/* ============================================================
   MasterPlan — Engineering & Infrastructure Network
   Design system
   ============================================================ */

:root{
    --navy:        #0e2a47;
    --navy-deep:   #081d33;
    --navy-soft:   #18416b;
    --gold:        #c9a14a;
    --gold-deep:   #a8842f;
    --ink:         #1c2733;
    --slate:       #4a5a6a;
    --mist:        #6b7a89;
    --line:        #e2e6ea;
    --paper:       #ffffff;
    --paper-2:     #f6f7f9;
    --paper-3:     #eef1f4;
    --cream:       #faf7f0;

    --radius:      14px;
    --radius-sm:   9px;
    --shadow-sm:   0 1px 3px rgba(14,42,71,.06), 0 6px 18px rgba(14,42,71,.05);
    --shadow:      0 10px 40px rgba(14,42,71,.10);
    --shadow-lg:   0 24px 70px rgba(8,29,51,.20);

    --serif: "Fraunces", Georgia, serif;
    --sans:  "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

    --maxw: 1180px;
    --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; scroll-padding-top:90px; }
body{
    font-family:var(--sans);
    color:var(--ink);
    background:var(--paper);
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

.container{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }

h1,h2,h3,h4{ font-family:var(--serif); font-weight:600; line-height:1.12; color:var(--navy); letter-spacing:-.01em; }
h1{ font-size:clamp(2.4rem, 5.2vw, 4rem); }
h2{ font-size:clamp(1.9rem, 3.6vw, 2.9rem); }
h3{ font-size:clamp(1.2rem, 2vw, 1.5rem); }
p{ color:var(--slate); }

.eyebrow{
    display:inline-flex; align-items:center; gap:.6em;
    font-family:var(--sans); font-weight:600; font-size:.78rem;
    letter-spacing:.18em; text-transform:uppercase; color:var(--gold-deep);
    margin-bottom:1rem;
}
.eyebrow::before{ content:""; width:28px; height:1.5px; background:var(--gold); display:inline-block; }
.eyebrow.center{ justify-content:center; }
.eyebrow.light{ color:var(--gold); }

.lead{ font-size:1.18rem; color:var(--slate); max-width:62ch; }
.section{ padding:clamp(4rem, 9vw, 7.5rem) 0; }
.section.tight{ padding:clamp(3rem, 6vw, 5rem) 0; }
.section-head{ max-width:760px; margin-bottom:3rem; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* ---- Buttons ---------------------------------------------- */
.btn{
    display:inline-flex; align-items:center; gap:.6em;
    font-family:var(--sans); font-weight:600; font-size:.95rem;
    padding:.95em 1.7em; border-radius:100px; border:1.5px solid transparent;
    cursor:pointer; transition:.3s var(--ease); white-space:nowrap;
}
.btn .arr{ transition:transform .3s var(--ease); }
.btn:hover .arr{ transform:translateX(4px); }
.btn-gold{ background:var(--gold); color:var(--navy-deep); }
.btn-gold:hover{ background:var(--gold-deep); color:#fff; transform:translateY(-2px); box-shadow:0 12px 30px rgba(201,161,74,.35); }
.btn-ghost{ border-color:rgba(255,255,255,.35); color:#fff; }
.btn-ghost:hover{ border-color:#fff; background:rgba(255,255,255,.08); }
.btn-dark{ background:var(--navy); color:#fff; }
.btn-dark:hover{ background:var(--navy-deep); transform:translateY(-2px); box-shadow:var(--shadow); }
.btn-outline{ border-color:var(--line); color:var(--navy); }
.btn-outline:hover{ border-color:var(--navy); background:var(--navy); color:#fff; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
    position:fixed; top:0; left:0; right:0; z-index:100;
    transition:.35s var(--ease);
    padding:.55rem 0;
}
.site-header::before{
    content:""; position:absolute; inset:0; z-index:-1;
    background:rgba(255,255,255,.82); backdrop-filter:blur(14px);
    opacity:0; transition:.35s var(--ease); border-bottom:1px solid transparent;
}
.site-header.scrolled::before{ opacity:1; border-bottom-color:var(--line); box-shadow:0 6px 24px rgba(14,42,71,.06); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; }

