
.h-foot{font-family:var(--font-body);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:#fff;margin:0 0 1.1rem;font-weight:500}
.foot-link{color:rgba(255,255,255,.72);text-decoration:none;font-size:.88rem;font-weight:300}
.foot-link:hover{color:var(--ast-global-color-5)}
.info-item .val a:hover{color:var(--ast-global-color-1)}
.modal[hidden]{display:none}
.tile-txt .name{display:block;color:#fff}
/* evita overflow orizzontale delle griglie a colonna singola */
.storia-grid>*,.contact-grid>*,.footer-top>*{min-width:0}
.collage img{height:auto}
.ast-footer-copyright{overflow-wrap:anywhere}
.field .consent{display:flex;font-size:.82rem;font-weight:300;text-transform:none;letter-spacing:0;color:var(--ast-global-color-3);margin:.3rem 0 .4rem}