.brand{ display:flex; align-items:center; gap:.6rem; color:var(--navy); }
.brand-mark{ color:var(--gold-deep); display:flex; }
.brand-text{ font-family:var(--serif); font-size:1.4rem; font-weight:500; letter-spacing:-.02em; }
.brand-text strong{ font-weight:700; }
.brand-text.light{ color:#fff; font-size:1.5rem; }
.site-header:not(.scrolled) .brand{ color:#fff; }
.site-header:not(.scrolled) .brand-mark{ color:var(--gold); }

.site-nav{ display:flex; align-items:center; gap:1.7rem; }
.site-nav a{
    font-size:.93rem; font-weight:500; color:rgba(255,255,255,.9);
    position:relative; transition:.25s; padding:.3em 0;
}
.site-nav a::after{
    content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
    background:var(--gold); transition:width .3s var(--ease);
}
.site-nav a:hover::after, .site-nav a.active::after{ width:100%; }
.site-header.scrolled .site-nav a{ color:var(--slate); }
.site-header.scrolled .site-nav a.active, .site-header.scrolled .site-nav a:hover{ color:var(--navy); }
.nav-cta{
    background:var(--gold); color:var(--navy-deep)!important; padding:.6em 1.2em!important;
    border-radius:100px; font-weight:600!important;
}
.nav-cta::after{ display:none; }
.nav-cta:hover{ background:var(--gold-deep); color:#fff!important; transform:translateY(-1px); }

.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:6px; z-index:120; }
.nav-toggle span{ width:26px; height:2px; background:#fff; border-radius:2px; transition:.3s var(--ease); }
.site-header.scrolled .nav-toggle span{ background:var(--navy); }

/* ============================================================
   HERO
   ============================================================ */
.hero{
    position:relative; min-height:100vh; display:flex; align-items:center;
    color:#fff; overflow:hidden;
    background:
        radial-gradient(1200px 600px at 80% -10%, rgba(201,161,74,.22), transparent 60%),
        linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 45%, var(--navy-soft) 100%);
}
.hero::after{
    content:""; position:absolute; inset:0; opacity:.5;
    background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
    background-size:64px 64px;
    -webkit-mask-image:radial-gradient(circle at 70% 40%, #000, transparent 75%);
            mask-image:radial-gradient(circle at 70% 40%, #000, transparent 75%);
}
.hero-arc{ position:absolute; right:-8%; bottom:-12%; width:min(60vw,720px); opacity:.16; color:var(--gold); pointer-events:none; }
.hero-inner{ position:relative; z-index:2; padding:9rem 0 5rem; max-width:880px; }
.hero h1{ color:#fff; margin:1rem 0 1.4rem; }
.hero h1 .hl{ color:var(--gold); font-style:italic; }
.hero-lead{ font-size:1.25rem; color:rgba(255,255,255,.82); max-width:60ch; margin-bottom:2.4rem; }
.hero-actions{ display:flex; gap:1rem; flex-wrap:wrap; }
.hero-sectors{
    margin-top:3.2rem; padding-top:1.8rem; border-top:1px solid rgba(255,255,255,.14);
    font-size:.85rem; letter-spacing:.04em; color:rgba(255,255,255,.6);
}
.scroll-hint{ position:absolute; bottom:26px; left:50%; transform:translateX(-50%); z-index:2; color:rgba(255,255,255,.6); font-size:.75rem; letter-spacing:.2em; text-transform:uppercase; display:flex; flex-direction:column; align-items:center; gap:.6rem; }
.scroll-hint .line{ width:1px; height:38px; background:linear-gradient(var(--gold),transparent); animation:scrolldot 2s infinite; }
@keyframes scrolldot{ 0%{opacity:.2; transform:scaleY(.4); transform-origin:top} 50%{opacity:1} 100%{opacity:.2; transform:scaleY(1)} }

/* ---- Page hero (inner pages) ------------------------------ */
.page-hero{
    position:relative; color:#fff; padding:11rem 0 4.5rem;
    background:
        radial-gradient(900px 400px at 90% 0%, rgba(201,161,74,.18), transparent 60%),
        linear-gradient(160deg, var(--navy-deep), var(--navy-soft));
    overflow:hidden;
}
.page-hero::after{
    content:""; position:absolute; inset:0; opacity:.4;
    background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
    background-size:54px 54px;
    -webkit-mask-image:radial-gradient(circle at 80% 30%,#000,transparent 75%); mask-image:radial-gradient(circle at 80% 30%,#000,transparent 75%);
}
.page-hero .inner{ position:relative; z-index:2; max-width:780px; }
.page-hero h1{ color:#fff; }
.page-hero p{ color:rgba(255,255,255,.82); font-size:1.15rem; margin-top:1rem; max-width:58ch; }
.breadcrumb{ font-size:.8rem; letter-spacing:.1em; text-transform:uppercase; color:rgba(255,255,255,.55); margin-bottom:1rem; }
.breadcrumb a:hover{ color:var(--gold); }

/* ============================================================
   NUMBERS strip
   ============================================================ */
.numbers{ background:var(--navy-deep); color:#fff; }
.numbers .grid{ display:grid; grid-template-columns:repeat(4,1fr); }
.num-cell{ padding:2.6rem 1.5rem; text-align:center; border-right:1px solid rgba(255,255,255,.08); }
.num-cell:last-child{ border-right:0; }
.num-cell .n{ font-family:var(--serif); font-size:clamp(2.2rem,4vw,3rem); color:var(--gold); line-height:1; }
.num-cell .l{ font-size:.85rem; color:rgba(255,255,255,.7); margin-top:.6rem; letter-spacing:.03em; }

/* ============================================================
   GENERIC SECTION BG
   ============================================================ */
.bg-soft{ background:var(--paper-2); }
.bg-cream{ background:var(--cream); }
.bg-navy{ background:linear-gradient(160deg,var(--navy-deep),var(--navy-soft)); color:#fff; }
.bg-navy h2,.bg-navy h3{ color:#fff; }
.bg-navy p{ color:rgba(255,255,255,.78); }
.bg-navy .eyebrow{ color:var(--gold); }

/* ---- Split intro ------------------------------------------ */
.split{ display:grid; grid-template-columns:1.1fr 1fr; gap:clamp(2.5rem,5vw,5rem); align-items:center; }
.split.reverse > :first-child{ order:2; }
.stack > * + *{ margin-top:1.2rem; }

.figure-card{
    border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow);
    background:linear-gradient(160deg,var(--navy),var(--navy-soft));
    aspect-ratio:4/3; position:relative; color:#fff;
    display:flex; align-items:flex-end; padding:2rem;
}
.figure-card::before{
    content:""; position:absolute; inset:0; opacity:.5;
    background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
    background-size:40px 40px;
}
.figure-card .arc{ position:absolute; right:-10%; top:-10%; width:70%; color:var(--gold); opacity:.18; }
.figure-card .cap{ position:relative; z-index:2; }
.figure-card .cap span{ color:var(--gold); font-size:.8rem; letter-spacing:.15em; text-transform:uppercase; }
.figure-card .cap strong{ display:block; font-family:var(--serif); font-size:1.5rem; font-weight:500; margin-top:.3rem; }

/* ---- Why cards -------------------------------------------- */
.why-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; }
.why-card{
    background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
    padding:2rem 1.8rem; transition:.35s var(--ease); position:relative; overflow:hidden;
}
.why-card::before{ content:""; position:absolute; left:0; top:0; bottom:0; width:3px; background:var(--gold); transform:scaleY(0); transform-origin:top; transition:.35s var(--ease); }
.why-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow); border-color:transparent; }
.why-card:hover::before{ transform:scaleY(1); }
.why-card .idx{ font-family:var(--serif); font-size:1rem; color:var(--gold-deep); font-weight:600; }
.why-card h3{ margin:.6rem 0 .6rem; }
.why-card p{ font-size:.95rem; }

/* ---- Services grid ---------------------------------------- */
.serv-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.2rem; }
.serv-card{
    background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
    padding:1.8rem 1.5rem; transition:.35s var(--ease);
}
.serv-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:transparent; }
.serv-ico{
    width:48px; height:48px; border-radius:12px; display:grid; place-items:center;
    background:linear-gradient(150deg,var(--navy),var(--navy-soft)); color:var(--gold);
    margin-bottom:1.1rem;
}
.serv-ico svg{ width:24px; height:24px; }
.serv-card h3{ font-size:1.1rem; margin-bottom:.5rem; }
.serv-card p{ font-size:.92rem; }

/* ============================================================
   PARTNERS
   ============================================================ */
.partner-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.partner-card{
    background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
    padding:1.8rem; transition:.35s var(--ease); position:relative; overflow:hidden;
    display:flex; flex-direction:column; min-height:230px;
}
.partner-card .bar{ position:absolute; left:0; right:0; top:0; height:4px; background:var(--c,#888); }
.partner-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow); border-color:transparent; }
.partner-logo{
    width:54px; height:54px; border-radius:12px; display:grid; place-items:center;
    font-family:var(--serif); font-weight:700; font-size:1.4rem; color:#fff;
    background:var(--c,#888); margin-bottom:1.1rem; letter-spacing:-.02em;
}
.partner-card h3{ font-size:1.2rem; margin-bottom:.35rem; }
.partner-card .field{ font-size:.82rem; color:var(--mist); font-weight:500; letter-spacing:.01em; margin-bottom:1rem; flex:1; }
.partner-card .more{ font-size:.85rem; font-weight:600; color:var(--navy); display:inline-flex; align-items:center; gap:.4em; }
.partner-card .more .arr{ transition:transform .3s var(--ease); }
.partner-card:hover .more .arr{ transform:translateX(4px); }
.partner-card .more{ color:var(--c,var(--navy)); }

/* ---- Partner detail (rete.php) ---------------------------- */
.partner-detail{
    scroll-margin-top:100px;
    background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
    overflow:hidden; box-shadow:var(--shadow-sm); margin-bottom:1.8rem;
}
.pd-head{ display:flex; gap:1.4rem; align-items:center; padding:2rem 2.2rem; border-bottom:1px solid var(--line); position:relative; }
.pd-head::before{ content:""; position:absolute; left:0; top:0; bottom:0; width:5px; background:var(--c,#888); }
.pd-logo{
    width:64px; height:64px; border-radius:14px; flex:none; display:grid; place-items:center;
    color:#fff; background:var(--c,#888); font-family:var(--serif); font-weight:700; font-size:1.6rem;
}
.pd-head h2{ font-size:1.6rem; margin-bottom:.2rem; }
.pd-head .field{ font-size:.9rem; color:var(--mist); font-weight:500; }
.pd-body{ display:grid; grid-template-columns:1.3fr 1fr; gap:2.2rem; padding:2.2rem; }
.pd-body .intro{ font-size:1.02rem; color:var(--slate); margin-bottom:1.4rem; }
.pd-body h4{ font-size:.8rem; letter-spacing:.14em; text-transform:uppercase; color:var(--gold-deep); margin-bottom:.9rem; }
.chip-list{ display:flex; flex-wrap:wrap; gap:.5rem; }
.chip{ font-size:.82rem; font-weight:500; padding:.45em .9em; border-radius:100px; background:var(--paper-3); color:var(--navy); border:1px solid var(--line); }
.proj-list{ list-style:none; }
.proj-list li{ position:relative; padding:.55rem 0 .55rem 1.4rem; font-size:.92rem; color:var(--slate); border-bottom:1px dashed var(--line); }
.proj-list li:last-child{ border-bottom:0; }
.proj-list li::before{ content:""; position:absolute; left:0; top:1.1rem; width:7px; height:7px; border-radius:50%; background:var(--c,var(--gold)); }
.pd-aside{ background:var(--paper-2); border-radius:var(--radius-sm); padding:1.5rem; }

/* ============================================================
   PROJECTS grid
   ============================================================ */
.proj-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.proj-card{
    border-radius:var(--radius); overflow:hidden; position:relative; min-height:280px;
    display:flex; flex-direction:column; justify-content:flex-end; padding:1.8rem;
    color:#fff; background:linear-gradient(160deg,var(--navy),var(--navy-soft));
    transition:.4s var(--ease); border:1px solid transparent;
}
.proj-card::before{
    content:""; position:absolute; inset:0; opacity:.4;
    background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
    background-size:34px 34px;
    -webkit-mask-image:radial-gradient(circle at 80% 10%,#000,transparent 80%); mask-image:radial-gradient(circle at 80% 10%,#000,transparent 80%);
}
.proj-card .arc{ position:absolute; right:-15%; top:-10%; width:60%; color:var(--gold); opacity:.16; }
.proj-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-lg); }
.proj-card .cat{ position:relative; z-index:2; font-size:.74rem; letter-spacing:.12em; text-transform:uppercase; color:var(--gold); margin-bottom:.6rem; }
.proj-card h3{ position:relative; z-index:2; color:#fff; font-size:1.25rem; margin-bottom:.6rem; }
.proj-card p{ position:relative; z-index:2; color:rgba(255,255,255,.78); font-size:.9rem; }

/* ============================================================
   VISIONE / EU page
   ============================================================ */
.eu-flag{ display:inline-flex; align-items:center; gap:.7rem; font-weight:600; color:var(--navy); }
.eu-stars{ width:40px; height:40px; }
.timeline{ position:relative; margin-top:2rem; }
.timeline::before{ content:""; position:absolute; left:18px; top:6px; bottom:6px; width:2px; background:linear-gradient(var(--gold),var(--line)); }
.tl-item{ position:relative; padding:0 0 2rem 3.4rem; }
.tl-item::before{ content:""; position:absolute; left:11px; top:4px; width:16px; height:16px; border-radius:50%; background:#fff; border:3px solid var(--gold); }
.tl-item h3{ font-size:1.2rem; margin-bottom:.4rem; }
.tl-item p{ font-size:.96rem; }

.pillar-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.pillar{ background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.12); border-radius:var(--radius); padding:2rem 1.8rem; }
.pillar .ic{ color:var(--gold); margin-bottom:1rem; }
.pillar h3{ color:#fff; font-size:1.2rem; margin-bottom:.6rem; }
.pillar p{ color:rgba(255,255,255,.76); font-size:.95rem; }

/* ============================================================
   MANAGER block
   ============================================================ */
.manager{ display:grid; grid-template-columns:auto 1fr; gap:2rem; align-items:center; background:var(--cream); border:1px solid var(--line); border-radius:var(--radius); padding:2.4rem; }
.manager .ava{
    width:120px; height:120px; border-radius:50%; flex:none; display:grid; place-items:center;
    background:linear-gradient(150deg,var(--navy),var(--navy-soft)); color:var(--gold);
    font-family:var(--serif); font-size:2.4rem; font-weight:600;
}
.manager h3{ font-size:1.5rem; }
.manager .role{ color:var(--gold-deep); font-weight:600; font-size:.95rem; margin:.2rem 0 .6rem; }
.manager p{ font-size:.98rem; }

/* ============================================================
   CTA band
   ============================================================ */
.cta-band{ position:relative; overflow:hidden; color:#fff; text-align:center; padding:clamp(3.5rem,7vw,6rem) 0; background:linear-gradient(150deg,var(--navy-deep),var(--navy-soft)); }
.cta-band::after{ content:""; position:absolute; inset:0; opacity:.4; background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px); background-size:48px 48px; -webkit-mask-image:radial-gradient(circle at 50% 0%,#000,transparent 75%); mask-image:radial-gradient(circle at 50% 0%,#000,transparent 75%); }
.cta-band .inner{ position:relative; z-index:2; max-width:680px; margin:0 auto; }
.cta-band h2{ color:#fff; }
.cta-band p{ color:rgba(255,255,255,.82); font-size:1.15rem; margin:1rem 0 2rem; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,4vw,3.5rem); align-items:start; }
.contact-info .info-row{ display:flex; gap:1rem; padding:1.3rem 0; border-bottom:1px solid var(--line); align-items:flex-start; }
.contact-info .info-row:last-child{ border-bottom:0; }
.contact-info .ic{ width:42px; height:42px; border-radius:10px; flex:none; display:grid; place-items:center; background:var(--paper-3); color:var(--navy); }
.contact-info h4{ font-size:.78rem; letter-spacing:.12em; text-transform:uppercase; color:var(--mist); margin-bottom:.25rem; }
.contact-info a{ color:var(--navy); font-weight:500; }
.contact-info a:hover{ color:var(--gold-deep); }

.form-card{ background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); padding:2.2rem; box-shadow:var(--shadow-sm); }
.field-row{ display:grid; grid-template-columns:1fr 1fr; gap:1.1rem; }
.field{ margin-bottom:1.1rem; }
.field label{ display:block; font-size:.85rem; font-weight:600; color:var(--navy); margin-bottom:.4rem; }
.field input, .field textarea, .field select{
    width:100%; font-family:inherit; font-size:.95rem; color:var(--ink);
    padding:.85em 1em; border:1.5px solid var(--line); border-radius:var(--radius-sm); background:var(--paper-2);
    transition:.25s;
}
.field input:focus, .field textarea:focus, .field select:focus{ outline:none; border-color:var(--gold); background:#fff; box-shadow:0 0 0 3px rgba(201,161,74,.15); }
.field textarea{ resize:vertical; min-height:130px; }
.form-note{ font-size:.82rem; color:var(--mist); margin-top:.4rem; }
.alert{ padding:1rem 1.2rem; border-radius:var(--radius-sm); font-size:.95rem; margin-bottom:1.4rem; }
.alert-ok{ background:#e9f5ee; color:#1f6b40; border:1px solid #bfe3cd; }
.alert-err{ background:#fdecea; color:#a3382c; border:1px solid #f3c8c1; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{ background:var(--navy-deep); color:rgba(255,255,255,.7); padding:4.5rem 0 2rem; }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1.3fr; gap:2.5rem; padding-bottom:3rem; border-bottom:1px solid rgba(255,255,255,.1); }
.footer-claim{ color:var(--gold); font-family:var(--serif); margin-top:.6rem; }
.footer-sectors{ font-size:.85rem; color:rgba(255,255,255,.55); margin-top:.6rem; max-width:34ch; }
.footer-col h4{ color:#fff; font-family:var(--sans); font-size:.82rem; letter-spacing:.12em; text-transform:uppercase; margin-bottom:1.1rem; }
.footer-col ul{ list-style:none; }
.footer-col li{ margin-bottom:.55rem; }
.footer-col a{ font-size:.92rem; color:rgba(255,255,255,.7); transition:.25s; }
.footer-col a:hover{ color:var(--gold); }
.footer-col address{ font-style:normal; font-size:.92rem; line-height:1.9; }
.footer-col address a:hover{ color:var(--gold); }
.footer-mgr{ font-size:.85rem; margin-top:1rem; color:rgba(255,255,255,.6); }
.footer-mgr strong{ color:#fff; }
.footer-bottom{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:.6rem; padding-top:1.8rem; font-size:.82rem; color:rgba(255,255,255,.45); }

/* ============================================================
   REVEAL animation
   ============================================================ */
.reveal{ opacity:0; transform:translateY(26px); transition:.7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal.d1{ transition-delay:.08s; } .reveal.d2{ transition-delay:.16s; }
.reveal.d3{ transition-delay:.24s; } .reveal.d4{ transition-delay:.32s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:980px){
    .serv-grid{ grid-template-columns:repeat(2,1fr); }
    .partner-grid, .why-grid, .proj-grid, .pillar-grid{ grid-template-columns:repeat(2,1fr); }
    .split{ grid-template-columns:1fr; }
    .split.reverse > :first-child{ order:0; }
    .pd-body{ grid-template-columns:1fr; }
    .contact-grid{ grid-template-columns:1fr; }
    .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width:760px){
    .nav-toggle{ display:flex; }
    .site-nav{
        position:fixed; inset:0 0 0 auto; width:min(82vw,340px);
        background:var(--navy-deep); flex-direction:column; align-items:flex-start;
        padding:6rem 2rem 2rem; gap:1.4rem; transform:translateX(100%); transition:.4s var(--ease);
        box-shadow:var(--shadow-lg);
    }
    .site-nav.open{ transform:translateX(0); }
    .site-nav a{ color:rgba(255,255,255,.85)!important; font-size:1.05rem; }
    .site-header.scrolled .site-nav a{ color:rgba(255,255,255,.85); }
    body.nav-open{ overflow:hidden; }
    body.nav-open .nav-toggle span{ background:#fff; }
    body.nav-open .nav-toggle span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
    body.nav-open .nav-toggle span:nth-child(2){ opacity:0; }
    body.nav-open .nav-toggle span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
    .numbers .grid{ grid-template-columns:repeat(2,1fr); }
    .num-cell:nth-child(2){ border-right:0; }
    .num-cell:nth-child(1),.num-cell:nth-child(2){ border-bottom:1px solid rgba(255,255,255,.08); }
    .manager{ grid-template-columns:1fr; text-align:center; justify-items:center; }
    .field-row{ grid-template-columns:1fr; }
}
@media (max-width:520px){
    .serv-grid, .partner-grid, .why-grid, .proj-grid, .pillar-grid, .footer-grid{ grid-template-columns:1fr; }
    .pd-head{ flex-direction:column; text-align:center; align-items:center; }
}
@media (prefers-reduced-motion:reduce){
    *{ animation:none!important; transition:none!important; }
    .reveal{ opacity:1; transform:none; }
}

/* ============================================================
   NEXT-GEN LAYER — animazioni avanzate
   ============================================================ */

/* ---- Scroll progress bar ---------------------------------- */
.scroll-progress{
    position:fixed; top:0; left:0; height:3px; width:100%; z-index:200; transform-origin:0 50%;
    transform:scaleX(0);
    background:linear-gradient(90deg,var(--gold),#e6c878,var(--gold-deep));
    box-shadow:0 0 12px rgba(201,161,74,.6);
    pointer-events:none;
}
@supports (animation-timeline: scroll()){
    .scroll-progress{ animation:progressGrow linear; animation-timeline:scroll(root); }
    @keyframes progressGrow{ from{ transform:scaleX(0); } to{ transform:scaleX(1); } }
}

/* ---- Aurora / mesh blobs ---------------------------------- */
.aurora{ position:absolute; inset:0; overflow:hidden; z-index:0; pointer-events:none; filter:blur(60px); opacity:.55; }
.aurora .blob{ position:absolute; border-radius:50%; mix-blend-mode:screen; will-change:transform; }
.aurora .b1{ width:48vw; height:48vw; left:-8vw; top:-12vw; background:radial-gradient(circle at 30% 30%, #1e5a96, transparent 70%); animation:floatA 18s ease-in-out infinite; }
.aurora .b2{ width:40vw; height:40vw; right:-6vw; top:8vw; background:radial-gradient(circle at 50% 50%, #c9a14a, transparent 68%); animation:floatB 22s ease-in-out infinite; }
.aurora .b3{ width:36vw; height:36vw; left:28vw; bottom:-14vw; background:radial-gradient(circle at 50% 50%, #2a7d8c, transparent 70%); animation:floatC 26s ease-in-out infinite; }
@keyframes floatA{ 0%,100%{ transform:translate(0,0) scale(1); } 50%{ transform:translate(8vw,6vw) scale(1.12); } }
@keyframes floatB{ 0%,100%{ transform:translate(0,0) scale(1); } 50%{ transform:translate(-7vw,5vw) scale(1.18); } }
@keyframes floatC{ 0%,100%{ transform:translate(0,0) scale(1); } 50%{ transform:translate(5vw,-7vw) scale(1.1); } }

/* drifting grid */
.hero::after{ animation:gridPan 40s linear infinite; }
@keyframes gridPan{ from{ background-position:0 0,0 0; } to{ background-position:64px 64px,64px 64px; } }

/* ---- Hero particles --------------------------------------- */
.hero-particles{ position:absolute; inset:0; z-index:1; pointer-events:none; }
.hero-particles .pt{ position:absolute; width:3px; height:3px; border-radius:50%; background:var(--gold); opacity:.0; animation:floatPt linear infinite; box-shadow:0 0 6px rgba(201,161,74,.8); }
@keyframes floatPt{ 0%{ transform:translateY(20px); opacity:0; } 10%{ opacity:.7; } 90%{ opacity:.7; } 100%{ transform:translateY(-80px); opacity:0; } }

/* ---- Gradient animated text ------------------------------- */
.gradient-text{
    background:linear-gradient(100deg,#c9a14a,#f0d896,#c9a14a,#a8842f); background-size:250% auto;
    -webkit-background-clip:text; background-clip:text; color:transparent; -webkit-text-fill-color:transparent;
    animation:shimmer 5s linear infinite; font-style:italic;
}
@keyframes shimmer{ to{ background-position:250% center; } }
.hero h1 .hl.gradient-text{ color:transparent; }

/* ---- Split text (hero) ------------------------------------ */
[data-split] .word{ display:inline-block; overflow:hidden; vertical-align:top; }
[data-split] .word > span{ display:inline-block; transform:translateY(110%); opacity:0; transition:transform .8s var(--ease), opacity .8s var(--ease); }
[data-split].in .word > span{ transform:translateY(0); opacity:1; }

/* ---- Marquee ---------------------------------------------- */
.marquee{ background:var(--navy-deep); border-top:1px solid rgba(255,255,255,.08); border-bottom:1px solid rgba(255,255,255,.08); overflow:hidden; padding:1.1rem 0; -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent); }
.marquee-track{ display:inline-flex; align-items:center; gap:1.6rem; white-space:nowrap; animation:marquee 36s linear infinite; will-change:transform; }
.marquee:hover .marquee-track{ animation-play-state:paused; }
.marquee-item{ font-family:var(--serif); font-size:1.15rem; color:rgba(255,255,255,.55); letter-spacing:.01em; }
.marquee-sep{ color:var(--gold); font-size:.7rem; }
@keyframes marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ---- 3D tilt + spotlight on cards ------------------------- */
.why-card, .serv-card, .partner-card, .proj-card, .figure-card{
    transform-style:preserve-3d; will-change:transform;
    --mx:50%; --my:50%;
}
.why-card::after, .serv-card::after, .partner-card::after, .proj-card::after{
    content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
    background:radial-gradient(420px circle at var(--mx) var(--my), rgba(201,161,74,.16), transparent 42%);
    opacity:0; transition:opacity .35s var(--ease); z-index:3;
}
.why-card.tilting::after, .serv-card.tilting::after, .partner-card.tilting::after, .proj-card.tilting::after{ opacity:1; }
.proj-card.tilting::after{ background:radial-gradient(420px circle at var(--mx) var(--my), rgba(255,255,255,.14), transparent 45%); }
.partner-card > *, .serv-card > *, .why-card > *{ transform:translateZ(28px); }

/* ---- Reveal variants -------------------------------------- */
.reveal.clip{ clip-path:inset(0 0 100% 0); opacity:1; transform:none; transition:clip-path .9s var(--ease); }
.reveal.clip.in{ clip-path:inset(0 0 0 0); }
.reveal.zoom{ opacity:0; transform:scale(.92); }
.reveal.zoom.in{ opacity:1; transform:scale(1); }

/* stagger children */
[data-stagger] > *{ opacity:0; transform:translateY(26px); transition:.7s var(--ease); }
[data-stagger].in > *{ opacity:1; transform:none; }
[data-stagger].in > *:nth-child(1){ transition-delay:.05s; }
[data-stagger].in > *:nth-child(2){ transition-delay:.13s; }
[data-stagger].in > *:nth-child(3){ transition-delay:.21s; }
[data-stagger].in > *:nth-child(4){ transition-delay:.29s; }
[data-stagger].in > *:nth-child(5){ transition-delay:.37s; }
[data-stagger].in > *:nth-child(6){ transition-delay:.45s; }
[data-stagger].in > *:nth-child(7){ transition-delay:.53s; }
[data-stagger].in > *:nth-child(8){ transition-delay:.61s; }
[data-stagger].in > *:nth-child(9){ transition-delay:.69s; }

/* ---- Animated SVG draw ------------------------------------ */
[data-draw] path{ stroke-dasharray:var(--len,400); stroke-dashoffset:var(--len,400); transition:stroke-dashoffset 2.2s var(--ease); }
[data-draw].in path{ stroke-dashoffset:0; }
[data-draw].in path:nth-child(2){ transition-delay:.25s; }
[data-draw].in path:nth-child(3){ transition-delay:.5s; }

/* ---- Timeline scroll fill --------------------------------- */
.timeline::after{ content:""; position:absolute; left:18px; top:6px; width:2px; background:linear-gradient(var(--gold),var(--gold-deep)); height:var(--fill,0); transition:height .15s linear; box-shadow:0 0 10px rgba(201,161,74,.5); }
.tl-item::before{ transition:border-color .4s, background .4s, transform .4s var(--ease); }
.tl-item.lit::before{ background:var(--gold); transform:scale(1.15); box-shadow:0 0 0 5px rgba(201,161,74,.18); }

/* ---- Button shine ----------------------------------------- */
.btn{ position:relative; overflow:hidden; }
.btn::before{ content:""; position:absolute; top:0; left:-120%; width:60%; height:100%; transform:skewX(-20deg); background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent); transition:left .6s var(--ease); }
.btn:hover::before{ left:140%; }
.btn-gold::before{ background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent); }

/* ---- Nav link letterspacing micro ------------------------- */
.site-nav a{ transition:.25s, letter-spacing .25s; }
.site-nav a:hover{ letter-spacing:.02em; }

/* ---- Magnetic helper -------------------------------------- */
.magnetic{ will-change:transform; }

/* ---- Floating scroll-hint refinement ---------------------- */
.hero-arc{ transition:transform .2s ease-out; }

@media (prefers-reduced-motion:reduce){
    .aurora, .hero-particles, .marquee-track, .gradient-text, .hero::after{ animation:none!important; }
    [data-split] .word > span{ transform:none; opacity:1; }
    .reveal.clip{ clip-path:none; }
    [data-stagger] > *{ opacity:1; transform:none; }
    [data-draw] path{ stroke-dashoffset:0; }
}